This is good !
--- "H. Ding" <[EMAIL PROTECTED]> escreveu:
> Hi Alessandro and Ben,
>
> I have fixed the problem. Later I will post the code.
>
> Thanks a lot for your help. :)
>
> Ding
>
>
> > Hi Alessandro,
> >
> > Thanks a lot. I did combine the several images/icons to be one now.
> >
> > When I use this code to modify the sample code, it suppose to work. And I
> > can compile, but once run, show the:
> >
> > "Exception in thread "Thread-2" java.lang.NullPointerException"
> >
> > I think the problem is here: "texBufferedImage" should be the combined
> > image which is retured from the main().
> >
> > Texture tex = new TextureLoader(java.awt.image.BufferedImage
> > texBufferedImage).getTexture();
> >
> > According to the TextureLoader, it should be able to construct the object
> > through the "texBufferedImage", right ?
> >
> > Below is the code:
> > ===========================================================================
> > import java.awt.font.*;
> > import java.awt.geom.*;
> > import java.awt.image.*;
> > import java.io.*;
> > import java.net.*;
> > import javax.imageio.*;
> > import javax.swing.*;
> >
> > import java.applet.Applet;
> > import java.awt.*;
> > import java.awt.event.*;
> > import com.sun.j3d.utils.applet.MainFrame;
> > import com.sun.j3d.utils.universe.*;
> > import com.sun.j3d.utils.image.TextureLoader;
> > import com.sun.j3d.utils.geometry.Box;
> > import javax.media.j3d.*;
> > import javax.vecmath.*;
> >
> > public class TextureImage extends Applet {
> >
> > private java.net.URL texImage = null;
> > // new added
> > private BufferedImage texBufferedImage = null;
> > ImageComponent2D ic;
> > private SimpleUniverse u = null;
> >
> > public BranchGroup createSceneGraph() {
> > // Create the root of the branch graph
> > BranchGroup objRoot = new BranchGroup();
> >
> > // 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);
> > objRoot.addChild(objTrans);
> >
> > // Create appearance object for textured cube
> > Appearance app = new Appearance();
> > // Texture tex = new TextureLoader(texImage, this).getTexture();
> > Texture tex = new TextureLoader(java.awt.image.BufferedImage
> > texBufferedImage).getTexture();
> > // Added new one
> >
> > //ImageComponent2D ic = new ImageComponent2D(ImageComponent.FORMAT_RGB,
> > texBufferedImage);
> > //ImageComponent2D ic = null ;
> > // ic.set(texBufferedImage);
> >
> >
> >
> > //Texture2D myTexture = new Texture2D();
> > // myTexture.setImage(0, imgtest02);
> > // app.setTexture(myTexture);
> >
> > app.setTexture(tex);
> > TextureAttributes texAttr = new TextureAttributes();
> > texAttr.setTextureMode(TextureAttributes.MODULATE);
> > app.setTextureAttributes(texAttr);
> >
> > // Create textured cube and add it to the scene graph.
> > Box textureCube = new Box(0.4f, 0.4f, 0.4f,
> > Box.GENERATE_TEXTURE_COORDS, app);
> > objTrans.addChild(textureCube);
> >
> > // Create a new Behavior object that will perform the desired
> > // operation on the specified transform object and add it into
> > // the scene graph.
> > 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);
> > BoundingSphere bounds =
> > new BoundingSphere(new Point3d(0.0,0.0,0.0), 100.0);
> > rotator.setSchedulingBounds(bounds);
> > objTrans.addChild(rotator);
> >
> > // Have Java 3D perform optimizations on this scene graph.
> > objRoot.compile();
> >
> > return objRoot;
> > }
> >
> > public TextureImage() {
> > }
> >
> > // public TextureImage(java.net.URL url) {
> > // texImage = url;
> > // }
> >
> > // New added
> > public TextureImage(BufferedImage img) {
> > texBufferedImage = img;
> >
> > ImageComponent2D ic = new ImageComponent2D(ImageComponent.FORMAT_RGB,
> > texBufferedImage);
> > // BufferedImage imgtest = ic.getImage();
> > BufferedImage imgtest = null;
> >
> > if (imgtest == null)
> > {
> > System.out.println("I am here");
> > } ;
> > imgtest = ic.getImage();
> > if (imgtest == null)
> > {
> > System.out.println("not get the image to here");
> > }
> > else{
> > System.out.println("then get the image to here");
> > }
> > ;
> > }
> > // public BufferedImage TextureBufferedImage(BufferedImage img) {
> > // texBufferedImage = img;
> > // }
> >
> > public void init() {
> > if (texImage == null) {
> > // the path to the image for an applet
> > try {
> > texImage = new java.net.URL(getCodeBase().toString() +
> > "../images/1.jpg");
> > }
> > catch (java.net.MalformedURLException ex) {
> > System.out.println(ex.getMessage());
> > System.exit(1);
> > }
> > }
> > 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);
> >
> > // This will move the ViewPlatform back a bit so the
> > // objects in the scene can be viewed.
> > u.getViewingPlatform().setNominalViewingTransform();
> >
> > u.addBranchGraph(scene);
> > }
> >
> > public void destroy() {
> > u.cleanup();
> > }
> >
> > //
> > // The following allows TextureImage to be run as an application
> > // as well as an applet
> > //
> > // public static void main(String[] args) {
> > public static void main(String[] args) throws IOException {
> > java.net.URL url = null;
> > if (args.length > 0) {
> > try {
> > url = new java.net.URL("file:" + args[0]);
> > }
> > catch (java.net.MalformedURLException ex) {
> > System.out.println(ex.getMessage());
> > System.exit(1);
> > }
>
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