1 // Created on: 1997-10-29 2 // Created by: Roman BORISOV 3 // Copyright (c) 1997-1999 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 _FEmTool_Assembly_HeaderFile 18 #define _FEmTool_Assembly_HeaderFile 19 20 #include <Standard.hxx> 21 #include <Standard_DefineAlloc.hxx> 22 #include <Standard_Handle.hxx> 23 24 #include <TColStd_Array2OfInteger.hxx> 25 #include <FEmTool_HAssemblyTable.hxx> 26 #include <Standard_Boolean.hxx> 27 #include <math_Vector.hxx> 28 #include <FEmTool_SeqOfLinConstr.hxx> 29 #include <TColStd_SequenceOfReal.hxx> 30 #include <Standard_Integer.hxx> 31 #include <Standard_Real.hxx> 32 class FEmTool_ProfileMatrix; 33 class math_Matrix; 34 35 36 //! Assemble and solve system from (one dimensional) Finite Elements 37 class FEmTool_Assembly 38 { 39 public: 40 41 DEFINE_STANDARD_ALLOC 42 43 44 Standard_EXPORT FEmTool_Assembly(const TColStd_Array2OfInteger& Dependence, const Handle(FEmTool_HAssemblyTable)& Table); 45 46 //! Nullify all Matrix 's Coefficient 47 Standard_EXPORT void NullifyMatrix(); 48 49 //! Add an elementary Matrix in the assembly Matrix 50 //! if Dependence(Dimension1,Dimension2) is False 51 Standard_EXPORT void AddMatrix (const Standard_Integer Element, const Standard_Integer Dimension1, const Standard_Integer Dimension2, const math_Matrix& Mat); 52 53 //! Nullify all Coordinate of assembly Vector (second member) 54 Standard_EXPORT void NullifyVector(); 55 56 //! Add an elementary Vector in the assembly Vector (second member) 57 Standard_EXPORT void AddVector (const Standard_Integer Element, const Standard_Integer Dimension, const math_Vector& Vec); 58 59 //! Delete all Constraints. 60 Standard_EXPORT void ResetConstraint(); 61 62 //! Nullify all Constraints. 63 Standard_EXPORT void NullifyConstraint(); 64 65 Standard_EXPORT void AddConstraint (const Standard_Integer IndexofConstraint, const Standard_Integer Element, const Standard_Integer Dimension, const math_Vector& LinearForm, const Standard_Real Value); 66 67 //! Solve the assembly system 68 //! Returns Standard_False if the computation failed. 69 Standard_EXPORT Standard_Boolean Solve(); 70 71 Standard_EXPORT void Solution (math_Vector& Solution) const; 72 73 Standard_EXPORT Standard_Integer NbGlobVar() const; 74 75 Standard_EXPORT void GetAssemblyTable (Handle(FEmTool_HAssemblyTable)& AssTable) const; 76 77 78 79 80 protected: 81 82 83 84 85 86 private: 87 88 89 90 TColStd_Array2OfInteger myDepTable; 91 Handle(FEmTool_HAssemblyTable) myRefTable; 92 Standard_Boolean IsSolved; 93 Handle(FEmTool_ProfileMatrix) H; 94 math_Vector B; 95 Handle(FEmTool_ProfileMatrix) GHGt; 96 FEmTool_SeqOfLinConstr G; 97 TColStd_SequenceOfReal C; 98 99 100 }; 101 102 103 104 105 106 107 108 #endif // _FEmTool_Assembly_HeaderFile 109