JS1k: The JavaScript code golfing competition
2013 - Spring!
- Author:
- Kenny Gow
- Twitter:
- @
- GitHub:
- Facebook:
- Google+:
- +
- Reddit:
- /r/
- Pouet:
- Website:
- Compo:
- classic
- Demo link:
- https://js1k.com/2013-spring/demo/1540
- Shortlink:
- https://js1k.com/1540
- Blog post:
- please update here!
- Bytes:
- 1001
- Chars:
- 1001
- Submission
function u(g){function l(){var l=1,m=d[0][0];for(i=0;i<h;i++)for(j=0;j<k;j++){var e=i,f=j;switch(8*r()|0){case 0:0==i&&(e=h);0==j&&(f=k);d[i][j]=d[--e][--f];break;case 1:0==i&&(e=h);d[i][j]=d[--e][f];break;case 2:0==i&&(e=h);j==n&&(f=-1);d[i][j]=d[--e][++f];break;case 3:j==n&&(f=-1);d[i][j]=d[e][++f];break;case 4:i==s&&(e=-1);j==n&&(f=-1);d[i][j]=d[++e][++f];break;case 5:i==s&&(e=-1);d[i][j]=d[++e][f];break;case 6:i==s&&(e=-1);0==j&&(f=k);d[i][j]=d[++e][--f];break;case 7:0==j&&(f=k),d[i][j]=d[e][--f]}a.fillStyle=d[i][j];a.fillRect(i*g,j*g,g,g);d[i][j]!=m&&(l=0)}l&&q(z)}b.style.textAlign="center";c.width=640;c.height=480;var m=Array(256),d=[],h=640/g,k=480/g,s=h-1,n=k-1;r=Math.random;p=setInterval;q=clearInterval;for(i=0;256>i;i++)m[i]="rgb("+(256*r()|0)+","+(256*r()|0)+","+(256*r()|0)+")";for(i=0;i<h;i++){d[i]=[];for(j=0;j<k;j++)a.fillStyle=d[i][j]=m[256*r()|0],a.fillRect(i*g,j*g,g,g)}z=p(l,0);t=0;b.onclick=function(){q(z);t=0==t?500:0;z=p(l,t)}}b.ondblclick=function(){q(z);u(2)};u(10);- Description
- Random vote algorithm benchmark. Reload for new set of random colors. Click to slow, click again to resume full speed. Double click to switch to high-res "paint-like" effects mode. Wraps horizontally and vertically like Asteroids arcade game. Image can be smoothly tiled across the plane.
- Base64 encoded
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Original source not submitted