Hi, How to draw a projection of one 3D model? For example, draw a projection of a skull on XOY? When I rotate or move the model, the projection can be updated? Thankyou -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://www.vtk.org/pipermail/vtkusers/attachments/20061121/d7e6ea9d/attachment.htm>