diff options
Diffstat (limited to 'src/test/com/jogamp/opengl')
-rw-r--r-- | src/test/com/jogamp/opengl/test/junit/glu/TestBug463ScaleImageMemoryAWT.java | 114 |
1 files changed, 114 insertions, 0 deletions
diff --git a/src/test/com/jogamp/opengl/test/junit/glu/TestBug463ScaleImageMemoryAWT.java b/src/test/com/jogamp/opengl/test/junit/glu/TestBug463ScaleImageMemoryAWT.java new file mode 100644 index 000000000..b523269bb --- /dev/null +++ b/src/test/com/jogamp/opengl/test/junit/glu/TestBug463ScaleImageMemoryAWT.java @@ -0,0 +1,114 @@ +/** + * Copyright 2011 JogAmp Community. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without modification, are + * permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, this list of + * conditions and the following disclaimer. + * + * 2. 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. + * + * THIS SOFTWARE IS PROVIDED BY JogAmp Community ``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 JogAmp Community 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. + * + * The views and conclusions contained in the software and documentation are those of the + * authors and should not be interpreted as representing official policies, either expressed + * or implied, of JogAmp Community. + */ + +package com.jogamp.opengl.test.junit.glu; + +import java.awt.Frame; +import java.awt.event.WindowAdapter; +import java.awt.event.WindowEvent; +import java.nio.ByteBuffer; + +import javax.media.opengl.GL; +import javax.media.opengl.GLAutoDrawable; +import javax.media.opengl.GLCapabilities; +import javax.media.opengl.GLEventListener; +import javax.media.opengl.GLProfile; +import javax.media.opengl.awt.GLCanvas; +import javax.media.opengl.glu.gl2.GLUgl2; + +import org.junit.Test; + +/** + * Tests for bug 463, where gluScaleImage uses up all system memory. This was due to creating millions of + * 4-byte direct buffer objects inside the tight loops of Image.fill_image() and Image.empty_image(). Since + * the JVM apparently can only allocate direct buffer in 4MB chunks, each 4-byte buffer cost us a million times + * the memory it should have. Changing the constructor of Type_Widget.java back to non-direct buffer (like it + * was in JOGL 1) solves the problem. + * @author Wade Walker + */ +public class TestBug463ScaleImageMemoryAWT implements GLEventListener { + + @Override + public void init(GLAutoDrawable drawable) { + } + + @Override + public void display(GLAutoDrawable drawable) { + int widthin = 559; + int heightin = 425; + + int widthout = 1024; + int heightout = 512; + + int textureInLength = widthin * heightin * 4; + int textureOutLength = widthout * heightout * 4; + + byte[] datain = new byte[textureInLength]; + byte[] dataout = new byte[textureOutLength]; + + ByteBuffer bufferIn = ByteBuffer.wrap(datain); + ByteBuffer bufferOut = ByteBuffer.wrap(dataout); + GLUgl2 glu = new GLUgl2(); + // in the failing case, the system would run out of memory in here + glu.gluScaleImage( GL.GL_RGBA, + widthin, heightin, GL.GL_UNSIGNED_BYTE, bufferIn, + widthout, heightout, GL.GL_UNSIGNED_BYTE, bufferOut ); + } + + @Override + public void reshape(GLAutoDrawable drawable, int x, int y, int width, int height) { + } + + + @Override + public void dispose(GLAutoDrawable drawable) { + } + + @Test + public void test01() { + Frame frame = new Frame("Test"); + GLProfile glprofile = GLProfile.getDefault(); + GLCapabilities glCapabilities = new GLCapabilities(glprofile); + final GLCanvas canvas = new GLCanvas(glCapabilities); + frame.setSize(256, 256); + frame.add(canvas); + frame.setVisible( true ); + canvas.addGLEventListener( this ); + + frame.addWindowListener(new WindowAdapter() { + public void windowClosing( WindowEvent e ) { + System.exit(0); + } + }); + canvas.display(); + } + + public static void main(String args[]) { + org.junit.runner.JUnitCore.main(TestBug463ScaleImageMemoryAWT.class.getName()); + } +} |