distances.h 4.3 KB
 thery committed Feb 17, 2014 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 ``````/******************************************************************************* * CGoGN: Combinatorial and Geometric modeling with Generic N-dimensional Maps * * version 0.1 * * Copyright (C) 2009-2012, IGG Team, LSIIT, University of Strasbourg * * * * This library is free software; you can redistribute it and/or modify it * * under the terms of the GNU Lesser General Public License as published by the * * Free Software Foundation; either version 2.1 of the License, or (at your * * option) any later version. * * * * This library is distributed in the hope that it will be useful, but WITHOUT * * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License * * for more details. * * * * You should have received a copy of the GNU Lesser General Public License * * along with this library; if not, write to the Free Software Foundation, * * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. * * * * Web site: http://cgogn.unistra.fr/ * * Contact information: cgogn@unistra.fr * * * *******************************************************************************/ #ifndef __ALGO_GEOMETRY_DISTANCE_H__ #define __ALGO_GEOMETRY_DISTANCE_H__ namespace CGoGN { namespace Algo { namespace Geometry { /** * compute squared distance from point to the plane of a planar face * @param map the map `````` Pierre Kraemer committed May 13, 2014 40 41 ``````* @param f a face * @param position the vertex attribute storing positions `````` thery committed Feb 17, 2014 42 ``````* @param P the point `````` Pierre Kraemer committed May 13, 2014 43 ``````* @return the squared distance to the plane `````` thery committed Feb 17, 2014 44 45 ``````*/ template `````` Sylvain Thery committed Jan 26, 2015 46 ``````typename PFP::REAL squaredDistancePoint2FacePlane(typename PFP::MAP& map, Face f, const VertexAttribute& position, const typename PFP::VEC3& P) ; `````` thery committed Feb 17, 2014 47 48 49 50 51 `````` /** * compute squared distance from point to face (assuming face is convex) * Algo: min distance of each subtriangle of face (not optimum ?) * @param map the map `````` Pierre Kraemer committed May 13, 2014 52 53 ``````* @param f a face * @param position the vertex attribute storing positions `````` thery committed Feb 17, 2014 54 55 56 57 ``````* @param P the point * @return the squared distance */ template `````` Sylvain Thery committed Jan 26, 2015 58 ``````typename PFP::REAL squaredDistancePoint2Face(typename PFP::MAP& map, Face f, const VertexAttribute& position, const typename PFP::VEC3& P) ; `````` thery committed Feb 17, 2014 59 `````` `````` Pierre Kraemer committed Jul 21, 2015 60 61 62 63 64 65 66 67 68 69 70 71 72 ``````/** * compute the barycentric coordinates of the point in the triangle f that is closest to point P * @param map the map * @param f a triangle face * @param position the vertex attribute storing positions * @param P the point * @param u barycentric coordinate 1 of closest point * @param v barycentric coordinate 2 of closest point * @param w barycentric coordinate 3 of closest point */ template void closestPointInTriangle(typename PFP::MAP& map, Face f, const VertexAttribute& position, const typename PFP::VEC3& P, double& u, double& v, double& w) ; `````` thery committed Feb 17, 2014 73 74 75 ``````/** * compute squared distance from point to an edge * @param map the map `````` Pierre Kraemer committed May 13, 2014 76 77 ``````* @param e an edge * @param position the vertex attribute storing positions `````` thery committed Feb 17, 2014 78 79 80 81 ``````* @param P the point * @return the squared distance */ template `````` Sylvain Thery committed Jan 26, 2015 82 ``````typename PFP::REAL squaredDistancePoint2Edge(typename PFP::MAP& map, Edge e, const VertexAttribute& position, const typename PFP::VEC3& P) ; `````` thery committed Feb 17, 2014 83 `````` `````` Pierre Kraemer committed Jan 26, 2015 84 85 86 87 ``````//template //void computeDistance(typename PFP::MAP& map1, const VertexAttribute& position1, VertexAttribute& distance1, // typename PFP::MAP& map2, const VertexAttribute& position2) ; `````` thery committed Feb 17, 2014 88 89 90 91 92 93 94 95 96 ``````} // namespace Geometry } // namespace Algo } // namespace CGoGN #include "Algo/Geometry/distances.hpp" #endif``````