1 // Created on: 1995-01-27
2 // Created by: Jacques GOUSSARD
3 // Copyright (c) 1995-1999 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 _GeomInt_WLApprox_HeaderFile
18 #define _GeomInt_WLApprox_HeaderFile
20 #include <Standard.hxx>
21 #include <Standard_DefineAlloc.hxx>
22 #include <Standard_Handle.hxx>
24 #include <NCollection_Vector.hxx>
25 #include <GeomInt_TheComputeLineOfWLApprox.hxx>
26 #include <GeomInt_TheComputeLineBezierOfWLApprox.hxx>
27 #include <Approx_MCurvesToBSpCurve.hxx>
28 #include <Standard_Boolean.hxx>
29 #include <Standard_Real.hxx>
30 #include <Standard_Integer.hxx>
31 #include <Approx_ParametrizationType.hxx>
32 class Standard_OutOfRange;
33 class StdFail_NotDone;
34 class Adaptor3d_HSurface;
35 class Adaptor3d_HSurfaceTool;
36 class IntSurf_Quadric;
37 class IntSurf_QuadricTool;
39 class GeomInt_ThePrmPrmSvSurfacesOfWLApprox;
40 class GeomInt_TheInt2SOfThePrmPrmSvSurfacesOfWLApprox;
41 class GeomInt_TheImpPrmSvSurfacesOfWLApprox;
42 class GeomInt_TheZerImpFuncOfTheImpPrmSvSurfacesOfWLApprox;
43 class GeomInt_TheMultiLineOfWLApprox;
44 class GeomInt_TheMultiLineToolOfWLApprox;
45 class GeomInt_TheComputeLineOfWLApprox;
46 class GeomInt_MyBSplGradientOfTheComputeLineOfWLApprox;
47 class GeomInt_MyGradientbisOfTheComputeLineOfWLApprox;
48 class GeomInt_TheComputeLineBezierOfWLApprox;
49 class GeomInt_MyGradientOfTheComputeLineBezierOfWLApprox;
50 class AppParCurves_MultiBSpCurve;
60 Standard_Boolean myBezierApprox;
61 Standard_Real Xo, Ax, Yo, Ay, Zo, Az,
62 U1o, A1u, V1o, A1v, U2o, A2u, V2o, A2v;
63 Standard_Boolean ApproxXYZ, ApproxU1V1, ApproxU2V2;
64 Standard_Integer indicemin, indicemax, nbpntmax;
65 Approx_ParametrizationType parametrization;
66 Standard_Real myMinFactorXYZ, myMinFactorUV;
70 class GeomInt_WLApprox
77 Standard_EXPORT GeomInt_WLApprox();
79 Standard_EXPORT void Perform (const Handle(Adaptor3d_HSurface)& Surf1, const Handle(Adaptor3d_HSurface)& Surf2, const Handle(IntPatch_WLine)& aLine, const Standard_Boolean ApproxXYZ = Standard_True, const Standard_Boolean ApproxU1V1 = Standard_True, const Standard_Boolean ApproxU2V2 = Standard_True, const Standard_Integer indicemin = 0, const Standard_Integer indicemax = 0);
81 Standard_EXPORT void Perform (const Handle(IntPatch_WLine)& aLine, const Standard_Boolean ApproxXYZ = Standard_True, const Standard_Boolean ApproxU1V1 = Standard_True, const Standard_Boolean ApproxU2V2 = Standard_True, const Standard_Integer indicemin = 0, const Standard_Integer indicemax = 0);
83 Standard_EXPORT void SetParameters (const Standard_Real Tol3d, const Standard_Real Tol2d, const Standard_Integer DegMin, const Standard_Integer DegMax, const Standard_Integer NbIterMax, const Standard_Boolean ApproxWithTangency = Standard_True, const Approx_ParametrizationType Parametrization = Approx_ChordLength);
85 Standard_EXPORT void SetParameters (const Standard_Real Tol3d, const Standard_Real Tol2d, const Standard_Boolean RelativeTol, const Standard_Integer DegMin, const Standard_Integer DegMax, const Standard_Integer NbIterMax, const Standard_Integer NbPntMax, const Standard_Boolean ApproxWithTangency = Standard_True, const Approx_ParametrizationType Parametrization = Approx_ChordLength);
87 Standard_EXPORT void Perform();
89 Standard_EXPORT Standard_Real TolReached3d() const;
91 Standard_EXPORT Standard_Real TolReached2d() const;
93 Standard_EXPORT Standard_Boolean IsDone() const;
95 Standard_EXPORT Standard_Integer NbMultiCurves() const;
97 Standard_EXPORT const AppParCurves_MultiBSpCurve& Value (const Standard_Integer Index) const;
110 Standard_EXPORT Standard_Integer CorrectFinishIdx(const Standard_Integer theMinIdx,
111 const Standard_Integer theMaxIdx,
112 const Handle(IntPatch_WLine)& theline);
114 Standard_EXPORT void Perform (const Handle(Adaptor3d_HSurface)& Surf1, const IntSurf_Quadric& Surf2, const Handle(IntPatch_WLine)& aLine, const Standard_Boolean ApproxXYZ, const Standard_Boolean ApproxU1V1, const Standard_Boolean ApproxU2V2, const Standard_Integer indicemin, const Standard_Integer indicemax);
116 Standard_EXPORT void Perform (const IntSurf_Quadric& Surf1, const Handle(Adaptor3d_HSurface)& Surf2, const Handle(IntPatch_WLine)& aLine, const Standard_Boolean ApproxXYZ, const Standard_Boolean ApproxU1V1, const Standard_Boolean ApproxU2V2, const Standard_Integer indicemin, const Standard_Integer indicemax);
118 Standard_EXPORT void UpdateTolReached();
120 //! Fill data structure for intersection approximation.
121 Standard_EXPORT void fillData(const Handle(IntPatch_WLine)& theLine,
122 const Standard_Boolean theApproxXYZ,
123 const Standard_Boolean theApproxU1V1,
124 const Standard_Boolean theApproxU2V2);
126 //! Prepare data structure for further computations.
127 Standard_EXPORT void prepareDS(const Standard_Boolean theApproxXYZ,
128 const Standard_Boolean theApproxU1V1,
129 const Standard_Boolean theApproxU2V2,
130 const Standard_Integer indicemin,
131 const Standard_Integer indicemax);
133 //! Build knot sequence.
134 Standard_EXPORT void buildKnots(const Handle(IntPatch_WLine)& theline,
135 const Standard_Address thePtrSVSurf);
138 Standard_EXPORT void buildCurve(const Handle(IntPatch_WLine)& theline,
139 const Standard_Address thePtrSVSurf);
141 GeomInt_TheComputeLineOfWLApprox myComputeLine;
142 GeomInt_TheComputeLineBezierOfWLApprox myComputeLineBezier;
143 Approx_MCurvesToBSpCurve myBezToBSpl;
144 Standard_Boolean myTolReached;
145 Standard_Boolean myWithTangency;
146 Standard_Real myTol3d;
147 Standard_Real myTol2d;
148 Standard_Boolean myRelativeTol;
149 Standard_Integer myDegMin;
150 Standard_Integer myDegMax;
151 Standard_Integer myNbPntMax;
152 Standard_Integer myNbIterMax;
153 Standard_Real myTolReached3d;
154 Standard_Real myTolReached2d;
156 Standard_Real myUVRes1, myUVRes2;
157 NCollection_Vector<Standard_Integer> myKnots;
167 #endif // _GeomInt_WLApprox_HeaderFile