mirror of https://github.com/CGAL/cgal
68 lines
2.2 KiB
C++
68 lines
2.2 KiB
C++
#include <CGAL/Exact_predicates_inexact_constructions_kernel.h>
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#include <CGAL/Polyhedron_3.h>
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#include <CGAL/poisson_surface_reconstruction.h>
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#include <CGAL/IO/read_points.h>
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#include <CGAL/draw_polyhedron.h>
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#include <CGAL/draw_point_set_3.h>
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#include <CGAL/Drawing_functor.h>
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#include <vector>
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#include <fstream>
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// Types
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typedef CGAL::Exact_predicates_inexact_constructions_kernel Kernel;
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typedef Kernel::Point_3 Point;
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typedef Kernel::Vector_3 Vector;
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typedef std::pair<Point, Vector> Pwn;
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typedef CGAL::Polyhedron_3<Kernel> Polyhedron;
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using PS3=CGAL::Point_set_3<Point>;
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struct Drawing_functor_green_points:
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public CGAL::Drawing_functor<PS3, typename PS3::const_iterator,
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typename PS3::const_iterator,
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typename PS3::const_iterator>
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{
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bool colored_vertex(const PS3&, typename PS3::const_iterator) const
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{ return true; }
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CGAL::IO::Color vertex_color(const PS3&, typename PS3::const_iterator) const
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{ return CGAL::IO::Color(0,220,0); }
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};
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int main(void)
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{
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std::vector<Pwn> points;
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if(!CGAL::IO::read_points(CGAL::data_file_path("points_3/kitten.xyz"), std::back_inserter(points),
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CGAL::parameters::point_map(CGAL::First_of_pair_property_map<Pwn>())
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.normal_map(CGAL::Second_of_pair_property_map<Pwn>())))
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{
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std::cerr << "Error: cannot read input file!" << std::endl;
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return EXIT_FAILURE;
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}
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Polyhedron output_mesh;
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double average_spacing = CGAL::compute_average_spacing<CGAL::Sequential_tag>
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(points, 6, CGAL::parameters::point_map(CGAL::First_of_pair_property_map<Pwn>()));
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if (CGAL::poisson_surface_reconstruction_delaunay
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(points.begin(), points.end(),
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CGAL::First_of_pair_property_map<Pwn>(),
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CGAL::Second_of_pair_property_map<Pwn>(),
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output_mesh, average_spacing))
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{
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PS3 point_set;
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for(Pwn& it: points)
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{ point_set.insert(it.first); }
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CGAL::Graphic_storage<float> graphic_buffer;
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CGAL::add_in_graphic_buffer(point_set, graphic_buffer, Drawing_functor_green_points());
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CGAL::add_in_graphic_buffer(output_mesh, graphic_buffer);
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CGAL::draw_graphic_storage(graphic_buffer);
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}
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else
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{ return EXIT_FAILURE; }
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return EXIT_SUCCESS;
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}
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