169 Standard_Boolean BlendFunc::ComputeNormal (const Handle(Adaptor3d_Surface)& Surf,  in ComputeNormal()  argument
180     DerSurf.SetValue(i,0,Surf->DN(U,V,i,0));  in ComputeNormal()
183       DerSurf.SetValue(i,j,Surf->DN(U,V,i,j));  in ComputeNormal()
193   const Standard_Real Umin = Surf->FirstUParameter();  in ComputeNormal()
194   const Standard_Real Umax = Surf->LastUParameter();  in ComputeNormal()
195   const Standard_Real Vmin = Surf->FirstVParameter();  in ComputeNormal()
196   const Standard_Real Vmax = Surf->LastVParameter(); //szv: was FirstVParameter!  in ComputeNormal()
213 Standard_Boolean BlendFunc::ComputeDNormal (const Handle(Adaptor3d_Surface)& Surf,  in ComputeDNormal()  argument
225     DerSurf.SetValue(i,0,Surf->DN(U,V,i,0));  in ComputeDNormal()
228       DerSurf.SetValue(i,j,Surf->DN(U,V,i,j));  in ComputeDNormal()
238   const Standard_Real Umin = Surf->FirstUParameter();  in ComputeDNormal()
239   const Standard_Real Umax = Surf->LastUParameter();  in ComputeDNormal()
240   const Standard_Real Vmin = Surf->FirstVParameter();  in ComputeDNormal()
241   const Standard_Real Vmax = Surf->LastVParameter(); //szv: was FirstVParameter!  in ComputeDNormal()