Compare commits

..

127 Commits

Author SHA1 Message Date
Ryan Walters
b58a7a8f63 chore: bump version, add 'dev-release' debug profile 2025-09-11 13:46:05 -05:00
Ryan Walters
f340de80f3 feat: subsystem toggling via feature, release mode console allocation with ANSI, desktop file subscriber 2025-09-11 13:45:01 -05:00
Ryan Walters
d9ea79db74 fix: only run most workflows against 'master' branch 2025-09-11 09:41:21 -05:00
Ryan Walters
126b6ff378 feat: fullscreen toggle key 2025-09-11 09:10:19 -05:00
Ryan Walters
36e9de1a1f chore: bump to v0.80.0, update ROADMAP.md 2025-09-11 02:26:39 -05:00
Ryan Walters
9ad1704806 feat(audio): setup intro jingle, use fruit & ghost sounds, improve AudioEvent 2025-09-11 02:24:15 -05:00
Ryan Walters
86331afd52 refactor(audio): rename eat() to waka(), use play(Sound) for death() instead 2025-09-11 02:11:57 -05:00
Ryan Walters
cca205fe95 chore: compress .ogg audio files 2025-09-11 02:01:44 -05:00
Ryan Walters
00a65954e6 refactor: unify cross-platform asset loading, avoid hard-coding with folder-based asset embedding for desktop 2025-09-11 01:11:00 -05:00
Ryan Walters
43532dac56 feat(audio): centralize sound management with proper enum, improved iterator protocols, introduce new sound files 2025-09-11 00:40:09 -05:00
Ryan Walters
08c964c32e feat: re-implement pausing mechanism with tick-perfect audio & state pauses 2025-09-11 00:03:14 -05:00
Ryan Walters
8b2d18b3da chore: add 'fix' just recipe, remove temp ignore lines 2025-09-10 23:10:27 -05:00
Ryan Walters
46a73c5ace fix: solve audio glitch/crackling on Emscripten via use higher buffer and AUDIO_S16LSB 2025-09-10 23:08:46 -05:00
Ryan Walters
a2783ae62d refactor: refine asset enum, move around audio files, use OGG for death sound 2025-09-10 22:53:19 -05:00
Ryan Walters
83e0d1d737 fix: FruitSprites resource for common tests, disable Exit command bindings on Emscripten, update ROADMAP.md 2025-09-10 22:08:32 -05:00
Ryan Walters
d86864b6a3 feat: fruit display hud 2025-09-10 22:00:11 -05:00
Ryan Walters
d7a6ee7684 fix: flush world after switching to observer-based item collection 2025-09-10 21:45:10 -05:00
Ryan Walters
d84f0c831e feat: proper scheduling via SystemSet, non-conditional game systems, better collision handling 2025-09-10 21:36:51 -05:00
Ryan Walters
ae19ca1795 feat: rewrite ghost/item collision eventing into trigger-based observer 2025-09-10 17:15:15 -05:00
Ryan Walters
abf341d753 fix: avoid constant recalculation of max character height in TtfAtlas 2025-09-10 14:09:07 -05:00
Ryan Walters
7b6dad0c74 refactor: remove unused component, simplify visibility check defaulting behavior, reformat STORY.md 2025-09-10 11:17:12 -05:00
Ryan Walters
5563b64044 refactor: replace immutable Hidden component with mutable Visibility component 2025-09-10 00:45:16 -05:00
Ryan Walters
cb691b0907 refactor: move animation components into new systems/animation submodule 2025-09-10 00:26:49 -05:00
Ryan Walters
ce8ea347e1 refactor: reorganize hud-related elements into systems/hud submodule 2025-09-09 17:00:32 -05:00
Ryan Walters
afae3c5e7b fix: restore target_os for linux linker arg, add documentation detail 2025-09-09 16:49:01 -05:00
Ryan Walters
4f7902fc50 fix: cfg on ConsoleInit for windows/emscripten, use simplified cfg for windows/linux 2025-09-09 16:41:59 -05:00
Ryan Walters
2a2cca675a fix: cfg limit tracing_buffer to windows only 2025-09-09 16:27:35 -05:00
Ryan Walters
f3a6b72931 chore: remove unused tests, fixup README & disable bad markdown lints 2025-09-09 14:22:06 -05:00
Ryan Walters
ca006b5073 refactor: remove dead code, tune lints, remove useless tests 2025-09-09 14:22:06 -05:00
Ryan Walters
139afb2d40 chore: update ROADMAP.md with latest progress, detail core feature targets & mechanics 2025-09-09 11:42:26 -05:00
Ryan Walters
5d56b31353 feat: fruit spawning mechanism, sprites, pellet counting, fruit trigger observer 2025-09-09 11:26:05 -05:00
Ryan Walters
b4990af109 chore: fix clippy lints part 972 2025-09-08 23:53:30 -05:00
Ryan Walters
088c496ad9 refactor: store common components & bundles in 'common' submodule, move others directly into relevant files, create 'animation' submodule 2025-09-08 23:53:30 -05:00
Ryan Walters
5bdf11dfb6 feat: enhance slow frame timing warning 2025-09-08 19:19:23 -05:00
Ryan Walters
c163171304 refactor: use Single<> for player queries 2025-09-08 16:50:28 -05:00
Ryan Walters
63e1059df8 feat: implement entity-based sprite system for HUD display (lives)
- Spawn HUD elements as Renderables with simple change-based entity updates
- Updated rendering systems to accommodate new precise pixel positioning for life sprites.
2025-09-08 16:22:40 -05:00
Ryan Walters
11af44c469 feat: add bottom row HUD, proper life display sprites 2025-09-08 14:30:33 -05:00
Ryan Walters
7675608391 chore(version): bump to v0.78.0 2025-09-08 14:07:34 -05:00
Ryan Walters
7d5b8e11dd chore: bump dependencies, spin-sleep & windows/windows-sys 2025-09-08 14:06:53 -05:00
Ryan Walters
5aba1862c9 feat: improve tracing logs application-wide 2025-09-08 13:50:38 -05:00
Ryan Walters
e46d39a938 chore: split tests & checks into separate workflows 2025-09-08 13:22:58 -05:00
Ryan Walters
49a6a5cc39 feat: implement stage transition for ghost eaten pause and add TimeToLive component
- `StageTransition` enum allows for collision system to apply state transition for ghost pausing.
- Added `TimeToLive` component & `time_to_live_system` to provide temporary sprite rendering of bonus sprites.
- Updated `stage_system` to handle the new ghost eaten pause state, including freezing entities and spawning bonus points.
2025-09-08 13:01:40 -05:00
Ryan Walters
ca50d0f3d8 chore: reformat README, move ideas into ROADMAP, add screenshots & image banner 2025-09-08 12:21:59 -05:00
Ryan Walters
774dc010bf chore: add justforfunnoreally.dev badge, improve README.md, fixup STORY.md 2025-09-08 11:36:38 -05:00
Ryan Walters
e87d458121 fix: set PlayerLives default to 3, use resource for HUD lives count in top left
yes I am fully aware that the UP is not the player lives, I'm just
wanting the indicator to be somewhere and I'll make the proper indicator
tomorrow probably
2025-09-08 01:23:26 -05:00
Ryan Walters
44f0b5d373 fix: use coveralls in README, use proper 'coverage' recipe, remove codecov.yml 2025-09-08 01:18:55 -05:00
Ryan Walters
c828034d18 chore(version): bump version to v0.77.0 2025-09-08 01:15:40 -05:00
Ryan Walters
823f480916 feat: setup pacman collision, level restart, game over, death sequence, switch to Vec for TileSequence 2025-09-08 01:14:32 -05:00
Ryan Walters
53306de155 chore: add precommit bacon job 2025-09-07 16:41:43 -05:00
Ryan Walters
6ddc6d1181 chore: setup auto tag & bump scripts with pre-commit 2025-09-07 15:12:19 -05:00
Ryan Walters
fff44faa05 fix: use serial single-thread testing for game integration tests 2025-09-07 00:10:49 -05:00
Ryan Walters
ca17984d98 feat: use cfg-based coverage exclusion to replace 'ignore-filename-regex' option, setup coveralls & nightly-based coverage 2025-09-06 14:51:23 -05:00
Ryan Walters
c8f389b163 feat: add pacman death sound 2025-09-06 12:15:08 -05:00
Ryan Walters
9c274de901 feat: setup dying sprites with sprite validation tests 2025-09-06 12:15:08 -05:00
Ryan Walters
9633611ae8 fix: downgrade to codecov-action v4, update escapes pattern, ignore codecov.json, slim codecov config 2025-09-06 12:15:07 -05:00
Ryan Walters
897b9b8621 fix: switch from lcov to codecov.json for Codecov reporting 2025-09-06 12:15:07 -05:00
Ryan Walters
ee2569b70c ci: drop coveralls, add codecov config, change badge 2025-09-06 12:15:07 -05:00
Ryan Walters
84caa6c25f ci: setup codecov coverage 2025-09-06 12:15:06 -05:00
Ryan Walters
f92c9175b9 test: add ttf renderer tests 2025-09-06 12:15:06 -05:00
Ryan Walters
d561b446c5 test: remove useless/redundant tests 2025-09-06 12:15:05 -05:00
Ryan Walters
9219c771d7 test: improve input & map_builder test coverage 2025-09-06 12:15:05 -05:00
Ryan Walters
cd501aafc4 test: general game testing 2025-09-06 12:15:05 -05:00
Ryan Walters
feae1ee191 test: add asset tests, file exists & has min size 2025-09-06 12:15:04 -05:00
Ryan Walters
2f0b9825c6 test: blinking system tests 2025-09-06 12:15:04 -05:00
Ryan Walters
cac490565e refactor: use speculoos for all test assertions 2025-09-06 12:15:04 -05:00
Ryan Walters
b60888219b fix: remove unused BlinkingTexture 2025-09-06 12:15:03 -05:00
Ryan Walters
3c50bfeab6 refactor: add ticks to DeltaTime, rewrite Blinking system for tick-based calculations with absolute calculations, rewrite Blinking/Direction tests 2025-09-06 12:15:03 -05:00
Ryan Walters
132067c573 feat: re-implement CustomFormatter to clone Full formatterr 2025-09-06 12:15:03 -05:00
Ryan Walters
42e309a46b feat: enhance profiling with tick-based timing management and zero-padding for skipped frames 2025-09-06 12:15:02 -05:00
Ryan Walters
a38423f006 refactor: use welford's algorithm for one-pass avg/std dev. calculations, input logging tweaks 2025-09-06 12:15:02 -05:00
Ryan Walters
07bd127596 chore: move ttf context out of game.rs, remove unnecessary window event logging 2025-09-06 12:15:01 -05:00
Ryan Walters
da42d017e7 refactor: reorganize game.rs new() into separate functions 2025-09-06 12:15:01 -05:00
Ryan Walters
8b623ffabe feat: sprite enums for avoiding hardcoded string paths 2025-09-06 12:15:01 -05:00
Ryan Walters
af81390e30 fix: use LARGE_SCALE for BatchedLineResource calculations 2025-09-06 12:15:00 -05:00
Ryan Walters
2fabd5d7a2 feat: measure total system timings using threading indifferent method, padded formatting 2025-09-06 12:15:00 -05:00
Ryan Walters
bcd9865430 chore: move BufferedWriter into tracing_buffer.rs 2025-09-06 12:15:00 -05:00
Ryan Walters
ed16da1e8f feat: special formatting with game tick counter, remove date from tracing formatter 2025-09-06 12:14:59 -05:00
Ryan Walters
14882531c9 fix(ci): allow dead code in buffered_writer & tracing_buffer for desktop non-windows checks 2025-09-06 12:14:59 -05:00
Ryan Walters
2d36d49b13 feat: enumerate and display render driver info, increase node id text opacity 2025-09-06 12:14:59 -05:00
Ryan Walters
0f1e1d4d42 fix: do not use canvas.output_size() for calculations due to browser behavior 2025-09-04 16:06:28 -05:00
Ryan Walters
9e029966dc chore: setup --debug/--release args for web build script & recipe, fix test lint 2025-09-04 14:47:35 -05:00
Ryan Walters
968eb39b64 feat: fix emscripten browser logging, streamline console initialization and logging 2025-09-04 14:07:24 -05:00
Ryan Walters
0759019c8b fix: allow Window events, allows proper logical canvas resizing
You have no idea how much pain this has been causing me.
2025-09-04 13:26:08 -05:00
Ryan Walters
17188df729 refactor(test): remove dead code and consolidate test utilities 2025-09-04 11:53:29 -05:00
Ryan Walters
b34c63cf9c feat: add aspect ratio demo bin 2025-09-04 11:20:00 -05:00
Ryan Walters
57e7f395d7 feat: add drag reference control relaxation with easing, mild refactor 2025-09-04 11:19:48 -05:00
Ryan Walters
1f5af2cd96 feat: touch movement controls 2025-09-04 11:02:51 -05:00
Ryan Walters
36a2f00d8c chore: set explicit ARGB8888 pixel format for transparency support, 'web' task with caddy fs 2025-09-04 00:13:48 -05:00
Ryan Walters
b8c7c29376 fix: calculation for rect position scaling in debug_renderer 2025-09-03 23:23:56 -05:00
Ryan Walters
a3c4e5267f refactor: consolidate rendering systems into a combined render system for improved performance and reduced overhead 2025-09-03 23:09:19 -05:00
Ryan Walters
3e630bcbef feat: run input_system less, rework profiling system to allow for conditional ticks, prepopulate and simplify locking mechanisms, drop RwLock 2025-09-03 23:09:19 -05:00
Ryan Walters
33775166a7 feat: add batching & merging of lines in debug rendering 2025-09-03 19:45:55 -05:00
Ryan Walters
f2732a7ff7 feat: improve debug rendering performance via batch rendering of rects 2025-09-03 19:15:05 -05:00
Ryan Walters
6771dea02b fix: avoid padding jitter with constant name padding, minor timing calculation fixes 2025-09-03 19:00:45 -05:00
Ryan Walters
23f43288e1 feat: implement optimized text rendering by caching font characters into special atlas 2025-09-03 17:31:48 -05:00
Ryan Walters
028ee28840 fix: remove redundant double canvas copy 2025-09-03 17:31:06 -05:00
Ryan Walters
a489bff0d1 chore: add timing demo bin 2025-09-03 17:31:06 -05:00
Ryan Walters
0907b5ebe7 chore: remove unused functions, add 'web' task to Justfile 2025-09-03 16:31:21 -05:00
Ryan Walters
4cc5816d1f refactor: use small_rng for Emscripten only, simplify platform to top-level functions only, no trait/struct 2025-09-03 11:11:04 -05:00
Ryan Walters
208ad3e733 chore: move spin-sleep to desktop only, rearrange Cargo dependencies 2025-09-03 11:04:06 -05:00
Ryan Walters
24e8b3e3bc fix: retain main SDL & audio contexts for application lifetime 2025-09-03 09:33:03 -05:00
dependabot[bot]
da0f4d856a chore(deps): bump actions/upload-pages-artifact (#5)
Bumps the dependencies group with 1 update: [actions/upload-pages-artifact](https://github.com/actions/upload-pages-artifact).


Updates `actions/upload-pages-artifact` from 3 to 4
- [Release notes](https://github.com/actions/upload-pages-artifact/releases)
- [Commits](https://github.com/actions/upload-pages-artifact/compare/v3...v4)

---
updated-dependencies:
- dependency-name: actions/upload-pages-artifact
  dependency-version: '4'
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: dependencies
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
2025-09-03 08:28:39 -05:00
Ryan Walters
aaf30efde7 fix: only run coverage upload if secret is available 2025-09-03 08:23:33 -05:00
Ryan Walters
89f1e71568 chore: add 'samply' profiling helper task to Justfile 2025-09-02 15:42:13 -05:00
Ryan Walters
d6d0f47483 feat: optimize input system, avoid heap allocations, disable as many events as possible 2025-09-02 14:57:01 -05:00
Ryan Walters
1b0624a174 chore: add profiling profile for flamegraph 2025-09-02 14:52:11 -05:00
Ryan Walters
7dfab26898 refactor: drop remaining Box::leak & statics where possible 2025-09-02 13:44:40 -05:00
Ryan Walters
f2fc60b250 chore: add LICENSE, add missing metadata, clean up dependencies & use dev-dependencies, document choices 2025-09-02 13:23:43 -05:00
Ryan Walters
7cdd1b6ad9 refactor: use 'unsafe_textures' sdl2 feature to hide lifetimes & obscure leaks into upstream 2025-09-02 12:59:06 -05:00
Ryan Walters
d0a68faa51 chore: update dependencies, solve tracing-subscriber vulnerability 2025-09-02 09:47:11 -05:00
Ryan Walters
055dc85f2b refactor: improve console handling & logs, scoped mutex lock, fix linux unused imports 2025-09-02 09:09:48 -05:00
Ryan Walters
39a5df1ffd fix: use c-style strings instead of manual termination, cast pointer, use then_some 2025-09-02 08:52:08 -05:00
Ryan Walters
6637691157 feat: setup windows system console output detection for dynamic console attach 2025-09-02 00:31:59 -05:00
Ryan Walters
c79ba0d824 feat: buffer tracing logs before console init 2025-09-01 17:22:22 -05:00
Ryan Walters
b1b03b0e9c refactor: move magic numbers & constants 2025-09-01 15:47:41 -05:00
Ryan Walters
a62ae8dfe7 fix: energizers don't change dead (eyes) ghosts 2025-09-01 15:39:17 -05:00
Ryan Walters
a21459f337 feat: revamp with better separate directional/linear animations, direction independent ticking 2025-09-01 15:28:57 -05:00
Ryan Walters
b53db3788d refactor: unify ghost state management and animation handling, use integers for texture animation 2025-09-01 14:27:48 -05:00
Ryan Walters
e1a2e6ab62 fix: avoid switching ghost back to normal during eyes animation 2025-09-01 13:14:16 -05:00
Ryan Walters
2bdb039aa9 fix: correct broken timing format tests 2025-09-01 12:57:48 -05:00
Ryan Walters
6dd0152938 chore: remove unused dependencies 2025-09-01 12:46:39 -05:00
Ryan Walters
4881e33c6f refactor: use U16Vec2 for sprites, remove unnecessary Deserialize trait 2025-09-01 12:44:13 -05:00
Ryan Walters
0cbd6f1aac refactor: switch NodeId to u16, use I8Vec2 for grid coordinates 2025-09-01 12:37:44 -05:00
Ryan Walters
1206cf9ad1 feat: implement high score text rendering 2025-09-01 12:13:18 -05:00
Ryan Walters
bed913d016 fix: profiling system calculates mean of sums, not mean of means 2025-09-01 12:01:39 -05:00
Ryan Walters
98196f3e07 feat: ghost animation states, frightened/eaten behaviors, smallvec animation arrays 2025-09-01 11:46:18 -05:00
Ryan Walters
8f504d6c77 fix: correctly unhide in second pre-freeze stage 2025-09-01 10:28:08 -05:00
120 changed files with 8448 additions and 3319 deletions

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@@ -7,6 +7,8 @@ rustflags = [
]
runner = "node"
# despite being semantically identical to `target_os = "linux"`, the `cfg(linux)` syntax is not supported here. Who knows why...
# https://github.com/Xevion/Pac-Man/actions/runs/17596477856
[target.'cfg(target_os = "linux")']
rustflags = [
# Manually link zlib.

View File

@@ -3,3 +3,10 @@ fail-fast = false
[profile.coverage]
status-level = "none"
[[profile.default.overrides]]
filter = 'test(pacman::game::)'
test-group = 'serial'
[test-groups]
serial = { max-threads = 1 }

1
.gitattributes vendored
View File

@@ -1 +1,2 @@
* text=auto eol=lf
scripts/* linguist-detectable=false

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@@ -1,5 +1,13 @@
name: Builds
on: ["push", "pull_request"]
on:
push:
branches:
- master
pull_request:
branches:
- master
workflow_dispatch:
permissions:
contents: write
@@ -151,7 +159,7 @@ jobs:
done
- name: Upload Artifact
uses: actions/upload-pages-artifact@v3
uses: actions/upload-pages-artifact@v4
if: github.ref == 'refs/heads/master' && github.event_name == 'push'
with:
path: "./dist/"

60
.github/workflows/checks.yaml vendored Normal file
View File

@@ -0,0 +1,60 @@
name: Checks
on:
push:
branches:
- master
pull_request:
branches:
- master
workflow_dispatch:
env:
CARGO_TERM_COLOR: always
RUST_TOOLCHAIN: 1.86.0
jobs:
checks:
runs-on: ubuntu-latest
steps:
- name: Checkout code
uses: actions/checkout@v5
- name: Install Rust toolchain
uses: dtolnay/rust-toolchain@master
with:
toolchain: ${{ env.RUST_TOOLCHAIN }}
components: clippy, rustfmt
- name: Rust Cache
uses: Swatinem/rust-cache@v2
- name: Cache vcpkg
uses: actions/cache@v4
with:
path: target/vcpkg
key: A-vcpkg-${{ runner.os }}-${{ hashFiles('Cargo.toml', 'Cargo.lock') }}
restore-keys: |
A-vcpkg-${{ runner.os }}-
- name: Vcpkg Linux Dependencies
run: |
sudo apt-get update
sudo apt-get install -y libltdl-dev
- name: Vcpkg
run: |
cargo install cargo-vcpkg
cargo vcpkg -v build
- name: Run clippy
run: cargo clippy -- -D warnings
- name: Check formatting
run: cargo fmt -- --check
- uses: taiki-e/install-action@cargo-audit
- name: Run security audit
run: cargo audit

View File

@@ -1,10 +1,16 @@
name: Code Coverage
on: ["push", "pull_request"]
on:
push:
branches:
- master
pull_request:
branches:
- master
env:
CARGO_TERM_COLOR: always
RUST_TOOLCHAIN: 1.86.0
RUST_TOOLCHAIN: nightly
jobs:
coverage:
@@ -48,33 +54,9 @@ jobs:
run: |
just coverage
- name: Download Coveralls CLI
run: |
# use GitHub Releases URL instead of coveralls.io because they can't maintain their own files; it 404s
curl -L https://github.com/coverallsapp/coverage-reporter/releases/download/v0.6.15/coveralls-linux-x86_64.tar.gz | tar -xz -C /usr/local/bin
- name: Upload coverage to Coveralls
env:
COVERALLS_REPO_TOKEN: ${{ secrets.COVERALLS_REPO_TOKEN }}
run: |
if [ ! -f "lcov.info" ]; then
echo "Error: lcov.info file not found. Coverage generation may have failed."
exit 1
fi
for i in {1..10}; do
echo "Attempt $i: Uploading coverage to Coveralls..."
if coveralls -n report lcov.info; then
echo "Successfully uploaded coverage report."
exit 0
fi
if [ $i -lt 10 ]; then
delay=$((2**i))
echo "Attempt $i failed. Retrying in $delay seconds..."
sleep $delay
fi
done
echo "Failed to upload coverage report after 10 attempts."
exit 1
- name: Coveralls upload
uses: coverallsapp/github-action@v2
with:
github-token: ${{ secrets.COVERALLS_REPO_TOKEN }}
path-to-lcov: lcov.info
debug: true

View File

@@ -1,6 +1,13 @@
name: Tests & Checks
name: Tests
on: ["push", "pull_request"]
on:
push:
branches:
- master
pull_request:
branches:
- master
workflow_dispatch:
env:
CARGO_TERM_COLOR: always
@@ -18,7 +25,6 @@ jobs:
uses: dtolnay/rust-toolchain@master
with:
toolchain: ${{ env.RUST_TOOLCHAIN }}
components: clippy, rustfmt
- name: Rust Cache
uses: Swatinem/rust-cache@v2
@@ -45,14 +51,3 @@ jobs:
- name: Run nextest
run: cargo nextest run --workspace
- name: Run clippy
run: cargo clippy -- -D warnings
- name: Check formatting
run: cargo fmt -- --check
- uses: taiki-e/install-action@cargo-audit
- name: Run security audit
run: cargo audit

8
.gitignore vendored
View File

@@ -14,4 +14,12 @@ assets/site/build.css
# Coverage reports
lcov.info
codecov.json
coverage.html
# Profiling output
flamegraph.svg
/profile.*
# Logs
*.log

View File

@@ -12,6 +12,13 @@ repos:
- id: forbid-submodules
- id: mixed-line-ending
- repo: https://github.com/compilerla/conventional-pre-commit
rev: v4.2.0
hooks:
- id: conventional-pre-commit
stages: [commit-msg]
args: []
- repo: local
hooks:
- id: cargo-fmt
@@ -20,12 +27,14 @@ repos:
language: system
types: [rust]
pass_filenames: false
- id: cargo-check
name: cargo check
entry: cargo check --all-targets
language: system
types_or: [rust, cargo, cargo-lock]
pass_filenames: false
- id: cargo-check-wasm
name: cargo check for wasm32-unknown-emscripten
entry: cargo check --all-targets --target=wasm32-unknown-emscripten

610
Cargo.lock generated
View File

@@ -85,7 +85,7 @@ dependencies = [
"bevy_reflect",
"bevy_tasks",
"bevy_utils",
"bitflags 2.9.1",
"bitflags 2.9.4",
"bumpalo",
"concurrent-queue",
"derive_more",
@@ -221,13 +221,22 @@ checksum = "bef38d45163c2f1dde094a7dfd33ccf595c92905c8f8f4fdc18d06fb1037718a"
[[package]]
name = "bitflags"
version = "2.9.1"
version = "2.9.4"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "1b8e56985ec62d17e9c1001dc89c88ecd7dc08e47eba5ec7c29c7b5eeecde967"
checksum = "2261d10cca569e4643e526d8dc2e62e433cc8aba21ab764233731f8d369bf394"
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"log",
"serde",
@@ -1285,34 +1522,132 @@ dependencies = [
]
[[package]]
name = "winapi"
version = "0.3.9"
name = "winapi-util"
version = "0.1.11"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "5c839a674fcd7a98952e593242ea400abe93992746761e38641405d28b00f419"
checksum = "c2a7b1c03c876122aa43f3020e6c3c3ee5c05081c9a00739faf7503aeba10d22"
dependencies = [
"winapi-i686-pc-windows-gnu",
"winapi-x86_64-pc-windows-gnu",
"windows-sys 0.61.0",
]
[[package]]
name = "winapi-i686-pc-windows-gnu"
version = "0.4.0"
name = "windows"
version = "0.62.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "ac3b87c63620426dd9b991e5ce0329eff545bccbbb34f3be09ff6fb6ab51b7b6"
checksum = "9579d0e6970fd5250aa29aba5994052385ff55cf7b28a059e484bb79ea842e42"
dependencies = [
"windows-collections",
"windows-core",
"windows-future",
"windows-link",
"windows-numerics",
]
[[package]]
name = "winapi-x86_64-pc-windows-gnu"
name = "windows-collections"
version = "0.3.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "a90dd7a7b86859ec4cdf864658b311545ef19dbcf17a672b52ab7cefe80c336f"
dependencies = [
"windows-core",
]
[[package]]
name = "windows-core"
version = "0.62.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "57fe7168f7de578d2d8a05b07fd61870d2e73b4020e9f49aa00da8471723497c"
dependencies = [
"windows-implement",
"windows-interface",
"windows-link",
"windows-result",
"windows-strings",
]
[[package]]
name = "windows-future"
version = "0.3.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "b2194dee901458cb79e1148a4e9aac2b164cc95fa431891e7b296ff0b2f1d8a6"
dependencies = [
"windows-core",
"windows-link",
"windows-threading",
]
[[package]]
name = "windows-implement"
version = "0.60.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "a47fddd13af08290e67f4acabf4b459f647552718f683a7b415d290ac744a836"
dependencies = [
"proc-macro2",
"quote",
"syn",
]
[[package]]
name = "windows-interface"
version = "0.59.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "bd9211b69f8dcdfa817bfd14bf1c97c9188afa36f4750130fcdf3f400eca9fa8"
dependencies = [
"proc-macro2",
"quote",
"syn",
]
[[package]]
name = "windows-link"
version = "0.2.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "45e46c0661abb7180e7b9c281db115305d49ca1709ab8242adf09666d2173c65"
[[package]]
name = "windows-numerics"
version = "0.3.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "2ce3498fe0aba81e62e477408383196b4b0363db5e0c27646f932676283b43d8"
dependencies = [
"windows-core",
"windows-link",
]
[[package]]
name = "windows-result"
version = "0.4.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"
checksum = "7084dcc306f89883455a206237404d3eaf961e5bd7e0f312f7c91f57eb44167f"
dependencies = [
"windows-link",
]
[[package]]
name = "windows-strings"
version = "0.5.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "7218c655a553b0bed4426cf54b20d7ba363ef543b52d515b3e48d7fd55318dda"
dependencies = [
"windows-link",
]
[[package]]
name = "windows-sys"
version = "0.60.2"
version = "0.52.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "f2f500e4d28234f72040990ec9d39e3a6b950f9f22d3dba18416c35882612bcb"
checksum = "282be5f36a8ce781fad8c8ae18fa3f9beff57ec1b52cb3de0789201425d9a33d"
dependencies = [
"windows-targets 0.53.2",
"windows-targets",
]
[[package]]
name = "windows-sys"
version = "0.61.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "e201184e40b2ede64bc2ea34968b28e33622acdbbf37104f0e4a33f7abe657aa"
dependencies = [
"windows-link",
]
[[package]]
@@ -1321,30 +1656,23 @@ version = "0.52.6"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "9b724f72796e036ab90c1021d4780d4d3d648aca59e491e6b98e725b84e99973"
dependencies = [
"windows_aarch64_gnullvm 0.52.6",
"windows_aarch64_msvc 0.52.6",
"windows_i686_gnu 0.52.6",
"windows_i686_gnullvm 0.52.6",
"windows_i686_msvc 0.52.6",
"windows_x86_64_gnu 0.52.6",
"windows_x86_64_gnullvm 0.52.6",
"windows_x86_64_msvc 0.52.6",
"windows_aarch64_gnullvm",
"windows_aarch64_msvc",
"windows_i686_gnu",
"windows_i686_gnullvm",
"windows_i686_msvc",
"windows_x86_64_gnu",
"windows_x86_64_gnullvm",
"windows_x86_64_msvc",
]
[[package]]
name = "windows-targets"
version = "0.53.2"
name = "windows-threading"
version = "0.2.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "c66f69fcc9ce11da9966ddb31a40968cad001c5bedeb5c2b82ede4253ab48aef"
checksum = "ab47f085ad6932defa48855254c758cdd0e2f2d48e62a34118a268d8f345e118"
dependencies = [
"windows_aarch64_gnullvm 0.53.0",
"windows_aarch64_msvc 0.53.0",
"windows_i686_gnu 0.53.0",
"windows_i686_gnullvm 0.53.0",
"windows_i686_msvc 0.53.0",
"windows_x86_64_gnu 0.53.0",
"windows_x86_64_gnullvm 0.53.0",
"windows_x86_64_msvc 0.53.0",
"windows-link",
]
[[package]]
@@ -1353,96 +1681,48 @@ version = "0.52.6"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "32a4622180e7a0ec044bb555404c800bc9fd9ec262ec147edd5989ccd0c02cd3"
[[package]]
name = "windows_aarch64_gnullvm"
version = "0.53.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "86b8d5f90ddd19cb4a147a5fa63ca848db3df085e25fee3cc10b39b6eebae764"
[[package]]
name = "windows_aarch64_msvc"
version = "0.52.6"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "09ec2a7bb152e2252b53fa7803150007879548bc709c039df7627cabbd05d469"
[[package]]
name = "windows_aarch64_msvc"
version = "0.53.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "c7651a1f62a11b8cbd5e0d42526e55f2c99886c77e007179efff86c2b137e66c"
[[package]]
name = "windows_i686_gnu"
version = "0.52.6"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "8e9b5ad5ab802e97eb8e295ac6720e509ee4c243f69d781394014ebfe8bbfa0b"
[[package]]
name = "windows_i686_gnu"
version = "0.53.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "c1dc67659d35f387f5f6c479dc4e28f1d4bb90ddd1a5d3da2e5d97b42d6272c3"
[[package]]
name = "windows_i686_gnullvm"
version = "0.52.6"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "0eee52d38c090b3caa76c563b86c3a4bd71ef1a819287c19d586d7334ae8ed66"
[[package]]
name = "windows_i686_gnullvm"
version = "0.53.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "9ce6ccbdedbf6d6354471319e781c0dfef054c81fbc7cf83f338a4296c0cae11"
[[package]]
name = "windows_i686_msvc"
version = "0.52.6"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "240948bc05c5e7c6dabba28bf89d89ffce3e303022809e73deaefe4f6ec56c66"
[[package]]
name = "windows_i686_msvc"
version = "0.53.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "581fee95406bb13382d2f65cd4a908ca7b1e4c2f1917f143ba16efe98a589b5d"
[[package]]
name = "windows_x86_64_gnu"
version = "0.52.6"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "147a5c80aabfbf0c7d901cb5895d1de30ef2907eb21fbbab29ca94c5b08b1a78"
[[package]]
name = "windows_x86_64_gnu"
version = "0.53.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "2e55b5ac9ea33f2fc1716d1742db15574fd6fc8dadc51caab1c16a3d3b4190ba"
[[package]]
name = "windows_x86_64_gnullvm"
version = "0.52.6"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "24d5b23dc417412679681396f2b49f3de8c1473deb516bd34410872eff51ed0d"
[[package]]
name = "windows_x86_64_gnullvm"
version = "0.53.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "0a6e035dd0599267ce1ee132e51c27dd29437f63325753051e71dd9e42406c57"
[[package]]
name = "windows_x86_64_msvc"
version = "0.52.6"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "589f6da84c646204747d1270a2a5661ea66ed1cced2631d546fdfb155959f9ec"
[[package]]
name = "windows_x86_64_msvc"
version = "0.53.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "271414315aff87387382ec3d271b52d7ae78726f5d44ac98b4f4030c91880486"
[[package]]
name = "winnow"
version = "0.7.12"
@@ -1458,7 +1738,7 @@ version = "0.39.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "6f42320e61fe2cfd34354ecb597f86f413484a798ba44a8ca1165c58d42da6c1"
dependencies = [
"bitflags 2.9.1",
"bitflags 2.9.4",
]
[[package]]
@@ -1466,3 +1746,23 @@ name = "yansi"
version = "1.0.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "cfe53a6657fd280eaa890a3bc59152892ffa3e30101319d168b781ed6529b049"
[[package]]
name = "zerocopy"
version = "0.8.26"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "1039dd0d3c310cf05de012d8a39ff557cb0d23087fd44cad61df08fc31907a2f"
dependencies = [
"zerocopy-derive",
]
[[package]]
name = "zerocopy-derive"
version = "0.8.26"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "9ecf5b4cc5364572d7f4c329661bcc82724222973f2cab6f050a4e5c22f75181"
dependencies = [
"proc-macro2",
"quote",
"syn",
]

View File

@@ -1,62 +1,104 @@
[package]
name = "pacman"
version = "0.2.0"
version = "0.80.2"
authors = ["Xevion"]
edition = "2021"
rust-version = "1.86.0"
description = "A cross-platform retro Pac-Man clone, written in Rust and supported by SDL2"
readme = true
homepage = "https://pacman.xevion.dev"
repository = "https://github.com/Xevion/Pac-Man"
license = "GPL-3.0-or-later"
keywords = ["game", "pacman", "arcade", "sdl2"]
categories = ["games", "emulators"]
publish = false
exclude = ["/assets/unpacked/**", "/assets/site/**", "/bacon.toml", "/Justfile"]
default-run = "pacman"
# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
[dependencies]
tracing = { version = "0.1.41", features = ["max_level_debug", "release_max_level_debug"]}
tracing-error = "0.2.0"
tracing-subscriber = {version = "0.3.17", features = ["env-filter"]}
lazy_static = "1.5.0"
sdl2 = { version = "0.38.0", features = ["image", "ttf"] }
spin_sleep = "1.3.2"
rand = { version = "0.9.2", default-features = false, features = ["small_rng", "os_rng"] }
pathfinding = "4.14"
once_cell = "1.21.3"
thiserror = "2.0.14"
anyhow = "1.0"
bevy_ecs = "0.16.1"
glam = "0.30.5"
serde = { version = "1.0.219", features = ["derive"] }
serde_json = "1.0.142"
pathfinding = "4.14"
tracing = { version = "0.1.41", features = ["max_level_trace", "release_max_level_debug"]}
tracing-error = "0.2.0"
tracing-subscriber = {version = "0.3.20", features = ["env-filter"]}
time = { version = "0.3.43", features = ["formatting", "macros"] }
thiserror = "2.0.16"
anyhow = "1.0"
smallvec = "1.15.1"
bitflags = "2.9.4"
micromap = "0.1.0"
circular-buffer = "1.1.0"
parking_lot = "0.12.3"
strum = "0.27.2"
strum_macros = "0.27.2"
phf = { version = "0.12.1", features = ["macros"] }
bevy_ecs = "0.16.1"
bitflags = "2.9.1"
parking_lot = "0.12.3"
micromap = "0.1.0"
thousands = "0.2.0"
pretty_assertions = "1.4.1"
num-width = "0.1.0"
circular-buffer = "1.1.0"
# While not actively used in code, `build.rs` generates code that relies on this. Keep the versions synchronized.
phf = { version = "0.13.1", features = ["macros"] }
# Windows-specific dependencies
[target.'cfg(windows)'.dependencies]
# Used for customizing console output on Windows; both are required due to the `windows` crate having poor Result handling with `GetStdHandle`.
windows = { version = "0.62.0", features = ["Win32_Security", "Win32_Storage_FileSystem", "Win32_System_Console"] }
windows-sys = { version = "0.61.0", features = ["Win32_System_Console"] }
# Desktop-specific dependencies
[target.'cfg(not(target_os = "emscripten"))'.dependencies]
# On desktop platforms, build SDL2 with cargo-vcpkg
sdl2 = { version = "0.38", default-features = false, features = ["image", "ttf", "gfx", "mixer", "unsafe_textures", "static-link", "use-vcpkg"] }
rand = { version = "0.9.2", default-features = false, features = ["thread_rng"] }
rust-embed = "8.7.2"
spin_sleep = "1.3.3"
# Browser-specific dependencies
[target.'cfg(target_os = "emscripten")'.dependencies]
# On Emscripten, we don't use cargo-vcpkg
sdl2 = { version = "0.38", default-features = false, features = ["image", "ttf", "gfx", "mixer", "unsafe_textures"] }
# TODO: Document why Emscripten cannot use `os_rng`.
rand = { version = "0.9.2", default-features = false, features = ["small_rng", "os_rng"] }
libc = "0.2.175" # TODO: Describe why this is required.
[dev-dependencies]
pretty_assertions = "1.4.1"
speculoos = "0.13.0"
[build-dependencies]
phf = { version = "0.13.1", features = ["macros"] }
serde = { version = "1.0", features = ["derive"] }
serde_json = "1.0.143"
# phf generates runtime code which machete will not detect
[package.metadata.cargo-machete]
ignored = ["phf"]
# Release profile for profiling (essentially the default 'release' profile with debug enabled)
[profile.profile]
inherits = "release"
debug = true
# Undo the customizations for our release profile
opt-level = 3
lto = false
panic = 'unwind'
# Optimized release profile for size
[profile.release]
opt-level = "z"
lto = true
panic = "abort"
opt-level = "z"
[target.'cfg(target_os = "windows")'.dependencies.winapi]
version = "0.3"
features = ["consoleapi", "fileapi", "handleapi", "processenv", "winbase", "wincon", "winnt", "winuser", "windef", "minwindef"]
[target.'cfg(target_os = "emscripten")'.dependencies.sdl2]
version = "0.38"
default-features = false
features = ["ttf","image","gfx","mixer"]
[target.'cfg(not(target_os = "emscripten"))'.dependencies.sdl2]
version = "0.38"
default-features = false
features = ["ttf","image","gfx","mixer","static-link","use-vcpkg"]
# This profile is intended to appear as a 'release' profile to the build system due to`debug_assertions = false`,
# but it will compile faster without optimizations. Useful for rapid testing of release-mode logic.
[profile.dev-release]
inherits = "dev"
debug-assertions = false
[package.metadata.vcpkg]
dependencies = ["sdl2", "sdl2-image", "sdl2-ttf", "sdl2-gfx", "sdl2-mixer"]
git = "https://github.com/microsoft/vcpkg"
rev = "2024.05.24" # release 2024.05.24 # to check for a new one, check https://github.com/microsoft/vcpkg/releases
rev = "2024.05.24" # to check for a new one, check https://github.com/microsoft/vcpkg/releases
[package.metadata.vcpkg.target]
x86_64-pc-windows-msvc = { triplet = "x64-windows-static-md" }
@@ -64,10 +106,10 @@ x86_64-unknown-linux-gnu = { triplet = "x64-linux" }
x86_64-apple-darwin = { triplet = "x64-osx" }
aarch64-apple-darwin = { triplet = "arm64-osx" }
[target.'cfg(target_os = "emscripten")'.dependencies]
libc = "0.2.175"
[features]
# Windows-specific features
force-console = []
default = []
[build-dependencies]
serde = { version = "1.0", features = ["derive"] }
serde_json = "1.0"
phf = { version = "0.12.1", features = ["macros"] }
[lints.rust]
unexpected_cfgs = { level = "warn", check-cfg = ['cfg(coverage,coverage_nightly)', 'cfg(use_console)'] }

View File

@@ -1,9 +1,8 @@
set shell := ["bash", "-c"]
set windows-shell := ["powershell.exe", "-NoLogo", "-Command"]
# Regex to exclude files from coverage report, double escapes for Justfile + CLI
# You can use src\\\\..., but the filename alone is acceptable too
coverage_exclude_pattern := "src\\\\app.rs|audio.rs|src\\\\error.rs|platform\\\\emscripten.rs"
binary_extension := if os() == "windows" { ".exe" } else { "" }
# !!! --ignore-filename-regex should be used on both reports & coverage testing
# !!! --remap-path-prefix prevents the absolute path from being used in the generated report
@@ -12,22 +11,34 @@ coverage_exclude_pattern := "src\\\\app.rs|audio.rs|src\\\\error.rs|platform\\\\
html: coverage
cargo llvm-cov report \
--remap-path-prefix \
--ignore-filename-regex "{{ coverage_exclude_pattern }}" \
--html \
--open
# Display report (for humans)
report-coverage: coverage
cargo llvm-cov report \
--remap-path-prefix \
--ignore-filename-regex "{{ coverage_exclude_pattern }}"
cargo llvm-cov report --remap-path-prefix
# Run & generate report (for CI)
# Run & generate LCOV report (as base report)
coverage:
cargo llvm-cov \
cargo +nightly llvm-cov \
--lcov \
--remap-path-prefix \
--ignore-filename-regex "{{ coverage_exclude_pattern }}" \
--workspace \
--output-path lcov.info \
--profile coverage \
--no-fail-fast nextest
# Profile the project using 'samply'
samply:
cargo build --profile profile
samply record ./target/profile/pacman{{ binary_extension }}
# Build the project for Emscripten
web *args:
bun run web.build.ts {{args}};
caddy file-server --root dist
# Run cargo fix
fix:
cargo fix --workspace --lib --allow-dirty
cargo fmt --all

