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occt/src/Extrema/Extrema_ExtElC.hxx
abv 42cf5bc1ca 0024002: Overall code and build procedure refactoring -- automatic
Automatic upgrade of OCCT code by command "occt_upgrade . -nocdl":
- WOK-generated header files from inc and sources from drv are moved to src
- CDL files removed
- All packages are converted to nocdlpack
2015-07-12 07:42:38 +03:00

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4.6 KiB
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// Created on: 1991-02-21
// Created by: Isabelle GRIGNON
// Copyright (c) 1991-1999 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.
#ifndef _Extrema_ExtElC_HeaderFile
#define _Extrema_ExtElC_HeaderFile
#include <Standard.hxx>
#include <Standard_DefineAlloc.hxx>
#include <Standard_Handle.hxx>
#include <Standard_Boolean.hxx>
#include <Standard_Integer.hxx>
#include <Standard_Real.hxx>
#include <Extrema_POnCurv.hxx>
class StdFail_InfiniteSolutions;
class StdFail_NotDone;
class Standard_OutOfRange;
class gp_Lin;
class gp_Circ;
class gp_Elips;
class gp_Hypr;
class gp_Parab;
class Extrema_POnCurv;
//! It calculates all the distance between two elementary
//! curves.
//! These distances can be maximum or minimum.
class Extrema_ExtElC
{
public:
DEFINE_STANDARD_ALLOC
Standard_EXPORT Extrema_ExtElC();
//! Calculates the distance between two lines.
//! AngTol is used to test if the lines are parallel:
//! Angle(C1,C2) < AngTol.
Standard_EXPORT Extrema_ExtElC(const gp_Lin& C1, const gp_Lin& C2, const Standard_Real AngTol);
//! Calculates the distance between a line and a
//! circle.
Standard_EXPORT Extrema_ExtElC(const gp_Lin& C1, const gp_Circ& C2, const Standard_Real Tol);
//! Calculates the distance between a line and an
//! elipse.
Standard_EXPORT Extrema_ExtElC(const gp_Lin& C1, const gp_Elips& C2);
//! Calculates the distance between a line and a
//! hyperbola.
Standard_EXPORT Extrema_ExtElC(const gp_Lin& C1, const gp_Hypr& C2);
//! Calculates the distance between a line and a
//! parabola.
Standard_EXPORT Extrema_ExtElC(const gp_Lin& C1, const gp_Parab& C2);
//! Calculates the distance between two circles.
//! The circles can be parallel or identical.
Standard_EXPORT Extrema_ExtElC(const gp_Circ& C1, const gp_Circ& C2);
//! Calculates the distance between a circle and an
//! elipse.
Standard_EXPORT Extrema_ExtElC(const gp_Circ& C1, const gp_Elips& C2);
//! Calculates the distance between a circle and a
//! hyperbola.
Standard_EXPORT Extrema_ExtElC(const gp_Circ& C1, const gp_Hypr& C2);
//! Calculates the distance between a circle and a
//! parabola.
Standard_EXPORT Extrema_ExtElC(const gp_Circ& C1, const gp_Parab& C2);
//! Calculates the distance between two elipses.
//! The elipses can be parallel or identical.
Standard_EXPORT Extrema_ExtElC(const gp_Elips& C1, const gp_Elips& C2);
//! Calculates the distance between an elipse and a
//! hyperbola.
Standard_EXPORT Extrema_ExtElC(const gp_Elips& C1, const gp_Hypr& C2);
//! Calculates the distance between an elipse and a
//! parabola.
Standard_EXPORT Extrema_ExtElC(const gp_Elips& C1, const gp_Parab& C2);
//! Calculates the distance between two hyperbolas.
//! The hyperbolas can be parallel or identical.
Standard_EXPORT Extrema_ExtElC(const gp_Hypr& C1, const gp_Hypr& C2);
//! Calculates the distance between a hyperbola and a
//! parabola.
Standard_EXPORT Extrema_ExtElC(const gp_Hypr& C1, const gp_Parab& C2);
//! Calculates the distance between two parabolas
//! The parabolas can be parallel or identical.
Standard_EXPORT Extrema_ExtElC(const gp_Parab& C1, const gp_Parab& C2);
//! Returns True if the distances are found.
Standard_EXPORT Standard_Boolean IsDone() const;
//! Returns True if the two curves are parallel.
Standard_EXPORT Standard_Boolean IsParallel() const;
//! Returns the number of extremum distances.
Standard_EXPORT Standard_Integer NbExt() const;
//! Returns the value of the Nth extremum square distance.
Standard_EXPORT Standard_Real SquareDistance (const Standard_Integer N = 1) const;
//! Returns the points of the Nth extremum distance.
//! P1 is on the first curve, P2 on the second one.
Standard_EXPORT void Points (const Standard_Integer N, Extrema_POnCurv& P1, Extrema_POnCurv& P2) const;
protected:
private:
Standard_Boolean myDone;
Standard_Boolean myIsPar;
Standard_Integer myNbExt;
Standard_Real mySqDist[6];
Extrema_POnCurv myPoint[6][2];
};
#endif // _Extrema_ExtElC_HeaderFile