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// File: GeomFill_PlanFunc.cxx
// Created: Thu Oct 29 12:00:47 1998
// Author: Philippe MANGIN
// <pmn@sgi29>
#include <GeomFill_PlanFunc.ixx>
GeomFill_PlanFunc::GeomFill_PlanFunc(const gp_Pnt& P,
const gp_Vec& V,
const Handle(Adaptor3d_HCurve)& C) :
myCurve(C)
{
myPnt = P.XYZ();
myVec = V.XYZ();
}
Standard_Boolean GeomFill_PlanFunc::Value(const Standard_Real X,
Standard_Real& F)
{
myCurve->D0(X, G);
V.SetLinearForm(-1, myPnt, G.XYZ());
F = myVec.Dot(V);
return Standard_True;
}
Standard_Boolean GeomFill_PlanFunc::Derivative(const Standard_Real X,
Standard_Real& D)
{
gp_Vec dg;
myCurve->D1(X, G, dg);
D = myVec.Dot(dg.XYZ());
return Standard_True;
}
Standard_Boolean GeomFill_PlanFunc::Values(const Standard_Real X,
Standard_Real& F,
Standard_Real& D)
{
gp_Vec dg;
myCurve->D1(X, G, dg);
V.SetLinearForm(-1, myPnt, G.XYZ());
F = myVec.Dot(V);
D = myVec.Dot(dg.XYZ());
return Standard_True;
}
//void GeomFill_PlanFunc::D2(const Standard_Real X,
// Standard_Real& F,
// Standard_Real& D1,
// Standard_Real& D2)
void GeomFill_PlanFunc::D2(const Standard_Real ,
Standard_Real& ,
Standard_Real& ,
Standard_Real& )
{
}
void GeomFill_PlanFunc::DEDT(const Standard_Real X,
const gp_Vec& DPnt,
const gp_Vec& DVec,
Standard_Real& DFDT)
{
myCurve->D0(X, G);
V.SetLinearForm(-1, myPnt, G.XYZ());
DFDT = DVec.Dot(V) - myVec.Dot(DPnt.XYZ());
}
void GeomFill_PlanFunc::D2E(const Standard_Real X,
const gp_Vec& DP,
// const gp_Vec& D2P,
const gp_Vec& ,
const gp_Vec& DV,
// const gp_Vec& D2V,
const gp_Vec& ,
Standard_Real& DFDT,
// Standard_Real& ,
Standard_Real& D2FDT2,
// Standard_Real& D2FDTDX)
Standard_Real& )
{
gp_Vec dg;
myCurve->D1(X, G, dg);
gp_XYZ DVDT;
V.SetLinearForm(-1, myPnt, G.XYZ());
DVDT.SetLinearForm(-1, DP.XYZ(), G.XYZ());
DFDT = DV.Dot(V) + myVec.Dot(DVDT);
}
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