675
LICENSE Normal file
View File

@@ -0,0 +1,675 @@
# GNU GENERAL PUBLIC LICENSE
Version 3, 29 June 2007
Copyright (C) 2007 Free Software Foundation, Inc.
<https://fsf.org/>
Everyone is permitted to copy and distribute verbatim copies of this
license document, but changing it is not allowed.
## Preamble
The GNU General Public License is a free, copyleft license for
software and other kinds of works.
The licenses for most software and other practical works are designed
to take away your freedom to share and change the works. By contrast,
the GNU General Public License is intended to guarantee your freedom
to share and change all versions of a program--to make sure it remains
free software for all its users. We, the Free Software Foundation, use
the GNU General Public License for most of our software; it applies
also to any other work released this way by its authors. You can apply
it to your programs, too.
When we speak of free software, we are referring to freedom, not
price. Our General Public Licenses are designed to make sure that you
have the freedom to distribute copies of free software (and charge for
them if you wish), that you receive source code or can get it if you
want it, that you can change the software or use pieces of it in new
free programs, and that you know you can do these things.
To protect your rights, we need to prevent others from denying you
these rights or asking you to surrender the rights. Therefore, you
have certain responsibilities if you distribute copies of the
software, or if you modify it: responsibilities to respect the freedom
of others.
For example, if you distribute copies of such a program, whether
gratis or for a fee, you must pass on to the recipients the same
freedoms that you received. You must make sure that they, too, receive
or can get the source code. And you must show them these terms so they
know their rights.
Developers that use the GNU GPL protect your rights with two steps:
(1) assert copyright on the software, and (2) offer you this License
giving you legal permission to copy, distribute and/or modify it.
For the developers' and authors' protection, the GPL clearly explains
that there is no warranty for this free software. For both users' and
authors' sake, the GPL requires that modified versions be marked as
changed, so that their problems will not be attributed erroneously to
authors of previous versions.
Some devices are designed to deny users access to install or run
modified versions of the software inside them, although the
manufacturer can do so. This is fundamentally incompatible with the
aim of protecting users' freedom to change the software. The
systematic pattern of such abuse occurs in the area of products for
individuals to use, which is precisely where it is most unacceptable.
Therefore, we have designed this version of the GPL to prohibit the
practice for those products. If such problems arise substantially in
other domains, we stand ready to extend this provision to those
domains in future versions of the GPL, as needed to protect the
freedom of users.
Finally, every program is threatened constantly by software patents.
States should not allow patents to restrict development and use of
software on general-purpose computers, but in those that do, we wish
to avoid the special danger that patents applied to a free program
could make it effectively proprietary. To prevent this, the GPL
assures that patents cannot be used to render the program non-free.
The precise terms and conditions for copying, distribution and
modification follow.
## TERMS AND CONDITIONS
### 0. Definitions.
"This License" refers to version 3 of the GNU General Public License.
"Copyright" also means copyright-like laws that apply to other kinds
of works, such as semiconductor masks.
"The Program" refers to any copyrightable work licensed under this
License. Each licensee is addressed as "you". "Licensees" and
"recipients" may be individuals or organizations.
To "modify" a work means to copy from or adapt all or part of the work
in a fashion requiring copyright permission, other than the making of
an exact copy. The resulting work is called a "modified version" of
the earlier work or a work "based on" the earlier work.
A "covered work" means either the unmodified Program or a work based
on the Program.
To "propagate" a work means to do anything with it that, without
permission, would make you directly or secondarily liable for
infringement under applicable copyright law, except executing it on a
computer or modifying a private copy. Propagation includes copying,
distribution (with or without modification), making available to the
public, and in some countries other activities as well.
To "convey" a work means any kind of propagation that enables other
parties to make or receive copies. Mere interaction with a user
through a computer network, with no transfer of a copy, is not
conveying.
An interactive user interface displays "Appropriate Legal Notices" to
the extent that it includes a convenient and prominently visible
feature that (1) displays an appropriate copyright notice, and (2)
tells the user that there is no warranty for the work (except to the
extent that warranties are provided), that licensees may convey the
work under this License, and how to view a copy of this License. If
the interface presents a list of user commands or options, such as a
menu, a prominent item in the list meets this criterion.
### 1. Source Code.
The "source code" for a work means the preferred form of the work for
making modifications to it. "Object code" means any non-source form of
a work.
A "Standard Interface" means an interface that either is an official
standard defined by a recognized standards body, or, in the case of
interfaces specified for a particular programming language, one that
is widely used among developers working in that language.
The "System Libraries" of an executable work include anything, other
than the work as a whole, that (a) is included in the normal form of
packaging a Major Component, but which is not part of that Major
Component, and (b) serves only to enable use of the work with that
Major Component, or to implement a Standard Interface for which an
implementation is available to the public in source code form. A
"Major Component", in this context, means a major essential component
(kernel, window system, and so on) of the specific operating system
(if any) on which the executable work runs, or a compiler used to
produce the work, or an object code interpreter used to run it.
The "Corresponding Source" for a work in object code form means all
the source code needed to generate, install, and (for an executable
work) run the object code and to modify the work, including scripts to
control those activities. However, it does not include the work's
System Libraries, or general-purpose tools or generally available free
programs which are used unmodified in performing those activities but
which are not part of the work. For example, Corresponding Source
includes interface definition files associated with source files for
the work, and the source code for shared libraries and dynamically
linked subprograms that the work is specifically designed to require,
such as by intimate data communication or control flow between those
subprograms and other parts of the work.
The Corresponding Source need not include anything that users can
regenerate automatically from other parts of the Corresponding Source.
The Corresponding Source for a work in source code form is that same
work.
### 2. Basic Permissions.
All rights granted under this License are granted for the term of
copyright on the Program, and are irrevocable provided the stated
conditions are met. This License explicitly affirms your unlimited
permission to run the unmodified Program. The output from running a
covered work is covered by this License only if the output, given its
content, constitutes a covered work. This License acknowledges your
rights of fair use or other equivalent, as provided by copyright law.
You may make, run and propagate covered works that you do not convey,
without conditions so long as your license otherwise remains in force.
You may convey covered works to others for the sole purpose of having
them make modifications exclusively for you, or provide you with
facilities for running those works, provided that you comply with the
terms of this License in conveying all material for which you do not
control copyright. Those thus making or running the covered works for
you must do so exclusively on your behalf, under your direction and
control, on terms that prohibit them from making any copies of your
copyrighted material outside their relationship with you.
Conveying under any other circumstances is permitted solely under the
conditions stated below. Sublicensing is not allowed; section 10 makes
it unnecessary.
### 3. Protecting Users' Legal Rights From Anti-Circumvention Law.
No covered work shall be deemed part of an effective technological
measure under any applicable law fulfilling obligations under article
11 of the WIPO copyright treaty adopted on 20 December 1996, or
similar laws prohibiting or restricting circumvention of such
measures.
When you convey a covered work, you waive any legal power to forbid
circumvention of technological measures to the extent such
circumvention is effected by exercising rights under this License with
respect to the covered work, and you disclaim any intention to limit
operation or modification of the work as a means of enforcing, against
the work's users, your or third parties' legal rights to forbid
circumvention of technological measures.
### 4. Conveying Verbatim Copies.
You may convey verbatim copies of the Program's source code as you
receive it, in any medium, provided that you conspicuously and
appropriately publish on each copy an appropriate copyright notice;
keep intact all notices stating that this License and any
non-permissive terms added in accord with section 7 apply to the code;
keep intact all notices of the absence of any warranty; and give all
recipients a copy of this License along with the Program.
You may charge any price or no price for each copy that you convey,
and you may offer support or warranty protection for a fee.
### 5. Conveying Modified Source Versions.
You may convey a work based on the Program, or the modifications to
produce it from the Program, in the form of source code under the
terms of section 4, provided that you also meet all of these
conditions:
- a) The work must carry prominent notices stating that you modified
it, and giving a relevant date.
- b) The work must carry prominent notices stating that it is
released under this License and any conditions added under
section 7. This requirement modifies the requirement in section 4
to "keep intact all notices".
- c) You must license the entire work, as a whole, under this
License to anyone who comes into possession of a copy. This
License will therefore apply, along with any applicable section 7
additional terms, to the whole of the work, and all its parts,
regardless of how they are packaged. This License gives no
permission to license the work in any other way, but it does not
invalidate such permission if you have separately received it.
- d) If the work has interactive user interfaces, each must display
Appropriate Legal Notices; however, if the Program has interactive
interfaces that do not display Appropriate Legal Notices, your
work need not make them do so.
A compilation of a covered work with other separate and independent
works, which are not by their nature extensions of the covered work,
and which are not combined with it such as to form a larger program,
in or on a volume of a storage or distribution medium, is called an
"aggregate" if the compilation and its resulting copyright are not
used to limit the access or legal rights of the compilation's users
beyond what the individual works permit. Inclusion of a covered work
in an aggregate does not cause this License to apply to the other
parts of the aggregate.
### 6. Conveying Non-Source Forms.
You may convey a covered work in object code form under the terms of
sections 4 and 5, provided that you also convey the machine-readable
Corresponding Source under the terms of this License, in one of these
ways:
- a) Convey the object code in, or embodied in, a physical product
(including a physical distribution medium), accompanied by the
Corresponding Source fixed on a durable physical medium
customarily used for software interchange.
- b) Convey the object code in, or embodied in, a physical product
(including a physical distribution medium), accompanied by a
written offer, valid for at least three years and valid for as
long as you offer spare parts or customer support for that product
model, to give anyone who possesses the object code either (1) a
copy of the Corresponding Source for all the software in the
product that is covered by this License, on a durable physical
medium customarily used for software interchange, for a price no
more than your reasonable cost of physically performing this
conveying of source, or (2) access to copy the Corresponding
Source from a network server at no charge.
- c) Convey individual copies of the object code with a copy of the
written offer to provide the Corresponding Source. This
alternative is allowed only occasionally and noncommercially, and
only if you received the object code with such an offer, in accord
with subsection 6b.
- d) Convey the object code by offering access from a designated
place (gratis or for a charge), and offer equivalent access to the
Corresponding Source in the same way through the same place at no
further charge. You need not require recipients to copy the
Corresponding Source along with the object code. If the place to
copy the object code is a network server, the Corresponding Source
may be on a different server (operated by you or a third party)
that supports equivalent copying facilities, provided you maintain
clear directions next to the object code saying where to find the
Corresponding Source. Regardless of what server hosts the
Corresponding Source, you remain obligated to ensure that it is
available for as long as needed to satisfy these requirements.
- e) Convey the object code using peer-to-peer transmission,
provided you inform other peers where the object code and
Corresponding Source of the work are being offered to the general
public at no charge under subsection 6d.
A separable portion of the object code, whose source code is excluded
from the Corresponding Source as a System Library, need not be
included in conveying the object code work.
A "User Product" is either (1) a "consumer product", which means any
tangible personal property which is normally used for personal,
family, or household purposes, or (2) anything designed or sold for
incorporation into a dwelling. In determining whether a product is a
consumer product, doubtful cases shall be resolved in favor of
coverage. For a particular product received by a particular user,
"normally used" refers to a typical or common use of that class of
product, regardless of the status of the particular user or of the way
in which the particular user actually uses, or expects or is expected
to use, the product. A product is a consumer product regardless of
whether the product has substantial commercial, industrial or
non-consumer uses, unless such uses represent the only significant
mode of use of the product.
"Installation Information" for a User Product means any methods,
procedures, authorization keys, or other information required to
install and execute modified versions of a covered work in that User
Product from a modified version of its Corresponding Source. The
information must suffice to ensure that the continued functioning of
the modified object code is in no case prevented or interfered with
solely because modification has been made.
If you convey an object code work under this section in, or with, or
specifically for use in, a User Product, and the conveying occurs as
part of a transaction in which the right of possession and use of the
User Product is transferred to the recipient in perpetuity or for a
fixed term (regardless of how the transaction is characterized), the
Corresponding Source conveyed under this section must be accompanied
by the Installation Information. But this requirement does not apply
if neither you nor any third party retains the ability to install
modified object code on the User Product (for example, the work has
been installed in ROM).
The requirement to provide Installation Information does not include a
requirement to continue to provide support service, warranty, or
updates for a work that has been modified or installed by the
recipient, or for the User Product in which it has been modified or
installed. Access to a network may be denied when the modification
itself materially and adversely affects the operation of the network
or violates the rules and protocols for communication across the
network.
Corresponding Source conveyed, and Installation Information provided,
in accord with this section must be in a format that is publicly
documented (and with an implementation available to the public in
source code form), and must require no special password or key for
unpacking, reading or copying.
### 7. Additional Terms.
"Additional permissions" are terms that supplement the terms of this
License by making exceptions from one or more of its conditions.
Additional permissions that are applicable to the entire Program shall
be treated as though they were included in this License, to the extent
that they are valid under applicable law. If additional permissions
apply only to part of the Program, that part may be used separately
under those permissions, but the entire Program remains governed by
this License without regard to the additional permissions.
When you convey a copy of a covered work, you may at your option
remove any additional permissions from that copy, or from any part of
it. (Additional permissions may be written to require their own
removal in certain cases when you modify the work.) You may place
additional permissions on material, added by you to a covered work,
for which you have or can give appropriate copyright permission.
Notwithstanding any other provision of this License, for material you
add to a covered work, you may (if authorized by the copyright holders
of that material) supplement the terms of this License with terms:
- a) Disclaiming warranty or limiting liability differently from the
terms of sections 15 and 16 of this License; or
- b) Requiring preservation of specified reasonable legal notices or
author attributions in that material or in the Appropriate Legal
Notices displayed by works containing it; or
- c) Prohibiting misrepresentation of the origin of that material,
or requiring that modified versions of such material be marked in
reasonable ways as different from the original version; or
- d) Limiting the use for publicity purposes of names of licensors
or authors of the material; or
- e) Declining to grant rights under trademark law for use of some
trade names, trademarks, or service marks; or
- f) Requiring indemnification of licensors and authors of that
material by anyone who conveys the material (or modified versions
of it) with contractual assumptions of liability to the recipient,
for any liability that these contractual assumptions directly
impose on those licensors and authors.
All other non-permissive additional terms are considered "further
restrictions" within the meaning of section 10. If the Program as you
received it, or any part of it, contains a notice stating that it is
governed by this License along with a term that is a further
restriction, you may remove that term. If a license document contains
a further restriction but permits relicensing or conveying under this
License, you may add to a covered work material governed by the terms
of that license document, provided that the further restriction does
not survive such relicensing or conveying.
If you add terms to a covered work in accord with this section, you
must place, in the relevant source files, a statement of the
additional terms that apply to those files, or a notice indicating
where to find the applicable terms.
Additional terms, permissive or non-permissive, may be stated in the
form of a separately written license, or stated as exceptions; the
above requirements apply either way.
### 8. Termination.
You may not propagate or modify a covered work except as expressly
provided under this License. Any attempt otherwise to propagate or
modify it is void, and will automatically terminate your rights under
this License (including any patent licenses granted under the third
paragraph of section 11).
However, if you cease all violation of this License, then your license
from a particular copyright holder is reinstated (a) provisionally,
unless and until the copyright holder explicitly and finally
terminates your license, and (b) permanently, if the copyright holder
fails to notify you of the violation by some reasonable means prior to
60 days after the cessation.
Moreover, your license from a particular copyright holder is
reinstated permanently if the copyright holder notifies you of the
violation by some reasonable means, this is the first time you have
received notice of violation of this License (for any work) from that
copyright holder, and you cure the violation prior to 30 days after
your receipt of the notice.
Termination of your rights under this section does not terminate the
licenses of parties who have received copies or rights from you under
this License. If your rights have been terminated and not permanently
reinstated, you do not qualify to receive new licenses for the same
material under section 10.
### 9. Acceptance Not Required for Having Copies.
You are not required to accept this License in order to receive or run
a copy of the Program. Ancillary propagation of a covered work
occurring solely as a consequence of using peer-to-peer transmission
to receive a copy likewise does not require acceptance. However,
nothing other than this License grants you permission to propagate or
modify any covered work. These actions infringe copyright if you do
not accept this License. Therefore, by modifying or propagating a
covered work, you indicate your acceptance of this License to do so.
### 10. Automatic Licensing of Downstream Recipients.
Each time you convey a covered work, the recipient automatically
receives a license from the original licensors, to run, modify and
propagate that work, subject to this License. You are not responsible
for enforcing compliance by third parties with this License.
An "entity transaction" is a transaction transferring control of an
organization, or substantially all assets of one, or subdividing an
organization, or merging organizations. If propagation of a covered
work results from an entity transaction, each party to that
transaction who receives a copy of the work also receives whatever
licenses to the work the party's predecessor in interest had or could
give under the previous paragraph, plus a right to possession of the
Corresponding Source of the work from the predecessor in interest, if
the predecessor has it or can get it with reasonable efforts.
You may not impose any further restrictions on the exercise of the
rights granted or affirmed under this License. For example, you may
not impose a license fee, royalty, or other charge for exercise of
rights granted under this License, and you may not initiate litigation
(including a cross-claim or counterclaim in a lawsuit) alleging that
any patent claim is infringed by making, using, selling, offering for
sale, or importing the Program or any portion of it.
### 11. Patents.
A "contributor" is a copyright holder who authorizes use under this
License of the Program or a work on which the Program is based. The
work thus licensed is called the contributor's "contributor version".
A contributor's "essential patent claims" are all patent claims owned
or controlled by the contributor, whether already acquired or
hereafter acquired, that would be infringed by some manner, permitted
by this License, of making, using, or selling its contributor version,
but do not include claims that would be infringed only as a
consequence of further modification of the contributor version. For
purposes of this definition, "control" includes the right to grant
patent sublicenses in a manner consistent with the requirements of
this License.
Each contributor grants you a non-exclusive, worldwide, royalty-free
patent license under the contributor's essential patent claims, to
make, use, sell, offer for sale, import and otherwise run, modify and
propagate the contents of its contributor version.
In the following three paragraphs, a "patent license" is any express
agreement or commitment, however denominated, not to enforce a patent
(such as an express permission to practice a patent or covenant not to
sue for patent infringement). To "grant" such a patent license to a
party means to make such an agreement or commitment not to enforce a
patent against the party.
If you convey a covered work, knowingly relying on a patent license,
and the Corresponding Source of the work is not available for anyone
to copy, free of charge and under the terms of this License, through a
publicly available network server or other readily accessible means,
then you must either (1) cause the Corresponding Source to be so
available, or (2) arrange to deprive yourself of the benefit of the
patent license for this particular work, or (3) arrange, in a manner
consistent with the requirements of this License, to extend the patent
license to downstream recipients. "Knowingly relying" means you have
actual knowledge that, but for the patent license, your conveying the
covered work in a country, or your recipient's use of the covered work
in a country, would infringe one or more identifiable patents in that
country that you have reason to believe are valid.
If, pursuant to or in connection with a single transaction or
arrangement, you convey, or propagate by procuring conveyance of, a
covered work, and grant a patent license to some of the parties
receiving the covered work authorizing them to use, propagate, modify
or convey a specific copy of the covered work, then the patent license
you grant is automatically extended to all recipients of the covered
work and works based on it.
A patent license is "discriminatory" if it does not include within the
scope of its coverage, prohibits the exercise of, or is conditioned on
the non-exercise of one or more of the rights that are specifically
granted under this License. You may not convey a covered work if you
are a party to an arrangement with a third party that is in the
business of distributing software, under which you make payment to the
third party based on the extent of your activity of conveying the
work, and under which the third party grants, to any of the parties
who would receive the covered work from you, a discriminatory patent
license (a) in connection with copies of the covered work conveyed by
you (or copies made from those copies), or (b) primarily for and in
connection with specific products or compilations that contain the
covered work, unless you entered into that arrangement, or that patent
license was granted, prior to 28 March 2007.
Nothing in this License shall be construed as excluding or limiting
any implied license or other defenses to infringement that may
otherwise be available to you under applicable patent law.
### 12. No Surrender of Others' Freedom.
If conditions are imposed on you (whether by court order, agreement or
otherwise) that contradict the conditions of this License, they do not
excuse you from the conditions of this License. If you cannot convey a
covered work so as to satisfy simultaneously your obligations under
this License and any other pertinent obligations, then as a
consequence you may not convey it at all. For example, if you agree to
terms that obligate you to collect a royalty for further conveying
from those to whom you convey the Program, the only way you could
satisfy both those terms and this License would be to refrain entirely
from conveying the Program.
### 13. Use with the GNU Affero General Public License.
Notwithstanding any other provision of this License, you have
permission to link or combine any covered work with a work licensed
under version 3 of the GNU Affero General Public License into a single
combined work, and to convey the resulting work. The terms of this
License will continue to apply to the part which is the covered work,
but the special requirements of the GNU Affero General Public License,
section 13, concerning interaction through a network will apply to the
combination as such.
### 14. Revised Versions of this License.
The Free Software Foundation may publish revised and/or new versions
of the GNU General Public License from time to time. Such new versions
will be similar in spirit to the present version, but may differ in
detail to address new problems or concerns.
Each version is given a distinguishing version number. If the Program
specifies that a certain numbered version of the GNU General Public
License "or any later version" applies to it, you have the option of
following the terms and conditions either of that numbered version or
of any later version published by the Free Software Foundation. If the
Program does not specify a version number of the GNU General Public
License, you may choose any version ever published by the Free
Software Foundation.
If the Program specifies that a proxy can decide which future versions
of the GNU General Public License can be used, that proxy's public
statement of acceptance of a version permanently authorizes you to
choose that version for the Program.
Later license versions may give you additional or different
permissions. However, no additional obligations are imposed on any
author or copyright holder as a result of your choosing to follow a
later version.
### 15. Disclaimer of Warranty.
THERE IS NO WARRANTY FOR THE PROGRAM, TO THE EXTENT PERMITTED BY
APPLICABLE LAW. EXCEPT WHEN OTHERWISE STATED IN WRITING THE COPYRIGHT
HOLDERS AND/OR OTHER PARTIES PROVIDE THE PROGRAM "AS IS" WITHOUT
WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING, BUT NOT
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
A PARTICULAR PURPOSE. THE ENTIRE RISK AS TO THE QUALITY AND
PERFORMANCE OF THE PROGRAM IS WITH YOU. SHOULD THE PROGRAM PROVE
DEFECTIVE, YOU ASSUME THE COST OF ALL NECESSARY SERVICING, REPAIR OR
CORRECTION.
### 16. Limitation of Liability.
IN NO EVENT UNLESS REQUIRED BY APPLICABLE LAW OR AGREED TO IN WRITING
WILL ANY COPYRIGHT HOLDER, OR ANY OTHER PARTY WHO MODIFIES AND/OR
CONVEYS THE PROGRAM AS PERMITTED ABOVE, BE LIABLE TO YOU FOR DAMAGES,
INCLUDING ANY GENERAL, SPECIAL, INCIDENTAL OR CONSEQUENTIAL DAMAGES
ARISING OUT OF THE USE OR INABILITY TO USE THE PROGRAM (INCLUDING BUT
NOT LIMITED TO LOSS OF DATA OR DATA BEING RENDERED INACCURATE OR
LOSSES SUSTAINED BY YOU OR THIRD PARTIES OR A FAILURE OF THE PROGRAM
TO OPERATE WITH ANY OTHER PROGRAMS), EVEN IF SUCH HOLDER OR OTHER
PARTY HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
### 17. Interpretation of Sections 15 and 16.
If the disclaimer of warranty and limitation of liability provided
above cannot be given local legal effect according to their terms,
reviewing courts shall apply local law that most closely approximates
an absolute waiver of all civil liability in connection with the
Program, unless a warranty or assumption of liability accompanies a
copy of the Program in return for a fee.
END OF TERMS AND CONDITIONS
## How to Apply These Terms to Your New Programs
If you develop a new program, and you want it to be of the greatest
possible use to the public, the best way to achieve this is to make it
free software which everyone can redistribute and change under these
terms.
To do so, attach the following notices to the program. It is safest to
attach them to the start of each source file to most effectively state
the exclusion of warranty; and each file should have at least the
"copyright" line and a pointer to where the full notice is found.
<one line to give the program's name and a brief idea of what it does.>
Copyright (C) <year> <name of author>
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>.
Also add information on how to contact you by electronic and paper
mail.
If the program does terminal interaction, make it output a short
notice like this when it starts in an interactive mode:
<program> Copyright (C) <year> <name of author>
This program comes with ABSOLUTELY NO WARRANTY; for details type `show w'.
This is free software, and you are welcome to redistribute it
under certain conditions; type `show c' for details.
The hypothetical commands \`show w' and \`show c' should show the
appropriate parts of the General Public License. Of course, your
program's commands might be different; for a GUI interface, you would
use an "about box".
You should also get your employer (if you work as a programmer) or
school, if any, to sign a "copyright disclaimer" for the program, if
necessary. For more information on this, and how to apply and follow
the GNU GPL, see <https://www.gnu.org/licenses/>.
The GNU General Public License does not permit incorporating your
program into proprietary programs. If your program is a subroutine
library, you may consider it more useful to permit linking proprietary
applications with the library. If this is what you want to do, use the
GNU Lesser General Public License instead of this License. But first,
please read <https://www.gnu.org/licenses/why-not-lgpl.html>.

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README.md
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@@ -1,80 +1,94 @@
<!-- markdownlint-disable MD033 -->
<!-- markdownlint-disable MD041 -->
<div align="center">
<img src="assets/repo/banner.png" alt="Pac-Man Banner Screenshot">
</div>
# Pac-Man
[![Tests Status][badge-test]][test] [![Build Status][badge-build]][build] [![If you're seeing this, Coveralls.io is broken again and it's not my fault.][badge-coverage]][coverage] [![Online Demo][badge-online-demo]][demo] [![Last Commit][badge-last-commit]][commits]
[![A project just for fun, no really!][badge-justforfunnoreally]][justforfunnoreally] ![Built with Rust][badge-built-with-rust] [![Build Status][badge-build]][build] [![Tests Status][badge-test]][test] [![Checks Status][badge-checks]][checks] [![If you're seeing this, Coveralls.io is broken again and it's not my fault.][badge-coverage]][coverage] [![Online Demo][badge-online-demo]][demo]
[badge-built-with-rust]: https://img.shields.io/badge/Built_with-Rust-blue?logo=rust
[badge-justforfunnoreally]: https://img.shields.io/badge/justforfunnoreally-dev-9ff
[badge-test]: https://github.com/Xevion/Pac-Man/actions/workflows/tests.yaml/badge.svg
[badge-checks]: https://github.com/Xevion/Pac-Man/actions/workflows/checks.yaml/badge.svg
[badge-build]: https://github.com/Xevion/Pac-Man/actions/workflows/build.yaml/badge.svg
[badge-coverage]: https://coveralls.io/repos/github/Xevion/Pac-Man/badge.svg?branch=master
[badge-demo]: https://img.shields.io/github/deployments/Xevion/Pac-Man/github-pages?label=GitHub%20Pages
[badge-online-demo]: https://img.shields.io/badge/GitHub%20Pages-Demo-brightgreen
[badge-last-commit]: https://img.shields.io/github/last-commit/Xevion/Pac-Man
[badge-online-demo]: https://img.shields.io/badge/Online%20Demo-Click%20Me!-brightgreen
[justforfunnoreally]: https://justforfunnoreally.dev
[build]: https://github.com/Xevion/Pac-Man/actions/workflows/build.yaml
[test]: https://github.com/Xevion/Pac-Man/actions/workflows/tests.yaml
[checks]: https://github.com/Xevion/Pac-Man/actions/workflows/checks.yaml
[coverage]: https://coveralls.io/github/Xevion/Pac-Man?branch=master
[demo]: https://xevion.github.io/Pac-Man/
[commits]: https://github.com/Xevion/Pac-Man/commits/master
A faithful recreation of the classic Pac-Man arcade game written in Rust. This project aims to replicate the original game's mechanics, graphics, sound, and behavior as accurately as possible while providing modern development features like cross-platform compatibility and WebAssembly support.
A faithful recreation of the classic Pac-Man arcade game, written in Rust.
This project aims to replicate the original game's mechanics, graphics, sound, and behavior as accurately as possible while providing modern development features like cross-platform compatibility and WebAssembly support.
The game includes all the original features you'd expect from Pac-Man:
- [x] Classic maze navigation and dot collection
- [x] Classic maze navigation with tunnels and dot collection
- [ ] Four ghosts with their unique AI behaviors (Blinky, Pinky, Inky, and Clyde)
- [ ] Power pellets that allow Pac-Man to eat ghosts
- [ ] Fruit bonuses that appear periodically
- [x] Power pellets that allow Pac-Man to eat ghosts
- [x] Fruit bonuses that appear periodically
- [ ] Progressive difficulty with faster ghosts and shorter power pellet duration
- [x] Authentic sound effects and sprites
This cross-platform implementation is built with SDL2 for graphics, audio, and input handling. It can run on Windows, Linux, macOS, and in web browsers via WebAssembly.
This cross-platform implementation is built with SDL2 for graphics, audio, and input handling. It can run on Windows, Linux, macOS, even web browsers via WebAssembly.
## Quick Start
The easiest way to play is to visit the [online demo][demo]. It is more or less identical to the desktop experience at this time.
While I do plan to have desktop builds released automatically, the game is still a work in progress, and I'm not quite ready to start uploading releases.
However, every commit has build artifacts, so you can grab the [latest build artifacts][build-workflow] if available.
## Screenshots
<div align="center">
<img src="assets/repo/screenshots/0.png" alt="Screenshot 0 - Starting Game">
<p><em>Starting a new game</em></p>
<img src="assets/repo/screenshots/1.png" alt="Screenshot 1 - Eating Dots">
<p><em>Pac-Man collecting dots and avoiding ghosts</em></p>
<img src="assets/repo/screenshots/2.png" alt="Screenshot 2 - Game Over">
<p><em>Game over screen after losing all lives</em></p>
<img src="assets/repo/screenshots/3.png" alt="Screenshot 3 - Debug Mode">
<p><em>Debug mode showing hitboxes, node graph, and performance details.</em></p>
</div>
## Why?
Just because. And because I wanted to learn more about Rust, inter-operability with C, and compiling to WebAssembly.
[Just for fun.][justforfunnoreally] And because I wanted to learn more about Rust, inter-operability with C, and compiling to WebAssembly.
I was inspired by a certain code review video on YouTube; [SOME UNIQUE C++ CODE // Pacman Clone Code Review](https://www.youtube.com/watch?v=OKs_JewEeOo) by The Cherno.
Originally, I was inspired by a certain code review video on YouTube; [SOME UNIQUE C++ CODE // Pacman Clone Code Review](https://www.youtube.com/watch?v=OKs_JewEeOo). For some reason, I was inspired to try and replicate it in Rust, and it was uniquely challenging. It's not easy to integrate SDL2 with Rust, and even harder to get it working with Emscripten.
For some reason, I was inspired to try and replicate it in Rust, and it was uniquely challenging.
I wanted to hit a lot of goals and features, making it a 'perfect' project that I could be proud of.
I wanted to hit a log of goals and features, making it a 'perfect' project that I could be proud of.
- Near-perfect replication of logic, scoring, graphics, sound, and behaviors. No hacks, workarounds, or poor designs.
- Written in Rust, buildable on Windows, Linux, Mac and WebAssembly. Statically linked, no runtime dependencies.
- Near-perfect replication of logic, scoring, graphics, sound, and behaviors. No hacks, workarounds, or poor designs. Well documented, well-tested, and maintainable.
- Written in Rust, buildable on Windows, Linux, Mac and WebAssembly. Statically linked, no runtime dependencies, automatically built with GitHub Actions.
- Performant, low memory, CPU and GPU usage.
- Online demo, playable in a browser.
- Completely automatic build system with releases for all platforms.
- Well documented, well-tested, and maintainable.
- Online demo, playable in a browser, built automatically with GitHub Actions.
## Experimental Ideas
If you're curious about the journey of this project, you can read the [story](STORY.md) file. Eventually, I will be using this as the basis for some sort of blog post or more official page, but for now, I'm keeping it within the repository as a simple file.
- Debug tooling
- Game state visualization
- Game speed controls + pausing
- Log tracing
- Performance details
- Customized Themes & Colors
- Color-blind friendly
- Perfected Ghost Algorithms
- More than 4 ghosts
- Custom Level Generation
- Multi-map tunnelling
- Online Scoreboard
- An online axum server with a simple database and OAuth2 authentication.
- Integrates with GitHub, Discord, and Google OAuth2 to acquire an email identifier & avatar.
- Avatars are optional for score submission and can be disabled, instead using a blank avatar.
- Avatars are downscaled to a low resolution pixellated image to maintain the 8-bit aesthetic.
- A custom name is used for the score submission, which is checked for potential abusive language.
- A max length of 14 characters, and a min length of 3 characters.
- Names are checked for potential abusive language via an external API.
- The client implementation should require zero configuration, environment variables, or special secrets.
- It simply defaults to the pacman server API, or can be overriden manually.
## Roadmap
You can read the [roadmap](ROADMAP.md) file for more details on the project's goals and future plans.
## Build Notes
Since this project is still in progress, I'm only going to cover non-obvious build details. By reading the code, build scripts, and copying the online build workflows, you should be able to replicate the build process.
- Install `cargo-vcpkg` with `cargo install cargo-vcpkg`, then run `cargo vcpkg build` to build the requisite dependencies via vcpkg.
- This is only required for the desktop builds, not the web build.
- We use rustc 1.86.0 for the build, due to bulk-memory-opt related issues on wasm32-unknown-emscripten.
- Technically, we could probably use stable or even nightly on desktop targets, but using different versions for different targets is a pain, mainly because of clippy warnings changing between versions.
- Install `cargo-vcpkg` with `cargo install cargo-vcpkg`, then run `cargo vcpkg build` to build the requisite dependencies via vcpkg.
- For the WASM build, you need to have the Emscripten SDK cloned; you can do so with `git clone https://github.com/emscripten-core/emsdk.git`
- The first time you clone, you'll need to install the appropriate SDK version with `./emsdk install 3.1.43` and then activate it with `./emsdk activate 3.1.43`. On Windows, use `./emsdk/emsdk.ps1` instead.
- I'm still not sure _why_ 3.1.43 is required, but it is. Perhaps in the future I will attempt to use a more modern version.
@@ -87,3 +101,18 @@ Since this project is still in progress, I'm only going to cover non-obvious bui
- `caddy file-server --root dist` (install with `[sudo apt|brew|choco] install caddy` or [a dozen other ways](https://caddyserver.com/docs/install))
- `web.build.ts` auto installs dependencies, but you may need to pass `-i` or `--install=fallback|force` to install missing packages. My guess is that if you have some packages installed, it won't install any missing ones. If you have no packages installed, it will install all of them.
- If you want to have TypeScript resolution for development, you can manually install the dependencies with `bun install` in the `assets/site` folder.
## Contributing
Contributions are welcome! Please feel free to submit a pull request or open an issue.
- The code is not exactly stable or bulletproof, but it is functional and has a lot of tests.
- I am not actively looking for contributors, but I will review pull requests and merge them if they are useful.
- If you have any ideas, please feel free to submit an issue.
- If you have any private issues, security concerns, or anything sensitive, you can email me at [xevion@xevion.dev](mailto:xevion@xevion.dev).
## License
This project is licensed under the GPLv3 license. See the [LICENSE](LICENSE) file for details.
[build-workflow]: https://github.com/Xevion/Pac-Man/actions/workflows/build.yaml

164
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@@ -0,0 +1,164 @@
# Roadmap
A comprehensive list of features needed to complete the Pac-Man emulation, organized by priority and implementation complexity.
## Core Game Features
### Ghost AI & Behavior
- [x] Core Ghost System Architecture
- [x] Ghost entity types (Blinky, Pinky, Inky, Clyde)
- [x] Ghost state management (Normal, Frightened, Eyes)
- [x] Ghost movement and pathfinding systems
- [ ] Authentic Ghost AI Personalities
- [ ] Blinky (Red): Direct chase behavior
- [ ] Pinky (Pink): Target 4 tiles ahead of Pac-Man
- [ ] Inky (Cyan): Complex behavior based on Blinky's position
- [ ] Clyde (Orange): Chase when far, flee when close
- [x] Mode Switching System
- [ ] Scatter/Chase pattern with proper timing
- [x] Frightened mode transitions
- [ ] Ghost house entry/exit mechanics
- [x] Ghost House Behavior
- [x] Proper spawning sequence
- [ ] Exit timing and patterns
- [ ] House-specific movement rules
### Fruit Bonus System
- [x] Fruit Spawning Mechanics
- [x] Spawn at pellet counts 70 and 170
- [x] Fruit display in bottom-right corner
- [x] Fruit collection and scoring
- [x] Bonus point display system
### Level Progression
- [ ] Multiple Levels
- [ ] Level completion detection
- [ ] Progressive difficulty scaling
- [ ] Ghost speed increases per level
- [ ] Power pellet duration decreases
- [ ] Intermission Screens
- [ ] Between-level cutscenes
- [ ] Proper graphics and timing
### Audio System Completion
- [x] Core Audio Infrastructure
- [x] Audio event system
- [x] Sound effect playback
- [x] Audio muting controls
- [ ] Background Music
- [x] Intro jingle
- [ ] Continuous gameplay music
- [ ] Escalating siren based on remaining pellets
- [ ] Power pellet mode music
- [ ] Intermission music
- [x] Sound Effects
- [x] Pellet eating sounds
- [x] Fruit collection sounds
- [x] Ghost eaten sounds
- [x] Pac-Man Death
- [ ] Ghost movement sounds
- [ ] Level completion fanfare
### Game Mechanics
- [ ] Bonus Lives
- [ ] Extra life at 10,000 points
- [x] Life counter display
- [ ] High Score System
- [ ] High score tracking
- [x] High score display
- [ ] Score persistence
## Secondary Features (Medium Priority)
### Game Polish
- [x] Core Input System
- [x] Keyboard controls
- [x] Direction buffering for responsive controls
- [x] Touch controls for mobile
- [x] Pause System
- [x] Pause/unpause functionality
- [ ] Pause menu with options
- [ ] Input System
- [ ] Input remapping
- [ ] Multiple input methods
## Advanced Features (Lower Priority)
### Difficulty Options
- [ ] Easy/Normal/Hard modes
- [ ] Customizable ghost speeds
### Data Persistence
- [ ] High Score Persistence
- [ ] Save high scores to file
- [ ] High score table display
- [ ] Settings Storage
- [ ] Save user preferences
- [ ] Audio/visual settings
- [ ] Statistics Tracking
- [ ] Game statistics
- [ ] Achievement system
### Debug & Development Tools
- [x] Performance details
- [x] Core Debug Infrastructure
- [x] Debug mode toggle
- [x] Comprehensive game event logging
- [x] Performance profiling tools
- [ ] Game State Visualization
- [ ] Ghost AI state display
- [ ] Pathfinding visualization
- [ ] Collision detection display
- [ ] Game Speed Controls
- [ ] Variable game speed for testing
- [ ] Frame-by-frame stepping
## Customization & Extensions
### Visual Customization
- [x] Core Rendering System
- [x] Sprite-based rendering
- [x] Layered rendering system
- [x] Animation system
- [x] HUD rendering
- [ ] Display Options
- [x] Fullscreen support
- [x] Window resizing
- [ ] Pause while resizing (SDL2 limitation mitigation)
- [ ] Multiple resolution support
### Gameplay Extensions
- [ ] Advanced Ghost AI
- [ ] Support for >4 ghosts
- [ ] Custom ghost behaviors
- [ ] Level Generation
- [ ] Custom level creation
- [ ] Multi-map tunneling
- [ ] Level editor
## Online Features (Future)
### Scoreboard System
- [ ] Backend Infrastructure
- [ ] Axum server with database
- [ ] OAuth2 authentication
- [ ] GitHub/Discord/Google auth
- [ ] Profile Features
- [ ] Optional avatars (8-bit aesthetic)
- [ ] Custom names (3-14 chars, filtered)
- [ ] Client Implementation
- [ ] Zero-config client
- [ ] Default API endpoint
- [ ] Manual override available

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@@ -31,7 +31,7 @@ WebAssembly.
The problem is that much of this work was done for pure-Rust applications - and SDL is C++.
This requires a C++ WebAssembly compiler such as Emscripten; and it's a pain to get working.
Luckily though, someone else has done this before, and they fully documented it - [RuggRouge][ruggrouge].
Luckily though, someone else has done this before, and they fully documented it - [RuggRouge][ruggrogue].
- Built with Rust
- Uses SDL2
@@ -92,7 +92,7 @@ This was weird, and honestly, I'm confused as to why the 2-year old sample code
After a bit of time, I noted that the `Instant` times were printing with only the whole seconds changing, and the nanoseconds were always 0.
```
```rust
Instant { tv_sec: 0, tv_nsec: 0 }
Instant { tv_sec: 1, tv_nsec: 0 }
Instant { tv_sec: 2, tv_nsec: 0 }
@@ -357,7 +357,7 @@ Doing so required a full re-work of the animation and texture system, and I ende
So, I ended up using `unsafe` to forcibly cast the lifetimes to `'static`, which was a bit of a gamble, but given that they essentially behave as `'static` in practice, there wasn't much risk as I see it. I might re-look into my understanding of lifetimes and this in the future, but for the time being, it's a good solution that makes the codebase far easier to work with.
## Cross-platform Builds
## Implementing Cross-platform Builds for Pac-Man
Since the original `rust-sdl2-emscripten` demo project had cross-platform builds, I was ready to get it working for this project. For the most part, it wasn't hard, things tended to click into place, but unfortunately, the `emscripten` os target and somehow, the `linux` os target were both failing.
@@ -412,8 +412,8 @@ The bigger downside was that I had to toss out almost all the existing code for
This ended up being okay though, as I was able to clean up a lot of gross code, and the system ended up being easier to work with by comparison.
[code-review-video]: https://www.youtube.com/watch?v=OKs_JewEeOo
[code-review-thumbnail]: https://img.youtube.com/vi/OKs_JewEeOo/hqdefault.jpg
[code-review-video]: https://www.youtube.com/watch?v=OKs_JewEeOo
[fighting-lifetimes-1]: https://devcry.heiho.net/html/2022/20220709-rust-and-sdl2-fighting-with-lifetimes.html
[fighting-lifetimes-2]: https://devcry.heiho.net/html/2022/20220716-rust-and-sdl2-fighting-with-lifetimes-2.html
[fighting-lifetimes-3]: https://devcry.heiho.net/html/2022/20220724-rust-and-sdl2-fighting-with-lifetimes-3.html

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@@ -28,16 +28,18 @@ need_stdout = false
[jobs.test]
command = [
"cargo", "nextest", "run",
"--hide-progress-bar", "--failure-output", "final"
"cargo",
"nextest",
"run",
"--hide-progress-bar",
"--failure-output",
"final",
]
need_stdout = true
analyzer = "nextest"
[jobs.coverage]
command = [
"just", "report-coverage"
]
command = ["just", "report-coverage"]
need_stdout = true
ignored_lines = [
"info:",
@@ -54,7 +56,7 @@ ignored_lines = [
"\\s*Finished.+in \\d+",
"\\s*Summary\\s+\\[",
"\\s*Blocking",
"Finished report saved to"
"Finished report saved to",
]
on_change_strategy = "wait_then_restart"
@@ -66,21 +68,26 @@ need_stdout = false
[jobs.doc-open]
command = ["cargo", "doc", "--no-deps", "--open"]
need_stdout = false
on_success = "back" # so that we don't open the browser at each change
on_success = "back" # so that we don't open the browser at each change
[jobs.run]
command = [
"cargo", "run",
]
command = ["cargo", "run"]
need_stdout = true
allow_warnings = true
background = false
on_change_strategy = "kill_then_restart"
# kill = ["pkill", "-TERM", "-P"]'
[jobs.precommit]
command = ["pre-commit", "run", "--all-files"]
need_stdout = true
background = false
on_change_strategy = "kill_then_restart"
[keybindings]
c = "job:clippy"
alt-c = "job:check"
ctrl-alt-c = "job:check-all"
shift-c = "job:clippy-all"
f = "job:coverage"
p = "job:precommit"

View File

@@ -19,6 +19,15 @@ struct MapperFrame {
height: u16,
}
impl MapperFrame {
fn to_u16vec2_format(self) -> String {
format!(
"MapperFrame {{ pos: glam::U16Vec2::new({}, {}), size: glam::U16Vec2::new({}, {}) }}",
self.x, self.y, self.width, self.height
)
}
}
fn main() {
let path = Path::new(&env::var("OUT_DIR").unwrap()).join("atlas_data.rs");
let mut file = BufWriter::new(File::create(&path).unwrap());
@@ -37,14 +46,16 @@ fn main() {
.unwrap();
for (name, frame) in atlas_mapper.frames {
writeln!(
&mut file,
" \"{}\" => MapperFrame {{ x: {}, y: {}, width: {}, height: {} }},",
name, frame.x, frame.y, frame.width, frame.height
)
.unwrap();
writeln!(&mut file, " \"{}\" => {},", name, frame.to_u16vec2_format()).unwrap();
}
writeln!(&mut file, "}};").unwrap();
println!("cargo:rerun-if-changed=assets/game/atlas.json");
#[cfg(target_os = "windows")]
{
if cfg!(any(feature = "force-console", debug_assertions)) {
println!("cargo:rustc-cfg=use_console");
}
}
}

