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//--------------------------------------------------------------------
//
// File Name : IGESDraw_PerspectiveView.cxx
// Date :
// Author : CKY / Contract Toubro-Larsen
// Copyright : MATRA-DATAVISION 1993
//
//--------------------------------------------------------------------
#include <IGESDraw_PerspectiveView.ixx>
#include <gp_GTrsf.hxx>
IGESDraw_PerspectiveView::IGESDraw_PerspectiveView () { }
// This class inherits from IGESData_ViewKindEntity
void IGESDraw_PerspectiveView::Init
(const Standard_Integer aViewNumber,
const Standard_Real aScaleFactor,
const gp_XYZ& aViewNormalVector,
const gp_XYZ& aViewReferencePoint,
const gp_XYZ& aCenterOfProjection,
const gp_XYZ& aViewUpVector,
const Standard_Real aViewPlaneDistance,
const gp_XY& aTopLeft,
const gp_XY& aBottomRight,
const Standard_Integer aDepthClip,
const Standard_Real aBackPlaneDistance,
const Standard_Real aFrontPlaneDistance)
{
theViewNumber = aViewNumber;
theScaleFactor = aScaleFactor;
theViewNormalVector = aViewNormalVector;
theViewReferencePoint = aViewReferencePoint;
theCenterOfProjection = aCenterOfProjection;
theViewUpVector = aViewUpVector;
theViewPlaneDistance = aViewPlaneDistance;
theTopLeft = aTopLeft;
theBottomRight = aBottomRight;
theDepthClip = aDepthClip;
theBackPlaneDistance = aBackPlaneDistance;
theFrontPlaneDistance = aFrontPlaneDistance;
InitTypeAndForm(410,1);
}
Standard_Boolean IGESDraw_PerspectiveView::IsSingle () const
{
return Standard_True;
}
Standard_Integer IGESDraw_PerspectiveView::NbViews () const
{ return 1; }
Handle(IGESData_ViewKindEntity) IGESDraw_PerspectiveView::ViewItem
(const Standard_Integer) const
{ return Handle(IGESData_ViewKindEntity)::DownCast (This()); }
Standard_Integer IGESDraw_PerspectiveView::ViewNumber () const
{
return theViewNumber;
}
Standard_Real IGESDraw_PerspectiveView::ScaleFactor () const
{
return theScaleFactor;
}
gp_Vec IGESDraw_PerspectiveView::ViewNormalVector () const
{
gp_Vec tempRes(theViewNormalVector);
return tempRes;
}
gp_Pnt IGESDraw_PerspectiveView::ViewReferencePoint () const
{
gp_Pnt tempRes(theViewReferencePoint);
return tempRes;
}
gp_Pnt IGESDraw_PerspectiveView::CenterOfProjection () const
{
gp_Pnt tempRes(theCenterOfProjection);
return tempRes;
}
gp_Vec IGESDraw_PerspectiveView::ViewUpVector () const
{
gp_Vec tempRes(theViewUpVector);
return tempRes;
}
Standard_Real IGESDraw_PerspectiveView::ViewPlaneDistance () const
{
return theViewPlaneDistance;
}
gp_Pnt2d IGESDraw_PerspectiveView::TopLeft () const
{
gp_Pnt2d tempRes(theTopLeft);
return tempRes;
}
gp_Pnt2d IGESDraw_PerspectiveView::BottomRight () const
{
gp_Pnt2d tempRes(theBottomRight);
return tempRes;
}
Standard_Integer IGESDraw_PerspectiveView::DepthClip () const
{
return theDepthClip;
}
Standard_Real IGESDraw_PerspectiveView::BackPlaneDistance () const
{
return theBackPlaneDistance;
}
Standard_Real IGESDraw_PerspectiveView::FrontPlaneDistance () const
{
return theFrontPlaneDistance;
}
Handle(IGESData_TransfEntity) IGESDraw_PerspectiveView::ViewMatrix () const
{
return (Transf());
}
gp_XYZ IGESDraw_PerspectiveView::ModelToView
(const gp_XYZ& coords) const
{
gp_XYZ tempCoords = coords;
Location().Transforms(tempCoords);
return (tempCoords);
}
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