Hi Kovalan,
You have to set the capability on a Geometry object. You can use the
getGeometry() method of class Shape3D. So it should look like:
box.getShape(Box.BACK).getGeometry().setCapability(Geometry.ALLOW_INTERSECT);
// and so on.
Regards,
Manu.
On Thu, 21 Sep 2000, Kovalan Muniandy wrote:
> Thanks, my fellow graphics member, Manu!
>
> However, it still complains with the same exception. (I even tried
> PickTool.setCapabilities method.)
>
> Can someone share an excerpt of code that has the picking a 3d object working?
>
> Thank you,
>
> Kovalan
> Ps. Mine is as follows:
>
> // Main:
> pickCanvas = new PickCanvas(canvas, scene);
> pickCanvas.setMode(PickTool.GEOMETRY );
> pickCanvas.setTolerance(4.0f);
>
> canvas.addMouseListener( new MouseClicked() );
>
> // 3d Object creation
> box.setCapability( Geometry.ALLOW_INTERSECT );
> box.getShape(Box.BACK).setCapability( Geometry.ALLOW_INTERSECT );
> box.getShape(Box.BOTTOM).setCapability( Geometry.ALLOW_INTERSECT );
> box.getShape(Box.FRONT).setCapability( Geometry.ALLOW_INTERSECT );
> box.getShape(Box.LEFT).setCapability( Geometry.ALLOW_INTERSECT );
> box.getShape(Box.RIGHT).setCapability( Geometry.ALLOW_INTERSECT );
> box.getShape(Box.TOP).setCapability( Geometry.ALLOW_INTERSECT );
>
> // MouseClicked
> class MouseClicked extends java.awt.event.MouseAdapter {
> public void mouseClicked(java.awt.event.MouseEvent e) {
> super.mouseClicked(e);
> PickResult[] results = null;
> try {
> pickCanvas.setShapeLocation(e);
> results = pickCanvas.pickAll();
> }
> catch ( Exception err ) {
> err.printStackTrace();
> System.out.println( "Err: Not pickable??" );
> }
> if ( results != null )
> System.out.println( "Picked!" );
> else
> System.out.println( "Nothing happened!" );
> }
> }
>
>
>
>
>
>
>
>
> Manu Eapen Varghese <[EMAIL PROTECTED]> on 09/20/2000 07:23:10 PM
>
> Please respond to Discussion list for Java 3D API <[EMAIL PROTECTED]>
>
>
>
>
>
>
>
>
> To: [EMAIL PROTECTED]
>
> cc: (bcc: Kovalan Muniandy/Orincon)
>
>
>
> Subject: Re: [JAVA3D] Shape3D.intersect, how to turn on on?
>
>
>
>
>
>
>
>
> Hi Kovalan,
>
> If you want to pick using geometry (USE_GEOMETRY), you have to add the
> capability Geometry.ALLOW_INTERSECT to the appropriate Geometry object (I
> guess this is causing the "no capability to allow intersect" exception).
>
> Regards,
> Manu.
>
> On Wed, 20 Sep 2000, Kovalan Muniandy wrote:
>
> > Hi there!
> >
> > I get the following exception. Which capability field do I have to use on the
> > Shap3d object to make it intersectable?
> >
> > Thank you,
> >
> > Kovalan
> >
> > javax.media.j3d.CapabilityNotSetException: Shape3D: no capability to allow
> > intersect
> > at javax.media.j3d.Shape3D.intersect(Shape3D.java:434)
> > at com.sun.j3d.utils.picking.PickTool.pickGeomAll(PickTool.java:620)
> > at com.sun.j3d.utils.picking.PickTool.pickAll(PickTool.java:431)
> > at
> >
> com.orincon.bluejai.gui.LoginVizApp$MouseClicked.mouseClicked(LoginVizApp.java:312)
>
> >
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>
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