1 // Created on: 1998-04-21
2 // Created by: Stephanie HUMEAU
3 // Copyright (c) 1998-1999 Matra Datavision
4 // Copyright (c) 1999-2014 OPEN CASCADE SAS
6 // This file is part of Open CASCADE Technology software library.
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.
14 // Alternatively, this file may be used under the terms of Open CASCADE
15 // commercial license or contractual agreement.
17 #ifndef _GeomFill_LocationDraft_HeaderFile
18 #define _GeomFill_LocationDraft_HeaderFile
20 #include <Standard.hxx>
21 #include <Standard_Type.hxx>
25 #include <Standard_Real.hxx>
26 #include <Standard_Integer.hxx>
27 #include <TColgp_HArray1OfPnt2d.hxx>
28 #include <Standard_Boolean.hxx>
29 #include <GeomFill_LocationLaw.hxx>
30 #include <TColgp_Array1OfPnt2d.hxx>
31 #include <TColgp_Array1OfVec2d.hxx>
32 #include <GeomAbs_Shape.hxx>
33 #include <TColStd_Array1OfReal.hxx>
34 class GeomFill_DraftTrihedron;
35 class Adaptor3d_HSurface;
36 class Adaptor3d_HCurve;
37 class Standard_NotImplemented;
38 class Standard_OutOfRange;
41 class GeomFill_LocationLaw;
46 class GeomFill_LocationDraft;
47 DEFINE_STANDARD_HANDLE(GeomFill_LocationDraft, GeomFill_LocationLaw)
50 class GeomFill_LocationDraft : public GeomFill_LocationLaw
56 Standard_EXPORT GeomFill_LocationDraft(const gp_Dir& Direction, const Standard_Real Angle);
58 Standard_EXPORT void SetStopSurf (const Handle(Adaptor3d_HSurface)& Surf);
60 Standard_EXPORT void SetAngle (const Standard_Real Angle);
62 Standard_EXPORT virtual void SetCurve (const Handle(Adaptor3d_HCurve)& C) Standard_OVERRIDE;
64 Standard_EXPORT virtual const Handle(Adaptor3d_HCurve)& GetCurve() const Standard_OVERRIDE;
66 Standard_EXPORT virtual void SetTrsf (const gp_Mat& Transfo) Standard_OVERRIDE;
68 Standard_EXPORT virtual Handle(GeomFill_LocationLaw) Copy() const Standard_OVERRIDE;
71 Standard_EXPORT virtual Standard_Boolean D0 (const Standard_Real Param, gp_Mat& M, gp_Vec& V) Standard_OVERRIDE;
73 //! compute Location and 2d points
74 Standard_EXPORT virtual Standard_Boolean D0 (const Standard_Real Param, gp_Mat& M, gp_Vec& V, TColgp_Array1OfPnt2d& Poles2d) Standard_OVERRIDE;
76 //! compute location 2d points and associated
77 //! first derivatives.
78 //! Warning : It used only for C1 or C2 aproximation
79 Standard_EXPORT virtual Standard_Boolean D1 (const Standard_Real Param, gp_Mat& M, gp_Vec& V, gp_Mat& DM, gp_Vec& DV, TColgp_Array1OfPnt2d& Poles2d, TColgp_Array1OfVec2d& DPoles2d) Standard_OVERRIDE;
81 //! compute location 2d points and associated
82 //! first and seconde derivatives.
83 //! Warning : It used only for C2 aproximation
84 Standard_EXPORT virtual Standard_Boolean D2 (const Standard_Real Param, gp_Mat& M, gp_Vec& V, gp_Mat& DM, gp_Vec& DV, gp_Mat& D2M, gp_Vec& D2V, TColgp_Array1OfPnt2d& Poles2d, TColgp_Array1OfVec2d& DPoles2d, TColgp_Array1OfVec2d& D2Poles2d) Standard_OVERRIDE;
86 //! Say if the first restriction is defined in this class.
87 //! If it is true the first element of poles array in
88 //! D0,D1,D2... Correspond to this restriction.
89 //! Returns Standard_False (default implementation)
90 Standard_EXPORT virtual Standard_Boolean HasFirstRestriction() const Standard_OVERRIDE;
92 //! Say if the last restriction is defined in this class.
