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Merged branch 'dev_native' into lm_sla_supports_auto
Added igl library files
This commit is contained in:
Lukas Matena
commit
7681d00ee5
2865 changed files with 142806 additions and 22325 deletions
183
src/igl/read_triangle_mesh.cpp
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183
src/igl/read_triangle_mesh.cpp
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// This file is part of libigl, a simple c++ geometry processing library.
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//
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// Copyright (C) 2013 Alec Jacobson <alecjacobson@gmail.com>
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//
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// This Source Code Form is subject to the terms of the Mozilla Public License
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// v. 2.0. If a copy of the MPL was not distributed with this file, You can
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// obtain one at http://mozilla.org/MPL/2.0/.
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#include "read_triangle_mesh.h"
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#include "list_to_matrix.h"
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#include "readMESH.h"
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#include "readOBJ.h"
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#include "readOFF.h"
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#include "readSTL.h"
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#include "readPLY.h"
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#include "readWRL.h"
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#include "pathinfo.h"
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#include "boundary_facets.h"
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#include "polygon_mesh_to_triangle_mesh.h"
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#include <algorithm>
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#include <iostream>
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template <typename Scalar, typename Index>
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IGL_INLINE bool igl::read_triangle_mesh(
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const std::string str,
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std::vector<std::vector<Scalar> > & V,
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std::vector<std::vector<Index> > & F)
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{
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using namespace std;
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// dirname, basename, extension and filename
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string d,b,e,f;
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pathinfo(str,d,b,e,f);
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// Convert extension to lower case
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std::transform(e.begin(), e.end(), e.begin(), ::tolower);
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vector<vector<Scalar> > TC, N, C;
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vector<vector<Index> > FTC, FN;
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if(e == "obj")
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{
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// Annoyingly obj can store 4 coordinates, truncate to xyz for this generic
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// read_triangle_mesh
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bool success = readOBJ(str,V,TC,N,F,FTC,FN);
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for(auto & v : V)
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{
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v.resize(std::min(v.size(),(size_t)3));
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}
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return success;
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}else if(e == "off")
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{
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return readOFF(str,V,F,N,C);
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}
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cerr<<"Error: "<<__FUNCTION__<<": "<<
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str<<" is not a recognized mesh file format."<<endl;
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return false;
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}
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#ifndef IGL_NO_EIGN
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template <typename DerivedV, typename DerivedF>
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IGL_INLINE bool igl::read_triangle_mesh(
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const std::string str,
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Eigen::PlainObjectBase<DerivedV>& V,
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Eigen::PlainObjectBase<DerivedF>& F)
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{
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std::string _1,_2,_3,_4;
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return read_triangle_mesh(str,V,F,_1,_2,_3,_4);
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}
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template <typename DerivedV, typename DerivedF>
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IGL_INLINE bool igl::read_triangle_mesh(
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const std::string filename,
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Eigen::PlainObjectBase<DerivedV>& V,
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Eigen::PlainObjectBase<DerivedF>& F,
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std::string & dir,
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std::string & base,
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std::string & ext,
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std::string & name)
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{
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using namespace std;
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using namespace Eigen;
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// dirname, basename, extension and filename
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pathinfo(filename,dir,base,ext,name);
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// Convert extension to lower case
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transform(ext.begin(), ext.end(), ext.begin(), ::tolower);
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FILE * fp = fopen(filename.c_str(),"rb");
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return read_triangle_mesh(ext,fp,V,F);
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}
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template <typename DerivedV, typename DerivedF>
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IGL_INLINE bool igl::read_triangle_mesh(
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const std::string & ext,
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FILE * fp,
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Eigen::PlainObjectBase<DerivedV>& V,
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Eigen::PlainObjectBase<DerivedF>& F)
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{
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using namespace std;
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using namespace Eigen;
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vector<vector<double > > vV,vN,vTC,vC;
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vector<vector<int > > vF,vFTC,vFN;
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if(ext == "mesh")
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{
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// Convert extension to lower case
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MatrixXi T;
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if(!readMESH(fp,V,T,F))
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{
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return 1;
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}
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//if(F.size() > T.size() || F.size() == 0)
