include/opencascade/GeomFill_AppSurf.hxx

0001 // Created on: 1993-09-28
0002 // Created by: Bruno DUMORTIER
0003 // Copyright (c) 1993-1999 Matra Datavision
0004 // Copyright (c) 1999-2014 OPEN CASCADE SAS
0005 //
0006 // This file is part of Open CASCADE Technology software library.
0007 //
0008 // This library is free software; you can redistribute it and/or modify it under
0009 // the terms of the GNU Lesser General Public License version 2.1 as published
0010 // by the Free Software Foundation, with special exception defined in the file
0011 // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
0012 // distribution for complete text of the license and disclaimer of any warranty.
0013 //
0014 // Alternatively, this file may be used under the terms of Open CASCADE
0015 // commercial license or contractual agreement.
0016
0017 #ifndef _GeomFill_AppSurf_HeaderFile
0018 #define _GeomFill_AppSurf_HeaderFile
0019
0020 #include <Standard.hxx>
0021 #include <Standard_DefineAlloc.hxx>
0022 #include <Standard_Handle.hxx>
0023
0024 #include <Standard_Integer.hxx>
0025 #include <TColgp_HArray2OfPnt.hxx>
0026 #include <TColStd_HArray2OfReal.hxx>
0027 #include <TColStd_HArray1OfReal.hxx>
0028 #include <TColStd_HArray1OfInteger.hxx>
0029 #include <TColgp_SequenceOfArray1OfPnt2d.hxx>
0030 #include <Approx_ParametrizationType.hxx>
0031 #include <GeomAbs_Shape.hxx>
0032 #include <AppBlend_Approx.hxx>
0033 #include <TColgp_Array2OfPnt.hxx>
0034 #include <TColStd_Array2OfReal.hxx>
0035 #include <TColStd_Array1OfReal.hxx>
0036 #include <TColStd_Array1OfInteger.hxx>
0037 #include <TColgp_Array1OfPnt2d.hxx>
0038 class StdFail_NotDone;
0039 class Standard_DomainError;
0040 class Standard_OutOfRange;
0041 class GeomFill_SectionGenerator;
0042 class GeomFill_Line;
0043
0044 //! Approximate a  BSplineSurface passing by all the
0045 //! curves described in the SectionGenerator
0046
0047 class GeomFill_AppSurf  : public AppBlend_Approx
0048 {
0049 public:
0050
0051   DEFINE_STANDARD_ALLOC
0052
0053
0054   Standard_EXPORT GeomFill_AppSurf();
0055
0056   Standard_EXPORT GeomFill_AppSurf(const Standard_Integer Degmin, const Standard_Integer Degmax, const Standard_Real Tol3d, const Standard_Real Tol2d, const Standard_Integer NbIt, const Standard_Boolean KnownParameters = Standard_False);
0057
0058   Standard_EXPORT void Init (const Standard_Integer Degmin, const Standard_Integer Degmax, const Standard_Real Tol3d, const Standard_Real Tol2d, const Standard_Integer NbIt, const Standard_Boolean KnownParameters = Standard_False);
0059
0060   //! Define the type of parametrization used in the approximation
0061   Standard_EXPORT void SetParType (const Approx_ParametrizationType ParType);
0062
0063   //! Define the Continuity used in the approximation
0064   Standard_EXPORT void SetContinuity (const GeomAbs_Shape C);
0065
0066   //! define the Weights  associed to the criterium used in
0067   //! the  optimization.
0068   //!
0069   //! if Wi <= 0
0070   Standard_EXPORT void SetCriteriumWeight (const Standard_Real W1, const Standard_Real W2, const Standard_Real W3);
0071
0072   //! returns the type of parametrization used in the approximation
0073   Standard_EXPORT Approx_ParametrizationType ParType() const;
0074
0075   //! returns the Continuity used in the approximation
0076   Standard_EXPORT GeomAbs_Shape Continuity() const;
0077
0078   //! returns the Weights (as percent) associed  to the criterium used in
0079   //! the  optimization.
