cgal/Weights/test/Weights/test_three_point_family_wei...

65 lines
2.4 KiB
C++

#include <CGAL/Simple_cartesian.h>
#include <CGAL/Exact_predicates_inexact_constructions_kernel.h>
#include <CGAL/Exact_predicates_exact_constructions_kernel.h>
#include "include/utils.h"
#include "include/wrappers.h"
// Typedefs.
using SCKER = CGAL::Simple_cartesian<double>;
using EPICK = CGAL::Exact_predicates_inexact_constructions_kernel;
using EPECK = CGAL::Exact_predicates_exact_constructions_kernel;
template<typename Kernel>
void test_overloads() {
using FT = typename Kernel::FT;
using Point_2 = typename Kernel::Point_2;
using Point_3 = typename Kernel::Point_3;
const Point_2 t1(-1, 0);
const Point_2 r1( 0, -1);
const Point_2 p1( 1, 0);
const Point_2 q1( 0, 0);
const Point_3 t2(-1, 0, 1);
const Point_3 r2( 0, -1, 1);
const Point_3 p2( 1, 0, 1);
const Point_3 q2( 0, 0, 1);
const FT a2 = CGAL::Weights::three_point_family_weight(t1, r1, p1, q1);
const FT a3 = CGAL::Weights::internal::three_point_family_weight(t2, r2, p2, q2);
assert(a2 >= FT(0));
assert(a3 >= FT(0));
assert(a2 == a3);
struct Traits : public Kernel { };
assert(CGAL::Weights::three_point_family_weight(t1, r1, p1, q1, 1, Traits()) == a2);
assert(CGAL::Weights::internal::three_point_family_weight(t2, r2, p2, q2, 1, Traits()) == a3);
CGAL::Projection_traits_xy_3<Kernel> ptraits;
const FT a23 = CGAL::Weights::three_point_family_weight(t2, r2, p2, q2, 0, ptraits);
assert(a23 >= FT(0));
assert(a23 == a2 && a23 == a3);
}
template<typename Kernel>
bool test_kernel() {
test_overloads<Kernel>();
using FT = typename Kernel::FT;
const FT h = FT(1) / FT(2);
const wrappers::Three_point_family_wrapper<Kernel> tpfa(0);
const wrappers::Three_point_family_wrapper<Kernel> tpfb(1);
const wrappers::Three_point_family_wrapper<Kernel> tpfc(2);
const wrappers::Three_point_family_wrapper<Kernel> tpfd(h);
const wrappers::Wachspress_wrapper<Kernel> whp;
const wrappers::Mean_value_wrapper<Kernel> mvw;
const wrappers::Discrete_harmonic_wrapper<Kernel> dhw;
assert(tests::test_analytic_weight<Kernel>(tpfa, whp));
assert(tests::test_analytic_weight<Kernel>(tpfb, mvw));
assert(tests::test_analytic_weight<Kernel>(tpfc, dhw));
return tests::test_analytic_weight<Kernel>(tpfd, tpfd);
}
int main() {
assert(test_kernel<SCKER>());
assert(test_kernel<EPICK>());
assert(test_kernel<EPECK>());
std::cout << "* test_three_point_family_weights: SUCCESS" << std::endl;
return EXIT_SUCCESS;
}