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1078e94941
Extrema_GenExtCS.cxx: subdivision on intervals for periodic c curves is added Extrema_FuncExtCS.hxx: access to fields mySqDist, myPoint1, myPoint2 is added bug32225: new test case is added
134 lines
3.8 KiB
C++
134 lines
3.8 KiB
C++
// Created on: 1996-01-22
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// Created by: Laurent PAINNOT
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// Copyright (c) 1996-1999 Matra Datavision
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// Copyright (c) 1999-2014 OPEN CASCADE SAS
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//
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// This file is part of Open CASCADE Technology software library.
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//
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// This library is free software; you can redistribute it and/or modify it under
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// the terms of the GNU Lesser General Public License version 2.1 as published
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// by the Free Software Foundation, with special exception defined in the file
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// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
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// distribution for complete text of the license and disclaimer of any warranty.
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//
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// Alternatively, this file may be used under the terms of Open CASCADE
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// commercial license or contractual agreement.
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#ifndef _Extrema_FuncExtCS_HeaderFile
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#define _Extrema_FuncExtCS_HeaderFile
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#include <Standard.hxx>
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#include <Standard_DefineAlloc.hxx>
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#include <Standard_Handle.hxx>
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#include <Adaptor3d_CurvePtr.hxx>
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#include <Adaptor3d_SurfacePtr.hxx>
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#include <gp_Pnt.hxx>
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#include <Standard_Real.hxx>
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#include <TColStd_SequenceOfReal.hxx>
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#include <Extrema_SequenceOfPOnCurv.hxx>
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#include <Extrema_SequenceOfPOnSurf.hxx>
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#include <Standard_Boolean.hxx>
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#include <math_FunctionSetWithDerivatives.hxx>
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#include <Standard_Integer.hxx>
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#include <math_Vector.hxx>
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class Standard_OutOfRange;
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class Adaptor3d_Curve;
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class Adaptor3d_Surface;
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class math_Matrix;
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class Extrema_POnCurv;
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class Extrema_POnSurf;
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//! Function to find extrema of the
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//! distance between a curve and a surface.
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class Extrema_FuncExtCS : public math_FunctionSetWithDerivatives
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{
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public:
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DEFINE_STANDARD_ALLOC
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Standard_EXPORT Extrema_FuncExtCS();
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Standard_EXPORT Extrema_FuncExtCS(const Adaptor3d_Curve& C, const Adaptor3d_Surface& S);
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//! sets the field mysurf of the function.
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Standard_EXPORT void Initialize (const Adaptor3d_Curve& C, const Adaptor3d_Surface& S);
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Standard_EXPORT Standard_Integer NbVariables() const Standard_OVERRIDE;
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Standard_EXPORT Standard_Integer NbEquations() const Standard_OVERRIDE;
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//! Calculation of Fi(U,V).
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Standard_EXPORT Standard_Boolean Value (const math_Vector& UV, math_Vector& F) Standard_OVERRIDE;
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//! Calculation of Fi'(U,V).
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Standard_EXPORT Standard_Boolean Derivatives (const math_Vector& UV, math_Matrix& DF) Standard_OVERRIDE;
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//! Calculation of Fi(U,V) and Fi'(U,V).
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Standard_EXPORT Standard_Boolean Values (const math_Vector& UV, math_Vector& F, math_Matrix& DF) Standard_OVERRIDE;
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//! Save the found extremum.
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Standard_EXPORT virtual Standard_Integer GetStateNumber() Standard_OVERRIDE;
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//! Return the number of found extrema.
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Standard_EXPORT Standard_Integer NbExt() const;
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//! Return the value of the Nth distance.
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Standard_EXPORT Standard_Real SquareDistance (const Standard_Integer N) const;
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//! Returns the Nth extremum on C.
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Standard_EXPORT const Extrema_POnCurv& PointOnCurve (const Standard_Integer N) const;
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//! Return the Nth extremum on S.
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Standard_EXPORT const Extrema_POnSurf& PointOnSurface (const Standard_Integer N) const;
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//! Change Sequence of SquareDistance
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TColStd_SequenceOfReal& SquareDistances()
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{
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return mySqDist;
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}
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//! Change Sequence of PointOnCurv
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Extrema_SequenceOfPOnCurv& PointsOnCurve()
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{
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return myPoint1;
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}
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//! Change Sequence of PointOnSurf
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Extrema_SequenceOfPOnSurf& PointsOnSurf()
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{
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return myPoint2;
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}
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private:
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Standard_EXPORT Adaptor3d_SurfacePtr Bidon1() const;
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Standard_EXPORT Adaptor3d_CurvePtr Bidon2() const;
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Adaptor3d_CurvePtr myC;
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Adaptor3d_SurfacePtr myS;
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gp_Pnt myP1;
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gp_Pnt myP2;
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Standard_Real myt;
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Standard_Real myU;
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Standard_Real myV;
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TColStd_SequenceOfReal mySqDist;
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Extrema_SequenceOfPOnCurv myPoint1;
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Extrema_SequenceOfPOnSurf myPoint2;
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Standard_Boolean myCinit;
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Standard_Boolean mySinit;
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};
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#endif // _Extrema_FuncExtCS_HeaderFile
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