Hi,
Vow thanks a lot. Hmm, I didnt even think about this, how stupid
:-)
But that was cool.
Cheers
Tina
> To do this you must set the capabilities before you add the
> BG to the scenegraph.
>
> I do it this way:
>
> Enumeration enum = sceneGroup.getAllChildren();
> setVRMLCapabilities(enum);
> switchGroup.addChild(sceneGroup);
>
> The capablilties are set by the setVRMLCapabilities. This member functions
> sets all the capabilities of all the nodes in the VRML scene graph before
> adding to the scenegraph.
>
> public void setVRMLCapabilities(Enumeration enum){
> while (enum.hasMoreElements()) {
> Object tmpObject = enum.nextElement();
>
> if (tmpObject instanceof Shape3D) {
> System.out.println("setVRMLCapabilities: a shape3D");
>
> ((Shape3D)tmpObject).setCapability(Shape3D.ALLOW_APPEARANCE_READ);
>
> ((Shape3D)tmpObject).setCapability(Shape3D.ALLOW_APPEARANCE_WRITE);
>
> Appearance appear = ((Shape3D)tmpObject).getAppearance();
>
>
> appear.setCapability(Appearance.ALLOW_COLORING_ATTRIBUTES_READ);
>
> appear.setCapability(Appearance.ALLOW_COLORING_ATTRIBUTES_WRITE);
> appear.setCapability(Appearance.ALLOW_MATERIAL_READ);
> appear.setCapability(Appearance.ALLOW_MATERIAL_WRITE);
>
> Material mat = appear.getMaterial();
> mat.setCapability(Material.ALLOW_COMPONENT_READ);
> mat.setCapability(Material.ALLOW_COMPONENT_WRITE);
>
> } else if (tmpObject instanceof TransformGroup) {
> System.out.println("setVRMLCapabilities: a transformgroup");
> TransformGroup tmptransformGroup =
> (TransformGroup)tmpObject;
>
>
> tmptransformGroup.setCapability(TransformGroup.ALLOW_CHILDREN_EXTEND);
>
> tmptransformGroup.setCapability(TransformGroup.ALLOW_CHILDREN_READ);
>
> tmptransformGroup.setCapability(TransformGroup.ALLOW_CHILDREN_WRITE);
>
> tmptransformGroup.setCapability(TransformGroup.ALLOW_TRANSFORM_READ);
>
> tmptransformGroup.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);
>
> Enumeration nextenum = tmptransformGroup.getAllChildren();
>
> setVRMLCapabilities(nextenum);
> } else if(tmpObject instanceof Group){
> System.out.println("setVRMLCapabilities: a group");
> Group tmpGroup = (Group)tmpObject;
>
> tmpGroup.setCapability(BranchGroup.ALLOW_DETACH);
> tmpGroup.setCapability(BranchGroup.ALLOW_BOUNDS_READ);
> tmpGroup.setCapability(BranchGroup.ALLOW_CHILDREN_READ);
> tmpGroup.setCapability(BranchGroup.ALLOW_CHILDREN_WRITE);
>
> tmpGroup.setCapability(BranchGroup.ALLOW_LOCAL_TO_VWORLD_READ);
>
> Enumeration groupenum = tmpGroup.getAllChildren();
>
> setVRMLCapabilities(groupenum);
> } else {
> System.out.println("setVRMLCapabilities: What is this
> thing?");
> }
> }
> }
>
> Ole Vilmann
> Danish Maritime Institute
>
> -----Original Message-----
> From: Tina Manoharan Valappil [mailto:[EMAIL PROTECTED]]
> Sent: 23. november 2000 21:14
> To: [EMAIL PROTECTED]
> Subject: [JAVA3D] RestrictedAccessException - VRMLloader
>
>
> Dear all,
>
> this is a part of my scene graph
>
> TG
> |
> BG (ALLOW_CHILDREN_WRITE & ALLOW_CHILDREN_EXTEND)
>
> To this I am adding a scenegraph dynamically with VRMLloader.
> The new additions to it are
>
> BG (from VRMLloader)
> | |
> BG1 BG2
> | |
> Shape3D1 Shape3D2
>
> Now if I want to set the capability(ALLLOW_APPEARANCE_READ) to the
> Shape3D 1 & 2 . It is giving me RestrictedAccessException. So, I
> tried giving the BG1 & BG2 , ALLOW_CHILDREN_WRITE capability but it
> also
> gave a RestrictedAccessException cannot set capability bits on a
> live or
> compiled object. ( I knew that this wouldnt work but just a try)
>
> Can somebody please tell me as to how I can set the capability for
> the children shape3Ds which I am dynamically loading with a
> VRMLloader.
>
>
> Thanks
> Tina
>
> Tina Manoharan
> PhD. Heriot Watt University
> Ph: 07801 069485 / 07740 959483 (mobile)
> Ph: 0131 449 5111 ext. 4191 (office)
> Ph: 0131 449 5111 ext. 4197 (lab)
>
> ===========================================================================
> To unsubscribe, send email to [EMAIL PROTECTED] and include in the body
> of the message "signoff JAVA3D-INTEREST". For general help, send email to
> [EMAIL PROTECTED] and include in the body of the message "help".
>
> ===========================================================================
> To unsubscribe, send email to [EMAIL PROTECTED] and include in the body
> of the message "signoff JAVA3D-INTEREST". For general help, send email to
> [EMAIL PROTECTED] and include in the body of the message "help".
>
Tina Manoharan
PhD. Heriot Watt University
Ph: 07801 069485 (mobile)
Ph: 0131 449 5111 ext. 4191 (office)
Ph: 0131 449 5111 ext. 4197 (lab)
===========================================================================
To unsubscribe, send email to [EMAIL PROTECTED] and include in the body
of the message "signoff JAVA3D-INTEREST". For general help, send email to
[EMAIL PROTECTED] and include in the body of the message "help".
