Hi! I was trying to get an image of the rendered frame and an unexpected
exception happened ......
The code is:
/***************/
/***************/
/***************/
/*
* AgentGUI_01.java
*
* Created on November 22, 2002, 12:11 PM
*/
package Proj898.EnvVisualizerAgent;
import com.sun.j3d.utils.geometry.Sphere;
import com.sun.j3d.utils.universe.*;
import com.sun.j3d.utils.geometry.*;
import javax.media.j3d.BranchGroup;
import javax.media.j3d.Transform3D;
import javax.media.j3d.TransformGroup;
import javax.media.j3d.*;
import java.util.*;
import javax.vecmath.*;
import javax.media.j3d.PositionInterpolator;
import java.awt.*;
import java.awt.geom.*;
import java.awt.*;
import java.awt.image.BufferedImage;
import java.io.*;
import javax.media.j3d.*;
import javax.vecmath.*;
import com.sun.image.codec.jpeg.*;
/**
*
* @author rir785
*/
class CapturingCanvas3D extends Canvas3D {
public boolean writeJPEG_;
private int postSwapCount_;
public CapturingCanvas3D(GraphicsConfiguration gc) {
super(gc);
postSwapCount_ = 0;
}
public void postSwap() {
if(writeJPEG_) {
System.out.println("Writing JPEG");
GraphicsContext3D ctx = getGraphicsContext3D();
// The raster components need all be set!
Raster ras = new Raster(
new Point3f(-1.0f,-1.0f,-1.0f),
Raster.RASTER_COLOR,
0,0,
512,512,
new ImageComponent2D(
ImageComponent.FORMAT_RGB,
new BufferedImage(256,256,
BufferedImage.TYPE_INT_RGB)),
null);
ctx.readRaster(ras);
// Now strip out the image info
BufferedImage img = ras.getImage().getImage();
// write that to disk....
try {
FileOutputStream out = new
FileOutputStream("c:\\Capture"+postSwapCount_+".jpg");
JPEGImageEncoder encoder =
JPEGCodec.createJPEGEncoder(out);
JPEGEncodeParam param =
encoder.getDefaultJPEGEncodeParam(img);
param.setQuality(0.9f,false); // 90% qualith JPEG
encoder.setJPEGEncodeParam(param);
encoder.encode(img);
writeJPEG_ = false;
out.close();
} catch ( IOException e ) {
System.out.println("I/O exception!");
}
postSwapCount_++;
}
}
}
public class AgentGUI_01 extends javax.swing.JFrame {
javax.media.j3d.BoundingSphere bounds=new
javax.media.j3d.BoundingSphere(new
javax.vecmath.Point3d(0.0,0.0,0.0),Float.MAX_VALUE);
BranchGroup scene =new BranchGroup();
CapturingCanvas3D canvas3d_C=null;
/** Creates new form AgentGUI_01 */
public AgentGUI_01() {
initComponents();
/*********************/
java.awt.GraphicsConfiguration
config=com.sun.j3d.utils.universe.SimpleUniverse.getPreferredConfigurati
on();
//javax.media.j3d.Canvas3D canvas3d=new
javax.media.j3d.Canvas3D(config);
canvas3d_C=new CapturingCanvas3D(config);
jPanel3D.add("Center",canvas3d_C);
/******************************************/
scene.setCapability(BranchGroup.ALLOW_CHILDREN_EXTEND);
scene.setCapability(BranchGroup.ALLOW_CHILDREN_WRITE);
scene.setCapability(BranchGroup.ALLOW_CHILDREN_READ);
//SimpleUniverse is a Convenience Utility class
SimpleUniverse simpleU =new SimpleUniverse(canvas3d_C);
/******************************************/
TransformGroup vpTrans = null;
vpTrans =
simpleU.getViewingPlatform().getViewPlatformTransform();
Vector3f translate=new Vector3f(0.0f,2.0f,2.5f);
Transform3D T3D=new Transform3D();
T3D.setTranslation(translate); // set as translation
T3D.setRotation(new
javax.vecmath.AxisAngle4f(1.0f,0.0f,0.0f,(float)((2*Math.PI)-(Math.PI/7.
