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Split_3 + do_overlap

This commit is contained in:
Pedro Machado Manhaes de Castro 2006-08-12 16:27:09 +00:00
parent 78dfdfdc5b
commit 58b13c9e89
1 changed files with 8 additions and 4 deletions
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12
Circular_kernel_3/include/CGAL/Circular_kernel_3/internal_functions_on_line_arc_3.h
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@ -30,11 +30,14 @@ namespace CGAL {
inline
bool
do_overlap(const typename SK::Line_arc_3 &l1,
const typename SK::Line_arc_3 &l2)
const typename SK::Line_arc_3 &l2,
const bool known_equal_supporting_line = false)
{
if (!non_oriented_equal<SK>(l1.supporting_line(),
l2.supporting_line()))
return false;
if(!known_equal_supporting_line) {
if (!non_oriented_equal<SK>(l1.supporting_line(),
l2.supporting_line()))
return false;
}
return SK().compare_xyz_3_object()(l1.higher_xyz_extremity(),
l2.lower_xyz_extremity()) >= 0
@ -50,6 +53,7 @@ namespace CGAL {
typename SK::Line_arc_3 &l2)
{
typedef typename SK::Line_arc_3 Line_arc_3;
// The point must be on the line arc
CGAL_kernel_precondition(SK().has_on_3_object()(l, p));
// It doesn't make sense to split an arc on an extremity
CGAL_kernel_precondition(l.source() != p);