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occt/src/Extrema/Extrema_FuncExtSS.hxx

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3.3 KiB
C++

// Created on: 1996-01-09
// Created by: Laurent PAINNOT
// Copyright (c) 1996-1999 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_FuncExtSS_HeaderFile
#define _Extrema_FuncExtSS_HeaderFile
#include <Standard.hxx>
#include <Standard_DefineAlloc.hxx>
#include <Standard_Handle.hxx>
#include <Adaptor3d_SurfacePtr.hxx>
#include <gp_Pnt.hxx>
#include <Standard_Real.hxx>
#include <TColStd_SequenceOfReal.hxx>
#include <Extrema_SequenceOfPOnSurf.hxx>
#include <Standard_Boolean.hxx>
#include <math_FunctionSetWithDerivatives.hxx>
#include <Standard_Integer.hxx>
#include <math_Vector.hxx>
class Standard_OutOfRange;
class Adaptor3d_Surface;
class math_Matrix;
class Extrema_POnSurf;
//! Function to find extrema of the
//! distance between two surfaces.
class Extrema_FuncExtSS : public math_FunctionSetWithDerivatives
{
public:
DEFINE_STANDARD_ALLOC
Standard_EXPORT Extrema_FuncExtSS();
Standard_EXPORT Extrema_FuncExtSS(const Adaptor3d_Surface& S1, const Adaptor3d_Surface& S2);
//! sets the field mysurf of the function.
Standard_EXPORT void Initialize (const Adaptor3d_Surface& S1, const Adaptor3d_Surface& S2);
Standard_EXPORT Standard_Integer NbVariables() const Standard_OVERRIDE;
Standard_EXPORT Standard_Integer NbEquations() const Standard_OVERRIDE;
//! Calculate Fi(U,V).
Standard_EXPORT Standard_Boolean Value (const math_Vector& UV, math_Vector& F) Standard_OVERRIDE;
//! Calculate Fi'(U,V).
Standard_EXPORT Standard_Boolean Derivatives (const math_Vector& UV, math_Matrix& DF) Standard_OVERRIDE;
//! Calculate Fi(U,V) and Fi'(U,V).
Standard_EXPORT Standard_Boolean Values (const math_Vector& UV, math_Vector& F, math_Matrix& DF) Standard_OVERRIDE;
//! Save the found extremum.
Standard_EXPORT virtual Standard_Integer GetStateNumber() Standard_OVERRIDE;
//! Return the number of found extrema.
Standard_EXPORT Standard_Integer NbExt() const;
//! Return the value of the Nth distance.
Standard_EXPORT Standard_Real SquareDistance (const Standard_Integer N) const;
//! Return the Nth extremum on S1.
Standard_EXPORT const Extrema_POnSurf& PointOnS1 (const Standard_Integer N) const;
//! Renvoie le Nieme extremum sur S2.
Standard_EXPORT const Extrema_POnSurf& PointOnS2 (const Standard_Integer N) const;
protected:
private:
Standard_EXPORT Adaptor3d_SurfacePtr Bidon() const;
Adaptor3d_SurfacePtr myS1;
Adaptor3d_SurfacePtr myS2;
gp_Pnt myP1;
gp_Pnt myP2;
Standard_Real myU1;
Standard_Real myV1;
Standard_Real myU2;
Standard_Real myV2;
TColStd_SequenceOfReal mySqDist;
Extrema_SequenceOfPOnSurf myPoint1;
Extrema_SequenceOfPOnSurf myPoint2;
Standard_Boolean myS1init;
Standard_Boolean myS2init;
};
#endif // _Extrema_FuncExtSS_HeaderFile