mirror of
https://git.dev.opencascade.org/repos/occt.git
synced 2025-05-21 10:55:33 +03:00
87 lines
2.6 KiB
C++
87 lines
2.6 KiB
C++
// Copyright (c) 1995-1999 Matra Datavision
|
|
// Copyright (c) 1999-2014 OPEN CASCADE SAS
|
|
//
|
|
// This file is part of Open CASCADE Technology software library.
|
|
//
|
|
// This library is free software; you can redistribute it and/or modify it under
|
|
// the terms of the GNU Lesser General Public License version 2.1 as published
|
|
// by the Free Software Foundation, with special exception defined in the file
|
|
// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
|
|
// distribution for complete text of the license and disclaimer of any warranty.
|
|
//
|
|
// Alternatively, this file may be used under the terms of Open CASCADE
|
|
// commercial license or contractual agreement.
|
|
|
|
#include <gp_Sphere.hxx>
|
|
|
|
#include <gp_Ax1.hxx>
|
|
#include <gp_Ax2.hxx>
|
|
#include <gp_Ax3.hxx>
|
|
#include <gp_Pnt.hxx>
|
|
#include <gp_Trsf.hxx>
|
|
|
|
void gp_Sphere::Coefficients
|
|
(Standard_Real& A1, Standard_Real& A2, Standard_Real& A3,
|
|
Standard_Real& B1, Standard_Real& B2, Standard_Real& B3,
|
|
Standard_Real& C1, Standard_Real& C2, Standard_Real& C3,
|
|
Standard_Real& D) const
|
|
{
|
|
// Dans le repere local de la sphere :
|
|
// X*X + Y*Y + Z*Z - radius * radius = 0
|
|
gp_Trsf T;
|
|
T.SetTransformation (pos);
|
|
Standard_Real T11 = T.Value (1, 1);
|
|
Standard_Real T12 = T.Value (1, 2);
|
|
Standard_Real T13 = T.Value (1, 3);
|
|
Standard_Real T14 = T.Value (1, 4);
|
|
Standard_Real T21 = T.Value (2, 1);
|
|
Standard_Real T22 = T.Value (2, 2);
|
|
Standard_Real T23 = T.Value (2, 3);
|
|
Standard_Real T24 = T.Value (2, 4);
|
|
Standard_Real T31 = T.Value (3, 1);
|
|
Standard_Real T32 = T.Value (3, 2);
|
|
Standard_Real T33 = T.Value (3, 3);
|
|
Standard_Real T34 = T.Value (3, 4);
|
|
A1 = T11 * T11 + T21 * T21 + T31 * T31;
|
|
A2 = T12 * T12 + T22 * T22 + T32 * T32;
|
|
A3 = T13 * T13 + T23 * T23 + T33 * T33;
|
|
B1 = T11 * T12 + T21 * T22 + T31 * T32;
|
|
B2 = T11 * T13 + T21 * T23 + T31 * T33;
|
|
B3 = T12 * T13 + T22 * T23 + T32 * T33;
|
|
C1 = T11 * T14 + T21 * T24 + T31 * T34;
|
|
C2 = T12 * T14 + T22 * T24 + T32 * T34;
|
|
C3 = T13 * T14 + T23 * T24 + T33 * T34;
|
|
D = T14 * T14 + T24 * T24 + T34 * T34 - radius * radius;
|
|
}
|
|
|
|
void gp_Sphere::Mirror (const gp_Pnt& P)
|
|
{ pos.Mirror (P); }
|
|
|
|
gp_Sphere gp_Sphere::Mirrored (const gp_Pnt& P) const
|
|
{
|
|
gp_Sphere C = *this;
|
|
C.pos.Mirror (P);
|
|
return C;
|
|
}
|
|
|
|
void gp_Sphere::Mirror (const gp_Ax1& A1)
|
|
{ pos.Mirror (A1); }
|
|
|
|
gp_Sphere gp_Sphere::Mirrored (const gp_Ax1& A1) const
|
|
{
|
|
gp_Sphere C = *this;
|
|
C.pos.Mirror (A1);
|
|
return C;
|
|
}
|
|
|
|
void gp_Sphere::Mirror (const gp_Ax2& A2)
|
|
{ pos.Mirror (A2); }
|
|
|
|
gp_Sphere gp_Sphere::Mirrored (const gp_Ax2& A2) const
|
|
{
|
|
gp_Sphere C = *this;
|
|
C.pos.Mirror (A2);
|
|
return C;
|
|
}
|
|
|