/**
* 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
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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
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* 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.TileRenderer;
import com.jogamp.opengl.util.GLPixelBuffer.GLPixelAttributes;
import com.jogamp.opengl.util.TileRendererBase;
import com.jogamp.opengl.util.texture.TextureData;
import com.jogamp.opengl.util.texture.TextureIO;
import java.io.File;
import java.io.IOException;
import com.jogamp.nativewindow.util.PixelFormat;
import com.jogamp.opengl.GL2;
import com.jogamp.opengl.GLAutoDrawable;
import com.jogamp.opengl.GLCapabilities;
import com.jogamp.opengl.GLContext;
import com.jogamp.opengl.GLDrawable;
import com.jogamp.opengl.GLDrawableFactory;
import com.jogamp.opengl.GLEventListener;
import com.jogamp.opengl.GLProfile;
import org.junit.Assert;
import org.junit.FixMethodOrder;
import org.junit.Test;
import org.junit.runners.MethodSorters;
/**
* Demos offscreen {@link GLDrawable} being used for
* {@link TileRenderer} rendering to produce a PNG file.
* <p>
* All {@link TileRenderer} operations are
* being performed from the main thread sequentially
* without {@link GLAutoDrawable} or {@link GLEventListener}.
* </p>
*/
@FixMethodOrder(MethodSorters.NAME_ASCENDING)
public class TestTiledRendering1GL2NEWT extends UITestCase {
static long duration = 500; // ms
static class DrawableContext {
DrawableContext(final GLDrawable d, final GLContext glc) {
this.d = d;
this.glc = glc;
}
GLDrawable d;
GLContext glc;
}
private static DrawableContext createDrawableAndCurrentCtx(final GLCapabilities glCaps, final int width, final int height) {
final GLDrawableFactory factory = GLDrawableFactory.getFactory(glCaps.getGLProfile());
final GLDrawable d = factory.createOffscreenDrawable(null, glCaps, null, width, height);
d.setRealized(true);
GLContext glc = null;
glc = d.createContext(null);
Assert.assertTrue("Context could not be made current", GLContext.CONTEXT_NOT_CURRENT < glc.makeCurrent());
return new DrawableContext(d, glc);
}
private static void destroyDrawableContext(final DrawableContext dc) {
if(null != dc.glc) {
dc.glc.destroy();
dc.glc = null;
}
if(null != dc.d) {
dc.d.setRealized(false);
dc.d = null;
}
}
@Test
public void test01() throws IOException {
final GLProfile glp = GLProfile.getMaxFixedFunc(true);
final GLCapabilities caps = new GLCapabilities(glp);
caps.setOnscreen(false);
final int maxTileSize = 256;
final DrawableContext dc = createDrawableAndCurrentCtx(caps, maxTileSize, maxTileSize);
final GL2 gl = dc.glc.getGL().getGL2();
// Fix the image size for now
final int imageWidth = dc.d.getSurfaceWidth() * 6;
final int imageHeight = dc.d.getSurfaceHeight() * 4;
final String filename = this.getSnapshotFilename(0, "-tile", dc.d.getChosenGLCapabilities(), imageWidth, imageHeight, false, TextureIO.PNG, null);
final File file = new File(filename);
// Initialize the tile rendering library
final TileRenderer renderer = new com.jogamp.opengl.util.TileRenderer();
renderer.setTileSize(dc.d.getSurfaceWidth(), dc.d.getSurfaceHeight(), 0);
renderer.setImageSize(imageWidth, imageHeight);
final GLPixelBuffer.GLPixelBufferProvider pixelBufferProvider = GLPixelBuffer.defaultProviderWithRowStride;
final boolean[] flipVertically = { false };
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);
flipVertically[0] = false;
final Gears gears = new Gears();
