There is a method: GetNumberOfPoints() in the itkPointSet class, from which itkMesh derives. calling it from an itkMesh should work fine. Luis ----- > "C. Aaron Cois" wrote: > > Since there is no itkMesh::getNumberOfPoints() or anything like that, > what is the accepted procedure to get the number of points which an > itkMesh contains? > > > > Aaron