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

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more optimization: don't fill in uniDimAlgoShapes if no multi-dimensional
  algo assigned
This commit is contained in:
eap 2022-02-25 14:44:14 +03:00
parent 4a9dc0d210
commit f85bc0ab6f
1 changed files with 30 additions and 26 deletions
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56
src/SMESH/SMESH_Gen.cxx
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@ -332,32 +332,6 @@ 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
// ======================================================
@ -367,6 +341,36 @@ bool SMESH_Gen::Compute(SMESH_Mesh & aMesh,
smVec.insert( smVec.end(),
smWithAlgoSupportingSubmeshes[aShapeDim].begin(),
smWithAlgoSupportingSubmeshes[aShapeDim].end() );
// gather sub-shapes with local uni-dimensional algos (bos #29143)
// ----------------------------------------------------------------
TopTools_MapOfShape uniDimAlgoShapes;
if ( !smVec.empty() )
{
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() );
}
}
}
}
{
// ------------------------------------------------
// sort list of sub-meshes according to mesh order