пытаюсь начуится двигать крфические обекты. В ниже преведенном примере я пытюсь создать конус и заставит его вокруг оси Y вращяться, но почему-то ничего не получается, может кто поможет, подскажет где ошибка? а вот и код | Код |
package de.unkis;
import javax.media.j3d.*;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.vecmath.*;
import sun.awt.windows.ThemeReader;
import java.awt.*;
import java.awt.event.*;
import com.sun.j3d.utils.geometry.*;
import com.sun.j3d.utils.universe.*;
import com.sun.j3d.utils.behaviors.vp.*;
import com.sun.org.apache.xalan.internal.xsltc.dom.Axis;
public class SnowMan extends JFrame implements ActionListener{
public Canvas3D myCanvas3D; //The canvas to be drawn on.
public JButton myButton; //The exit button.
SimpleUniverse simpUniv;
public SnowMan() throws HeadlessException {
this.setDefaultCloseOperation(EXIT_ON_CLOSE);
myButton = new JButton("Exit");
myCanvas3D = new Canvas3D(SimpleUniverse.getPreferredConfiguration());
//The objects to be shown on the canvas are created in this method.
BranchGroup theScene = createSceneGraph();
//Put everything together in a simple universe:
//The canvas to be drawn on
simpUniv = new SimpleUniverse(myCanvas3D);
//Move the viewer to a point so that the origin can be seen.
simpUniv.getViewingPlatform().setNominalViewingTransform();
//Add the objects in the scene.
simpUniv.addBranchGraph(theScene);
Mouse();
}
private void Mouse() {
//This allows us to use the mouse to move the viewing platform.
//Note that we have to import com.sun.j3d.utils.behaviors.vp.*;
OrbitBehavior ob = new OrbitBehavior(myCanvas3D);
ob.setSchedulingBounds(new BoundingSphere(new Point3d(0.0,0.0,0.0),100.0));
simpUniv.getViewingPlatform().setViewPlatformBehavior(ob);
}
private BranchGroup createSceneGraph() {
Appearance blueApp = new Appearance();
setToMyDefaultAppearance(blueApp,new Color3f(0.517f,0.69f,1f));
Appearance redApp = new Appearance();
setToMyDefaultAppearance(redApp,new Color3f(1,0,0f));
float r=0.05f;
Cone k1 = new Cone(0.02f,2*r,redApp);
Transform3D tfPlatform = new Transform3D();
tfPlatform.rotX(Math.PI/2);
TransformGroup tgPlatform = new TransformGroup(tfPlatform);
tgPlatform.addChild(k1);
BranchGroup theScene = new BranchGroup();
TransformGroup tg4 = Tranlation(0,0,radius1,tgPlatform);
///////////////////////////////////////////////////////////////
Transform3D HeadRotationAxis = new Transform3D();
//HeadRotationAxis.rotZ(0.4*Math.PI);
int timeStart = 2000;
int noStartRotations = 2;
int timeSlowRotation = 1500;
Alpha HeadRotationAlpha = new Alpha(-1,Alpha.INCREASING_ENABLE,timeStart,0,timeSlowRotation,0,0,0,0,0);
RotationInterpolator HeadRotationStart = new RotationInterpolator(HeadRotationAlpha,tg4,
HeadRotationAxis,0,(float)Math.PI*2);
BoundingSphere bounds = new BoundingSphere(new Point3d(0.0,0.0,0.0),100.0);
HeadRotationStart.setSchedulingBounds(bounds);
/////////////////////////////////////////////////////////////
theScene.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);
theScene.addChild(HeadRotationStart);
theScene.compile();
return theScene;
}
private TransformGroup Tranlation(float x, float y, float z,Node figure){
Transform3D myTr = new Transform3D();
myTr.setTranslation(new Vector3f(x,y,z));
TransformGroup myTRG = new TransformGroup(myTr);
myTRG.addChild(figure);
return myTRG;
}
public static void setToMyDefaultAppearance(Appearance app, Color3f col)
{
app.setMaterial(new Material(col,col,col,col,150.0f));
}
public void actionPerformed(ActionEvent arg0) {
dispose();
System.exit(0);
}
}
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и MainApp.java | Код |
package de.unkis;
import java.awt.BorderLayout;
public class MainApp {
public static void main(String[] args) {
SnowMan mySnowMan = new SnowMan();
mySnowMan.setTitle("Aufgabe 5");
mySnowMan.setSize(700,700);
mySnowMan.setLayout(new BorderLayout());
mySnowMan.add("Center", mySnowMan.myCanvas3D);
mySnowMan.add("South",mySnowMan.myButton);
mySnowMan.myButton.addActionListener(mySnowMan);
mySnowMan.setVisible(true);
}
}
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Помогите найти ошибку, зарания благодарен. --------------------
www.unkis.com |
Вопрос про java 3d? 
Дата 8.5.2005, 20:44 (
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