include/opencascade/GeomFill_FunctionDraft.hxx

0001 // Created on: 1998-04-27
0002 // Created by: Stephanie HUMEAU
0003 // Copyright (c) 1998-1999 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_FunctionDraft_HeaderFile
0018 #define _GeomFill_FunctionDraft_HeaderFile
0019
0020 #include <Adaptor3d_Surface.hxx>
0021 #include <math_FunctionSetWithDerivatives.hxx>
0022 #include <math_Vector.hxx>
0023
0024 class math_Matrix;
0025 class gp_Vec;
0026 class GeomFill_Tensor;
0027
0028
0029
0030 class GeomFill_FunctionDraft  : public math_FunctionSetWithDerivatives
0031 {
0032 public:
0033
0034   DEFINE_STANDARD_ALLOC
0035
0036
0037   Standard_EXPORT GeomFill_FunctionDraft(const Handle(Adaptor3d_Surface)& S, const Handle(Adaptor3d_Curve)& C);
0038
0039   //! returns the number of variables of the function.
0040   Standard_EXPORT virtual Standard_Integer NbVariables() const Standard_OVERRIDE;
0041
0042   //! returns the number of equations of the function.
0043   Standard_EXPORT virtual Standard_Integer NbEquations() const Standard_OVERRIDE;
0044
0045   //! computes the values <F> of the Functions for the
0046   //! variable <X>.
0047   //! Returns True if the computation was done successfully,
0048   //! False otherwise.
0049   Standard_EXPORT virtual Standard_Boolean Value (const math_Vector& X, math_Vector& F) Standard_OVERRIDE;
0050
0051   //! returns the values <D> of the derivatives for the
0052   //! variable <X>.
0053   //! Returns True if the computation was done successfully,
0054   //! False otherwise.
0055   Standard_EXPORT virtual Standard_Boolean Derivatives (const math_Vector& X, math_Matrix& D) Standard_OVERRIDE;
0056
0057   //! returns the values <F> of the functions and the derivatives
0058   //! <D> for the variable <X>.
0059   //! Returns True if the computation was done successfully,
0060   //! False otherwise.
0061   Standard_EXPORT virtual Standard_Boolean Values (const math_Vector& X, math_Vector& F, math_Matrix& D) Standard_OVERRIDE;
0062
0063   //! returns the values <F> of the T derivatives for
0064   //! the parameter Param .
0065   Standard_EXPORT Standard_Boolean DerivT (const Handle(Adaptor3d_Curve)& C, const Standard_Real Param, const Standard_Real W, const gp_Vec& dN, const Standard_Real teta, math_Vector& F);
0066
0067   //! returns the values <F> of the T2 derivatives for
0068   //! the parameter Param .
0069   Standard_EXPORT Standard_Boolean Deriv2T (const Handle(Adaptor3d_Curve)& C, const Standard_Real Param, const Standard_Real W, const gp_Vec& d2N, const Standard_Real teta, math_Vector& F);
0070
0071   //! returns the values <D> of  the TX derivatives for
0072   //! the parameter Param .
0073   Standard_EXPORT Standard_Boolean DerivTX (const gp_Vec& dN, const Standard_Real teta, math_Matrix& D);
0074
0075   //! returns the values <T> of  the X2 derivatives for
0076   //! the parameter Param .
0077   Standard_EXPORT Standard_Boolean Deriv2X (const math_Vector& X, GeomFill_Tensor& T);
0078
0079
0080
0081
0082 protected:
0083
0084
0085
0086
0087
0088 private:
0089
0090
0091
0092   Handle(Adaptor3d_Curve) TheCurve;
0093   Handle(Adaptor3d_Surface) TheSurface;
0094
0095
0096 };
0097
0098
0099
0100
0101
0102
0103
0104 #endif // _GeomFill_FunctionDraft_HeaderFile