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23239: [CEA 1739] Regression : crash trying to create mesh

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(StdMesher_Prism_3D.cxx)

+ minor changes
This commit is contained in:
eap 2016-02-17 20:36:53 +03:00 committed by vsr
parent 920fe932b1
commit 04b68235aa
4 changed files with 24 additions and 17 deletions
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2
src/SMESH/SMESH_Mesh.hxx
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@ -344,7 +344,7 @@ class SMESH_EXPORT SMESH_Mesh
bool IsOrderOK( const SMESH_subMesh* smBefore, bool IsOrderOK( const SMESH_subMesh* smBefore,
const SMESH_subMesh* smAfter ) const; const SMESH_subMesh* smAfter ) const;
ostream& Dump(ostream & save); std::ostream& Dump(ostream & save);
private: private:

10
src/SMESHUtils/SMESH_MAT2d.cxx
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@ -47,7 +47,7 @@
#include <TopoDS_Wire.hxx> #include <TopoDS_Wire.hxx>
#ifdef _DEBUG_ #ifdef _DEBUG_
#define _MYDEBUG_ //#define _MYDEBUG_
#include "SMESH_File.hxx" #include "SMESH_File.hxx"
#include "SMESH_Comment.hxx" #include "SMESH_Comment.hxx"
#endif #endif
@ -162,6 +162,8 @@ namespace
if ( inSegments.size() > 1000 ) if ( inSegments.size() > 1000 )
return; return;
const char* fileName = "/misc/dn25/salome/eap/salome/misc/Code/C++/MAdebug.txt"; const char* fileName = "/misc/dn25/salome/eap/salome/misc/Code/C++/MAdebug.txt";
const char* user = getenv("USER");
if ( !user || strcmp( user, "eap" )) return;
SMESH_File file(fileName, false ); SMESH_File file(fileName, false );
file.remove(); file.remove();
file.openForWriting(); file.openForWriting();
@ -1518,9 +1520,9 @@ Adaptor3d_Curve* SMESH_MAT2d::MedialAxis::make3DCurve(const Branch& branch) cons
*/ */
//================================================================================ //================================================================================
void SMESH_MAT2d::Branch::init( vector<const TVDEdge*>& maEdges, void SMESH_MAT2d::Branch::init( vector<const TVDEdge*>& maEdges,
const Boundary* boundary, const Boundary* boundary,
map< const TVDVertex*, BranchEndType > endType ) map< const TVDVertex*, BranchEndType >& endType )
{ {
if ( maEdges.empty() ) return; if ( maEdges.empty() ) return;

6
src/SMESHUtils/SMESH_MAT2d.hxx
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@ -120,9 +120,9 @@ namespace SMESH_MAT2d
public: // internal: construction public: // internal: construction
void init( std::vector<const TVDEdge*>& maEdges, void init( std::vector<const TVDEdge*>& maEdges,
const Boundary* boundary, const Boundary* boundary,
std::map< const TVDVertex*, BranchEndType > endType); std::map< const TVDVertex*, BranchEndType >& endType);
void setBranchesToEnds( const std::vector< Branch >& branches); void setBranchesToEnds( const std::vector< Branch >& branches);
BranchPoint getPoint( const TVDVertex* vertex ) const; BranchPoint getPoint( const TVDVertex* vertex ) const;
void setRemoved( const BranchPoint& proxyPoint ); void setRemoved( const BranchPoint& proxyPoint );

23
src/StdMeshers/StdMeshers_Prism_3D.cxx
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@ -2512,16 +2512,17 @@ namespace // utils used by StdMeshers_Prism_3D::IsApplicable()
} }
EdgeWithNeighbors() {} EdgeWithNeighbors() {}
}; };
struct PrismSide // PrismSide contains all FACEs linking a bottom EDGE with a top one.
struct PrismSide
{ {
TopoDS_Face _face; TopoDS_Face _face; // a currently treated upper FACE
TopTools_IndexedMapOfShape *_faces; // pointer because its copy constructor is private TopTools_IndexedMapOfShape *_faces; // all FACEs (pointer because of a private copy constructor)
TopoDS_Edge _topEdge; TopoDS_Edge _topEdge; // a current top EDGE
vector< EdgeWithNeighbors >*_edges; vector< EdgeWithNeighbors >*_edges; // all EDGEs of _face
int _iBotEdge; int _iBotEdge; // index of _topEdge within _edges
vector< bool > _isCheckedEdge; vector< bool > _isCheckedEdge; // mark EDGEs whose two owner FACEs found
int _nbCheckedEdges; // nb of EDGEs whose location is defined int _nbCheckedEdges; // nb of EDGEs whose location is defined
PrismSide *_leftSide; PrismSide *_leftSide; // neighbor sides
PrismSide *_rightSide; PrismSide *_rightSide;
void SetExcluded() { _leftSide = _rightSide = NULL; } void SetExcluded() { _leftSide = _rightSide = NULL; }
bool IsExcluded() const { return !_leftSide; } bool IsExcluded() const { return !_leftSide; }
@ -2679,7 +2680,7 @@ bool StdMeshers_Prism_3D::IsApplicable(const TopoDS_Shape & shape, bool toCheckA
typedef vector< EdgeWithNeighbors > TEdgeWithNeighborsVec; typedef vector< EdgeWithNeighbors > TEdgeWithNeighborsVec;
vector< TEdgeWithNeighborsVec > faceEdgesVec( allFaces.Extent() + 1 ); vector< TEdgeWithNeighborsVec > faceEdgesVec( allFaces.Extent() + 1 );
const size_t nbEdgesMax = facesOfEdge.Extent() * 2; // there can be seam EDGES const size_t nbEdgesMax = facesOfEdge.Extent() * 2; // there can be seam EDGEs
TopTools_IndexedMapOfShape* facesOfSide = new TopTools_IndexedMapOfShape[ nbEdgesMax ]; TopTools_IndexedMapOfShape* facesOfSide = new TopTools_IndexedMapOfShape[ nbEdgesMax ];
SMESHUtils::ArrayDeleter<TopTools_IndexedMapOfShape> delFacesOfSide( facesOfSide ); SMESHUtils::ArrayDeleter<TopTools_IndexedMapOfShape> delFacesOfSide( facesOfSide );
@ -2815,6 +2816,10 @@ bool StdMeshers_Prism_3D::IsApplicable(const TopoDS_Shape & shape, bool toCheckA
side._isCheckedEdge[ side._iBotEdge ] = true; side._isCheckedEdge[ side._iBotEdge ] = true;
side._nbCheckedEdges = 1; // bottom EDGE is known side._nbCheckedEdges = 1; // bottom EDGE is known
} }
else // probably a triangular top face found
{
side._face.Nullify();
}
side._topEdge.Nullify(); side._topEdge.Nullify();
isOK = ( !side._edges->empty() || side._faces->Extent() > 1 ); isOK = ( !side._edges->empty() || side._faces->Extent() > 1 );