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0033101: Data Exchange - STEP reader makes unexpected enormous scaling of some parts

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Modification to apply units scale factor for faces based on the triangulation
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gka 2022-08-17 16:58:24 +03:00 committed by smoskvin
parent 1a1739b200
commit 53152e6dd9
1 changed files with 7 additions and 2 deletions
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9
src/StepToTopoDS/StepToTopoDS_TranslateFace.cxx
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@ -46,6 +46,7 @@
#include <ShapeAlgo.hxx> #include <ShapeAlgo.hxx>
#include <ShapeAlgo_AlgoContainer.hxx> #include <ShapeAlgo_AlgoContainer.hxx>
#include <StdFail_NotDone.hxx> #include <StdFail_NotDone.hxx>
#include <StepData_GlobalFactors.hxx>
#include <StepGeom_BSplineSurface.hxx> #include <StepGeom_BSplineSurface.hxx>
#include <StepGeom_BSplineSurfaceForm.hxx> #include <StepGeom_BSplineSurfaceForm.hxx>
#include <StepGeom_OffsetSurface.hxx> #include <StepGeom_OffsetSurface.hxx>
@ -488,9 +489,11 @@ StepToTopoDS_TranslateFace::createMesh(const Handle(StepVisual_TriangulatedFace)
const Standard_Boolean aHasNormals = (theTF->NbNormals() > 0); const Standard_Boolean aHasNormals = (theTF->NbNormals() > 0);
Handle(Poly_Triangulation) aMesh = new Poly_Triangulation(theTF->NbPnindex(), theTF->NbTriangles(), aHasUVNodes, aHasNormals); Handle(Poly_Triangulation) aMesh = new Poly_Triangulation(theTF->NbPnindex(), theTF->NbTriangles(), aHasUVNodes, aHasNormals);
const Standard_Real aLF = StepData_GlobalFactors::Intance().LengthFactor();
for (Standard_Integer j = 1; j <= theTF->NbPnindex(); ++j) for (Standard_Integer j = 1; j <= theTF->NbPnindex(); ++j)
{ {
aMesh->SetNode(j, aNodes->Value(theTF->PnindexValue(j))); const gp_XYZ& aPoint = aNodes->Value(theTF->PnindexValue(j));
aMesh->SetNode(j, aPoint * aLF);
} }
for (Standard_Integer k = 1; k <= theTF->NbTriangles(); ++k) for (Standard_Integer k = 1; k <= theTF->NbTriangles(); ++k)
@ -573,9 +576,11 @@ StepToTopoDS_TranslateFace::createMesh(const Handle(StepVisual_ComplexTriangulat
Handle(Poly_Triangulation) aMesh = new Poly_Triangulation(theTF->NbPnindex(), Handle(Poly_Triangulation) aMesh = new Poly_Triangulation(theTF->NbPnindex(),
aNbTriaStrips + aNbTriaFans, aHasUVNodes, aHasNormals); aNbTriaStrips + aNbTriaFans, aHasUVNodes, aHasNormals);
const Standard_Real aLF = StepData_GlobalFactors::Intance().LengthFactor();
for (Standard_Integer j = 1; j <= theTF->NbPnindex(); ++j) for (Standard_Integer j = 1; j <= theTF->NbPnindex(); ++j)
{ {
aMesh->SetNode(j, aNodes->Value(theTF->PnindexValue(j))); const gp_XYZ& aPoint = aNodes->Value(theTF->PnindexValue(j));
aMesh->SetNode(j, aLF * aPoint);
} }
Standard_Integer k = 1; Standard_Integer k = 1;