93 //! If it is true the last element of poles array in
94 //! D0,D1,D2... Correspond to this restriction.
95 //! Returns Standard_False (default implementation)
96 Standard_EXPORT virtual Standard_Boolean HasLastRestriction() const Standard_OVERRIDE;
98 //! Give the number of trace (Curves 2d wich are not restriction)
99 //! Returns 1 (default implementation)
100 Standard_EXPORT virtual Standard_Integer TraceNumber() const Standard_OVERRIDE;
102 //! Returns the number of intervals for continuity
104 //! May be one if Continuity(me) >= <S>
105 Standard_EXPORT virtual Standard_Integer NbIntervals (const GeomAbs_Shape S) const Standard_OVERRIDE;
107 //! Stores in <T> the parameters bounding the intervals
108 //! of continuity <S>.
110 //! The array must provide enough room to accomodate
111 //! for the parameters. i.e. T.Length() > NbIntervals()
112 Standard_EXPORT virtual void Intervals (TColStd_Array1OfReal& T, const GeomAbs_Shape S) const Standard_OVERRIDE;
114 //! Sets the bounds of the parametric interval on
116 //! This determines the derivatives in these values if the
117 //! function is not Cn.
118 Standard_EXPORT virtual void SetInterval (const Standard_Real First, const Standard_Real Last) Standard_OVERRIDE;
120 //! Gets the bounds of the parametric interval on
122 Standard_EXPORT virtual void GetInterval (Standard_Real& First, Standard_Real& Last) const Standard_OVERRIDE;
124 //! Gets the bounds of the function parametric domain.
125 //! Warning: This domain it is not modified by the
127 Standard_EXPORT virtual void GetDomain (Standard_Real& First, Standard_Real& Last) const Standard_OVERRIDE;
129 //! Returns the resolutions in the sub-space 2d <Index>
130 //! This information is usfull to find an good tolerance in
131 //! 2d approximation.
132 //! Warning: Used only if Nb2dCurve > 0
133 Standard_EXPORT virtual void Resolution (const Standard_Integer Index, const Standard_Real Tol, Standard_Real& TolU, Standard_Real& TolV) const Standard_OVERRIDE;
135 //! Get the maximum Norm of the matrix-location part. It
136 //! is usful to find an good Tolerance to approx M(t).
137 Standard_EXPORT virtual Standard_Real GetMaximalNorm() Standard_OVERRIDE;
139 //! Get average value of M(t) and V(t) it is usfull to
140 //! make fast approximation of rational surfaces.
141 Standard_EXPORT virtual void GetAverageLaw (gp_Mat& AM, gp_Vec& AV) Standard_OVERRIDE;
143 //! Say if the Location Law, is an translation of Location
144 //! The default implementation is " returns False ".
145 Standard_EXPORT virtual Standard_Boolean IsTranslation (Standard_Real& Error) const Standard_OVERRIDE;
147 //! Say if the Location Law, is a rotation of Location
148 //! The default implementation is " returns False ".
149 Standard_EXPORT virtual Standard_Boolean IsRotation (Standard_Real& Error) const Standard_OVERRIDE;
151 Standard_EXPORT virtual void Rotation (gp_Pnt& Center) const Standard_OVERRIDE;
153 //! Say if the generatrice interset the surface
154 Standard_EXPORT Standard_Boolean IsIntersec() const;
156 Standard_EXPORT gp_Dir Direction() const;
161 DEFINE_STANDARD_RTTIEXT(GeomFill_LocationDraft,GeomFill_LocationLaw)
166 Handle(TColgp_HArray1OfPnt2d) myPoles2d;
172 Standard_EXPORT void Prepare();
175 Handle(GeomFill_DraftTrihedron) myLaw;
176 Handle(Adaptor3d_HSurface) mySurf;
177 Handle(Adaptor3d_HCurve) myCurve;
178 Handle(Adaptor3d_HCurve) myTrimmed;
180 Standard_Real myAngle;
181 Standard_Integer myNbPts;
182 Standard_Boolean Intersec;
183 Standard_Boolean WithTrans;
194 #endif // _GeomFill_LocationDraft_HeaderFile