cgal/Packages/Interval_arithmetic/include/CGAL/Kernel_checker.h

231 lines
8.7 KiB
C++

// ============================================================================
//
// Copyright (c) 2001 The CGAL Consortium
//
// This software and related documentation is part of an INTERNAL release
// of the Computational Geometry Algorithms Library (CGAL). It is not
// intended for general use.
//
// ----------------------------------------------------------------------------
//
// release :
// release_date :
//
// file : include/CGAL/Kernel_checker.h
// revision : $Revision$
// revision_date : $Date$
// package : ???
// author(s) : Sylvain Pion
// coordinator : INRIA Sophia-Antipolis (<Mariette.Yvinec@sophia.inria.fr>)
//
// ============================================================================
#ifndef CGAL_KERNEL_CHECKER_H
#define CGAL_KERNEL_CHECKER_H
// This file contains the definition of a kernel traits checker.
//
// TODO:
// - have a look at the PM_checker from Tel-Aviv, and Stefan's NT checker.
// - At the moment, only predicates are checked. To handle constructions as
// well, the best approach is probably to have objects be pairs.
// So the template parameter will be a comparator, not a converter.
#include <CGAL/basic.h>
#include <utility>
CGAL_BEGIN_NAMESPACE
// Class used by Kernel_checker.
// This works only for predicates.
// Something else must be done to handle the constructions.
// Maybe the solution is to store pairs of objects ?
template <class O1, class O2, class Conv>
class Predicate_checker
{
O1 o1;
O2 o2;
Conv c;
public:
Predicate_checker() {}
typedef typename O1::result_type result_type;
template <class A1, class A2>
result_type
operator()(const A1 &a1, const A2 &a2) const
{
typename O1::result_type res1 = o1(a1, a2);
typename O2::result_type res2 = o2(c(a1), c(a2));
if (res1 != res2)
{
std::cerr << "Kernel_checker error : " << res1 << " != " << res2
<< " for the inputs : " << std::endl;
std::cerr << a1 << ", " << a2 << std::endl;
CGAL_kernel_assertion(false);
}
return res1;
}
template <class A1, class A2, class A3>
result_type
operator()(const A1 &a1, const A2 &a2, const A3 &a3) const
{
typename O1::result_type res1 = o1(a1, a2, a3);
typename O2::result_type res2 = o2(c(a1), c(a2), c(a3));
if (res1 != res2)
{
std::cerr << "Kernel_checker error : " << res1 << " != " << res2
<< " for the inputs : " << std::endl;
std::cerr << a1 << ", " << a2 << ", " << a3 << std::endl;
CGAL_kernel_assertion(false);
}
return res1;
}
template <class A1, class A2, class A3, class A4>
result_type
operator()(const A1 &a1, const A2 &a2, const A3 &a3, const A4 &a4) const
{
typename O1::result_type res1 = o1(a1, a2, a3, a4);
typename O2::result_type res2 = o2(c(a1), c(a2), c(a3), c(a4));
if (res1 != res2)
{
std::cerr << "Kernel_checker error : " << res1 << " != " << res2
<< " for the inputs : " << std::endl;
std::cerr << a1 << ", " << a2 << ", " << a3 << ", " << a4
<< std::endl;
CGAL_kernel_assertion(false);
}
return res1;
}
template <class A1, class A2, class A3, class A4, class A5>
result_type
operator()(const A1 &a1, const A2 &a2, const A3 &a3, const A4 &a4,
const A5 &a5) const
{
typename O1::result_type res1 = o1(a1, a2, a3, a4, a5);
typename O2::result_type res2 = o2(c(a1), c(a2), c(a3), c(a4), c(a5));
if (res1 != res2)
{
std::cerr << "Kernel_checker error : " << res1 << " != " << res2
<< " for the inputs : " << std::endl;
std::cerr << a1 << ", " << a2 << ", " << a3 << ", " << a4
<< ", " << a5 << std::endl;
CGAL_kernel_assertion(false);
}
return res1;
}
// Same thing with more arguments...
};
// For now, we inherit all geometric objects and constructions from K1, and
// just overload the predicates.
template <class K1, class K2, class Conv>
class Kernel_checker
: public K1
{
typedef K1 Kernel1;
typedef K2 Kernel2;
// typedef Comp Comparator;
typedef Conv c;
// typedef std::pair<K1::Point_2, K2::Point_2> Point_2;
// ... Same thing for all objects.