View File

@@ -1,52 +1,49 @@
use std::collections::HashMap;
use std::time::{Duration, Instant};
use sdl2::render::TextureCreator;
use sdl2::ttf::Sdl2TtfContext;
use sdl2::video::WindowContext;
use sdl2::{AudioSubsystem, EventPump, Sdl, VideoSubsystem};
use crate::error::{GameError, GameResult};
use crate::constants::{CANVAS_SIZE, LOOP_TIME, SCALE};
use crate::formatter;
use crate::game::Game;
use crate::platform::get_platform;
use crate::platform;
use sdl2::pixels::PixelFormatEnum;
use sdl2::render::RendererInfo;
use sdl2::{AudioSubsystem, Sdl};
use tracing::{debug, info, trace};
/// Main application wrapper that manages SDL initialization, window lifecycle, and the game loop.
///
/// Handles platform-specific setup, maintains consistent frame timing, and delegates
/// game logic to the contained `Game` instance. The app manages focus state to
/// optimize CPU usage when the window loses focus.
pub struct App {
pub game: Game,
last_tick: Instant,
focused: bool,
// Keep SDL alive for the app lifetime so subsystems (audio) are not shut down
_sdl_context: Sdl,
_audio_subsystem: AudioSubsystem,
}
impl App {
/// Initializes SDL subsystems, creates the game window, and sets up the game state.
///
/// Performs comprehensive initialization including video/audio subsystems, platform-specific
/// console setup, window creation with proper scaling, and canvas configuration. All SDL
/// resources are leaked to maintain 'static lifetimes required by the game architecture.
///
/// # Errors
///
/// Returns `GameError::Sdl` if any SDL initialization step fails, or propagates
/// errors from `Game::new()` during game state setup.
pub fn new() -> GameResult<Self> {
let sdl_context: &'static Sdl = Box::leak(Box::new(sdl2::init().map_err(|e| GameError::Sdl(e.to_string()))?));
let video_subsystem: &'static VideoSubsystem =
Box::leak(Box::new(sdl_context.video().map_err(|e| GameError::Sdl(e.to_string()))?));
let _audio_subsystem: &'static AudioSubsystem =
Box::leak(Box::new(sdl_context.audio().map_err(|e| GameError::Sdl(e.to_string()))?));
let _ttf_context: &'static Sdl2TtfContext =
Box::leak(Box::new(sdl2::ttf::init().map_err(|e| GameError::Sdl(e.to_string()))?));
let event_pump: &'static mut EventPump =
Box::leak(Box::new(sdl_context.event_pump().map_err(|e| GameError::Sdl(e.to_string()))?));
// Initialize platform-specific console
get_platform().init_console()?;
info!("Initializing SDL2 application");
let sdl_context = sdl2::init().map_err(|e| GameError::Sdl(e.to_string()))?;
debug!("Initializing SDL2 subsystems");
let ttf_context = sdl2::ttf::init().map_err(|e| GameError::Sdl(e.to_string()))?;
let video_subsystem = sdl_context.video().map_err(|e| GameError::Sdl(e.to_string()))?;
let audio_subsystem = sdl_context.audio().map_err(|e| GameError::Sdl(e.to_string()))?;
let event_pump = sdl_context.event_pump().map_err(|e| GameError::Sdl(e.to_string()))?;
trace!(
width = (CANVAS_SIZE.x as f32 * SCALE).round() as u32,
height = (CANVAS_SIZE.y as f32 * SCALE).round() as u32,
scale = SCALE,
"Creating game window"
);
let window = video_subsystem
.window(
"Pac-Man",
@@ -58,27 +55,71 @@ impl App {
.build()
.map_err(|e| GameError::Sdl(e.to_string()))?;
let canvas = Box::leak(Box::new(
window
.into_canvas()
.accelerated()
.build()
.map_err(|e| GameError::Sdl(e.to_string()))?,
));
#[derive(Debug)]
struct DriverDetail {
info: RendererInfo,
index: usize,
}
let drivers: HashMap<&'static str, DriverDetail> = sdl2::render::drivers()
.enumerate()
.map(|(index, d)| (d.name, DriverDetail { info: d, index }))
.collect::<HashMap<_, _>>();
let get_driver =
|name: &'static str| -> Option<u32> { drivers.get(name.to_lowercase().as_str()).map(|d| d.index as u32) };
{
let mut names = drivers.keys().collect::<Vec<_>>();
names.sort_by_key(|k| get_driver(k));
trace!("Drivers: {names:?}")
}
// Count the number of times each pixel format is supported by each driver
let pixel_format_counts: HashMap<PixelFormatEnum, usize> = drivers
.values()
.flat_map(|d| d.info.texture_formats.iter())
.fold(HashMap::new(), |mut counts, format| {
*counts.entry(*format).or_insert(0) += 1;
counts
});
trace!(pixel_format_counts = ?pixel_format_counts, "Available pixel formats per driver");
let index = get_driver("direct3d");
trace!(driver_index = ?index, "Selected graphics driver");
trace!("Creating hardware-accelerated canvas");
let mut canvas = window
.into_canvas()
.accelerated()
// .index(index)
.build()
.map_err(|e| GameError::Sdl(e.to_string()))?;
trace!(
logical_width = CANVAS_SIZE.x,
logical_height = CANVAS_SIZE.y,
"Setting canvas logical size"
);
canvas
.set_logical_size(CANVAS_SIZE.x, CANVAS_SIZE.y)
.map_err(|e| GameError::Sdl(e.to_string()))?;
debug!(renderer_info = ?canvas.info(), "Canvas renderer initialized");
let texture_creator: &'static mut TextureCreator<WindowContext> = Box::leak(Box::new(canvas.texture_creator()));
trace!("Creating texture factory");
let texture_creator = canvas.texture_creator();
let game = Game::new(canvas, texture_creator, event_pump)?;
// game.audio.set_mute(cfg!(debug_assertions));
info!("Starting game initialization");
let game = Game::new(canvas, ttf_context, texture_creator, event_pump)?;
info!("Application initialization completed successfully");
Ok(App {
game,
focused: true,
last_tick: Instant::now(),
_sdl_context: sdl_context,
_audio_subsystem: audio_subsystem,
})
}
@@ -96,33 +137,11 @@ impl App {
{
let start = Instant::now();
// for event in self
// .game
// .world
// .get_non_send_resource_mut::<&'static mut EventPump>()
// .unwrap()
// .poll_iter()
// {
// match event {
// Event::Window { win_event, .. } => match win_event {
// WindowEvent::FocusGained => {
// self.focused = true;
// }
// WindowEvent::FocusLost => {
// self.focused = false;
// }
// _ => {}
// },
// Event::MouseMotion { x, y, .. } => {
// // Convert window coordinates to logical coordinates
// self.cursor_pos = Vec2::new(x as f32, y as f32);
// }
// _ => {}
// }
// }
let dt = self.last_tick.elapsed().as_secs_f32();
self.last_tick = Instant::now();
self.last_tick = start;
// Increment the global tick counter for tracing
formatter::increment_tick();
let exit = self.game.tick(dt);
@@ -134,7 +153,7 @@ impl App {
if start.elapsed() < LOOP_TIME {
let time = LOOP_TIME.saturating_sub(start.elapsed());
if time != Duration::ZERO {
get_platform().sleep(time, self.focused);
platform::sleep(time, self.focused);
}
}

View File

@@ -1,24 +1,64 @@
#![allow(dead_code)]
//! Cross-platform asset loading abstraction.
//! On desktop, assets are embedded using include_bytes!; on Emscripten, assets are loaded from the filesystem.
use std::borrow::Cow;
use strum_macros::EnumIter;
use std::iter;
use crate::audio::Sound;
use crate::error::AssetError;
/// Enumeration of all game assets with cross-platform loading support.
///
/// Each variant corresponds to a specific file that can be loaded either from
/// binary-embedded data or embedded filesystem (Emscripten).
#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash, EnumIter)]
#[derive(Debug, Clone, Copy, PartialEq, Eq)]
pub enum Asset {
Wav1,
Wav2,
Wav3,
Wav4,
/// Main sprite atlas containing all game graphics (atlas.png)
AtlasImage,
/// Terminal Vector font for text rendering (TerminalVector.ttf)
Font,
/// Sound file assets
SoundFile(Sound),
}
use strum::IntoEnumIterator;
impl Asset {
#[allow(dead_code)]
pub fn into_iter() -> AssetIter {
AssetIter {
sound_iter: None,
state: 0,
}
}
}
#[allow(clippy::type_complexity)]
pub struct AssetIter {
sound_iter: Option<iter::Map<<Sound as IntoEnumIterator>::Iterator, fn(Sound) -> Asset>>,
state: u8,
}
impl Iterator for AssetIter {
type Item = Asset;
fn next(&mut self) -> Option<Self::Item> {
match self.state {
0 => {
self.state = 1;
Some(Asset::AtlasImage)
}
1 => {
self.state = 2;
Some(Asset::Font)
}
2 => self
.sound_iter
.get_or_insert_with(|| Sound::iter().map(Asset::SoundFile))
.next(),
_ => None,
}
}
}
impl Asset {
@@ -27,39 +67,71 @@ impl Asset {
/// Paths are consistent across platforms and used by the Emscripten backend
/// for filesystem loading. Desktop builds embed assets directly and don't
/// use these paths at runtime.
#[allow(dead_code)]
pub fn path(&self) -> &str {
use Asset::*;
match self {
Wav1 => "sound/waka/1.ogg",
Wav2 => "sound/waka/2.ogg",
Wav3 => "sound/waka/3.ogg",
Wav4 => "sound/waka/4.ogg",
SoundFile(Sound::Waka(0)) => "sound/pacman/waka/1.ogg",
SoundFile(Sound::Waka(1)) => "sound/pacman/waka/2.ogg",
SoundFile(Sound::Waka(2)) => "sound/pacman/waka/3.ogg",
SoundFile(Sound::Waka(3..=u8::MAX)) => "sound/pacman/waka/4.ogg",
SoundFile(Sound::PacmanDeath) => "sound/pacman/death.ogg",
SoundFile(Sound::ExtraLife) => "sound/pacman/extra_life.ogg",
SoundFile(Sound::Fruit) => "sound/pacman/fruit.ogg",
SoundFile(Sound::Ghost) => "sound/pacman/ghost.ogg",
SoundFile(Sound::Beginning) => "sound/begin.ogg",
SoundFile(Sound::Intermission) => "sound/intermission.ogg",
AtlasImage => "atlas.png",
Font => "TerminalVector.ttf",
}
}
}
mod imp {
use super::*;
use crate::error::AssetError;
use crate::platform::get_platform;
/// Loads asset bytes using the appropriate platform-specific method.
///
/// On desktop platforms, returns embedded compile-time data via `include_bytes!`.
/// On desktop platforms, returns embedded compile-time data via `rust-embed`.
/// On Emscripten, loads from the filesystem using the asset's path. The returned
/// `Cow` allows zero-copy access to embedded data while supporting owned data
/// when loaded from disk.
///
/// # Errors
///
/// Returns `AssetError::NotFound` if the asset file cannot be located (Emscripten only),
/// Returns `AssetError::NotFound` if the asset file cannot be located,
/// or `AssetError::Io` for filesystem I/O failures.
pub fn get_asset_bytes(asset: Asset) -> Result<Cow<'static, [u8]>, AssetError> {
get_platform().get_asset_bytes(asset)
pub fn get_bytes(&self) -> Result<Cow<'static, [u8]>, AssetError> {
use tracing::trace;
trace!(asset = ?self, "Loading game asset");
let result = self.get_bytes_platform();
match &result {
Ok(bytes) => trace!(asset = ?self, size_bytes = bytes.len(), "Asset loaded successfully"),
Err(e) => trace!(asset = ?self, error = ?e, "Asset loading failed"),
}
result
}
#[cfg(not(target_os = "emscripten"))]
fn get_bytes_platform(&self) -> Result<Cow<'static, [u8]>, AssetError> {
#[derive(rust_embed::Embed)]
#[folder = "assets/game/"]
struct EmbeddedAssets;
let path = self.path();
EmbeddedAssets::get(path)
.map(|file| file.data)
.ok_or_else(|| AssetError::NotFound(path.to_string()))
}
#[cfg(target_os = "emscripten")]
fn get_bytes_platform(&self) -> Result<Cow<'static, [u8]>, AssetError> {
use sdl2::rwops::RWops;
use std::io::{self, Read};
let path = format!("assets/game/{}", self.path());
let mut rwops = RWops::from_file(&path, "rb").map_err(|_| AssetError::NotFound(self.path().to_string()))?;
let len = rwops.len().ok_or_else(|| AssetError::NotFound(self.path().to_string()))?;
let mut buf = vec![0u8; len];
rwops.read_exact(&mut buf).map_err(|e| AssetError::Io(io::Error::other(e)))?;
Ok(Cow::Owned(buf))
}
}
pub use imp::get_asset_bytes;

View File

@@ -1,22 +1,53 @@
//! This module handles the audio playback for the game.
use crate::asset::{get_asset_bytes, Asset};
use std::collections::HashMap;
use crate::asset::Asset;
use sdl2::{
mixer::{self, Chunk, InitFlag, LoaderRWops, DEFAULT_FORMAT},
mixer::{self, Chunk, InitFlag, LoaderRWops, AUDIO_S16LSB, DEFAULT_CHANNELS},
rwops::RWops,
};
use strum::IntoEnumIterator;
const SOUND_ASSETS: [Asset; 4] = [Asset::Wav1, Asset::Wav2, Asset::Wav3, Asset::Wav4];
#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)]
pub enum Sound {
Waka(u8),
PacmanDeath,
ExtraLife,
Fruit,
Ghost,
Beginning,
Intermission,
}
impl IntoEnumIterator for Sound {
type Iterator = std::vec::IntoIter<Sound>;
fn iter() -> Self::Iterator {
vec![
Sound::Waka(0),
Sound::Waka(1),
Sound::Waka(2),
Sound::Waka(3),
Sound::PacmanDeath,
Sound::ExtraLife,
Sound::Fruit,
Sound::Ghost,
Sound::Beginning,
Sound::Intermission,
]
.into_iter()
}
}
/// The audio system for the game.
///
/// This struct is responsible for initializing the audio device, loading sounds,
/// and playing them. If audio fails to initialize, it will be disabled and all
/// functions will silently do nothing.
#[allow(dead_code)]
pub struct Audio {
_mixer_context: Option<mixer::Sdl2MixerContext>,
sounds: Vec<Chunk>,
next_sound_index: usize,
sounds: HashMap<Sound, Chunk>,
next_waka_index: u8,
muted: bool,
disabled: bool,
}
@@ -33,24 +64,36 @@ impl Audio {
/// If audio fails to initialize, the audio system will be disabled and
/// all functions will silently do nothing.
pub fn new() -> Self {
let frequency = 44100;
let format = DEFAULT_FORMAT;
let channels = 4;
let chunk_size = 256; // 256 is minimum for emscripten
let frequency = 16_000;
let format = AUDIO_S16LSB;
let chunk_size = {
// 256 is the minimum for Emscripten, but in practice 1024 is much more reliable
#[cfg(target_os = "emscripten")]
{
1024
}
// Otherwise, 256 is plenty safe.
#[cfg(not(target_os = "emscripten"))]
{
256
}
};
// Try to open audio, but don't panic if it fails
if let Err(e) = mixer::open_audio(frequency, format, 1, chunk_size) {
if let Err(e) = mixer::open_audio(frequency, format, DEFAULT_CHANNELS, chunk_size) {
tracing::warn!("Failed to open audio: {}. Audio will be disabled.", e);
return Self {
_mixer_context: None,
sounds: Vec::new(),
next_sound_index: 0,
sounds: HashMap::new(),
next_waka_index: 0u8,
muted: false,
disabled: true,
};
}
mixer::allocate_channels(channels);
let channels = 4;
mixer::allocate_channels(4);
// set channel volume
for i in 0..channels {
@@ -64,8 +107,8 @@ impl Audio {
tracing::warn!("Failed to initialize SDL2_mixer: {}. Audio will be disabled.", e);
return Self {
_mixer_context: None,
sounds: Vec::new(),
next_sound_index: 0,
sounds: HashMap::new(),
next_waka_index: 0u8,
muted: false,
disabled: true,
};
@@ -73,12 +116,15 @@ impl Audio {
};
// Try to load sounds, but don't panic if any fail
let mut sounds = Vec::new();
for (i, asset) in SOUND_ASSETS.iter().enumerate() {
match get_asset_bytes(*asset) {
let mut sounds = HashMap::new();
for (i, sound_type) in Sound::iter().enumerate() {
let asset = Asset::SoundFile(sound_type);
match asset.get_bytes() {
Ok(data) => match RWops::from_bytes(&data) {
Ok(rwops) => match rwops.load_wav() {
Ok(chunk) => sounds.push(chunk),
Ok(chunk) => {
sounds.insert(sound_type, chunk);
}
Err(e) => {
tracing::warn!("Failed to load sound {} from asset API: {}", i + 1, e);
}
@@ -93,13 +139,33 @@ impl Audio {
}
}
let death_sound = match Asset::SoundFile(Sound::PacmanDeath).get_bytes() {
Ok(data) => match RWops::from_bytes(&data) {
Ok(rwops) => match rwops.load_wav() {
Ok(chunk) => Some(chunk),
Err(e) => {
tracing::warn!("Failed to load death sound from asset API: {}", e);
None
}
},
Err(e) => {
tracing::warn!("Failed to create RWops for death sound: {}", e);
None
}
},
Err(e) => {
tracing::warn!("Failed to load death sound asset: {}", e);
None
}
};
// If no sounds loaded successfully, disable audio
if sounds.is_empty() {
if sounds.is_empty() && death_sound.is_none() {
tracing::warn!("No sounds loaded successfully. Audio will be disabled.");
return Self {
_mixer_context: Some(mixer_context),
sounds: Vec::new(),
next_sound_index: 0,
sounds: HashMap::new(),
next_waka_index: 0u8,
muted: false,
disabled: true,
};
@@ -108,7 +174,7 @@ impl Audio {
Audio {
_mixer_context: Some(mixer_context),
sounds,
next_sound_index: 0,
next_waka_index: 0u8,
muted: false,
disabled: false,
}
@@ -119,23 +185,54 @@ impl Audio {
/// Automatically rotates through the four eating sound assets. The sound plays on channel 0 and the internal sound index
/// advances to the next variant. Silently returns if audio is disabled, muted,
/// or no sounds were loaded successfully.
#[allow(dead_code)]
pub fn eat(&mut self) {
pub fn waka(&mut self) {
if self.disabled || self.muted || self.sounds.is_empty() {
return;
}
if let Some(chunk) = self.sounds.get(self.next_sound_index) {
match mixer::Channel(0).play(chunk, 0) {
if let Some(chunk) = self.sounds.get(&Sound::Waka(self.next_waka_index)) {
match mixer::Channel::all().play(chunk, 0) {
Ok(channel) => {
tracing::trace!("Playing sound #{} on channel {:?}", self.next_sound_index + 1, channel);
tracing::trace!("Playing sound #{} on channel {:?}", self.next_waka_index + 1, channel);
}
Err(e) => {
tracing::warn!("Could not play sound #{}: {}", self.next_sound_index + 1, e);
tracing::warn!("Could not play sound #{}: {}", self.next_waka_index + 1, e);
}
}
}
self.next_sound_index = (self.next_sound_index + 1) % self.sounds.len();
self.next_waka_index = (self.next_waka_index + 1) & 3;
}
/// Plays the provided sound effect once.
pub fn play(&mut self, sound: Sound) {
if self.disabled || self.muted {
return;
}
if let Some(chunk) = self.sounds.get(&sound) {
let _ = mixer::Channel::all().play(chunk, 0);
}
}
/// Halts all currently playing audio channels.
pub fn stop_all(&mut self) {
if !self.disabled {
mixer::Channel::all().halt();
}
}
/// Pauses all currently playing audio channels.
pub fn pause_all(&mut self) {
if !self.disabled {
mixer::Channel::all().pause();
}
}
/// Resumes all currently playing audio channels.
pub fn resume_all(&mut self) {
if !self.disabled {
mixer::Channel::all().resume();
}
}
/// Instantly mutes or unmutes all audio channels by adjusting their volume.
@@ -168,7 +265,6 @@ impl Audio {
/// Audio can be disabled due to SDL2_mixer initialization failures, missing
/// audio device, or failure to load any sound assets. When disabled, all
/// audio operations become no-ops.
#[allow(dead_code)]
pub fn is_disabled(&self) -> bool {
self.disabled
}

133
src/bin/aspect_demo.rs Normal file
View File

@@ -0,0 +1,133 @@
#![cfg_attr(coverage_nightly, feature(coverage_attribute))]
#![cfg_attr(coverage_nightly, coverage(off))]
use std::time::{Duration, Instant};
use sdl2::event::Event;
use sdl2::keyboard::Keycode;
use sdl2::pixels::Color;
use sdl2::rect::Rect;
// A self-contained SDL2 demo showing how to keep a consistent aspect ratio
// with letterboxing/pillarboxing in a resizable window.
//
// This uses SDL2's logical size feature, which automatically sets a viewport
// to preserve the target aspect ratio and adds black bars as needed.
// We also clear the full window to black and then clear the logical viewport
// to a content color, so bars remain visibly black.
const LOGICAL_WIDTH: u32 = 320; // target content width
const LOGICAL_HEIGHT: u32 = 180; // target content height (16:9)
fn main() -> Result<(), String> {
// Initialize SDL2
let sdl = sdl2::init()?;
let video = sdl.video()?;
// Create a resizable window
let window = video
.window("SDL2 Aspect Ratio Demo", 960, 540)
.resizable()
.position_centered()
.build()
.map_err(|e| e.to_string())?;
let mut canvas = window.into_canvas().build().map_err(|e| e.to_string())?;
// Set the desired logical (virtual) resolution. SDL will letterbox/pillarbox
// as needed to preserve this aspect ratio when the window is resized.
canvas
.set_logical_size(LOGICAL_WIDTH, LOGICAL_HEIGHT)
.map_err(|e| e.to_string())?;
// Optional: uncomment to enforce integer scaling only (more retro look)
// canvas.set_integer_scale(true)?;
let mut events = sdl.event_pump()?;
let mut running = true;
let start = Instant::now();
let mut last_log = Instant::now();
while running {
for event in events.poll_iter() {
match event {
Event::Quit { .. }
| Event::KeyDown {
keycode: Some(Keycode::Escape),
..
} => {
running = false;
}
Event::Window { win_event, .. } => {
// Periodically log window size and the computed viewport
// to demonstrate how letterboxing/pillarboxing behaves.
use sdl2::event::WindowEvent;
match win_event {
WindowEvent::Resized(_, _)
| WindowEvent::SizeChanged(_, _)
| WindowEvent::Maximized
| WindowEvent::Restored => {
if last_log.elapsed() > Duration::from_millis(250) {
let out_size = canvas.output_size()?;
let viewport = canvas.viewport();
println!(
"window={}x{}, viewport x={}, y={}, w={}, h={}",
out_size.0,
out_size.1,
viewport.x(),
viewport.y(),
viewport.width(),
viewport.height()
);
last_log = Instant::now();
}
}
_ => {}
}
}
_ => {}
}
}
// 1) Clear the entire window to black (no viewport) so the bars are black
canvas.set_viewport(None);
canvas.set_draw_color(Color::RGB(0, 0, 0));
canvas.clear();
// 2) Re-apply logical size so SDL sets a viewport that preserves aspect
// ratio. Clearing now only affects the letterboxed content area.
canvas
.set_logical_size(LOGICAL_WIDTH, LOGICAL_HEIGHT)
.map_err(|e| e.to_string())?;
// Fill the content area with a background color to differentiate from bars
canvas.set_draw_color(Color::RGB(30, 30, 40));
canvas.clear();
// Draw a simple grid to visualize scaling clearly
canvas.set_draw_color(Color::RGB(60, 60, 90));
let step = 20i32;
for x in (0..=LOGICAL_WIDTH as i32).step_by(step as usize) {
let _ = canvas.draw_line(sdl2::rect::Point::new(x, 0), sdl2::rect::Point::new(x, LOGICAL_HEIGHT as i32));
}
for y in (0..=LOGICAL_HEIGHT as i32).step_by(step as usize) {
let _ = canvas.draw_line(sdl2::rect::Point::new(0, y), sdl2::rect::Point::new(LOGICAL_WIDTH as i32, y));
}
// Draw a border around the logical content area
canvas.set_draw_color(Color::RGB(200, 200, 220));
let border = Rect::new(0, 0, LOGICAL_WIDTH, LOGICAL_HEIGHT);
canvas.draw_rect(border)?;
// Draw a moving box to demonstrate dynamic content staying within aspect
let elapsed_ms = start.elapsed().as_millis() as i32;
let t = (elapsed_ms / 8) % LOGICAL_WIDTH as i32;
let box_rect = Rect::new(t - 10, (LOGICAL_HEIGHT as i32 / 2) - 10, 20, 20);
canvas.set_draw_color(Color::RGB(255, 140, 0));
canvas.fill_rect(box_rect).ok();
canvas.present();
}
Ok(())
}

94
src/bin/timing_demo.rs Normal file
View File

@@ -0,0 +1,94 @@
#![cfg_attr(coverage_nightly, feature(coverage_attribute))]
#![cfg_attr(coverage_nightly, coverage(off))]
use circular_buffer::CircularBuffer;
use pacman::constants::CANVAS_SIZE;
use sdl2::event::Event;
use sdl2::keyboard::Keycode;
use sdl2::pixels::Color;
use std::time::{Duration, Instant};
fn main() -> Result<(), String> {
let sdl_context = sdl2::init()?;
let video_subsystem = sdl_context.video()?;
let window = video_subsystem
.window("SDL2 Timing Demo", CANVAS_SIZE.x, CANVAS_SIZE.y)
.opengl()
.position_centered()
.build()
.map_err(|e| e.to_string())?;
let mut canvas = window.into_canvas().accelerated().build().map_err(|e| e.to_string())?;
canvas
.set_logical_size(CANVAS_SIZE.x, CANVAS_SIZE.y)
.map_err(|e| e.to_string())?;
let mut event_pump = sdl_context.event_pump()?;
// Store frame timings in milliseconds
let mut frame_timings = CircularBuffer::<20_000, f64>::new();
let mut last_report_time = Instant::now();
let report_interval = Duration::from_millis(500);
'running: loop {
let frame_start_time = Instant::now();
for event in event_pump.poll_iter() {
match event {
Event::Quit { .. }
| Event::KeyDown {
keycode: Some(Keycode::Escape),
..
} => {
break 'running;
}
_ => {}
}
}
// Clear the screen
canvas.set_draw_color(Color::RGB(0, 0, 0));
canvas.clear();
canvas.present();
// Record timing
let frame_duration = frame_start_time.elapsed();
frame_timings.push_back(frame_duration.as_secs_f64());
// Report stats every `report_interval`
let elapsed = last_report_time.elapsed();
if elapsed >= report_interval {
if !frame_timings.is_empty() {
let count = frame_timings.len() as f64;
let sum: f64 = frame_timings.iter().sum();
let mean = sum / count;
let variance = frame_timings
.iter()
.map(|value| {
let diff = mean - value;
diff * diff
})
.sum::<f64>()
/ count;
let std_dev = variance.sqrt();
println!(
"Rendered {count} frames at {fps:.1} fps (last {elapsed:.2?}): mean={mean:.3?}, std_dev={std_dev:.3?}",
count = frame_timings.len(),
fps = count / elapsed.as_secs_f64(),
elapsed = elapsed,
mean = Duration::from_secs_f64(mean),
std_dev = Duration::from_secs_f64(std_dev),
);
}
// Reset for next interval
frame_timings.clear();
last_report_time = Instant::now();
}
}
Ok(())
}

View File

@@ -8,8 +8,8 @@ use glam::UVec2;
///
/// Calculated as 1/60th of a second (≈16.67ms).
///
/// Written out explicitly to satisfy const-eval constraints.
pub const LOOP_TIME: Duration = Duration::from_nanos((1_000_000_000.0 / 60.0) as u64);
/// Uses integer arithmetic to avoid floating-point precision loss.
pub const LOOP_TIME: Duration = Duration::from_nanos(1_000_000_000 / 60);
/// The size of each cell, in pixels.
pub const CELL_SIZE: u32 = 8;
@@ -25,17 +25,74 @@ pub const SCALE: f32 = 2.6;
/// screen for score display, player lives, and other UI elements.
pub const BOARD_CELL_OFFSET: UVec2 = UVec2::new(0, 3);
/// Bottom HUD row offset to reserve space below the game board.
///
/// The 2-cell vertical offset (16 pixels) provides space at the bottom of the
/// screen for displaying Pac-Man's lives (left) and fruit symbols (right).
pub const BOARD_BOTTOM_CELL_OFFSET: UVec2 = UVec2::new(0, 2);
/// Pixel-space equivalent of `BOARD_CELL_OFFSET` for rendering calculations.
///
/// Automatically calculated from the cell offset to maintain consistency
/// when the cell size changes. Used for positioning sprites and debug overlays.
pub const BOARD_PIXEL_OFFSET: UVec2 = UVec2::new(BOARD_CELL_OFFSET.x * CELL_SIZE, BOARD_CELL_OFFSET.y * CELL_SIZE);
/// Pixel-space equivalent of `BOARD_BOTTOM_CELL_OFFSET` for rendering calculations.
///
/// Automatically calculated from the cell offset to maintain consistency
/// when the cell size changes. Used for positioning bottom HUD elements.
pub const BOARD_BOTTOM_PIXEL_OFFSET: UVec2 =
UVec2::new(BOARD_BOTTOM_CELL_OFFSET.x * CELL_SIZE, BOARD_BOTTOM_CELL_OFFSET.y * CELL_SIZE);
/// Animation timing constants for ghost state management
pub mod animation {
/// Normal ghost movement animation speed (ticks per frame at 60 ticks/sec)
pub const GHOST_NORMAL_SPEED: u16 = 12;
/// Eaten ghost (eyes) animation speed (ticks per frame at 60 ticks/sec)
pub const GHOST_EATEN_SPEED: u16 = 6;
/// Frightened ghost animation speed (ticks per frame at 60 ticks/sec)
pub const GHOST_FRIGHTENED_SPEED: u16 = 12;
/// Time in ticks for frightened ghosts to return to normal
pub const GHOST_FRIGHTENED_TICKS: u32 = 300;
/// Time in ticks when frightened ghosts start flashing
pub const GHOST_FRIGHTENED_FLASH_START_TICKS: u32 = GHOST_FRIGHTENED_TICKS - 120;
}
/// The size of the canvas, in pixels.
pub const CANVAS_SIZE: UVec2 = UVec2::new(
(BOARD_CELL_SIZE.x + BOARD_CELL_OFFSET.x) * CELL_SIZE,
(BOARD_CELL_SIZE.y + BOARD_CELL_OFFSET.y) * CELL_SIZE,
(BOARD_CELL_SIZE.x + BOARD_CELL_OFFSET.x + BOARD_BOTTOM_CELL_OFFSET.x) * CELL_SIZE,
(BOARD_CELL_SIZE.y + BOARD_CELL_OFFSET.y + BOARD_BOTTOM_CELL_OFFSET.y) * CELL_SIZE,
);
pub const LARGE_SCALE: f32 = 2.6;
pub const LARGE_CANVAS_SIZE: UVec2 = UVec2::new(
(((BOARD_CELL_SIZE.x + BOARD_CELL_OFFSET.x + BOARD_BOTTOM_CELL_OFFSET.x) * CELL_SIZE) as f32 * LARGE_SCALE) as u32,
(((BOARD_CELL_SIZE.y + BOARD_CELL_OFFSET.y + BOARD_BOTTOM_CELL_OFFSET.y) * CELL_SIZE) as f32 * LARGE_SCALE) as u32,
);
/// Collider size constants for different entity types
pub mod collider {
use super::CELL_SIZE;
/// Collider size for player and ghosts (1.375x cell size)
pub const PLAYER_GHOST_SIZE: f32 = CELL_SIZE as f32 * 1.375;
/// Collider size for pellets (0.4x cell size)
pub const PELLET_SIZE: f32 = CELL_SIZE as f32 * 0.4;
/// Collider size for power pellets/energizers (0.95x cell size)
pub const POWER_PELLET_SIZE: f32 = CELL_SIZE as f32 * 0.95;
/// Collider size for fruits (0.8x cell size)
pub const FRUIT_SIZE: f32 = CELL_SIZE as f32 * 1.375;
}
/// UI and rendering constants
pub mod ui {
/// Debug font size in points
pub const DEBUG_FONT_SIZE: u16 = 12;
/// Power pellet blink rate in ticks (at 60 FPS, 12 ticks = 0.2 seconds)
pub const POWER_PELLET_BLINK_RATE: u32 = 12;
}
/// Map tile types that define gameplay behavior and collision properties.
#[derive(Debug, Clone, Copy, PartialEq)]
pub enum MapTile {
@@ -87,3 +144,15 @@ pub const RAW_BOARD: [&str; BOARD_CELL_SIZE.y as usize] = [
"#..........................#",
"############################",
];
/// Game initialization constants
pub mod startup {
/// Number of frames for the startup sequence (3 seconds at 60 FPS)
pub const STARTUP_FRAMES: u32 = 60 * 3;
}
/// Game mechanics constants
pub mod mechanics {
/// Player movement speed multiplier
pub const PLAYER_SPEED: f32 = 1.15;
}

View File

@@ -37,9 +37,6 @@ pub enum GameError {
#[error("IO error: {0}")]
Io(#[from] io::Error),
#[error("Serialization error: {0}")]
Serialization(#[from] serde_json::Error),
#[error("Invalid state: {0}")]
InvalidState(String),
}
@@ -49,19 +46,16 @@ pub enum AssetError {
#[error("IO error: {0}")]
Io(#[from] io::Error),
#[allow(dead_code)]
#[error("Asset not found: {0}")]
NotFound(String),
}
/// Platform-specific errors.
#[derive(thiserror::Error, Debug)]
#[allow(dead_code)]
pub enum PlatformError {
#[error("Console initialization failed: {0}")]
#[cfg(any(windows, target_os = "emscripten"))]
ConsoleInit(String),
#[error("Platform-specific error: {0}")]
Other(String),
}
/// Error type for map parsing operations.
@@ -78,9 +72,6 @@ pub enum ParseError {
/// Errors related to texture operations.
#[derive(thiserror::Error, Debug)]
pub enum TextureError {
#[error("Animated texture error: {0}")]
Animated(#[from] AnimatedTextureError),
#[error("Failed to load texture: {0}")]
LoadFailed(String),
@@ -94,12 +85,6 @@ pub enum TextureError {
RenderFailed(String),
}
#[derive(thiserror::Error, Debug)]
pub enum AnimatedTextureError {
#[error("Frame duration must be positive, got {0}")]
InvalidFrameDuration(f32),
}
/// Errors related to entity operations.
#[derive(thiserror::Error, Debug)]
pub enum EntityError {
@@ -122,55 +107,3 @@ pub enum MapError {
/// Result type for game operations.
pub type GameResult<T> = Result<T, GameError>;
/// Helper trait for converting other error types to GameError.
pub trait IntoGameError<T> {
#[allow(dead_code)]
fn into_game_error(self) -> GameResult<T>;
}
impl<T, E> IntoGameError<T> for Result<T, E>
where
E: std::error::Error + Send + Sync + 'static,
{
fn into_game_error(self) -> GameResult<T> {
self.map_err(|e| GameError::InvalidState(e.to_string()))
}
}
/// Helper trait for converting Option to GameResult with a custom error.
pub trait OptionExt<T> {
#[allow(dead_code)]
fn ok_or_game_error<F>(self, f: F) -> GameResult<T>
where
F: FnOnce() -> GameError;
}
impl<T> OptionExt<T> for Option<T> {
fn ok_or_game_error<F>(self, f: F) -> GameResult<T>
where
F: FnOnce() -> GameError,
{
self.ok_or_else(f)
}
}
/// Helper trait for converting Result to GameResult with context.
pub trait ResultExt<T, E> {
#[allow(dead_code)]
fn with_context<F>(self, f: F) -> GameResult<T>
where
F: FnOnce(&E) -> GameError;
}
impl<T, E> ResultExt<T, E> for Result<T, E>
where
E: std::error::Error + Send + Sync + 'static,
{
fn with_context<F>(self, f: F) -> GameResult<T>
where
F: FnOnce(&E) -> GameError,
{
self.map_err(|e| f(&e))
}
}

View File

@@ -1,6 +1,6 @@
use bevy_ecs::{entity::Entity, event::Event};
use crate::map::direction::Direction;
use crate::{map::direction::Direction, systems::Ghost};
/// Player input commands that trigger specific game actions.
///
@@ -19,20 +19,20 @@ pub enum GameCommand {
/// Restart the current level with fresh entity positions and items
ResetLevel,
/// Pause or resume game ticking logic
/// TODO: Display pause state, fix debug rendering pause distress
TogglePause,
/// Toggle fullscreen mode (desktop only)
ToggleFullscreen,
}
/// Global events that flow through the ECS event system to coordinate game behavior.
///
/// Events enable loose coupling between systems - input generates commands, collision
/// detection reports overlaps, and various systems respond appropriately without
/// direct dependencies.
/// Events enable loose coupling between systems - input generates commands and
/// various systems respond appropriately without direct dependencies.
#[derive(Event, Clone, Copy, Debug, PartialEq, Eq)]
pub enum GameEvent {
/// Player input command to be processed by relevant game systems
Command(GameCommand),
/// Physical overlap detected between two entities requiring gameplay response
Collision(Entity, Entity),
}
impl From<GameCommand> for GameEvent {
@@ -40,3 +40,22 @@ impl From<GameCommand> for GameEvent {
GameEvent::Command(command)
}
}
/// Data for requesting stage transitions; processed centrally in stage_system
#[derive(Event, Clone, Copy, Debug, PartialEq, Eq)]
pub enum StageTransition {
GhostEatenPause { ghost_entity: Entity, ghost_type: Ghost },
}
/// Collision triggers for immediate collision handling via observers
#[derive(Event, Clone, Copy, Debug, PartialEq, Eq)]
pub enum CollisionTrigger {
/// Pac-Man collided with a ghost
GhostCollision {
pacman: Entity,
ghost: Entity,
ghost_type: Ghost,
},
/// Pac-Man collided with an item
ItemCollision { item: Entity },
}

152
src/formatter.rs Normal file
View File

@@ -0,0 +1,152 @@
//! Custom tracing formatter with tick counter integration
use std::fmt;
use std::sync::atomic::{AtomicU64, Ordering};
use time::macros::format_description;
use time::{format_description::FormatItem, OffsetDateTime};
use tracing::{Event, Level, Subscriber};
use tracing_subscriber::fmt::format::Writer;
use tracing_subscriber::fmt::{FmtContext, FormatEvent, FormatFields, FormattedFields};
use tracing_subscriber::registry::LookupSpan;
/// Global atomic counter for tracking game ticks
static TICK_COUNTER: AtomicU64 = AtomicU64::new(0);
/// Maximum value for tick counter display (16-bit hex)
const TICK_DISPLAY_MASK: u64 = 0xFFFF;
/// Cached format description for timestamps
/// Uses 3 subsecond digits on Emscripten, 5 otherwise for better performance
#[cfg(target_os = "emscripten")]
const TIMESTAMP_FORMAT: &[FormatItem<'static>] = format_description!("[hour]:[minute]:[second].[subsecond digits:3]");
#[cfg(not(target_os = "emscripten"))]
const TIMESTAMP_FORMAT: &[FormatItem<'static>] = format_description!("[hour]:[minute]:[second].[subsecond digits:5]");
/// A custom formatter that includes both timestamp and tick counter in hexadecimal
///
/// Re-implementation of the Full formatter to add a tick counter and timestamp.
pub struct CustomFormatter;
impl<S, N> FormatEvent<S, N> for CustomFormatter
where
S: Subscriber + for<'a> LookupSpan<'a>,
N: for<'a> FormatFields<'a> + 'static,
{
fn format_event(&self, ctx: &FmtContext<'_, S, N>, mut writer: Writer<'_>, event: &Event<'_>) -> fmt::Result {
let meta = event.metadata();
// 1) Timestamp (dimmed when ANSI)
let now = OffsetDateTime::now_utc();
let formatted_time = now.format(&TIMESTAMP_FORMAT).map_err(|e| {
eprintln!("Failed to format timestamp: {}", e);
fmt::Error
})?;
write_dimmed(&mut writer, formatted_time)?;
writer.write_char(' ')?;
// 2) Tick counter, dim when ANSI
let tick_count = get_tick_count() & TICK_DISPLAY_MASK;
if writer.has_ansi_escapes() {
write!(writer, "\x1b[2m0x{:04X}\x1b[0m ", tick_count)?;
} else {
write!(writer, "0x{:04X} ", tick_count)?;
}
// 3) Colored 5-char level like Full
write_colored_level(&mut writer, meta.level())?;
writer.write_char(' ')?;
// 4) Span scope chain (bold names, fields in braces, dimmed ':')
if let Some(scope) = ctx.event_scope() {
let mut saw_any = false;
for span in scope.from_root() {
write_bold(&mut writer, span.metadata().name())?;
saw_any = true;
let ext = span.extensions();
if let Some(fields) = &ext.get::<FormattedFields<N>>() {
if !fields.is_empty() {
write_bold(&mut writer, "{")?;
write!(writer, "{}", fields)?;
write_bold(&mut writer, "}")?;
}
}
if writer.has_ansi_escapes() {
write!(writer, "\x1b[2m:\x1b[0m")?;
} else {
writer.write_char(':')?;
}
}
if saw_any {
writer.write_char(' ')?;
}
}
// 5) Target (dimmed), then a space
if writer.has_ansi_escapes() {
write!(writer, "\x1b[2m{}\x1b[0m\x1b[2m:\x1b[0m ", meta.target())?;
} else {
write!(writer, "{}: ", meta.target())?;
}
// 6) Event fields
ctx.format_fields(writer.by_ref(), event)?;
// 7) Newline
writeln!(writer)
}
}
/// Write the verbosity level with the same coloring/alignment as the Full formatter.
fn write_colored_level(writer: &mut Writer<'_>, level: &Level) -> fmt::Result {
if writer.has_ansi_escapes() {
// Basic ANSI color sequences; reset with \x1b[0m
let (color, text) = match *level {
Level::TRACE => ("\x1b[35m", "TRACE"), // purple
Level::DEBUG => ("\x1b[34m", "DEBUG"), // blue
Level::INFO => ("\x1b[32m", " INFO"), // green, note leading space
Level::WARN => ("\x1b[33m", " WARN"), // yellow, note leading space
Level::ERROR => ("\x1b[31m", "ERROR"), // red
};
write!(writer, "{}{}\x1b[0m", color, text)
} else {
// Right-pad to width 5 like Full's non-ANSI mode
match *level {
Level::TRACE => write!(writer, "{:>5}", "TRACE"),
Level::DEBUG => write!(writer, "{:>5}", "DEBUG"),
Level::INFO => write!(writer, "{:>5}", " INFO"),
Level::WARN => write!(writer, "{:>5}", " WARN"),
Level::ERROR => write!(writer, "{:>5}", "ERROR"),
}
}
}
fn write_dimmed(writer: &mut Writer<'_>, s: impl fmt::Display) -> fmt::Result {
if writer.has_ansi_escapes() {
write!(writer, "\x1b[2m{}\x1b[0m", s)
} else {
write!(writer, "{}", s)
}
}
fn write_bold(writer: &mut Writer<'_>, s: impl fmt::Display) -> fmt::Result {
if writer.has_ansi_escapes() {
write!(writer, "\x1b[1m{}\x1b[0m", s)
} else {
write!(writer, "{}", s)
}
}
/// Increment the global tick counter by 1
///
/// This should be called once per game tick/frame from the main game loop
pub fn increment_tick() {
TICK_COUNTER.fetch_add(1, Ordering::Relaxed);
}
/// Get the current tick count
///
/// Returns the current value of the global tick counter
pub fn get_tick_count() -> u64 {
TICK_COUNTER.load(Ordering::Relaxed)
}

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File diff suppressed because it is too large Load Diff

View File

@@ -1,13 +1,22 @@
//! Pac-Man game library crate.
#![cfg_attr(coverage_nightly, feature(coverage_attribute))]
#[cfg_attr(coverage_nightly, coverage(off))]
pub mod app;
pub mod asset;
#[cfg_attr(coverage_nightly, coverage(off))]
pub mod audio;
pub mod constants;
#[cfg_attr(coverage_nightly, coverage(off))]
pub mod error;
#[cfg_attr(coverage_nightly, coverage(off))]
pub mod events;
#[cfg_attr(coverage_nightly, coverage(off))]
pub mod formatter;
#[cfg_attr(coverage_nightly, coverage(off))]
pub mod platform;
pub mod asset;
pub mod constants;
pub mod game;
pub mod map;
pub mod platform;
pub mod systems;
pub mod texture;

View File

@@ -1,20 +1,31 @@
#![windows_subsystem = "windows"]
#![cfg_attr(all(not(use_console), target_os = "windows"), windows_subsystem = "windows")]
#![cfg_attr(all(use_console, target_os = "windows"), windows_subsystem = "console")]
#![cfg_attr(coverage_nightly, feature(coverage_attribute))]
#![cfg_attr(coverage_nightly, coverage(off))]
use std::env;
use crate::{app::App, constants::LOOP_TIME};
use tracing::info;
use tracing_error::ErrorLayer;
use tracing_subscriber::layer::SubscriberExt;
// These modules are excluded from coverage.
#[cfg_attr(coverage_nightly, coverage(off))]
mod app;
mod asset;
#[cfg_attr(coverage_nightly, coverage(off))]
mod audio;
mod constants;
#[cfg_attr(coverage_nightly, coverage(off))]
mod error;
#[cfg_attr(coverage_nightly, coverage(off))]
mod events;
#[cfg_attr(coverage_nightly, coverage(off))]
mod formatter;
#[cfg_attr(coverage_nightly, coverage(off))]
mod platform;
mod asset;
mod constants;
mod game;
mod map;
mod platform;
mod systems;
mod texture;
@@ -23,18 +34,16 @@ mod texture;
/// This function initializes SDL, the window, the game state, and then enters
/// the main game loop.
pub fn main() {
// Setup tracing
let subscriber = tracing_subscriber::fmt()
.with_ansi(cfg!(not(target_os = "emscripten")))
.with_max_level(tracing::Level::DEBUG)
.finish()
.with(ErrorLayer::default());
// Parse command line arguments
let args: Vec<String> = env::args().collect();
let force_console = args.iter().any(|arg| arg == "--console" || arg == "-c");
tracing::subscriber::set_global_default(subscriber).expect("Could not set global default");
// On Emscripten, this connects the subscriber to the browser console
platform::init_console(force_console).expect("Could not initialize console");
let mut app = App::new().expect("Could not create app");
info!("Starting game loop ({:?})", LOOP_TIME);
info!(loop_time = ?LOOP_TIME, "Starting game loop");
loop {
if !app.run() {

