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[occt.git] / src / FairCurve / FairCurve_EnergyOfMVC.hxx
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42cf5bc1 1// Created on: 1996-04-01
2// Created by: Philippe MANGIN
3// Copyright (c) 1996-1999 Matra Datavision
4// Copyright (c) 1999-2014 OPEN CASCADE SAS
5//
6// This file is part of Open CASCADE Technology software library.
7//
8// This library is free software; you can redistribute it and/or modify it under
9// the terms of the GNU Lesser General Public License version 2.1 as published
10// by the Free Software Foundation, with special exception defined in the file
11// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
12// distribution for complete text of the license and disclaimer of any warranty.
13//
14// Alternatively, this file may be used under the terms of Open CASCADE
15// commercial license or contractual agreement.
16
17#ifndef _FairCurve_EnergyOfMVC_HeaderFile
18#define _FairCurve_EnergyOfMVC_HeaderFile
19
20#include <Standard.hxx>
21#include <Standard_DefineAlloc.hxx>
22#include <Standard_Handle.hxx>
23
24#include <Standard_Real.hxx>
25#include <FairCurve_BattenLaw.hxx>
26#include <FairCurve_DistributionOfTension.hxx>
27#include <FairCurve_DistributionOfSagging.hxx>
28#include <FairCurve_DistributionOfJerk.hxx>
29#include <FairCurve_AnalysisCode.hxx>
30#include <FairCurve_Energy.hxx>
31#include <Standard_Integer.hxx>
32#include <TColStd_HArray1OfReal.hxx>
33#include <TColgp_HArray1OfPnt2d.hxx>
34#include <Standard_Boolean.hxx>
35#include <math_Vector.hxx>
42cf5bc1 36
9fd2d2c3 37// resolve name collisions with X11 headers
38#ifdef Status
39 #undef Status
40#endif
42cf5bc1 41
42//! Energy Criterium to minimize in MinimalVariationCurve.
43class FairCurve_EnergyOfMVC : public FairCurve_Energy
44{
45public:
46
47 DEFINE_STANDARD_ALLOC
48
49
50 //! Angles corresspond to the Ox axis
51 Standard_EXPORT FairCurve_EnergyOfMVC(const Standard_Integer BSplOrder, const Handle(TColStd_HArray1OfReal)& FlatKnots, const Handle(TColgp_HArray1OfPnt2d)& Poles, const Standard_Integer ContrOrder1, const Standard_Integer ContrOrder2, const FairCurve_BattenLaw& Law, const Standard_Real PhysicalRatio, const Standard_Real LengthSliding, const Standard_Boolean FreeSliding = Standard_True, const Standard_Real Angle1 = 0, const Standard_Real Angle2 = 0, const Standard_Real Curvature1 = 0, const Standard_Real Curvature2 = 0);
52
53 //! return the lengthSliding = P1P2 + Sliding
54 Standard_Real LengthSliding() const;
55
56 //! return the status
57 FairCurve_AnalysisCode Status() const;
58
59 //! compute the variables <X> wich correspond with the field <MyPoles>
60 Standard_EXPORT virtual Standard_Boolean Variable (math_Vector& X) const Standard_OVERRIDE;
61
62
63
64
65protected:
66
67
68 //! compute the poles wich correspond with the variable X
69 Standard_EXPORT virtual void ComputePoles (const math_Vector& X) Standard_OVERRIDE;
70
71 //! compute the energy in intermediat format
72 Standard_EXPORT virtual Standard_Boolean Compute (const Standard_Integer DerivativeOrder, math_Vector& Result) Standard_OVERRIDE;
73
74
75
76
77private:
78
79
80
81 Standard_Real MyLengthSliding;
82 Standard_Real OriginalSliding;
83 FairCurve_BattenLaw MyBattenLaw;
84 Standard_Real MyPhysicalRatio;
85 FairCurve_DistributionOfTension MyTension;
86 FairCurve_DistributionOfSagging MySagging;
87 FairCurve_DistributionOfJerk MyJerk;
88 FairCurve_AnalysisCode MyStatus;
89
90
91};
92
93
94#include <FairCurve_EnergyOfMVC.lxx>
95
96
97
98
99
100#endif // _FairCurve_EnergyOfMVC_HeaderFile