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* Copyright 2010 JogAmp Community. All rights reserved.
*
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* 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.
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* THIS SOFTWARE IS PROVIDED BY JogAmp Community ``AS IS'' AND ANY EXPRESS OR IMPLIED
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package com.jogamp.opengl.test.junit.jogl.util.texture;
import java.io.IOException;
import java.io.InputStream;
import java.net.MalformedURLException;
import java.net.URLConnection;
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.GLEventListener;
import com.jogamp.opengl.GLProfile;
import org.junit.Assert;
import org.junit.Test;
import org.junit.FixMethodOrder;
import org.junit.runners.MethodSorters;
import com.jogamp.common.util.IOUtil;
import com.jogamp.newt.opengl.GLWindow;
import com.jogamp.opengl.test.junit.jogl.demos.TextureDraw01Accessor;
import com.jogamp.opengl.test.junit.jogl.demos.es2.TextureDraw01ES2Listener;
import com.jogamp.opengl.test.junit.util.MiscUtils;
import com.jogamp.opengl.test.junit.util.QuitAdapter;
import com.jogamp.opengl.test.junit.util.UITestCase;
import com.jogamp.opengl.util.Animator;
import com.jogamp.opengl.util.GLReadBufferUtil;
import com.jogamp.opengl.util.PNGPixelRect;
import com.jogamp.opengl.util.GLPixelBuffer.GLPixelAttributes;
import com.jogamp.opengl.util.texture.TextureData;
import com.jogamp.opengl.util.texture.TextureIO;
/**
* Test reading and displaying a PNG image.
* <p>
* Main function accepts arbitrary PNG file name for manual tests.
* </p>
*/
@FixMethodOrder(MethodSorters.NAME_ASCENDING)
public class TestPNGPixelRect01NEWT extends UITestCase {
static boolean showFPS = false;
static long duration = 200; // ms
public void testImpl(final int num, final String basename, final InputStream istream, final PixelFormat destFmt) throws InterruptedException, IOException {
final GLProfile glp = GLProfile.getGL2ES2();
final PNGPixelRect image = PNGPixelRect.read(istream, destFmt, true /* directBuffer */, 0 /* destMinStrideInBytes */, true /* destIsGLOriented */);
Assert.assertNotNull(image);
System.err.println("PNGPixelRect: "+basename+", "+image);
final GLPixelAttributes glpa = new GLPixelAttributes(glp, image.getPixelformat(), false /* pack */);
final boolean hasAlpha = 4 == glpa.pfmt.comp.bytesPerPixel();
System.err.println("GLPixelAttributes: "+glpa);
final GLReadBufferUtil screenshot = new GLReadBufferUtil(true, false);
final GLCapabilities caps = new GLCapabilities(glp);
if( hasAlpha ) {
caps.setAlphaBits(1);
}
final int internalFormat;
if(glp.isGL2ES3()) {
internalFormat = hasAlpha ? GL.GL_RGBA8 : GL.GL_RGB8;
} else {
internalFormat = hasAlpha ? GL.GL_RGBA : GL.GL_RGB;
}
final TextureData texData = new TextureData(glp, internalFormat,
image.getSize().getWidth(),
image.getSize().getHeight(),
0,
glpa,
false /* mipmap */,
false /* compressed */,
false /* must flip-vert */,
image.getPixels(),
null);
// final TextureData texData = TextureIO.newTextureData(glp, istream, false /* mipmap */, TextureIO.PNG);
System.err.println("TextureData: "+texData);
final GLWindow glad = GLWindow.create(caps);
glad.setTitle(this.getSimpleTestName("."));
// Size OpenGL to Video Surface
glad.setSize(texData.getWidth(), texData.getHeight());
// load texture from file inside current GL context to match the way
// the bug submitter was doing it
final TextureDraw01ES2Listener gle = new TextureDraw01ES2Listener( texData, 0 ) ;
// gle.setClearColor(new float[] { 1.0f, 0.0f, 0.0f, 1.0f } );
glad.addGLEventListener(gle);
glad.addGLEventListener(new GLEventListener() {
boolean shot = false;
@Override public void init(final GLAutoDrawable drawable) {
System.err.println("Chosen Caps: " + drawable.getChosenGLCapabilities());
System.err.println("GL ctx: " + drawable.getGL().getContext());
}
@Override public void display(final GLAutoDrawable drawable) {
// 1 snapshot
if(null!=((TextureDraw01Accessor)gle).getTexture() && !shot) {
shot = true;
snapshot(num, basename, drawable.getGL(), screenshot, TextureIO.PNG, null);
}
}
@Override public void dispose(final GLAutoDrawable drawable) { }
@Override public void reshape(final GLAutoDrawable drawable, final int x, final int y, final int width, final int height) { }
});
final Animator animator = new Animator(glad);
animator.setUpdateFPSFrames(60, showFPS ? System.err : null);
final QuitAdapter quitAdapter = new QuitAdapter();
glad.addKeyListener(quitAdapter);
glad.addWindowListener(quitAdapter);
glad.setVisible(true);
animator.start();
while(!quitAdapter.shouldQuit() && animator.isAnimating() && animator.getTotalFPSDuration()<duration) {
Thread.sleep(100);
}
animator.stop();
glad.destroy();
}
@Test
public void testRead00_Manual() throws InterruptedException, IOException, MalformedURLException {
if( null == _fname ) {
return;
}
final URLConnection urlConn = IOUtil.getResource(_fname, this.getClass().getClassLoader(), this.getClass());
if( null == urlConn ) {
throw new IOException("Cannot find "+_fname+".png");
}
testImpl(0, _fname, urlConn.getInputStream(), null);
}
@Test
public void testRead01_All() throws InterruptedException, IOException, MalformedURLException {
if( null != _fname ) {
return;
}
for(int i=0; i<PNGTstFiles.allBasenames.length; i++) {
final String basename = PNGTstFiles.allBasenames[i];
final URLConnection urlConn = IOUtil.getResource(basename+".png", this.getClass().getClassLoader(), this.getClass());
if( null == urlConn ) {
throw new IOException("Cannot find "+basename+".png");
}
testImpl(i, basename, urlConn.getInputStream(), null);
}
}
@Test
public void testRead02_Gray2RGBA() throws InterruptedException, IOException, MalformedURLException {
if( null != _fname ) {
return;
}
for(int i=0; i<PNGTstFiles.greyBasenames.length; i++) {
final String basename = PNGTstFiles.greyBasenames[i];
final URLConnection urlConn = IOUtil.getResource(basename+".png", this.getClass().getClassLoader(), this.getClass());
if( null == urlConn ) {
throw new IOException("Cannot find "+basename+".png");
}
testImpl(i, basename, urlConn.getInputStream(), PixelFormat.RGBA8888);
}
}
static String _fname = null;
public static void main(final String args[]) {
for(int i=0; i<args.length; i++) {
if(args[i].equals("-time")) {
i++;
duration = MiscUtils.atol(args[i], duration);
} else if(args[i].equals("-file")) {
i++;
_fname = args[i];
}
}
org.junit.runner.JUnitCore.main(TestPNGPixelRect01NEWT.class.getName());
}
}