View File

@@ -3,9 +3,9 @@ use crate::constants::{MapTile, BOARD_CELL_SIZE, CELL_SIZE};
use crate::map::direction::Direction;
use crate::map::graph::{Graph, Node, TraversalFlags};
use crate::map::parser::MapTileParser;
use crate::systems::movement::NodeId;
use crate::systems::{NodeId, Position};
use bevy_ecs::resource::Resource;
use glam::{IVec2, Vec2};
use glam::{I8Vec2, IVec2, Vec2};
use std::collections::{HashMap, VecDeque};
use tracing::debug;
@@ -25,6 +25,8 @@ pub struct NodePositions {
pub inky: NodeId,
/// Clyde starts in the center of the ghost house
pub clyde: NodeId,
/// Fruit spawn location directly below the ghost house
pub fruit_spawn: Position,
}
/// Complete maze representation combining visual layout with navigation pathfinding.
@@ -38,7 +40,7 @@ pub struct Map {
/// Connected graph of navigable positions.
pub graph: Graph,
/// Bidirectional mapping between 2D grid coordinates and graph node indices.
pub grid_to_node: HashMap<IVec2, NodeId>,
pub grid_to_node: HashMap<I8Vec2, NodeId>,
/// Predetermined spawn locations for all game entities
pub start_positions: NodePositions,
/// 2D array of tile types for collision detection and rendering
@@ -56,11 +58,17 @@ impl Map {
/// This function will panic if the board layout contains unknown characters or if
/// the house door is not defined by exactly two '=' characters.
pub fn new(raw_board: [&str; BOARD_CELL_SIZE.y as usize]) -> GameResult<Map> {
debug!("Starting map construction from character layout");
let parsed_map = MapTileParser::parse_board(raw_board)?;
let map = parsed_map.tiles;
let house_door = parsed_map.house_door;
let tunnel_ends = parsed_map.tunnel_ends;
debug!(
house_door_count = house_door.len(),
tunnel_ends_count = tunnel_ends.len(),
"Parsed map special locations"
);
let mut graph = Graph::new();
let mut grid_to_node = HashMap::new();
@@ -76,8 +84,8 @@ impl Map {
let mut queue = VecDeque::new();
queue.push_back(start_pos);
let pos = Vec2::new(
(start_pos.x * CELL_SIZE as i32) as f32,
(start_pos.y * CELL_SIZE as i32) as f32,
(start_pos.x as i32 * CELL_SIZE as i32) as f32,
(start_pos.y as i32 * CELL_SIZE as i32) as f32,
) + cell_offset;
let node_id = graph.add_node(Node { position: pos });
grid_to_node.insert(start_pos, node_id);
@@ -89,9 +97,9 @@ impl Map {
// Skip if the new position is out of bounds
if new_position.x < 0
|| new_position.x >= BOARD_CELL_SIZE.x as i32
|| new_position.x as i32 >= BOARD_CELL_SIZE.x as i32
|| new_position.y < 0
|| new_position.y >= BOARD_CELL_SIZE.y as i32
|| new_position.y as i32 >= BOARD_CELL_SIZE.y as i32
{
continue;
}
@@ -108,8 +116,8 @@ impl Map {
) {
// Add the new position to the graph/queue
let pos = Vec2::new(
(new_position.x * CELL_SIZE as i32) as f32,
(new_position.y * CELL_SIZE as i32) as f32,
(new_position.x as i32 * CELL_SIZE as i32) as f32,
(new_position.y as i32 * CELL_SIZE as i32) as f32,
) + cell_offset;
let new_node_id = graph.add_node(Node { position: pos });
grid_to_node.insert(new_position, new_node_id);
@@ -132,7 +140,7 @@ impl Map {
for (grid_pos, &node_id) in &grid_to_node {
for dir in Direction::DIRECTIONS {
// If the node doesn't have an edge in this direction, look for a neighbor in that direction
if graph.adjacency_list[node_id].get(dir).is_none() {
if graph.adjacency_list[node_id as usize].get(dir).is_none() {
let neighbor = grid_pos + dir.as_ivec2();
// If the neighbor exists, connect the node to it
if let Some(&neighbor_id) = grid_to_node.get(&neighbor) {
@@ -148,17 +156,39 @@ impl Map {
let (house_entrance_node_id, left_center_node_id, center_center_node_id, right_center_node_id) =
Self::build_house(&mut graph, &grid_to_node, &house_door)?;
// Find fruit spawn location (directly below ghost house)
let left_node_position = I8Vec2::new(13, 17);
let left_node_id = grid_to_node.get(&left_node_position).unwrap();
let right_node_position = I8Vec2::new(14, 17);
let right_node_id = grid_to_node.get(&right_node_position).unwrap();
let distance = graph
.get_node(*right_node_id)
.unwrap()
.position
.distance(graph.get_node(*left_node_id).unwrap().position);
// interpolate between the two nodes
let fruit_spawn_position: Position = Position::Moving {
from: *left_node_id,
to: *right_node_id,
remaining_distance: distance / 2.0,
};
let start_positions = NodePositions {
pacman: grid_to_node[&start_pos],
blinky: house_entrance_node_id,
pinky: left_center_node_id,
inky: right_center_node_id,
clyde: center_center_node_id,
fruit_spawn: fruit_spawn_position,
};
// Build tunnel connections
debug!("Building tunnel connections");
Self::build_tunnels(&mut graph, &grid_to_node, &tunnel_ends)?;
debug!(node_count = graph.nodes().count(), "Map construction completed successfully");
Ok(Map {
graph,
grid_to_node,
@@ -199,9 +229,9 @@ impl Map {
/// representing the four key positions within the ghost house structure.
fn build_house(
graph: &mut Graph,
grid_to_node: &HashMap<IVec2, NodeId>,
house_door: &[Option<IVec2>; 2],
) -> GameResult<(usize, usize, usize, usize)> {
grid_to_node: &HashMap<I8Vec2, NodeId>,
house_door: &[Option<I8Vec2>; 2],
) -> GameResult<(NodeId, NodeId, NodeId, NodeId)> {
// Calculate the position of the house entrance node
let (house_entrance_node_id, house_entrance_node_position) = {
// Translate the grid positions to the actual node ids
@@ -222,10 +252,13 @@ impl Map {
// Calculate the position of the house node
let (node_id, node_position) = {
let left_pos = graph.get_node(*left_node).ok_or(MapError::NodeNotFound(*left_node))?.position;
let left_pos = graph
.get_node(*left_node)
.ok_or(MapError::NodeNotFound(*left_node as usize))?
.position;
let right_pos = graph
.get_node(*right_node)
.ok_or(MapError::NodeNotFound(*right_node))?
.ok_or(MapError::NodeNotFound(*right_node as usize))?
.position;
let house_node = graph.add_node(Node {
position: left_pos.lerp(right_pos, 0.5),
@@ -249,10 +282,10 @@ impl Map {
// Place the nodes at, above, and below the center position
let center_node_id = graph.add_node(Node { position: center_pos });
let top_node_id = graph.add_node(Node {
position: center_pos + (Direction::Up.as_ivec2() * (CELL_SIZE as i32 / 2)).as_vec2(),
position: center_pos + IVec2::from(Direction::Up.as_ivec2()).as_vec2() * (CELL_SIZE as f32 / 2.0),
});
let bottom_node_id = graph.add_node(Node {
position: center_pos + (Direction::Down.as_ivec2() * (CELL_SIZE as i32 / 2)).as_vec2(),
position: center_pos + IVec2::from(Direction::Down.as_ivec2()).as_vec2() * (CELL_SIZE as f32 / 2.0),
});
// Connect the center node to the top and bottom nodes
@@ -268,7 +301,7 @@ impl Map {
// Calculate the position of the center line's center node
let center_line_center_position =
house_entrance_node_position + (Direction::Down.as_ivec2() * (3 * CELL_SIZE as i32)).as_vec2();
house_entrance_node_position + IVec2::from(Direction::Down.as_ivec2()).as_vec2() * (3.0 * CELL_SIZE as f32);
// Create the center line
let (center_center_node_id, center_top_node_id) = create_house_line(graph, center_line_center_position)?;
@@ -300,13 +333,13 @@ impl Map {
// Create the left line
let (left_center_node_id, _) = create_house_line(
graph,
center_line_center_position + (Direction::Left.as_ivec2() * (CELL_SIZE as i32 * 2)).as_vec2(),
center_line_center_position + IVec2::from(Direction::Left.as_ivec2()).as_vec2() * (CELL_SIZE as f32 * 2.0),
)?;
// Create the right line
let (right_center_node_id, _) = create_house_line(
graph,
center_line_center_position + (Direction::Right.as_ivec2() * (CELL_SIZE as i32 * 2)).as_vec2(),
center_line_center_position + IVec2::from(Direction::Right.as_ivec2()).as_vec2() * (CELL_SIZE as f32 * 2.0),
)?;
debug!("Left center node id: {left_center_node_id}");
@@ -336,8 +369,8 @@ impl Map {
/// Creates hidden intermediate nodes beyond the visible tunnel entrances and connects them with zero-distance edges for instantaneous traversal.
fn build_tunnels(
graph: &mut Graph,
grid_to_node: &HashMap<IVec2, NodeId>,
tunnel_ends: &[Option<IVec2>; 2],
grid_to_node: &HashMap<I8Vec2, NodeId>,
tunnel_ends: &[Option<I8Vec2>; 2],
) -> GameResult<()> {
// Create the hidden tunnel nodes
let left_tunnel_hidden_node_id = {
@@ -353,15 +386,10 @@ impl Map {
Direction::Left,
Node {
position: left_tunnel_entrance_node.position
+ (Direction::Left.as_ivec2() * (CELL_SIZE as i32 * 2)).as_vec2(),
+ IVec2::from(Direction::Left.as_ivec2()).as_vec2() * (CELL_SIZE as f32 * 2.0),
},
)
.map_err(|e| {
MapError::InvalidConfig(format!(
"Failed to connect left tunnel entrance to left tunnel hidden node: {}",
e
))
})?
.expect("Failed to connect left tunnel entrance to left tunnel hidden node")
};
// Create the right tunnel nodes
@@ -378,15 +406,10 @@ impl Map {
Direction::Right,
Node {
position: right_tunnel_entrance_node.position
+ (Direction::Right.as_ivec2() * (CELL_SIZE as i32 * 2)).as_vec2(),
+ IVec2::from(Direction::Right.as_ivec2()).as_vec2() * (CELL_SIZE as f32 * 2.0),
},
)
.map_err(|e| {
MapError::InvalidConfig(format!(
"Failed to connect right tunnel entrance to right tunnel hidden node: {}",
e
))
})?
.expect("Failed to connect right tunnel entrance to right tunnel hidden node")
};
// Connect the left tunnel hidden node to the right tunnel hidden node
@@ -398,12 +421,7 @@ impl Map {
Some(0.0),
Direction::Left,
)
.map_err(|e| {
MapError::InvalidConfig(format!(
"Failed to connect left tunnel hidden node to right tunnel hidden node: {}",
e
))
})?;
.expect("Failed to connect left tunnel hidden node to right tunnel hidden node");
Ok(())
}

View File

@@ -1,8 +1,10 @@
use glam::IVec2;
use glam::I8Vec2;
use strum_macros::AsRefStr;
/// The four cardinal directions.
#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash, Default)]
#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash, Default, AsRefStr)]
#[repr(usize)]
#[strum(serialize_all = "lowercase")]
pub enum Direction {
Up,
Down,
@@ -26,8 +28,8 @@ impl Direction {
}
}
/// Returns the direction as an IVec2.
pub fn as_ivec2(self) -> IVec2 {
/// Returns the direction as an I8Vec2.
pub fn as_ivec2(self) -> I8Vec2 {
self.into()
}
@@ -43,13 +45,13 @@ impl Direction {
}
}
impl From<Direction> for IVec2 {
impl From<Direction> for I8Vec2 {
fn from(dir: Direction) -> Self {
match dir {
Direction::Up => -IVec2::Y,
Direction::Down => IVec2::Y,
Direction::Left => -IVec2::X,
Direction::Right => IVec2::X,
Direction::Up => -I8Vec2::Y,
Direction::Down => I8Vec2::Y,
Direction::Left => -I8Vec2::X,
Direction::Right => I8Vec2::X,
}
}
}

View File

@@ -1,6 +1,6 @@
use glam::Vec2;
use crate::systems::movement::NodeId;
use crate::systems::NodeId;
use super::direction::Direction;
@@ -107,7 +107,7 @@ impl Graph {
/// Adds a new node with the given data to the graph and returns its ID.
pub fn add_node(&mut self, data: Node) -> NodeId {
let id = self.nodes.len();
let id = self.nodes.len() as NodeId;
self.nodes.push(data);
self.adjacency_list.push(Intersection::default());
id
@@ -129,10 +129,10 @@ impl Graph {
distance: Option<f32>,
direction: Direction,
) -> Result<(), &'static str> {
if from >= self.adjacency_list.len() {
if from as usize >= self.adjacency_list.len() {
return Err("From node does not exist.");
}
if to >= self.adjacency_list.len() {
if to as usize >= self.adjacency_list.len() {
return Err("To node does not exist.");
}
@@ -178,8 +178,8 @@ impl Graph {
}
None => {
// If no distance is provided, calculate it based on the positions of the nodes
let from_pos = self.nodes[from].position;
let to_pos = self.nodes[to].position;
let from_pos = self.nodes[from as usize].position;
let to_pos = self.nodes[to as usize].position;
from_pos.distance(to_pos)
}
},
@@ -187,11 +187,11 @@ impl Graph {
traversal_flags,
};
if from >= self.adjacency_list.len() {
if from as usize >= self.adjacency_list.len() {
return Err("From node does not exist.");
}
let adjacency_list = &mut self.adjacency_list[from];
let adjacency_list = &mut self.adjacency_list[from as usize];
// Check if the edge already exists in this direction or to the same target
if let Some(err) = adjacency_list.edges().find_map(|e| {
@@ -215,7 +215,7 @@ impl Graph {
/// Retrieves an immutable reference to a node's data.
pub fn get_node(&self, id: NodeId) -> Option<&Node> {
self.nodes.get(id)
self.nodes.get(id as usize)
}
/// Returns an iterator over all nodes in the graph.
@@ -228,17 +228,17 @@ impl Graph {
self.adjacency_list
.iter()
.enumerate()
.flat_map(|(node_id, intersection)| intersection.edges().map(move |edge| (node_id, edge)))
.flat_map(|(node_id, intersection)| intersection.edges().map(move |edge| (node_id as NodeId, edge)))
}
/// Finds a specific edge from a source node to a target node.
pub fn find_edge(&self, from: NodeId, to: NodeId) -> Option<Edge> {
self.adjacency_list.get(from)?.edges().find(|edge| edge.target == to)
self.adjacency_list.get(from as usize)?.edges().find(|edge| edge.target == to)
}
/// Finds an edge originating from a given node that follows a specific direction.
pub fn find_edge_in_direction(&self, from: NodeId, direction: Direction) -> Option<Edge> {
self.adjacency_list.get(from)?.get(direction)
self.adjacency_list.get(from as usize)?.get(direction)
}
}

View File

@@ -2,7 +2,7 @@
use crate::constants::{MapTile, BOARD_CELL_SIZE};
use crate::error::ParseError;
use glam::IVec2;
use glam::I8Vec2;
/// Structured representation of parsed ASCII board layout with extracted special positions.
///
@@ -15,11 +15,11 @@ pub struct ParsedMap {
/// 2D array of tiles converted from ASCII characters
pub tiles: [[MapTile; BOARD_CELL_SIZE.y as usize]; BOARD_CELL_SIZE.x as usize],
/// Two positions marking the ghost house entrance (represented by '=' characters)
pub house_door: [Option<IVec2>; 2],
pub house_door: [Option<I8Vec2>; 2],
/// Two positions marking tunnel portals for wraparound teleportation ('T' characters)
pub tunnel_ends: [Option<IVec2>; 2],
pub tunnel_ends: [Option<I8Vec2>; 2],
/// Starting position for Pac-Man (marked by 'X' character in the layout)
pub pacman_start: Option<IVec2>,
pub pacman_start: Option<I8Vec2>,
}
/// Parser for converting raw board layouts into structured map data.
@@ -88,7 +88,7 @@ impl MapTileParser {
let mut tiles = [[MapTile::Empty; BOARD_CELL_SIZE.y as usize]; BOARD_CELL_SIZE.x as usize];
let mut house_door = [None; 2];
let mut tunnel_ends = [None; 2];
let mut pacman_start: Option<IVec2> = None;
let mut pacman_start: Option<I8Vec2> = None;
for (y, line) in raw_board.iter().enumerate().take(BOARD_CELL_SIZE.y as usize) {
for (x, character) in line.chars().enumerate().take(BOARD_CELL_SIZE.x as usize) {
@@ -98,16 +98,16 @@ impl MapTileParser {
match tile {
MapTile::Tunnel => {
if tunnel_ends[0].is_none() {
tunnel_ends[0] = Some(IVec2::new(x as i32, y as i32));
tunnel_ends[0] = Some(I8Vec2::new(x as i8, y as i8));
} else {
tunnel_ends[1] = Some(IVec2::new(x as i32, y as i32));
tunnel_ends[1] = Some(I8Vec2::new(x as i8, y as i8));
}
}
MapTile::Wall if character == '=' => {
if house_door[0].is_none() {
house_door[0] = Some(IVec2::new(x as i32, y as i32));
house_door[0] = Some(I8Vec2::new(x as i8, y as i8));
} else {
house_door[1] = Some(IVec2::new(x as i32, y as i32));
house_door[1] = Some(I8Vec2::new(x as i8, y as i8));
}
}
_ => {}
@@ -115,7 +115,7 @@ impl MapTileParser {
// Track Pac-Man's starting position
if character == 'X' {
pacman_start = Some(IVec2::new(x as i32, y as i32));
pacman_start = Some(I8Vec2::new(x as i8, y as i8));
}
tiles[x][y] = tile;

View File

@@ -1,44 +1,208 @@
//! Desktop platform implementation.
use std::borrow::Cow;
use std::time::Duration;
use crate::asset::Asset;
use crate::error::{AssetError, PlatformError};
use crate::platform::CommonPlatform;
use rand::rngs::ThreadRng;
use rust_embed::Embed;
use crate::error::PlatformError;
#[derive(Embed)]
#[folder = "assets/game/"]
struct EmbeddedAssets;
/// Desktop platform implementation.
pub struct Platform;
impl CommonPlatform for Platform {
fn sleep(&self, duration: Duration, focused: bool) {
if focused {
spin_sleep::sleep(duration);
} else {
std::thread::sleep(duration);
}
}
fn get_time(&self) -> f64 {
std::time::Instant::now().elapsed().as_secs_f64()
}
fn init_console(&self) -> Result<(), PlatformError> {
Ok(())
}
fn get_canvas_size(&self) -> Option<(u32, u32)> {
None // Desktop doesn't need this
}
fn get_asset_bytes(&self, asset: Asset) -> Result<Cow<'static, [u8]>, AssetError> {
match asset {
Asset::Wav1 => Ok(Cow::Borrowed(include_bytes!("../../assets/game/sound/waka/1.ogg"))),
Asset::Wav2 => Ok(Cow::Borrowed(include_bytes!("../../assets/game/sound/waka/2.ogg"))),
Asset::Wav3 => Ok(Cow::Borrowed(include_bytes!("../../assets/game/sound/waka/3.ogg"))),
Asset::Wav4 => Ok(Cow::Borrowed(include_bytes!("../../assets/game/sound/waka/4.ogg"))),
Asset::AtlasImage => Ok(Cow::Borrowed(include_bytes!("../../assets/game/atlas.png"))),
Asset::Font => Ok(Cow::Borrowed(include_bytes!("../../assets/game/TerminalVector.ttf"))),
}
pub fn sleep(duration: Duration, focused: bool) {
if focused {
spin_sleep::sleep(duration);
} else {
std::thread::sleep(duration);
}
}
pub fn init_console(force_console: bool) -> Result<(), PlatformError> {
use crate::formatter::CustomFormatter;
use tracing::Level;
use tracing_error::ErrorLayer;
use tracing_subscriber::{fmt, layer::SubscriberExt, util::SubscriberInitExt, Layer};
// Create a file layer
let log_file = std::fs::File::create("pacman.log")
.map_err(|e| PlatformError::ConsoleInit(format!("Failed to create log file: {}", e)))?;
let file_layer = fmt::layer()
.with_ansi(false)
.with_writer(log_file)
.event_format(CustomFormatter)
.with_filter(tracing_subscriber::filter::LevelFilter::from_level(Level::DEBUG))
.boxed();
#[cfg(windows)]
{
// If using windows subsystem, and force_console is true, allocate a new console window
if force_console && cfg!(not(use_console)) {
use crate::platform::tracing_buffer::{SwitchableMakeWriter, SwitchableWriter};
// Setup deferred tracing subscriber that will buffer logs until console is ready
let switchable_writer = SwitchableWriter::default();
let make_writer = SwitchableMakeWriter::new(switchable_writer.clone());
let console_layer = fmt::layer()
.with_ansi(true)
.with_writer(make_writer)
.event_format(CustomFormatter)
.with_filter(tracing_subscriber::filter::LevelFilter::from_level(Level::DEBUG))
.boxed();
tracing_subscriber::registry()
.with(console_layer)
.with(file_layer)
.with(ErrorLayer::default())
.init();
// Enable virtual terminal processing for ANSI colors
allocate_console()?;
enable_ansi_support()?;
switchable_writer
.switch_to_direct_mode()
.map_err(|e| PlatformError::ConsoleInit(format!("Failed to switch to direct mode: {}", e)))?;
} else {
// Set up tracing subscriber with ANSI colors enabled
let console_layer = fmt::layer()
.with_ansi(true)
.with_writer(std::io::stdout)
.event_format(CustomFormatter)
.with_filter(tracing_subscriber::filter::LevelFilter::from_level(Level::DEBUG))
.boxed();
tracing_subscriber::registry()
.with(console_layer)
.with(file_layer)
.with(ErrorLayer::default())
.init();
}
}
#[cfg(not(windows))]
{
// Set up tracing subscriber with ANSI colors enabled
let console_layer = fmt::layer()
.with_ansi(true)
.with_writer(std::io::stdout)
.event_format(CustomFormatter)
.with_filter(tracing_subscriber::filter::LevelFilter::from_level(Level::DEBUG))
.boxed();
tracing_subscriber::registry()
.with(console_layer)
.with(file_layer)
.with(ErrorLayer::default())
.init();
}
Ok(())
}
pub fn rng() -> ThreadRng {
rand::rng()
}
/// Enable ANSI escape sequence support in the Windows console
/// Windows-only
#[cfg(windows)]
fn enable_ansi_support() -> Result<(), PlatformError> {
use windows::Win32::System::Console::{
GetConsoleMode, GetStdHandle, SetConsoleMode, CONSOLE_MODE, ENABLE_VIRTUAL_TERMINAL_PROCESSING, STD_ERROR_HANDLE,
STD_OUTPUT_HANDLE,
};
// Enable ANSI processing for stdout
unsafe {
let stdout_handle = GetStdHandle(STD_OUTPUT_HANDLE)
.map_err(|e| PlatformError::ConsoleInit(format!("Failed to get stdout handle: {:?}", e)))?;
let mut console_mode = CONSOLE_MODE(0);
GetConsoleMode(stdout_handle, &mut console_mode)
.map_err(|e| PlatformError::ConsoleInit(format!("Failed to get console mode: {:?}", e)))?;
console_mode |= ENABLE_VIRTUAL_TERMINAL_PROCESSING;
SetConsoleMode(stdout_handle, console_mode)
.map_err(|e| PlatformError::ConsoleInit(format!("Failed to enable ANSI for stdout: {:?}", e)))?;
}
// Enable ANSI processing for stderr
unsafe {
let stderr_handle = GetStdHandle(STD_ERROR_HANDLE)
.map_err(|e| PlatformError::ConsoleInit(format!("Failed to get stderr handle: {:?}", e)))?;
let mut console_mode = CONSOLE_MODE(0);
GetConsoleMode(stderr_handle, &mut console_mode)
.map_err(|e| PlatformError::ConsoleInit(format!("Failed to get console mode: {:?}", e)))?;
console_mode |= ENABLE_VIRTUAL_TERMINAL_PROCESSING;
SetConsoleMode(stderr_handle, console_mode)
.map_err(|e| PlatformError::ConsoleInit(format!("Failed to enable ANSI for stderr: {:?}", e)))?;
}
Ok(())
}
/// Allocate a new console window for the process
/// Windows-only
#[cfg(windows)]
fn allocate_console() -> Result<(), PlatformError> {
use windows::{
core::PCSTR,
Win32::{
Foundation::{GENERIC_READ, GENERIC_WRITE},
Storage::FileSystem::{CreateFileA, FILE_FLAGS_AND_ATTRIBUTES, FILE_SHARE_READ, FILE_SHARE_WRITE, OPEN_EXISTING},
System::Console::{AllocConsole, SetStdHandle, STD_ERROR_HANDLE, STD_INPUT_HANDLE, STD_OUTPUT_HANDLE},
},
};
// Allocate a new console for this process
unsafe { AllocConsole() }.map_err(|e| PlatformError::ConsoleInit(format!("Failed to allocate console: {:?}", e)))?;
// Note: SetConsoleTitle is not available in the imported modules, skipping title setting
// Redirect stdout
let stdout_handle = unsafe {
let pcstr = PCSTR::from_raw(c"CONOUT$".as_ptr() as *const u8);
CreateFileA::<PCSTR>(
pcstr,
(GENERIC_READ | GENERIC_WRITE).0,
FILE_SHARE_READ | FILE_SHARE_WRITE,
None,
OPEN_EXISTING,
FILE_FLAGS_AND_ATTRIBUTES(0),
None,
)
}
.map_err(|e| PlatformError::ConsoleInit(format!("Failed to create stdout handle: {:?}", e)))?;
// Redirect stdin
let stdin_handle = unsafe {
let pcstr = PCSTR::from_raw(c"CONIN$".as_ptr() as *const u8);
CreateFileA::<PCSTR>(
pcstr,
(GENERIC_READ | GENERIC_WRITE).0,
FILE_SHARE_READ | FILE_SHARE_WRITE,
None,
OPEN_EXISTING,
FILE_FLAGS_AND_ATTRIBUTES(0),
None,
)
}
.map_err(|e| PlatformError::ConsoleInit(format!("Failed to create stdin handle: {:?}", e)))?;
// Set the standard handles
unsafe { SetStdHandle(STD_OUTPUT_HANDLE, stdout_handle) }
.map_err(|e| PlatformError::ConsoleInit(format!("Failed to set stdout handle: {:?}", e)))?;
unsafe { SetStdHandle(STD_ERROR_HANDLE, stdout_handle) }
.map_err(|e| PlatformError::ConsoleInit(format!("Failed to set stderr handle: {:?}", e)))?;
unsafe { SetStdHandle(STD_INPUT_HANDLE, stdin_handle) }
.map_err(|e| PlatformError::ConsoleInit(format!("Failed to set stdin handle: {:?}", e)))?;
Ok(())
}

View File

@@ -1,62 +1,64 @@
//! Emscripten platform implementation.
use std::borrow::Cow;
use crate::error::PlatformError;
use crate::formatter::CustomFormatter;
use rand::{rngs::SmallRng, SeedableRng};
use std::ffi::CString;
use std::io::{self, Write};
use std::time::Duration;
use crate::asset::Asset;
use crate::error::{AssetError, PlatformError};
use crate::platform::CommonPlatform;
/// Emscripten platform implementation.
pub struct Platform;
impl CommonPlatform for Platform {
fn sleep(&self, duration: Duration, _focused: bool) {
unsafe {
emscripten_sleep(duration.as_millis() as u32);
}
}
fn get_time(&self) -> f64 {
unsafe { emscripten_get_now() }
}
fn init_console(&self) -> Result<(), PlatformError> {
Ok(()) // No-op for Emscripten
}
fn get_canvas_size(&self) -> Option<(u32, u32)> {
Some(unsafe { get_canvas_size() })
}
fn get_asset_bytes(&self, asset: Asset) -> Result<Cow<'static, [u8]>, AssetError> {
use sdl2::rwops::RWops;
use std::io::Read;
let path = format!("assets/game/{}", asset.path());
let mut rwops = RWops::from_file(&path, "rb").map_err(|_| AssetError::NotFound(asset.path().to_string()))?;
let len = rwops.len().ok_or_else(|| AssetError::NotFound(asset.path().to_string()))?;
let mut buf = vec![0u8; len];
rwops
.read_exact(&mut buf)
.map_err(|e| AssetError::Io(std::io::Error::other(e)))?;
Ok(Cow::Owned(buf))
}
}
// Emscripten FFI functions
extern "C" {
fn emscripten_get_now() -> f64;
fn emscripten_sleep(ms: u32);
fn emscripten_get_element_css_size(target: *const u8, width: *mut f64, height: *mut f64) -> i32;
fn printf(format: *const u8, ...) -> i32;
}
unsafe fn get_canvas_size() -> (u32, u32) {
let mut width = 0.0;
let mut height = 0.0;
emscripten_get_element_css_size(c"canvas".as_ptr().cast(), &mut width, &mut height);
(width as u32, height as u32)
pub fn sleep(duration: Duration, _focused: bool) {
unsafe {
emscripten_sleep(duration.as_millis() as u32);
}
}
pub fn init_console(_force_console: bool) -> Result<(), PlatformError> {
use tracing_subscriber::{fmt, layer::SubscriberExt, EnvFilter};
// Set up a custom tracing subscriber that writes directly to emscripten console
let subscriber = tracing_subscriber::registry()
.with(
fmt::layer()
.with_writer(|| EmscriptenConsoleWriter)
.with_ansi(false)
.event_format(CustomFormatter),
)
.with(EnvFilter::try_from_default_env().unwrap_or_else(|_| EnvFilter::new("debug")));
tracing::subscriber::set_global_default(subscriber)
.map_err(|e| PlatformError::ConsoleInit(format!("Failed to set tracing subscriber: {}", e)))?;
Ok(())
}
/// A writer that outputs to the browser console via printf (redirected by emscripten)
struct EmscriptenConsoleWriter;
impl Write for EmscriptenConsoleWriter {
fn write(&mut self, buf: &[u8]) -> io::Result<usize> {
if let Ok(s) = std::str::from_utf8(buf) {
if let Ok(cstr) = CString::new(s.trim_end_matches('\n')) {
let format_str = CString::new("%s\n").unwrap();
unsafe {
printf(format_str.as_ptr().cast(), cstr.as_ptr());
}
}
}
Ok(buf.len())
}
fn flush(&mut self) -> io::Result<()> {
Ok(())
}
}
pub fn rng() -> SmallRng {
SmallRng::from_os_rng()
}

View File

@@ -1,46 +1,15 @@
//! Platform abstraction layer for cross-platform functionality.
use crate::asset::Asset;
use crate::error::{AssetError, PlatformError};
use std::borrow::Cow;
use std::time::Duration;
#[cfg(not(target_os = "emscripten"))]
mod desktop;
#[cfg(not(target_os = "emscripten"))]
pub use desktop::*;
/// Tracing buffer is only used on Windows.
#[cfg(windows)]
pub mod tracing_buffer;
#[cfg(target_os = "emscripten")]
pub use emscripten::*;
#[cfg(target_os = "emscripten")]
mod emscripten;
/// Cross-platform abstraction layer providing unified APIs for platform-specific operations.
pub trait CommonPlatform {
/// Platform-specific sleep function (required due to Emscripten's non-standard sleep requirements).
///
/// Provides access to current window focus state, useful for changing sleep algorithm conditionally.
fn sleep(&self, duration: Duration, focused: bool);
#[allow(dead_code)]
fn get_time(&self) -> f64;
/// Configures platform-specific console and debugging output capabilities.
fn init_console(&self) -> Result<(), PlatformError>;
/// Retrieves the actual display canvas dimensions.
#[allow(dead_code)]
fn get_canvas_size(&self) -> Option<(u32, u32)>;
/// Loads raw asset data using the appropriate platform-specific method.
fn get_asset_bytes(&self, asset: Asset) -> Result<Cow<'static, [u8]>, AssetError>;
}
/// Returns the appropriate platform implementation based on compile-time target.
#[allow(dead_code)]
pub fn get_platform() -> &'static dyn CommonPlatform {
#[cfg(not(target_os = "emscripten"))]
{
&desktop::Platform
}
#[cfg(target_os = "emscripten")]
{
&emscripten::Platform
}
}

View File

@@ -0,0 +1,129 @@
//! Buffered tracing setup for handling logs before console attachment.
use parking_lot::Mutex;
use std::io;
use std::io::Write;
use std::sync::Arc;
use tracing::debug;
use tracing_subscriber::fmt::MakeWriter;
/// A thread-safe buffered writer that stores logs in memory until flushed.
#[derive(Clone)]
pub struct BufferedWriter {
buffer: Arc<Mutex<Vec<u8>>>,
}
impl BufferedWriter {
/// Creates a new buffered writer.
pub fn new() -> Self {
Self {
buffer: Arc::new(Mutex::new(Vec::new())),
}
}
/// Flushes all buffered content to the provided writer and clears the buffer.
pub fn flush_to<W: Write>(&self, mut writer: W) -> io::Result<()> {
let mut buffer = self.buffer.lock();
if !buffer.is_empty() {
writer.write_all(&buffer)?;
writer.flush()?;
buffer.clear();
}
Ok(())
}
/// Returns the current buffer size in bytes.
pub fn buffer_size(&self) -> usize {
self.buffer.lock().len()
}
}
impl Write for BufferedWriter {
fn write(&mut self, buf: &[u8]) -> io::Result<usize> {
let mut buffer = self.buffer.lock();
buffer.extend_from_slice(buf);
Ok(buf.len())
}
fn flush(&mut self) -> io::Result<()> {
// For buffered writer, flush is a no-op since we're storing in memory
Ok(())
}
}
impl Default for BufferedWriter {
fn default() -> Self {
Self::new()
}
}
/// A writer that can switch between buffering and direct output.
#[derive(Clone, Default)]
pub struct SwitchableWriter {
buffered_writer: BufferedWriter,
direct_mode: std::sync::Arc<parking_lot::Mutex<bool>>,
}
impl SwitchableWriter {
pub fn switch_to_direct_mode(&self) -> io::Result<()> {
let buffer_size = {
// Acquire the lock
let mut mode = self.direct_mode.lock();
// Get buffer size before flushing for debug logging
let buffer_size = self.buffered_writer.buffer_size();
// Flush any buffered content to stdout only
self.buffered_writer.flush_to(io::stdout())?;
// Switch to direct mode (and drop the lock)
*mode = true;
buffer_size
};
// Log how much was buffered (this will now go directly to stdout)
debug!("Flushed {buffer_size:?} bytes of buffered logs to console");
Ok(())
}
}
impl io::Write for SwitchableWriter {
fn write(&mut self, buf: &[u8]) -> io::Result<usize> {
if *self.direct_mode.lock() {
io::stdout().write(buf)
} else {
self.buffered_writer.clone().write(buf)
}
}
fn flush(&mut self) -> io::Result<()> {
if *self.direct_mode.lock() {
io::stdout().flush()
} else {
// For buffered mode, flush is a no-op
Ok(())
}
}
}
/// A make writer that uses the switchable writer.
#[derive(Clone)]
pub struct SwitchableMakeWriter {
writer: SwitchableWriter,
}
impl SwitchableMakeWriter {
pub fn new(writer: SwitchableWriter) -> Self {
Self { writer }
}
}
impl<'a> MakeWriter<'a> for SwitchableMakeWriter {
type Writer = SwitchableWriter;
fn make_writer(&'a self) -> Self::Writer {
self.writer.clone()
}
}

View File

@@ -0,0 +1,66 @@
use bevy_ecs::{
component::Component,
query::{Has, With},
system::{Query, Res},
};
use crate::systems::{DeltaTime, Frozen, Renderable, Visibility};
#[derive(Component, Debug)]
pub struct Blinking {
pub tick_timer: u32,
pub interval_ticks: u32,
}
impl Blinking {
pub fn new(interval_ticks: u32) -> Self {
Self {
tick_timer: 0,
interval_ticks,
}
}
}
/// Updates blinking entities by toggling their visibility at regular intervals.
///
/// This system manages entities that have both `Blinking` and `Renderable` components,
/// accumulating ticks and toggling visibility when the specified interval is reached.
/// Uses integer arithmetic for deterministic behavior.
#[allow(clippy::type_complexity)]
pub fn blinking_system(time: Res<DeltaTime>, mut query: Query<(&mut Blinking, &mut Visibility, Has<Frozen>), With<Renderable>>) {
for (mut blinking, mut visibility, frozen) in query.iter_mut() {
// If the entity is frozen, blinking is disabled and the entity is made visible
if frozen {
visibility.show();
continue;
}
// Increase the timer by the delta ticks
blinking.tick_timer += time.ticks;
// Handle zero interval case (immediate toggling)
if blinking.interval_ticks == 0 {
if time.ticks > 0 {
visibility.toggle();
}
continue;
}
// Calculate how many complete intervals have passed
let complete_intervals = blinking.tick_timer / blinking.interval_ticks;
// If no complete intervals have passed, there's nothing to do yet
if complete_intervals == 0 {
continue;
}
// Update the timer to the remainder after complete intervals
blinking.tick_timer %= blinking.interval_ticks;
// Toggle the visibility for each complete interval
// Since toggling twice is a no-op, we only need to toggle if the count is odd
if complete_intervals % 2 == 1 {
visibility.toggle();
}
}
}

View File

@@ -0,0 +1,104 @@
use bevy_ecs::{
component::Component,
query::{Has, Or, With, Without},
system::{Query, Res},
};
use crate::{
systems::{DeltaTime, Dying, Frozen, LinearAnimation, Looping, Position, Renderable, Velocity},
texture::animated::DirectionalTiles,
};
/// Directional animation component with shared timing across all directions
#[derive(Component, Clone)]
pub struct DirectionalAnimation {
pub moving_tiles: DirectionalTiles,
pub stopped_tiles: DirectionalTiles,
pub current_frame: usize,
pub time_bank: u16,
pub frame_duration: u16,
}
impl DirectionalAnimation {
/// Creates a new directional animation with the given tiles and frame duration
pub fn new(moving_tiles: DirectionalTiles, stopped_tiles: DirectionalTiles, frame_duration: u16) -> Self {
Self {
moving_tiles,
stopped_tiles,
current_frame: 0,
time_bank: 0,
frame_duration,
}
}
}
/// Updates directional animated entities with synchronized timing across directions.
///
/// This runs before the render system to update sprites based on current direction and movement state.
/// All directions share the same frame timing to ensure perfect synchronization.
pub fn directional_render_system(
dt: Res<DeltaTime>,
mut query: Query<(&Position, &Velocity, &mut DirectionalAnimation, &mut Renderable, Has<Frozen>)>,
) {
let ticks = (dt.seconds * 60.0).round() as u16; // Convert from seconds to ticks at 60 ticks/sec
for (position, velocity, mut anim, mut renderable, frozen) in query.iter_mut() {
let stopped = matches!(position, Position::Stopped { .. });
// Only tick animation when moving to preserve stopped frame
if !stopped && !frozen {
// Tick shared animation state
anim.time_bank += ticks;
while anim.time_bank >= anim.frame_duration {
anim.time_bank -= anim.frame_duration;
anim.current_frame += 1;
}
}
// Get tiles for current direction and movement state
let tiles = if stopped {
anim.stopped_tiles.get(velocity.direction)
} else {
anim.moving_tiles.get(velocity.direction)
};
if !tiles.is_empty() {
let new_tile = tiles.get_tile(anim.current_frame);
if renderable.sprite != new_tile {
renderable.sprite = new_tile;
}
}
}
}
/// System that updates `Renderable` sprites for entities with `LinearAnimation`.
#[allow(clippy::type_complexity)]
pub fn linear_render_system(
dt: Res<DeltaTime>,
mut query: Query<(&mut LinearAnimation, &mut Renderable, Has<Looping>), Or<(Without<Frozen>, With<Dying>)>>,
) {
for (mut anim, mut renderable, looping) in query.iter_mut() {
if anim.finished {
continue;
}
anim.time_bank += dt.ticks as u16;
let frames_to_advance = (anim.time_bank / anim.frame_duration) as usize;
if frames_to_advance == 0 {
continue;
}
let total_frames = anim.tiles.len();
if !looping && anim.current_frame + frames_to_advance >= total_frames {
anim.finished = true;
anim.current_frame = total_frames - 1;
} else {
anim.current_frame += frames_to_advance;
}
anim.time_bank %= anim.frame_duration;
renderable.sprite = anim.tiles.get_tile(anim.current_frame);
}
}

View File

@@ -0,0 +1,30 @@
use crate::texture::animated::TileSequence;
use bevy_ecs::component::Component;
use bevy_ecs::resource::Resource;
/// Tag component to mark animations that should loop when they reach the end
#[derive(Component, Clone, Copy, Debug, PartialEq, Eq)]
pub struct Looping;
/// Linear animation component for non-directional animations (frightened ghosts)
#[derive(Component, Resource, Clone)]
pub struct LinearAnimation {
pub tiles: TileSequence,
pub current_frame: usize,
pub time_bank: u16,
pub frame_duration: u16,
pub finished: bool,
}
impl LinearAnimation {
/// Creates a new linear animation with the given tiles and frame duration
pub fn new(tiles: TileSequence, frame_duration: u16) -> Self {
Self {
tiles,
current_frame: 0,
time_bank: 0,
frame_duration,
finished: false,
}
}
}

View File

@@ -0,0 +1,7 @@
mod blinking;
mod directional;
mod linear;
pub use self::blinking::*;
pub use self::directional::*;
pub use self::linear::*;

View File

@@ -9,8 +9,9 @@ use bevy_ecs::{
resource::Resource,
system::{NonSendMut, ResMut},
};
use tracing::{debug, trace};
use crate::{audio::Audio, error::GameError};
use crate::{audio::Audio, audio::Sound, error::GameError};
/// Resource for tracking audio state
#[derive(Resource, Debug, Clone, Default)]
@@ -24,8 +25,16 @@ pub struct AudioState {
/// Events for triggering audio playback
#[derive(Event, Debug, Clone, Copy, PartialEq, Eq)]
pub enum AudioEvent {
/// Play the "eat" sound when Pac-Man consumes a pellet
PlayEat,
/// Play a specific sound effect
PlaySound(Sound),
/// Play the cycling waka sound variant
Waka,
/// Stop all currently playing sounds
StopAll,
/// Pause all sounds
Pause,
/// Resume all sounds
Resume,
}
/// Non-send resource wrapper for SDL2 audio system
@@ -45,18 +54,62 @@ pub fn audio_system(
) {
// Set mute state if it has changed
if audio.0.is_muted() != audio_state.muted {
debug!(muted = audio_state.muted, "Audio mute state changed");
audio.0.set_mute(audio_state.muted);
}
// Process audio events
for event in audio_events.read() {
match event {
AudioEvent::PlayEat => {
AudioEvent::Waka => {
if !audio.0.is_disabled() && !audio_state.muted {
audio.0.eat();
trace!(sound_index = audio_state.sound_index, "Playing eat sound");
audio.0.waka();
// Update the sound index for cycling through sounds
audio_state.sound_index = (audio_state.sound_index + 1) % 4;
// 4 eat sounds available
} else {
debug!(
disabled = audio.0.is_disabled(),
muted = audio_state.muted,
"Skipping eat sound due to audio state"
);
}
}
AudioEvent::PlaySound(sound) => {
if !audio.0.is_disabled() && !audio_state.muted {
trace!(?sound, "Playing sound");
audio.0.play(*sound);
} else {
debug!(
disabled = audio.0.is_disabled(),
muted = audio_state.muted,
"Skipping sound due to audio state"
);
}
}
AudioEvent::StopAll => {
if !audio.0.is_disabled() {
debug!("Stopping all audio");
audio.0.stop_all();
} else {
debug!("Audio disabled, ignoring stop all request");
}
}
AudioEvent::Pause => {
if !audio.0.is_disabled() {
debug!("Pausing all audio");
audio.0.pause_all();
} else {
debug!("Audio disabled, ignoring pause all request");
}
}
AudioEvent::Resume => {
if !audio.0.is_disabled() {
debug!("Resuming all audio");
audio.0.resume_all();
} else {
debug!("Audio disabled, ignoring resume all request");
}
}
}

View File

@@ -1,63 +0,0 @@
use bevy_ecs::{
component::Component,
entity::Entity,
query::{Has, With},
system::{Commands, Query, Res},
};
use crate::systems::{
components::{DeltaTime, Renderable},
Frozen, Hidden,
};
#[derive(Component, Debug)]
pub struct Blinking {
pub timer: f32,
pub interval: f32,
}
impl Blinking {
pub fn new(interval: f32) -> Self {
Self { timer: 0.0, interval }
}
}
/// Updates blinking entities by toggling their visibility at regular intervals.
///
/// This system manages entities that have both `Blinking` and `Renderable` components,
/// accumulating time and toggling visibility when the specified interval is reached.
#[allow(clippy::type_complexity)]
pub fn blinking_system(
mut commands: Commands,
time: Res<DeltaTime>,
mut query: Query<(Entity, &mut Blinking, Has<Hidden>, Has<Frozen>), With<Renderable>>,
) {
for (entity, mut blinking, hidden, frozen) in query.iter_mut() {
// If the entity is frozen, blinking is disabled and the entity is unhidden (if it was hidden)
if frozen {
if hidden {
commands.entity(entity).remove::<Hidden>();
}
continue;
}
// Increase the timer by the delta time
blinking.timer += time.0;
// If the timer is less than the interval, there's nothing to do yet
if blinking.timer < blinking.interval {
continue;
}
// Subtract the interval (allows for the timer to retain partial interval progress)
blinking.timer -= blinking.interval;
// Toggle the Hidden component
if hidden {
commands.entity(entity).remove::<Hidden>();
} else {
commands.entity(entity).insert(Hidden);
}
}
}

