cgal/Hash_map/test/Hash_map/Hash.cpp

158 lines
4.1 KiB
C++

#include <CGAL/Simple_cartesian.h>
#include <CGAL/Arr_segment_traits_2.h>
#include <CGAL/Arrangement_2.h>
#include <CGAL/Polyhedron_3.h>
#include <CGAL/Surface_mesh.h>
#include <CGAL/Triangulation_2.h>
#include <CGAL/Delaunay_triangulation_3.h>
#include <CGAL/Delaunay_triangulation_cell_base_3.h>
#include <CGAL/Linear_cell_complex_for_combinatorial_map.h>
#include <CGAL/Linear_cell_complex_for_generalized_map.h>
#include <CGAL/boost/graph/graph_traits_Arrangement_2.h>
#include <CGAL/boost/graph/graph_traits_Triangulation_2.h>
#include <CGAL/boost/graph/generators.h>
#include <map>
#include <boost/unordered_map.hpp>
typedef CGAL::Simple_cartesian<double> Kernel;
typedef CGAL::Arr_segment_traits_2<Kernel> Arrangement_traits_2;
typedef CGAL::Arrangement_2<Arrangement_traits_2> Arrangement_2;
typedef CGAL::Polyhedron_3<Kernel> Polyhedron;
typedef CGAL::Surface_mesh<Kernel::Point_3> Surface_mesh;
typedef CGAL::Triangulation_2<Kernel> Triangulation_2;
#ifdef CGAL_LINKED_WITH_TBB
typedef CGAL::Triangulation_data_structure_3<
CGAL::Triangulation_vertex_base_3<Kernel>,
CGAL::Delaunay_triangulation_cell_base_3<Kernel>,
CGAL::Parallel_tag> Tds;
typedef CGAL::Delaunay_triangulation_3<Kernel, Tds> Triangulation_3;
#endif
typedef CGAL::Linear_cell_complex_for_combinatorial_map<3, 3> Linear_cell_complex_3_cmap;
typedef CGAL::Linear_cell_complex_for_generalized_map<3, 3> Linear_cell_complex_3_gmap;
template <typename P,typename Descriptor>
void
fct(const P& )
{
std::map<Descriptor,int> M;
Descriptor d;
typename std::map<Descriptor,int>::const_iterator it = M.find(d);
CGAL_USE(it);
boost::unordered_map<Descriptor, int> U;
U[d] = 12;
}
template<typename LCC>
void fct2()
{
typedef typename LCC::Dart_handle dh;
typedef typename LCC::Vertex_attribute_handle vh;
{ // For dart handle
std::map<dh, int> M;
dh e;
typename std::map<dh, int>::const_iterator it = M.find(e);
CGAL_USE(it);
boost::unordered_map<dh, int> U;
U[e] = 12;
}
{ // For vertex attribute handle
std::map<vh, int> M;
vh e;
typename std::map<vh, int>::const_iterator it = M.find(e);
CGAL_USE(it);
boost::unordered_map<vh, int> U;
U[e] = 12;
}
}
template <typename P>
void
fct3(const P& )
{
typedef typename P::Vertex_handle vertex_descriptor;
std::map<vertex_descriptor,int> M;
vertex_descriptor vd;
M.find(vd);
boost::unordered_map<vertex_descriptor, int> U;
U[vd] = 12;
}
template <class P>
void test_edge_hash_and_null(const P& p)
{
typedef boost::graph_traits<P> GT;
typedef typename GT::halfedge_descriptor halfedge_descriptor;
typedef typename GT::vertex_descriptor vertex_descriptor;
typedef typename GT::face_descriptor face_descriptor;
for(halfedge_descriptor h : halfedges(p))
{
assert(
hash_value( edge(h,p) ) ==
hash_value( edge(opposite(h,p),p) ) );
}
face_descriptor f1=GT::null_face(), f2=GT::null_face();
vertex_descriptor v1=GT::null_vertex(), v2=GT::null_vertex();
halfedge_descriptor h1=GT::null_halfedge(), h2=GT::null_halfedge();
assert(hash_value(f1)==hash_value(f2));
assert(hash_value(v1)==hash_value(v2));
assert(hash_value(h1)==hash_value(h2));
}
template <typename P>
void
fct4(const P& p)
{
fct<P, typename boost::graph_traits<P>::vertex_descriptor>(p);
fct<P, typename boost::graph_traits<P>::halfedge_descriptor>(p);
fct<P, typename boost::graph_traits<P>::edge_descriptor>(p);
fct<P, typename boost::graph_traits<P>::face_descriptor>(p);
test_edge_hash_and_null(p);
}
int main()
{
Arrangement_2 A;
fct<Arrangement_2, boost::graph_traits<Arrangement_2>::vertex_descriptor>(A);
fct<Arrangement_2, boost::graph_traits<Arrangement_2>::edge_descriptor>(A);
Kernel::Point_3 p3(CGAL::ORIGIN);
Polyhedron P;
CGAL::make_triangle(p3,p3,p3,P);
fct4(P);
Surface_mesh S;
CGAL::make_triangle(p3,p3,p3,S);
fct4(S);
Triangulation_2 T;
T.insert(Kernel::Point_2(0,0));
T.insert(Kernel::Point_2(0,1));
T.insert(Kernel::Point_2(1,0));
T.insert(Kernel::Point_2(1,1));
fct4(T);
fct2<Linear_cell_complex_3_cmap>();
fct2<Linear_cell_complex_3_gmap>();
#ifdef CGAL_LINKED_WITH_TBB
Triangulation_3 T3;
fct3(T3);
#endif
return 0;
}