From 796945fff0a49073d28a56400390594e5ba2371b Mon Sep 17 00:00:00 2001 From: vrouvrea Date: Tue, 7 Apr 2015 12:38:11 +0000 Subject: Visual Studio errors fix git-svn-id: svn+ssh://scm.gforge.inria.fr/svnroot/gudhi/branches/windowsbuildfix@545 636b058d-ea47-450e-bf9e-a15bfbe3eedb Former-commit-id: 86d04c258c64775217833a0fc5a76c53d5f7aaee --- src/Contraction/example/Garland_heckbert.cpp | 207 +++++++++++++-------------- 1 file changed, 103 insertions(+), 104 deletions(-) (limited to 'src/Contraction/example') diff --git a/src/Contraction/example/Garland_heckbert.cpp b/src/Contraction/example/Garland_heckbert.cpp index 5b178ff9..a41f65aa 100644 --- a/src/Contraction/example/Garland_heckbert.cpp +++ b/src/Contraction/example/Garland_heckbert.cpp @@ -7,7 +7,7 @@ * * Author(s): David Salinas * - * Copyright (C) 2014 INRIA Sophia Antipolis-Méditerranée (France) + * Copyright (C) 2014 INRIA Sophia Antipolis-M�diterran�e (France) * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -42,72 +42,70 @@ using namespace Gudhi; using namespace skbl; using namespace contraction; - -struct Geometry_trait{ - typedef Point_d Point; +struct Geometry_trait { + typedef Point_d Point; }; /** * The vertex stored in the complex contains a quadric. */ struct Garland_heckbert_traits : public Skeleton_blocker_simple_geometric_traits { + public: -public: - struct Garland_heckbert_vertex : public Simple_geometric_vertex{ - Error_quadric quadric; - }; - typedef Garland_heckbert_vertex Graph_vertex; + struct Garland_heckbert_vertex : public Simple_geometric_vertex { + Error_quadric quadric; + }; + typedef Garland_heckbert_vertex Graph_vertex; }; typedef Skeleton_blocker_geometric_complex< Garland_heckbert_traits > Complex; typedef Edge_profile EdgeProfile; typedef Skeleton_blocker_contractor Complex_contractor; - /** * How the new vertex is placed after an edge collapse : here it is placed at * the point minimizing the cost of the quadric. */ -class GH_placement : public Gudhi::contraction::Placement_policy{ - Complex& complex_; -public: - typedef typename Gudhi::contraction::Placement_policy::Placement_type Placement_type; - - GH_placement(Complex& complex):complex_(complex){} - - Placement_type operator()(const EdgeProfile& profile) const override{ - auto sum_quad(profile.v0().quadric); - sum_quad += profile.v1().quadric; - - boost::optional min_quadric_pt(sum_quad.min_cost()); - if (min_quadric_pt) - return Placement_type(*min_quadric_pt); - else - return profile.p0(); - } +class GH_placement : public Gudhi::contraction::Placement_policy { + Complex& complex_; + public: + typedef Gudhi::contraction::Placement_policy::Placement_type Placement_type; + + GH_placement(Complex& complex) : complex_(complex) { } + + Placement_type operator()(const EdgeProfile& profile) const override { + auto sum_quad(profile.v0().quadric); + sum_quad += profile.v1().quadric; + + boost::optional min_quadric_pt(sum_quad.min_cost()); + if (min_quadric_pt) + return Placement_type(*min_quadric_pt); + else + return profile.p0(); + } }; /** * How much cost an edge collapse : here the costs is given by a quadric * which expresses a squared distances with triangles planes. */ -class GH_cost : public Gudhi::contraction::Cost_policy{ - Complex& complex_; -public: - - typedef typename Gudhi::contraction::Cost_policy::Cost_type Cost_type; - - GH_cost(Complex& complex):complex_(complex){} - - Cost_type operator()( EdgeProfile const& profile, boost::optional const& new_point ) const override { - Cost_type res; - if (new_point){ - auto sum_quad(profile.v0().quadric); - sum_quad += profile.v1().quadric; - res = sum_quad.cost(*new_point); - } - return res; - } +class GH_cost : public Gudhi::contraction::Cost_policy { + Complex& complex_; + public: + + typedef Gudhi::contraction::Cost_policy::Cost_type Cost_type; + + GH_cost(Complex& complex) : complex_(complex) { } + + Cost_type operator()(EdgeProfile const& profile, boost::optional const& new_point) const