View File

@@ -1,15 +1,26 @@
use bevy_ecs::component::Component;
use bevy_ecs::entity::Entity;
use bevy_ecs::event::{EventReader, EventWriter};
use bevy_ecs::query::With;
use bevy_ecs::system::{Commands, Query, Res, ResMut};
use bevy_ecs::{
component::Component,
entity::Entity,
event::EventWriter,
observer::Trigger,
query::With,
system::{Commands, Query, Res, ResMut},
};
use tracing::{debug, trace, warn};
use crate::error::GameError;
use crate::events::GameEvent;
use crate::map::builder::Map;
use crate::systems::movement::Position;
use crate::systems::{AudioEvent, Ghost, PlayerControlled, ScoreResource, Vulnerable};
use crate::audio::Sound;
use crate::{
constants,
systems::{movement::Position, AudioEvent, DyingSequence, FruitSprites, GameStage, Ghost, ScoreResource, SpawnTrigger},
};
use crate::{error::GameError, systems::GhostState};
use crate::{
events::{CollisionTrigger, StageTransition},
systems::PelletCount,
};
use crate::{map::builder::Map, systems::EntityType};
/// A component for defining the collision area of an entity.
#[derive(Component)]
pub struct Collider {
pub size: f32,
@@ -52,22 +63,23 @@ pub fn check_collision(
Ok(collider1.collides_with(collider2.size, distance))
}
/// Detects overlapping entities and generates collision events for gameplay systems.
/// Detects overlapping entities and triggers collision observers immediately.
///
/// Performs distance-based collision detection between Pac-Man and collectible items
/// using each entity's position and collision radius. When entities overlap, emits
/// a `GameEvent::Collision` for the item system to handle scoring and removal.
/// using each entity's position and collision radius. When entities overlap, triggers
/// collision observers for immediate handling without race conditions.
/// Collision detection accounts for both entities being in motion and supports
/// circular collision boundaries for accurate gameplay feel.
///
/// Also detects collisions between Pac-Man and ghosts for gameplay mechanics like
/// power pellet effects, ghost eating, and player death.
#[allow(clippy::too_many_arguments)]
pub fn collision_system(
map: Res<Map>,
pacman_query: Query<(Entity, &Position, &Collider), With<PacmanCollider>>,
item_query: Query<(Entity, &Position, &Collider), With<ItemCollider>>,
ghost_query: Query<(Entity, &Position, &Collider), With<GhostCollider>>,
mut events: EventWriter<GameEvent>,
ghost_query: Query<(Entity, &Position, &Collider, &Ghost, &GhostState), With<GhostCollider>>,
mut commands: Commands,
mut errors: EventWriter<GameError>,
) {
// Check PACMAN × ITEM collisions
@@ -76,7 +88,8 @@ pub fn collision_system(
match check_collision(pacman_pos, pacman_collider, item_pos, item_collider, &map) {
Ok(colliding) => {
if colliding {
events.write(GameEvent::Collision(pacman_entity, item_entity));
trace!("Item collision detected");
commands.trigger(CollisionTrigger::ItemCollision { item: item_entity });
}
}
Err(e) => {
@@ -89,12 +102,19 @@ pub fn collision_system(
}
// Check PACMAN × GHOST collisions
for (ghost_entity, ghost_pos, ghost_collider) in ghost_query.iter() {
for (ghost_entity, ghost_pos, ghost_collider, ghost, ghost_state) in ghost_query.iter() {
match check_collision(pacman_pos, pacman_collider, ghost_pos, ghost_collider, &map) {
Ok(colliding) => {
if colliding {
events.write(GameEvent::Collision(pacman_entity, ghost_entity));
if !colliding || matches!(*ghost_state, GhostState::Eyes) {
continue;
}
trace!(ghost = ?ghost, "Ghost collision detected");
commands.trigger(CollisionTrigger::GhostCollision {
pacman: pacman_entity,
ghost: ghost_entity,
ghost_type: *ghost,
});
}
Err(e) => {
errors.write(GameError::InvalidState(format!(
@@ -107,43 +127,135 @@ pub fn collision_system(
}
}
pub fn ghost_collision_system(
mut commands: Commands,
mut collision_events: EventReader<GameEvent>,
/// Observer for handling ghost collisions immediately when they occur
#[allow(clippy::too_many_arguments)]
pub fn ghost_collision_observer(
trigger: Trigger<CollisionTrigger>,
mut stage_events: EventWriter<StageTransition>,
mut score: ResMut<ScoreResource>,
pacman_query: Query<(), With<PlayerControlled>>,
ghost_query: Query<(Entity, &Ghost), With<GhostCollider>>,
vulnerable_query: Query<Entity, With<Vulnerable>>,
mut game_state: ResMut<GameStage>,
mut ghost_state_query: Query<&mut GhostState>,
mut events: EventWriter<AudioEvent>,
) {
for event in collision_events.read() {
if let GameEvent::Collision(entity1, entity2) = event {
// Check if one is Pacman and the other is a ghost
let (_pacman_entity, ghost_entity) = if pacman_query.get(*entity1).is_ok() && ghost_query.get(*entity2).is_ok() {
(*entity1, *entity2)
} else if pacman_query.get(*entity2).is_ok() && ghost_query.get(*entity1).is_ok() {
(*entity2, *entity1)
if let CollisionTrigger::GhostCollision {
pacman: _pacman,
ghost,
ghost_type,
} = *trigger
{
// Check if Pac-Man is already dying
if matches!(*game_state, GameStage::PlayerDying(_)) {
return;
}
// Check if the ghost is frightened
if let Ok(mut ghost_state) = ghost_state_query.get_mut(ghost) {
// Check if ghost is in frightened state
if matches!(*ghost_state, GhostState::Frightened { .. }) {
// Pac-Man eats the ghost
// Add score (200 points per ghost eaten)
debug!(ghost = ?ghost_type, score_added = 200, new_score = score.0 + 200, "Pacman ate frightened ghost");
score.0 += 200;
*ghost_state = GhostState::Eyes;
// Enter short pause to show bonus points, hide ghost, then set Eyes after pause
// Request transition via event so stage_system can process it
stage_events.write(StageTransition::GhostEatenPause {
ghost_entity: ghost,
ghost_type,
});
// Play ghost eaten sound
events.write(AudioEvent::PlaySound(Sound::Ghost));
} else if matches!(*ghost_state, GhostState::Normal) {
// Pac-Man dies
warn!(ghost = ?ghost_type, "Pacman hit by normal ghost, player dies");
*game_state = GameStage::PlayerDying(DyingSequence::Frozen { remaining_ticks: 60 });
events.write(AudioEvent::StopAll);
} else {
continue;
};
trace!(ghost_state = ?*ghost_state, "Ghost collision ignored due to state");
}
}
}
}
// Check if the ghost is vulnerable
if let Ok((ghost_ent, _ghost_type)) = ghost_query.get(ghost_entity) {
// Check if ghost has Vulnerable component
if vulnerable_query.get(ghost_ent).is_ok() {
// Pac-Man eats the ghost
// Add score (200 points per ghost eaten)
score.0 += 200;
/// Observer for handling item collisions immediately when they occur
#[allow(clippy::too_many_arguments)]
pub fn item_collision_observer(
trigger: Trigger<CollisionTrigger>,
mut commands: Commands,
mut score: ResMut<ScoreResource>,
mut pellet_count: ResMut<PelletCount>,
item_query: Query<(Entity, &EntityType, &Position), With<ItemCollider>>,
mut ghost_query: Query<&mut GhostState, With<GhostCollider>>,
mut fruit_sprites: ResMut<FruitSprites>,
mut events: EventWriter<AudioEvent>,
) {
if let CollisionTrigger::ItemCollision { item } = *trigger {
// Get the item type and update score
if let Ok((item_ent, entity_type, position)) = item_query.get(item) {
if let Some(score_value) = entity_type.score_value() {
trace!(item_entity = ?item_ent, item_type = ?entity_type, score_value, new_score = score.0 + score_value, "Item collected by player");
score.0 += score_value;
// Remove the ghost
commands.entity(ghost_ent).despawn();
// Remove the collected item
commands.entity(item_ent).despawn();
// Play eat sound
events.write(AudioEvent::PlayEat);
} else {
// Pac-Man dies (this would need a death system)
// For now, just log it
tracing::warn!("Pac-Man collided with ghost while not vulnerable!");
// Track pellet consumption for fruit spawning
if *entity_type == EntityType::Pellet {
pellet_count.0 += 1;
trace!(pellet_count = pellet_count.0, "Pellet consumed");
// Check if we should spawn a fruit
if pellet_count.0 == 5 || pellet_count.0 == 170 {
debug!(pellet_count = pellet_count.0, "Fruit spawn milestone reached");
commands.trigger(SpawnTrigger::Fruit);
}
}
// Trigger bonus points effect if a fruit is collected
if let EntityType::Fruit(fruit) = *entity_type {
fruit_sprites.0.push(fruit);
commands.trigger(SpawnTrigger::Bonus {
position: *position,
value: entity_type.score_value().unwrap(),
ttl: 60 * 2,
});
}
// Trigger audio if appropriate
if entity_type.is_collectible() {
match *entity_type {
EntityType::Fruit(_) => {
events.write(AudioEvent::PlaySound(Sound::Fruit));
}
EntityType::Pellet | EntityType::PowerPellet => {
events.write(AudioEvent::Waka);
}
_ => {}
}
}
// Make non-eaten ghosts frightened when power pellet is collected
if matches!(*entity_type, EntityType::PowerPellet) {
debug!(
duration_ticks = constants::animation::GHOST_FRIGHTENED_TICKS,
"Power pellet collected, frightening ghosts"
);
for mut ghost_state in ghost_query.iter_mut() {
if matches!(*ghost_state, GhostState::Normal) {
*ghost_state = GhostState::new_frightened(
constants::animation::GHOST_FRIGHTENED_TICKS,
constants::animation::GHOST_FRIGHTENED_FLASH_START_TICKS,
);
}
}
debug!(
frightened_count = ghost_query.iter().count(),
"Ghosts set to frightened state"
);
}
}
}

View File

@@ -0,0 +1,43 @@
use bevy_ecs::bundle::Bundle;
use crate::systems::{
BufferedDirection, Collider, DirectionalAnimation, EntityType, Ghost, GhostCollider, GhostState, ItemCollider,
LastAnimationState, MovementModifiers, PacmanCollider, PlayerControlled, Position, Renderable, Velocity,
};
#[derive(Bundle)]
pub struct PlayerBundle {
pub player: PlayerControlled,
pub position: Position,
pub velocity: Velocity,
pub buffered_direction: BufferedDirection,
pub sprite: Renderable,
pub directional_animation: DirectionalAnimation,
pub entity_type: EntityType,
pub collider: Collider,
pub movement_modifiers: MovementModifiers,
pub pacman_collider: PacmanCollider,
}
#[derive(Bundle)]
pub struct ItemBundle {
pub position: Position,
pub sprite: Renderable,
pub entity_type: EntityType,
pub collider: Collider,
pub item_collider: ItemCollider,
}
#[derive(Bundle)]
pub struct GhostBundle {
pub ghost: Ghost,
pub position: Position,
pub velocity: Velocity,
pub sprite: Renderable,
pub directional_animation: DirectionalAnimation,
pub entity_type: EntityType,
pub collider: Collider,
pub ghost_collider: GhostCollider,
pub ghost_state: GhostState,
pub last_animation_state: LastAnimationState,
}

View File

@@ -0,0 +1,106 @@
use bevy_ecs::{component::Component, resource::Resource};
use crate::{map::graph::TraversalFlags, systems::FruitType};
/// A tag component denoting the type of entity.
#[derive(Component, Debug, Clone, Copy, PartialEq, Eq, Hash)]
pub enum EntityType {
Player,
Ghost,
Pellet,
PowerPellet,
Fruit(FruitType),
Effect,
}
impl EntityType {
/// Returns the traversal flags for this entity type.
pub fn traversal_flags(&self) -> TraversalFlags {
match self {
EntityType::Player => TraversalFlags::PACMAN,
EntityType::Ghost => TraversalFlags::GHOST,
_ => TraversalFlags::empty(), // Static entities don't traverse
}
}
pub fn score_value(&self) -> Option<u32> {
match self {
EntityType::Pellet => Some(10),
EntityType::PowerPellet => Some(50),
EntityType::Fruit(fruit_type) => Some(fruit_type.score_value()),
_ => None,
}
}
pub fn is_collectible(&self) -> bool {
matches!(self, EntityType::Pellet | EntityType::PowerPellet | EntityType::Fruit(_))
}
}
#[derive(Resource)]
pub struct GlobalState {
pub exit: bool,
}
#[derive(Resource)]
pub struct ScoreResource(pub u32);
#[derive(Resource)]
pub struct DeltaTime {
/// Floating-point delta time in seconds
pub seconds: f32,
/// Integer tick delta (usually 1, but can be different for testing)
pub ticks: u32,
}
#[allow(dead_code)]
impl DeltaTime {
/// Creates a new DeltaTime from a floating-point delta time in seconds
///
/// While this method exists as a helper, it does not mean that seconds and ticks are interchangeable.
pub fn from_seconds(seconds: f32) -> Self {
Self {
seconds,
ticks: (seconds * 60.0).round() as u32,
}
}
/// Creates a new DeltaTime from an integer tick delta
///
/// While this method exists as a helper, it does not mean that seconds and ticks are interchangeable.
pub fn from_ticks(ticks: u32) -> Self {
Self {
seconds: ticks as f32 / 60.0,
ticks,
}
}
}
/// Movement modifiers that can affect Pac-Man's speed or handling.
#[derive(Component, Debug, Clone, Copy)]
pub struct MovementModifiers {
/// Multiplier applied to base speed (e.g., tunnels)
pub speed_multiplier: f32,
/// True when currently in a tunnel slowdown region
pub tunnel_slowdown_active: bool,
}
impl Default for MovementModifiers {
fn default() -> Self {
Self {
speed_multiplier: 1.0,
tunnel_slowdown_active: false,
}
}
}
/// Tag component for entities that should be frozen during startup
#[derive(Component, Debug, Clone, Copy, PartialEq, Eq)]
pub struct Frozen;
/// Component for HUD life sprite entities.
/// Each life sprite entity has an index indicating its position from left to right (0, 1, 2, etc.).
/// This mostly functions as a tag component for sprites.
#[derive(Component, Debug, Clone, Copy)]
pub struct PlayerLife {
pub index: u32,
}

View File

@@ -0,0 +1,5 @@
pub mod bundles;
pub mod components;
pub use self::bundles::*;
pub use self::components::*;

View File

@@ -1,186 +0,0 @@
use bevy_ecs::{bundle::Bundle, component::Component, resource::Resource};
use bitflags::bitflags;
use crate::{
map::graph::TraversalFlags,
systems::{
movement::{BufferedDirection, Position, Velocity},
Collider, GhostCollider, ItemCollider, PacmanCollider,
},
texture::{animated::AnimatedTexture, sprite::AtlasTile},
};
/// A tag component for entities that are controlled by the player.
#[derive(Default, Component)]
pub struct PlayerControlled;
#[derive(Component, Debug, Clone, Copy, PartialEq, Eq)]
pub enum Ghost {
Blinky,
Pinky,
Inky,
Clyde,
}
impl Ghost {
/// Returns the ghost type name for atlas lookups.
pub fn as_str(self) -> &'static str {
match self {
Ghost::Blinky => "blinky",
Ghost::Pinky => "pinky",
Ghost::Inky => "inky",
Ghost::Clyde => "clyde",
}
}
/// Returns the base movement speed for this ghost type.
pub fn base_speed(self) -> f32 {
match self {
Ghost::Blinky => 1.0,
Ghost::Pinky => 0.95,
Ghost::Inky => 0.9,
Ghost::Clyde => 0.85,
}
}
/// Returns the ghost's color for debug rendering.
#[allow(dead_code)]
pub fn debug_color(&self) -> sdl2::pixels::Color {
match self {
Ghost::Blinky => sdl2::pixels::Color::RGB(255, 0, 0), // Red
Ghost::Pinky => sdl2::pixels::Color::RGB(255, 182, 255), // Pink
Ghost::Inky => sdl2::pixels::Color::RGB(0, 255, 255), // Cyan
Ghost::Clyde => sdl2::pixels::Color::RGB(255, 182, 85), // Orange
}
}
}
/// A tag component denoting the type of entity.
#[derive(Component, Debug, Clone, Copy, PartialEq, Eq, Hash)]
pub enum EntityType {
Player,
Ghost,
Pellet,
PowerPellet,
}
impl EntityType {
/// Returns the traversal flags for this entity type.
pub fn traversal_flags(&self) -> TraversalFlags {
match self {
EntityType::Player => TraversalFlags::PACMAN,
EntityType::Ghost => TraversalFlags::GHOST,
_ => TraversalFlags::empty(), // Static entities don't traverse
}
}
pub fn score_value(&self) -> Option<u32> {
match self {
EntityType::Pellet => Some(10),
EntityType::PowerPellet => Some(50),
_ => None,
}
}
pub fn is_collectible(&self) -> bool {
matches!(self, EntityType::Pellet | EntityType::PowerPellet)
}
}
/// A component for entities that have a sprite, with a layer for ordering.
///
/// This is intended to be modified by other entities allowing animation.
#[derive(Component)]
pub struct Renderable {
pub sprite: AtlasTile,
pub layer: u8,
}
/// A component for entities that have a directional animated texture.
#[derive(Component)]
pub struct DirectionalAnimated {
pub textures: [Option<AnimatedTexture>; 4],
pub stopped_textures: [Option<AnimatedTexture>; 4],
}
bitflags! {
#[derive(Component, Default, Clone, Copy, Debug, PartialEq, Eq, PartialOrd, Ord, Hash)]
pub struct CollisionLayer: u8 {
const PACMAN = 1 << 0;
const GHOST = 1 << 1;
const ITEM = 1 << 2;
}
}
#[derive(Resource)]
pub struct GlobalState {
pub exit: bool,
}
#[derive(Resource)]
pub struct ScoreResource(pub u32);
#[derive(Resource)]
pub struct DeltaTime(pub f32);
/// Movement modifiers that can affect Pac-Man's speed or handling.
#[derive(Component, Debug, Clone, Copy)]
pub struct MovementModifiers {
/// Multiplier applied to base speed (e.g., tunnels)
pub speed_multiplier: f32,
/// True when currently in a tunnel slowdown region
pub tunnel_slowdown_active: bool,
}
impl Default for MovementModifiers {
fn default() -> Self {
Self {
speed_multiplier: 1.0,
tunnel_slowdown_active: false,
}
}
}
/// Tag component for entities that should be frozen during startup
#[derive(Component, Debug, Clone, Copy)]
pub struct Frozen;
/// Component for ghosts that are vulnerable to Pac-Man
#[derive(Component, Debug, Clone, Copy)]
pub struct Vulnerable {
pub remaining_ticks: u32,
}
#[derive(Bundle)]
pub struct PlayerBundle {
pub player: PlayerControlled,
pub position: Position,
pub velocity: Velocity,
pub buffered_direction: BufferedDirection,
pub sprite: Renderable,
pub directional_animated: DirectionalAnimated,
pub entity_type: EntityType,
pub collider: Collider,
pub movement_modifiers: MovementModifiers,
pub pacman_collider: PacmanCollider,
}
#[derive(Bundle)]
pub struct ItemBundle {
pub position: Position,
pub sprite: Renderable,
pub entity_type: EntityType,
pub collider: Collider,
pub item_collider: ItemCollider,
}
#[derive(Bundle)]
pub struct GhostBundle {
pub ghost: Ghost,
pub position: Position,
pub velocity: Velocity,
pub sprite: Renderable,
pub directional_animated: DirectionalAnimated,
pub entity_type: EntityType,
pub collider: Collider,
pub ghost_collider: GhostCollider,
}

View File

@@ -1,17 +1,19 @@
//! Debug rendering system
use std::cmp::Ordering;
use crate::constants::BOARD_PIXEL_OFFSET;
use crate::constants::{self, BOARD_PIXEL_OFFSET};
use crate::map::builder::Map;
use crate::systems::{Collider, CursorPosition, Position, SystemTimings};
use crate::systems::{Collider, CursorPosition, NodeId, Position, SystemTimings};
use crate::texture::ttf::{TtfAtlas, TtfRenderer};
use bevy_ecs::resource::Resource;
use bevy_ecs::system::{NonSendMut, Query, Res};
use glam::{IVec2, UVec2, Vec2};
use bevy_ecs::system::{Query, Res};
use glam::{IVec2, Vec2};
use sdl2::pixels::Color;
use sdl2::rect::{Point, Rect};
use sdl2::render::{Canvas, Texture, TextureCreator};
use sdl2::ttf::Font;
use sdl2::video::{Window, WindowContext};
use sdl2::render::{Canvas, Texture};
use sdl2::video::Window;
use smallvec::SmallVec;
use std::cmp::Ordering;
use std::collections::{HashMap, HashSet};
use tracing::warn;
#[derive(Resource, Default, Debug, Copy, Clone)]
pub struct DebugState {
@@ -23,39 +25,153 @@ fn f32_to_u8(value: f32) -> u8 {
}
/// Resource to hold the debug texture for persistent rendering
pub struct DebugTextureResource(pub Texture<'static>);
pub struct DebugTextureResource(pub Texture);
/// Resource to hold the debug font
pub struct DebugFontResource(pub Font<'static, 'static>);
/// Resource to hold the TTF text atlas
pub struct TtfAtlasResource(pub TtfAtlas);
/// Resource to hold pre-computed batched line segments
#[derive(Resource, Default, Debug, Clone)]
pub struct BatchedLinesResource {
horizontal_lines: Vec<(i32, i32, i32)>, // (y, x_start, x_end)
vertical_lines: Vec<(i32, i32, i32)>, // (x, y_start, y_end)
}
impl BatchedLinesResource {
/// Computes and caches batched line segments for the map graph
pub fn new(map: &Map, scale: f32) -> Self {
let mut horizontal_segments: HashMap<i32, Vec<(i32, i32)>> = HashMap::new();
let mut vertical_segments: HashMap<i32, Vec<(i32, i32)>> = HashMap::new();
let mut processed_edges: HashSet<(u16, u16)> = HashSet::new();
// Process all edges and group them by axis
for (start_node_id, edge) in map.graph.edges() {
// Acquire a stable key for the edge (from < to)
let edge_key = (start_node_id.min(edge.target), start_node_id.max(edge.target));
// Skip if we've already processed this edge in the reverse direction
if processed_edges.contains(&edge_key) {
continue;
}
processed_edges.insert(edge_key);
let start_pos = map.graph.get_node(start_node_id).unwrap().position;
let end_pos = map.graph.get_node(edge.target).unwrap().position;
let start = transform_position_with_offset(start_pos, scale);
let end = transform_position_with_offset(end_pos, scale);
// Determine if this is a horizontal or vertical line
if (start.y - end.y).abs() < 2 {
// Horizontal line (allowing for slight vertical variance)
let y = start.y;
let x_min = start.x.min(end.x);
let x_max = start.x.max(end.x);
horizontal_segments.entry(y).or_default().push((x_min, x_max));
} else if (start.x - end.x).abs() < 2 {
// Vertical line (allowing for slight horizontal variance)
let x = start.x;
let y_min = start.y.min(end.y);
let y_max = start.y.max(end.y);
vertical_segments.entry(x).or_default().push((y_min, y_max));
}
}
/// Merges overlapping or adjacent segments into continuous lines
fn merge_segments(segments: Vec<(i32, i32)>) -> Vec<(i32, i32)> {
if segments.is_empty() {
return Vec::new();
}
let mut merged = Vec::new();
let mut current_start = segments[0].0;
let mut current_end = segments[0].1;
for &(start, end) in segments.iter().skip(1) {
if start <= current_end + 1 {
// Adjacent or overlapping
current_end = current_end.max(end);
} else {
merged.push((current_start, current_end));
current_start = start;
current_end = end;
}
}
merged.push((current_start, current_end));
merged
}
// Convert to flat vectors for fast iteration during rendering
let horizontal_lines = horizontal_segments
.into_iter()
.flat_map(|(y, mut segments)| {
segments.sort_unstable_by_key(|(start, _)| *start);
let merged = merge_segments(segments);
merged.into_iter().map(move |(x_start, x_end)| (y, x_start, x_end))
})
.collect::<Vec<_>>();
let vertical_lines = vertical_segments
.into_iter()
.flat_map(|(x, mut segments)| {
segments.sort_unstable_by_key(|(start, _)| *start);
let merged = merge_segments(segments);
merged.into_iter().map(move |(y_start, y_end)| (x, y_start, y_end))
})
.collect::<Vec<_>>();
Self {
horizontal_lines,
vertical_lines,
}
}
pub fn render(&self, canvas: &mut Canvas<Window>) {
// Render horizontal lines
for &(y, x_start, x_end) in &self.horizontal_lines {
let points = [Point::new(x_start, y), Point::new(x_end, y)];
let _ = canvas.draw_lines(&points[..]);
}
// Render vertical lines
for &(x, y_start, y_end) in &self.vertical_lines {
let points = [Point::new(x, y_start), Point::new(x, y_end)];
let _ = canvas.draw_lines(&points[..]);
}
}
}
/// Transforms a position from logical canvas coordinates to output canvas coordinates (with board offset)
fn transform_position_with_offset(pos: Vec2, scale: f32) -> IVec2 {
((pos + BOARD_PIXEL_OFFSET.as_vec2()) * scale).as_ivec2()
}
/// Renders timing information in the top-left corner of the screen
/// Renders timing information in the top-left corner of the screen using the debug text atlas
#[cfg_attr(coverage_nightly, coverage(off))]
fn render_timing_display(
canvas: &mut Canvas<Window>,
texture_creator: &mut TextureCreator<WindowContext>,
timings: &SystemTimings,
font: &Font,
current_tick: u64,
text_renderer: &TtfRenderer,
atlas: &mut TtfAtlas,
) {
// Format timing information using the formatting module
let lines = timings.format_timing_display();
let line_height = 14; // Approximate line height for 12pt font
let lines = timings.format_timing_display(current_tick);
let line_height = text_renderer.text_height(atlas) as i32 + 2; // Add 2px line spacing
let padding = 10;
// Calculate background dimensions
let max_width = lines
.iter()
.filter(|l| !l.is_empty()) // Don't consider empty lines for width
.map(|line| font.size_of(line).unwrap().0)
.map(|line| text_renderer.text_width(atlas, line))
.max()
.unwrap_or(0);
// Only draw background if there is text to display
if max_width > 0 {
let total_height = (lines.len() as u32) * line_height as u32;
let total_height = (lines.len() as u32) * line_height as u32;
if max_width > 0 && total_height > 0 {
let bg_padding = 5;
// Draw background
@@ -75,133 +191,149 @@ fn render_timing_display(
continue;
}
// Render each line
let surface = font.render(line).blended(Color::RGBA(255, 255, 255, 200)).unwrap();
let texture = texture_creator.create_texture_from_surface(&surface).unwrap();
// Position each line below the previous one
let y_pos = padding + (i * line_height) as i32;
let dest = Rect::new(padding, y_pos, texture.query().width, texture.query().height);
canvas.copy(&texture, None, dest).unwrap();
let y_pos = padding + (i as i32 * line_height);
let position = Vec2::new(padding as f32, y_pos as f32);
// Render the line using the debug text renderer
text_renderer
.render_text(canvas, atlas, line, position, Color::RGBA(255, 255, 255, 200))
.unwrap();
}
}
#[allow(clippy::too_many_arguments)]
#[cfg_attr(coverage_nightly, coverage(off))]
pub fn debug_render_system(
mut canvas: NonSendMut<&mut Canvas<Window>>,
mut debug_texture: NonSendMut<DebugTextureResource>,
debug_font: NonSendMut<DebugFontResource>,
debug_state: Res<DebugState>,
timings: Res<SystemTimings>,
map: Res<Map>,
colliders: Query<(&Collider, &Position)>,
cursor: Res<CursorPosition>,
canvas: &mut Canvas<Window>,
ttf_atlas: &mut TtfAtlasResource,
batched_lines: &Res<BatchedLinesResource>,
debug_state: &Res<DebugState>,
timings: &Res<SystemTimings>,
timing: &Res<crate::systems::profiling::Timing>,
map: &Res<Map>,
colliders: &Query<(&Collider, &Position)>,
cursor: &Res<CursorPosition>,
) {
if !debug_state.enabled {
return;
}
let scale =
(UVec2::from(canvas.output_size().unwrap()).as_vec2() / UVec2::from(canvas.logical_size()).as_vec2()).min_element();
// Create debug text renderer
let text_renderer = TtfRenderer::new(1.0);
// Get texture creator before entering the closure to avoid borrowing conflicts
let mut texture_creator = canvas.texture_creator();
let font = &debug_font.0;
let cursor_world_pos = match *cursor {
let cursor_world_pos = match &**cursor {
CursorPosition::None => None,
CursorPosition::Some { position, .. } => Some(position - BOARD_PIXEL_OFFSET.as_vec2()),
};
// Draw debug info on the high-resolution debug texture
canvas
.with_texture_canvas(&mut debug_texture.0, |debug_canvas| {
// Clear the debug canvas
debug_canvas.set_draw_color(Color::RGBA(0, 0, 0, 0));
debug_canvas.clear();
// Clear the debug canvas
canvas.set_draw_color(Color::RGBA(0, 0, 0, 0));
canvas.clear();
// Find the closest node to the cursor
let closest_node = if let Some(cursor_world_pos) = cursor_world_pos {
map.graph
.nodes()
.map(|node| node.position.distance(cursor_world_pos))
.enumerate()
.min_by(|(_, a), (_, b)| a.partial_cmp(b).unwrap_or(Ordering::Less))
.map(|(id, _)| id)
} else {
None
};
// Find the closest node to the cursor
let closest_node = if let Some(cursor_world_pos) = cursor_world_pos {
map.graph
.nodes()
.map(|node| node.position.distance(cursor_world_pos))
.enumerate()
.min_by(|(_, a), (_, b)| a.partial_cmp(b).unwrap_or(Ordering::Less))
.map(|(id, _)| id)
} else {
None
};
debug_canvas.set_draw_color(Color::GREEN);
for (collider, position) in colliders.iter() {
canvas.set_draw_color(Color::GREEN);
{
let rects = colliders
.iter()
.map(|(collider, position)| {
let pos = position.get_pixel_position(&map.graph).unwrap();
// Transform position and size using common methods
let pos = (pos * scale).as_ivec2();
let size = (collider.size * scale) as u32;
let pos = (pos * constants::LARGE_SCALE).as_ivec2();
let size = (collider.size * constants::LARGE_SCALE) as u32;
let rect = Rect::from_center(Point::from((pos.x, pos.y)), size, size);
debug_canvas.draw_rect(rect).unwrap();
}
Rect::from_center(Point::from((pos.x, pos.y)), size, size)
})
.collect::<SmallVec<[Rect; 100]>>();
if rects.len() > rects.capacity() {
warn!(
capacity = rects.capacity(),
count = rects.len(),
"Collider rects capacity exceeded"
);
}
canvas.draw_rects(&rects).unwrap();
}
debug_canvas.set_draw_color(Color {
a: f32_to_u8(0.4),
..Color::RED
});
debug_canvas.set_blend_mode(sdl2::render::BlendMode::Blend);
for (start_node, end_node) in map.graph.edges() {
let start_node_model = map.graph.get_node(start_node).unwrap();
let end_node = map.graph.get_node(end_node.target).unwrap().position;
canvas.set_draw_color(Color {
a: f32_to_u8(0.65),
..Color::RED
});
canvas.set_blend_mode(sdl2::render::BlendMode::Blend);
// Transform positions using common method
let start = transform_position_with_offset(start_node_model.position, scale);
let end = transform_position_with_offset(end_node, scale);
// Use cached batched line segments
batched_lines.render(canvas);
debug_canvas
.draw_line(Point::from((start.x, start.y)), Point::from((end.x, end.y)))
.unwrap();
}
{
let rects: Vec<_> = map
.graph
.nodes()
.enumerate()
.filter_map(|(id, node)| {
let pos = transform_position_with_offset(node.position, constants::LARGE_SCALE);
let size = (2.0 * constants::LARGE_SCALE) as u32;
let rect = Rect::new(pos.x - (size as i32 / 2), pos.y - (size as i32 / 2), size, size);
for (id, node) in map.graph.nodes().enumerate() {
let pos = node.position;
// If the node is the one closest to the cursor, draw it immediately
if closest_node == Some(id) {
canvas.set_draw_color(Color::YELLOW);
canvas.fill_rect(rect).unwrap();
return None;
}
// Set color based on whether the node is the closest to the cursor
debug_canvas.set_draw_color(Color {
a: f32_to_u8(if Some(id) == closest_node { 0.75 } else { 0.6 }),
..(if Some(id) == closest_node {
Color::YELLOW
} else {
Color::BLUE
})
});
Some(rect)
})
.collect();
// Transform position using common method
let pos = transform_position_with_offset(pos, scale);
let size = (2.0 * scale) as u32;
if rects.len() > rects.capacity() {
warn!(
capacity = rects.capacity(),
count = rects.len(),
"Node rects capacity exceeded"
);
}
debug_canvas
.fill_rect(Rect::new(pos.x - (size as i32 / 2), pos.y - (size as i32 / 2), size, size))
.unwrap();
}
// Draw the non-closest nodes all at once in blue
canvas.set_draw_color(Color::BLUE);
canvas.fill_rects(&rects).unwrap();
}
// Render node ID if a node is highlighted
if let Some(closest_node_id) = closest_node {
let node = map.graph.get_node(closest_node_id).unwrap();
let pos = transform_position_with_offset(node.position, scale);
// Render node ID if a node is highlighted
if let Some(closest_node_id) = closest_node {
let node = map.graph.get_node(closest_node_id as NodeId).unwrap();
let pos = transform_position_with_offset(node.position, constants::LARGE_SCALE);
let surface = font
.render(&closest_node_id.to_string())
.blended(Color {
a: f32_to_u8(0.4),
..Color::WHITE
})
.unwrap();
let texture = texture_creator.create_texture_from_surface(&surface).unwrap();
let dest = Rect::new(pos.x + 10, pos.y - 5, texture.query().width, texture.query().height);
debug_canvas.copy(&texture, None, dest).unwrap();
}
let node_id_text = closest_node_id.to_string();
let text_pos = Vec2::new((pos.x + 10) as f32, (pos.y - 5) as f32);
// Render timing information in the top-left corner
render_timing_display(debug_canvas, &mut texture_creator, &timings, font);
})
.unwrap();
text_renderer
.render_text(
canvas,
&mut ttf_atlas.0,
&node_id_text,
text_pos,
Color {
a: f32_to_u8(0.9),
..Color::WHITE
},
)
.unwrap();
}
// Render timing information in the top-left corner
// Use previous tick since current tick is incomplete (frame is still running)
let current_tick = timing.get_current_tick();
let previous_tick = current_tick.saturating_sub(1);
render_timing_display(canvas, timings, previous_tick, &text_renderer, &mut ttf_atlas.0);
}

View File

@@ -1,4 +1,7 @@
use crate::systems::components::Frozen;
use std::collections::HashMap;
use crate::platform;
use crate::systems::{DirectionalAnimation, Frozen, LinearAnimation, Looping};
use crate::{
map::{
builder::Map,
@@ -6,17 +9,186 @@ use crate::{
graph::{Edge, TraversalFlags},
},
systems::{
components::{DeltaTime, Ghost},
components::DeltaTime,
movement::{Position, Velocity},
},
};
use bevy_ecs::component::Component;
use bevy_ecs::resource::Resource;
use tracing::{debug, trace, warn};
use bevy_ecs::query::Without;
use bevy_ecs::system::{Query, Res};
use rand::rngs::SmallRng;
use bevy_ecs::system::{Commands, Query, Res};
use rand::seq::IndexedRandom;
use rand::SeedableRng;
use smallvec::SmallVec;
/// Tag component for Pac-Man during his death animation.
/// This is mainly because the Frozen tag would stop both movement and animation, while the Dying tag can signal that the animation should continue despite being frozen.
#[derive(Component, Debug, Clone, Copy)]
pub struct Dying;
#[derive(Component, Debug, Clone, Copy, PartialEq, Eq, Hash)]
pub enum Ghost {
Blinky,
Pinky,
Inky,
Clyde,
}
impl Ghost {
/// Returns the ghost type name for atlas lookups.
pub fn as_str(self) -> &'static str {
match self {
Ghost::Blinky => "blinky",
Ghost::Pinky => "pinky",
Ghost::Inky => "inky",
Ghost::Clyde => "clyde",
}
}
/// Returns the base movement speed for this ghost type.
pub fn base_speed(self) -> f32 {
match self {
Ghost::Blinky => 1.0,
Ghost::Pinky => 0.95,
Ghost::Inky => 0.9,
Ghost::Clyde => 0.85,
}
}
}
#[derive(Component, Debug, Clone, Copy, PartialEq, Eq)]
pub enum GhostState {
/// Normal ghost behavior - chasing Pac-Man
Normal,
/// Frightened state after power pellet - ghost can be eaten
Frightened {
remaining_ticks: u32,
flash: bool,
remaining_flash_ticks: u32,
},
/// Eyes state - ghost has been eaten and is returning to ghost house
Eyes,
}
impl GhostState {
/// Creates a new frightened state with the specified duration
pub fn new_frightened(total_ticks: u32, flash_start_ticks: u32) -> Self {
Self::Frightened {
remaining_ticks: total_ticks,
flash: false,
remaining_flash_ticks: flash_start_ticks, // Time until flashing starts
}
}
/// Ticks the ghost state, returning true if the state changed.
pub fn tick(&mut self) -> bool {
if let GhostState::Frightened {
remaining_ticks,
flash,
remaining_flash_ticks,
} = self
{
// Transition out of frightened state
if *remaining_ticks == 0 {
*self = GhostState::Normal;
return true;
}
*remaining_ticks -= 1;
if *remaining_flash_ticks > 0 {
*remaining_flash_ticks = remaining_flash_ticks.saturating_sub(1);
if *remaining_flash_ticks == 0 {
*flash = true;
true
} else {
false
}
} else {
false
}
} else {
false
}
}
/// Returns the appropriate animation state for this ghost state
pub fn animation_state(&self) -> GhostAnimation {
match self {
GhostState::Normal => GhostAnimation::Normal,
GhostState::Eyes => GhostAnimation::Eyes,
GhostState::Frightened { flash: false, .. } => GhostAnimation::Frightened { flash: false },
GhostState::Frightened { flash: true, .. } => GhostAnimation::Frightened { flash: true },
}
}
}
/// Enumeration of different ghost animation states.
/// Note that this is used in micromap which has a fixed size based on the number of variants,
/// so extending this should be done with caution, and will require updating the micromap's capacity.
#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)]
pub enum GhostAnimation {
/// Normal ghost appearance with directional movement animations
Normal,
/// Blue ghost appearance when vulnerable (power pellet active)
Frightened { flash: bool },
/// Eyes-only animation when ghost has been consumed by Pac-Man (Eaten state)
Eyes,
}
/// Global resource containing pre-loaded animation sets for all ghost types.
///
/// This resource is initialized once during game startup and provides O(1) access
/// to animation sets for each ghost type. The animation system uses this resource
/// to efficiently switch between different ghost states without runtime asset loading.
///
/// The HashMap is keyed by `Ghost` enum variants (Blinky, Pinky, Inky, Clyde) and
/// contains the normal directional animation for each ghost type.
#[derive(Resource)]
pub struct GhostAnimations {
pub normal: HashMap<Ghost, DirectionalAnimation>,
pub eyes: DirectionalAnimation,
pub frightened: LinearAnimation,
pub frightened_flashing: LinearAnimation,
}
impl GhostAnimations {
/// Creates a new GhostAnimations resource with the provided data.
pub fn new(
normal: HashMap<Ghost, DirectionalAnimation>,
eyes: DirectionalAnimation,
frightened: LinearAnimation,
frightened_flashing: LinearAnimation,
) -> Self {
Self {
normal,
eyes,
frightened,
frightened_flashing,
}
}
/// Gets the normal directional animation for the specified ghost type.
pub fn get_normal(&self, ghost_type: &Ghost) -> Option<&DirectionalAnimation> {
self.normal.get(ghost_type)
}
/// Gets the eyes animation (shared across all ghosts).
pub fn eyes(&self) -> &DirectionalAnimation {
&self.eyes
}
/// Gets the frightened animations (shared across all ghosts).
pub fn frightened(&self, flash: bool) -> &LinearAnimation {
if flash {
&self.frightened_flashing
} else {
&self.frightened
}
}
}
/// Autonomous ghost AI system implementing randomized movement with backtracking avoidance.
pub fn ghost_movement_system(
map: Res<Map>,
@@ -24,11 +196,11 @@ pub fn ghost_movement_system(
mut ghosts: Query<(&Ghost, &mut Velocity, &mut Position), Without<Frozen>>,
) {
for (_ghost, mut velocity, mut position) in ghosts.iter_mut() {
let mut distance = velocity.speed * 60.0 * delta_time.0;
let mut distance = velocity.speed * 60.0 * delta_time.seconds;
loop {
match *position {
Position::Stopped { node: current_node } => {
let intersection = &map.graph.adjacency_list[current_node];
let intersection = &map.graph.adjacency_list[current_node as usize];
let opposite = velocity.direction.opposite();
let mut non_opposite_options: SmallVec<[Edge; 3]> = SmallVec::new();
@@ -42,12 +214,14 @@ pub fn ghost_movement_system(
let new_edge: Edge = if non_opposite_options.is_empty() {
if let Some(edge) = intersection.get(opposite) {
trace!(node = current_node, ghost = ?_ghost, direction = ?opposite, "Ghost forced to reverse direction");
edge
} else {
warn!(node = current_node, ghost = ?_ghost, "Ghost stuck with no available directions");
break;
}
} else {
*non_opposite_options.choose(&mut SmallRng::from_os_rng()).unwrap()
*non_opposite_options.choose(&mut platform::rng()).unwrap()
};
velocity.direction = new_edge.direction;
@@ -68,3 +242,161 @@ pub fn ghost_movement_system(
}
}
}
/// System that handles eaten ghost behavior and respawn logic.
///
/// When a ghost is eaten by Pac-Man, it enters an "eaten" state where:
/// 1. It displays eyes-only animation
/// 2. It moves directly back to the ghost house at increased speed
/// 3. Once it reaches the ghost house center, it respawns as a normal ghost
///
/// This system runs after the main movement system to override eaten ghost movement.
pub fn eaten_ghost_system(
map: Res<Map>,
delta_time: Res<DeltaTime>,
mut eaten_ghosts: Query<(&Ghost, &mut Position, &mut Velocity, &mut GhostState), Without<Frozen>>,
) {
for (ghost_type, mut position, mut velocity, mut ghost_state) in eaten_ghosts.iter_mut() {
// Only process ghosts that are in Eyes state
if !matches!(*ghost_state, GhostState::Eyes) {
continue;
}
// Set higher speed for eaten ghosts returning to ghost house
let original_speed = velocity.speed;
velocity.speed = ghost_type.base_speed() * 2.0; // Move twice as fast when eaten
// Calculate direction towards ghost house center (using Clyde's start position)
let ghost_house_center = map.start_positions.clyde;
match *position {
Position::Stopped { node: current_node } => {
// Find path to ghost house center and start moving
if let Some(direction) = find_direction_to_target(&map, current_node, ghost_house_center) {
velocity.direction = direction;
*position = Position::Moving {
from: current_node,
to: map.graph.adjacency_list[current_node as usize].get(direction).unwrap().target,
remaining_distance: map.graph.adjacency_list[current_node as usize]
.get(direction)
.unwrap()
.distance,
};
}
}
Position::Moving { to, .. } => {
let distance = velocity.speed * 60.0 * delta_time.seconds;
if let Some(_overflow) = position.tick(distance) {
// Reached target node, check if we're at ghost house center
if to == ghost_house_center {
// Respawn the ghost - set state back to normal
debug!(ghost = ?ghost_type, "Eaten ghost reached ghost house, respawning as normal");
*ghost_state = GhostState::Normal;
// Reset to stopped at ghost house center
*position = Position::Stopped {
node: ghost_house_center,
};
} else {
// Continue pathfinding to ghost house
if let Some(next_direction) = find_direction_to_target(&map, to, ghost_house_center) {
velocity.direction = next_direction;
*position = Position::Moving {
from: to,
to: map.graph.adjacency_list[to as usize].get(next_direction).unwrap().target,
remaining_distance: map.graph.adjacency_list[to as usize].get(next_direction).unwrap().distance,
};
}
}
}
}
}
// Restore original speed
velocity.speed = original_speed;
}
}
/// Helper function to find the direction from a node towards a target node.
/// Uses simple greedy pathfinding - prefers straight lines when possible.
fn find_direction_to_target(
map: &Map,
from_node: crate::systems::movement::NodeId,
target_node: crate::systems::movement::NodeId,
) -> Option<Direction> {
let from_pos = map.graph.get_node(from_node).unwrap().position;
let target_pos = map.graph.get_node(target_node).unwrap().position;
let dx = target_pos.x as i32 - from_pos.x as i32;
let dy = target_pos.y as i32 - from_pos.y as i32;
// Prefer horizontal movement first, then vertical
let preferred_dirs = if dx.abs() > dy.abs() {
if dx > 0 {
[Direction::Right, Direction::Up, Direction::Down, Direction::Left]
} else {
[Direction::Left, Direction::Up, Direction::Down, Direction::Right]
}
} else if dy > 0 {
[Direction::Down, Direction::Left, Direction::Right, Direction::Up]
} else {
[Direction::Up, Direction::Left, Direction::Right, Direction::Down]
};
// Return first available direction towards target
for direction in preferred_dirs {
if let Some(edge) = map.graph.adjacency_list[from_node as usize].get(direction) {
if edge.traversal_flags.contains(TraversalFlags::GHOST) {
return Some(direction);
}
}
}
None
}
/// Component to track the last animation state for efficient change detection
#[derive(Component, Debug, Clone, Copy, PartialEq)]
pub struct LastAnimationState(pub GhostAnimation);
/// Unified system that manages ghost state transitions and animations with component swapping
pub fn ghost_state_system(
mut commands: Commands,
animations: Res<GhostAnimations>,
mut ghosts: Query<(bevy_ecs::entity::Entity, &Ghost, &mut GhostState, &mut LastAnimationState)>,
) {
for (entity, ghost_type, mut ghost_state, mut last_animation_state) in ghosts.iter_mut() {
// Tick the ghost state to handle internal transitions (like flashing)
let _ = ghost_state.tick();
// Only update animation if the animation state actually changed
let current_animation_state = ghost_state.animation_state();
if last_animation_state.0 != current_animation_state {
trace!(ghost = ?ghost_type, old_state = ?last_animation_state.0, new_state = ?current_animation_state, "Ghost animation state changed");
match current_animation_state {
GhostAnimation::Frightened { flash } => {
// Remove DirectionalAnimation, add LinearAnimation with Looping component
commands
.entity(entity)
.remove::<DirectionalAnimation>()
.insert(animations.frightened(flash).clone())
.insert(Looping);
}
GhostAnimation::Normal => {
// Remove LinearAnimation and Looping, add DirectionalAnimation
commands
.entity(entity)
.remove::<(LinearAnimation, Looping)>()
.insert(animations.get_normal(ghost_type).unwrap().clone());
}
GhostAnimation::Eyes => {
// Remove LinearAnimation and Looping, add DirectionalAnimation (eyes animation)
trace!(ghost = ?ghost_type, "Switching to eyes animation for eaten ghost");
commands
.entity(entity)
.remove::<(LinearAnimation, Looping)>()
.insert(animations.eyes().clone());
}
}
last_animation_state.0 = current_animation_state;
}
}
}

