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1 | // Created on: 1996-12-05 |
| 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 _GeomFill_Tensor_HeaderFile |
| 18 | #define _GeomFill_Tensor_HeaderFile |
| 19 | |
| 20 | #include <Standard.hxx> |
| 21 | #include <Standard_DefineAlloc.hxx> |
| 22 | #include <Standard_Handle.hxx> |
| 23 | |
| 24 | #include <TColStd_Array1OfReal.hxx> |
| 25 | #include <Standard_Integer.hxx> |
| 26 | #include <Standard_Real.hxx> |
| 27 | #include <math_Vector.hxx> |
| 28 | class Standard_DimensionError; |
| 29 | class Standard_RangeError; |
| 30 | class math_Matrix; |
| 31 | |
| 32 | |
| 33 | //! used to store the "gradient of gradient" |
| 34 | class GeomFill_Tensor |
| 35 | { |
| 36 | public: |
| 37 | |
| 38 | DEFINE_STANDARD_ALLOC |
| 39 | |
| 40 | |
| 41 | Standard_EXPORT GeomFill_Tensor(const Standard_Integer NbRow, const Standard_Integer NbCol, const Standard_Integer NbMat); |
| 42 | |
| 43 | //! Initialize all the elements of a Tensor to InitialValue. |
| 44 | Standard_EXPORT void Init (const Standard_Real InitialValue); |
| 45 | |
| 46 | //! accesses (in read or write mode) the value of index <Row>, |
| 47 | //! <Col> and <Mat> of a Tensor. |
| 48 | //! An exception is raised if <Row>, <Col> or <Mat> are not |
| 49 | //! in the correct range. |
| 50 | const Standard_Real& Value (const Standard_Integer Row, const Standard_Integer Col, const Standard_Integer Mat) const; |
| 51 | const Standard_Real& operator() (const Standard_Integer Row, const Standard_Integer Col, const Standard_Integer Mat) const |
| 52 | { |
| 53 | return Value(Row,Col,Mat); |
| 54 | } |
| 55 | |
| 56 | //! accesses (in read or write mode) the value of index <Row>, |
| 57 | //! <Col> and <Mat> of a Tensor. |
| 58 | //! An exception is raised if <Row>, <Col> or <Mat> are not |
| 59 | //! in the correct range. |
| 60 | Standard_Real& ChangeValue (const Standard_Integer Row, const Standard_Integer Col, const Standard_Integer Mat); |
| 61 | Standard_Real& operator() (const Standard_Integer Row, const Standard_Integer Col, const Standard_Integer Mat) |
| 62 | { |
| 63 | return ChangeValue(Row,Col,Mat); |
| 64 | } |
| 65 | |
| 66 | Standard_EXPORT void Multiply (const math_Vector& Right, math_Matrix& Product) const; |
| 67 | |
| 68 | |
| 69 | |
| 70 | |
| 71 | protected: |
| 72 | |
| 73 | |
| 74 | |
| 75 | |
| 76 | |
| 77 | private: |
| 78 | |
| 79 | |
| 80 | |
| 81 | TColStd_Array1OfReal Tab; |
| 82 | Standard_Integer nbrow; |
| 83 | Standard_Integer nbcol; |
| 84 | Standard_Integer nbmat; |
| 85 | Standard_Integer nbmtcl; |
| 86 | |
| 87 | |
| 88 | }; |
| 89 | |
| 90 | |
| 91 | #include <GeomFill_Tensor.lxx> |
| 92 | |
| 93 | |
| 94 | |
| 95 | |
| 96 | |
| 97 | #endif // _GeomFill_Tensor_HeaderFile |
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