1 files changed, 111 insertions, 0 deletions
diff --git a/src/demos/es1/cubefbo/FBCubes.java b/src/demos/es1/cubefbo/FBCubes.java
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+++ b/src/demos/es1/cubefbo/FBCubes.java
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+/*
+ * Copyright (c) 2008 Sun Microsystems, Inc. All Rights Reserved.
+ * 
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ * 
+ * - Redistribution of source code must retain the above copyright
+ *   notice, this list of conditions and the following disclaimer.
+ * 
+ * - Redistribution 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.
+ * 
+ * Neither the name of Sun Microsystems, Inc. or the names of
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ * 
+ * This software is provided "AS IS," without a warranty of any kind. ALL
+ * EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES,
+ * INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A
+ * PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY EXCLUDED. SUN
+ * MICROSYSTEMS, INC. ("SUN") AND ITS LICENSORS SHALL NOT BE LIABLE FOR
+ * ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR
+ * DISTRIBUTING THIS SOFTWARE OR ITS DERIVATIVES. IN NO EVENT WILL SUN OR
+ * ITS LICENSORS BE LIABLE FOR ANY LOST REVENUE, PROFIT OR DATA, OR FOR
+ * DIRECT, INDIRECT, SPECIAL, CONSEQUENTIAL, INCIDENTAL OR PUNITIVE
+ * DAMAGES, HOWEVER CAUSED AND REGARDLESS OF THE THEORY OF LIABILITY,
+ * ARISING OUT OF THE USE OF OR INABILITY TO USE THIS SOFTWARE, EVEN IF
+ * SUN HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
+ * 
+ */
+
+package demos.es1.cubefbo;
+
+import javax.media.opengl.*;
+import com.sun.opengl.util.*;
+import java.nio.*;
+
+class FBCubes {
+    private static final int FBO_SIZE = 128;
+
+    public FBCubes () {
+        cubeInner = new CubeObject(false);
+        cubeMiddle = new CubeObject(true);
+        cubeOuter = new CubeObject(true);
+
+        //        cubeOuter = new CubeObject(false);
+
+        fbo1 = new FBObject(FBO_SIZE, FBO_SIZE);
+        fbo2 = new FBObject(FBO_SIZE, FBO_SIZE);
+    }
+
+    public void init(GL gl) {
+        fbo1.init(gl);
+        fbo2.init(gl);
+    }
+
+    public void reshape(GL gl, int x, int y, int width, int height) {
+        cubeOuter.reshape(gl, x, y, width, height);
+    }
+
+    public void display(GL gl, float xRot, float yRot) {
+
+        fbo1.bind(gl);
+        cubeInner.reshape(gl, 0, 0, FBO_SIZE, FBO_SIZE);
+        cubeInner.display(gl, xRot, yRot);
+        fbo1.unbind(gl);
+
+        FBObject tex = fbo1;
+        FBObject rend = fbo2;
+
+        int MAX_ITER = 1;
+
+        for (int i = 0; i < MAX_ITER; i++) {
+            rend.bind(gl);
+            gl.glEnable (GL.GL_TEXTURE_2D);
+            gl.glBindTexture(GL.GL_TEXTURE_2D, tex.getTextureName()); // to use it ..
+            cubeMiddle.reshape(gl, 0, 0, FBO_SIZE, FBO_SIZE);
+            cubeMiddle.display(gl, xRot, yRot);
+            gl.glBindTexture(GL.GL_TEXTURE_2D, 0);
+            gl.glDisable (GL.GL_TEXTURE_2D);
+            rend.unbind(gl);
+            FBObject tmp = tex;
+            tex = rend;
+            rend = tmp;
+        }
+
+        //        System.out.println("display .. p6");
+        gl.glClear(GL.GL_COLOR_BUFFER_BIT | GL.GL_DEPTH_BUFFER_BIT);
+        gl.glClearColor(0, 0, 0, 1);
+
+        gl.glEnable (GL.GL_TEXTURE_2D);
+        gl.glBindTexture(GL.GL_TEXTURE_2D, tex.getTextureName()); // to use it ..
+        cubeOuter.display(gl, xRot, yRot);
+        //        System.out.println("display .. p7");
+        gl.glBindTexture(GL.GL_TEXTURE_2D, 0);
+        gl.glDisable (GL.GL_TEXTURE_2D);
+    }
+
+    public void displayChanged(GL gl, boolean modeChanged, boolean deviceChanged) {
+    }
+    
+    float time = 0.0f;
+    CubeObject cubeInner;
+    CubeObject cubeMiddle;
+    CubeObject cubeOuter;
+    FBObject   fbo1;
+    FBObject   fbo2;
+}
+