mirror of
https://github.com/Doodle3D/Doodle3D-Slicer.git
synced 2024-12-24 20:13:48 +01:00
129 lines
2.5 KiB
HTML
129 lines
2.5 KiB
HTML
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<!DOCTYPE html>
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<html lang="en">
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<body>
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<script src="../build/three.min.js"></script>
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<script src="../examples/js/math/TypeArrayVector3.js"></script>
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<script>
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var Benchmark = function ( title, test ) {
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var titleDom = document.createElement( 'div' );
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titleDom.style.fontWeight = 'bold';
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titleDom.textContent = title;
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document.body.appendChild( titleDom );
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var msDom = document.createElement( 'div' );
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document.body.appendChild( msDom );
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this.run = function () {
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var start = performance.now();
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test();
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msDom.textContent = performance.now() - start;
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}
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};
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var vector11 = new THREE.Vector3( 1.2, 2.3, 3.4 );
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var vector12 = new THREE.Vector3( 1.2, 2.3, 3.4 );
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var vector13 = new THREE.Vector3( 1.2, 2.3, 3.4 );
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var vector21 = new THREE.TypeArrayVector3( 1.2, 2.3, 3.4 );
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var vector22 = new THREE.TypeArrayVector3( 1.2, 2.3, 3.4 );
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var vector23 = new THREE.TypeArrayVector3( 1.2, 2.3, 3.4 );
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var benchmarks = [
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new Benchmark( 'new Vector3()', function () {
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for ( var i = 0; i < 10000; i ++ ) {
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var vector = new THREE.Vector3( 1, 1, 1 );
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}
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} ),
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new Benchmark( 'new TypeArrayVector3()', function () {
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for ( var i = 0; i < 10000; i ++ ) {
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var vector = new THREE.TypeArrayVector3( 1, 1, 1 );
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}
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} ),
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new Benchmark( 'Vector3 add()', function () {
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for ( var i = 0; i < 10000000; i ++ ) {
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vector11.add( vector12 );
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}
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} ),
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new Benchmark( 'TypeArrayVector3 add()', function () {
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for ( var i = 0; i < 10000000; i ++ ) {
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vector21.add( vector22 );
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}
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} ),
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new Benchmark( 'Vector3 addVectors()', function () {
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for ( var i = 0; i < 10000000; i ++ ) {
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vector11.addVectors( vector12, vector13 );
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}
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} ),
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new Benchmark( 'TypeArrayVector3 addVectors()', function () {
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for ( var i = 0; i < 10000000; i ++ ) {
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vector21.addVectors( vector22, vector23 );
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}
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} )
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];
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function update () {
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vector11 = new THREE.Vector3( Math.random(), Math.random(), Math.random() );
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vector12 = new THREE.Vector3( Math.random(), Math.random(), Math.random() );
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vector21 = new THREE.TypeArrayVector3().set( vector11.x, vector11.y, vector11.z );
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vector22 = new THREE.TypeArrayVector3().set( vector12.x, vector12.y, vector12.z );
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for ( var i = 0, l = benchmarks.length; i < l; i ++ ) {
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benchmarks[ i ].run();
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}
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setTimeout( update, 2000 );
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}
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update();
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</script>
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</body>
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</html>
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