override { + Cost_type res; + if (new_point) { + auto sum_quad(profile.v0().quadric); + sum_quad += profile.v1().quadric; + res = sum_quad.cost(*new_point); + } + return res; + } }; /** @@ -115,79 +113,80 @@ public: * Here we initializes the quadrics of every vertex at the on_started call back * and we update them when contracting an edge (the quadric become the sum of both quadrics). */ -class GH_visitor: public Gudhi::contraction::Contraction_visitor { - Complex& complex_; -public: - GH_visitor(Complex& complex):complex_(complex){} - - //Compute quadrics for every vertex v - //The quadric of v consists in the sum of quadric - //of every triangles passing through v weighted by its area - void on_started(Complex & complex) override{ - for(auto v : complex.vertex_range()){ - auto & quadric_v(complex[v].quadric); - for(auto t : complex.triangle_range(v)){ - auto t_it = t.begin(); - const auto& p0(complex.point(*t_it++)); - const auto& p1(complex.point(*t_it++)); - const auto& p2(complex.point(*t_it++)); - quadric_v+=Error_quadric(p0,p1,p2); - } - } - } - - /** - * @brief Called when an edge is about to be contracted and replaced by a vertex whose position is *placement. - */ - void on_contracting(EdgeProfile const &profile, boost::optional< Point > placement) - override{ - profile.v0().quadric += profile.v1().quadric; - } +class GH_visitor : public Gudhi::contraction::Contraction_visitor { + Complex& complex_; + public: + + GH_visitor(Complex& complex) : complex_(complex) { } + + //Compute quadrics for every vertex v + //The quadric of v consists in the sum of quadric + //of every triangles passing through v weighted by its area + + void on_started(Complex & complex) override { + for (auto v : complex.vertex_range()) { + auto & quadric_v(complex[v].quadric); + for (auto t : complex.triangle_range(v)) { + auto t_it = t.begin(); + const auto& p0(complex.point(*t_it++)); + const auto& p1(complex.point(*t_it++)); + const auto& p2(complex.point(*t_it++)); + quadric_v += Error_quadric(p0, p1, p2); + } + } + } + + /** + * @brief Called when an edge is about to be contracted and replaced by a vertex whose position is *placement. + */ + void on_contracting(EdgeProfile const &profile, boost::optional< Point > placement) + override { + profile.v0().quadric += profile.v1().quadric; + } }; +int main(int argc, char *argv[]) { + if (argc != 4) { + std::cerr << "Usage " << argv[0] << " input.off output.off N to load the file input.off, contract N edges and save the result to output.off.\n"; + return EXIT_FAILURE; + } -int main(int argc, char *argv[]){ - if (argc!=4){ - std::cerr << "Usage "< off_reader(argv[1],complex); - if(!off_reader.is_valid()){ - std::cerr << "Unable to read file:"< off_reader(argv[1], complex); + if (!off_reader.is_valid()) { + std::cerr << "Unable to read file:" << argv[1] << std::endl; + return EXIT_FAILURE; + } - std::cout << "Load complex with "<(), - new GH_visitor(complex) - ); + // constructs the contractor object with Garland Heckbert policies. + Complex_contractor contractor(complex, + new GH_cost(complex), + new GH_placement(complex), + contraction::make_link_valid_contraction(), + new GH_visitor(complex) + ); - std::cout<<"Contract "< off_writer(argv[2],complex); + //write simplified complex + Skeleton_blocker_off_writer off_writer(argv[2], complex); - return EXIT_SUCCESS; + return EXIT_SUCCESS; } -- cgit v1.2.3 From 77c7765f5079713a5fa729b0992d2d92eea8f57b Mon Sep 17 00:00:00 2001 From: glisse Date: Sat, 11 Apr 2015 10:24:46 +0000 Subject: Images and headers should not be executable. git-svn-id: svn+ssh://scm.gforge.inria.fr/svnroot/gudhi/trunk@563 636b058d-ea47-450e-bf9e-a15bfbe3eedb Former-commit-id: 2c3caac0e8a0ddfc7365ed02997aaab9b4dc5c17 --- data/points/COIL_database/asian_mug.off | 0 data/points/COIL_database/images/asian mug/obj12__0.png | Bin data/points/COIL_database/images/asian mug/obj12__1.png | Bin 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