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0027595: Mesh - faces without triangulations due to gp_VectorWithNullMagnitude exception

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Zero magnitude check has been added before gp::Vec::Angle() usage
This commit is contained in:
oan 2016-06-22 18:20:15 +03:00 committed by bugmaster
parent 576e306647
commit 782467fd42
2 changed files with 4 additions and 2 deletions
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4
src/BRepMesh/BRepMesh_FastDiscretFace.cxx
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@ -969,7 +969,9 @@ void BRepMesh_FastDiscretFace::insertInternalVerticesOther(
if (aDist < aDefFace)
{
// Lets check parameters for angular deflection.
if (aPrevVec2.Angle (aTmpVec) < myAngle)
if (aPrevVec2.SquareMagnitude() < gp::Resolution() ||
aTmpVec.SquareMagnitude() < gp::Resolution() ||
aPrevVec2.Angle (aTmpVec) < myAngle)
{
// For current Iso line we can remove this parameter.
aToRemove2.Add (aParam2);

2
tests/bugs/moddata_1/bug22759
View File

@ -22,7 +22,7 @@ tclean result
set Deflection 0.001
incmesh result ${Deflection}
checktrinfo result -tri 411758 -nod 209610 -defl 0.0092442421472207319 -tol_rel_defl 0.001 -tol_rel_tri 0.001 -tol_rel_nod 0.001
checktrinfo result -tri 311280 -nod 159373 -defl 0.0092442421472206764 -tol_rel_defl 0.001 -tol_rel_tri 0.001 -tol_rel_nod 0.001
vinit
vdisplay result