On Sun, Nov 21, 2010 at 6:05 PM, Sam <sistephan at gmail.com> wrote: > > Hello, > > Given a vtkPolyData object. I want to find out the cooridnate of all the > points that are inside the model. How should I approach this? This should do the trick: http://www.vtk.org/Wiki/VTK/Examples/Cxx/PolyData/PointInsideObject David