+++ /dev/null
-// 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.
-
-// Modified by skv - Fri Apr 8 10:28:10 2005 OCC8559
-
-
-#include <gp.hxx>
-#include <Standard_ConstructionError.hxx>
-
-inline gp_Elips::gp_Elips () :
-majorRadius (RealLast()),
-minorRadius (RealSmall())
-{ }
-
-inline gp_Elips::gp_Elips (const gp_Ax2& A2,
- const Standard_Real MajorRadius,
- const Standard_Real MinorRadius) :
- pos(A2),
- majorRadius (MajorRadius),
- minorRadius (MinorRadius)
-{
- Standard_ConstructionError_Raise_if (MinorRadius < 0.0 || MajorRadius < MinorRadius,
- "gp_Elips() - invalid construction parameters");
-}
-
-inline Standard_Real gp_Elips::Area() const
-{ return M_PI * majorRadius * minorRadius; }
-
-inline Standard_Real gp_Elips::MajorRadius() const
-{ return majorRadius; }
-
-inline Standard_Real gp_Elips::MinorRadius() const
-{ return minorRadius; }
-
-inline Standard_Real gp_Elips::Parameter() const
-{
- if (majorRadius == 0.0) return 0.0;
- else return (minorRadius * minorRadius) / majorRadius;
-}
-
-inline const gp_Ax2& gp_Elips::Position() const
-{ return pos; }
-
-inline const gp_Ax1& gp_Elips::Axis () const
-{ return pos.Axis(); }
-
-inline gp_Ax1 gp_Elips::Directrix1() const
-{
- Standard_Real E = Eccentricity();
- Standard_ConstructionError_Raise_if (E <= gp::Resolution(), "gp_Elips::Directrix1() - zero eccentricity");
- gp_XYZ Orig = pos.XDirection().XYZ();
- Orig.Multiply (majorRadius/E);
- Orig.Add (pos.Location().XYZ());
- return gp_Ax1 (gp_Pnt(Orig), pos.YDirection());
-}
-
-inline gp_Ax1 gp_Elips::Directrix2() const
-{
- Standard_Real E = Eccentricity();
- Standard_ConstructionError_Raise_if (E <= gp::Resolution(), "gp_Elips::Directrix2() - zero eccentricity");
- gp_XYZ Orig = pos.XDirection().XYZ();
- Orig.Multiply (-majorRadius/E);
- Orig.Add (pos.Location().XYZ());
- return gp_Ax1 (gp_Pnt(Orig), pos.YDirection());
-}
-
-inline Standard_Real gp_Elips::Eccentricity() const
-{
- if (majorRadius == 0.0) { return 0.0; }
- else {
- return sqrt(majorRadius * majorRadius -
- minorRadius * minorRadius) / majorRadius;
- }
-}
-
-inline Standard_Real gp_Elips::Focal() const
-{
- return 2.0 * sqrt(majorRadius * majorRadius -
- minorRadius * minorRadius);
-}
-
-inline gp_Pnt gp_Elips::Focus1() const
-{
- Standard_Real C = sqrt(majorRadius * majorRadius -
- minorRadius * minorRadius);
- const gp_Pnt& PP = pos.Location ();
- const gp_Dir& DD = pos.XDirection();
- return gp_Pnt (PP.X() + C * DD.X(),
- PP.Y() + C * DD.Y(),
- PP.Z() + C * DD.Z());
-}
-
-inline gp_Pnt gp_Elips::Focus2() const
-{
- Standard_Real C = sqrt(majorRadius * majorRadius -
- minorRadius * minorRadius);
- const gp_Pnt& PP = pos.Location ();
- const gp_Dir& DD = pos.XDirection();
- return gp_Pnt (PP.X() - C * DD.X(),
- PP.Y() - C * DD.Y(),
- PP.Z() - C * DD.Z());
-}
-
-inline const gp_Pnt& gp_Elips::Location () const
-{ return pos.Location(); }
-
-inline gp_Ax1 gp_Elips::XAxis () const
