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0025810: Exception in extrema operation.

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Fixed computation of number of analytic intersection points.

Test case for issue CR25810
This commit is contained in:
aml 2015-02-12 12:04:55 +03:00 committed by bugmaster
parent e32045fd71
commit fc0180e5f3
2 changed files with 18 additions and 3 deletions
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6
src/Extrema/Extrema_ExtElCS.cxx
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@ -361,9 +361,9 @@ void Extrema_ExtElCS::Perform(const gp_Circ& C,
// Check whether two objects have intersection points // Check whether two objects have intersection points
IntAna_Quadric aCylQuad(S); IntAna_Quadric aCylQuad(S);
IntAna_IntConicQuad aCircCylInter(C, aCylQuad); IntAna_IntConicQuad aCircCylInter(C, aCylQuad);
Standard_Integer aNbInter = aCircCylInter.NbPoints(); Standard_Integer aNbInter = 0;
if (!aCircCylInter.IsDone()) if (aCircCylInter.IsDone())
aNbInter = 0; aNbInter = aCircCylInter.NbPoints();
// Compute the extremas. // Compute the extremas.
myNbExt = 2*aNbExt + aNbInter; myNbExt = 2*aNbExt + aNbInter;

15
tests/bugs/moddata_3/bug25810 Normal file
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@ -0,0 +1,15 @@
puts "============"
puts "OCC25810"
puts "============"
puts ""
#######################################################################
# Exception in extrema operation.
#######################################################################
restore [locate_data_file bug25810_e1.brep] b1
restore [locate_data_file bug25810_f1.brep] b2
mkcurve c1 b1
mksurface s2 b2
extrema c1 s2