| <HTML> |
| <HEAD> |
| <TITLE>Mesh Transfrom</TITLE> |
| </HEAD> |
| <BODY> |
| <h1>Mesh Transfrom Benchmark</h1> |
| <SCRIPT> |
| var loops = 60 |
| var nx = 120 |
| var nz = 120 |
| |
| function morph(a,f) { |
| var PI2nx = Math.PI * 8/nx |
| var sin = Math.sin |
| var f30 = -(50 * sin(f*Math.PI*2)) |
| |
| for (var i = 0; i < nz; ++i) { |
| for (var j = 0; j < nx; ++j) { |
| a[3*(i*nx+j)+1] = sin((j-1) * PI2nx ) * -f30 |
| } |
| } |
| } |
| |
| |
| var a = Array() |
| for (var i=0; i < nx*nz*3; ++i) a[i] = 0 |
| |
| var startTime=new Date() ; |
| for (var i = 0; i < loops; ++i) { |
| morph(a, i/loops) |
| } |
| var endTime=new Date() ; |
| |
| document.write("Result is "+(endTime-startTime)+" ms") |
| </SCRIPT> |
| </HTML> |
| |
