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Diffstat (limited to 'intern/iksolver/intern/TNT/transv.h')
| -rw-r--r-- | intern/iksolver/intern/TNT/transv.h | 164 |
1 files changed, 0 insertions, 164 deletions
diff --git a/intern/iksolver/intern/TNT/transv.h b/intern/iksolver/intern/TNT/transv.h deleted file mode 100644 index 5500cecff40..00000000000 --- a/intern/iksolver/intern/TNT/transv.h +++ /dev/null @@ -1,164 +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. -* -*/ - - - -// Matrix Transpose Views - -#ifndef TRANSV_H -#define TRANSV_H - -#include <iostream> -#include <cassert> -#include "vec.h" - -namespace TNT -{ - -template <class Array2D> -class Transpose_View -{ - protected: - - const Array2D & A_; - - public: - - typedef typename Array2D::element_type T; - typedef T value_type; - typedef T element_type; - typedef T* pointer; - typedef T* iterator; - typedef T& reference; - typedef const T* const_iterator; - typedef const T& const_reference; - - - const Array2D & array() const { return A_; } - Subscript num_rows() const { return A_.num_cols();} - Subscript num_cols() const { return A_.num_rows();} - Subscript lbound() const { return A_.lbound(); } - Subscript dim(Subscript i) const - { -#ifdef TNT_BOUNDS_CHECK - assert( A_.lbound() <= i); - assert( i<= A_.lbound()+1); -#endif - if (i== A_.lbound()) - return num_rows(); - else - return num_cols(); - } - - - Transpose_View(const Transpose_View<Array2D> &A) : A_(A.A_) {}; - Transpose_View(const Array2D &A) : A_(A) {}; - - - inline const typename Array2D::element_type & operator()( - Subscript i, Subscript j) const - { -#ifdef TNT_BOUNDS_CHECK - assert(lbound()<=i); - assert(i<=A_.num_cols() + lbound() - 1); - assert(lbound()<=j); - assert(j<=A_.num_rows() + lbound() - 1); -#endif - - return A_(j,i); - } - - -}; - -template <class Matrix> -Transpose_View<Matrix> Transpose_view(const Matrix &A) -{ - return Transpose_View<Matrix>(A); -} - -template <class Matrix, class T> -Vector<T> matmult( - const Transpose_View<Matrix> & A, - const Vector<T> &B) -{ - Subscript M = A.num_rows(); - Subscript N = A.num_cols(); - - assert(B.dim() == N); - - Vector<T> x(N); - - Subscript i, j; - T tmp = 0; - - for (i=1; i<=M; i++) - { - tmp = 0; - for (j=1; j<=N; j++) - tmp += A(i,j) * B(j); - x(i) = tmp; - } - - return x; -} - -template <class Matrix, class T> -inline Vector<T> operator*(const Transpose_View<Matrix> & A, const Vector<T> &B) -{ - return matmult(A,B); -} - - -template <class Matrix> -std::ostream& operator<<(std::ostream &s, const Transpose_View<Matrix> &A) -{ - Subscript M=A.num_rows(); - Subscript N=A.num_cols(); - - Subscript start = A.lbound(); - Subscript Mend = M + A.lbound() - 1; - Subscript Nend = N + A.lbound() - 1; - - s << M << " " << N << endl; - for (Subscript i=start; i<=Mend; i++) - { - for (Subscript j=start; j<=Nend; j++) - { - s << A(i,j) << " "; - } - s << endl; - } - - - return s; -} - -} // namespace TNT - -#endif // TRANSV_H - |