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0031258: Mesh - OCCT 7.4.0 VIS get wrong render data

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Check intervals for infinite value causing exception in GeomLib::NormEstim
This commit is contained in:
oan
2020-01-21 13:21:38 +03:00
committed by bugmaster
parent 0c74168c42
commit 973f7d55bd
2 changed files with 22 additions and 0 deletions
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6
src/BRepMesh/BRepMesh_NURBSRangeSplitter.cxx
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@@ -269,11 +269,17 @@ namespace
for (; aIntervalU <= theIntervals[0].Upper (); ++aIntervalU)
{
const Standard_Real aParamU = theIntervals[0].Value(aIntervalU);
if (Precision::IsInfinite (aParamU))
continue;
Standard_Integer aIntervalV = theIntervals[1].Lower ();
for (; aIntervalV <= theIntervals[1].Upper (); ++aIntervalV)
{
gp_Dir aNorm;
const Standard_Real aParamV = theIntervals[1].Value(aIntervalV);
if (Precision::IsInfinite (aParamV))
continue;
if (GeomLib::NormEstim (theSurf, gp_Pnt2d (aParamU, aParamV), Precision::Confusion (), aNorm) != 0)
{
return Standard_True;