vcglib/vcg/complex/vertexmesh/update/bounding.h

68 lines
2.8 KiB
C++

/****************************************************************************
* VCGLib o o *
* Visual and Computer Graphics Library o o *
* _ O _ *
* Copyright(C) 2004 \/)\/ *
* Visual Computing Lab /\/| *
* ISTI - Italian National Research Council | *
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* GNU General Public License (http://www.gnu.org/licenses/gpl.txt) *
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#ifndef __VCG_POINT_UPDATE_BOUNDING
#define __VCG_POINT_UPDATE_BOUNDING
namespace vcg {
namespace vertex {
/** \addtogroup vertexmesh */
/*@{*/
/// Management, updating and computation of per-vertex and per-face normals.
/// This class is used to compute or update the normals that can be stored in the vertex or face component of a mesh.
template <class ComputeMeshType>
class UpdateBounding
{
public:
typedef ComputeMeshType MeshType;
typedef typename MeshType::VertexType VertexType;
typedef typename MeshType::VertexPointer VertexPointer;
typedef typename MeshType::VertexIterator VertexIterator;
/// Calculates the vertex normal (if stored in the current face type)
static void Box(ComputeMeshType &m)
{
m.bbox.SetNull();
VertexIterator vi;
for(vi=m.vert.begin();vi!=m.vert.end();++vi)
if( !(*vi).IsD() ) m.bbox.Add((*vi).P());
}
}; // end class
} // End namespace
} // End namespace
#endif