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// File vgeom_Ax2.cxx , JCV 30/08/90
// JCV 1/10/90 Changement de nom du package vgeom -> gp
// JCV 12/12/90 Modif mineur suite a la premiere revue de projet
// LPA, JCV 07/92 passage sur C1.
// JCV 07/92 Introduction de la method Dump
#define No_Standard_OutOfRange
#include <gp_Ax2.ixx>
#include <gp.hxx>
gp_Ax2::gp_Ax2 (const gp_Pnt& P, const gp_Dir& V) :
axis(P,V)
{
Standard_Real A = V.X();
Standard_Real B = V.Y();
Standard_Real C = V.Z();
Standard_Real Aabs = A;
if (Aabs < 0) Aabs = - Aabs;
Standard_Real Babs = B;
if (Babs < 0) Babs = - Babs;
Standard_Real Cabs = C;
if (Cabs < 0) Cabs = - Cabs;
gp_Dir D;
// pour determiner l axe X :
// on dit que le produit scalaire Vx.V = 0.
// et on recherche le max(A,B,C) pour faire la division.
// l'une des coordonnees du vecteur est nulle.
if ( Babs <= Aabs && Babs <= Cabs) {
if (Aabs > Cabs) D.SetCoord(-C,0., A);
else D.SetCoord( C,0.,-A);
}
else if ( Aabs <= Babs && Aabs <= Cabs) {
if (Babs > Cabs) D.SetCoord(0.,-C, B);
else D.SetCoord(0., C,-B);
}
else {
if (Aabs > Babs) D.SetCoord(-B, A,0.);
else D.SetCoord( B,-A,0.);
}
SetXDirection(D);
}
void gp_Ax2::Mirror (const gp_Pnt& P)
{
gp_Pnt Temp = axis.Location();
Temp.Mirror (P);
axis.SetLocation (Temp);
vxdir.Reverse ();
vydir.Reverse ();
}
gp_Ax2 gp_Ax2::Mirrored(const gp_Pnt& P) const
{
gp_Ax2 Temp = *this;
Temp.Mirror (P);
return Temp;
}
void gp_Ax2::Mirror (const gp_Ax1& A1)
{
vydir.Mirror (A1);
vxdir.Mirror (A1);
gp_Pnt Temp = axis.Location();
Temp.Mirror (A1);
axis.SetLocation (Temp);
axis.SetDirection (vxdir.Crossed (vydir));
}
gp_Ax2 gp_Ax2::Mirrored(const gp_Ax1& A1) const
{
gp_Ax2 Temp = *this;
Temp.Mirror (A1);
return Temp;
}
void gp_Ax2::Mirror (const gp_Ax2& A2)
{
vydir.Mirror (A2);
vxdir.Mirror (A2);
gp_Pnt Temp = axis.Location();
Temp.Mirror (A2);
axis.SetLocation (Temp);
axis.SetDirection (vxdir.Crossed (vydir));
}
gp_Ax2 gp_Ax2::Mirrored(const gp_Ax2& A2) const
{
gp_Ax2 Temp = *this;
Temp.Mirror (A2);
return Temp;
}
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