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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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danny@hille.dk

function u(t) {

}//
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  • Old school demo effect: textured rotozoom

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rodrigo.siqueira
remix of d/23572 by u/rodrigo.siqueira

function u(t) {

}//
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  • Spierpinski debris around a pulsating core #sierpinski
  • u/danny@hille.dk
    Beautiful
  • u/danny@hille.dk
    better resolution + performance for(I=new ImageData(c.width=w=175,w),i=w*w;i--;)Y=i/w/9-5,r=((X=(i%w)/10-9)*X+Y*Y+1-C(t*3))/w,I.data.set([K=T(Y/r|X/r+t*25)*Y+16/r,K/6,,255],i*4);x.putImageData(I,0,0)
  • u/jellyedwards
    Wow!

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rodrigo.siqueira
remix of d/23561 by u/rodrigo.siqueira

function u(t) {

}//
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  • UV emissions from the Sierpinski sphere #sierpinski

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cantelope

function u(t) {

}//
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rep_movsd

function u(t) {

}//
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danny@hille.dk
remix of d/23497 by u/danny@hille.dk

function u(t) {

}//
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  • When you fail, but it still feels like a win remix

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rep_movsd

function u(t) {

}//
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  • Rolling boxes

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KilledByAPixel
remix of d/23448 by u/KilledByAPixel

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}//
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  • Mondrian Wander

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danny@hille.dk
remix of d/23444 by u/danny@hille.dk

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}//
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  • More color, more movement, more vertigo :-)
  • u/danny@hille.dk
    for(c.width=w=384,d=new ImageData(w,w),m=w*w,i=0;m--;)r=((X=m%w-w/2)*X+(Y=m/w-w*.7)*Y)/w,(q=d.data)[i++]=(f=T(C(t)*9+X/r|Y/r+S(t)*8)*w),q[i++]=f/3,q[i++]=S(f-t)*w,q[i++]=w x.putImageData(d,0,0)
  • u/mxfh
    there is also data.set([r,g,b,a],4)
  • u/mxfh
    great to see this is going places.

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rodrigo.siqueira
remix of d/23327 by u/danny@hille.dk

function u(t) {

}//
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  • When Mercury falls into the sun #sun

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