Open CASCADE Technology
7.7.0
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The abstract helper class. More...
#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 More... | |
virtual Standard_Boolean | GetLastTangent (const Link &theLink, gp_Dir &theDir) const =0 |
returns the tangent vector at the last node of a link More... | |
virtual Standard_Boolean | GetNormal (Standard_Integer theNode, gp_Dir &theDir) const =0 |
returns the normal to the surface at a given node More... | |
Public Member Functions inherited from Poly_MakeLoops::Helper | |
virtual const ListOfLink & | GetAdjacentLinks (Standard_Integer theNode) const =0 |
returns the links adjacent to the given node More... | |
virtual void | OnAddLink (Standard_Integer, const Link &) const |
hook function called from AddLink in _DEBUG mode More... | |
The abstract helper class.
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pure virtual |
returns the tangent vector at the first node of a link
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pure virtual |
returns the tangent vector at the last node of a link
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pure virtual |
returns the normal to the surface at a given node