79
src/systems/hud/fruits.rs Normal file
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@@ -0,0 +1,79 @@
use crate::systems::item::FruitType;
use crate::texture::sprites::GameSprite;
use bevy_ecs::component::Component;
use bevy_ecs::resource::Resource;
#[derive(Component)]
pub struct FruitInHud {
pub index: u32,
}
#[derive(Resource, Default)]
pub struct FruitSprites(pub Vec<FruitType>);
use crate::constants::{BOARD_BOTTOM_PIXEL_OFFSET, CANVAS_SIZE, CELL_SIZE};
use crate::error::GameError;
use crate::systems::{PixelPosition, Renderable};
use crate::texture::sprite::SpriteAtlas;
use bevy_ecs::entity::Entity;
use bevy_ecs::event::EventWriter;
use bevy_ecs::system::{Commands, NonSendMut, Query, Res};
use glam::Vec2;
/// Calculates the pixel position for a fruit sprite based on its index
fn calculate_fruit_sprite_position(index: u32) -> Vec2 {
let start_x = CANVAS_SIZE.x - CELL_SIZE * 2; // 2 cells from right
let start_y = CANVAS_SIZE.y - BOARD_BOTTOM_PIXEL_OFFSET.y + (CELL_SIZE / 2) + 1; // In bottom area
let sprite_spacing = CELL_SIZE + CELL_SIZE / 2; // 1.5 cells between sprites
let x = start_x - ((index as f32) * (sprite_spacing as f32 * 1.5)).round() as u32;
let y = start_y - CELL_SIZE / 2;
Vec2::new((x - CELL_SIZE) as f32, (y + CELL_SIZE) as f32)
}
/// System that manages fruit sprite entities in the HUD.
/// Spawns and despawns fruit sprite entities based on changes to FruitSprites resource.
/// Displays up to 6 fruits, sorted by value.
pub fn fruit_sprite_system(
mut commands: Commands,
atlas: NonSendMut<SpriteAtlas>,
current_fruit_sprites: Query<(Entity, &FruitInHud)>,
fruit_sprites: Res<FruitSprites>,
mut errors: EventWriter<GameError>,
) {
// We only want to display the greatest 6 fruits
let fruits_to_display: Vec<_> = fruit_sprites.0.iter().rev().take(6).collect();
let mut current_sprites: Vec<_> = current_fruit_sprites.iter().collect();
current_sprites.sort_by_key(|(_, fruit)| fruit.index);
// Despawn all current sprites. We will respawn them.
// This is simpler than trying to match them up.
for (entity, _) in &current_sprites {
commands.entity(*entity).despawn();
}
for (i, fruit_type) in fruits_to_display.iter().enumerate() {
let fruit_sprite = match atlas.get_tile(&GameSprite::Fruit(**fruit_type).to_path()) {
Ok(sprite) => sprite,
Err(e) => {
errors.write(e.into());
continue;
}
};
let position = calculate_fruit_sprite_position(i as u32);
commands.spawn((
FruitInHud { index: i as u32 },
Renderable {
sprite: fruit_sprite,
layer: 255, // High layer to render on top
},
PixelPosition {
pixel_position: position,
},
));
}
}

89
src/systems/hud/lives.rs Normal file
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@@ -0,0 +1,89 @@
use std::cmp::Ordering;
use crate::constants::{BOARD_BOTTOM_PIXEL_OFFSET, CANVAS_SIZE, CELL_SIZE};
use crate::error::GameError;
use crate::map::direction::Direction;
use crate::systems::{PixelPosition, PlayerLife, PlayerLives, Renderable};
use crate::texture::sprite::SpriteAtlas;
use crate::texture::sprites::{GameSprite, PacmanSprite};
use bevy_ecs::entity::Entity;
use bevy_ecs::event::EventWriter;
use bevy_ecs::system::{Commands, NonSendMut, Query, Res};
use glam::Vec2;
/// Calculates the pixel position for a life sprite based on its index
fn calculate_life_sprite_position(index: u32) -> Vec2 {
let start_x = CELL_SIZE * 2; // 2 cells from left
let start_y = CANVAS_SIZE.y - BOARD_BOTTOM_PIXEL_OFFSET.y + (CELL_SIZE / 2) + 1; // In bottom area
let sprite_spacing = CELL_SIZE + CELL_SIZE / 2; // 1.5 cells between sprites
let x = start_x + ((index as f32) * (sprite_spacing as f32 * 1.5)).round() as u32;
let y = start_y - CELL_SIZE / 2;
Vec2::new((x + CELL_SIZE) as f32, (y + CELL_SIZE) as f32)
}
/// System that manages player life sprite entities.
/// Spawns and despawns life sprite entities based on changes to PlayerLives resource.
/// Each life sprite is positioned based on its index (0, 1, 2, etc. from left to right).
pub fn player_life_sprite_system(
mut commands: Commands,
atlas: NonSendMut<SpriteAtlas>,
current_life_sprites: Query<(Entity, &PlayerLife)>,
player_lives: Res<PlayerLives>,
mut errors: EventWriter<GameError>,
) {
let displayed_lives = player_lives.0.saturating_sub(1);
// Get current life sprite entities, sorted by index
let mut current_sprites: Vec<_> = current_life_sprites.iter().collect();
current_sprites.sort_by_key(|(_, life)| life.index);
let current_count = current_sprites.len() as u8;
// Calculate the difference
let diff = (displayed_lives as i8) - (current_count as i8);
match diff.cmp(&0) {
// Ignore when the number of lives displayed is correct
Ordering::Equal => {}
// Spawn new life sprites
Ordering::Greater => {
let life_sprite = match atlas.get_tile(&GameSprite::Pacman(PacmanSprite::Moving(Direction::Left, 1)).to_path()) {
Ok(sprite) => sprite,
Err(e) => {
errors.write(e.into());
return;
}
};
for i in 0..diff {
let position = calculate_life_sprite_position(i as u32);
commands.spawn((
PlayerLife { index: i as u32 },
Renderable {
sprite: life_sprite,
layer: 255, // High layer to render on top
},
PixelPosition {
pixel_position: position,
},
));
}
}
// Remove excess life sprites (highest indices first)
Ordering::Less => {
let to_remove = diff.unsigned_abs();
let sprites_to_remove: Vec<_> = current_sprites
.iter()
.rev() // Start from highest index
.take(to_remove as usize)
.map(|(entity, _)| *entity)
.collect();
for entity in sprites_to_remove {
commands.entity(entity).despawn();
}
}
}
}

9
src/systems/hud/mod.rs Normal file
View File

@@ -0,0 +1,9 @@
pub mod fruits;
pub mod lives;
pub mod score;
pub mod touch;
pub use self::fruits::*;
pub use self::lives::*;
pub use self::score::*;
pub use self::touch::*;

86
src/systems/hud/score.rs Normal file
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@@ -0,0 +1,86 @@
use crate::constants;
use crate::error::{GameError, TextureError};
use crate::systems::{BackbufferResource, GameStage, ScoreResource, StartupSequence};
use crate::texture::sprite::SpriteAtlas;
use crate::texture::text::TextTexture;
use bevy_ecs::event::EventWriter;
use bevy_ecs::system::{NonSendMut, Res};
use sdl2::pixels::Color;
use sdl2::render::Canvas;
use sdl2::video::Window;
/// Renders the HUD (score, lives, etc.) on top of the game.
#[allow(clippy::too_many_arguments)]
pub fn hud_render_system(
mut backbuffer: NonSendMut<BackbufferResource>,
mut canvas: NonSendMut<&mut Canvas<Window>>,
mut atlas: NonSendMut<SpriteAtlas>,
score: Res<ScoreResource>,
stage: Res<GameStage>,
mut errors: EventWriter<GameError>,
) {
let _ = canvas.with_texture_canvas(&mut backbuffer.0, |canvas| {
let mut text_renderer = TextTexture::new(1.0);
// Render lives and high score text in white
let lives_text = "1UP HIGH SCORE ";
let lives_position = glam::UVec2::new(4 + 8 * 3, 2); // x_offset + lives_offset * 8, y_offset
if let Err(e) = text_renderer.render(canvas, &mut atlas, lives_text, lives_position) {
errors.write(TextureError::RenderFailed(format!("Failed to render lives text: {}", e)).into());
}
// Render score text
let score_text = format!("{:02}", score.0);
let score_offset = 7 - (score_text.len() as i32);
let score_position = glam::UVec2::new(4 + 8 * score_offset as u32, 10); // x_offset + score_offset * 8, 8 + y_offset
if let Err(e) = text_renderer.render(canvas, &mut atlas, &score_text, score_position) {
errors.write(TextureError::RenderFailed(format!("Failed to render score text: {}", e)).into());
}
// Render high score text
let high_score_text = format!("{:02}", score.0);
let high_score_offset = 17 - (high_score_text.len() as i32);
let high_score_position = glam::UVec2::new(4 + 8 * high_score_offset as u32, 10); // x_offset + score_offset * 8, 8 + y_offset
if let Err(e) = text_renderer.render(canvas, &mut atlas, &high_score_text, high_score_position) {
errors.write(TextureError::RenderFailed(format!("Failed to render high score text: {}", e)).into());
}
// Render GAME OVER text
if matches!(*stage, GameStage::GameOver) {
let game_over_text = "GAME OVER";
let game_over_width = text_renderer.text_width(game_over_text);
let game_over_position = glam::UVec2::new((constants::CANVAS_SIZE.x - game_over_width) / 2, 160);
if let Err(e) = text_renderer.render_with_color(canvas, &mut atlas, game_over_text, game_over_position, Color::RED) {
errors.write(TextureError::RenderFailed(format!("Failed to render GAME OVER text: {}", e)).into());
}
}
// Render text based on StartupSequence stage
if matches!(
*stage,
GameStage::Starting(StartupSequence::TextOnly { .. })
| GameStage::Starting(StartupSequence::CharactersVisible { .. })
) {
let ready_text = "READY!";
let ready_width = text_renderer.text_width(ready_text);
let ready_position = glam::UVec2::new((constants::CANVAS_SIZE.x - ready_width) / 2, 160);
if let Err(e) = text_renderer.render_with_color(canvas, &mut atlas, ready_text, ready_position, Color::YELLOW) {
errors.write(TextureError::RenderFailed(format!("Failed to render READY text: {}", e)).into());
}
if matches!(*stage, GameStage::Starting(StartupSequence::TextOnly { .. })) {
let player_one_text = "PLAYER ONE";
let player_one_width = text_renderer.text_width(player_one_text);
let player_one_position = glam::UVec2::new((constants::CANVAS_SIZE.x - player_one_width) / 2, 113);
if let Err(e) =
text_renderer.render_with_color(canvas, &mut atlas, player_one_text, player_one_position, Color::CYAN)
{
errors.write(TextureError::RenderFailed(format!("Failed to render PLAYER ONE text: {}", e)).into());
}
}
}
});
}

81
src/systems/hud/touch.rs Normal file
View File

@@ -0,0 +1,81 @@
use crate::error::{GameError, TextureError};
use crate::systems::{BackbufferResource, TouchState};
use bevy_ecs::event::EventWriter;
use bevy_ecs::system::{NonSendMut, Res};
use sdl2::pixels::Color;
use sdl2::rect::Point;
use sdl2::render::{BlendMode, Canvas};
use sdl2::video::Window;
/// Renders touch UI overlay for mobile/testing.
pub fn touch_ui_render_system(
mut backbuffer: NonSendMut<BackbufferResource>,
mut canvas: NonSendMut<&mut Canvas<Window>>,
touch_state: Res<TouchState>,
mut errors: EventWriter<GameError>,
) {
if let Some(ref touch_data) = touch_state.active_touch {
let _ = canvas.with_texture_canvas(&mut backbuffer.0, |canvas| {
// Set blend mode for transparency
canvas.set_blend_mode(BlendMode::Blend);
// Draw semi-transparent circle at touch start position
canvas.set_draw_color(Color::RGBA(255, 255, 255, 100));
let center = Point::new(touch_data.start_pos.x as i32, touch_data.start_pos.y as i32);
// Draw a simple circle by drawing filled rectangles (basic approach)
let radius = 30;
for dy in -radius..=radius {
for dx in -radius..=radius {
if dx * dx + dy * dy <= radius * radius {
let point = Point::new(center.x + dx, center.y + dy);
if let Err(e) = canvas.draw_point(point) {
errors.write(TextureError::RenderFailed(format!("Touch UI render error: {}", e)).into());
return;
}
}
}
}
// Draw direction indicator if we have a direction
if let Some(direction) = touch_data.current_direction {
canvas.set_draw_color(Color::RGBA(0, 255, 0, 150));
// Draw arrow indicating direction
let arrow_length = 40;
let (dx, dy) = match direction {
crate::map::direction::Direction::Up => (0, -arrow_length),
crate::map::direction::Direction::Down => (0, arrow_length),
crate::map::direction::Direction::Left => (-arrow_length, 0),
crate::map::direction::Direction::Right => (arrow_length, 0),
};
let end_point = Point::new(center.x + dx, center.y + dy);
if let Err(e) = canvas.draw_line(center, end_point) {
errors.write(TextureError::RenderFailed(format!("Touch arrow render error: {}", e)).into());
}
// Draw arrowhead (simple approach)
let arrow_size = 8;
match direction {
crate::map::direction::Direction::Up => {
let _ = canvas.draw_line(end_point, Point::new(end_point.x - arrow_size, end_point.y + arrow_size));
let _ = canvas.draw_line(end_point, Point::new(end_point.x + arrow_size, end_point.y + arrow_size));
}
crate::map::direction::Direction::Down => {
let _ = canvas.draw_line(end_point, Point::new(end_point.x - arrow_size, end_point.y - arrow_size));
let _ = canvas.draw_line(end_point, Point::new(end_point.x + arrow_size, end_point.y - arrow_size));
}
crate::map::direction::Direction::Left => {
let _ = canvas.draw_line(end_point, Point::new(end_point.x + arrow_size, end_point.y - arrow_size));
let _ = canvas.draw_line(end_point, Point::new(end_point.x + arrow_size, end_point.y + arrow_size));
}
crate::map::direction::Direction::Right => {
let _ = canvas.draw_line(end_point, Point::new(end_point.x - arrow_size, end_point.y - arrow_size));
let _ = canvas.draw_line(end_point, Point::new(end_point.x - arrow_size, end_point.y + arrow_size));
}
}
}
});
}
}

View File

@@ -6,14 +6,25 @@ use bevy_ecs::{
system::{NonSendMut, Res, ResMut},
};
use glam::Vec2;
use sdl2::{event::Event, keyboard::Keycode, EventPump};
use sdl2::{
event::{Event, WindowEvent},
keyboard::Keycode,
EventPump,
};
use smallvec::{smallvec, SmallVec};
use crate::systems::components::DeltaTime;
use crate::systems::DeltaTime;
use crate::{
events::{GameCommand, GameEvent},
map::direction::Direction,
};
// Touch input constants
pub const TOUCH_DIRECTION_THRESHOLD: f32 = 10.0;
pub const TOUCH_EASING_DISTANCE_THRESHOLD: f32 = 1.0;
pub const MAX_TOUCH_MOVEMENT_SPEED: f32 = 100.0;
pub const TOUCH_EASING_FACTOR: f32 = 1.5;
#[derive(Resource, Default, Debug, Copy, Clone)]
pub enum CursorPosition {
#[default]
@@ -24,6 +35,30 @@ pub enum CursorPosition {
},
}
#[derive(Resource, Default, Debug, Clone)]
pub struct TouchState {
pub active_touch: Option<TouchData>,
}
#[derive(Debug, Clone)]
pub struct TouchData {
pub finger_id: i64,
pub start_pos: Vec2,
pub current_pos: Vec2,
pub current_direction: Option<Direction>,
}
impl TouchData {
pub fn new(finger_id: i64, start_pos: Vec2) -> Self {
Self {
finger_id,
start_pos,
current_pos: start_pos,
current_direction: None,
}
}
}
#[derive(Resource, Debug, Clone)]
pub struct Bindings {
key_bindings: HashMap<Keycode, GameCommand>,
@@ -50,8 +85,14 @@ impl Default for Bindings {
key_bindings.insert(Keycode::Space, GameCommand::ToggleDebug);
key_bindings.insert(Keycode::M, GameCommand::MuteAudio);
key_bindings.insert(Keycode::R, GameCommand::ResetLevel);
key_bindings.insert(Keycode::Escape, GameCommand::Exit);
key_bindings.insert(Keycode::Q, GameCommand::Exit);
#[cfg(not(target_os = "emscripten"))]
{
key_bindings.insert(Keycode::Escape, GameCommand::Exit);
key_bindings.insert(Keycode::Q, GameCommand::Exit);
// Desktop-only fullscreen toggle
key_bindings.insert(Keycode::F, GameCommand::ToggleFullscreen);
}
let movement_keys = HashSet::from([
Keycode::W,
@@ -124,19 +165,69 @@ pub fn process_simple_key_events(bindings: &mut Bindings, frame_events: &[Simple
emitted_events
}
/// Calculates the primary direction from a 2D vector delta
pub fn calculate_direction_from_delta(delta: Vec2) -> Direction {
if delta.x.abs() > delta.y.abs() {
if delta.x > 0.0 {
Direction::Right
} else {
Direction::Left
}
} else if delta.y > 0.0 {
Direction::Down
} else {
Direction::Up
}
}
/// Updates the touch reference position with easing
///
/// This slowly moves the start_pos towards the current_pos, with the speed
/// decreasing as the distance gets smaller. The maximum movement speed is capped.
/// Returns the delta vector and its length for reuse by the caller.
pub fn update_touch_reference_position(touch_data: &mut TouchData, delta_time: f32) -> (Vec2, f32) {
// Calculate the vector from start to current position
let delta = touch_data.current_pos - touch_data.start_pos;
let distance = delta.length();
// If there's no significant distance, nothing to do
if distance < TOUCH_EASING_DISTANCE_THRESHOLD {
return (delta, distance);
}
// Calculate speed based on distance (slower as it gets closer)
// The easing function creates a curve where movement slows down as it approaches the target
let speed = (distance / TOUCH_EASING_FACTOR).min(MAX_TOUCH_MOVEMENT_SPEED);
// Calculate movement distance for this frame
let movement_amount = speed * delta_time;
// If the movement would overshoot, just set to target
if movement_amount >= distance {
touch_data.start_pos = touch_data.current_pos;
} else {
// Use direct vector scaling instead of normalization
let scale_factor = movement_amount / distance;
touch_data.start_pos += delta * scale_factor;
}
(delta, distance)
}
pub fn input_system(
delta_time: Res<DeltaTime>,
mut bindings: ResMut<Bindings>,
mut writer: EventWriter<GameEvent>,
mut pump: NonSendMut<&'static mut EventPump>,
mut pump: NonSendMut<EventPump>,
mut cursor: ResMut<CursorPosition>,
mut touch_state: ResMut<TouchState>,
) {
let mut cursor_seen = false;
// Collect all events for this frame.
let frame_events: Vec<Event> = pump.poll_iter().collect();
let frame_events: SmallVec<[Event; 3]> = pump.poll_iter().collect();
// Handle non-keyboard events inline and build a simplified keyboard event stream.
let mut simple_key_events = Vec::new();
let mut simple_key_events: SmallVec<[SimpleKeyEvent; 3]> = smallvec![];
for event in &frame_events {
match *event {
Event::Quit { .. } => {
@@ -148,22 +239,70 @@ pub fn input_system(
remaining_time: 0.20,
};
cursor_seen = true;
// Handle mouse motion as touch motion for desktop testing
if let Some(ref mut touch_data) = touch_state.active_touch {
touch_data.current_pos = Vec2::new(x as f32, y as f32);
}
}
Event::KeyDown {
keycode: Some(key),
repeat: false,
..
} => {
simple_key_events.push(SimpleKeyEvent::KeyDown(key));
// Handle mouse events as touch for desktop testing
Event::MouseButtonDown { x, y, .. } => {
let pos = Vec2::new(x as f32, y as f32);
touch_state.active_touch = Some(TouchData::new(0, pos)); // Use ID 0 for mouse
}
Event::KeyUp {
keycode: Some(key),
repeat: false,
..
} => {
simple_key_events.push(SimpleKeyEvent::KeyUp(key));
Event::MouseButtonUp { .. } => {
touch_state.active_touch = None;
}
// Handle actual touch events for mobile
Event::FingerDown { finger_id, x, y, .. } => {
// Convert normalized coordinates (0.0-1.0) to screen coordinates
let screen_x = x * crate::constants::CANVAS_SIZE.x as f32;
let screen_y = y * crate::constants::CANVAS_SIZE.y as f32;
let pos = Vec2::new(screen_x, screen_y);
touch_state.active_touch = Some(TouchData::new(finger_id, pos));
}
Event::FingerMotion { finger_id, x, y, .. } => {
if let Some(ref mut touch_data) = touch_state.active_touch {
if touch_data.finger_id == finger_id {
let screen_x = x * crate::constants::CANVAS_SIZE.x as f32;
let screen_y = y * crate::constants::CANVAS_SIZE.y as f32;
touch_data.current_pos = Vec2::new(screen_x, screen_y);
}
}
}
Event::FingerUp { finger_id, .. } => {
if let Some(ref touch_data) = touch_state.active_touch {
if touch_data.finger_id == finger_id {
touch_state.active_touch = None;
}
}
}
Event::KeyDown { keycode, repeat, .. } => {
if let Some(key) = keycode {
if repeat {
continue;
}
simple_key_events.push(SimpleKeyEvent::KeyDown(key));
}
}
Event::KeyUp { keycode, repeat, .. } => {
if let Some(key) = keycode {
if repeat {
continue;
}
simple_key_events.push(SimpleKeyEvent::KeyUp(key));
}
}
Event::Window { win_event, .. } => {
if let WindowEvent::Resized(w, h) = win_event {
tracing::info!(width = w, height = h, event = ?win_event, "Window Resized");
}
}
// Despite disabling this event, it's still received, so we ignore it explicitly.
Event::RenderTargetsReset { .. } => {}
_ => {
tracing::warn!(event = ?event, "Unhandled Event");
}
_ => {}
}
}
@@ -173,8 +312,27 @@ pub fn input_system(
writer.write(event);
}
// Update touch reference position with easing
if let Some(ref mut touch_data) = touch_state.active_touch {
// Apply easing to the reference position and get the delta for direction calculation
let (delta, distance) = update_touch_reference_position(touch_data, delta_time.seconds);
// Check for direction based on updated reference position
if distance >= TOUCH_DIRECTION_THRESHOLD {
let direction = calculate_direction_from_delta(delta);
// Only send command if direction has changed
if touch_data.current_direction != Some(direction) {
touch_data.current_direction = Some(direction);
writer.write(GameEvent::Command(GameCommand::MovePlayer(direction)));
}
} else if touch_data.current_direction.is_some() {
touch_data.current_direction = None;
}
}
if let (false, CursorPosition::Some { remaining_time, .. }) = (cursor_seen, &mut *cursor) {
*remaining_time -= delta_time.0;
*remaining_time -= delta_time.seconds;
if *remaining_time <= 0.0 {
*cursor = CursorPosition::None;
}

View File

@@ -1,73 +1,137 @@
use bevy_ecs::{
entity::Entity,
event::{EventReader, EventWriter},
query::With,
system::{Commands, Query, ResMut},
event::Event,
observer::Trigger,
system::{Commands, NonSendMut, Res},
};
use strum_macros::IntoStaticStr;
use tracing::debug;
use crate::{
events::GameEvent,
systems::{AudioEvent, EntityType, GhostCollider, ItemCollider, PacmanCollider, ScoreResource, Vulnerable},
constants,
map::builder::Map,
systems::{common::bundles::ItemBundle, Collider, Position, Renderable, TimeToLive},
texture::{
sprite::SpriteAtlas,
sprites::{EffectSprite, GameSprite},
},
};
/// Determines if a collision between two entity types should be handled by the item system.
///
/// Returns `true` if one entity is a player and the other is a collectible item.
#[allow(dead_code)]
pub fn is_valid_item_collision(entity1: EntityType, entity2: EntityType) -> bool {
match (entity1, entity2) {
(EntityType::Player, entity) | (entity, EntityType::Player) => entity.is_collectible(),
_ => false,
use crate::{systems::common::components::EntityType, systems::ItemCollider};
use std::cmp::Ordering;
/// Tracks the number of pellets consumed by the player for fruit spawning mechanics.
#[derive(bevy_ecs::resource::Resource, Debug, Default)]
pub struct PelletCount(pub u32);
/// Represents the different fruit sprites that can appear as bonus items.
#[derive(IntoStaticStr, Debug, Clone, Copy, PartialEq, Eq, Hash)]
#[strum(serialize_all = "snake_case")]
pub enum FruitType {
Cherry,
Strawberry,
Orange,
Apple,
Melon,
Galaxian,
Bell,
Key,
}
impl PartialOrd for FruitType {
fn partial_cmp(&self, other: &Self) -> Option<Ordering> {
Some(self.cmp(other))
}
}
pub fn item_system(
mut commands: Commands,
mut collision_events: EventReader<GameEvent>,
mut score: ResMut<ScoreResource>,
pacman_query: Query<Entity, With<PacmanCollider>>,
item_query: Query<(Entity, &EntityType), With<ItemCollider>>,
ghost_query: Query<Entity, With<GhostCollider>>,
mut events: EventWriter<AudioEvent>,
) {
for event in collision_events.read() {
if let GameEvent::Collision(entity1, entity2) = event {
// Check if one is Pacman and the other is an item
let (_pacman_entity, item_entity) = if pacman_query.get(*entity1).is_ok() && item_query.get(*entity2).is_ok() {
(*entity1, *entity2)
} else if pacman_query.get(*entity2).is_ok() && item_query.get(*entity1).is_ok() {
(*entity2, *entity1)
} else {
continue;
};
impl Ord for FruitType {
fn cmp(&self, other: &Self) -> Ordering {
(self.score_value()).cmp(&other.score_value())
}
}
// Get the item type and update score
if let Ok((item_ent, entity_type)) = item_query.get(item_entity) {
if let Some(score_value) = entity_type.score_value() {
score.0 += score_value;
impl FruitType {
/// Returns the score value for this fruit type.
pub fn score_value(self) -> u32 {
match self {
FruitType::Cherry => 100,
FruitType::Strawberry => 300,
FruitType::Orange => 500,
FruitType::Apple => 700,
FruitType::Melon => 1000,
FruitType::Galaxian => 2000,
FruitType::Bell => 3000,
FruitType::Key => 5000,
}
}
// Remove the collected item
commands.entity(item_ent).despawn();
// Trigger audio if appropriate
if entity_type.is_collectible() {
events.write(AudioEvent::PlayEat);
}
// Make ghosts vulnerable when power pellet is collected
if *entity_type == EntityType::PowerPellet {
// Convert seconds to frames (assumes 60 FPS)
let total_ticks = 60 * 5;
// Add Vulnerable component to all ghosts
for ghost_entity in ghost_query.iter() {
commands.entity(ghost_entity).insert(Vulnerable {
remaining_ticks: total_ticks,
});
}
}
}
}
pub fn from_index(index: u8) -> Self {
match index {
0 => FruitType::Cherry,
1 => FruitType::Strawberry,
2 => FruitType::Orange,
3 => FruitType::Apple,
4 => FruitType::Melon,
5 => FruitType::Galaxian,
6 => FruitType::Bell,
7 => FruitType::Key,
_ => panic!("Invalid fruit index: {}", index),
}
}
}
/// Trigger to spawn a fruit
#[derive(Event, Clone, Copy, Debug)]
pub enum SpawnTrigger {
Fruit,
Bonus { position: Position, value: u32, ttl: u32 },
}
pub fn spawn_fruit_observer(
trigger: Trigger<SpawnTrigger>,
mut commands: Commands,
atlas: NonSendMut<SpriteAtlas>,
map: Res<Map>,
) {
let entity = match *trigger {
SpawnTrigger::Fruit => {
// Use cherry sprite as the default fruit (first fruit in original Pac-Man)
let sprite = &atlas
.get_tile(&GameSprite::Fruit(FruitType::from_index(0)).to_path())
.unwrap();
let bundle = ItemBundle {
position: map.start_positions.fruit_spawn,
sprite: Renderable {
sprite: *sprite,
layer: 1,
},
entity_type: EntityType::Fruit(FruitType::Cherry),
collider: Collider {
size: constants::collider::FRUIT_SIZE,
},
item_collider: ItemCollider,
};
commands.spawn(bundle)
}
SpawnTrigger::Bonus { position, value, ttl } => {
let sprite = &atlas
.get_tile(&GameSprite::Effect(EffectSprite::Bonus(value)).to_path())
.unwrap();
let bundle = (
position,
TimeToLive::new(ttl),
Renderable {
sprite: *sprite,
layer: 1,
},
EntityType::Effect,
);
commands.spawn(bundle)
}
};
debug!(entity = ?entity.id(), "Entity spawned via trigger");
}

33
src/systems/lifetime.rs Normal file
View File

@@ -0,0 +1,33 @@
use bevy_ecs::{
component::Component,
entity::Entity,
system::{Commands, Query, Res},
};
use crate::systems::DeltaTime;
/// Component for entities that should be automatically deleted after a certain number of ticks
#[derive(Component, Debug, Clone, Copy)]
pub struct TimeToLive {
pub remaining_ticks: u32,
}
impl TimeToLive {
pub fn new(ticks: u32) -> Self {
Self { remaining_ticks: ticks }
}
}
/// System that manages entities with TimeToLive components, decrementing their remaining ticks
/// and despawning them when they expire
pub fn time_to_live_system(mut commands: Commands, dt: Res<DeltaTime>, mut query: Query<(Entity, &mut TimeToLive)>) {
for (entity, mut ttl) in query.iter_mut() {
if ttl.remaining_ticks <= dt.ticks {
// Entity has expired, despawn it
commands.entity(entity).despawn();
} else {
// Decrement remaining time
ttl.remaining_ticks = ttl.remaining_ticks.saturating_sub(dt.ticks);
}
}
}

View File

@@ -1,34 +1,41 @@
//! The Entity-Component-System (ECS) module.
//!
//! This module contains all the ECS-related logic, including components, systems,
//! and resources.
//! This module contains all the systems in the game.
// These modules are excluded from coverage.
#[cfg_attr(coverage_nightly, coverage(off))]
pub mod audio;
pub mod blinking;
pub mod collision;
pub mod components;
#[cfg_attr(coverage_nightly, coverage(off))]
pub mod debug;
pub mod ghost;
#[cfg_attr(coverage_nightly, coverage(off))]
pub mod profiling;
#[cfg_attr(coverage_nightly, coverage(off))]
pub mod render;
mod animation;
mod collision;
pub mod common;
mod ghost;
mod hud;
pub mod input;
pub mod item;
pub mod lifetime;
pub mod movement;
pub mod player;
pub mod profiling;
pub mod render;
pub mod stage;
pub mod vulnerable;
pub mod state;
// Re-export all the modules. Do not fine-tune the exports.
pub use self::animation::*;
pub use self::audio::*;
pub use self::blinking::*;
pub use self::collision::*;
pub use self::components::*;
pub use self::common::*;
pub use self::debug::*;
pub use self::ghost::*;
pub use self::hud::*;
pub use self::input::*;
pub use self::item::*;
pub use self::lifetime::*;
pub use self::movement::*;
pub use self::player::*;
pub use self::profiling::*;
pub use self::render::*;
pub use self::stage::*;
pub use self::vulnerable::*;
pub use self::state::*;

View File

@@ -8,7 +8,7 @@ use glam::Vec2;
///
/// Nodes represent discrete movement targets in the maze. The index directly corresponds to the node's position in the
/// graph's internal storage arrays.
pub type NodeId = usize;
pub type NodeId = u16;
/// A component that represents the speed and cardinal direction of an entity.
/// Speed is static, only applied when the entity has an edge to traverse.
@@ -57,7 +57,7 @@ impl Position {
let pos = match &self {
Position::Stopped { node } => {
// Entity is stationary at a node
let node = graph.get_node(*node).ok_or(EntityError::NodeNotFound(*node))?;
let node = graph.get_node(*node).ok_or(EntityError::NodeNotFound(*node as usize))?;
node.position
}
Position::Moving {
@@ -66,11 +66,12 @@ impl Position {
remaining_distance,
} => {
// Entity is traveling between nodes
let from_node = graph.get_node(*from).ok_or(EntityError::NodeNotFound(*from))?;
let to_node = graph.get_node(*to).ok_or(EntityError::NodeNotFound(*to))?;
let edge = graph
.find_edge(*from, *to)
.ok_or(EntityError::EdgeNotFound { from: *from, to: *to })?;
let from_node = graph.get_node(*from).ok_or(EntityError::NodeNotFound(*from as usize))?;
let to_node = graph.get_node(*to).ok_or(EntityError::NodeNotFound(*to as usize))?;
let edge = graph.find_edge(*from, *to).ok_or(EntityError::EdgeNotFound {
from: *from as usize,
to: *to as usize,
})?;
// For zero-distance edges (tunnels), progress >= 1.0 means we're at the target
if edge.distance == 0.0 {

View File

@@ -1,21 +1,26 @@
use bevy_ecs::{
event::{EventReader, EventWriter},
component::Component,
event::EventReader,
query::{With, Without},
system::{Query, Res, ResMut},
system::{Query, Res, ResMut, Single},
};
use tracing::trace;
use crate::{
error::GameError,
events::{GameCommand, GameEvent},
map::{builder::Map, graph::Edge},
systems::{
components::{DeltaTime, EntityType, Frozen, GlobalState, MovementModifiers, PlayerControlled},
components::{DeltaTime, EntityType, Frozen, GlobalState, MovementModifiers},
debug::DebugState,
movement::{BufferedDirection, Position, Velocity},
AudioState,
},
};
/// A tag component for entities that are controlled by the player.
#[derive(Default, Component)]
pub struct PlayerControlled;
pub fn can_traverse(entity_type: EntityType, edge: Edge) -> bool {
let entity_flags = entity_type.traversal_flags();
edge.traversal_flags.contains(entity_flags)
@@ -27,48 +32,40 @@ pub fn can_traverse(entity_type: EntityType, edge: Edge) -> bool {
/// toggling, audio muting, and game exit requests. Movement commands are buffered
/// to allow direction changes before reaching intersections, improving gameplay
/// responsiveness. Non-movement commands immediately modify global game state.
#[allow(clippy::type_complexity)]
pub fn player_control_system(
mut events: EventReader<GameEvent>,
mut state: ResMut<GlobalState>,
mut debug_state: ResMut<DebugState>,
mut audio_state: ResMut<AudioState>,
mut players: Query<&mut BufferedDirection, (With<PlayerControlled>, Without<Frozen>)>,
mut errors: EventWriter<GameError>,
mut player: Option<Single<&mut BufferedDirection, (With<PlayerControlled>, Without<Frozen>)>>,
) {
// Handle events
for event in events.read() {
if let GameEvent::Command(command) = event {
match command {
GameCommand::MovePlayer(direction) => {
// Get the player's movable component (ensuring there is only one player)
let mut buffered_direction = match players.single_mut() {
Ok(tuple) => tuple,
Err(e) => {
errors.write(GameError::InvalidState(format!(
"No/multiple entities queried for player system: {}",
e
)));
return;
}
};
let GameEvent::Command(command) = event;
*buffered_direction = BufferedDirection::Some {
match command {
GameCommand::MovePlayer(direction) => {
// Only handle movement if there's an unfrozen player
if let Some(player_single) = player.as_mut() {
trace!(direction = ?*direction, "Player direction buffered for movement");
***player_single = BufferedDirection::Some {
direction: *direction,
remaining_time: 0.25,
};
}
GameCommand::Exit => {
state.exit = true;
}
GameCommand::ToggleDebug => {
debug_state.enabled = !debug_state.enabled;
}
GameCommand::MuteAudio => {
audio_state.muted = !audio_state.muted;
tracing::info!("Audio {}", if audio_state.muted { "muted" } else { "unmuted" });
}
_ => {}
}
GameCommand::Exit => {
state.exit = true;
}
GameCommand::ToggleDebug => {
debug_state.enabled = !debug_state.enabled;
}
GameCommand::MuteAudio => {
audio_state.muted = !audio_state.muted;
tracing::info!("Audio {}", if audio_state.muted { "muted" } else { "unmuted" });
}
_ => {}
}
}
}
@@ -86,6 +83,7 @@ pub fn player_movement_system(
(&MovementModifiers, &mut Position, &mut Velocity, &mut BufferedDirection),
(With<PlayerControlled>, Without<Frozen>),
>,
mut last_stopped_node: bevy_ecs::system::Local<Option<crate::systems::movement::NodeId>>,
) {
for (modifiers, mut position, mut velocity, mut buffered_direction) in entities.iter_mut() {
// Decrement the buffered direction remaining time
@@ -95,16 +93,17 @@ pub fn player_movement_system(
} = *buffered_direction
{
if remaining_time <= 0.0 {
trace!("Buffered direction expired");
*buffered_direction = BufferedDirection::None;
} else {
*buffered_direction = BufferedDirection::Some {
direction,
remaining_time: remaining_time - delta_time.0,
remaining_time: remaining_time - delta_time.seconds,
};
}
}
let mut distance = velocity.speed * modifiers.speed_multiplier * 60.0 * delta_time.0;
let mut distance = velocity.speed * modifiers.speed_multiplier * 60.0 * delta_time.seconds;
loop {
match *position {
@@ -115,6 +114,8 @@ pub fn player_movement_system(
if let Some(edge) = map.graph.find_edge_in_direction(position.current_node(), direction) {
// If there is an edge in that direction (and it's traversable), start moving towards it and consume the buffered direction.
if can_traverse(EntityType::Player, edge) {
trace!(from = position.current_node(), to = edge.target, direction = ?direction, "Player started moving using buffered direction");
*last_stopped_node = None; // Reset stopped state when starting to move
velocity.direction = edge.direction;
*position = Position::Moving {
from: position.current_node(),
@@ -129,6 +130,8 @@ pub fn player_movement_system(
// If there is no buffered direction (or it's not yet valid), continue in the current direction.
if let Some(edge) = map.graph.find_edge_in_direction(position.current_node(), velocity.direction) {
if can_traverse(EntityType::Player, edge) {
trace!(from = position.current_node(), to = edge.target, direction = ?velocity.direction, "Player continued in current direction");
*last_stopped_node = None; // Reset stopped state when starting to move
velocity.direction = edge.direction;
*position = Position::Moving {
from: position.current_node(),
@@ -138,6 +141,11 @@ pub fn player_movement_system(
}
} else {
// No edge in our current direction either, erase the buffered direction and stop.
let current_node = position.current_node();
if *last_stopped_node != Some(current_node) {
trace!(node = current_node, direction = ?velocity.direction, "Player stopped - no valid edge in current direction");
*last_stopped_node = Some(current_node);
}
*buffered_direction = BufferedDirection::None;
break;
}
@@ -155,14 +163,23 @@ pub fn player_movement_system(
}
/// Applies tunnel slowdown based on the current node tile
pub fn player_tunnel_slowdown_system(map: Res<Map>, mut q: Query<(&Position, &mut MovementModifiers), With<PlayerControlled>>) {
if let Ok((position, mut modifiers)) = q.single_mut() {
let node = position.current_node();
let in_tunnel = map
.tile_at_node(node)
.map(|t| t == crate::constants::MapTile::Tunnel)
.unwrap_or(false);
modifiers.tunnel_slowdown_active = in_tunnel;
modifiers.speed_multiplier = if in_tunnel { 0.6 } else { 1.0 };
pub fn player_tunnel_slowdown_system(map: Res<Map>, player: Single<(&Position, &mut MovementModifiers), With<PlayerControlled>>) {
let (position, mut modifiers) = player.into_inner();
let node = position.current_node();
let in_tunnel = map
.tile_at_node(node)
.map(|t| t == crate::constants::MapTile::Tunnel)
.unwrap_or(false);
if modifiers.tunnel_slowdown_active != in_tunnel {
trace!(
node,
in_tunnel,
speed_multiplier = if in_tunnel { 0.6 } else { 1.0 },
"Player tunnel slowdown state changed"
);
}
modifiers.tunnel_slowdown_active = in_tunnel;
modifiers.speed_multiplier = if in_tunnel { 0.6 } else { 1.0 };
}

