From a78d8a7bd0480a07cae0972085265f2db05977b7 Mon Sep 17 00:00:00 2001 From: Nehon Date: Tue, 3 Mar 2015 21:50:31 +0100 Subject: [PATCH] Test for parallel tangent generation --- .../stress/TestParallelTangentGeneration.java | 81 +++++++++++++++++++ 1 file changed, 81 insertions(+) create mode 100644 jme3-examples/src/main/java/jme3test/stress/TestParallelTangentGeneration.java diff --git a/jme3-examples/src/main/java/jme3test/stress/TestParallelTangentGeneration.java b/jme3-examples/src/main/java/jme3test/stress/TestParallelTangentGeneration.java new file mode 100644 index 000000000..421589fa6 --- /dev/null +++ b/jme3-examples/src/main/java/jme3test/stress/TestParallelTangentGeneration.java @@ -0,0 +1,81 @@ +/* + * Copyright (c) 2009-2015 jMonkeyEngine + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are + * met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * * Neither the name of 'jMonkeyEngine' nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED + * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR + * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, + * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, + * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR + * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF + * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING + * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS + * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ +package jme3test.stress; + +import java.util.concurrent.ExecutorService; +import java.util.concurrent.Executors; + +import com.jme3.scene.Geometry; +import com.jme3.scene.Node; +import com.jme3.scene.shape.Sphere; +import com.jme3.util.TangentBinormalGenerator; + +public class TestParallelTangentGeneration { + + static ExecutorService executor = Executors.newFixedThreadPool(Runtime.getRuntime().availableProcessors()); + + public static void main(String[] args) { + + for (int i = 0; i < 10; i++) { + { + Node root = new Node("Root"); + for (int count = 0; count < 10; count++) { + for (int samples = 4; samples < 50; samples++) { + Geometry g = new Geometry(); + g.setMesh(new Sphere(samples, samples, 1.0f)); + root.attachChild(g); + } + } + + long start = System.currentTimeMillis(); + TangentBinormalGenerator.generate(root); + System.out.println("Serial " + (System.currentTimeMillis() - start)); + } + + { + Node root = new Node("Root"); + for (int count = 0; count < 10; count++) { + for (int samples = 4; samples < 50; samples++) { + Geometry g = new Geometry(); + g.setMesh(new Sphere(samples, samples, 1.0f)); + root.attachChild(g); + } + } + + long start = System.currentTimeMillis(); + TangentBinormalGenerator.generateParallel(root, executor); + System.out.println("Parallel " + (System.currentTimeMillis() - start)); + } + + } + } +} \ No newline at end of file