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Diffstat (limited to 'intern/iksolver/intern/TNT/fcscmat.h')
| -rw-r--r-- | intern/iksolver/intern/TNT/fcscmat.h | 167 |
1 files changed, 0 insertions, 167 deletions
diff --git a/intern/iksolver/intern/TNT/fcscmat.h b/intern/iksolver/intern/TNT/fcscmat.h deleted file mode 100644 index 8865dc7a039..00000000000 --- a/intern/iksolver/intern/TNT/fcscmat.h +++ /dev/null @@ -1,167 +0,0 @@ -/** - */ - -/* - -* -* Template Numerical Toolkit (TNT): Linear Algebra Module -* -* Mathematical and Computational Sciences Division -* National Institute of Technology, -* Gaithersburg, MD USA -* -* -* This software was developed at the National Institute of Standards and -* Technology (NIST) by employees of the Federal Government in the course -* of their official duties. Pursuant to title 17 Section 105 of the -* United States Code, this software is not subject to copyright protection -* and is in the public domain. The Template Numerical Toolkit (TNT) is -* an experimental system. NIST assumes no responsibility whatsoever for -* its use by other parties, and makes no guarantees, expressed or implied, -* about its quality, reliability, or any other characteristic. -* -* BETA VERSION INCOMPLETE AND SUBJECT TO CHANGE -* see http://math.nist.gov/tnt for latest updates. -* -*/ - - - -// Templated compressed sparse column matrix (Fortran conventions). -// uses 1-based offsets in storing row indices. -// Used primarily to interface with Fortran sparse matrix libaries. -// (CANNOT BE USED AS AN STL CONTAINER.) - - -#ifndef FCSCMAT_H -#define FCSCMAT_H - -#include <iostream> -#include <cassert> -#include "tnt.h" -#include "vec.h" - -using namespace std; - -namespace TNT -{ - -template <class T> -class Fortran_Sparse_Col_Matrix -{ - - protected: - - Vector<T> val_; // data values (nz_ elements) - Vector<Subscript> rowind_; // row_ind (nz_ elements) - Vector<Subscript> colptr_; // col_ptr (n_+1 elements) - - int nz_; // number of nonzeros - Subscript m_; // global dimensions - Subscript n_; - - public: - - - Fortran_Sparse_Col_Matrix(void); - Fortran_Sparse_Col_Matrix(const Fortran_Sparse_Col_Matrix<T> &S) - : val_(S.val_), rowind_(S.rowind_), colptr_(S.colptr_), nz_(S.nz_), - m_(S.m_), n_(S.n_) {}; - Fortran_Sparse_Col_Matrix(Subscript M, Subscript N, - Subscript nz, const T *val, const Subscript *r, - const Subscript *c) : val_(nz, val), rowind_(nz, r), - colptr_(N+1, c), nz_(nz), m_(M), n_(N) {}; - - Fortran_Sparse_Col_Matrix(Subscript M, Subscript N, - Subscript nz, char *val, char *r, - char *c) : val_(nz, val), rowind_(nz, r), - colptr_(N+1, c), nz_(nz), m_(M), n_(N) {}; - - Fortran_Sparse_Col_Matrix(Subscript M, Subscript N, - Subscript nz, const T *val, Subscript *r, Subscript *c) - : val_(nz, val), rowind_(nz, r), colptr_(N+1, c), nz_(nz), - m_(M), n_(N) {}; - - ~Fortran_Sparse_Col_Matrix() {}; - - - T & val(Subscript i) { return val_(i); } - const T & val(Subscript i) const { return val_(i); } - - Subscript & row_ind(Subscript i) { return rowind_(i); } - const Subscript & row_ind(Subscript i) const { return rowind_(i); } - - Subscript col_ptr(Subscript i) { return colptr_(i);} - const Subscript col_ptr(Subscript i) const { return colptr_(i);} - - - Subscript num_cols() const { return m_;} - Subscript num_rows() const { return n_; } - - Subscript dim(Subscript i) const - { -#ifdef TNT_BOUNDS_CHECK - assert( 1 <= i ); - assert( i <= 2 ); -#endif - if (i==1) return m_; - else if (i==2) return m_; - else return 0; - } - - Subscript num_nonzeros() const {return nz_;}; - Subscript lbound() const {return 1;} - - - - Fortran_Sparse_Col_Matrix& operator=(const - Fortran_Sparse_Col_Matrix &C) - { - val_ = C.val_; - rowind_ = C.rowind_; - colptr_ = C.colptr_; - nz_ = C.nz_; - m_ = C.m_; - n_ = C.n_; - - return *this; - } - - Fortran_Sparse_Col_Matrix& newsize(Subscript M, Subscript N, - Subscript nz) - { - val_.newsize(nz); - rowind_.newsize(nz); - colptr_.newsize(N+1); - return *this; - } -}; - -template <class T> -ostream& operator<<(ostream &s, const Fortran_Sparse_Col_Matrix<T> &A) -{ - Subscript M=A.num_rows(); - Subscript N=A.num_cols(); - - s << M << " " << N << " " << A.num_nonzeros() << endl; - - - for (Subscript k=1; k<=N; k++) - { - Subscript start = A.col_ptr(k); - Subscript end = A.col_ptr(k+1); - - for (Subscript i= start; i<end; i++) - { - s << A.row_ind(i) << " " << k << " " << A.val(i) << endl; - } - } - - return s; -} - - -} // namespace TNT - -#endif /* FCSCMAT_H */ - |