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44 lines
1.7 KiB
44 lines
1.7 KiB
// This file is part of libigl, a simple c++ geometry processing library.
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//
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// Copyright (C) 2015 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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#ifndef IGL_COPYLEFT_CGAL_PROJECTED_DELAUNAY_H
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#define IGL_COPYLEFT_CGAL_PROJECTED_DELAUNAY_H
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#include "../../igl_inline.h"
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#include "CGAL_includes.hpp"
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namespace igl
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{
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namespace copyleft
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{
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namespace cgal
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{
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/// Compute 2D delaunay triangulation of a given 3d triangle and a list of
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/// intersection objects (points,segments,triangles). CGAL uses an affine
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/// projection rather than an isometric projection, so we're not guaranteed
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/// that the 2D delaunay triangulation here will be a delaunay triangulation
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/// in 3D.
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///
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/// @param[in] A triangle in 3D
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/// @param[in] A_objects_3 updated list of intersection objects for A
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/// @param[out] cdt Contrained delaunay triangulation in projected 2D plane
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template <typename Kernel>
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IGL_INLINE void projected_delaunay(
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const CGAL::Triangle_3<Kernel> & A,
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const std::vector<CGAL::Object> & A_objects_3,
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CGAL::Constrained_triangulation_plus_2<
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CGAL::Constrained_Delaunay_triangulation_2<
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Kernel,
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CGAL::Triangulation_data_structure_2<
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CGAL::Triangulation_vertex_base_2<Kernel>,
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CGAL::Constrained_triangulation_face_base_2<Kernel> >,
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CGAL::Exact_intersections_tag> > & cdt);
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}
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}
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}
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#ifndef IGL_STATIC_LIBRARY
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# include "projected_delaunay.cpp"
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#endif
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#endif
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