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51 lines
1.1 KiB
Python
51 lines
1.1 KiB
Python
# Represents a single wave emission
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class SoundWave(object):
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def __init__(self, x, y, speed=1, radius=1):
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self.x, self.y = x, y
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self.speed, self.radius = speed, radius
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def tick(self):
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self.radius += self.speed
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# Moved into a function to allow fast adjustment of opacity degradation
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# whilst still observing current opacity from external "garbage collectors"
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@property
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def stroke(self):
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return self.radius * 0.75
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def render(self):
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stroke(self.stroke) # Opacity Controls
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circle(self.x, self.y, self.radius * 2) # diameter
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def setup():
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size(750, 750)
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noFill()
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global sounds, x, y
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sounds = []
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x, y = width // 2 - 250, height // 2
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i = 0
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XRATE = 2
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def draw():
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global sounds, XRATE, x, y, i
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x += XRATE
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i += 1
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if i % (15 // XRATE) == 0:
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sounds.append(SoundWave(x, y, 0.1 + XRATE))
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if i % 200 == 0:
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sounds = [s for s in sounds if s.stroke < 255]
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if x >= 1300:
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x = -100
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print(len(sounds))
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background(255)
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for sound in sounds:
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sound.tick()
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sound.render()
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