59 lines
4.0 KiB
C++
59 lines
4.0 KiB
C++
// This file is part of libigl, a simple c++ geometry processing library.
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//
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// Copyright (C) 2016 Alec Jacobson
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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 "submesh_aabb_tree.h"
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#include <stdexcept>
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template<
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typename DerivedV,
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typename DerivedF,
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typename DerivedI,
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typename Kernel>
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IGL_INLINE void igl::copyleft::cgal::submesh_aabb_tree(
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const Eigen::PlainObjectBase<DerivedV>& V,
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const Eigen::PlainObjectBase<DerivedF>& F,
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const Eigen::PlainObjectBase<DerivedI>& I,
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CGAL::AABB_tree<
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CGAL::AABB_traits<
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Kernel,
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CGAL::AABB_triangle_primitive<
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Kernel, typename std::vector<
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typename Kernel::Triangle_3 >::iterator > > > & tree,
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std::vector<typename Kernel::Triangle_3 > & triangles,
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std::vector<bool> & in_I)
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{
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in_I.resize(F.rows(), false);
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const size_t num_faces = I.rows();
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for (size_t i=0; i<num_faces; i++)
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{
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const Eigen::Vector3i f = F.row(I(i, 0));
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in_I[I(i,0)] = true;
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triangles.emplace_back(
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typename Kernel::Point_3(V(f[0], 0), V(f[0], 1), V(f[0], 2)),
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typename Kernel::Point_3(V(f[1], 0), V(f[1], 1), V(f[1], 2)),
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typename Kernel::Point_3(V(f[2], 0), V(f[2], 1), V(f[2], 2)));
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#ifndef NDEBUG
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if (triangles.back().is_degenerate())
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{
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throw std::runtime_error(
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"Input facet components contains degenerated triangles");
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}
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#endif
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}
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tree.insert(triangles.begin(), triangles.end());
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tree.accelerate_distance_queries();
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}
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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 void igl::copyleft::cgal::submesh_aabb_tree<Eigen::Matrix<CGAL::Lazy_exact_nt<CGAL::Gmpq>, -1, -1, 1, -1, -1>, Eigen::Matrix<int, -1, 3, 1, -1, 3>, Eigen::Matrix<int, -1, 1, 0, -1, 1>, CGAL::Epeck>(Eigen::PlainObjectBase<Eigen::Matrix<CGAL::Lazy_exact_nt<CGAL::Gmpq>, -1, -1, 1, -1, -1> > const&, Eigen::PlainObjectBase<Eigen::Matrix<int, -1, 3, 1, -1, 3> > const&, Eigen::PlainObjectBase<Eigen::Matrix<int, -1, 1, 0, -1, 1> > const&, CGAL::AABB_tree<CGAL::AABB_traits<CGAL::Epeck, CGAL::AABB_triangle_primitive<CGAL::Epeck, std::vector<CGAL::Epeck::Triangle_3, std::allocator<CGAL::Epeck::Triangle_3> >::iterator, CGAL::Boolean_tag<false> > > >&, std::vector<CGAL::Epeck::Triangle_3, std::allocator<CGAL::Epeck::Triangle_3> >&, std::vector<bool, std::allocator<bool> >&);
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// generated by autoexplicit.sh
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template void igl::copyleft::cgal::submesh_aabb_tree<Eigen::Matrix<CGAL::Lazy_exact_nt<CGAL::Gmpq>, -1, -1, 1, -1, -1>, Eigen::Matrix<int, -1, -1, 0, -1, -1>, Eigen::Matrix<int, -1, 1, 0, -1, 1>, CGAL::Epeck>(Eigen::PlainObjectBase<Eigen::Matrix<CGAL::Lazy_exact_nt<CGAL::Gmpq>, -1, -1, 1, -1, -1> > const&, Eigen::PlainObjectBase<Eigen::Matrix<int, -1, -1, 0, -1, -1> > const&, Eigen::PlainObjectBase<Eigen::Matrix<int, -1, 1, 0, -1, 1> > const&, CGAL::AABB_tree<CGAL::AABB_traits<CGAL::Epeck, CGAL::AABB_triangle_primitive<CGAL::Epeck, std::vector<CGAL::Epeck::Triangle_3, std::allocator<CGAL::Epeck::Triangle_3> >::iterator, CGAL::Boolean_tag<false> > > >&, std::vector<CGAL::Epeck::Triangle_3, std::allocator<CGAL::Epeck::Triangle_3> >&, std::vector<bool, std::allocator<bool> >&);
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template void igl::copyleft::cgal::submesh_aabb_tree<Eigen::Matrix<CGAL::Lazy_exact_nt<CGAL::Gmpq>, -1, -1, 0, -1, -1>, Eigen::Matrix<int, -1, -1, 0, -1, -1>, Eigen::Matrix<int, -1, 1, 0, -1, 1>, CGAL::Epeck>(Eigen::PlainObjectBase<Eigen::Matrix<CGAL::Lazy_exact_nt<CGAL::Gmpq>, -1, -1, 0, -1, -1> > const&, Eigen::PlainObjectBase<Eigen::Matrix<int, -1, -1, 0, -1, -1> > const&, Eigen::PlainObjectBase<Eigen::Matrix<int, -1, 1, 0, -1, 1> > const&, CGAL::AABB_tree<CGAL::AABB_traits<CGAL::Epeck, CGAL::AABB_triangle_primitive<CGAL::Epeck, std::vector<CGAL::Epeck::Triangle_3, std::allocator<CGAL::Epeck::Triangle_3> >::iterator, CGAL::Boolean_tag<false> > > >&, std::vector<CGAL::Epeck::Triangle_3, std::allocator<CGAL::Epeck::Triangle_3> >&, std::vector<bool, std::allocator<bool> >&);
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#endif
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