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ganovelli 2004-05-12 10:39:45 +00:00
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vcg/complex/trimesh/update/edges.h Normal file
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/****************************************************************************
* VCGLib o o *
* Visual and Computer Graphics Library o o *
* _ O _ *
* Copyright(C) 2004 \/)\/ *
* Visual Computing Lab /\/| *
* ISTI - Italian National Research Council | *
* \ *
* All rights reserved. *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License (http://www.gnu.org/licenses/gpl.txt) *
* for more details. *
* *
****************************************************************************/
/****************************************************************************
History
$Log: not supported by cvs2svn $
****************************************************************************/
#ifndef __VCG_TRI_UPDATE_EDGES
#define __VCG_TRI_UPDATE_EDGES
namespace vcg {
namespace tri {
/** \addtogroup trimesh */
/*@{*/
/// 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 UpdateEdges
{
public:
typedef ComputeMeshType MeshType;
typedef typename MeshType::VertexType VertexType;
typedef typename MeshType::VertexPointer VertexPointer;
typedef typename MeshType::VertexIterator VertexIterator;
typedef typename MeshType::FaceType FaceType;
typedef typename MeshType::FacePointer FacePointer;
typedef typename MeshType::FaceIterator FaceIterator;
/// 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());
}
static void Set(ComputeMeshType &m)
{
FaceIterator f;
for(f = m.face.begin(); f!=m.face.end(); ++f)
if(!(*f).IsD())
(*f).ComputeRT();
}
}; // end class
} // End namespace
} // End namespace
#endif