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function u(t) {
} //
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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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function u(t) {

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  • iverjo: Optical illusion: Go fullscreen and stare at the center for 15-30 seconds. Then look down at your keyboard. Notice anything unusual?
  • iverjo: 129 characters: c.width=960;for(i=26;i--;)d=(i+3*t)%26,I=C(d*.7)>0?1:0,x.beginPath(),x.arc(480,270,I?d*22:600-d*22,0,7),x.lineWidth=12,x.stroke()
  • iverjo: #opticalillusion

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u(t) is called 60 times per second. t: elapsed time in seconds. c: A 1920x1080 canvas. x: A 2D context for that canvas. S: Math.sin C: Math.cos T: Math.tan R: Generates rgba-strings, ex.: R(255, 255, 255, 0.5)