Add screenshot AWT version: TestGLReadBufferUtilTextureIOWrite01AWT

1 files changed, 134 insertions, 0 deletions

diff --git a/src/test/com/jogamp/opengl/test/junit/jogl/util/texture/TestGLReadBufferUtilTextureIOWrite01AWT.java b/src/test/com/jogamp/opengl/test/junit/jogl/util/texture/TestGLReadBufferUtilTextureIOWrite01AWT.java
new file mode 100644
index 000000000..0abbd7edd
--- /dev/null
+++ b/src/test/com/jogamp/opengl/test/junit/jogl/util/texture/TestGLReadBufferUtilTextureIOWrite01AWT.java
@@ -0,0 +1,134 @@
+/**
+ * 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.util.texture;
+
+import java.awt.Dimension;
+import java.awt.Frame;
+import java.io.File;
+
+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 com.jogamp.opengl.util.Animator;
+import com.jogamp.opengl.util.GLReadBufferUtil;
+
+import com.jogamp.opengl.test.junit.util.UITestCase;
+import com.jogamp.opengl.test.junit.jogl.demos.es2.GearsES2;
+
+import org.junit.Assert;
+import org.junit.Assume;
+import org.junit.BeforeClass;
+import org.junit.Test;
+
+public class TestGLReadBufferUtilTextureIOWrite01AWT extends UITestCase {
+    static GLProfile glp;
+    static GLCapabilities caps;
+    static int width, height;
+
+    @BeforeClass
+    public static void initClass() {
+        glp = GLProfile.getDefault();
+        Assert.assertNotNull(glp);
+        caps = new GLCapabilities(glp);
+        Assert.assertNotNull(caps);
+        caps.setAlphaBits(1); // req. alpha channel
+        width  = 256;
+        height = 256;
+    }
+
+    protected void snapshot(GLAutoDrawable drawable, boolean alpha, boolean flip, String filename) {
+        GLReadBufferUtil screenshot = new GLReadBufferUtil(alpha, false);
+        if(screenshot.readPixels(drawable.getGL(), drawable, flip)) {
+            screenshot.write(new File(filename));
+        }                
+    }
+    
+    @Test
+    public void testOnscreenWritePNG() throws InterruptedException {
+        final GLCanvas glc = new GLCanvas(caps);
+        Dimension glc_sz = new Dimension(width, height);
+        glc.setMinimumSize(glc_sz);
+        glc.setPreferredSize(glc_sz);
+        final Frame frame = new Frame(getSimpleTestName("."));
+        Assert.assertNotNull(frame);
+        frame.add(glc);
+        
+        glc.setSize(width, height);
+        glc.addGLEventListener(new GearsES2(1));
+        glc.addGLEventListener(new GLEventListener() {
+            public void init(GLAutoDrawable drawable) {}
+            public void dispose(GLAutoDrawable drawable) {}
+            public void display(GLAutoDrawable drawable) {
+                final String pfmt = drawable.getChosenGLCapabilities().getAlphaBits() > 0 ? "rgba" : "rgb_";
+                snapshot(drawable, true,  false, getSimpleTestName(".")+"-F_rgba-I_"+pfmt+"-"+drawable.getGLProfile().getName()+".png");
+                snapshot(drawable, false, false, getSimpleTestName(".")+"-F_rgb_-I_"+pfmt+"-"+drawable.getGLProfile().getName()+".png");
+            }
+            public void reshape(GLAutoDrawable drawable, int x, int y, int width, int height) { }
+        });
+        
+        Animator animator = new Animator(glc);
+        animator.setUpdateFPSFrames(60, null);
+        
+        try {
+            javax.swing.SwingUtilities.invokeAndWait(new Runnable() {
+                public void run() {
+                    frame.pack();
+                    frame.setVisible(true);
+                }});
+        } catch( Throwable throwable ) {
+            throwable.printStackTrace();
+            Assume.assumeNoException( throwable );
+        }
+        animator.start();
+
+        while(animator.getTotalFPSFrames() < 2) {
+            Thread.sleep(60);
+        }
+        
+        animator.stop();
+        try {
+            javax.swing.SwingUtilities.invokeAndWait(new Runnable() {
+                public void run() {
+                    frame.setVisible(false);
+                    frame.remove(glc);
+                    frame.dispose();
+                }});
+        } catch( Throwable throwable ) {
+            throwable.printStackTrace();
+            Assume.assumeNoException( throwable );
+        }        
+    }
+
+    public static void main(String args[]) {
+        org.junit.runner.JUnitCore.main(TestGLReadBufferUtilTextureIOWrite01AWT.class.getName());
+    }
+}