28 lines
598 B
CoffeeScript
28 lines
598 B
CoffeeScript
# PolyTree, intended to be loaded as a module
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import {p5, p5loaded, p5vector} from './lib/loadp5.js'
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sketch = (p) ->
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pos = null
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vel = null
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abs = Math.abs # For convenience
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p.setup = =>
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p.createCanvas window.innerWidth, 575, p.WEBGL
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p.background 224
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p.frameRate 5
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pos = p.createVector p.width, p.height
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p.draw = =>
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if abs(pos.x) > p.width/2 or abs(pos.y) > p.height/2
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pos = p.createVector 0
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vel = p5vector.random2D().mult 32
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else
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pos.add vel
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p.point pos
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show = () ->
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P5 = new p5 sketch
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p5loaded.then show
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