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bos #29143 [CEA] Compute takes too much time in polyhedron per solid use case

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eap 2022-02-24 18:36:53 +03:00
parent 7b665239fa
commit 4a9dc0d210
2 changed files with 54 additions and 4 deletions
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57
src/SMESH/SMESH_Gen.cxx
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@ -39,11 +39,12 @@
#include "SMESH_MesherHelper.hxx"
#include "SMESH_subMesh.hxx"
#include "utilities.h"
#include "Utils_ExceptHandlers.hxx"
#include <utilities.h>
#include <Utils_ExceptHandlers.hxx>
#include <TopoDS_Iterator.hxx>
#include <TopExp_Explorer.hxx>
#include <TopoDS.hxx>
#include <TopoDS_Iterator.hxx>
#include "memoire.h"
@ -331,6 +332,32 @@ bool SMESH_Gen::Compute(SMESH_Mesh & aMesh,
else
smWithAlgoSupportingSubmeshes[0].push_front( shDim2smIt->second );
// gather sub-shapes with local uni-dimensional algos (bos #29143)
// ----------------------------------------------------------------
TopTools_MapOfShape uniDimAlgoShapes;
ShapeToHypothesis::Iterator s2hyps( aMesh.GetMeshDS()->GetHypotheses() );
for ( ; s2hyps.More(); s2hyps.Next() )
{
const TopoDS_Shape& s = s2hyps.Key();
if ( s.IsSame( aMesh.GetShapeToMesh() ))
continue;
for ( auto & hyp : s2hyps.Value() )
{
if ( const SMESH_Algo* algo = dynamic_cast< const SMESH_Algo*>( hyp ))
if ( algo->NeedDiscreteBoundary() )
{
TopAbs_ShapeEnum sType;
switch ( algo->GetDim() ) {
case 3: sType = TopAbs_SOLID; break;
case 2: sType = TopAbs_FACE; break;
default: sType = TopAbs_EDGE; break;
}
for ( TopExp_Explorer ex( s2hyps.Key(), sType ); ex.More(); ex.Next() )
uniDimAlgoShapes.Add( ex.Current() );
}
}
}
// ======================================================
// Apply all-dimensional algorithms supporing sub-meshes
// ======================================================
@ -374,9 +401,11 @@ bool SMESH_Gen::Compute(SMESH_Mesh & aMesh,
SMESH_subMesh* smToCompute = smIt->next();
const TopoDS_Shape& aSubShape = smToCompute->GetSubShape();
const int aShapeDim = GetShapeDim( aSubShape );
const int aShapeDim = GetShapeDim( aSubShape );
if ( aShapeDim < 1 || aSubShape.ShapeType() <= shapeType )
continue;
if ( !uniDimAlgoShapes.Contains( aSubShape ))
continue; // [bos #29143] aMesh.GetHypothesis() is too long
// check for preview dimension limitations
if ( aShapesId && GetShapeDim( aSubShape.ShapeType() ) > (int)aDim )
@ -1222,6 +1251,26 @@ int SMESH_Gen::GetShapeDim(const TopAbs_ShapeEnum & aShapeType)
return dim[ aShapeType ];
}
//================================================================================
/*!
* \brief Return shape dimension by exploding compounds
*/
//================================================================================
int SMESH_Gen::GetFlatShapeDim(const TopoDS_Shape &aShape)
{
int aShapeDim;
if ( aShape.ShapeType() == TopAbs_COMPOUND ||
aShape.ShapeType() == TopAbs_COMPSOLID )
{
TopoDS_Iterator it( aShape );
aShapeDim = GetFlatShapeDim( it.Value() );
}
else
aShapeDim = GetShapeDim( aShape );
return aShapeDim;
}
//=============================================================================
/*!
* Generate a new id unique within this Gen

1
src/SMESH/SMESH_Gen.hxx
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@ -154,6 +154,7 @@ public:
static int GetShapeDim(const TopAbs_ShapeEnum & aShapeType);
static int GetShapeDim(const TopoDS_Shape & aShape)
{ return GetShapeDim( aShape.ShapeType() ); }
static int GetFlatShapeDim(const TopoDS_Shape &aShape);
SMESH_Algo* GetAlgo(SMESH_Mesh & aMesh, const TopoDS_Shape & aShape, TopoDS_Shape* assignedTo=0);
SMESH_Algo* GetAlgo(SMESH_subMesh * aSubMesh, TopoDS_Shape* assignedTo=0);