forked from lijiext/lammps
71 lines
2.7 KiB
C++
71 lines
2.7 KiB
C++
/*
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*_________________________________________________________________________*
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* POEMS: PARALLELIZABLE OPEN SOURCE EFFICIENT MULTIBODY SOFTWARE *
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* DESCRIPTION: SEE READ-ME *
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* FILE NAME: vect6.h *
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* AUTHORS: See Author List *
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* GRANTS: See Grants List *
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* COPYRIGHT: (C) 2005 by Authors as listed in Author's List *
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* LICENSE: Please see License Agreement *
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* DOWNLOAD: Free at www.rpi.edu/~anderk5 *
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* ADMINISTRATOR: Prof. Kurt Anderson *
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* Computational Dynamics Lab *
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* Rensselaer Polytechnic Institute *
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* 110 8th St. Troy NY 12180 *
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* CONTACT: anderk5@rpi.edu *
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*_________________________________________________________________________*/
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#ifndef VECT6_H
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#define VECT6_H
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#include "virtualcolmatrix.h"
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class Matrix;
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class Mat6x6;
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class ColMatrix;
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class Vect3;
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class Vect6 : public VirtualColMatrix {
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double elements[6];
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public:
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Vect6();
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~Vect6();
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Vect6(const Vect6& A); // copy constructor
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Vect6(const VirtualMatrix& A); // copy constructor
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double& operator_1int (int i); // array access
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double Get_1int(int i) const;
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void Set_1int(int i, double value);
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double BasicGet_1int(int i) const;
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void BasicSet_1int(int i, double value);
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void BasicIncrement_1int(int i, double value);
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void Const(double value);
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MatrixType GetType() const;
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std::ostream& WriteData(std::ostream& c) const;
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std::istream& ReadData(std::istream& c);
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void AssignVM(const VirtualMatrix& A);
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Vect6& operator=(const Vect6& A); // assignment operator
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Vect6& operator=(const VirtualMatrix& A); // overloaded =
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Vect6& operator*=(double b);
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friend Matrix T(const Vect6& A); // a wasteful transpose
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friend void Set6DAngularVector(Vect6& v6, Vect3& v3);
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friend void Set6DLinearVector(Vect6& v6, Vect3& v3);
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// fast matrix operations
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friend void FastAdd(Vect6& A, Vect6& B, Vect6& C);
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friend void FastSubt(Vect6& A, Vect6& B, Vect6& C);
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friend void FastMult(Mat6x6& A, Vect6& B, Vect6& C);
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friend void FastMult(Matrix& A, ColMatrix& B, Vect6& C);
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friend void FastTMult(Mat6x6& A, Vect6& B, Vect6& C);
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friend void FastTMult(Matrix& A, Vect6& B, ColMatrix& C);
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friend void FastLDLTSubs(Mat6x6& LD, Vect6& B, Vect6& C);
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friend void OnPopulateSVect(Vect3& angular, Vect3& linear, Vect6& sV);
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};
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#endif
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