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59 lines
1.9 KiB
C++
Executable File
59 lines
1.9 KiB
C++
Executable File
// File: StepToGeom_MakeAxis2Placement.cxx
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// Created: Thu Jul 1 16:41:35 1993
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// Author: Martine LANGLOIS
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// sln 22.10.2001. CTS23496: If problems with creation of direction occur default direction is used (StepToGeom_MakeAxis2Placement(...) function)
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#include <StepToGeom_MakeAxis2Placement.ixx>
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#include <StepToGeom_MakeCartesianPoint.hxx>
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#include <StepToGeom_MakeDirection.hxx>
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#include <Geom_CartesianPoint.hxx>
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#include <Geom_Direction.hxx>
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#include <gp_Pnt.hxx>
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#include <gp_Dir.hxx>
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#include <gp_Ax2.hxx>
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//=============================================================================
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// Creation d' un Axis2Placement de Geom a partir d' un axis2_placement_3d
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// de Step
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//=============================================================================
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Standard_Boolean StepToGeom_MakeAxis2Placement::Convert (const Handle(StepGeom_Axis2Placement3d)& SA, Handle(Geom_Axis2Placement)& CA)
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{
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Handle(Geom_CartesianPoint) P;
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if (StepToGeom_MakeCartesianPoint::Convert(SA->Location(),P))
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{
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const gp_Pnt Pgp = P->Pnt();
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// sln 22.10.2001. CTS23496: If problems with creation of direction occur default direction is used (StepToGeom_MakeLine(...) function)
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gp_Dir Ngp(0.,0.,1.);
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if (SA->HasAxis())
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{
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Handle(Geom_Direction) D;
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if (StepToGeom_MakeDirection::Convert(SA->Axis(),D))
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Ngp = D->Dir();
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}
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gp_Ax2 gpAx2;
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Standard_Boolean isDefaultDirectionUsed = Standard_True;
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if (SA->HasRefDirection())
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{
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Handle(Geom_Direction) D;
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if (StepToGeom_MakeDirection::Convert(SA->RefDirection(),D))
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{
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const gp_Dir Vxgp = D->Dir();
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if (!Ngp.IsParallel(Vxgp,Precision::Angular()))
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{
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gpAx2 = gp_Ax2(Pgp, Ngp, Vxgp);
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isDefaultDirectionUsed = Standard_False;
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}
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}
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}
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if(isDefaultDirectionUsed)
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gpAx2 = gp_Ax2(Pgp, Ngp);
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CA = new Geom_Axis2Placement(gpAx2);
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return Standard_True;
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}
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return Standard_False;
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}
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