/* * $RCSfile$ * * Copyright (c) 2006 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. * * You acknowledge that this software is not designed, licensed or * intended for use in the design, construction, operation or * maintenance of any nuclear facility. * * $Revision$ * $Date$ * $State$ */ import com.sun.j3d.utils.universe.*; import com.sun.j3d.utils.geometry.ColorCube; import javax.media.j3d.*; import javax.vecmath.*; import java.awt.*; import java.awt.image.BufferedImage; /** * OffScreenTest programs with no UI. */ public class OffScreenTest extends javax.swing.JFrame { private SimpleUniverse univ = null; private BranchGroup scene = null; private Raster drawRaster = null; private BranchGroup createSceneGraph() { // Create the root of the branch graph BranchGroup objRoot = new BranchGroup(); // trans object has composited transformation matrix Transform3D trans = new Transform3D(); Transform3D rot = new Transform3D(); trans.rotX(Math.PI/4.0d); rot.rotY(Math.PI/5.0d); trans.mul(rot); trans.setScale(0.7); trans.setTranslation(new Vector3d(-0.4, 0.3, 0.0)); TransformGroup objTrans = new TransformGroup(trans); objRoot.addChild(objTrans); // Create a simple shape leaf node, add it to the scene graph. // ColorCube is a Convenience Utility class objTrans.addChild(new ColorCube(0.4)); //Create a raster BufferedImage bImage = new BufferedImage(200, 200 , BufferedImage.TYPE_INT_ARGB); ImageComponent2D buffer = new ImageComponent2D(ImageComponent.FORMAT_RGBA, bImage); buffer.setCapability(ImageComponent2D.ALLOW_IMAGE_READ); drawRaster = new Raster(new Point3f(0.0f, 0.0f, 0.0f), Raster.RASTER_COLOR, 0, 0, 200, 200, buffer, null); drawRaster.setCapability(Raster.ALLOW_IMAGE_WRITE); Shape3D shape = new Shape3D(drawRaster); objRoot.addChild(shape); // Let Java 3D perform optimizations on this scene graph. objRoot.compile(); return objRoot; } private OnScreenCanvas3D createOnScreenCanvasAndUniverse() { // Get the preferred graphics configuration for the default screen GraphicsConfiguration config = SimpleUniverse.getPreferredConfiguration(); // Create a Canvas3D using the preferred configuration OnScreenCanvas3D onScrCanvas = new OnScreenCanvas3D(config, false); // Create simple universe with view branch univ = new SimpleUniverse(onScrCanvas); // This will move the ViewPlatform back a bit so the // objects in the scene can be viewed. univ.getViewingPlatform().setNominalViewingTransform(); // Ensure at least 5 msec per frame (i.e., < 200Hz) univ.getViewer().getView().setMinimumFrameCycleTime(5); return onScrCanvas; } private OffScreenCanvas3D createOffScreenCanvas() { // request an offscreen Canvas3D with a single buffer configuration GraphicsConfigTemplate3D template = new GraphicsConfigTemplate3D(); template.setDoubleBuffer(GraphicsConfigTemplate3D.UNNECESSARY); GraphicsConfiguration gc = GraphicsEnvironment.getLocalGraphicsEnvironment(). getDefaultScreenDevice().getBestConfiguration(template); // Create a offscreen Canvas3D using the single buffer configuration. OffScreenCanvas3D offScrCanvas = new OffScreenCanvas3D(gc, true, drawRaster); return offScrCanvas; } /** * Creates new form OffScreenTest */ public OffScreenTest() { // Initialize the GUI components initComponents(); // Create the content branch and add it to the universe scene = createSceneGraph(); // Create an OnScreenCanvas3D and SimpleUniverse; add canvas to drawing panel OnScreenCanvas3D onScreenCanvas = createOnScreenCanvasAndUniverse(); drawingPanel.add(onScreenCanvas, java.awt.BorderLayout.CENTER); // Creante an OffScreenCanvas3D OffScreenCanvas3D offScreenCanvas = createOffScreenCanvas(); // set the offscreen to match the onscreen Screen3D sOn = onScreenCanvas.getScreen3D(); Screen3D sOff = offScreenCanvas.getScreen3D(); sOff.setSize(sOn.getSize()); sOff.setPhysicalScreenWidth(sOn.getPhysicalScreenWidth()); sOff.setPhysicalScreenHeight(sOn.getPhysicalScreenHeight()); // attach the same view to the offscreen canvas View view = univ.getViewer().getView(); view.addCanvas3D(offScreenCanvas); // tell onscreen about the offscreen so it knows to // render to the offscreen at postswap onScreenCanvas.setOffScreenCanvas(offScreenCanvas); univ.addBranchGraph(scene); view.stopView(); // Make sure that image are render completely // before grab it in postSwap(). onScreenCanvas.setImageReady(); view.startView(); } // ---------------------------------------------------------------- /** This method is called from within the constructor to * initialize the form. * WARNING: Do NOT modify this code. The content of this method is * always regenerated by the Form Editor. */ // //GEN-BEGIN:initComponents private void initComponents() { drawingPanel = new javax.swing.JPanel(); setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE); setTitle("Window Title"); drawingPanel.setLayout(new java.awt.BorderLayout()); drawingPanel.setPreferredSize(new java.awt.Dimension(500, 500)); getContentPane().add(drawingPanel, java.awt.BorderLayout.CENTER); pack(); }// //GEN-END:initComponents /** * @param args the command line arguments */ public static void main(String args[]) { java.awt.EventQueue.invokeLater(new Runnable() { public void run() { new OffScreenTest().setVisible(true); } }); } // Variables declaration - do not modify//GEN-BEGIN:variables private javax.swing.JPanel drawingPanel; // End of variables declaration//GEN-END:variables }