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1 <!DOCTYPE html> | |
2 <html><head> | |
3 <meta charset="utf-8"> | |
4 <link rel="stylesheet" type="text/css" href="../unit.css" /> | |
5 <script type="application/x-javascript" src="../unit.js"></script> | |
6 <script type="application/x-javascript" src="../util.js"></script> | |
7 <script type="application/x-javascript"> | |
8 | |
9 Tests.autorun = false; | |
10 Tests.message = "This might take a second or two (or ten)"; | |
11 | |
12 Tests.testMatrixMultiply = function() { | |
13 time("testMatrixMultiply", function() { | |
14 var mat = Matrix.identity; | |
15 for (var i=0; i<1000000; i++) | |
16 Matrix.mul4x4(mat, mat); | |
17 }); | |
18 } | |
19 Tests.testTransformStack = function() { | |
20 time("testTransformStack", function() { | |
21 var j = 0; | |
22 for (var i=0; i<1000; i++) { | |
23 var t = new Date().getTime(); | |
24 var pmat = Matrix.perspective(30, 600/400, 1, 100+(t%1000)); | |
25 var look = Matrix.lookAt([4,-1,8], [-0.2,0+(t%1000),0], [0,1,0]); | |
26 var rot = Matrix.rotate((t/400) % (2*Math.PI), [0, 1+(t%1000), 1]); | |
27 var trans = Matrix.translate3(0, Math.cos(t/1000)*1, Math.sin(t/1000
)*3); | |
28 var sca = Matrix.scale1(0.6+(t%1000)); | |
29 var vmat = Matrix.identity; | |
30 vmat = Matrix.mul4x4(vmat, pmat); | |
31 vmat = Matrix.mul4x4(vmat, look); | |
32 vmat = Matrix.mul4x4(vmat, trans); | |
33 vmat = Matrix.mul4x4(vmat, sca); | |
34 vmat = Matrix.mul4x4(vmat, rot); | |
35 j += vmat.length; | |
36 } | |
37 Tests.j = j; | |
38 }); | |
39 } | |
40 | |
41 | |
42 </script> | |
43 <style>canvas{ position:absolute; }</style> | |
44 </head><body> | |
45 <h3>1000000x JavaScript Matrix.mul4x4</h3> | |
46 <p id="testMatrixMultiply"></p> | |
47 <h3>1000x JavaScript transform stack</h3> | |
48 <p id="testTransformStack"></p> | |
49 </body></html> | |
50 | |
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