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IPAL21120 SIGSEGV on Meshing attached Compound with Automatic Hexadralization

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Report on bad geometry if GetFaceIndex() returns -1
This commit is contained in:
eap 2009-05-04 15:17:26 +00:00
parent 8fccf870d3
commit 1f4f2f7503
1 changed files with 15 additions and 15 deletions
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30
src/StdMeshers/StdMeshers_Hexa_3D.cxx
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@ -318,13 +318,13 @@ bool StdMeshers_Hexa_3D::Compute(SMESH_Mesh & aMesh,
// 1. - identify faces and vertices of the "cube"
// 1.1 - ancestor maps vertex->edges in the cube
TopTools_IndexedDataMapOfShapeListOfShape MS;
TopExp::MapShapesAndAncestors(aShape, TopAbs_VERTEX, TopAbs_EDGE, MS);
// TopTools_IndexedDataMapOfShapeListOfShape MS;
// TopExp::MapShapesAndAncestors(aShape, TopAbs_VERTEX, TopAbs_EDGE, MS);
// 1.2 - first face is choosen as face Y=0 of the unit cube
const TopoDS_Shape & aFace = meshFaces[0]->GetSubShape();
const TopoDS_Face & F = TopoDS::Face(aFace);
//const TopoDS_Face & F = TopoDS::Face(aFace);
// 1.3 - identify the 4 vertices of the face Y=0: V000, V100, V101, V001
@ -334,7 +334,7 @@ bool StdMeshers_Hexa_3D::Compute(SMESH_Mesh & aMesh,
aCube.V101 = aQuads[0]->side[2]->LastVertex(); // will be (1,0,1) on the unit cube
TopTools_IndexedMapOfShape MV0;
TopExp::MapShapes(F, TopAbs_VERTEX, MV0);
TopExp::MapShapes(aFace, TopAbs_VERTEX, MV0);
aCube.V010 = OppositeVertex( aCube.V000, MV0, aQuads);
aCube.V110 = OppositeVertex( aCube.V100, MV0, aQuads);
@ -344,26 +344,26 @@ bool StdMeshers_Hexa_3D::Compute(SMESH_Mesh & aMesh,
// 1.6 - find remaining faces given 4 vertices
int _indY0 = 0;
aCube.quad_Y0 = aQuads[_indY0];
int _indY1 = GetFaceIndex(aMesh, aShape, meshFaces,
aCube.V010, aCube.V011, aCube.V110, aCube.V111);
aCube.quad_Y1 = aQuads[_indY1];
int _indZ0 = GetFaceIndex(aMesh, aShape, meshFaces,
aCube.V000, aCube.V010, aCube.V100, aCube.V110);
aCube.quad_Z0 = aQuads[_indZ0];
int _indZ1 = GetFaceIndex(aMesh, aShape, meshFaces,
aCube.V001, aCube.V011, aCube.V101, aCube.V111);
aCube.quad_Z1 = aQuads[_indZ1];
int _indX0 = GetFaceIndex(aMesh, aShape, meshFaces,
aCube.V000, aCube.V001, aCube.V010, aCube.V011);
aCube.quad_X0 = aQuads[_indX0];
int _indX1 = GetFaceIndex(aMesh, aShape, meshFaces,
aCube.V100, aCube.V101, aCube.V110, aCube.V111);
// IPAL21120: SIGSEGV on Meshing attached Compound with Automatic Hexadralization
if ( _indY1 < 1 || _indZ0 < 1 || _indZ1 < 1 || _indX0 < 1 || _indX1 < 1 )
return error(COMPERR_BAD_SHAPE);
aCube.quad_Y0 = aQuads[_indY0];
aCube.quad_Y1 = aQuads[_indY1];
aCube.quad_Z0 = aQuads[_indZ0];
aCube.quad_Z1 = aQuads[_indZ1];
aCube.quad_X0 = aQuads[_indX0];
aCube.quad_X1 = aQuads[_indX1];
// 1.7 - get convertion coefs from face 2D normalized to 3D normalized
@ -786,7 +786,7 @@ int StdMeshers_Hexa_3D::GetFaceIndex(SMESH_Mesh & aMesh,
break;
}
}
ASSERT(faceIndex > 0);
//IPAL21120 ASSERT(faceIndex > 0);
//SCRUTE(faceIndex);
return faceIndex;
}