Hi Dat, If you are finished with the animation then just remove the animation path callback.
Robert. On Fri, Jan 15, 2010 at 7:52 PM, Nguyen Tien Dat <[email protected]> wrote: > Dear all, > I have a scene structure like this: > rootNode -> matrixTranformNode -> objectNode > > I modify the position and orientation of the object by setting the > matrix of the matrixTranformNode and it works well. But the problem > appears when I try to use animation path. I create an animation path > like this: > > osg::AnimationPath* animationPath = new osg::AnimationPath; > animationPath->setLoopMode(osg::AnimationPath::NO_LOOPING); > //initialize startPoint, endPoint, rotation > animationPath->insert(0.0,osg::AnimationPath::ControlPoint(startPoint > , rotation)); > animationPath->insert(0.0,osg::AnimationPath::ControlPoint(endPoint > , rotation)); > matrixTranformNode->setUpdateCallback(new > osg::AnimationPathCallback(animationPath)); > > The animation looks as expected. But after the animation I try to > update the matrix of matrixTranformNode, it doesn't work properly. The > object is still in the place of the last frame of animation, and it > won't change its position and orientation no matter how I try to > change the matrix. When I try to call getMatrix method of > matrixTransformNode, the matrix is changed as I set it. But the object > isn't displayed correctly. > Could any of you tell me what happens with the matrixTransformNode > after the animation? How can I manipulate the object again after the > animation? > Note that I did try to replace the matrixTransformNode by a new one > (so the scene structure is rootNode -> newMatrixTransformNode -> > objectNode), and then I could manipulate the object again. But this > doesn't work smoothly when you want to have continuous motion between > the animation created by AnimationPath and the animation created by > your manipulation. > Thanks, > Dat > _______________________________________________ > osg-users mailing list > [email protected] > http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org > _______________________________________________ osg-users mailing list [email protected] http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org