View File

@@ -1,14 +1,14 @@
use bevy_ecs::system::IntoSystem;
use bevy_ecs::{resource::Resource, system::System};
use circular_buffer::CircularBuffer;
use micromap::Map;
use num_width::NumberWidth;
use parking_lot::{Mutex, RwLock};
use parking_lot::Mutex;
use smallvec::SmallVec;
use std::fmt::Display;
use std::sync::atomic::{AtomicU64, Ordering};
use std::time::Duration;
use strum::EnumCount;
use strum_macros::{EnumCount, IntoStaticStr};
use strum::{EnumCount, IntoEnumIterator};
use strum_macros::{EnumCount, EnumIter, IntoStaticStr};
use thousands::Separable;
/// The maximum number of systems that can be profiled. Must not be exceeded, or it will panic.
@@ -16,8 +16,132 @@ const MAX_SYSTEMS: usize = SystemId::COUNT;
/// The number of durations to keep in the circular buffer.
const TIMING_WINDOW_SIZE: usize = 30;
#[derive(EnumCount, IntoStaticStr, Debug, PartialEq, Eq, Hash, Copy, Clone)]
/// A timing buffer that tracks durations and automatically inserts zero durations for skipped ticks.
#[derive(Debug, Default)]
pub struct TimingBuffer {
/// Circular buffer storing timing durations
buffer: CircularBuffer<TIMING_WINDOW_SIZE, Duration>,
/// The last tick when this buffer was updated
last_tick: u64,
}
impl TimingBuffer {
/// Adds a timing duration for the current tick.
///
/// # Panics
///
/// Panics if `current_tick` is less than `last_tick`, indicating time went backwards.
pub fn add_timing(&mut self, duration: Duration, current_tick: u64) {
if current_tick < self.last_tick {
panic!(
"Time went backwards: current_tick ({}) < last_tick ({})",
current_tick, self.last_tick
);
}
// Insert zero durations for any skipped ticks (but not the current tick)
if current_tick > self.last_tick {
let skipped_ticks = current_tick - self.last_tick - 1;
for _ in 0..skipped_ticks {
self.buffer.push_back(Duration::ZERO);
}
}
// Add the actual timing
self.buffer.push_back(duration);
self.last_tick = current_tick;
}
/// Gets the most recent timing from the buffer.
pub fn get_most_recent_timing(&self) -> Duration {
self.buffer.back().copied().unwrap_or(Duration::ZERO)
}
/// Gets statistics for this timing buffer.
///
/// # Panics
///
/// Panics if `current_tick` is less than `last_tick`, indicating time went backwards.
pub fn get_stats(&mut self, current_tick: u64) -> (Duration, Duration) {
// Insert zero durations for any skipped ticks since last update (but not the current tick)
if current_tick > self.last_tick {
let skipped_ticks = current_tick - self.last_tick - 1;
for _ in 0..skipped_ticks {
self.buffer.push_back(Duration::ZERO);
}
self.last_tick = current_tick;
}
// Calculate statistics using Welford's algorithm
let mut sample_count = 0u16;
let mut running_mean = 0.0;
let mut sum_squared_diff = 0.0;
let skip = self.last_tick.saturating_sub(current_tick);
for duration in self.buffer.iter().skip(skip as usize) {
let duration_secs = duration.as_secs_f32();
sample_count += 1;
let diff_from_mean = duration_secs - running_mean;
running_mean += diff_from_mean / sample_count as f32;
let diff_from_new_mean = duration_secs - running_mean;
sum_squared_diff += diff_from_mean * diff_from_new_mean;
}
if sample_count > 0 {
let variance = if sample_count > 1 {
sum_squared_diff / (sample_count - 1) as f32
} else {
0.0
};
(
Duration::from_secs_f32(running_mean),
Duration::from_secs_f32(variance.sqrt()),
)
} else {
(Duration::ZERO, Duration::ZERO)
}
}
}
/// A resource that tracks the current game tick using an atomic counter.
/// This ensures thread-safe access to the tick counter across systems.
#[derive(Resource, Debug)]
pub struct Timing {
/// Atomic counter for the current game tick
current_tick: AtomicU64,
}
impl Timing {
/// Creates a new Timing resource starting at tick 0
pub fn new() -> Self {
Self {
current_tick: AtomicU64::new(0),
}
}
/// Gets the current tick value
pub fn get_current_tick(&self) -> u64 {
self.current_tick.load(Ordering::Relaxed)
}
/// Increments the tick counter and returns the new value
pub fn increment_tick(&self) -> u64 {
self.current_tick.fetch_add(1, Ordering::Relaxed) + 1
}
}
impl Default for Timing {
fn default() -> Self {
Self::new()
}
}
#[derive(EnumCount, EnumIter, IntoStaticStr, Debug, PartialEq, Eq, Hash, Copy, Clone)]
pub enum SystemId {
Total,
Input,
PlayerControls,
Ghost,
@@ -25,6 +149,7 @@ pub enum SystemId {
Audio,
Blinking,
DirectionalRender,
LinearRender,
DirtyRender,
HudRender,
Render,
@@ -35,131 +160,154 @@ pub enum SystemId {
PlayerMovement,
GhostCollision,
Stage,
GhostStateAnimation,
EatenGhost,
TimeToLive,
}
impl Display for SystemId {
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
// Use strum_macros::IntoStaticStr to get the static string
write!(f, "{}", Into::<&'static str>::into(self).to_ascii_lowercase())
}
}
#[derive(Resource, Default, Debug)]
#[derive(Resource, Debug)]
pub struct SystemTimings {
/// Map of system names to a queue of durations, using a circular buffer.
///
/// Uses a RwLock to allow multiple readers for the HashMap, and a Mutex on the circular buffer for exclusive access.
/// This is probably overkill, but it's fun to play with.
///
/// Also, we use a micromap::Map as the number of systems is generally quite small.
/// Just make sure to set the capacity appropriately, or it will panic.
pub timings: RwLock<Map<SystemId, Mutex<CircularBuffer<TIMING_WINDOW_SIZE, Duration>>, MAX_SYSTEMS>>,
/// Statically sized map of system names to timing buffers.
pub timings: micromap::Map<SystemId, Mutex<TimingBuffer>, MAX_SYSTEMS>,
}
impl Default for SystemTimings {
fn default() -> Self {
let mut timings = micromap::Map::new();
// Pre-populate with all SystemId variants to avoid runtime allocations
for id in SystemId::iter() {
timings.insert(id, Mutex::new(TimingBuffer::default()));
}
Self { timings }
}
}
impl SystemTimings {
pub fn add_timing(&self, id: SystemId, duration: Duration) {
// acquire a upgradable read lock
let mut timings = self.timings.upgradable_read();
// happy path, the name is already in the map (no need to mutate the hashmap)
if timings.contains_key(&id) {
let queue = timings
.get(&id)
.expect("System name not found in map after contains_key check");
let mut queue = queue.lock();
queue.push_back(duration);
return;
}
// otherwise, acquire a write lock and insert a new queue
timings.with_upgraded(|timings| {
let queue = timings.entry(id).or_insert_with(|| Mutex::new(CircularBuffer::new()));
queue.lock().push_back(duration);
});
pub fn add_timing(&self, id: SystemId, duration: Duration, current_tick: u64) {
// Since all SystemId variants are pre-populated, we can use a simple read lock
let buffer = self
.timings
.get(&id)
.expect("SystemId not found in pre-populated map - this is a bug");
buffer.lock().add_timing(duration, current_tick);
}
pub fn get_stats(&self) -> Map<SystemId, (Duration, Duration), MAX_SYSTEMS> {
let timings = self.timings.read();
let mut stats = Map::new();
/// Add timing for the Total system (total frame time including scheduler.run)
pub fn add_total_timing(&self, duration: Duration, current_tick: u64) {
self.add_timing(SystemId::Total, duration, current_tick);
}
for (id, queue) in timings.iter() {
if queue.lock().is_empty() {
continue;
}
pub fn get_stats(&self, current_tick: u64) -> micromap::Map<SystemId, (Duration, Duration), MAX_SYSTEMS> {
let mut stats = micromap::Map::new();
let durations: Vec<f64> = queue.lock().iter().map(|d| d.as_secs_f64() * 1000.0).collect();
let count = durations.len() as f64;
// Iterate over all SystemId variants to ensure every system has an entry
for id in SystemId::iter() {
let buffer = self
.timings
.get(&id)
.expect("SystemId not found in pre-populated map - this is a bug");
let sum: f64 = durations.iter().sum();
let mean = sum / count;
let variance = durations.iter().map(|x| (x - mean).powi(2)).sum::<f64>() / count;
let std_dev = variance.sqrt();
stats.insert(
*id,
(
Duration::from_secs_f64(mean / 1000.0),
Duration::from_secs_f64(std_dev / 1000.0),
),
);
let (average, standard_deviation) = buffer.lock().get_stats(current_tick);
stats.insert(id, (average, standard_deviation));
}
stats
}
pub fn get_total_stats(&self) -> (Duration, Duration) {
let timings = self.timings.read();
let mut all_durations = Vec::new();
pub fn format_timing_display(&self, current_tick: u64) -> SmallVec<[String; SystemId::COUNT]> {
let stats = self.get_stats(current_tick);
for queue in timings.values() {
all_durations.extend(queue.lock().iter().map(|d| d.as_secs_f64() * 1000.0));
}
if all_durations.is_empty() {
return (Duration::ZERO, Duration::ZERO);
}
let count = all_durations.len() as f64;
let sum: f64 = all_durations.iter().sum();
let mean = sum / count;
let variance = all_durations.iter().map(|x| (x - mean).powi(2)).sum::<f64>() / count;
let std_dev = variance.sqrt();
(
Duration::from_secs_f64(mean / 1000.0),
Duration::from_secs_f64(std_dev / 1000.0),
)
}
pub fn format_timing_display(&self) -> SmallVec<[String; SystemId::COUNT]> {
let stats = self.get_stats();
let (total_avg, total_std) = self.get_total_stats();
// Get the Total system metrics instead of averaging all systems
let (total_avg, total_std) = stats
.get(&SystemId::Total)
.copied()
.unwrap_or((Duration::ZERO, Duration::ZERO));
let effective_fps = match 1.0 / total_avg.as_secs_f64() {
f if f > 100.0 => (f as u32).separate_with_commas(),
f if f > 100.0 => format!("{:>5} FPS", (f as u32).separate_with_commas()),
f if f < 10.0 => format!("{:.1} FPS", f),
f => format!("{:.0} FPS", f),
f => format!("{:5.0} FPS", f),
};
// Collect timing data for formatting
let mut timing_data = Vec::new();
let mut timing_data = vec![(effective_fps, total_avg, total_std)];
// Add total stats
timing_data.push((effective_fps, total_avg, total_std));
// Add top 5 most expensive systems
let mut sorted_stats: Vec<_> = stats.iter().collect();
// Sort the stats by average duration, excluding the Total system
let mut sorted_stats: Vec<_> = stats.iter().filter(|(id, _)| **id != SystemId::Total).collect();
sorted_stats.sort_by(|a, b| b.1 .0.cmp(&a.1 .0));
for (name, (avg, std_dev)) in sorted_stats.iter().take(5) {
// Add the top 7 most expensive systems (excluding Total)
for (name, (avg, std_dev)) in sorted_stats.iter().take(9) {
timing_data.push((name.to_string(), *avg, *std_dev));
}
// Use the formatting module to format the data
format_timing_display(timing_data)
}
/// Returns a list of systems with their timings, likely responsible for slow frame timings.
///
/// First, checks if any systems took longer than 2ms on the most recent tick.
/// If none exceed 2ms, accumulates systems until the top 30% of total timing
/// is reached, stopping at 5 systems maximum.
///
/// Returns tuples of (SystemId, Duration) in a SmallVec capped at 5 items.
pub fn get_slowest_systems(&self) -> SmallVec<[(SystemId, Duration); 5]> {
let mut system_timings: Vec<(SystemId, Duration)> = Vec::new();
let mut total_duration = Duration::ZERO;
// Collect most recent timing for each system (excluding Total)
for id in SystemId::iter() {
if id == SystemId::Total {
continue;
}
if let Some(buffer) = self.timings.get(&id) {
let recent_timing = buffer.lock().get_most_recent_timing();
system_timings.push((id, recent_timing));
total_duration += recent_timing;
}
}
// Sort by duration (highest first)
system_timings.sort_by(|a, b| b.1.cmp(&a.1));
// Check for systems over 2ms threshold
let over_threshold: SmallVec<[(SystemId, Duration); 5]> = system_timings
.iter()
.filter(|(_, duration)| duration.as_millis() >= 2)
.copied()
.collect();
if !over_threshold.is_empty() {
return over_threshold;
}
// Accumulate top systems until 30% of total is reached (max 5 systems)
let threshold = total_duration.as_nanos() as f64 * 0.3;
let mut accumulated = 0u128;
let mut result = SmallVec::new();
for (id, duration) in system_timings.iter().take(5) {
result.push((*id, *duration));
accumulated += duration.as_nanos();
if accumulated as f64 >= threshold {
break;
}
}
result
}
}
pub fn profile<S, M>(id: SystemId, system: S) -> impl FnMut(&mut bevy_ecs::world::World)
@@ -178,8 +326,9 @@ where
system.run((), world);
let duration = start.elapsed();
if let Some(timings) = world.get_resource::<SystemTimings>() {
timings.add_timing(id, duration);
if let (Some(timings), Some(timing)) = (world.get_resource::<SystemTimings>(), world.get_resource::<Timing>()) {
let current_tick = timing.get_current_tick();
timings.add_timing(id, duration, current_tick);
}
}
}
@@ -251,17 +400,22 @@ pub fn format_timing_display(
})
.collect::<SmallVec<[Entry; 12]>>();
let (max_name_width, max_avg_int_width, max_avg_decimal_width, max_std_int_width, max_std_decimal_width) = entries
.iter()
.fold((0, 0, 3, 0, 3), |(name_w, avg_int_w, avg_dec_w, std_int_w, std_dec_w), e| {
(
name_w.max(e.name.len()),
avg_int_w.max(e.avg_int.width() as usize),
avg_dec_w.max(e.avg_decimal.width() as usize),
std_int_w.max(e.std_int.width() as usize),
std_dec_w.max(e.std_decimal.width() as usize),
)
});
let (max_avg_int_width, max_avg_decimal_width, max_std_int_width, max_std_decimal_width) =
entries
.iter()
.fold((0, 3, 0, 3), |(avg_int_w, avg_dec_w, std_int_w, std_dec_w), e| {
(
avg_int_w.max(e.avg_int.width() as usize),
avg_dec_w.max(e.avg_decimal.width() as usize),
std_int_w.max(e.std_int.width() as usize),
std_dec_w.max(e.std_decimal.width() as usize),
)
});
let max_name_width = SystemId::iter()
.map(|id| id.to_string().len())
.max()
.expect("SystemId::iter() returned an empty iterator");
entries.iter().map(|e| {
format!(

View File

@@ -1,23 +1,31 @@
use crate::constants::CANVAS_SIZE;
use crate::error::{GameError, TextureError};
use crate::map::builder::Map;
use crate::systems::{
DebugState, DebugTextureResource, DeltaTime, DirectionalAnimated, Position, Renderable, ScoreResource, StartupSequence,
Velocity,
debug_render_system, BatchedLinesResource, Collider, CursorPosition, DebugState, DebugTextureResource, Position, SystemId,
SystemTimings, TtfAtlasResource,
};
use crate::texture::sprite::SpriteAtlas;
use crate::texture::text::TextTexture;
use crate::texture::sprite::{AtlasTile, SpriteAtlas};
use bevy_ecs::component::Component;
use bevy_ecs::entity::Entity;
use bevy_ecs::event::EventWriter;
use bevy_ecs::query::{Changed, Or, Without};
use bevy_ecs::query::{Changed, Or, With};
use bevy_ecs::removal_detection::RemovedComponents;
use bevy_ecs::resource::Resource;
use bevy_ecs::system::{NonSendMut, Query, Res, ResMut};
use sdl2::pixels::Color;
use glam::Vec2;
use sdl2::rect::{Point, Rect};
use sdl2::render::{BlendMode, Canvas, Texture};
use sdl2::video::Window;
use std::time::Instant;
/// A component for entities that have a sprite, with a layer for ordering.
///
/// This is intended to be modified by other entities allowing animation.
#[derive(Component)]
pub struct Renderable {
pub sprite: AtlasTile,
pub layer: u8,
}
#[derive(Resource, Default)]
pub struct RenderDirty(pub bool);
@@ -25,171 +33,253 @@ pub struct RenderDirty(pub bool);
#[derive(Component)]
pub struct Hidden;
/// A component that controls entity visibility in the render system.
///
/// Entities without this component are considered visible by default.
/// This allows for efficient rendering where only entities that need
/// visibility control have this component.
#[derive(Component, Debug, Clone, Copy, PartialEq, Eq)]
pub struct Visibility(pub bool);
impl Default for Visibility {
fn default() -> Self {
Self(true) // Default to visible
}
}
impl Visibility {
/// Creates a visible Visibility component
pub fn visible() -> Self {
Self(true)
}
/// Creates a hidden Visibility component
pub fn hidden() -> Self {
Self(false)
}
/// Returns true if the entity is visible
pub fn is_visible(&self) -> bool {
self.0
}
/// Returns true if the entity is hidden
#[allow(dead_code)] // Used in tests
pub fn is_hidden(&self) -> bool {
!self.0
}
/// Makes the entity visible
pub fn show(&mut self) {
self.0 = true;
}
/// Toggles the visibility state
pub fn toggle(&mut self) {
self.0 = !self.0;
}
}
/// Enum to identify which texture is being rendered to in the combined render system
#[derive(Debug, Clone, Copy)]
enum RenderTarget {
Backbuffer,
Debug,
}
#[allow(clippy::type_complexity)]
pub fn dirty_render_system(
mut dirty: ResMut<RenderDirty>,
changed: Query<(), Or<(Changed<Renderable>, Changed<Position>)>>,
removed_hidden: RemovedComponents<Hidden>,
changed: Query<(), Or<(Changed<Renderable>, Changed<Position>, Changed<Visibility>)>>,
removed_renderables: RemovedComponents<Renderable>,
) {
if !changed.is_empty() || !removed_hidden.is_empty() || !removed_renderables.is_empty() {
if changed.iter().count() > 0 || !removed_renderables.is_empty() {
dirty.0 = true;
}
}
/// Updates the directional animated texture of an entity.
///
/// This runs before the render system so it can update the sprite based on the current direction of travel, as well as whether the entity is moving.
pub fn directional_render_system(
dt: Res<DeltaTime>,
mut renderables: Query<(&Position, &Velocity, &mut DirectionalAnimated, &mut Renderable)>,
mut errors: EventWriter<GameError>,
) {
for (position, velocity, mut texture, mut renderable) in renderables.iter_mut() {
let stopped = matches!(position, Position::Stopped { .. });
let current_direction = velocity.direction;
/// Component for Renderables to store an exact pixel position
#[derive(Component)]
pub struct PixelPosition {
pub pixel_position: Vec2,
}
let texture = if stopped {
texture.stopped_textures[current_direction.as_usize()].as_mut()
/// A non-send resource for the map texture. This just wraps the texture with a type so it can be differentiated when exposed as a resource.
pub struct MapTextureResource(pub Texture);
/// A non-send resource for the backbuffer texture. This just wraps the texture with a type so it can be differentiated when exposed as a resource.
pub struct BackbufferResource(pub Texture);
#[allow(clippy::too_many_arguments)]
#[allow(clippy::type_complexity)]
pub fn render_system(
canvas: &mut Canvas<Window>,
map_texture: &NonSendMut<MapTextureResource>,
atlas: &mut SpriteAtlas,
map: &Res<Map>,
dirty: &Res<RenderDirty>,
renderables: &Query<
(
Entity,
&Renderable,
Option<&Position>,
Option<&PixelPosition>,
Option<&Visibility>,
),
Or<(With<Position>, With<PixelPosition>)>,
>,
errors: &mut EventWriter<GameError>,
) {
if !dirty.0 {
return;
}
// Clear the backbuffer
canvas.set_draw_color(sdl2::pixels::Color::BLACK);
canvas.clear();
// Copy the pre-rendered map texture to the backbuffer
if let Err(e) = canvas.copy(&map_texture.0, None, None) {
errors.write(TextureError::RenderFailed(e.to_string()).into());
}
// Collect and filter visible entities, then sort by layer
let mut visible_entities: Vec<_> = renderables
.iter()
.filter(|(_, _, _, _, visibility)| visibility.copied().unwrap_or_default().is_visible())
.collect();
visible_entities.sort_by_key(|(_, renderable, _, _, _)| renderable.layer);
visible_entities.reverse();
// Render all visible entities to the backbuffer
for (_entity, renderable, position, pixel_position, _visibility) in visible_entities {
let pos = if let Some(position) = position {
position.get_pixel_position(&map.graph)
} else {
texture.textures[current_direction.as_usize()].as_mut()
Ok(pixel_position
.expect("Pixel position should be present via query filtering, but got None on both")
.pixel_position)
};
if let Some(texture) = texture {
if !stopped {
texture.tick(dt.0);
match pos {
Ok(pos) => {
let dest = Rect::from_center(
Point::from((pos.x as i32, pos.y as i32)),
renderable.sprite.size.x as u32,
renderable.sprite.size.y as u32,
);
renderable
.sprite
.render(canvas, atlas, dest)
.err()
.map(|e| errors.write(TextureError::RenderFailed(e.to_string()).into()));
}
let new_tile = *texture.current_tile();
if renderable.sprite != new_tile {
renderable.sprite = new_tile;
Err(e) => {
errors.write(e);
}
} else {
errors.write(TextureError::RenderFailed("Entity has no texture".to_string()).into());
continue;
}
}
}
/// A non-send resource for the map texture. This just wraps the texture with a type so it can be differentiated when exposed as a resource.
pub struct MapTextureResource(pub Texture<'static>);
/// A non-send resource for the backbuffer texture. This just wraps the texture with a type so it can be differentiated when exposed as a resource.
pub struct BackbufferResource(pub Texture<'static>);
/// Renders the HUD (score, lives, etc.) on top of the game.
pub fn hud_render_system(
mut backbuffer: NonSendMut<BackbufferResource>,
mut canvas: NonSendMut<&mut Canvas<Window>>,
mut atlas: NonSendMut<SpriteAtlas>,
score: Res<ScoreResource>,
startup: Res<StartupSequence>,
mut errors: EventWriter<GameError>,
) {
let _ = canvas.with_texture_canvas(&mut backbuffer.0, |canvas| {
let mut text_renderer = TextTexture::new(1.0);
// Render lives and high score text in white
let lives = 3; // TODO: Get from actual lives resource
let lives_text = format!("{lives}UP HIGH SCORE ");
let lives_position = glam::UVec2::new(4 + 8 * 3, 2); // x_offset + lives_offset * 8, y_offset
if let Err(e) = text_renderer.render(canvas, &mut atlas, &lives_text, lives_position) {
errors.write(TextureError::RenderFailed(format!("Failed to render lives text: {}", e)).into());
}
// Render score text in yellow (Pac-Man's color)
let score_text = format!("{:02}", score.0);
let score_offset = 7 - (score_text.len() as i32);
let score_position = glam::UVec2::new(4 + 8 * score_offset as u32, 10); // x_offset + score_offset * 8, 8 + y_offset
if let Err(e) = text_renderer.render(canvas, &mut atlas, &score_text, score_position) {
errors.write(TextureError::RenderFailed(format!("Failed to render score text: {}", e)).into());
}
// Render text based on StartupSequence stage
if matches!(
*startup,
StartupSequence::TextOnly { .. } | StartupSequence::CharactersVisible { .. }
) {
let ready_text = "READY!";
let ready_width = text_renderer.text_width(ready_text);
let ready_position = glam::UVec2::new((CANVAS_SIZE.x - ready_width) / 2, 160);
if let Err(e) = text_renderer.render_with_color(canvas, &mut atlas, ready_text, ready_position, Color::YELLOW) {
errors.write(TextureError::RenderFailed(format!("Failed to render READY text: {}", e)).into());
}
if matches!(*startup, StartupSequence::TextOnly { .. }) {
let player_one_text = "PLAYER ONE";
let player_one_width = text_renderer.text_width(player_one_text);
let player_one_position = glam::UVec2::new((CANVAS_SIZE.x - player_one_width) / 2, 113);
if let Err(e) =
text_renderer.render_with_color(canvas, &mut atlas, player_one_text, player_one_position, Color::CYAN)
{
errors.write(TextureError::RenderFailed(format!("Failed to render PLAYER ONE text: {}", e)).into());
}
}
}
});
}
/// Combined render system that renders to both backbuffer and debug textures in a single
/// with_multiple_texture_canvas call for reduced overhead
#[allow(clippy::too_many_arguments)]
pub fn render_system(
#[allow(clippy::type_complexity)]
pub fn combined_render_system(
mut canvas: NonSendMut<&mut Canvas<Window>>,
map_texture: NonSendMut<MapTextureResource>,
mut backbuffer: NonSendMut<BackbufferResource>,
mut debug_texture: NonSendMut<DebugTextureResource>,
mut atlas: NonSendMut<SpriteAtlas>,
mut ttf_atlas: NonSendMut<TtfAtlasResource>,
batched_lines: Res<BatchedLinesResource>,
debug_state: Res<DebugState>,
timings: Res<SystemTimings>,
timing: Res<crate::systems::profiling::Timing>,
map: Res<Map>,
dirty: Res<RenderDirty>,
renderables: Query<(Entity, &Renderable, &Position), Without<Hidden>>,
renderables: Query<
(
Entity,
&Renderable,
Option<&Position>,
Option<&PixelPosition>,
Option<&Visibility>,
),
Or<(With<Position>, With<PixelPosition>)>,
>,
colliders: Query<(&Collider, &Position)>,
cursor: Res<CursorPosition>,
mut errors: EventWriter<GameError>,
) {
if !dirty.0 {
return;
}
// Render to backbuffer
canvas
.with_texture_canvas(&mut backbuffer.0, |backbuffer_canvas| {
// Clear the backbuffer
backbuffer_canvas.set_draw_color(sdl2::pixels::Color::BLACK);
backbuffer_canvas.clear();
// Copy the pre-rendered map texture to the backbuffer
if let Err(e) = backbuffer_canvas.copy(&map_texture.0, None, None) {
errors.write(TextureError::RenderFailed(e.to_string()).into());
// Prepare textures and render targets
let textures = [
(&mut backbuffer.0, RenderTarget::Backbuffer),
(&mut debug_texture.0, RenderTarget::Debug),
];
// Record timing for each system independently
let mut render_duration = None;
let mut debug_render_duration = None;
let result = canvas.with_multiple_texture_canvas(textures.iter(), |texture_canvas, render_target| match render_target {
RenderTarget::Backbuffer => {
let start_time = Instant::now();
render_system(
texture_canvas,
&map_texture,
&mut atlas,
&map,
&dirty,
&renderables,
&mut errors,
);
render_duration = Some(start_time.elapsed());
}
RenderTarget::Debug => {
if !debug_state.enabled {
return;
}
// Render all entities to the backbuffer
for (_, renderable, position) in renderables
.iter()
.sort_by_key::<(Entity, &Renderable, &Position), _>(|(_, renderable, _)| renderable.layer)
.rev()
{
let pos = position.get_pixel_position(&map.graph);
match pos {
Ok(pos) => {
let dest = Rect::from_center(
Point::from((pos.x as i32, pos.y as i32)),
renderable.sprite.size.x as u32,
renderable.sprite.size.y as u32,
);
let start_time = Instant::now();
renderable
.sprite
.render(backbuffer_canvas, &mut atlas, dest)
.err()
.map(|e| errors.write(TextureError::RenderFailed(e.to_string()).into()));
}
Err(e) => {
errors.write(e);
}
}
}
})
.err()
.map(|e| errors.write(TextureError::RenderFailed(e.to_string()).into()));
debug_render_system(
texture_canvas,
&mut ttf_atlas,
&batched_lines,
&debug_state,
&timings,
&timing,
&map,
&colliders,
&cursor,
);
canvas.copy(&backbuffer.0, None, None).unwrap();
debug_render_duration = Some(start_time.elapsed());
}
});
if let Err(e) = result {
errors.write(TextureError::RenderFailed(e.to_string()).into());
}
// Record timings for each system independently
let current_tick = timing.get_current_tick();
if let Some(duration) = render_duration {
timings.add_timing(SystemId::Render, duration, current_tick);
}
if let Some(duration) = debug_render_duration {
timings.add_timing(SystemId::DebugRender, duration, current_tick);
}
}
pub fn present_system(

View File

@@ -1,97 +0,0 @@
use bevy_ecs::{
entity::Entity,
query::With,
resource::Resource,
system::{Commands, Query, ResMut},
};
use tracing::debug;
use crate::systems::{Blinking, Frozen, GhostCollider, Hidden, PlayerControlled};
#[derive(Resource, Debug, Clone, Copy)]
pub enum StartupSequence {
/// Stage 1: Text-only stage
/// - Player & ghosts are hidden
/// - READY! and PLAYER ONE text are shown
/// - Energizers do not blink
TextOnly {
/// Remaining ticks in this stage
remaining_ticks: u32,
},
/// Stage 2: Characters visible stage
/// - PLAYER ONE text is hidden, READY! text remains
/// - Ghosts and Pac-Man are now shown
CharactersVisible {
/// Remaining ticks in this stage
remaining_ticks: u32,
},
/// Stage 3: Game begins
/// - Final state, game is fully active
GameActive,
}
impl StartupSequence {
/// Creates a new StartupSequence with the specified duration in ticks
pub fn new(text_only_ticks: u32, _characters_visible_ticks: u32) -> Self {
Self::TextOnly {
remaining_ticks: text_only_ticks,
}
}
/// Ticks the timer by one frame, returning transition information if state changes
pub fn tick(&mut self) -> Option<(StartupSequence, StartupSequence)> {
match self {
StartupSequence::TextOnly { remaining_ticks } => {
if *remaining_ticks > 0 {
*remaining_ticks -= 1;
None
} else {
let from = *self;
*self = StartupSequence::CharactersVisible {
remaining_ticks: 60, // 1 second at 60 FPS
};
Some((from, *self))
}
}
StartupSequence::CharactersVisible { remaining_ticks } => {
if *remaining_ticks > 0 {
*remaining_ticks -= 1;
None
} else {
let from = *self;
*self = StartupSequence::GameActive;
Some((from, *self))
}
}
StartupSequence::GameActive => None,
}
}
}
/// Handles startup sequence transitions and component management
pub fn startup_stage_system(
mut startup: ResMut<StartupSequence>,
mut commands: Commands,
mut blinking_query: Query<Entity, With<Blinking>>,
mut player_query: Query<Entity, With<PlayerControlled>>,
mut ghost_query: Query<Entity, With<GhostCollider>>,
) {
if let Some((from, to)) = startup.tick() {
debug!("StartupSequence transition from {from:?} to {to:?}");
match (from, to) {
// (StartupSequence::TextOnly { .. }, StartupSequence::CharactersVisible { .. }) => {}
(StartupSequence::CharactersVisible { .. }, StartupSequence::GameActive) => {
// Unfreeze and unhide the player & ghosts
for entity in player_query.iter_mut().chain(ghost_query.iter_mut()) {
commands.entity(entity).remove::<(Frozen, Hidden)>();
}
// Unfreeze pellet blinking
for entity in blinking_query.iter_mut() {
commands.entity(entity).remove::<Frozen>();
}
}
_ => {}
}
}
}

476
src/systems/state.rs Normal file
View File

@@ -0,0 +1,476 @@
use std::mem::discriminant;
use tracing::{debug, info};
use crate::constants;
use crate::events::StageTransition;
use crate::map::direction::Direction;
use crate::systems::{EntityType, ItemCollider, SpawnTrigger, Velocity};
use crate::{
map::builder::Map,
systems::{
AudioEvent, Blinking, DirectionalAnimation, Dying, Frozen, Ghost, GhostCollider, GhostState, LinearAnimation, Looping,
NodeId, PlayerControlled, Position, Visibility,
},
};
use bevy_ecs::{
entity::Entity,
event::{EventReader, EventWriter},
query::{With, Without},
resource::Resource,
system::{Commands, Query, Res, ResMut, Single},
};
use crate::events::{GameCommand, GameEvent};
#[cfg(not(target_os = "emscripten"))]
use bevy_ecs::system::NonSendMut;
#[cfg(not(target_os = "emscripten"))]
use sdl2::render::Canvas;
#[cfg(not(target_os = "emscripten"))]
use sdl2::video::{FullscreenType, Window};
#[derive(Resource, Clone)]
pub struct PlayerAnimation(pub DirectionalAnimation);
#[derive(Resource, Clone)]
pub struct PlayerDeathAnimation(pub LinearAnimation);
/// Tracks whether the beginning sound has been played for the current startup sequence
#[derive(Resource, Debug, Default, Clone, Copy)]
pub struct IntroPlayed(pub bool);
/// A resource to track the overall stage of the game from a high-level perspective.
#[derive(Resource, Debug, PartialEq, Eq, Clone, Copy)]
pub enum GameStage {
Starting(StartupSequence),
/// The main gameplay loop is active.
Playing,
/// Short freeze after Pac-Man eats a ghost to display bonus score
GhostEatenPause {
remaining_ticks: u32,
ghost_entity: Entity,
ghost_type: Ghost,
node: NodeId,
},
/// The player has died and the death sequence is in progress. At the end, the player will return to the startup sequence or game over.
PlayerDying(DyingSequence),
/// The game has ended.
GameOver,
}
#[derive(Resource, Debug, Default)]
pub struct Paused(pub bool);
pub fn handle_pause_command(
mut events: EventReader<GameEvent>,
mut paused: ResMut<Paused>,
mut audio_events: EventWriter<AudioEvent>,
) {
for event in events.read() {
if let GameEvent::Command(GameCommand::TogglePause) = event {
paused.0 = !paused.0;
if paused.0 {
info!("Game paused");
audio_events.write(AudioEvent::Pause);
} else {
info!("Game resumed");
audio_events.write(AudioEvent::Resume);
}
}
}
}
#[cfg(not(target_os = "emscripten"))]
pub fn handle_fullscreen_command(mut events: EventReader<GameEvent>, mut canvas: NonSendMut<&mut Canvas<Window>>) {
for event in events.read() {
if let GameEvent::Command(GameCommand::ToggleFullscreen) = event {
let window = canvas.window_mut();
let current = window.fullscreen_state();
let target = match current {
FullscreenType::Off => FullscreenType::Desktop,
_ => FullscreenType::Off,
};
if let Err(e) = window.set_fullscreen(target) {
tracing::warn!(error = ?e, "Failed to toggle fullscreen");
} else {
let on = matches!(target, FullscreenType::Desktop | FullscreenType::True);
info!(fullscreen = on, "Toggled fullscreen");
}
}
}
}
pub trait TooSimilar {
fn too_similar(&self, other: &Self) -> bool;
}
impl TooSimilar for GameStage {
fn too_similar(&self, other: &Self) -> bool {
discriminant(self) == discriminant(other) && {
// These states are very simple, so they're 'too similar' automatically
if matches!(self, GameStage::Playing | GameStage::GameOver) {
return true;
}
// Since the discriminant is the same but the values are different, it's the interior value that is somehow different
match (self, other) {
// These states are similar if their interior values are similar as well
(GameStage::Starting(startup), GameStage::Starting(other)) => startup.too_similar(other),
(GameStage::PlayerDying(dying), GameStage::PlayerDying(other)) => dying.too_similar(other),
(
GameStage::GhostEatenPause {
ghost_entity,
ghost_type,
node,
..
},
GameStage::GhostEatenPause {
ghost_entity: other_ghost_entity,
ghost_type: other_ghost_type,
node: other_node,
..
},
) => ghost_entity == other_ghost_entity && ghost_type == other_ghost_type && node == other_node,
// Already handled, but kept to properly exhaust the match
(GameStage::Playing, _) | (GameStage::GameOver, _) => unreachable!(),
_ => unreachable!(),
}
}
}
}
/// A resource that manages the multi-stage startup sequence of the game.
#[derive(Debug, PartialEq, Eq, Clone, Copy)]
pub enum StartupSequence {
/// Stage 1: Text-only stage
/// - Player & ghosts are hidden
/// - READY! and PLAYER ONE text are shown
/// - Energizers do not blink
TextOnly {
/// Remaining ticks in this stage
remaining_ticks: u32,
},
/// Stage 2: Characters visible stage
/// - PLAYER ONE text is hidden, READY! text remains
/// - Ghosts and Pac-Man are now shown
CharactersVisible {
/// Remaining ticks in this stage
remaining_ticks: u32,
},
}
impl Default for GameStage {
fn default() -> Self {
Self::Playing
}
}
impl TooSimilar for StartupSequence {
fn too_similar(&self, other: &Self) -> bool {
discriminant(self) == discriminant(other)
}
}
/// The state machine for the multi-stage death sequence.
#[derive(Debug, PartialEq, Eq, Clone, Copy)]
pub enum DyingSequence {
/// Initial stage: entities are frozen, waiting for a delay.
Frozen { remaining_ticks: u32 },
/// Second stage: Pac-Man's death animation is playing.
Animating { remaining_ticks: u32 },
/// Third stage: Pac-Man is now gone, waiting a moment before the level restarts.
Hidden { remaining_ticks: u32 },
}
impl TooSimilar for DyingSequence {
fn too_similar(&self, other: &Self) -> bool {
discriminant(self) == discriminant(other)
}
}
/// A resource to store the number of player lives.
#[derive(Resource, Debug)]
pub struct PlayerLives(pub u8);
impl Default for PlayerLives {
fn default() -> Self {
Self(3)
}
}
/// Handles startup sequence transitions and component management
#[allow(clippy::too_many_arguments)]
#[allow(clippy::type_complexity)]
pub fn stage_system(
mut game_state: ResMut<GameStage>,
player_death_animation: Res<PlayerDeathAnimation>,
player_animation: Res<PlayerAnimation>,
mut player_lives: ResMut<PlayerLives>,
map: Res<Map>,
mut commands: Commands,
mut audio_events: EventWriter<AudioEvent>,
mut stage_event_reader: EventReader<StageTransition>,
mut blinking_query: Query<Entity, With<Blinking>>,
player: Single<(Entity, &mut Position), With<PlayerControlled>>,
mut item_query: Query<(Entity, &EntityType), With<ItemCollider>>,
mut ghost_query: Query<(Entity, &Ghost, &mut Position, &mut GhostState), (With<GhostCollider>, Without<PlayerControlled>)>,
mut intro_played: ResMut<IntroPlayed>,
) {
let old_state = *game_state;
let mut new_state_opt: Option<GameStage> = None;
// Handle stage transition requests before normal ticking
for event in stage_event_reader.read() {
let StageTransition::GhostEatenPause {
ghost_entity,
ghost_type,
} = *event;
let pac_node = player.1.current_node();
debug!(ghost = ?ghost_type, node = pac_node, "Ghost eaten, entering pause state");
new_state_opt = Some(GameStage::GhostEatenPause {
remaining_ticks: 30,
ghost_entity,
ghost_type,
node: pac_node,
});
}
let new_state: GameStage = new_state_opt.unwrap_or_else(|| match *game_state {
GameStage::Playing => {
// This is the default state, do nothing
*game_state
}
GameStage::GhostEatenPause {
remaining_ticks,
ghost_entity,
ghost_type,
node,
} => {
if remaining_ticks > 0 {
GameStage::GhostEatenPause {
remaining_ticks: remaining_ticks.saturating_sub(1),
ghost_entity,
ghost_type,
node,
}
} else {
debug!("Ghost eaten pause ended, resuming gameplay");
GameStage::Playing
}
}
GameStage::Starting(sequence) => match sequence {
StartupSequence::TextOnly { remaining_ticks } => {
// Play the beginning sound once at the start of TextOnly stage
if !intro_played.0 {
audio_events.write(AudioEvent::PlaySound(crate::audio::Sound::Beginning));
intro_played.0 = true;
}
if remaining_ticks > 0 {
GameStage::Starting(StartupSequence::TextOnly {
remaining_ticks: remaining_ticks.saturating_sub(1),
})
} else {
GameStage::Starting(StartupSequence::CharactersVisible { remaining_ticks: 60 })
}
}
StartupSequence::CharactersVisible { remaining_ticks } => {
if remaining_ticks > 0 {
GameStage::Starting(StartupSequence::CharactersVisible {
remaining_ticks: remaining_ticks.saturating_sub(1),
})
} else {
info!("Startup sequence completed, beginning gameplay");
GameStage::Playing
}
}
},
GameStage::PlayerDying(sequence) => match sequence {
DyingSequence::Frozen { remaining_ticks } => {
if remaining_ticks > 0 {
GameStage::PlayerDying(DyingSequence::Frozen {
remaining_ticks: remaining_ticks.saturating_sub(1),
})
} else {
let death_animation = &player_death_animation.0;
let remaining_ticks = (death_animation.tiles.len() * death_animation.frame_duration as usize) as u32;
debug!(animation_frames = remaining_ticks, "Starting player death animation");
GameStage::PlayerDying(DyingSequence::Animating { remaining_ticks })
}
}
DyingSequence::Animating { remaining_ticks } => {
if remaining_ticks > 0 {
GameStage::PlayerDying(DyingSequence::Animating {
remaining_ticks: remaining_ticks.saturating_sub(1),
})
} else {
GameStage::PlayerDying(DyingSequence::Hidden { remaining_ticks: 60 })
}
}
DyingSequence::Hidden { remaining_ticks } => {
if remaining_ticks > 0 {
GameStage::PlayerDying(DyingSequence::Hidden {
remaining_ticks: remaining_ticks.saturating_sub(1),
})
} else {
player_lives.0 = player_lives.0.saturating_sub(1);
if player_lives.0 > 0 {
info!(remaining_lives = player_lives.0, "Player died, returning to startup sequence");
GameStage::Starting(StartupSequence::CharactersVisible { remaining_ticks: 60 })
} else {
info!("All lives lost, game over");
GameStage::GameOver
}
}
}
},
GameStage::GameOver => *game_state,
});
if old_state == new_state {
return;
}
if !old_state.too_similar(&new_state) {
debug!(old_state = ?old_state, new_state = ?new_state, "Game stage transition");
}
match (old_state, new_state) {
(GameStage::Playing, GameStage::GhostEatenPause { ghost_entity, node, .. }) => {
// Freeze the player & non-eaten ghosts
commands.entity(player.0).insert(Frozen);
commands.entity(ghost_entity).insert(Frozen);
for (entity, _, _, state) in ghost_query.iter_mut() {
// Only freeze ghosts that are not currently eaten
if *state != GhostState::Eyes {
debug!(ghost = ?entity, "Freezing ghost");
commands.entity(entity).insert(Frozen);
}
}
// Hide the player & eaten ghost
commands.entity(player.0).insert(Visibility::hidden());
commands.entity(ghost_entity).insert(Visibility::hidden());
// Spawn bonus points entity at Pac-Man's position
commands.trigger(SpawnTrigger::Bonus {
position: Position::Stopped { node },
// TODO: Doubling score value for each consecutive ghost eaten
value: 200,
ttl: 30,
});
}
(GameStage::GhostEatenPause { ghost_entity, .. }, GameStage::Playing) => {
// Unfreeze and reveal the player & all ghosts
commands.entity(player.0).remove::<Frozen>().insert(Visibility::visible());
for (entity, _, _, _) in ghost_query.iter_mut() {
commands.entity(entity).remove::<Frozen>().insert(Visibility::visible());
}
// Reveal the eaten ghost and switch it to Eyes state
commands.entity(ghost_entity).insert(GhostState::Eyes);
}
(_, GameStage::PlayerDying(DyingSequence::Frozen { .. })) => {
// Freeze the player & ghosts
commands.entity(player.0).insert(Frozen);
for (entity, _, _, _) in ghost_query.iter_mut() {
commands.entity(entity).insert(Frozen);
}
}
(GameStage::PlayerDying(DyingSequence::Frozen { .. }), GameStage::PlayerDying(DyingSequence::Animating { .. })) => {
// Hide the ghosts
for (entity, _, _, _) in ghost_query.iter_mut() {
commands.entity(entity).insert(Visibility::hidden());
}
// Start Pac-Man's death animation
commands
.entity(player.0)
.remove::<DirectionalAnimation>()
.insert((Dying, player_death_animation.0.clone()));
// Play the death sound
audio_events.write(AudioEvent::PlaySound(crate::audio::Sound::PacmanDeath));
}
(_, GameStage::PlayerDying(DyingSequence::Hidden { .. })) => {
// Pac-Man's death animation is complete, so he should be hidden just like the ghosts.
// Then, we reset them all back to their original positions and states.
// Freeze the blinking power pellets, force them to be visible (if they were hidden by blinking)
for entity in blinking_query.iter_mut() {
commands.entity(entity).insert(Frozen).insert(Visibility::visible());
}
// Delete any fruit entities
for (entity, _) in item_query
.iter_mut()
.filter(|(_, entity_type)| matches!(entity_type, EntityType::Fruit(_)))
{
commands.entity(entity).despawn();
}
// Reset the player animation
commands
.entity(player.0)
.remove::<(Dying, LinearAnimation, Looping)>()
.insert((
Velocity {
speed: constants::mechanics::PLAYER_SPEED,
direction: Direction::Left,
},
Position::Stopped {
node: map.start_positions.pacman,
},
player_animation.0.clone(),
Visibility::hidden(),
Frozen,
));
// Reset ghost positions and state
for (ghost_entity, ghost, _, _) in ghost_query.iter_mut() {
commands.entity(ghost_entity).insert((
GhostState::Normal,
Position::Stopped {
node: match ghost {
Ghost::Blinky => map.start_positions.blinky,
Ghost::Pinky => map.start_positions.pinky,
Ghost::Inky => map.start_positions.inky,
Ghost::Clyde => map.start_positions.clyde,
},
},
Frozen,
Visibility::hidden(),
));
}
}
(_, GameStage::Starting(StartupSequence::CharactersVisible { .. })) => {
// Unhide the player & ghosts
commands.entity(player.0).insert(Visibility::visible());
for (entity, _, _, _) in ghost_query.iter_mut() {
commands.entity(entity).insert(Visibility::visible());
}
}
(GameStage::Starting(StartupSequence::CharactersVisible { .. }), GameStage::Playing) => {
// Unfreeze the player & ghosts & blinking
commands.entity(player.0).remove::<Frozen>();
for (entity, _, _, _) in ghost_query.iter_mut() {
commands.entity(entity).remove::<Frozen>();
}
for entity in blinking_query.iter_mut() {
commands.entity(entity).remove::<Frozen>();
}
// Reset intro flag for the next round
intro_played.0 = false;
}
(_, GameStage::GameOver) => {
// Freeze blinking
for entity in blinking_query.iter_mut() {
commands.entity(entity).insert(Frozen);
}
}
_ => {}
}
*game_state = new_state;
}

View File

@@ -1,20 +0,0 @@
use bevy_ecs::query::With;
use bevy_ecs::system::{Commands, Query};
use crate::systems::{GhostCollider, Vulnerable};
/// System that decrements the remaining_ticks on Vulnerable components and removes them when they reach zero
pub fn vulnerable_tick_system(
mut commands: Commands,
mut vulnerable_query: Query<(bevy_ecs::entity::Entity, &mut Vulnerable), With<GhostCollider>>,
) {
for (entity, mut vulnerable) in vulnerable_query.iter_mut() {
if vulnerable.remaining_ticks > 0 {
vulnerable.remaining_ticks -= 1;
}
if vulnerable.remaining_ticks == 0 {
commands.entity(entity).remove::<Vulnerable>();
}
}
}

View File

@@ -1,81 +1,65 @@
use crate::error::{AnimatedTextureError, GameError, GameResult, TextureError};
use crate::texture::sprite::AtlasTile;
use glam::U16Vec2;
/// Frame-based animation system for cycling through multiple sprite tiles.
///
/// Manages automatic frame progression based on elapsed time.
/// Uses a time banking system to ensure consistent animation speed regardless of frame rate variations.
use crate::{map::direction::Direction, texture::sprite::AtlasTile};
/// A sequence of tiles for animation, backed by a vector.
#[derive(Debug, Clone)]
pub struct AnimatedTexture {
/// Sequence of sprite tiles that make up the animation frames
pub struct TileSequence {
tiles: Vec<AtlasTile>,
/// Duration each frame should be displayed (in seconds)
frame_duration: f32,
/// Index of the currently active frame in the tiles vector
current_frame: usize,
/// Accumulated time since the last frame change (for smooth timing)
time_bank: f32,
}
impl AnimatedTexture {
pub fn new(tiles: Vec<AtlasTile>, frame_duration: f32) -> GameResult<Self> {
if frame_duration <= 0.0 {
return Err(GameError::Texture(TextureError::Animated(
AnimatedTextureError::InvalidFrameDuration(frame_duration),
)));
impl TileSequence {
/// Creates a new tile sequence from a slice of tiles.
pub fn new(tiles: &[AtlasTile]) -> Self {
Self { tiles: tiles.to_vec() }
}
/// Returns the tile at the given frame index, wrapping if necessary
pub fn get_tile(&self, frame: usize) -> AtlasTile {
if self.tiles.is_empty() {
// Return a default or handle the error appropriately
// For now, let's return a default tile, assuming it's a sensible default
return AtlasTile {
pos: U16Vec2::ZERO,
size: U16Vec2::ZERO,
color: None,
};
}
Ok(Self {
tiles,
frame_duration,
current_frame: 0,
time_bank: 0.0,
})
self.tiles[frame % self.tiles.len()]
}
/// Advances the animation by the specified time delta with automatic frame cycling.
///
/// Accumulates time in the time bank and progresses through frames when enough
/// time has elapsed. Supports frame rates independent of game frame rate by
/// potentially advancing multiple frames in a single call if `dt` is large.
/// Animation loops automatically when reaching the final frame.
///
/// # Arguments
///
/// * `dt` - Time elapsed since the last tick (typically frame delta time)
pub fn tick(&mut self, dt: f32) {
self.time_bank += dt;
while self.time_bank >= self.frame_duration {
self.time_bank -= self.frame_duration;
self.current_frame = (self.current_frame + 1) % self.tiles.len();
}
}
pub fn current_tile(&self) -> &AtlasTile {
&self.tiles[self.current_frame]
}
/// Returns the current frame index.
#[allow(dead_code)]
pub fn current_frame(&self) -> usize {
self.current_frame
}
/// Returns the time bank.
#[allow(dead_code)]
pub fn time_bank(&self) -> f32 {
self.time_bank
}
/// Returns the frame duration.
#[allow(dead_code)]
pub fn frame_duration(&self) -> f32 {
self.frame_duration
}
/// Returns the number of tiles in the animation.
#[allow(dead_code)]
pub fn tiles_len(&self) -> usize {
pub fn len(&self) -> usize {
self.tiles.len()
}
/// Checks if the sequence contains any tiles.
pub fn is_empty(&self) -> bool {
self.tiles.is_empty()
}
}
/// A collection of tile sequences for each cardinal direction.
#[derive(Debug, Clone)]
pub struct DirectionalTiles {
pub up: TileSequence,
pub down: TileSequence,
pub left: TileSequence,
pub right: TileSequence,
}
impl DirectionalTiles {
/// Creates a new DirectionalTiles with different sequences per direction
pub fn new(up: TileSequence, down: TileSequence, left: TileSequence, right: TileSequence) -> Self {
Self { up, down, left, right }
}
/// Gets the tile sequence for the given direction
pub fn get(&self, direction: Direction) -> &TileSequence {
match direction {
Direction::Up => &self.up,
Direction::Down => &self.down,
Direction::Left => &self.left,
Direction::Right => &self.right,
}
}
}

