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0021893: EDF 2133 SMESH : Improvement of 3D extrusion algorithm

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+  bool NeedLowerHyps(int dim) const { return _neededLowerHyps[ dim ]; }

+  void addBadInputElements(const SMESHDS_SubMesh* sm,
+                           const bool             addNodes=false);

+  bool _neededLowerHyps[4];     // hyp dims needed by algo that !NeedDiscreteBoundary(). Df. FALSE
This commit is contained in:
eap 2013-01-28 08:12:41 +00:00
parent fef790995d
commit 3a62786158
2 changed files with 50 additions and 16 deletions
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39
src/SMESH/SMESH_Algo.cxx
View File

@ -87,6 +87,8 @@ SMESH_Algo::SMESH_Algo (int hypId, int studyId, SMESH_Gen * gen)
_onlyUnaryInput = _requireDiscreteBoundary = _requireShape = true;
_quadraticMesh = _supportSubmeshes = false;
_error = COMPERR_OK;
for ( int i = 0; i < 4; ++i )
_neededLowerHyps[ i ] = false;
}
//=============================================================================
@ -823,19 +825,42 @@ void SMESH_Algo::addBadInputElement(const SMDS_MeshElement* elem)
_badInputElements.push_back( elem );
}
//=======================================================================
//function : addBadInputElements
//purpose : store a bad input elements or nodes preventing computation
//=======================================================================
void SMESH_Algo::addBadInputElements(const SMESHDS_SubMesh* sm,
const bool addNodes)
{
if ( sm )
{
if ( addNodes )
{
SMDS_NodeIteratorPtr nIt = sm->GetNodes();
while ( nIt->more() ) addBadInputElement( nIt->next() );
}
else
{
SMDS_ElemIteratorPtr eIt = sm->GetElements();
while ( eIt->more() ) addBadInputElement( eIt->next() );
}
}
}
//=============================================================================
/*!
*
*/
//=============================================================================
int SMESH_Algo::NumberOfWires(const TopoDS_Shape& S)
{
int i = 0;
for (TopExp_Explorer exp(S,TopAbs_WIRE); exp.More(); exp.Next())
i++;
return i;
}
// int SMESH_Algo::NumberOfWires(const TopoDS_Shape& S)
// {
// int i = 0;
// for (TopExp_Explorer exp(S,TopAbs_WIRE); exp.More(); exp.Next())
// i++;
// return i;
// }
//=============================================================================
/*!

27
src/SMESH/SMESH_Algo.hxx
View File

@ -43,17 +43,18 @@
#include <list>
#include <map>
class SMDS_MeshNode;
class SMESHDS_Mesh;
class SMESHDS_SubMesh;
class SMESH_Gen;
class SMESH_Mesh;
class SMESH_HypoFilter;
class TopoDS_Vertex;
class TopoDS_Wire;
class SMESH_Mesh;
class SMESH_MesherHelper;
class SMESH_subMesh;
class TopoDS_Face;
class TopoDS_Shape;
class SMESHDS_Mesh;
class SMDS_MeshNode;
class SMESH_subMesh;
class SMESH_MesherHelper;
class TopoDS_Vertex;
class TopoDS_Wire;
class gp_XYZ;
typedef std::map< SMESH_subMesh*, std::vector<int> > MapShapeNbElems;
@ -231,6 +232,10 @@ public:
bool SupportSubmeshes() const { return _supportSubmeshes; }
// 5 - whether supports submeshes if !NeedDiscreteBoundary()
bool NeedLowerHyps(int dim) const { return _neededLowerHyps[ dim ]; }
// 6 - if algo !NeedDiscreteBoundary() but requires presence of
// hypotheses of dimension <dim> to generate all-dimensional mesh.
// This info is used not to issue warnings on hiding of lower global algos.
public:
// ==================================================================
@ -302,7 +307,7 @@ public:
*/
static bool FaceNormal(const SMDS_MeshElement* F, gp_XYZ& normal, bool normalized=true);
static int NumberOfWires(const TopoDS_Shape& S);
//static int NumberOfWires(const TopoDS_Shape& S);
int NumberOfPoints(SMESH_Mesh& aMesh,const TopoDS_Wire& W);
/*!
@ -363,6 +368,9 @@ public:
*/
void addBadInputElement(const SMDS_MeshElement* elem);
void addBadInputElements(const SMESHDS_SubMesh* sm,
const bool addNodes=false);
protected:
std::vector<std::string> _compatibleHypothesis;
@ -373,9 +381,10 @@ protected:
// in what turn and with what input shape.
// These fields must be redefined if necessary by each descendant at constructor.
bool _onlyUnaryInput; // mesh one shape of GetDim() at once. Default TRUE
bool _requireDiscreteBoundary; // GetDim()-1 mesh must be present. Default TRUE
bool _requireDiscreteBoundary;// GetDim()-1 mesh must be present. Default TRUE
bool _requireShape; // work with GetDim()-1 mesh bound to geom only. Default TRUE
bool _supportSubmeshes; // if !_requireDiscreteBoundary. Default FALSE
bool _neededLowerHyps[4]; // hyp dims needed by algo that !NeedDiscreteBoundary(). Df. FALSE
// indicates if quadratic mesh creation is required,
// is usually set like this: _quadraticMesh = SMESH_MesherHelper::IsQuadraticSubMesh(shape)