A complete 3D game development suite written purely in Java.
You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 
 
jmonkeyengine/engine/src/test/jme3test/app/TestTempVars.java

110 lines
3.6 KiB

/*
* Copyright (c) 2009-2010 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.app;
import com.jme3.util.TempVars;
import java.util.Date;
import java.util.Iterator;
public class TestTempVars {
public static void main(String[] args) {
Date d,d2;
System.err.println("NOTE: This test simulates a data corruption attempt\n"
+ " in the engine. If assertions are enabled (-ea VM flag), the \n"
+ "data corruption will be detected and displayed below.");
//get the vars
TempVars vars = TempVars.get();
// do something with temporary vars
vars.vect1.addLocal(vars.vect2);
//release the vars
vars.release();
//Perf tests
//100 million calls
d = new Date();
for (int i = 0; i < 100000000; i++) {
methodThatUsesTempVars();
}
d2 = new Date();
System.out.println("100 million calls : " +(d2.getTime() - d.getTime())+" ms");
//recursive Method
d = new Date();
recursiveMethod();
d2 = new Date();
System.out.println("100 recursive calls : " +(d2.getTime() - d.getTime())+" ms");
d = new Date();
for (int i = 0; i < 1000000; i++) {
methodThatUsesTempVarsWithNoRelease();
}
d2 = new Date();
System.out.println("1 million calls with no release : " +(d2.getTime() - d.getTime())+" ms");
}
static int recurse = 0;
public static void recursiveMethod(){
TempVars vars = TempVars.get();
vars.vect1.set(123, 999, -55);
recurse++;
if(recurse<100){
recursiveMethod();
}
vars.release();
}
public static void methodThatUsesTempVars() {
TempVars vars = TempVars.get();
{
vars.vect1.set(123, 999, -55);
}
vars.release();
}
public static void methodThatUsesTempVarsWithNoRelease() {
TempVars vars = TempVars.get();
{
vars.vect1.set(123, 999, -55);
}
}
}