-{ return gp_Ax1 (pos.Location(), pos.XDirection()); }
-
-inline gp_Ax1 gp_Elips::YAxis () const
-{ return gp_Ax1 (pos.Location(), pos.YDirection()); }
-
-inline void gp_Elips::SetAxis (const gp_Ax1& A1)
-{ pos.SetAxis(A1); }
-
-inline void gp_Elips::SetPosition (const gp_Ax2& A2)
-{ pos = A2; }
-
-inline void gp_Elips::SetLocation (const gp_Pnt& P)
-{ pos.SetLocation (P); }
-
-inline void gp_Elips::SetMajorRadius (const Standard_Real R)
-{
- Standard_ConstructionError_Raise_if (R < minorRadius,
- "gp_Elips::SetMajorRadius() - major radius should be greater or equal to minor radius");
- majorRadius = R;
-}
-
-inline void gp_Elips::SetMinorRadius (const Standard_Real R)
-{
- Standard_ConstructionError_Raise_if (R < 0.0 || majorRadius < R,
- "gp_Elips::SetMinorRadius() - minor radius should be a positive number lesser or equal to major radius");
- minorRadius = R;
-}
-
-inline void gp_Elips::Rotate (const gp_Ax1& A1,
- const Standard_Real Ang) { pos.Rotate(A1, Ang); }
-
-inline gp_Elips gp_Elips::Rotated (const gp_Ax1& A1,
- const Standard_Real Ang) const
-{
- gp_Elips E = *this;
- E.pos.Rotate(A1, Ang);
- return E;
-}
-
-inline void gp_Elips::Scale (const gp_Pnt& P,
- const Standard_Real S)
-// Modified by skv - Fri Apr 8 10:28:10 2005 OCC8559 Begin
-// { pos.Scale(P, S); }
-{
- majorRadius *= S;
- if (majorRadius < 0) majorRadius = - majorRadius;
- minorRadius *= S;
- if (minorRadius < 0) minorRadius = - minorRadius;
- pos.Scale(P, S);
-}
-// Modified by skv - Fri Apr 8 10:28:10 2005 OCC8559 End
-
-inline gp_Elips gp_Elips::Scaled (const gp_Pnt& P,
- const Standard_Real S) const
-{
- gp_Elips E = *this;
- E.majorRadius *= S;
- if (E.majorRadius < 0) E.majorRadius = - E.majorRadius;
- E.minorRadius *= S;
- if (E.minorRadius < 0) E.minorRadius = - E.minorRadius;
- E.pos.Scale(P, S);
- return E;
-}
-
-inline void gp_Elips::Transform (const gp_Trsf& T)
-{
- majorRadius *= T.ScaleFactor();
- if (majorRadius < 0) majorRadius = - majorRadius;
- minorRadius *= T.ScaleFactor();
- if (minorRadius < 0) minorRadius = - minorRadius;
- pos.Transform(T);
-}
-
-inline gp_Elips gp_Elips::Transformed (const gp_Trsf& T) const
-{
- gp_Elips E = *this;
- E.majorRadius *= T.ScaleFactor();
- if (E.majorRadius < 0) E.majorRadius = - E.majorRadius;
- E.minorRadius *= T.ScaleFactor();
- if (E.minorRadius < 0) E.minorRadius = - E.minorRadius;
- E.pos.Transform(T);
- return E;
-}
-
-inline void gp_Elips::Translate (const gp_Vec& V)
-{ pos.Translate(V); }
-
-inline gp_Elips gp_Elips::Translated (const gp_Vec& V) const
-{
- gp_Elips E = *this;
- E.pos.Translate(V);
- return E;
-}
-
-inline void gp_Elips::Translate (const gp_Pnt& P1,
- const gp_Pnt& P2)
-{ pos.Translate(P1, P2); }
-
-inline gp_Elips gp_Elips::Translated (const gp_Pnt& P1,
- const gp_Pnt& P2) const
-{
- gp_Elips E = *this;
- E.pos.Translate(P1, P2);
- return E;
-}
-
projects / occt.git / blobdiff