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{
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boundary_facets(T,F);
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}
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}else if(ext == "obj")
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{
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if(!readOBJ(fp,vV,vTC,vN,vF,vFTC,vFN))
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{
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return false;
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}
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// Annoyingly obj can store 4 coordinates, truncate to xyz for this generic
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// read_triangle_mesh
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for(auto & v : vV)
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{
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v.resize(std::min(v.size(),(size_t)3));
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}
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}else if(ext == "off")
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{
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if(!readOFF(fp,vV,vF,vN,vC))
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{
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return false;
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}
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}else if(ext == "ply")
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{
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if(!readPLY(fp,vV,vF,vN,vTC))
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{
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return false;
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}
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}else if(ext == "stl")
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{
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if(!readSTL(fp,vV,vF,vN))
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{
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return false;
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}
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}else if(ext == "wrl")
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{
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if(!readWRL(fp,vV,vF))
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{
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return false;
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}
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}else
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{
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cerr<<"Error: unknown extension: "<<ext<<endl;
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return false;
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}
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if(vV.size() > 0)
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{
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if(!list_to_matrix(vV,V))
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{
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return false;
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}
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polygon_mesh_to_triangle_mesh(vF,F);
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}
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return true;
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}
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#endif
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#ifdef IGL_STATIC_LIBRARY
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// Explicit template instantiation
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// generated by autoexplicit.sh
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template bool igl::read_triangle_mesh<Eigen::Matrix<float, -1, 3, 0, -1, 3>, Eigen::Matrix<int, -1, 3, 0, -1, 3> >(std::basic_string<char, std::char_traits<char>, std::allocator<char> >, Eigen::PlainObjectBase<Eigen::Matrix<float, -1, 3, 0, -1, 3> >&, Eigen::PlainObjectBase<Eigen::Matrix<int, -1, 3, 0, -1, 3> >&);
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// generated by autoexplicit.sh
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template bool igl::read_triangle_mesh<Eigen::Matrix<float, -1, 3, 1, -1, 3>, Eigen::Matrix<int, -1, 3, 1, -1, 3> >(std::basic_string<char, std::char_traits<char>, std::allocator<char> >, Eigen::PlainObjectBase<Eigen::Matrix<float, -1, 3, 1, -1, 3> >&, Eigen::PlainObjectBase<Eigen::Matrix<int, -1, 3, 1, -1, 3> >&);
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// generated by autoexplicit.sh
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template bool igl::read_triangle_mesh<Eigen::Matrix<double, -1, -1, 0, -1, -1>, Eigen::Matrix<int, -1, -1, 0, -1, -1> >(std::basic_string<char, std::char_traits<char>, std::allocator<char> >, Eigen::PlainObjectBase<Eigen::Matrix<double, -1, -1, 0, -1, -1> >&, Eigen::PlainObjectBase<Eigen::Matrix<int, -1, -1, 0, -1, -1> >&);
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template bool igl::read_triangle_mesh<double, int>(std::basic_string<char, std::char_traits<char>, std::allocator<char> >, std::vector<std::vector<double, std::allocator<double> >, std::allocator<std::vector<double, std::allocator<double> > > >&, std::vector<std::vector<int, std::allocator<int> >, std::allocator<std::vector<int, std::allocator<int> > > >&);
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template bool igl::read_triangle_mesh<Eigen::Matrix<double, -1, 3, 0, -1, 3>, Eigen::Matrix<int, -1, 3, 0, -1, 3> >(std::string, Eigen::PlainObjectBase<Eigen::Matrix<double, -1, 3, 0, -1, 3> >&, Eigen::PlainObjectBase<Eigen::Matrix<int, -1, 3, 0, -1, 3> >&);
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template bool igl::read_triangle_mesh<Eigen::Matrix<float, -1, 3, 1, -1, 3>, Eigen::Matrix<unsigned int, -1, 3, 1, -1, 3> >(std::basic_string<char, std::char_traits<char>, std::allocator<char> >, Eigen::PlainObjectBase<Eigen::Matrix<float, -1, 3, 1, -1, 3> >&, Eigen::PlainObjectBase<Eigen::Matrix<unsigned int, -1, 3, 1, -1, 3> >&);
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template bool igl::read_triangle_mesh<Eigen::Matrix<double, -1, 3, 1, -1, 3>, Eigen::Matrix<int, -1, 3, 1, -1, 3> >(std::basic_string<char, std::char_traits<char>, std::allocator<char> >, Eigen::PlainObjectBase<Eigen::Matrix<double, -1, 3, 1, -1, 3> >&, Eigen::PlainObjectBase<Eigen::Matrix<int, -1, 3, 1, -1, 3> >&);
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template bool igl::read_triangle_mesh<Eigen::Matrix<double, -1, 3, 1, -1, 3>, Eigen::Matrix<int, -1, 3, 1, -1, 3> >(std::basic_string<char, std::char_traits<char>, std::allocator<char> >, Eigen::PlainObjectBase<Eigen::Matrix<double, -1, 3, 1, -1, 3> >&, Eigen::PlainObjectBase<Eigen::Matrix<int, -1, 3, 1, -1, 3> >&, std::basic_string<char, std::char_traits<char>, std::allocator<char> >&, std::basic_string<char, std::char_traits<char>, std::allocator<char> >&, std::basic_string<char, std::char_traits<char>, std::allocator<char> >&, std::basic_string<char, std::char_traits<char>, std::allocator<char> >&);
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template bool igl::read_triangle_mesh<Eigen::Matrix<double, -1, -1, 1, -1, -1>, Eigen::Matrix<int, -1, -1, 0, -1, -1> >(std::basic_string<char, std::char_traits<char>, std::allocator<char> >, Eigen::PlainObjectBase<Eigen::Matrix<double, -1, -1, 1, -1, -1> >&, Eigen::PlainObjectBase<Eigen::Matrix<int, -1, -1, 0, -1, -1> >&);
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template bool igl::read_triangle_mesh<Eigen::Matrix<double, -1, -1, 0, -1, -1>, Eigen::Matrix<int, -1, -1, 0, -1, -1> >(std::basic_string<char, std::char_traits<char>, std::allocator<char> >, Eigen::PlainObjectBase<Eigen::Matrix<double, -1, -1, 0, -1, -1> >&, Eigen::PlainObjectBase<Eigen::Matrix<int, -1, -1, 0, -1, -1> >&, std::basic_string<char, std::char_traits<char>, std::allocator<char> >&, std::basic_string<char, std::char_traits<char>, std::allocator<char> >&, std::basic_string<char, std::char_traits<char>, std::allocator<char> >&, std::basic_string<char, std::char_traits<char>, std::allocator<char> >&);
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#endif
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