#define CGAL_check_pred(X, Y) \
typedef Predicate_checker<typename K1::X, typename K2::X, Conv> X; \
X Y() const { return X(); }
public:
CGAL_check_pred(Equal_2, equal_2_object)
CGAL_check_pred(Equal_x_2, equal_x_2_object)
CGAL_check_pred(Equal_y_2, equal_y_2_object)
CGAL_check_pred(Equal_xy_2, equal_xy_2_object)
CGAL_check_pred(Less_x_2, less_x_2_object)
CGAL_check_pred(Less_y_2, less_y_2_object)
CGAL_check_pred(Less_xy_2, less_xy_2_object)
CGAL_check_pred(Less_yx_2, less_yx_2_object)
CGAL_check_pred(Compare_x_2, compare_x_2_object)
CGAL_check_pred(Compare_y_2, compare_y_2_object)
CGAL_check_pred(Compare_xy_2, compare_xy_2_object)
CGAL_check_pred(Compare_y_at_x_2, compare_y_at_x_2_object)
CGAL_check_pred(Compare_distance_2, compare_distance_2_object)
CGAL_check_pred(Counterclockwise_in_between_2,
counterclockwise_in_between_2_object)
CGAL_check_pred(Leftturn_2, leftturn_2_object)
CGAL_check_pred(Collinear_2, collinear_2_object)
CGAL_check_pred(Orientation_2, orientation_2_object)
CGAL_check_pred(Side_of_oriented_circle_2,
side_of_oriented_circle_2_object)
CGAL_check_pred(Side_of_bounded_circle_2, side_of_bounded_circle_2_object)
CGAL_check_pred(Is_horizontal_2, is_horizontal_2_object)
CGAL_check_pred(Is_vertical_2, is_vertical_2_object)
CGAL_check_pred(Is_degenerate_2, is_degenerate_2_object)
CGAL_check_pred(Has_on_2, has_on_2_object)
CGAL_check_pred(Collinear_has_on_2, collinear_has_on_2_object)
CGAL_check_pred(Has_on_bounded_side_2, has_on_bounded_side_2_object)
CGAL_check_pred(Has_on_unbounded_side_2, has_on_unbounded_side_2_object)
CGAL_check_pred(Has_on_boundary_2, has_on_boundary_2_object)
CGAL_check_pred(Has_on_positive_side_2, has_on_positive_side_2_object)
CGAL_check_pred(Has_on_negative_side_2, has_on_negative_side_2_object)
CGAL_check_pred(Oriented_side_2, oriented_side_2_object)
CGAL_check_pred(Are_ordered_along_line_2, are_ordered_along_line_2_object)
CGAL_check_pred(Are_strictly_ordered_along_line_2,
are_strictly_ordered_along_line_2_object)
CGAL_check_pred(Collinear_are_ordered_along_line_2,
collinear_are_ordered_along_line_2_object)
CGAL_check_pred(Collinear_are_strictly_ordered_along_line_2,
collinear_are_strictly_ordered_along_line_2_object)
CGAL_check_pred(Equal_3, equal_3_object)
CGAL_check_pred(Equal_x_3, equal_x_3_object)
CGAL_check_pred(Equal_y_3, equal_y_3_object)
CGAL_check_pred(Equal_z_3, equal_z_3_object)
CGAL_check_pred(Equal_xy_3, equal_xy_3_object)
CGAL_check_pred(Equal_xyz_3, equal_xyz_3_object)
CGAL_check_pred(Less_x_3, less_x_3_object)
CGAL_check_pred(Less_y_3, less_y_3_object)
CGAL_check_pred(Less_z_3, less_z_3_object)
CGAL_check_pred(Less_xy_3, less_xy_3_object)
CGAL_check_pred(Less_xyz_3, less_xyz_3_object)
CGAL_check_pred(Compare_x_3, compare_x_3_object)
CGAL_check_pred(Compare_y_3, compare_y_3_object)
CGAL_check_pred(Compare_z_3, compare_z_3_object)
CGAL_check_pred(Compare_xy_3, compare_xy_3_object)
CGAL_check_pred(Compare_xyz_3, compare_xyz_3_object)
CGAL_check_pred(Compare_distance_3, compare_distance_3_object)
CGAL_check_pred(Collinear_3, collinear_3_object)
CGAL_check_pred(Coplanar_3, coplanar_3_object)
CGAL_check_pred(Coplanar_orientation_3, coplanar_orientation_3_object)
CGAL_check_pred(Coplanar_side_of_bounded_circle_3,
coplanar_side_of_bounded_circle_3_object)
CGAL_check_pred(Orientation_3, orientation_3_object)
CGAL_check_pred(Is_degenerate_3, is_degenerate_3_object)
CGAL_check_pred(Has_on_3, has_on_3_object)
CGAL_check_pred(Has_on_bounded_side_3, has_on_bounded_side_3_object)
CGAL_check_pred(Has_on_unbounded_side_3, has_on_unbounded_side_3_object)
CGAL_check_pred(Has_on_boundary_3, has_on_boundary_3_object)
CGAL_check_pred(Has_on_positive_side_3, has_on_positive_side_3_object)
CGAL_check_pred(Has_on_negative_side_3, has_on_negative_side_3_object)
CGAL_check_pred(Oriented_side_3, oriented_side_3_object)
CGAL_check_pred(Are_ordered_along_line_3, are_ordered_along_line_3_object)
CGAL_check_pred(Are_strictly_ordered_along_line_3,
are_strictly_ordered_along_line_3_object)
CGAL_check_pred(Collinear_are_ordered_along_line_3,
collinear_are_ordered_along_line_3_object)
CGAL_check_pred(Collinear_are_strictly_ordered_along_line_3,
collinear_are_strictly_ordered_along_line_3)
CGAL_check_pred(Side_of_oriented_sphere_3,
side_of_oriented_sphere_3_object)
CGAL_check_pred(Side_of_bounded_sphere_3, side_of_bounded_sphere_3_object)
};
CGAL_END_NAMESPACE
#endif // CGAL_KERNEL_CHECKER_H