0080   Standard_EXPORT void CriteriumWeight (Standard_Real& W1, Standard_Real& W2, Standard_Real& W3) const;
0081
0082   Standard_EXPORT void Perform (const Handle(GeomFill_Line)& Lin, GeomFill_SectionGenerator& SecGen, const Standard_Boolean SpApprox = Standard_False);
0083
0084   Standard_EXPORT void PerformSmoothing (const Handle(GeomFill_Line)& Lin, GeomFill_SectionGenerator& SecGen);
0085
0086   Standard_EXPORT void Perform (const Handle(GeomFill_Line)& Lin, GeomFill_SectionGenerator& SecGen, const Standard_Integer NbMaxP);
0087
0088     Standard_Boolean IsDone() const;
0089
0090   Standard_EXPORT void SurfShape (Standard_Integer& UDegree, Standard_Integer& VDegree, Standard_Integer& NbUPoles, Standard_Integer& NbVPoles, Standard_Integer& NbUKnots, Standard_Integer& NbVKnots) const;
0091
0092   Standard_EXPORT void Surface (TColgp_Array2OfPnt& TPoles, TColStd_Array2OfReal& TWeights, TColStd_Array1OfReal& TUKnots, TColStd_Array1OfReal& TVKnots, TColStd_Array1OfInteger& TUMults, TColStd_Array1OfInteger& TVMults) const;
0093
0094     Standard_Integer UDegree() const;
0095
0096     Standard_Integer VDegree() const;
0097
0098     const TColgp_Array2OfPnt& SurfPoles() const;
0099
0100     const TColStd_Array2OfReal& SurfWeights() const;
0101
0102     const TColStd_Array1OfReal& SurfUKnots() const;
0103
0104     const TColStd_Array1OfReal& SurfVKnots() const;
0105
0106     const TColStd_Array1OfInteger& SurfUMults() const;
0107
0108     const TColStd_Array1OfInteger& SurfVMults() const;
0109
0110     Standard_Integer NbCurves2d() const;
0111
0112   Standard_EXPORT void Curves2dShape (Standard_Integer& Degree, Standard_Integer& NbPoles, Standard_Integer& NbKnots) const;
0113
0114   Standard_EXPORT void Curve2d (const Standard_Integer Index, TColgp_Array1OfPnt2d& TPoles, TColStd_Array1OfReal& TKnots, TColStd_Array1OfInteger& TMults) const;
0115
0116     Standard_Integer Curves2dDegree() const;
0117
0118     const TColgp_Array1OfPnt2d& Curve2dPoles (const Standard_Integer Index) const;
0119
0120     const TColStd_Array1OfReal& Curves2dKnots() const;
0121
0122     const TColStd_Array1OfInteger& Curves2dMults() const;
0123
0124     void TolReached (Standard_Real& Tol3d, Standard_Real& Tol2d) const;
0125
0126   Standard_EXPORT Standard_Real TolCurveOnSurf (const Standard_Integer Index) const;
0127
0128
0129
0130
0131 protected:
0132
0133
0134
0135
0136
0137 private:
0138
0139
0140   Standard_EXPORT void InternalPerform (const Handle(GeomFill_Line)& Lin, GeomFill_SectionGenerator& SecGen, const Standard_Boolean SpApprox, const Standard_Boolean UseVariational);
0141
0142
0143   Standard_Boolean done;
0144   Standard_Integer dmin;
0145   Standard_Integer dmax;
0146   Standard_Real tol3d;
0147   Standard_Real tol2d;
0148   Standard_Integer nbit;
0149   Standard_Integer udeg;
0150   Standard_Integer vdeg;
0151   Standard_Boolean knownp;
0152   Handle(TColgp_HArray2OfPnt) tabPoles;
0153   Handle(TColStd_HArray2OfReal) tabWeights;
0154   Handle(TColStd_HArray1OfReal) tabUKnots;
0155   Handle(TColStd_HArray1OfReal) tabVKnots;
0156   Handle(TColStd_HArray1OfInteger) tabUMults;
0157   Handle(TColStd_HArray1OfInteger) tabVMults;
0158   TColgp_SequenceOfArray1OfPnt2d seqPoles2d;
0159   Standard_Real tol3dreached;
0160   Standard_Real tol2dreached;
0161   Approx_ParametrizationType paramtype;
0162   GeomAbs_Shape continuity;
0163   Standard_Real critweights[3];
0164
0165
0166 };
0167
0168 #define TheSectionGenerator GeomFill_SectionGenerator
0169 #define TheSectionGenerator_hxx <GeomFill_SectionGenerator.hxx>
0170 #define Handle_TheLine Handle(GeomFill_Line)
0171 #define TheLine GeomFill_Line
0172 #define TheLine_hxx <GeomFill_Line.hxx>
0173 #define AppBlend_AppSurf GeomFill_AppSurf
0174 #define AppBlend_AppSurf_hxx <GeomFill_AppSurf.hxx>
0175
0176 #include <AppBlend_AppSurf.lxx>
0177
0178 #undef TheSectionGenerator
0179 #undef TheSectionGenerator_hxx
0180 #undef Handle_TheLine
0181 #undef TheLine
0182 #undef TheLine_hxx
0183 #undef AppBlend_AppSurf
0184 #undef AppBlend_AppSurf_hxx
0185
0186
0187
0188
0189 #endif // _GeomFill_AppSurf_HeaderFile