/**
* Copyright 2013 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.
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* 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
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package com.jogamp.opengl.test.junit.jogl.tile;
import com.jogamp.opengl.test.junit.jogl.demos.gl2.Gears;
import com.jogamp.opengl.test.junit.util.UITestCase;
import com.jogamp.opengl.util.GLPixelBuffer;
import com.jogamp.opengl.util.RandomTileRenderer;
import com.jogamp.opengl.util.TileRendererBase;
import com.jogamp.opengl.util.GLPixelBuffer.GLPixelAttributes;
import com.jogamp.opengl.util.texture.TextureData;
import com.jogamp.opengl.util.texture.TextureIO;
import java.io.File;
import java.io.IOException;
import java.lang.reflect.InvocationTargetException;
import com.jogamp.nativewindow.util.PixelFormat;
import com.jogamp.opengl.GL;
import com.jogamp.opengl.GLAutoDrawable;
import com.jogamp.opengl.GLCapabilities;
import com.jogamp.opengl.GLDrawableFactory;
import com.jogamp.opengl.GLEventListener;
import com.jogamp.opengl.GLOffscreenAutoDrawable;
import com.jogamp.opengl.GLRunnable;
import org.junit.FixMethodOrder;
import org.junit.Test;
import org.junit.runners.MethodSorters;
/**
* Demos offscreen {@link GLAutoDrawable} being used for
* {@link RandomTileRenderer} rendering to produce a PNG file.
* <p>
* {@link RandomTileRenderer} is being kicked off from the main thread.
* </p>
* <p>
* {@link RandomTileRenderer} buffer allocation is performed
* within the pre {@link GLEventListener}
* set via {@link TileRendererBase#setGLEventListener(GLEventListener, GLEventListener)}
* on the main thread.
* </p>
* <p>
* At tile rendering finish, the viewport and
* and the original {@link GLEventListener}'s PMV matrix as well.
* The latter is done by calling it's {@link GLEventListener#reshape(GLAutoDrawable, int, int, int, int) reshape} method.
* </p>
*/
@FixMethodOrder(MethodSorters.NAME_ASCENDING)
public class TestRandomTiledRendering2GL2NEWT extends UITestCase {
static long duration = 500; // ms
@Test
public void test01_aa0() throws IOException, InterruptedException, InvocationTargetException {
doTest(0);
}
@Test
public void test02_aa8() throws IOException, InterruptedException, InvocationTargetException {
doTest(8);
}
void doTest(final int msaaCount) throws IOException, InterruptedException, InvocationTargetException {
final GLCapabilities caps = new GLCapabilities(null);
caps.setDoubleBuffered(true);
if( msaaCount > 0 ) {
caps.setSampleBuffers(true);
caps.setNumSamples(msaaCount);
}
final int maxTileSize = 64;
final GLDrawableFactory factory = GLDrawableFactory.getFactory(caps.getGLProfile());
final GLOffscreenAutoDrawable glad = factory.createOffscreenAutoDrawable(null, caps, null, maxTileSize, maxTileSize);
final Gears gears = new Gears();
glad.addGLEventListener( gears );
// Fix the image size for now
final int imageWidth = 256 * 6;
final int imageHeight = 256 * 4;
final String filename = this.getSnapshotFilename(0, "-tile", glad.getChosenGLCapabilities(), imageWidth, imageHeight, false, TextureIO.PNG, null);
final File file = new File(filename);
// Initialize the tile rendering library
final RandomTileRenderer renderer = new RandomTileRenderer();
renderer.attachAutoDrawable(glad);
renderer.setImageSize(imageWidth, imageHeight);
final GLPixelBuffer.GLPixelBufferProvider pixelBufferProvider = GLPixelBuffer.defaultProviderWithRowStride;
final boolean[] flipVertically = { false };
final GLEventListener preTileGLEL = new GLEventListener() {
@Override
public void init(final GLAutoDrawable drawable) {
final GL gl = drawable.getGL();
final PixelFormat.Composition hostPixelComp = pixelBufferProvider.getHostPixelComp(gl.getGLProfile(), 3);
final GLPixelAttributes pixelAttribs = pixelBufferProvider.getAttributes(gl, 3, true);
final GLPixelBuffer pixelBuffer = pixelBufferProvider.allocate(gl, hostPixelComp, pixelAttribs, true, imageWidth, imageHeight, 1, 0);
renderer.setImageBuffer(pixelBuffer);
if( drawable.isGLOriented() ) {
flipVertically[0] = false;
} else {
flipVertically[0] = true;
}
}
@Override
public void dispose(final GLAutoDrawable drawable) {}
@Override
public void display(final GLAutoDrawable drawable) {}
@Override
public void reshape(final GLAutoDrawable drawable, final int x, final int y, final int width, final int height) {}
};
renderer.setGLEventListener(preTileGLEL, null);
final int w = maxTileSize, h = maxTileSize;
int dx = 0, dy = 0;
while( dx+w <= imageWidth && dy+h <= imageHeight ) {
renderer.display(dx, dy, w, h);
dx+=w+w/2;
if( dx + w > imageWidth ) {
dx = 0;
dy+=h+h/2;
}
}
renderer.detachAutoDrawable();
// Restore viewport and Gear's PMV matrix
// .. even though we close the demo, this is for documentation!
glad.invoke(true, new GLRunnable() {
@Override
public boolean run(final GLAutoDrawable drawable) {
drawable.getGL().glViewport(0, 0, drawable.getSurfaceWidth(), drawable.getSurfaceHeight());
gears.reshape(drawable, 0, 0, drawable.getSurfaceWidth(), drawable.getSurfaceHeight());
return false;
}
});
glad.destroy();
final GLPixelBuffer imageBuffer = renderer.getImageBuffer();
imageBuffer.clear(); // full size available
System.err.println("XXX2: "+imageBuffer);
final TextureData textureData = new TextureData(
caps.getGLProfile(),
0 /* internalFormat */,
imageWidth, imageHeight,
0,
imageBuffer.pixelAttributes,
false, false,
flipVertically[0],
imageBuffer.buffer,
null /* Flusher */);
System.err.println("XXX3: "+textureData.getPixelFormat()+", "+textureData.getPixelAttributes());
TextureIO.write(textureData, file);
}
public static void main(final String args[]) {
for(int i=0; i<args.length; i++) {
if(args[i].equals("-time")) {
i++;
try {
duration = Integer.parseInt(args[i]);
} catch (final Exception ex) { ex.printStackTrace(); }
}
}
org.junit.runner.JUnitCore.main(TestRandomTiledRendering2GL2NEWT.class.getName());
}
}