Open CASCADE Technology 6.6.0
|
The abstract helper class.
#include <Poly_MakeLoops.hxx>
Public Member Functions | |
virtual Standard_Boolean | GetFirstTangent (const Link &theLink, gp_Dir &theDir) const =0 |
returns the tangent vector at the first node of a link | |
virtual Standard_Boolean | GetLastTangent (const Link &theLink, gp_Dir &theDir) const =0 |
returns the tangent vector at the last node of a link | |
virtual Standard_Boolean | GetNormal (Standard_Integer theNode, gp_Dir &theDir) const =0 |
returns the normal to the surface at a given node |
virtual Standard_Boolean Poly_MakeLoops3D::Helper::GetFirstTangent | ( | const Link & | theLink, |
gp_Dir & | theDir | ||
) | const [pure virtual] |
virtual Standard_Boolean Poly_MakeLoops3D::Helper::GetLastTangent | ( | const Link & | theLink, |
gp_Dir & | theDir | ||
) | const [pure virtual] |
virtual Standard_Boolean Poly_MakeLoops3D::Helper::GetNormal | ( | Standard_Integer | theNode, |
gp_Dir & | theDir | ||
) | const [pure virtual] |