View File

@@ -1,46 +0,0 @@
#![allow(dead_code)]
use crate::texture::sprite::AtlasTile;
#[derive(Clone)]
pub struct BlinkingTexture {
tile: AtlasTile,
blink_duration: f32,
time_bank: f32,
is_on: bool,
}
impl BlinkingTexture {
pub fn new(tile: AtlasTile, blink_duration: f32) -> Self {
Self {
tile,
blink_duration,
time_bank: 0.0,
is_on: true,
}
}
pub fn tick(&mut self, dt: f32) {
self.time_bank += dt;
if self.time_bank >= self.blink_duration {
self.time_bank -= self.blink_duration;
self.is_on = !self.is_on;
}
}
pub fn is_on(&self) -> bool {
self.is_on
}
pub fn tile(&self) -> &AtlasTile {
&self.tile
}
// Helper methods for testing
pub fn time_bank(&self) -> f32 {
self.time_bank
}
pub fn blink_duration(&self) -> f32 {
self.blink_duration
}
}

View File

@@ -1,4 +1,5 @@
pub mod animated;
pub mod blinking;
pub mod sprite;
pub mod sprites;
pub mod text;
pub mod ttf;

View File

@@ -3,27 +3,26 @@ use glam::U16Vec2;
use sdl2::pixels::Color;
use sdl2::rect::Rect;
use sdl2::render::{Canvas, RenderTarget, Texture};
use serde::Deserialize;
use std::collections::HashMap;
use tracing::debug;
use crate::error::TextureError;
/// Atlas frame mapping data loaded from JSON metadata files.
#[derive(Clone, Debug, Deserialize)]
#[derive(Clone, Debug)]
pub struct AtlasMapper {
/// Mapping from sprite name to frame bounds within the atlas texture
pub frames: HashMap<String, MapperFrame>,
}
#[derive(Copy, Clone, Debug, Deserialize)]
#[derive(Copy, Clone, Debug)]
pub struct MapperFrame {
pub x: u16,
pub y: u16,
pub width: u16,
pub height: u16,
pub pos: U16Vec2,
pub size: U16Vec2,
}
#[derive(Copy, Clone, Debug, PartialEq)]
/// A single tile within a sprite atlas, defined by its position and size.
#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash, Default)]
pub struct AtlasTile {
pub pos: U16Vec2,
pub size: U16Vec2,
@@ -59,19 +58,6 @@ impl AtlasTile {
canvas.copy(&atlas.texture, src, dest).map_err(TextureError::RenderFailed)?;
Ok(())
}
/// Creates a new atlas tile.
#[allow(dead_code)]
pub fn new(pos: U16Vec2, size: U16Vec2, color: Option<Color>) -> Self {
Self { pos, size, color }
}
/// Sets the color of the tile.
#[allow(dead_code)]
pub fn with_color(mut self, color: Color) -> Self {
self.color = Some(color);
self
}
}
/// High-performance sprite atlas providing fast texture region lookups and rendering.
@@ -82,7 +68,7 @@ impl AtlasTile {
/// and optional default color modulation configuration.
pub struct SpriteAtlas {
/// The combined texture containing all sprite frames
texture: Texture<'static>,
texture: Texture,
/// Mapping from sprite names to their pixel coordinates within the texture
tiles: HashMap<String, MapperFrame>,
default_color: Option<Color>,
@@ -91,10 +77,14 @@ pub struct SpriteAtlas {
}
impl SpriteAtlas {
pub fn new(texture: Texture<'static>, mapper: AtlasMapper) -> Self {
pub fn new(texture: Texture, mapper: AtlasMapper) -> Self {
let tile_count = mapper.frames.len();
let tiles = mapper.frames.into_iter().collect();
debug!(tile_count, "Created sprite atlas");
Self {
texture,
tiles: mapper.frames,
tiles,
default_color: None,
last_modulation: None,
}
@@ -106,39 +96,15 @@ impl SpriteAtlas {
/// for the named sprite, or `None` if the sprite name is not found in the
/// atlas. The returned tile can be used for immediate rendering or stored
/// for repeated use in animations and entity sprites.
pub fn get_tile(&self, name: &str) -> Option<AtlasTile> {
self.tiles.get(name).map(|frame| AtlasTile {
pos: U16Vec2::new(frame.x, frame.y),
size: U16Vec2::new(frame.width, frame.height),
color: None,
pub fn get_tile(&self, name: &str) -> Result<AtlasTile, TextureError> {
let frame = self.tiles.get(name).ok_or_else(|| {
debug!(tile_name = name, "Atlas tile not found");
TextureError::AtlasTileNotFound(name.to_string())
})?;
Ok(AtlasTile {
pos: frame.pos,
size: frame.size,
color: self.default_color,
})
}
#[allow(dead_code)]
pub fn set_color(&mut self, color: Color) {
self.default_color = Some(color);
}
#[allow(dead_code)]
pub fn texture(&self) -> &Texture<'static> {
&self.texture
}
/// Returns the number of tiles in the atlas.
#[allow(dead_code)]
pub fn tiles_count(&self) -> usize {
self.tiles.len()
}
/// Returns true if the atlas has a tile with the given name.
#[allow(dead_code)]
pub fn has_tile(&self, name: &str) -> bool {
self.tiles.contains_key(name)
}
/// Returns the default color of the atlas.
#[allow(dead_code)]
pub fn default_color(&self) -> Option<Color> {
self.default_color
}
}

133
src/texture/sprites.rs Normal file
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@@ -0,0 +1,133 @@
//! A structured representation of all sprite assets in the game.
//!
//! This module provides a set of enums to represent every sprite, allowing for
//! type-safe access to asset paths and avoiding the use of raw strings.
//! The `GameSprite` enum is the main entry point, and its `to_path` method
//! generates the correct path for a given sprite in the texture atlas.
use crate::{
map::direction::Direction,
systems::{FruitType, Ghost},
};
/// Represents the different sprites for Pac-Man.
#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)]
pub enum PacmanSprite {
/// A moving Pac-Man sprite for a given direction and animation frame.
Moving(Direction, u8),
/// The full, closed-mouth Pac-Man sprite.
Full,
/// A single frame of the dying animation.
Dying(u8),
}
/// Represents the color of a frightened ghost.
#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)]
pub enum FrightenedColor {
Blue,
White,
}
/// Represents the different sprites for ghosts.
#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)]
pub enum GhostSprite {
/// The normal appearance of a ghost for a given type, direction, and animation frame.
Normal(Ghost, Direction, u8),
/// The frightened appearance of a ghost, with a specific color and animation frame.
Frightened(FrightenedColor, u8),
/// The "eyes only" appearance of a ghost after being eaten.
Eyes(Direction),
}
/// Represents the different sprites for the maze and collectibles.
#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)]
pub enum MazeSprite {
/// A specific tile of the maze.
Tile(u8),
/// A standard pellet.
Pellet,
/// An energizer/power pellet.
Energizer,
}
/// Represents the different effect sprites that can appear as bonus items.
#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)]
pub enum EffectSprite {
Bonus(u32),
}
/// A top-level enum that encompasses all game sprites.
#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)]
pub enum GameSprite {
Pacman(PacmanSprite),
Ghost(GhostSprite),
Maze(MazeSprite),
Fruit(FruitType),
Effect(EffectSprite),
}
impl GameSprite {
/// Generates the asset path for the sprite.
///
/// This path corresponds to the filename in the texture atlas JSON file.
pub fn to_path(self) -> String {
match self {
GameSprite::Pacman(PacmanSprite::Moving(dir, frame)) => format!(
"pacman/{}_{}.png",
dir.as_ref(),
match frame {
0 => "a",
1 => "b",
_ => panic!("Invalid animation frame"),
}
),
GameSprite::Pacman(PacmanSprite::Full) => "pacman/full.png".to_string(),
GameSprite::Pacman(PacmanSprite::Dying(frame)) => format!("pacman/death/{}.png", frame),
// Ghost sprites
GameSprite::Ghost(GhostSprite::Normal(ghost_type, dir, frame)) => {
let frame_char = match frame {
0 => 'a',
1 => 'b',
_ => panic!("Invalid animation frame"),
};
format!(
"ghost/{}/{}_{}.png",
ghost_type.as_str(),
dir.as_ref().to_lowercase(),
frame_char
)
}
GameSprite::Ghost(GhostSprite::Frightened(color, frame)) => {
let frame_char = match frame {
0 => 'a',
1 => 'b',
_ => panic!("Invalid animation frame"),
};
let color_str = match color {
FrightenedColor::Blue => "blue",
FrightenedColor::White => "white",
};
format!("ghost/frightened/{}_{}.png", color_str, frame_char)
}
GameSprite::Ghost(GhostSprite::Eyes(dir)) => format!("ghost/eyes/{}.png", dir.as_ref().to_lowercase()),
// Maze sprites
GameSprite::Maze(MazeSprite::Tile(index)) => format!("maze/tiles/{}.png", index),
GameSprite::Maze(MazeSprite::Pellet) => "maze/pellet.png".to_string(),
GameSprite::Maze(MazeSprite::Energizer) => "maze/energizer.png".to_string(),
// Fruit sprites
GameSprite::Fruit(fruit) => format!("edible/{}.png", Into::<&'static str>::into(fruit)),
// Effect sprites
GameSprite::Effect(EffectSprite::Bonus(value)) => match value {
100 | 200 | 300 | 400 | 700 | 800 | 1000 | 2000 | 3000 | 5000 => format!("effects/{}.png", value),
_ => {
tracing::warn!("Invalid bonus value: {}", value);
"effects/100.png".to_string()
}
},
}
}
}

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@@ -1,5 +1,3 @@
#![allow(dead_code)]
//! This module provides text rendering using the texture atlas.
//!
//! The TextTexture system renders text from the atlas using character mapping.
@@ -60,10 +58,7 @@ use sdl2::pixels::Color;
use sdl2::render::{Canvas, RenderTarget};
use std::collections::HashMap;
use crate::{
error::{GameError, TextureError},
texture::sprite::{AtlasTile, SpriteAtlas},
};
use crate::texture::sprite::{AtlasTile, SpriteAtlas};
/// Converts a character to its tile name in the atlas.
fn char_to_tile_name(c: char) -> Option<String> {
@@ -112,6 +107,7 @@ impl TextTexture {
}
}
#[allow(dead_code)]
pub fn get_char_map(&self) -> &HashMap<char, AtlasTile> {
&self.char_map
}
@@ -122,9 +118,7 @@ impl TextTexture {
}
if let Some(tile_name) = char_to_tile_name(c) {
let tile = atlas
.get_tile(&tile_name)
.ok_or(GameError::Texture(TextureError::AtlasTileNotFound(tile_name)))?;
let tile = atlas.get_tile(&tile_name)?;
self.char_map.insert(c, tile);
Ok(self.char_map.get(&c))
} else {
@@ -172,26 +166,6 @@ impl TextTexture {
Ok(())
}
/// Sets the default color for text rendering.
pub fn set_color(&mut self, color: Color) {
self.default_color = Some(color);
}
/// Gets the current default color.
pub fn color(&self) -> Option<Color> {
self.default_color
}
/// Sets the scale for text rendering.
pub fn set_scale(&mut self, scale: f32) {
self.scale = scale;
}
/// Gets the current scale.
pub fn scale(&self) -> f32 {
self.scale
}
/// Calculates the width of a string in pixels at the current scale.
pub fn text_width(&self, text: &str) -> u32 {
let char_width = (8.0 * self.scale) as u32;

269
src/texture/ttf.rs Normal file
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@@ -0,0 +1,269 @@
//! TTF font rendering using pre-rendered character atlas.
//!
//! This module provides efficient TTF font rendering by pre-rendering all needed
//! characters into a texture atlas at startup, avoiding expensive SDL2 font
//! surface-to-texture conversions every frame.
use glam::{UVec2, Vec2};
use sdl2::pixels::Color;
use sdl2::rect::Rect;
use sdl2::render::{Canvas, RenderTarget, Texture, TextureCreator};
use sdl2::ttf::Font;
use sdl2::video::WindowContext;
use std::collections::HashMap;
use crate::error::{GameError, TextureError};
/// Character atlas tile representing a single rendered character
#[derive(Clone, Copy, Debug)]
pub struct TtfCharTile {
pub pos: UVec2,
pub size: UVec2,
pub advance: u32, // Character advance width for proportional fonts
}
/// TTF text atlas containing pre-rendered characters for efficient rendering
pub struct TtfAtlas {
/// The texture containing all rendered characters
texture: Texture,
/// Mapping from character to its position and size in the atlas
char_tiles: HashMap<char, TtfCharTile>,
/// Cached color modulation state to avoid redundant SDL2 calls
last_modulation: Option<Color>,
/// Cached maximum character height
max_char_height: u32,
}
const TTF_CHARS: &str = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz.,:-/()ms μµ%± ";
impl TtfAtlas {
/// Creates a new TTF text atlas by pre-rendering all needed characters.
///
/// This should be called once at startup. It renders all characters that might
/// be used in text rendering into a single texture atlas for efficient GPU rendering.
pub fn new(texture_creator: &TextureCreator<WindowContext>, font: &Font) -> Result<Self, GameError> {
// Calculate character dimensions and advance widths for proportional fonts
let mut char_tiles = HashMap::new();
let mut max_height = 0u32;
let mut total_width = 0u32;
let mut char_metrics = Vec::new();
// First pass: measure all characters
for c in TTF_CHARS.chars() {
if c == ' ' {
// Handle space character specially - measure a non-space character for height
let space_height = font.size_of("0").map_err(|e| GameError::Sdl(e.to_string()))?.1;
let space_advance = font.size_of(" ").map_err(|e| GameError::Sdl(e.to_string()))?.0;
char_tiles.insert(
c,
TtfCharTile {
pos: UVec2::ZERO, // Will be set during population
size: UVec2::new(0, space_height), // Space has no visual content
advance: space_advance,
},
);
max_height = max_height.max(space_height);
char_metrics.push((c, 0, space_height, space_advance));
} else {
let (advance, height) = font.size_of(&c.to_string()).map_err(|e| GameError::Sdl(e.to_string()))?;
char_tiles.insert(
c,
TtfCharTile {
pos: UVec2::ZERO, // Will be set during population
size: UVec2::new(advance, height),
advance,
},
);
max_height = max_height.max(height);
total_width += advance;
char_metrics.push((c, advance, height, advance));
}
}
// Calculate atlas dimensions (pack characters horizontally for better space utilization)
let atlas_size = UVec2::new(total_width, max_height);
// Create atlas texture as a render target
let mut atlas_texture = texture_creator
.create_texture_target(None, atlas_size.x, atlas_size.y)
.map_err(|e| GameError::Sdl(e.to_string()))?;
atlas_texture.set_blend_mode(sdl2::render::BlendMode::Blend);
// Second pass: calculate positions
let mut current_x = 0u32;
for (c, width, _height, _advance) in char_metrics {
if let Some(tile) = char_tiles.get_mut(&c) {
tile.pos = UVec2::new(current_x, 0);
current_x += width;
}
}
Ok(Self {
texture: atlas_texture,
char_tiles,
last_modulation: None,
max_char_height: max_height,
})
}
/// Renders all characters to the atlas texture using a canvas.
/// This must be called after creation to populate the atlas.
pub fn populate_atlas<C: RenderTarget>(
&mut self,
canvas: &mut Canvas<C>,
texture_creator: &TextureCreator<WindowContext>,
font: &Font,
) -> Result<(), GameError> {
let mut render_error: Option<GameError> = None;
let result = canvas.with_texture_canvas(&mut self.texture, |atlas_canvas| {
// Clear with transparent background
atlas_canvas.set_draw_color(Color::RGBA(0, 0, 0, 0));
atlas_canvas.clear();
for c in TTF_CHARS.chars() {
if c == ' ' {
// Skip rendering space character - it has no visual content
continue;
}
// Render character to surface
let surface = match font.render(&c.to_string()).blended(Color::WHITE) {
Ok(s) => s,
Err(e) => {
render_error = Some(GameError::Sdl(e.to_string()));
return;
}
};
// Create texture from surface
let char_texture = match texture_creator.create_texture_from_surface(&surface) {
Ok(t) => t,
Err(e) => {
render_error = Some(GameError::Sdl(e.to_string()));
return;
}
};
// Get character tile info
let tile = match self.char_tiles.get(&c) {
Some(t) => t,
None => {
render_error = Some(GameError::Sdl(format!("Character '{}' not found in atlas tiles", c)));
return;
}
};
// Copy character to atlas
let dest = Rect::new(tile.pos.x as i32, tile.pos.y as i32, tile.size.x, tile.size.y);
if let Err(e) = atlas_canvas.copy(&char_texture, None, dest) {
render_error = Some(GameError::Sdl(e.to_string()));
return;
}
}
});
// Check the result of with_texture_canvas and any render error
if let Err(e) = result {
return Err(GameError::Sdl(e.to_string()));
}
if let Some(error) = render_error {
return Err(error);
}
Ok(())
}
/// Gets a character tile from the atlas
pub fn get_char_tile(&self, c: char) -> Option<&TtfCharTile> {
self.char_tiles.get(&c)
}
}
/// TTF text renderer that uses the pre-rendered character atlas
pub struct TtfRenderer {
scale: f32,
}
impl TtfRenderer {
pub fn new(scale: f32) -> Self {
Self { scale }
}
/// Renders a string of text at the given position with the specified color
pub fn render_text<C: RenderTarget>(
&self,
canvas: &mut Canvas<C>,
atlas: &mut TtfAtlas,
text: &str,
position: Vec2,
color: Color,
) -> Result<(), TextureError> {
let mut x_offset = 0.0;
// Apply color modulation once at the beginning if needed
if atlas.last_modulation != Some(color) {
atlas.texture.set_color_mod(color.r, color.g, color.b);
atlas.texture.set_alpha_mod(color.a);
atlas.last_modulation = Some(color);
}
for c in text.chars() {
// Get character tile info first to avoid borrowing conflicts
let char_tile = atlas.get_char_tile(c);
if let Some(char_tile) = char_tile {
if char_tile.size.x > 0 && char_tile.size.y > 0 {
// Only render non-space characters
let dest = Rect::new(
(position.x + x_offset) as i32,
position.y as i32,
(char_tile.size.x as f32 * self.scale) as u32,
(char_tile.size.y as f32 * self.scale) as u32,
);
// Render the character directly
let src = Rect::new(
char_tile.pos.x as i32,
char_tile.pos.y as i32,
char_tile.size.x,
char_tile.size.y,
);
canvas.copy(&atlas.texture, src, dest).map_err(TextureError::RenderFailed)?;
}
// Advance by character advance width (proportional spacing)
x_offset += char_tile.advance as f32 * self.scale;
} else {
// Fallback for unsupported characters - use a reasonable default
x_offset += 8.0 * self.scale;
}
}
Ok(())
}
/// Calculate the width of a text string in pixels
pub fn text_width(&self, atlas: &TtfAtlas, text: &str) -> u32 {
let mut total_width = 0u32;
for c in text.chars() {
if let Some(char_tile) = atlas.get_char_tile(c) {
total_width += (char_tile.advance as f32 * self.scale) as u32;
} else {
// Fallback for unsupported characters
total_width += (8.0 * self.scale) as u32;
}
}
total_width
}
/// Calculate the height of text in pixels
pub fn text_height(&self, atlas: &TtfAtlas) -> u32 {
// Find the maximum height among all characters
(atlas.max_char_height as f32 * self.scale) as u32
}
}

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@@ -1,62 +0,0 @@
use glam::U16Vec2;
use pacman::error::{AnimatedTextureError, GameError, TextureError};
use pacman::texture::animated::AnimatedTexture;
use pacman::texture::sprite::AtlasTile;
use sdl2::pixels::Color;
fn mock_atlas_tile(id: u32) -> AtlasTile {
AtlasTile {
pos: U16Vec2::new(0, 0),
size: U16Vec2::new(16, 16),
color: Some(Color::RGB(id as u8, 0, 0)),
}
}
#[test]
fn test_animated_texture_creation_errors() {
let tiles = vec![mock_atlas_tile(1), mock_atlas_tile(2)];
assert!(matches!(
AnimatedTexture::new(tiles.clone(), 0.0).unwrap_err(),
GameError::Texture(TextureError::Animated(AnimatedTextureError::InvalidFrameDuration(0.0)))
));
assert!(matches!(
AnimatedTexture::new(tiles, -0.1).unwrap_err(),
GameError::Texture(TextureError::Animated(AnimatedTextureError::InvalidFrameDuration(-0.1)))
));
}
#[test]
fn test_animated_texture_advancement() {
let tiles = vec![mock_atlas_tile(1), mock_atlas_tile(2), mock_atlas_tile(3)];
let mut texture = AnimatedTexture::new(tiles, 0.1).unwrap();
assert_eq!(texture.current_frame(), 0);
texture.tick(0.25);
assert_eq!(texture.current_frame(), 2);
assert!((texture.time_bank() - 0.05).abs() < 0.001);
}
#[test]
fn test_animated_texture_wrap_around() {
let tiles = vec![mock_atlas_tile(1), mock_atlas_tile(2)];
let mut texture = AnimatedTexture::new(tiles, 0.1).unwrap();
texture.tick(0.1);
assert_eq!(texture.current_frame(), 1);
texture.tick(0.1);
assert_eq!(texture.current_frame(), 0);
}
#[test]
fn test_animated_texture_single_frame() {
let tiles = vec![mock_atlas_tile(1)];
let mut texture = AnimatedTexture::new(tiles, 0.1).unwrap();
texture.tick(0.1);
assert_eq!(texture.current_frame(), 0);
assert_eq!(texture.current_tile().color.unwrap().r, 1);
}

16
tests/asset.rs Normal file
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@@ -0,0 +1,16 @@
use pacman::asset::Asset;
use speculoos::prelude::*;
#[test]
fn all_asset_paths_exist() {
for asset in Asset::into_iter() {
let path = asset.path();
let full_path = format!("assets/game/{}", path);
let metadata = std::fs::metadata(&full_path)
.map_err(|e| format!("Error getting metadata for {}: {}", full_path, e))
.unwrap();
assert_that(&metadata.is_file()).is_true();
assert_that(&metadata.len()).is_greater_than(1024);
}
}

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@@ -1,49 +1,327 @@
use glam::U16Vec2;
use pacman::texture::blinking::BlinkingTexture;
use pacman::texture::sprite::AtlasTile;
use sdl2::pixels::Color;
use bevy_ecs::{entity::Entity, system::RunSystemOnce, world::World};
use pacman::systems::{blinking_system, Blinking, DeltaTime, Frozen, Renderable, Visibility};
use speculoos::prelude::*;
fn mock_atlas_tile(id: u32) -> AtlasTile {
AtlasTile {
pos: U16Vec2::new(0, 0),
size: U16Vec2::new(16, 16),
color: Some(Color::RGB(id as u8, 0, 0)),
}
mod common;
/// Creates a test world with blinking system resources
fn create_blinking_test_world() -> World {
let mut world = World::new();
world.insert_resource(DeltaTime::from_ticks(1));
world
}
/// Spawns a test entity with blinking and renderable components
fn spawn_blinking_entity(world: &mut World, interval_ticks: u32) -> Entity {
world
.spawn((
Blinking::new(interval_ticks),
Renderable {
sprite: common::mock_atlas_tile(1),
layer: 0,
},
Visibility::visible(),
))
.id()
}
/// Spawns a test entity with blinking, renderable, and hidden visibility
fn spawn_hidden_blinking_entity(world: &mut World, interval_ticks: u32) -> Entity {
world
.spawn((
Blinking::new(interval_ticks),
Renderable {
sprite: common::mock_atlas_tile(1),
layer: 0,
},
Visibility::hidden(),
))
.id()
}
/// Spawns a test entity with blinking, renderable, and frozen components
fn spawn_frozen_blinking_entity(world: &mut World, interval_ticks: u32) -> Entity {
world
.spawn((
Blinking::new(interval_ticks),
Renderable {
sprite: common::mock_atlas_tile(1),
layer: 0,
},
Visibility::visible(),
Frozen,
))
.id()
}
/// Spawns a test entity with blinking, renderable, hidden visibility, and frozen components
fn spawn_frozen_hidden_blinking_entity(world: &mut World, interval_ticks: u32) -> Entity {
world
.spawn((
Blinking::new(interval_ticks),
Renderable {
sprite: common::mock_atlas_tile(1),
layer: 0,
},
Visibility::hidden(),
Frozen,
))
.id()
}
/// Runs the blinking system with the given delta time
fn run_blinking_system(world: &mut World, delta_ticks: u32) {
world.resource_mut::<DeltaTime>().ticks = delta_ticks;
world.run_system_once(blinking_system).unwrap();
}
/// Checks if an entity is visible
fn is_entity_visible(world: &World, entity: Entity) -> bool {
world
.entity(entity)
.get::<Visibility>()
.map(|v| v.is_visible())
.unwrap_or(true) // Default to visible if no Visibility component
}
/// Checks if an entity is hidden
fn is_entity_hidden(world: &World, entity: Entity) -> bool {
world
.entity(entity)
.get::<Visibility>()
.map(|v| v.is_hidden())
.unwrap_or(false) // Default to visible if no Visibility component
}
/// Checks if an entity has the Frozen component
fn has_frozen_component(world: &World, entity: Entity) -> bool {
world.entity(entity).contains::<Frozen>()
}
#[test]
fn test_blinking_texture() {
let tile = mock_atlas_tile(1);
let mut texture = BlinkingTexture::new(tile, 0.5);
fn test_blinking_component_creation() {
let blinking = Blinking::new(10);
assert!(texture.is_on());
texture.tick(0.5);
assert!(!texture.is_on());
texture.tick(0.5);
assert!(texture.is_on());
texture.tick(0.5);
assert!(!texture.is_on());
assert_that(&blinking.tick_timer).is_equal_to(0);
assert_that(&blinking.interval_ticks).is_equal_to(10);
}
#[test]
fn test_blinking_texture_partial_duration() {
let tile = mock_atlas_tile(1);
let mut texture = BlinkingTexture::new(tile, 0.5);
fn test_blinking_system_normal_interval_no_toggle() {
let mut world = create_blinking_test_world();
let entity = spawn_blinking_entity(&mut world, 5);
texture.tick(0.625);
assert!(!texture.is_on());
assert_eq!(texture.time_bank(), 0.125);
// Run system with 3 ticks (less than interval)
run_blinking_system(&mut world, 3);
// Entity should not be hidden yet
assert_that(&is_entity_visible(&world, entity)).is_true();
// Check that timer was updated
let blinking = world.entity(entity).get::<Blinking>().unwrap();
assert_that(&blinking.tick_timer).is_equal_to(3);
}
#[test]
fn test_blinking_texture_negative_time() {
let tile = mock_atlas_tile(1);
let mut texture = BlinkingTexture::new(tile, 0.5);
fn test_blinking_system_normal_interval_first_toggle() {
let mut world = create_blinking_test_world();
let entity = spawn_blinking_entity(&mut world, 5);
texture.tick(-0.1);
assert!(texture.is_on());
assert_eq!(texture.time_bank(), -0.1);
// Run system with 5 ticks (exactly one interval)
run_blinking_system(&mut world, 5);
// Entity should now be hidden
assert_that(&is_entity_hidden(&world, entity)).is_true();
// Check that timer was reset
let blinking = world.entity(entity).get::<Blinking>().unwrap();
assert_that(&blinking.tick_timer).is_equal_to(0);
}
#[test]
fn test_blinking_system_normal_interval_second_toggle() {
let mut world = create_blinking_test_world();
let entity = spawn_blinking_entity(&mut world, 5);
// First toggle: 5 ticks
run_blinking_system(&mut world, 5);
assert_that(&is_entity_hidden(&world, entity)).is_true();
// Second toggle: another 5 ticks
run_blinking_system(&mut world, 5);
assert_that(&is_entity_visible(&world, entity)).is_true();
}
#[test]
fn test_blinking_system_normal_interval_multiple_intervals() {
let mut world = create_blinking_test_world();
let entity = spawn_blinking_entity(&mut world, 3);
// Run system with 7 ticks (2 complete intervals + 1 remainder)
run_blinking_system(&mut world, 7);
// Should toggle twice (even number), so back to original state (not hidden)
assert_that(&is_entity_visible(&world, entity)).is_true();
// Check that timer was updated to remainder
let blinking = world.entity(entity).get::<Blinking>().unwrap();
assert_that(&blinking.tick_timer).is_equal_to(1);
}
#[test]
fn test_blinking_system_normal_interval_odd_intervals() {
let mut world = create_blinking_test_world();
let entity = spawn_blinking_entity(&mut world, 2);
// Run system with 5 ticks (2 complete intervals + 1 remainder)
run_blinking_system(&mut world, 5);
// Should toggle twice (even number), so back to original state (not hidden)
assert_that(&is_entity_visible(&world, entity)).is_true();
// Check that timer was updated to remainder
let blinking = world.entity(entity).get::<Blinking>().unwrap();
assert_that(&blinking.tick_timer).is_equal_to(1);
}
#[test]
fn test_blinking_system_zero_interval_with_ticks() {
let mut world = create_blinking_test_world();
let entity = spawn_blinking_entity(&mut world, 0);
// Run system with any positive ticks
run_blinking_system(&mut world, 1);
// Entity should be hidden immediately
assert_that(&is_entity_hidden(&world, entity)).is_true();
}
#[test]
fn test_blinking_system_zero_interval_no_ticks() {
let mut world = create_blinking_test_world();
let entity = spawn_blinking_entity(&mut world, 0);
// Run system with 0 ticks
run_blinking_system(&mut world, 0);
// Entity should not be hidden (no time passed)
assert_that(&is_entity_visible(&world, entity)).is_true();
}
#[test]
fn test_blinking_system_zero_interval_toggle_back() {
let mut world = create_blinking_test_world();
let entity = spawn_hidden_blinking_entity(&mut world, 0);
// Run system with any positive ticks
run_blinking_system(&mut world, 1);
// Entity should be unhidden
assert_that(&is_entity_visible(&world, entity)).is_true();
}
#[test]
fn test_blinking_system_frozen_entity_unhidden() {
let mut world = create_blinking_test_world();
let entity = spawn_frozen_hidden_blinking_entity(&mut world, 5);
// Run system with ticks
run_blinking_system(&mut world, 10);
// Frozen entity should be unhidden and stay unhidden
assert_that(&is_entity_visible(&world, entity)).is_true();
assert_that(&has_frozen_component(&world, entity)).is_true();
}
#[test]
fn test_blinking_system_frozen_entity_no_blinking() {
let mut world = create_blinking_test_world();
let entity = spawn_frozen_blinking_entity(&mut world, 5);
// Run system with ticks
run_blinking_system(&mut world, 10);
// Frozen entity should not be hidden (blinking disabled)
assert_that(&is_entity_visible(&world, entity)).is_true();
assert_that(&has_frozen_component(&world, entity)).is_true();
}
#[test]
fn test_blinking_system_frozen_entity_timer_not_updated() {
let mut world = create_blinking_test_world();
let entity = spawn_frozen_blinking_entity(&mut world, 5);
// Run system with ticks
run_blinking_system(&mut world, 10);
// Timer should not be updated for frozen entities
let blinking = world.entity(entity).get::<Blinking>().unwrap();
assert_that(&blinking.tick_timer).is_equal_to(0);
}
#[test]
fn test_blinking_system_entity_without_renderable_ignored() {
let mut world = create_blinking_test_world();
// Spawn entity with only Blinking component (no Renderable)
let entity = world.spawn(Blinking::new(5)).id();
// Run system
run_blinking_system(&mut world, 10);
// Entity should not be affected (not in query)
assert_that(&is_entity_visible(&world, entity)).is_true();
}
#[test]
fn test_blinking_system_entity_without_blinking_ignored() {
let mut world = create_blinking_test_world();
// Spawn entity with only Renderable component (no Blinking)
let entity = world
.spawn(Renderable {
sprite: common::mock_atlas_tile(1),
layer: 0,
})
.id();
// Run system
run_blinking_system(&mut world, 10);
// Entity should not be affected (not in query)
assert_that(&is_entity_visible(&world, entity)).is_true();
}
#[test]
fn test_blinking_system_large_interval() {
let mut world = create_blinking_test_world();
let entity = spawn_blinking_entity(&mut world, 1000);
// Run system with 500 ticks (less than interval)
run_blinking_system(&mut world, 500);
// Entity should not be hidden yet
assert_that(&is_entity_visible(&world, entity)).is_true();
// Check that timer was updated
let blinking = world.entity(entity).get::<Blinking>().unwrap();
assert_that(&blinking.tick_timer).is_equal_to(500);
}
#[test]
fn test_blinking_system_very_small_interval() {
let mut world = create_blinking_test_world();
let entity = spawn_blinking_entity(&mut world, 1);
// Run system with 1 tick
run_blinking_system(&mut world, 1);
// Entity should be hidden
assert_that(&is_entity_hidden(&world, entity)).is_true();
// Run system with another 1 tick
run_blinking_system(&mut world, 1);
// Entity should be unhidden
assert_that(&is_entity_visible(&world, entity)).is_true();
}

View File

@@ -1,72 +1,8 @@
use bevy_ecs::{entity::Entity, event::Events, system::RunSystemOnce, world::World};
use bevy_ecs::system::RunSystemOnce;
use pacman::systems::{check_collision, collision_system, Collider, EntityType, GhostState, Position};
use speculoos::prelude::*;
use pacman::{
error::GameError,
events::GameEvent,
map::builder::Map,
systems::{
check_collision, collision_system, Collider, EntityType, Ghost, GhostCollider, ItemCollider, PacmanCollider, Position,
},
};
fn create_test_world() -> World {
let mut world = World::new();
// Add required resources
world.insert_resource(Events::<GameEvent>::default());
world.insert_resource(Events::<GameError>::default());
// Add a minimal test map
world.insert_resource(create_test_map());
world
}
fn create_test_map() -> Map {
use pacman::constants::RAW_BOARD;
Map::new(RAW_BOARD).expect("Failed to create test map")
}
fn spawn_test_pacman(world: &mut World) -> Entity {
world
.spawn((Position::Stopped { node: 0 }, Collider { size: 10.0 }, PacmanCollider))
.id()
}
fn spawn_test_item(world: &mut World) -> Entity {
world
.spawn((
Position::Stopped { node: 0 },
Collider { size: 8.0 },
ItemCollider,
EntityType::Pellet,
))
.id()
}
fn spawn_test_ghost(world: &mut World) -> Entity {
world
.spawn((
Position::Stopped { node: 0 },
Collider { size: 12.0 },
GhostCollider,
Ghost::Blinky,
EntityType::Ghost,
))
.id()
}
fn spawn_test_ghost_at_node(world: &mut World, node: usize) -> Entity {
world
.spawn((
Position::Stopped { node },
Collider { size: 12.0 },
GhostCollider,
Ghost::Blinky,
EntityType::Ghost,
))
.id()
}
mod common;
#[test]
fn test_collider_collision_detection() {
@@ -74,13 +10,13 @@ fn test_collider_collision_detection() {
let collider2 = Collider { size: 8.0 };
// Test collision detection
assert!(collider1.collides_with(collider2.size, 5.0)); // Should collide (distance < 9.0)
assert!(!collider1.collides_with(collider2.size, 15.0)); // Should not collide (distance > 9.0)
assert_that(&collider1.collides_with(collider2.size, 5.0)).is_true(); // Should collide (distance < 9.0)
assert_that(&collider1.collides_with(collider2.size, 15.0)).is_false(); // Should not collide (distance > 9.0)
}
#[test]
fn test_check_collision_helper() {
let map = create_test_map();
let map = common::create_test_map();
let pos1 = Position::Stopped { node: 0 };
let pos2 = Position::Stopped { node: 0 }; // Same position
let collider1 = Collider { size: 10.0 };
@@ -88,33 +24,31 @@ fn test_check_collision_helper() {
// Test collision at same position
let result = check_collision(&pos1, &collider1, &pos2, &collider2, &map);
assert!(result.is_ok());
assert!(result.unwrap()); // Should collide at same position
assert_that(&result.is_ok()).is_true();
assert_that(&result.unwrap()).is_true(); // Should collide at same position
// Test collision at different positions
let pos3 = Position::Stopped { node: 1 }; // Different position
let result = check_collision(&pos1, &collider1, &pos3, &collider2, &map);
assert!(result.is_ok());
assert_that(&result.is_ok()).is_true();
// May or may not collide depending on actual node positions
}
#[test]
fn test_collision_system_pacman_item() {
let mut world = create_test_world();
let _pacman = spawn_test_pacman(&mut world);
let _item = spawn_test_item(&mut world);
let (mut world, mut schedule) = common::create_test_world();
let _pacman = common::spawn_test_pacman(&mut world, 0);
let _item = common::spawn_test_item(&mut world, 0, EntityType::Pellet);
// Run collision system - should not panic
world
.run_system_once(collision_system)
.expect("System should run successfully");
schedule.run(&mut world);
}
#[test]
fn test_collision_system_pacman_ghost() {
let mut world = create_test_world();
let _pacman = spawn_test_pacman(&mut world);
let _ghost = spawn_test_ghost(&mut world);
let (mut world, _) = common::create_test_world();
let _pacman = common::spawn_test_pacman(&mut world, 0);
let _ghost = common::spawn_test_ghost(&mut world, 0, GhostState::Normal);
// Run collision system - should not panic
world
@@ -124,22 +58,20 @@ fn test_collision_system_pacman_ghost() {
#[test]
fn test_collision_system_no_collision() {
let mut world = create_test_world();
let _pacman = spawn_test_pacman(&mut world);
let _ghost = spawn_test_ghost_at_node(&mut world, 1); // Different node
let (mut world, mut schedule) = common::create_test_world();
let _pacman = common::spawn_test_pacman(&mut world, 0);
let _ghost = common::spawn_test_ghost(&mut world, 1, GhostState::Normal); // Different node
// Run collision system - should not panic
world
.run_system_once(collision_system)
.expect("System should run successfully");
schedule.run(&mut world);
}
#[test]
fn test_collision_system_multiple_entities() {
let mut world = create_test_world();
let _pacman = spawn_test_pacman(&mut world);
let _item = spawn_test_item(&mut world);
let _ghost = spawn_test_ghost(&mut world);
let (mut world, _) = common::create_test_world();
let _pacman = common::spawn_test_pacman(&mut world, 0);
let _item = common::spawn_test_item(&mut world, 0, EntityType::Pellet);
let _ghost = common::spawn_test_ghost(&mut world, 0, GhostState::Normal);
// Run collision system - should not panic
world

182
tests/common.rs Normal file
View File

@@ -0,0 +1,182 @@
#![allow(dead_code)]
use bevy_ecs::{entity::Entity, event::Events, schedule::Schedule, world::World};
use glam::{U16Vec2, Vec2};
use pacman::{
asset::Asset,
constants::RAW_BOARD,
events::{CollisionTrigger, GameEvent},
game::ATLAS_FRAMES,
map::{
builder::Map,
direction::Direction,
graph::{Graph, Node},
},
systems::{
item_collision_observer, AudioEvent, AudioState, BufferedDirection, Collider, DebugState, DeltaTime, EntityType,
FruitSprites, Ghost, GhostCollider, GhostState, GlobalState, ItemCollider, MovementModifiers, PacmanCollider,
PelletCount, PlayerControlled, Position, ScoreResource, Velocity,
},
texture::sprite::{AtlasMapper, AtlasTile, SpriteAtlas},
};
use sdl2::{
image::LoadTexture,
pixels::Color,
render::{Canvas, TextureCreator},
video::{Window, WindowContext},
Sdl,
};
pub fn setup_sdl() -> Result<(Canvas<Window>, TextureCreator<WindowContext>, Sdl), String> {
let sdl_context = sdl2::init()?;
let video_subsystem = sdl_context.video()?;
let window = video_subsystem
.window("test", 800, 600)
.position_centered()
.hidden()
.build()
.map_err(|e| e.to_string())?;
let canvas = window.into_canvas().build().map_err(|e| e.to_string())?;
let texture_creator = canvas.texture_creator();
Ok((canvas, texture_creator, sdl_context))
}
pub fn create_atlas(canvas: &mut sdl2::render::Canvas<sdl2::video::Window>) -> SpriteAtlas {
let texture_creator = canvas.texture_creator();
let atlas_bytes = Asset::AtlasImage.get_bytes().unwrap();
let texture = texture_creator.load_texture_bytes(&atlas_bytes).unwrap();
let atlas_mapper = AtlasMapper {
frames: ATLAS_FRAMES.into_iter().map(|(k, v)| (k.to_string(), *v)).collect(),
};
SpriteAtlas::new(texture, atlas_mapper)
}
/// Creates a simple test graph with 3 connected nodes for testing
pub fn create_test_graph() -> Graph {
let mut graph = Graph::new();
let node0 = graph.add_node(Node {
position: Vec2::new(0.0, 0.0),
});
let node1 = graph.add_node(Node {
position: Vec2::new(16.0, 0.0),
});
let node2 = graph.add_node(Node {
position: Vec2::new(0.0, 16.0),
});
graph.connect(node0, node1, false, None, Direction::Right).unwrap();
graph.connect(node0, node2, false, None, Direction::Down).unwrap();
graph
}
/// Creates a basic test world with required resources for ECS systems
pub fn create_test_world() -> (World, Schedule) {
let mut world = World::new();
// Add required resources
world.insert_resource(Events::<GameEvent>::default());
world.insert_resource(Events::<pacman::error::GameError>::default());
world.insert_resource(Events::<AudioEvent>::default());
world.insert_resource(ScoreResource(0));
world.insert_resource(FruitSprites::default());
world.insert_resource(AudioState::default());
world.insert_resource(GlobalState { exit: false });
world.insert_resource(DebugState::default());
world.insert_resource(PelletCount(0));
world.insert_resource(DeltaTime {
seconds: 1.0 / 60.0,
ticks: 1,
}); // 60 FPS
world.insert_resource(create_test_map());
let schedule = Schedule::default();
world.add_observer(item_collision_observer);
(world, schedule)
}
/// Creates a test map using the default RAW_BOARD
pub fn create_test_map() -> Map {
Map::new(RAW_BOARD).expect("Failed to create test map")
}
/// Spawns a test Pac-Man entity at the specified node
pub fn spawn_test_pacman(world: &mut World, node: usize) -> Entity {
world
.spawn((
Position::Stopped { node: node as u16 },
Collider { size: 10.0 },
PacmanCollider,
EntityType::Player,
))
.id()
}
/// Spawns a controllable test player entity
pub fn spawn_test_player(world: &mut World, node: usize) -> Entity {
world
.spawn((
PlayerControlled,
Position::Stopped { node: node as u16 },
Velocity {
speed: 1.0,
direction: Direction::Right,
},
BufferedDirection::None,
EntityType::Player,
MovementModifiers::default(),
))
.id()
}
/// Spawns a test item entity at the specified node
pub fn spawn_test_item(world: &mut World, node: usize, item_type: EntityType) -> Entity {
world
.spawn((
Position::Stopped { node: node as u16 },
Collider { size: 8.0 },
ItemCollider,
item_type,
))
.id()
}
/// Spawns a test ghost entity at the specified node
pub fn spawn_test_ghost(world: &mut World, node: usize, ghost_state: GhostState) -> Entity {
world
.spawn((
Position::Stopped { node: node as u16 },
Collider { size: 12.0 },
GhostCollider,
Ghost::Blinky,
EntityType::Ghost,
ghost_state,
))
.id()
}
/// Sends a game event to the world
pub fn send_game_event(world: &mut World, event: GameEvent) {
let mut events = world.resource_mut::<Events<GameEvent>>();
events.send(event);
}
/// Sends a collision event between two entities
pub fn trigger_collision(world: &mut World, event: CollisionTrigger) {
world.trigger(event);
}
/// Creates a mock atlas tile for testing
pub fn mock_atlas_tile(id: u32) -> AtlasTile {
AtlasTile {
pos: U16Vec2::new(0, 0),
size: U16Vec2::new(16, 16),
color: Some(Color::RGB(id as u8, 0, 0)),
}
}

View File

@@ -1,41 +0,0 @@
#![allow(dead_code)]
use pacman::{
asset::{get_asset_bytes, Asset},
game::ATLAS_FRAMES,
texture::sprite::{AtlasMapper, SpriteAtlas},
};
use sdl2::{
image::LoadTexture,
render::{Canvas, Texture, TextureCreator},
video::{Window, WindowContext},
Sdl,
};
pub fn setup_sdl() -> Result<(Canvas<Window>, TextureCreator<WindowContext>, Sdl), String> {
let sdl_context = sdl2::init()?;
let video_subsystem = sdl_context.video()?;
let window = video_subsystem
.window("test", 800, 600)
.position_centered()
.hidden()
.build()
.map_err(|e| e.to_string())?;
let canvas = window.into_canvas().build().map_err(|e| e.to_string())?;
let texture_creator = canvas.texture_creator();
Ok((canvas, texture_creator, sdl_context))
}
pub fn create_atlas(canvas: &mut sdl2::render::Canvas<sdl2::video::Window>) -> SpriteAtlas {
let texture_creator = canvas.texture_creator();
let atlas_bytes = get_asset_bytes(Asset::AtlasImage).unwrap();
let texture = texture_creator.load_texture_bytes(&atlas_bytes).unwrap();
let texture: Texture<'static> = unsafe { std::mem::transmute(texture) };
let atlas_mapper = AtlasMapper {
frames: ATLAS_FRAMES.into_iter().map(|(k, v)| (k.to_string(), *v)).collect(),
};
SpriteAtlas::new(texture, atlas_mapper)
}

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