From a77b34b794a14855390a6c9587f565479235af30 Mon Sep 17 00:00:00 2001 From: Wade Walker Date: Wed, 26 Jan 2011 16:32:43 -0600 Subject: Add unit test for bug 461, offscreen supersampling This is a unit test for a bug that occurs on Windows when the stencil buffer is turned on for an offscreen buffer. This bug doesn't appear on CentOS 5.4, or in JOGL 1.1.1.a. --- .../TestBug461OffscreenSupersamplingSwingAWT.java | 173 +++++++++++++++++++++ 1 file changed, 173 insertions(+) create mode 100644 src/test/com/jogamp/opengl/test/junit/jogl/awt/TestBug461OffscreenSupersamplingSwingAWT.java (limited to 'src/test/com/jogamp') diff --git a/src/test/com/jogamp/opengl/test/junit/jogl/awt/TestBug461OffscreenSupersamplingSwingAWT.java b/src/test/com/jogamp/opengl/test/junit/jogl/awt/TestBug461OffscreenSupersamplingSwingAWT.java new file mode 100644 index 000000000..797816690 --- /dev/null +++ b/src/test/com/jogamp/opengl/test/junit/jogl/awt/TestBug461OffscreenSupersamplingSwingAWT.java @@ -0,0 +1,173 @@ +/** + * 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.jogl.awt; + +import java.awt.event.WindowAdapter; +import java.awt.event.WindowEvent; +/** + * 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. + */ + +import java.awt.image.BufferedImage; + +import javax.media.opengl.GL; +import javax.media.opengl.GL2; +import javax.media.opengl.GLAutoDrawable; +import javax.media.opengl.GLCapabilities; +import javax.media.opengl.GLDrawableFactory; +import javax.media.opengl.GLEventListener; +import javax.media.opengl.GLPbuffer; +import javax.media.opengl.GLProfile; +import javax.swing.ImageIcon; +import javax.swing.JFrame; +import javax.swing.JLabel; + +import org.junit.Assert; +import org.junit.Test; + +import com.jogamp.opengl.test.junit.util.UITestCase; + +/** + * Tests for bug 461, a failure of GLDrawableFactory.createGLPbuffer() on Windows + * when the stencil buffer is turned on. + * + * @author Wade Walker (from code sample provided by Owen Dimond) + */ +public class TestBug461OffscreenSupersamplingSwingAWT extends UITestCase implements GLEventListener { + JFrame jframe; + GLPbuffer offScreenBuffer; + + private void render(GLAutoDrawable drawable) { + GL2 gl = drawable.getGL().getGL2(); + Assert.assertNotNull(gl); + gl.glClear(GL.GL_COLOR_BUFFER_BIT); + + // draw a triangle filling the window + gl.glBegin(GL.GL_TRIANGLES); + gl.glColor3f(1, 0, 0); + gl.glVertex2d(-1, -1); + gl.glColor3f(0, 1, 0); + gl.glVertex2d(0, 1); + gl.glColor3f(0, 0, 1); + gl.glVertex2d(1, -1); + gl.glEnd(); + } + + @Override + public void init(GLAutoDrawable drawable) { + } + + @Override + public void reshape(GLAutoDrawable drawable, int x, int y, int width, int height) { + } + + @Override + public void display(GLAutoDrawable drawable) { + render(offScreenBuffer); + BufferedImage outputImage = com.jogamp.opengl.util.awt.Screenshot.readToBufferedImage(200, 200, false); + Assert.assertNotNull(outputImage); + ImageIcon imageIcon = new ImageIcon(outputImage); + JLabel imageLabel = new JLabel(imageIcon); + jframe.getContentPane().add(imageLabel); + } + + @Override + public void dispose(GLAutoDrawable drawable) { + jframe.setVisible(false); + jframe.dispose(); + } + + @Test + public void testOffscreenSupersampling() { + jframe = new JFrame("Offscreen Supersampling"); + Assert.assertNotNull(jframe); + jframe.setSize( 300, 300); + jframe.addWindowListener(new WindowAdapter() { + public void windowClosing(WindowEvent e) { + System.exit(0); + } + }); + + GLProfile glp = GLProfile.get(GLProfile.GL2); + Assert.assertNotNull(glp); + + GLDrawableFactory fac = GLDrawableFactory.getFactory(glp); + Assert.assertNotNull(fac); + + Assert.assertTrue( fac.canCreateGLPbuffer(GLProfile.getDefaultDesktopDevice()) ); + + GLCapabilities glCap = new GLCapabilities(glp); + Assert.assertNotNull(glCap); + + // COMMENTING OUT THIS LINE FIXES THE ISSUE. + // Setting this in JOGL1 works. Thus this is a JOGL2 issue. + glCap.setSampleBuffers(true); + + // Without line below, there is an error on Windows. + glCap.setDoubleBuffered(false); + // Needed for drop shadows + glCap.setStencilBits(1); + + //makes a new buffer + offScreenBuffer = fac.createGLPbuffer(GLProfile.getDefaultDesktopDevice(), glCap, null, 200, 200, null); + Assert.assertNotNull(offScreenBuffer); + offScreenBuffer.addGLEventListener(this); + offScreenBuffer.display(); + jframe.setVisible( true ); + } + + public static void main(String args[]) { + org.junit.runner.JUnitCore.main(TestBug461OffscreenSupersamplingSwingAWT.class.getName()); + } +} + -- cgit v1.2.3