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0027570: Unacceptable performance during reading large STEP files

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Improvement of translating assemblies from STEP.
This commit is contained in:
ika
2016-06-15 14:29:32 +03:00
committed by apn
parent 1beb58d745
commit 9bba178dce
6 changed files with 53 additions and 14 deletions
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4
src/STEPControl/STEPControl_ActorRead.cxx
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@@ -679,7 +679,7 @@ Handle(TransferBRep_ShapeBinder) STEPControl_ActorRead::TransferEntity(const Han
IsDepend=Standard_True;
Handle(StepRepr_RepresentationRelationship) RR = CDSR->RepresentationRelation();
if (RR.IsNull()) continue;
SRRReversed = STEPConstruct_Assembly::CheckSRRReversesNAUO ( TP->Model(), CDSR );
SRRReversed = STEPConstruct_Assembly::CheckSRRReversesNAUO ( graph, CDSR );
Handle(StepRepr_Representation) rep = ( SRRReversed ? RR->Rep2() : RR->Rep1() );
iatrsf = ComputeSRRWT ( RR, TP, Trsf );
// find real ProductDefinition used rep
@@ -928,7 +928,7 @@ Handle(TransferBRep_ShapeBinder) STEPControl_ActorRead::TransferEntity(const Han
//DeclareAndCast(StepRepr_RepresentationRelationship,SRR,CDSR->RepresentationRelation());
if ( SRR.IsNull() ) return shbinder;
Standard_Boolean SRRReversed = STEPConstruct_Assembly::CheckSRRReversesNAUO ( TP->Model(), CDSR );
Standard_Boolean SRRReversed = STEPConstruct_Assembly::CheckSRRReversesNAUO ( TP->Graph(), CDSR );
Handle(StepRepr_Representation) rep1 = ( SRRReversed ? SRR->Rep2() : SRR->Rep1() );
Handle(StepShape_ShapeRepresentation) rep = Handle(StepShape_ShapeRepresentation)::DownCast(rep1);