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// File: StepToGeom_MakeTransformation3d.cxx
// Created: Tue Feb 16 11:18:48 1999
// Author: Andrey BETENEV
// sln 23.10.2001. CTS23496: If problems with creation of direction occur default direction is used (StepToGeom_MakeTransformation2d(...) function)
#include <StepToGeom_MakeTransformation2d.ixx>
#include <StepToGeom_MakeCartesianPoint2d.hxx>
#include <StepToGeom_MakeDirection2d.hxx>
#include <StepGeom_CartesianPoint.hxx>
#include <StepGeom_Direction.hxx>
#include <Geom2d_CartesianPoint.hxx>
#include <Geom2d_Direction.hxx>
#include <gp_Ax2d.hxx>
//=======================================================================
//function : StepToGeom_MakeTransformation2d
//purpose :
//=======================================================================
Standard_Boolean StepToGeom_MakeTransformation2d::Convert (const Handle(StepGeom_CartesianTransformationOperator2d)& SCTO, gp_Trsf2d& CT)
{
// NB : on ne s interesse ici qu au deplacement rigide
Handle(Geom2d_CartesianPoint) CP;
if (StepToGeom_MakeCartesianPoint2d::Convert(SCTO->LocalOrigin(),CP))
{
gp_Dir2d D1(1.,0.);
// sln 23.10.2001. CTS23496: If problems with creation of direction occur default direction is used
const Handle(StepGeom_Direction) A = SCTO->Axis1();
if (!A.IsNull())
{
Handle(Geom2d_Direction) D;
if (StepToGeom_MakeDirection2d::Convert(A,D))
D1 = D->Dir2d();
}
const gp_Ax2d result(CP->Pnt2d(),D1);
CT.SetTransformation(result);
CT = CT.Inverted();
return Standard_True;
}
return Standard_False;
}
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