0))));
vpTrans.setTransform(T3D); // used for initial position
com.sun.j3d.utils.behaviors.keyboard.KeyNavigatorBehavior
keyNavBeh = new
com.sun.j3d.utils.behaviors.keyboard.KeyNavigatorBehavior(vpTrans);
keyNavBeh.setSchedulingBounds(bounds);
/******************************************/
scene.addChild(keyNavBeh);
/******************************************/
//scene.addChild(new VisualObject());
scene.addChild(new ColorCube());
/******************************************/
scene.compile();
//This moves the ViewPlatform back a bit so the
//objects in the scene can be viewed.
//simpleU.getViewingPlatform().setNominalViewingTransform();
//simpleU.getViewingPlatform().getViewPlatformTransform();
simpleU.addBranchGraph(scene);
/*********************/
}
/** 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.
*/
private void initComponents() {
jLabel1 = new javax.swing.JLabel();
jPanel3D = new javax.swing.JPanel();
jPanel2 = new javax.swing.JPanel();
jButtonCaptureImage = new javax.swing.JButton();
jLabel2 = new javax.swing.JLabel();
jPanelRenderedImage = new javax.swing.JPanel();
getContentPane().setLayout(new
org.netbeans.lib.awtextra.AbsoluteLayout());
addWindowListener(new java.awt.event.WindowAdapter() {
public void windowClosing(java.awt.event.WindowEvent evt) {
exitForm(evt);
}
});
jLabel1.setHorizontalAlignment(javax.swing.SwingConstants.CENTER);
jLabel1.setText("GUI for Agent (With Canvas3D)");
getContentPane().add(jLabel1, new
org.netbeans.lib.awtextra.AbsoluteConstraints(0, 284, 400, -1));
jPanel3D.setLayout(new java.awt.BorderLayout());
jPanel3D.setBorder(new
javax.swing.border.TitledBorder("Canvas3D"));
getContentPane().add(jPanel3D, new
org.netbeans.lib.awtextra.AbsoluteConstraints(81, 0, 319, 284));
jPanel2.setLayout(new
org.netbeans.lib.awtextra.AbsoluteLayout());
jButtonCaptureImage.setText("Image");
jButtonCaptureImage.addMouseListener(new
java.awt.event.MouseAdapter() {
public void mousePressed(java.awt.event.MouseEvent evt) {
jButtonCaptureImageMousePressed(evt);
}
public void mouseReleased(java.awt.event.MouseEvent evt) {
jButtonCaptureImageMouseReleased(evt);
}
});
jPanel2.add(jButtonCaptureImage, new
org.netbeans.lib.awtextra.AbsoluteConstraints(0, 10, 80, -1));
jLabel2.setHorizontalAlignment(javax.swing.SwingConstants.CENTER);
jLabel2.setText("\"Name\"");
jPanel2.add(jLabel2, new
org.netbeans.lib.awtextra.AbsoluteConstraints(0, 270, 80, -1));
getContentPane().add(jPanel2, new
org.netbeans.lib.awtextra.AbsoluteConstraints(0, 0, -1, 284));
jPanelRenderedImage.setBorder(new
javax.swing.border.TitledBorder("Rendered Image"));
getContentPane().add(jPanelRenderedImage, new
org.netbeans.lib.awtextra.AbsoluteConstraints(80, 300, 150, 140));
pack();
}
private void
jButtonCaptureImageMouseReleased(java.awt.event.MouseEvent evt) {
canvas3d_C.writeJPEG_ = true;
canvas3d_C.repaint();
}
private void
jButtonCaptureImageMousePressed(java.awt.event.MouseEvent evt) {
// Add your handling code here:
}
/** Exit the Application */
private void exitForm(java.awt.event.WindowEvent evt) {
System.exit(0);
}
/**
* @param args the command line arguments
*/
public static void main(String args[]) {
new AgentGUI_01().show();
}
// Variables declaration - do not modify
private javax.swing.JPanel jPanel3D;
private javax.swing.JLabel jLabel1;
private javax.swing.JLabel jLabel2;
private javax.swing.JPanel jPanel2;
private javax.swing.JPanel jPanelRenderedImage;
private javax.swing.JButton jButtonCaptureImage;
// End of variables declaration
}
/***************/
/***************/
/***************/
When I push the jbutton, the output is:
Writing JPEG
An unexpected exception has been detected in native code outside the VM.
Unexpected Signal : EXCEPTION_ACCESS_VIOLATION occurred at PC=0x10007181
Function=[Unknown.]
Library=C:\j2sdk1.4.1\jre\bin\J3D.dll
NOTE: We are unable to locate the function name symbol for the error
just occurred. Please refer to release documentation for possible
reason and solutions.
