dwitter.net | magna (2574)

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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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Current theme challenge: #ScaryMovies
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function u(t) {

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  • PI

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function u(t) {

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  • u/magna
    Just feedbacking PNG bytes into image data: t||(w=c.width=192) D=x.createImageData(w,108) D.data.set([...atob(c.toDataURL().split,[1])].map((c,i)=>i%4<3?c.charCodeAt():255).slice(0,82944)) x.putImageData(D,0,t*t)
  • u/Xen
    nice!!
  • u/andrea270872
    wow. this one looks scary! if my screen would start do behave like that I would just freak out :D

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remix of d/24349 by u/pavel

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remix of d/2381 by u/magna

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remix of d/24304 by u/cantelope

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remix of d/24294 by u/magna

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  • Bouncy pixellated basketball
  • u/magna
    Couldn't golf it down enough to hide the emoji at the center (below the rendering)
  • u/magna
    *pixelated
  • u/magna
    uncompressed: c.width|=0 with(x)for(fillText(e,9,14),d=getImageData(0,0,32,18).data,transform(k=C(t)*9,z=S(t)*69,-z,k,960,i=540);i--;fillRect(i%32-16,i/32-9,1,1))fillStyle=R(...d.slice(o=i*4,o+4))

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remix of d/24293 by u/magna

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  • Pixellated emoji renderer. Change value of e.
  • u/magna
    *pixelated
  • u/danny@hille.dk
    uncompressed -> if(!t){for(x.fillText('🍎',10,14),i=576;i--;x.fillRect(X*60,Y*60,60,60))x.fillStyle=R(...x.getImageData(X=i%32,Y=i>>5,1,1).data.slice(0,3))}
  • u/danny@hille.dk
    Pick your fruit with caution... for(x.font='1cm z',x.fillText('🍑',-11,22),i=576;i--;x.fillRect(X*60,Y*60,60,60))x.fillStyle=R(...x.getImageData(X=i%32,Y=i>>5,1,1).data)

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  • Pixellated emoji renderer. Change value of e.

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  • #circlechallenge No trig, no direct square root: Just using the Pythagorean theorem + the fact that sums of odd numbers give perfect squares

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remix of d/24280 by u/magna

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  • Magic!

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