Posted by
Andreas on
Jan 17, 2013; 2:07pm
URL: https://forum.jogamp.org/Resize-of-a-JCanvas3D-tp4027842p4027896.html
I tried to do so. For the AWT Canvas every thing is ok with the resizing beside the haevyweight lightweight problems. If I run a GLCanvas example I get the following error. Perhaps I did something wrong.
javax.media.opengl.GLException: Error: NULL AWTGraphicsConfiguration
at javax.media.opengl.awt.GLCanvas.addNotify(GLCanvas.java:531)
at java.awt.Container.addNotify(Container.java:2769)
at javax.swing.JComponent.addNotify(JComponent.java:4743)
at org.openide.windows.TopComponent.addNotify(TopComponent.java:281)
at java.awt.Container.addImpl(Container.java:1114)
at java.awt.Container.add(Container.java:966)
I never used JOGL before, so I also copied the used code.
import com.jogamp.opengl.util.Animator;
import com.sun.j3d.exp.swing.JCanvas3D;
import com.sun.j3d.utils.universe.SimpleUniverse;
import java.awt.BorderLayout;
import java.awt.Color;
import java.awt.Dimension;
import java.awt.Font;
import java.awt.GraphicsConfiguration;
import java.awt.event.ComponentAdapter;
import java.awt.event.WindowEvent;
import javax.media.j3d.Alpha;
import javax.media.j3d.AmbientLight;
import javax.media.j3d.Appearance;
import javax.media.j3d.Background;
import javax.media.j3d.BoundingBox;
import javax.media.j3d.BoundingSphere;
import javax.media.j3d.BranchGroup;
import javax.media.j3d.Canvas3D;
import javax.media.j3d.Font3D;
import javax.media.j3d.FontExtrusion;
import javax.media.j3d.GraphicsConfigTemplate3D;
import javax.media.j3d.Material;
import javax.media.j3d.PointLight;
import javax.media.j3d.RotationInterpolator;
import javax.media.j3d.Shape3D;
import javax.media.j3d.Text3D;
import javax.media.j3d.Transform3D;
import javax.media.j3d.TransformGroup;
import javax.media.opengl.GLAutoDrawable;
import javax.media.opengl.GLEventListener;
import javax.media.opengl.awt.GLCanvas;
import javax.vecmath.Color3f;
import javax.vecmath.Point3d;
import javax.vecmath.Point3f;
import javax.vecmath.Vector3d;
import org.netbeans.api.settings.ConvertAsProperties;
import org.openide.awt.ActionID;
import org.openide.awt.ActionReference;
import org.openide.util.NbBundle.Messages;
import org.openide.windows.TopComponent;
/**
* Top component which displays something.
*/
@ConvertAsProperties(
dtd = "-//de.test//Test//EN",
autostore = false)
@TopComponent.Description(
preferredID = "TestTopComponent",
//iconBase="SET/PATH/TO/ICON/HERE",
persistenceType = TopComponent.PERSISTENCE_ALWAYS)
@TopComponent.Registration(mode = "editor", openAtStartup = false)
@ActionID(category = "Window", id = "de.test.TestTopComponent")
@ActionReference(path = "Menu/Window" /*, position = 333 */)
@TopComponent.OpenActionRegistration(
displayName = "#CTL_TestAction",
preferredID = "TestTopComponent")
@Messages({
"CTL_TestAction=Test",
"CTL_TestTopComponent=Test Window",
"HINT_TestTopComponent=This is a Test window"
})
public final class TestTopComponent extends TopComponent implements GLEventListener {
public TestTopComponent() {
initComponents();
setName(Bundle.CTL_TestTopComponent());
setToolTipText(Bundle.HINT_TestTopComponent());
initJOGL();
}
public void initSwing() {
JCanvas3D jCanvas = new JCanvas3D();
jCanvas.setSize(new Dimension(100, 100));
add(jCanvas, BorderLayout.CENTER);
Canvas3D canvas3D = jCanvas.getOffscreenCanvas3D();
SimpleUniverse simpleU = new SimpleUniverse(canvas3D);
simpleU.getViewingPlatform().setNominalViewingTransform();
BranchGroup bg = createSceneGraph();
bg.compile();
simpleU.addBranchGraph(bg);
}
public void initAWT() {
GraphicsConfigTemplate3D gct3D = new GraphicsConfigTemplate3D();
GraphicsConfiguration gc = java.awt.GraphicsEnvironment.getLocalGraphicsEnvironment().getDefaultScreenDevice().getBestConfiguration(gct3D);
Canvas3D canvas3D = new Canvas3D(gc);
SimpleUniverse simpleU = new SimpleUniverse(canvas3D);
simpleU.getViewingPlatform().setNominalViewingTransform();
BranchGroup bg = createSceneGraph();
