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110 lines
3.6 KiB
110 lines
3.6 KiB
/*
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* Copyright (c) 2009-2010 jMonkeyEngine
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* * Neither the name of 'jMonkeyEngine' nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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package jme3test.app;
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import com.jme3.util.TempVars;
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import java.util.Date;
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import java.util.Iterator;
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public class TestTempVars {
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public static void main(String[] args) {
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Date d,d2;
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System.err.println("NOTE: This test simulates a data corruption attempt\n"
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+ " in the engine. If assertions are enabled (-ea VM flag), the \n"
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+ "data corruption will be detected and displayed below.");
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//get the vars
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TempVars vars = TempVars.get();
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// do something with temporary vars
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vars.vect1.addLocal(vars.vect2);
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//release the vars
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vars.release();
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//Perf tests
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//100 million calls
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d = new Date();
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for (int i = 0; i < 100000000; i++) {
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methodThatUsesTempVars();
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}
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d2 = new Date();
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System.out.println("100 million calls : " +(d2.getTime() - d.getTime())+" ms");
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//recursive Method
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d = new Date();
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recursiveMethod();
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d2 = new Date();
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System.out.println("100 recursive calls : " +(d2.getTime() - d.getTime())+" ms");
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d = new Date();
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for (int i = 0; i < 1000000; i++) {
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methodThatUsesTempVarsWithNoRelease();
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}
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d2 = new Date();
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System.out.println("1 million calls with no release : " +(d2.getTime() - d.getTime())+" ms");
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}
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static int recurse = 0;
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public static void recursiveMethod(){
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TempVars vars = TempVars.get();
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vars.vect1.set(123, 999, -55);
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recurse++;
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if(recurse<100){
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recursiveMethod();
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}
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vars.release();
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}
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public static void methodThatUsesTempVars() {
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TempVars vars = TempVars.get();
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{
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vars.vect1.set(123, 999, -55);
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}
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vars.release();
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}
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public static void methodThatUsesTempVarsWithNoRelease() {
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TempVars vars = TempVars.get();
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{
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vars.vect1.set(123, 999, -55);
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}
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}
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}
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