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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
97
src/igl/combine.cpp
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97
src/igl/combine.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) 2016 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 "combine.h"
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#include <cassert>
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template <
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typename DerivedVV,
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typename DerivedFF,
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typename DerivedV,
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typename DerivedF,
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typename DerivedVsizes,
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typename DerivedFsizes>
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IGL_INLINE void igl::combine(
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const std::vector<DerivedVV> & VV,
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const std::vector<DerivedFF> & FF,
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Eigen::PlainObjectBase<DerivedV> & V,
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Eigen::PlainObjectBase<DerivedF> & F,
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Eigen::PlainObjectBase<DerivedVsizes> & Vsizes,
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Eigen::PlainObjectBase<DerivedFsizes> & Fsizes)
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{
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assert(VV.size() == FF.size() &&
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"Lists of verex lists and face lists should be same size");
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Vsizes.resize(VV.size());
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Fsizes.resize(FF.size());
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// Dimension of vertex positions
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const int dim = VV.size() > 0 ? VV[0].cols() : 0;
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// Simplex/element size
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const int ss = FF.size() > 0 ? FF[0].cols() : 0;
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int n = 0;
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int m = 0;
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for(int i = 0;i<VV.size();i++)
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{
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const auto & Vi = VV[i];
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const auto & Fi = FF[i];
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Vsizes(i) = Vi.rows();
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n+=Vi.rows();
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assert((Vi.size()==0 || dim == Vi.cols()) && "All vertex lists should have same #columns");
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Fsizes(i) = Fi.rows();
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m+=Fi.rows();
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assert((Fi.size()==0 || ss == Fi.cols()) && "All face lists should have same #columns");
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}
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V.resize(n,dim);
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F.resize(m,ss);
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{
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int kv = 0;
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int kf = 0;
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for(int i = 0;i<VV.size();i++)
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{
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const auto & Vi = VV[i];
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const int ni = Vi.rows();
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const auto & Fi = FF[i];
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const int mi = Fi.rows();
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if(Fi.size() >0)
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{
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F.block(kf,0,mi,ss) = Fi.array()+kv;
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}
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kf+=mi;
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if(Vi.size() >0)
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{
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V.block(kv,0,ni,dim) = Vi;
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}
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kv+=ni;
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}
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assert(kv == V.rows());
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assert(kf == F.rows());
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}
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}
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template <
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typename DerivedVV,
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typename DerivedFF,
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typename DerivedV,
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typename DerivedF>
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IGL_INLINE void igl::combine(
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const std::vector<DerivedVV> & VV,
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const std::vector<DerivedFF> & FF,
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Eigen::PlainObjectBase<DerivedV> & V,
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Eigen::PlainObjectBase<DerivedF> & F)
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{
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Eigen::VectorXi Vsizes,Fsizes;
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return igl::combine(VV,FF,V,F,Vsizes,Fsizes);
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}
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#ifdef IGL_STATIC_LIBRARY
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// Explicit template instantiation
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template void igl::combine<Eigen::Matrix<double, -1, -1, 0, -1, -1>, Eigen::Matrix<int, -1, -1, 0, -1, -1>, Eigen::Matrix<double, -1, -1, 0, -1, -1>, Eigen::Matrix<int, -1, -1, 0, -1, -1>, Eigen::Matrix<unsigned long, -1, 1, 0, -1, 1>, Eigen::Matrix<unsigned long, -1, 1, 0, -1, 1> >(std::vector<Eigen::Matrix<double, -1, -1, 0, -1, -1>, std::allocator<Eigen::Matrix<double, -1, -1, 0, -1, -1> > > const&, std::vector<Eigen::Matrix<int, -1, -1, 0, -1, -1>, std::allocator<Eigen::Matrix<int, -1, -1, 0, -1, -1> > > const&, Eigen::PlainObjectBase<Eigen::Matrix<double, -1, -1, 0, -1, -1> >&, Eigen::PlainObjectBase<Eigen::Matrix<int, -1, -1, 0, -1, -1> >&, Eigen::PlainObjectBase<Eigen::Matrix<unsigned long, -1, 1, 0, -1, 1> >&, Eigen::PlainObjectBase<Eigen::Matrix<unsigned long, -1, 1, 0, -1, 1> >&);
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template void igl::combine<Eigen::Matrix<double, -1, 3, 1, -1, 3>, Eigen::Matrix<int, -1, 3, 1, -1, 3>, Eigen::Matrix<double, -1, 3, 1, -1, 3>, Eigen::Matrix<int, -1, 3, 1, -1, 3> >(std::vector<Eigen::Matrix<double, -1, 3, 1, -1, 3>, std::allocator<Eigen::Matrix<double, -1, 3, 1, -1, 3> > > const&, std::vector<Eigen::Matrix<int, -1, 3, 1, -1, 3>, std::allocator<Eigen::Matrix<int, -1, 3, 1, -1, 3> > > const&, Eigen::PlainObjectBase<Eigen::Matrix<double, -1, 3, 1, -1, 3> >&, Eigen::PlainObjectBase<Eigen::Matrix<int, -1, 3, 1, -1, 3> >&);
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#ifdef WIN32
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template void igl::combine<Eigen::Matrix<double,-1,-1,0,-1,-1>, Eigen::Matrix<int,-1,-1,0,-1,-1>,Eigen::Matrix<double,-1,-1,0,-1,-1>,Eigen::Matrix<int,-1,-1,0,-1,-1>,Eigen::Matrix<unsigned __int64,-1,1,0,-1,1>,Eigen::Matrix<unsigned __int64,-1,1,0,-1,1> >(class std::vector<Eigen::Matrix<double,-1,-1,0,-1,-1>,class std::allocator<Eigen::Matrix<double,-1,-1,0,-1,-1> > > const &,class std::vector<Eigen::Matrix<int,-1,-1,0,-1,-1>,class std::allocator<Eigen::Matrix<int,-1,-1,0,-1,-1> > > const &,Eigen::PlainObjectBase<Eigen::Matrix<double,-1,-1,0,-1,-1> > &,Eigen::PlainObjectBase<Eigen::Matrix<int,-1,-1,0,-1,-1> > &,Eigen::PlainObjectBase<Eigen::Matrix<unsigned __int64,-1,1,0,-1,1> > &,Eigen::PlainObjectBase<Eigen::Matrix<unsigned __int64,-1,1,0,-1,1> > &);
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template void igl::combine<Eigen::Matrix<double,-1,-1,0,-1,-1>, Eigen::Matrix<int,-1,-1,0,-1,-1>,Eigen::Matrix<double,-1,-1,0,-1,-1>,Eigen::Matrix<int,-1,-1,0,-1,-1>,Eigen::Matrix<unsigned __int64,-1,1,0,-1,1>,Eigen::Matrix<unsigned __int64,-1,1,0,-1,1> >(class std::vector<Eigen::Matrix<double,-1,-1,0,-1,-1>,class std::allocator<Eigen::Matrix<double,-1,-1,0,-1,-1> > > const &,class std::vector<Eigen::Matrix<int,-1,-1,0,-1,-1>,class std::allocator<Eigen::Matrix<int,-1,-1,0,-1,-1> > > const &,Eigen::PlainObjectBase<Eigen::Matrix<double,-1,-1,0,-1,-1> > &,Eigen::PlainObjectBase<Eigen::Matrix<int,-1,-1,0,-1,-1> > &,Eigen::PlainObjectBase<Eigen::Matrix<unsigned __int64,-1,1,0,-1,1> > &,Eigen::PlainObjectBase<Eigen::Matrix<unsigned __int64,-1,1,0,-1,1> > &);
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#endif
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#endif
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