Current Java thread:
at javax.media.j3d.GraphicsContext3D.readRasterNative(Native
Method)
at
javax.media.j3d.GraphicsContext3D.doReadRaster(GraphicsContext3D.java:23
06)
at
javax.media.j3d.GraphicsContext3D.readRaster(GraphicsContext3D.java:2211
)
at
Proj898.EnvVisualizerAgent.CapturingCanvas3D.postSwap(AgentGUI_01.java:6
0)
at javax.media.j3d.Renderer.doWork(Renderer.java:266)
at javax.media.j3d.J3dThread.run(J3dThread.java:250)
Dynamic libraries:
0x00400000 - 0x00406000 C:\j2sdk1.4.1\jre\bin\java.exe
0x77F80000 - 0x77FFB000 C:\WINNT\System32\ntdll.dll
0x77DB0000 - 0x77E0B000 C:\WINNT\system32\ADVAPI32.dll
0x77E80000 - 0x77F31000 C:\WINNT\system32\KERNEL32.dll
0x77D30000 - 0x77DA1000 C:\WINNT\system32\RPCRT4.dll
0x78000000 - 0x78046000 C:\WINNT\system32\MSVCRT.dll
0x6D330000 - 0x6D45C000 C:\j2sdk1.4.1\jre\bin\client\jvm.dll
0x77E10000 - 0x77E6F000 C:\WINNT\system32\USER32.dll
0x77F40000 - 0x77F79000 C:\WINNT\system32\GDI32.dll
0x77570000 - 0x775A0000 C:\WINNT\System32\WINMM.dll
0x6D1D0000 - 0x6D1D7000 C:\j2sdk1.4.1\jre\bin\hpi.dll
0x6D300000 - 0x6D30D000 C:\j2sdk1.4.1\jre\bin\verify.dll
0x6D210000 - 0x6D229000 C:\j2sdk1.4.1\jre\bin\java.dll
0x6D320000 - 0x6D32D000 C:\j2sdk1.4.1\jre\bin\zip.dll
0x6D000000 - 0x6D0FA000 C:\j2sdk1.4.1\jre\bin\awt.dll
0x77800000 - 0x7781E000 C:\WINNT\System32\WINSPOOL.DRV
0x76620000 - 0x76630000 C:\WINNT\system32\MPR.DLL
0x75E60000 - 0x75E7A000 C:\WINNT\System32\IMM32.dll
0x77A50000 - 0x77B45000 C:\WINNT\system32\ole32.dll
0x6D180000 - 0x6D1D0000 C:\j2sdk1.4.1\jre\bin\fontmanager.dll
0x51000000 - 0x51076000 C:\WINNT\System32\ddraw.dll
0x728A0000 - 0x728A6000 C:\WINNT\System32\DCIMAN32.dll
0x71C10000 - 0x71CC4000 C:\WINNT\System32\D3DIM.DLL
0x60000000 - 0x60045000 C:\WINNT\System32\MSCTF.dll
0x10000000 - 0x10057000 C:\j2sdk1.4.1\jre\bin\J3D.dll
0x0D0E0000 - 0x0D206000 C:\WINNT\System32\d3d8.dll
0x0D210000 - 0x0D215000 C:\WINNT\System32\d3d8thk.dll
0x77820000 - 0x77827000 C:\WINNT\system32\VERSION.dll
0x759B0000 - 0x759B6000 C:\WINNT\system32\LZ32.DLL
0x71710000 - 0x71794000 C:\WINNT\system32\COMCTL32.dll
0x6D230000 - 0x6D235000 C:\j2sdk1.4.1\jre\bin\jawt.dll
0x69000000 - 0x69125000 C:\WINNT\System32\atioglaa.dll
0x0D860000 - 0x0D898000 C:\WINNT\System32\D3DREF8.DLL
0x779B0000 - 0x77A4B000 C:\WINNT\system32\OLEAUT32.DLL
0x77920000 - 0x77943000 C:\WINNT\system32\imagehlp.dll
0x72A00000 - 0x72A2D000 C:\WINNT\system32\DBGHELP.dll
0x13440000 - 0x1344B000 C:\WINNT\System32\PSAPI.DLL
Local Time = Fri Nov 22 21:12:13 2002
Elapsed Time = 9
#
# The exception above was detected in native code outside the VM
#
# Java VM: Java HotSpot(TM) Client VM (1.4.1-b21 mixed mode)
#
# An error report file has been saved as hs_err_pid1032.log.
# Please refer to the file for further information.
#
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