Initial creation of j3d-examples sources in CVS repository

1 files changed, 330 insertions, 0 deletions

diff --git a/src/PrintCanvas3D/PrintCanvas3D.java b/src/PrintCanvas3D/PrintCanvas3D.java
new file mode 100644
index 0000000..536dc4f
--- /dev/null
+++ b/src/PrintCanvas3D/PrintCanvas3D.java
@@ -0,0 +1,330 @@
+/*
+ * $RCSfile$
+ *
+ * Copyright (c) 2004 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.loaders.objectfile.ObjectFile;
+import com.sun.j3d.loaders.ParsingErrorException;
+import com.sun.j3d.loaders.IncorrectFormatException;
+import com.sun.j3d.loaders.Scene;
+import javax.swing.*;
+import java.awt.BorderLayout;
+import java.awt.Container;
+import java.awt.Dimension;
+import java.awt.GraphicsConfiguration;
+import java.awt.Point;
+import java.awt.image.BufferedImage;
+import java.awt.event.*;
+import com.sun.j3d.utils.universe.*;
+import javax.media.j3d.*;
+import javax.vecmath.*;
+import java.io.*;
+import com.sun.j3d.utils.behaviors.mouse.*;
+
+public class PrintCanvas3D extends JFrame implements ActionListener {
+
+    private static final boolean spin = false;
+    private static final boolean noTriangulate = false;
+    private static final boolean noStripify = false;
+    private static final double creaseAngle = 60.0;
+
+    private JMenuItem snapshotItem;
+    private JMenuItem printItem;
+    private JMenuItem quitItem;
+
+    private SimpleUniverse u;
+    private Canvas3D canvas3D;
+    private OffScreenCanvas3D offScreenCanvas3D;
+
+    private static final int OFF_SCREEN_SCALE = 3;
+
+    private class AppPanel extends JPanel {
+
+	private String filename = null;
+
+	public BranchGroup createSceneGraph(String args[]) {
+	    // Create the root of the branch graph
+	    BranchGroup objRoot = new BranchGroup();
+
+	    // Create a Transformgroup to scale all objects so they
+	    // appear in the scene.
+	    TransformGroup objScale = new TransformGroup();
+	    Transform3D t3d = new Transform3D();
+	    t3d.setScale(0.7);
+	    objScale.setTransform(t3d);
+	    objRoot.addChild(objScale);
+
+	    // Create the transform group node and initialize it to the
+	    // identity.  Enable the TRANSFORM_WRITE capability so that
+	    // our behavior code can modify it at runtime.  Add it to the
+	    // root of the subgraph.
+	    TransformGroup objTrans = new TransformGroup();
+	    objTrans.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);
+	    objTrans.setCapability(TransformGroup.ALLOW_TRANSFORM_READ);
+	    objScale.addChild(objTrans);
+
+	    int flags = ObjectFile.RESIZE;
+	    if (!noTriangulate) flags |= ObjectFile.TRIANGULATE;
+	    if (!noStripify) flags |= ObjectFile.STRIPIFY;
+	    ObjectFile f =
+		new ObjectFile(flags, 
+			       (float)(creaseAngle * Math.PI / 180.0));
+	    Scene s = null;
+	    try {
+		s = f.load(filename);
+	    }
+	    catch (FileNotFoundException e) {
+		System.err.println(e);
+		System.exit(1);
+	    }
+	    catch (ParsingErrorException e) {
+		System.err.println(e);
+		System.exit(1);
+	    }
+	    catch (IncorrectFormatException e) {
+		System.err.println(e);
+		System.exit(1);
+	    }
+	  
+	    objTrans.addChild(s.getSceneGroup());
+
+	    BoundingSphere bounds =
+		new BoundingSphere(new Point3d(0.0,0.0,0.0), 100.0);
+
+	    if (spin) {
+		Transform3D yAxis = new Transform3D();
+		Alpha rotationAlpha = new Alpha(-1, Alpha.INCREASING_ENABLE,
+						0, 0,
+						4000, 0, 0,
+						0, 0, 0);
+
+		RotationInterpolator rotator =
+		    new RotationInterpolator(rotationAlpha, objTrans, yAxis,
+					     0.0f, (float) Math.PI*2.0f);
+		rotator.setSchedulingBounds(bounds);
+		objTrans.addChild(rotator);
+	    } else {
+		// Create the rotate behavior node
+		MouseRotate behavior = new MouseRotate();
+		behavior.setTransformGroup(objTrans);
+		objTrans.addChild(behavior);
+		behavior.setSchedulingBounds(bounds);
+
+		// Create the zoom behavior node
+		MouseZoom behavior2 = new MouseZoom();
+		behavior2.setTransformGroup(objTrans);
+		objTrans.addChild(behavior2);
+		behavior2.setSchedulingBounds(bounds);
+
+		// Create the translate behavior node
+		MouseTranslate behavior3 = new MouseTranslate();
+		behavior3.setTransformGroup(objTrans);
+		objTrans.addChild(behavior3);
+		behavior3.setSchedulingBounds(bounds);
+	    }
+
+	    // Set up the background
+	    Color3f bgColor = new Color3f(0.05f, 0.05f, 0.5f);
+	    Background bgNode = new Background(bgColor);
+	    bgNode.setApplicationBounds(bounds);
+	    objRoot.addChild(bgNode);
+
+	    // Set up the ambient light
+	    Color3f ambientColor = new Color3f(0.1f, 0.1f, 0.1f);
+	    AmbientLight ambientLightNode = new AmbientLight(ambientColor);
