Hi Robert, Sorry if it was not understandable.
My question is : why there is difference in the rotation when I get it from a PAT (attached under the root) or when I do a getWolrdMatrices on the same PAT Translation seems to be the same, but not rotation. Thanks. Regards, Vincent 2008/8/3 Robert Osfield <[EMAIL PROTECTED]> > HI Vincent, > > I can't really work out exactly what the problem you have, I presume > others too had a problem understanding what the issue you have is as > otherwise others would have posted a reply... > > My best guess is that you are confusing what getWorldMatrices() > provides... if so please just read the doxygen docs for it... > > /** Get the list of matrices that transform this node from > local coordinates to world coordinates. > * The optional Node* haltTraversalAtNode allows the user to > prevent traversal beyond a specifed node. */ > MatrixList getWorldMatrices(osg::Node* haltTraversalAtNode=0) const; > > Please note, WorldMatrices is not local matrices, its exactly what it > says. local matrices and world matrices only every coincide when you > have now transforms in your parental path. > > Robert. > > On Wed, Jul 30, 2008 at 8:24 AM, Vincent Bourdier > <[EMAIL PROTECTED]> wrote: > > Hi All, > > > > Working on a way to find the good world matrix for a node, I've > encountered > > some problems : > > > > My structure is this one : > > > > -root > > |-Node...(not osg::Tranform) > > |-PAT (osg::PositionAtitudeTransform) > > > > If I get the PAT translation and rotation, I've a vector and a Quat, > which > > looks good, > > if I consider pat as a node and use _node->getWorldMatrices()[0] and get > > Rotation and Translation, the results are not the same... > > > > What can do this ? > > How to get real world coordinate form a node (Transform or not) ? > > > > thanks, > > > > Regards, > > Vincent. > > > > _______________________________________________ > > osg-users mailing list > > osg-users@lists.openscenegraph.org > > > http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org > > > > > _______________________________________________ > osg-users mailing list > osg-users@lists.openscenegraph.org > http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org >
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