bg.compile();
simpleU.addBranchGraph(bg);
add(canvas3D, BorderLayout.CENTER);
}
public void initJOGL() {
GLCanvas canvas = new GLCanvas();
canvas.addGLEventListener(this);
add(canvas, BorderLayout.CENTER);
final Animator animator = new Animator(canvas);
addComponentListener(new ComponentAdapter() {
public void windowClosing(WindowEvent e) {
// Run this on another thread than the AWT event queue to
// make sure the call to Animator.stop() completes before
// exiting
new Thread(new Runnable() {
@Override
public void run() {
animator.stop();
System.exit(0);
}
}).start();
}
});
animator.start();
}
private BranchGroup createSceneGraph() {
BranchGroup root = new BranchGroup();
TransformGroup spin = new TransformGroup();
spin.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);
root.addChild(spin);
Appearance ap = new Appearance();
ap.setMaterial(new Material());
FontExtrusion fontExtrusion = new FontExtrusion();
double tessellationTolerance = 1e-2;
Text3D text3d = new Text3D(
new Font3D(
new Font("Helvetica", Font.PLAIN, 48),
tessellationTolerance,
fontExtrusion),
"01234567890 TEXT 3D");
Shape3D text2 = new Shape3D(text3d);
text2.setAppearance(ap);
BoundingBox boundingBox = new BoundingBox();
text3d.getBoundingBox(boundingBox);
System.out.printf("boundingBox: %s\n", boundingBox);
Point3d p1 = new Point3d();
boundingBox.getUpper(p1);
System.out.printf("upper: %s\n", p1);
TransformGroup textTrans = new TransformGroup();
Transform3D t3d = new Transform3D();
t3d.setTranslation(new Vector3d(-(p1.x / 2), -(p1.y / 2), -(p1.z / 2)));
textTrans.setTransform(t3d);
textTrans.addChild(text2);
Transform3D tr = new Transform3D();
tr.setScale(0.05);
TransformGroup tg = new TransformGroup(tr);
spin.addChild(tg);
tg.addChild(textTrans);
Alpha alpha = new Alpha(-1, 1000000000);
RotationInterpolator rotator = new RotationInterpolator(alpha, spin);
BoundingSphere bounds = new BoundingSphere();
rotator.setSchedulingBounds(bounds);
spin.addChild(rotator);
Background background = new Background(0.0f, 0.0f, 0.0f);
background.setApplicationBounds(bounds);
root.addChild(background);
AmbientLight light = new AmbientLight(true, new Color3f(Color.white));
light.setInfluencingBounds(bounds);
root.addChild(light);
PointLight ptlight = new PointLight(new Color3f(Color.white), new Point3f(3f, 3f, 3f), new Point3f(1f, 0f, 0f));
ptlight.setInfluencingBounds(bounds);
root.addChild(ptlight);
PointLight ptlight2 = new PointLight(new Color3f(Color.white),
new Point3f(-2f, 2f, 2f), new Point3f(1f, 0f, 0f));
ptlight2.setInfluencingBounds(bounds);
root.addChild(ptlight2);
return root;
}
/**
* 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.
*/
// <editor-fold defaultstate="collapsed" desc="Generated Code">
private void initComponents() {
setLayout(new java.awt.BorderLayout());
}// </editor-fold>
// Variables declaration - do not modify
// End of variables declaration
@Override
public void componentOpened() {
// TODO add custom code on component opening
}
@Override
public void componentClosed() {
// TODO add custom code on component closing
}
void writeProperties(java.util.Properties p) {
// better to version settings since initial version as advocated at
//
http://wiki.apidesign.org/wiki/PropertyFiles p.setProperty("version", "1.0");
// TODO store your settings
}
void readProperties(java.util.Properties p) {
String version = p.getProperty("version");
// TODO read your settings according to their version
}
@Override
public void init(GLAutoDrawable glad) {
throw new UnsupportedOperationException("Not supported yet.");
}
@Override
public void dispose(GLAutoDrawable glad) {
throw new UnsupportedOperationException("Not supported yet.");
}
@Override
public void display(GLAutoDrawable glad) {
throw new UnsupportedOperationException("Not supported yet.");
}
@Override
public void reshape(GLAutoDrawable glad, int i, int i1, int i2, int i3) {
throw new UnsupportedOperationException("Not supported yet.");
}
}