vcglib/wrap/io_tetramesh/import_ts.h

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2009-05-18 16:12:20 +02:00
/****************************************************************************
* MeshLab o o *
* An extendible mesh processor o o *
* _ O _ *
* Copyright(C) 2005, 2009 \/)\/ *
* 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. *
* *
****************************************************************************/
#ifndef __VCGLIB_IMPORTERTS
#define __VCGLIB_IMPORTERTS
#define NULL 0
#include <vcg/space/point3.h>
#include <vcg/space/point4.h>
namespace vcg {
namespace tetra {
namespace io {
template <typename MESHTYPE>
class ImporterTS{
typedef MESHTYPE Tetramesh;
typedef typename Tetramesh::VertexPointer VertexPointer;
typedef typename Tetramesh::VertexType VertexType;
typedef typename Tetramesh::TetraType FaceType;
typedef typename Tetramesh::VertexIterator VertexIterator;
typedef typename Tetramesh::TetraIterator FaceIterator;
typedef typename Tetramesh::ScalarType ScalarType;
typedef Point3<ScalarType> Point3x;
static FILE *& F(){static FILE * f; return f;}
inline static void ReadPos( Point3<double> &p){
fscanf(F(),"%lg %lg %lg",&p[0],&p[1],&p[2]);
}
inline static void ReadPos( Point3<float> &p){
fscanf(F(),"%f %f %f",&p[0],&p[1],&p[2]);
}
inline static void ReadPos( Point4<ScalarType> &p){
fscanf(F(),"%g %g %g %g",&p[0],&p[1],&p[2],&p[3]);
}
public:
static int Open( Tetramesh & m, const char * filename )
{
int nvertex;
int ntetra;
int tp0;
int tp1;
int tp2;
int tp3;
typename Tetramesh::VertexType p1;
F() = fopen(filename,"r");
if(F() == NULL )
{
printf( "The file was not opened\n" );
return -1;
}
else
{
fscanf(F(), "%i", &nvertex );
fscanf(F(), "%i", &ntetra );
m.tetra.reserve(ntetra);
m.vert.reserve(nvertex);
int j;
for (j=0;j<nvertex;j++)
{
m.vert.push_back(VertexType());
ReadPos(m.vert.back().P());
m.vert.back().ClearFlags();
}
for (j=0;j<ntetra;j++)
{
fscanf(F(), "%i", &tp0 );
fscanf(F(), "%i", &tp1 );
fscanf(F(), "%i", &tp2 );
fscanf(F(), "%i", &tp3 );
m.tetra.push_back(typename Tetramesh::TetraType());
m.tetra.back().V(0) = &m.vert[tp0];
m.tetra.back().V(1) = &m.vert[tp1];
m.tetra.back().V(2) = &m.vert[tp2];
m.tetra.back().V(3) = &m.vert[tp3];
m.tetra.back().Flags() = 0;
}
}
m.vn = nvertex;
m.tn = ntetra;
return 0;
}
};// end class
}// end of io
}// end of tetra
}// end of vcg
#endif