+	    ambientLightNode.setInfluencingBounds(bounds);
+	    objRoot.addChild(ambientLightNode);
+
+	    // Set up the directional lights
+	    Color3f light1Color = new Color3f(1.0f, 1.0f, 0.9f);
+	    Vector3f light1Direction  = new Vector3f(4.0f, -7.0f, -12.0f);
+	    Color3f light2Color = new Color3f(0.3f, 0.3f, 0.4f);
+	    Vector3f light2Direction  = new Vector3f(-6.0f, -2.0f, -1.0f);
+
+	    DirectionalLight light1
+		= new DirectionalLight(light1Color, light1Direction);
+	    light1.setInfluencingBounds(bounds);
+	    objRoot.addChild(light1);
+
+	    DirectionalLight light2
+		= new DirectionalLight(light2Color, light2Direction);
+	    light2.setInfluencingBounds(bounds);
+	    objRoot.addChild(light2);
+
+	    return objRoot;
+	}
+
+	private void usage() {
+	    System.out.println("Usage: java PrintCanvas3D <.obj file>");
+	    System.exit(0);
+	} // End of usage
+
+
+	// Create the Canvas3D (both on-screen and off-screen)
+	private void createCanvas3D(String[] args) {
+	    if (args.length == 0) {
+		usage();
+	    } else {
+		for (int i = 0 ; i < args.length ; i++) {
+		    if (args[i].startsWith("-")) {
+			System.err.println("Argument '" + args[i] + "' ignored.");
+		    }
+		    else {
+			filename = args[i];
+		    }
+		}
+	    }
+
+	    if (filename == null) {
+		usage();
+	    }
+
+	    // Create Canvas3D
+	    GraphicsConfiguration config =
+		SimpleUniverse.getPreferredConfiguration();
+
+	    canvas3D = new Canvas3D(config);
+	    canvas3D.setSize(600, 450);
+
+	    // Create a simple scene and attach it to the virtual universe
+	    BranchGroup scene = createSceneGraph(args);
+	    u = new SimpleUniverse(canvas3D);
+	    // This will move the ViewPlatform back a bit so the
+	    // objects in the scene can be viewed.
+	    u.getViewingPlatform().setNominalViewingTransform();
+	    u.addBranchGraph(scene);
+
+	    // Create the off-screen Canvas3D object
+	    offScreenCanvas3D = new OffScreenCanvas3D(config, true);
+	    // Set the off-screen size based on a scale factor times the
+	    // on-screen size
+	    Screen3D sOn = canvas3D.getScreen3D();
+	    Screen3D sOff = offScreenCanvas3D.getScreen3D();
+	    Dimension dim = sOn.getSize();
+	    dim.width *= OFF_SCREEN_SCALE;
+	    dim.height *= OFF_SCREEN_SCALE;
+	    sOff.setSize(dim);
+	    sOff.setPhysicalScreenWidth(sOn.getPhysicalScreenWidth() *
+					OFF_SCREEN_SCALE);
+	    sOff.setPhysicalScreenHeight(sOn.getPhysicalScreenHeight() *
+					 OFF_SCREEN_SCALE);
+
+	    // attach the offscreen canvas to the view
+	    u.getViewer().getView().addCanvas3D(offScreenCanvas3D);
+	}
+
+	private AppPanel(String args[]) {
+	    setLayout(new BorderLayout());
+
+	    // Create Canvas3D and scene graph
+	    createCanvas3D(args);
+	    add("Center", canvas3D);
+	}
+    }
+
+    public void actionPerformed (ActionEvent event) {
+	Object target = event.getSource();
+
+	if ((target == snapshotItem) ||
+	    (target == printItem)) {
+	    Point loc = canvas3D.getLocationOnScreen();
+	    offScreenCanvas3D.setOffScreenLocation(loc);
+	    Dimension dim = canvas3D.getSize();
+	    dim.width *= OFF_SCREEN_SCALE;
+	    dim.height *= OFF_SCREEN_SCALE;
+	    BufferedImage bImage =
+		offScreenCanvas3D.doRender(dim.width, dim.height);
+
+	    if (target == snapshotItem) {
+		new ImageDisplayer(bImage);
+	    }
+	    else { // (target == printItem)
+		new ImagePrinter(bImage).print();
+	    }
+	}
+	else if (target == quitItem) {
+	    u.removeAllLocales();
+	    System.exit(0);
+	}
+    }
+
+    private JMenuBar createMenuBar() {
+	JMenuBar menuBar = new JMenuBar();
+	JMenu fileMenu = new JMenu("File");
+	snapshotItem = new JMenuItem("Snapshot");
+	snapshotItem.addActionListener(this);
+	printItem = new JMenuItem("Print...");
+	printItem.addActionListener(this);
+	quitItem = new JMenuItem("Quit");
+	quitItem.addActionListener(this);
+	fileMenu.add(snapshotItem);
+	fileMenu.add(printItem);
+	fileMenu.add(new JSeparator());
+	fileMenu.add(quitItem);
+	menuBar.add(fileMenu);
+	return menuBar;
+    }
+
+    private PrintCanvas3D(String args[]) {
+	this.setTitle("Canvas3D Print Test");
+
+	// Create and initialize menu bar
+	JPopupMenu.setDefaultLightWeightPopupEnabled(false);
+	this.setJMenuBar(createMenuBar());
+
+	// Handle the close event
+	this.addWindowListener(new WindowAdapter() {
+	    public void windowClosing(WindowEvent winEvent) {
+		System.exit(0);
+	    }
+	});
+
+	// Add main panel to top-level frame and make it visible
+	this.getContentPane().add(new AppPanel(args));
+	this.pack();
+	this.setVisible(true);
+    }
+
+    public static void main(String[] args) {
+	new PrintCanvas3D(args);
+    }
+}