gears.setVerbose(false);
gears.init(gl);
gears.addTileRendererNotify(renderer);
while( !renderer.eot() ) {
renderer.beginTile(gl);
gears.reshape(gl,
renderer.getParam(TileRendererBase.TR_CURRENT_TILE_X_POS), renderer.getParam(TileRendererBase.TR_CURRENT_TILE_Y_POS),
renderer.getParam(TileRendererBase.TR_CURRENT_TILE_WIDTH), renderer.getParam(TileRendererBase.TR_CURRENT_TILE_HEIGHT),
renderer.getParam(TileRendererBase.TR_IMAGE_WIDTH), renderer.getParam(TileRendererBase.TR_IMAGE_HEIGHT));
gears.display(gl);
renderer.endTile(gl);
}
gears.removeTileRendererNotify(renderer);
destroyDrawableContext(dc);
final GLPixelBuffer imageBuffer = renderer.getImageBuffer();
final TextureData textureData = new TextureData(
caps.getGLProfile(),
0 /* internalFormat */,
imageWidth, imageHeight,
0,
imageBuffer.pixelAttributes,
false, false,
flipVertically[0],
imageBuffer.buffer,
null /* Flusher */);
TextureIO.write(textureData, file);
}
@Test
public void test02_EOT_01() throws IOException {
final GLProfile glp = GLProfile.getMaxFixedFunc(true);
final GLCapabilities caps = new GLCapabilities(glp);
caps.setOnscreen(false);
final int maxTileSize = 256;
final DrawableContext dc = createDrawableAndCurrentCtx(caps, maxTileSize, maxTileSize);
final GL2 gl = dc.glc.getGL().getGL2();
// Fix the image size for now
final int imageWidth = dc.d.getSurfaceWidth() * 6;
final int imageHeight = dc.d.getSurfaceHeight() * 4;
// Initialize the tile rendering library
final TileRenderer renderer = new com.jogamp.opengl.util.TileRenderer();
renderer.setTileSize(dc.d.getSurfaceWidth(), dc.d.getSurfaceHeight(), 0);
IllegalStateException ise = null;
try {
renderer.beginTile(gl); // Image size has not been set
} catch (final IllegalStateException _ise) {
ise = _ise;
System.err.println("Expected "+ise.getClass().getSimpleName()+": "+ise.getMessage());
}
Assert.assertNotNull("TileRenderer.beginTile: Image-size exception missing", ise);
renderer.setImageSize(imageWidth, imageHeight);
renderer.clipImageSize(0, 0);
try {
renderer.beginTile(gl); // EOT reached (1)
} catch (final IllegalStateException _ise) {
ise = _ise;
System.err.println("Expected "+ise.getClass().getSimpleName()+": "+ise.getMessage());
}
Assert.assertNotNull("TileRenderer.beginTile: EOT (1) exception missing", ise);
renderer.clipImageSize(imageWidth, imageHeight); // back to full size
final Gears gears = new Gears();
gears.setVerbose(false);
gears.init(gl);
gears.addTileRendererNotify(renderer);
int numTiles = 0;
while( !renderer.eot() ) {
renderer.beginTile(gl);
gears.reshape(gl,
renderer.getParam(TileRendererBase.TR_CURRENT_TILE_X_POS), renderer.getParam(TileRendererBase.TR_CURRENT_TILE_Y_POS),
renderer.getParam(TileRendererBase.TR_CURRENT_TILE_WIDTH), renderer.getParam(TileRendererBase.TR_CURRENT_TILE_HEIGHT),
renderer.getParam(TileRendererBase.TR_IMAGE_WIDTH), renderer.getParam(TileRendererBase.TR_IMAGE_HEIGHT));
gears.display(gl);
renderer.endTile(gl);
numTiles++;
}
try {
renderer.beginTile(gl); // EOT reached (2)
} catch (final IllegalStateException _ise) {
ise = _ise;
System.err.println("Expected "+ise.getClass().getSimpleName()+": "+ise.getMessage());
}
Assert.assertNotNull("TileRenderer.beginTile: EOT (2) exception missing", ise);
gears.removeTileRendererNotify(renderer);
Assert.assertTrue("TileRenderer not rendered more than one tile but "+numTiles, numTiles > 1);
destroyDrawableContext(dc);
}
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(TestTiledRendering1GL2NEWT.class.getName());
}
}