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// File: gce_MakeElips.cxx
// Created: Wed Sep 2 12:35:36 1992
// Author: Remi GILET
// <reg@sdsun1>
#include <gce_MakeHypr.ixx>
#include <StdFail_NotDone.hxx>
#include <gp_Lin.hxx>
//=========================================================================
// Creation d une Hyperbole 3d de gp de centre <Center> et de sommets +
// <S1> et <S2>. +
// <CenterS1> donne le grand axe . +
// <S1> donne le grand rayon et <S2> le petit rayon. +
//=========================================================================
gce_MakeHypr::gce_MakeHypr(const gp_Pnt& S1 ,
const gp_Pnt& S2 ,
const gp_Pnt& Center )
{
gp_Dir XAxis(gp_XYZ(S1.XYZ()-Center.XYZ()));
gp_Lin L(Center,XAxis);
Standard_Real D = S1.Distance(Center);
Standard_Real d = L.Distance(S2);
if (d > D) { TheError = gce_InvertAxis; }
else {
gp_Dir Norm(XAxis.Crossed(gp_Dir(gp_XYZ(S2.XYZ()-Center.XYZ()))));
TheHypr = gp_Hypr(gp_Ax2(Center,Norm,XAxis),D,d);
TheError = gce_Done;
}
}
gce_MakeHypr::gce_MakeHypr(const gp_Ax2& A2 ,
const Standard_Real MajorRadius ,
const Standard_Real MinorRadius )
{
if (MajorRadius < MinorRadius) { TheError = gce_InvertRadius; }
else if (MajorRadius < 0.0) { TheError = gce_NegativeRadius; }
else {
TheHypr = gp_Hypr(A2,MajorRadius,MinorRadius);
TheError = gce_Done;
}
}
const gp_Hypr& gce_MakeHypr::Value() const
{
StdFail_NotDone_Raise_if(!TheError == gce_Done,"");
return TheHypr;
}
const gp_Hypr& gce_MakeHypr::Operator() const
{
return Value();
}
gce_MakeHypr::operator gp_Hypr() const
{
return Value();
}
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