75 lines
2.0 KiB
C++
75 lines
2.0 KiB
C++
// 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_into_tetgenio.h"
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#include "mesh_to_tetgenio.h"
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// IGL includes
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#include "../../pathinfo.h"
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#ifndef IGL_NO_EIGEN
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# define IGL_NO_EIGEN_WAS_NOT_ALREADY_DEFINED
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# define IGL_NO_EIGEN
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#endif
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// Include igl headers without including Eigen
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#include "../../readOBJ.h"
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#ifdef IGL_NO_EIGEN_WAS_NOT_ALREADY_DEFINED
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# undef IGL_NO_EIGEN
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#endif
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// STL includes
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#include <algorithm>
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#include <iostream>
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#include <vector>
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IGL_INLINE bool igl::copyleft::tetgen::read_into_tetgenio(
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const std::string & path,
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tetgenio & in)
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{
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using namespace std;
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// get file extension
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string dirname,basename,ext,filename;
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pathinfo(path,dirname,basename,ext,filename);
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// convert to lower case for easy comparison
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transform(ext.begin(), ext.end(), ext.begin(), ::tolower);
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bool success = false;
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char basename_char[1024];
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strcpy(basename_char,basename.c_str());
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if(ext == "obj")
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{
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// read obj into vertex list and face list
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vector<vector<REAL> > V,TC,N;
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vector<vector<int> > F,FTC,FN;
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success = readOBJ(path,V,TC,N,F,FTC,FN);
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success &= mesh_to_tetgenio(V,F,in);
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}else if(ext == "off")
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{
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success = in.load_off(basename_char);
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}else if(ext == "node")
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{
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success = in.load_node(basename_char);
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}else
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{
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if(ext.length() > 0)
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{
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cerr<<"^read_into_tetgenio Warning: Unsupported extension ("<<ext<<
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"): try to load as basename..."<<endl;
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}
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// This changed as of (the so far unreleased) tetgen 1.5
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//success = in.load_tetmesh(basename_char);
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//int object = tetgenbehavior::NODES;
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//if(ext == "mesh")
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//{
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// object = tetgenbehavior::MEDIT;
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//}
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success = in.load_tetmesh(basename_char,!tetgenbehavior::MEDIT);
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}
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return success;
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}
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