You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
105 lines
3.8 KiB
105 lines
3.8 KiB
/**************************************************************************** |
|
* VCGLib o o * |
|
* Visual and Computer Graphics Library o o * |
|
* _ O _ * |
|
* Copyright(C) 2004-2016 \/)\/ * |
|
* 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 $ |
|
Revision 1.1 2005/07/06 08:02:27 cignoni |
|
Initial commit |
|
|
|
|
|
****************************************************************************/ |
|
#ifndef __VCG_TRI_UPDATE_POSITION |
|
#define __VCG_TRI_UPDATE_POSITION |
|
|
|
#include "normal.h" |
|
|
|
namespace vcg { |
|
namespace tri { |
|
|
|
/// \ingroup trimesh |
|
|
|
/// \headerfile position.h vcg/complex/algorithms/update/position.h |
|
|
|
/// \brief This class is used to update vertex position according to a transformation matrix. |
|
template <class ComputeMeshType> |
|
class UpdatePosition |
|
{ |
|
|
|
public: |
|
typedef ComputeMeshType MeshType; |
|
typedef typename MeshType::ScalarType ScalarType; |
|
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; |
|
|
|
/// \brief Multiply |
|
static void Matrix(ComputeMeshType &m, const Matrix44<ScalarType> &M, bool update_also_normals = true) |
|
{ |
|
VertexIterator vi; |
|
for(vi=m.vert.begin();vi!=m.vert.end();++vi) |
|
if(!(*vi).IsD()) (*vi).P()=M*(*vi).cP(); |
|
|
|
if(update_also_normals){ |
|
if(HasPerVertexNormal(m)){ |
|
UpdateNormal<ComputeMeshType>::PerVertexMatrix(m,M); |
|
} |
|
if(HasPerFaceNormal(m)){ |
|
UpdateNormal<ComputeMeshType>::PerFaceMatrix(m,M); |
|
} |
|
} |
|
} |
|
|
|
static void Translate(ComputeMeshType &m, const Point3<ScalarType> &t) |
|
{ |
|
VertexIterator vi; |
|
for(vi=m.vert.begin();vi!=m.vert.end();++vi) |
|
if(!(*vi).IsD()) (*vi).P()+=t; |
|
} |
|
|
|
static void Scale(ComputeMeshType &m, const ScalarType s) |
|
{ |
|
Scale(m,Point3<ScalarType>(s,s,s)); |
|
} |
|
|
|
static void Scale(ComputeMeshType &m, const Point3<ScalarType> &s) |
|
{ |
|
VertexIterator vi; |
|
for(vi=m.vert.begin();vi!=m.vert.end();++vi) |
|
if(!(*vi).IsD()) { |
|
(*vi).P()[0]*=s[0]; |
|
(*vi).P()[1]*=s[1]; |
|
(*vi).P()[2]*=s[2]; |
|
} |
|
} |
|
|
|
}; // end class |
|
|
|
} // End namespace |
|
} // End namespace |
|
|
|
|
|
#endif
|
|
|