Initial creation of j3d-examples sources in CVS repository

1 files changed, 241 insertions, 0 deletions

diff --git a/src/PickTest/IntersectTest.java b/src/PickTest/IntersectTest.java
new file mode 100644
index 0000000..206ea8f
--- /dev/null
+++ b/src/PickTest/IntersectTest.java
@@ -0,0 +1,241 @@
+/*
+ * $RCSfile$
+ *
+ * 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 java.applet.Applet;
+import java.awt.BorderLayout;
+import java.awt.event.*;
+import java.awt.GraphicsConfiguration;
+import com.sun.j3d.utils.applet.MainFrame;
+import com.sun.j3d.utils.universe.*;
+import javax.media.j3d.*;
+import javax.vecmath.*;
+import com.sun.j3d.utils.behaviors.keyboard.*;
+import com.sun.j3d.utils.picking.PickTool;
+
+public class IntersectTest extends Applet {
+
+  BoundingSphere bounds = new BoundingSphere(new Point3d(0.0,0.0,0.0), 1000.0);
+
+    private SimpleUniverse u = null;
+
+  public BranchGroup createSceneGraph () {
+
+    // Create the root of the branch graph
+    BranchGroup objRoot = new BranchGroup();
+
+    // 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);
+
+    Transform3D t3 = new Transform3D ();
+
+    // Shapes
+    for (int x=0;x<3;x++) {
+      for (int y=0;y<3;y++) {
+	for (int z=0;z<3;z++) {
+	  t3.setTranslation (new Vector3d(-4+x*4.0, -4+y*4.0, -20-z*4.0));
+	  TransformGroup objTrans = new TransformGroup(t3);
+
+	  objRoot.addChild(objTrans);
+
+	  // Create a simple shape leaf node, add it to the scene graph.
+	  GeometryArray geom = null;
+
+	  if (((x+y+z) % 2) == 0) {
+	    geom = new RandomColorCube();
+	  }
+	  else {
+	    geom = new RandomColorTetrahedron();
+	  }
+
+ 	  Shape3D shape = new Shape3D(geom);
+
+	  // use the utility method to set the capabilities
+	  PickTool.setCapabilities(shape, PickTool.INTERSECT_FULL);
+
+	  objTrans.addChild(shape);
+	}
+      }
+    }
+
+    // Lines
+    Point3f[] verts = {
+      new Point3f (-2.0f, 0.0f, 0.0f),new Point3f(2.0f, 0.0f, 0.0f)
+    };
+    Color3f grey = new Color3f (0.7f, 0.7f, 0.7f);
+    Color3f[] colors = {
+      grey, grey
+    };
+
+    for (int y=0;y<5;y++) {
+      for (int z=0;z<5;z++) {
+	t3.setTranslation (new Vector3d(7.0, -4+y*2.0, -20.0-z*2.0));
+	TransformGroup objTrans = new TransformGroup(t3);
+
+	objRoot.addChild(objTrans);
+
+	LineArray la = new LineArray (verts.length, 
+				      LineArray.COORDINATES |
+				      LineArray.COLOR_3);
+	la.setCoordinates (0, verts);
+	la.setColors (0, colors);
+
+
+	Shape3D shape = new Shape3D();
+	shape.setGeometry (la);
+
+        // use the utility method to set the capabilities
+	PickTool.setCapabilities(shape, PickTool.INTERSECT_FULL);
+
+	objTrans.addChild(shape);
+      }
+    }
+
+    // Points
+    for (double x=-2.0;x<=2.0;x+=1.0) {
+      for (double y=-2.0;y<=2.0;y+=1.0) {
+	for (double z=-2.0;z<=2.0;z+=1.0) {
+	  t3.setTranslation (new Vector3d(-10.0+2.0*x, 0.0+2.0*y,-20.0+2.0*z));
+	  TransformGroup objTrans = new TransformGroup(t3);
+
+	  objRoot.addChild(objTrans);
+
+	  PointArray pa = new PointArray (1, 
+					  PointArray.COORDINATES |
+					  PointArray.COLOR_3);
+
+	  pa.setCoordinate (0, new Point3d (0.0, 0.0, 0.0));
+	  pa.setColor (0, grey);
+
+	  Shape3D shape = new Shape3D();
+	  shape.setGeometry (pa);
+
+          // use the utility method to set the capabilities
+	  PickTool.setCapabilities(shape, PickTool.INTERSECT_FULL);
+
+	  objTrans.addChild(shape);
+	}
+      }
+    }    
+
+    return objRoot;
+  }
+
+  public IntersectTest () {
+  }
+
+    public void init() {
+	setLayout(new BorderLayout());
+	
+	GraphicsConfiguration config =
+	    SimpleUniverse.getPreferredConfiguration();
+	
+	Canvas3D c = new Canvas3D(config);
+	add("Center", c);
+	
+	// Create a simple scene and attach it to the virtual universe
+	BranchGroup scene = createSceneGraph();
+	u = new SimpleUniverse(c);
+	
+	// Add picking behavior
+	IntersectInfoBehavior behavior =
+	    new IntersectInfoBehavior (c, scene,0.05f);
+	behavior.setSchedulingBounds (bounds);
+	scene.addChild (behavior);
+	
+	TransformGroup vpTrans =
+	    u.getViewingPlatform().getViewPlatformTransform();
+	
+	KeyNavigatorBehavior keybehavior = new KeyNavigatorBehavior (vpTrans);
+	keybehavior.setSchedulingBounds (bounds);
+	scene.addChild (keybehavior);
+	scene.setCapability (Group.ALLOW_CHILDREN_EXTEND);
+	scene.compile();
+	u.addBranchGraph(scene);
+	
+	View view = u.getViewer().getView();
+	view.setBackClipDistance (100000);
+	
+    }
+
+    public void destroy() {
+	u.cleanup();
+    }
+
+  //
+  // The following allows IntersectTest to be run as an application
+  // as well as an applet
+  //
+  public static void main(String[] args) {
+    String s = "\n\nIntersectTest:\n-----------\n";
+    s += "Pick with the mouse over the primitives\n";
+    s += "- A sphere will be placed to indicate the picked point.\n";
+    s += "If color information is available, the sphere will change color to reflect\n";
+    s += "the interpolated color.\n";
+    s += "- Other spheres will be placed to show the vertices of the selected polygon\n";
+    s += "- Information will be displayed about the picking operation\n\n\n";
+
+    System.out.println (s);
+
+    new MainFrame(new IntersectTest(), 640, 640);
+  }
+}