dwitter.net | joeytwiddle (1505)

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u(t) is called 60 times per second. t: Elapsed time in seconds. S: Shorthand for Math.sin. C: Shorthand for Math.cos. T: Shorthand for Math.tan. R: Function that generates rgba-strings, usage ex.: R(255, 255, 255, 0.5) c: A 1920x1080 canvas. x: A 2D context for that canvas.
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  • username: What is this supposed to be? I only see black squiggly lines..
  • joeytwiddle: I think it's supposed to be buildings reflect in water. for(c.width|=j=20+t|0;j-->t;)for(g=(j-t)*120,i=W=99;i--;)x.fillRect(i?g+i*i/70*S(1e3/i-t*8+j**3):g,500+!!i*i*4,-W-80*S(j*j),i?3:-300-W*S(j))
  • donbright: oh my god

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  • joeytwiddle: New_Core's bouncing ball + squash = jumping jack

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  • joeytwiddle: Inspired by (but barely resembling) the Arabesque screensaver on macOS
  • joeytwiddle: For brighter lights, try .8 instead of .5
  • joeytwiddle: Whatever number you choose, one lights always blinks regularly. For 97 it's the orange light in the lower right.

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  • joeytwiddle: ...we put some defaults in your default
  • metamero: Awesomeness++ for this great use of marginLeft

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  • joeytwiddle: Ideally we would keep the edges smooth, by holding an intensity for each corner instead of the entire square
  • joeytwiddle: W=width, H=half width, I=intensity, p=plot/plasma/partition
  • joeytwiddle: p calls p four times for each sub-square, with a randomly smaller I

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