Greetings, Botha,
Where do you set the capabilities for objSpin?
Chet Urata
--- Botha Levente <[EMAIL PROTECTED]> wrote:
> Hi all!
>
> I looked at Alessandro's scenegraph (what he suggested in his post
> once) and to main. My body parts all have a TG as parent.
> All body parts classes were created with the following logic:
>
> public class RightShin extends TransformGroup{
>
> public RightShin() {
>
> TransformGroup joint = new TransformGroup();
> TransformGroup leg = new TransformGroup();
> javax.media.j3d.Transform3D t3d1 = new
> javax.media.j3d.Transform3D();
> javax.media.j3d.Transform3D t3d2 = new
> javax.media.j3d.Transform3D();
>
> t3d1.setEuler(new javax.vecmath.Vector3d(0.0, Math.PI/2.0f,
> 0.0)); //sz�g
> t3d1.setTranslation(new
> javax.vecmath.Vector3d(0.0d,-0.165d,0.0d)); //pozici�
>
> setCapability(TransformGroup.ALLOW_TRANSFORM_READ |
> TransformGroup.ALLOW_TRANSFORM_WRITE);
> setTransform(t3d1);
>
> t3d2.setTranslation(new
> javax.vecmath.Vector3d(0.0d,-0.10d,0.0d));
> joint.addChild(new
> Sphere(0.03f,Sphere.GENERATE_TEXTURE_COORDS,new
> PAppear("c:/work/texturelibrary/Architectual/limesto3.jpg")));
>
> joint.addChild(leg);
> leg.addChild(new
> Cylinder(0.03f,0.17f,Cylinder.GENERATE_TEXTURE_COORDS,new
> PAppear("c:/java.jpg")));
>
> joint.setTransform(t3d2);
> addChild(joint);
> }
> }
>
> I have tried to include a rotationinterpolator in one of my body
> classes ex. for the other leg. Here is the code
>
> public class RightLeg extends TransformGroup{
>
> public RightLeg(BoundingSphere boundingSphere) {
>
> TransformGroup jointTG = new TransformGroup();
> TransformGroup legTG = new TransformGroup();
> javax.media.j3d.Transform3D jointTransform = new
> javax.media.j3d.Transform3D();
> javax.media.j3d.Transform3D legTransform = new
> javax.media.j3d.Transform3D();
>
> jointTransform.setEuler(new javax.vecmath.Vector3d(0.0,
> Math.PI/2.0f, 0.0));
> jointTransform.setTranslation(new
> javax.vecmath.Vector3d(0.07d,0.07d,0.0d));
> jointTG.addChild(new
> Sphere(0.03f,Sphere.GENERATE_TEXTURE_COORDS,new Appear()));
>
>
>
setCapability(TransformGroup.ALLOW_TRANSFORM_READ|TransformGroup.ALLOW_TRANS
FORM_WRITE);
> setCapability(TransformGroup.ALLOW_CHILDREN_READ);
>
>
jointTG.setCapability(TransformGroup.ALLOW_TRANSFORM_READ|TransformGroup.ALL
OW_TRANSFORM_WRITE);
> jointTG.setTransform(forgoTransform);
>
>
>
legTG.setCapability(TransformGroup.ALLOW_TRANSFORM_READ|TransformGroup.ALLOW
_TRANSFORM_WRITE);
> legTransform.setEuler(new javax.vecmath.Vector3d(0.0,
> Math.PI/2.0f, 0.0)); //sz�g
> legTransform.setTranslation(new
> javax.vecmath.Vector3d(0.0d,-0.095d,0.0d));
> legTG.addChild(new
> Cylinder(0.03f,0.17f,Cylinder.GENERATE_TEXTURE_COORDS,new Appear()));
> //a lab hengere
> legTG.setTransform(labTransform);
>
> jointTG.addChild(labTG);
> Alpha alpha = new Alpha(-1,60000);
>
> TransformGroup objSpin = new TransformGroup();
>
>
forgato.setCapability(TransformGroup.ALLOW_TRANSFORM_READ|TransformGroup.ALL
OW_TRANSFORM_WRITE);
> RotationInterpolator rotInt = new
> RotationInterpolator(alpha,objSpin);
> rotInt.setSchedulingBounds(boundingSphere);
>
> objSpin.addChild(jointTG);
> addChild(jointTG);
> addChild(rotInt);
>
> }
> }
>
> If i add rotInt as child of the parent TG at runtime it drops me the
> following error:
>
> javax.media.j3d.CapabilityNotSetException: Group: no capability to
> set transform
>
> at
> javax.media.j3d.TransformGroup.setTransform(TransformGroup.java:105)
>
> at
>
javax.media.j3d.TransformInterpolator.processStimulus(TransformInterpolator.
java:156)
>
> at
> javax.media.j3d.BehaviorScheduler.doWork(BehaviorScheduler.java:172)
>
> at javax.media.j3d.J3dThread.run(J3dThread.java:250)
>
> ... without any error being in my source files. I have set the
> Capabilities in my TG. I have set them in all TransformGroups i am
> using.
>
> Please help me! What should i do with this?
>
> Bye,
> Levi
>
>
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