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bugfix for vertex conflict (pqt) 

The pnt_on_seg variable was used uninitialized in some cases.
Here is a previously problematic input that now works fine:
$ cat ~/code/geom/demo/Segment_Delaunay_graph_Linf_2/2a2across.cin
s -150  -50  150   50
s  -50  100   50 -100
This commit is contained in:
Panagiotis Cheilaris 2012-07-26 19:42:57 +03:00
parent 9a4ea3c933
commit d2ccbc59c3
1 changed files with 4 additions and 1 deletions
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5
include/CGAL/Segment_Delaunay_graph_Linf_2/Vertex_conflict_C2.h
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@ -1121,6 +1121,7 @@ private:
if (is_same_qsrc_p or is_same_qtrg_p) {
std::cout << "debug: pss: p is endpoint of q" << std::endl;
pnt_on_seg = pnt;
Point_2 otherpnt;
if (is_same_qsrc_p) {
otherpnt = seg.target();
@ -1143,7 +1144,6 @@ private:
std::cout << "debug: pss from pt to pt on seg" << std::endl;
Point_2 pnt_on_seg;
if (is_positive_slope) {
pnt_on_seg = compute_vertical_projection(l, pnt);
lver = compute_line_from_to(pnt, pnt_on_seg);
@ -1227,6 +1227,9 @@ private:
// here p and t have common endpoint testt
std::cout << "debug testt=" << testt
<< " pnt_on_seg=" << pnt_on_seg << std::endl;
// check if testp equals pnt_on_seg
if ((cmpx(testt, pnt_on_seg) == EQUAL ) and