JS1k: The JavaScript code golfing competition

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 in g)g[i[0]+i[7]+[i[13]]]=g[i];    P	cr(3"tribute XPgl_Posi=Y4U2"pVcisiT highp ;
 XR; 
  A; u=.2 t=.5;Xp=(-RW + 2.*dW)/R.y; e=(0,.9,A*u*ups=-eps,(0))cv,ps) rd=m3(,cv,ps(pW,u) r;nt i=0;i<64;i++ mp	e+rd*t;r=y-z+z*2.)x*2..5; if(r<.005*t||t>64.)bVak; t+=u*r;}l	Y4((.5,u,.9abs(r(1.3-length(t*rd.11if(t>20.)l=Y4(1.-p.y,u,ulgUurUbf(A=34962,cu()ba(A,new Int8Array([-3,-3]35044eet(0vto(b=0,2,5120
2R"a.width,a.height(s=(e
1A"A-=1da(6,3VquestAnimaFrame(s})(f	new AudioCTtext(a	f.cVeScriptP(l=8192a.cTnect(f.destinac=0; p,q=c*PI*6;Vturn *p+*p*p*q*.125)c*p*.025}a.Taudiop	(e=l;i--;c+=1/le.outputBuffer.getChannelDa(0)[i]	16,A%6)+4,4)+12,A%3}}';G=/[
-T-Y]/.exec(_);)with(_.split(G))_=join(shift());with(Math)eval(_)

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

P = g.createProgram()
    g.shaderSource(A=g.createShader(g.VERTEX_SHADER),"attribute vec2 P;void main(){gl_Position=vec4(P,0,1);}")
    g.compileShader(A);g.attachShader(P,A)
    g.shaderSource(A=g.createShader(g.FRAGMENT_SHADER),`precision highp float;uniform vec2 R; uniform float A;
      float u=.2;
      void main(){
        float t=.5;
        vec2 p=(-R.xy + 2.*gl_FragCoord.xy)/R.y;
        vec3 e=vec3(0,.9,A*u*u),ps=normalize(-e),cp=normalize(cross(ps,vec3(0,1,0))),cv=normalize(cross(cp,ps));
        vec3 rd=mat3(cp,cv,ps)*normalize(vec3(p.xy,u));
        float r;
        for(int i=0;i<64;i++){
          vec3 mp = e+rd*t;
          r=mp.y-sin(mp.z+sin(mp.z*2.))*sin(mp.x*2.)*.5;
          if(r<.005*t||t>64.)break;
          t+=u*r;
        }
        gl_FragColor = vec4(vec3(.5,u,.9)*abs(r)*(1.3-length(t*rd)*.1),1);
        if(t>20.)gl_FragColor=vec4(1.-p.y,u,u,1);
      }
    `);
    g.compileShader(A)
    g.attachShader(P,A)
    g.linkProgram(P);g.useProgram(P)
    g.bindBuffer(A=g.ARRAY_BUFFER,g.createBuffer())
    g.bufferData(A,new Int8Array([-3,1,1,-3,1,1]),g.STATIC_DRAW)
    g.enableVertexAttribArray(0)
    g.vertexAttribPointer(b=0,2,5120,0,0,0)
    g.uniform2f(g.getUniformLocation(P,"R"),a.width,a.height);
    (s=function(e){g.uniform1f(g.getUniformLocation(P,"A"),A-=1,0);g.drawArrays(6,0,3);requestAnimationFrame(s);})();
    f = new AudioContext();
    a = f.createScriptProcessor(l=8192,1,1);
    a.connect(f.destination);
    c=0;
    function n(c,p){cp=c*Math.PI*6;return Math.sin(cp*p+Math.sin(cp*p*p*.125))*Math.sin(c*p*.025)}
    a.onaudioprocess = function(e)
    {
      for(i=l;i--;)
      {
        e.outputBuffer.getChannelData(0)[i] = n(c+=1/l,16)+n(c,4)+n(c,12);
      }
    }