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Diffstat (limited to 'intern/iksolver/intern/TNT/vecadaptor.h')
| -rw-r--r-- | intern/iksolver/intern/TNT/vecadaptor.h | 284 |
1 files changed, 0 insertions, 284 deletions
diff --git a/intern/iksolver/intern/TNT/vecadaptor.h b/intern/iksolver/intern/TNT/vecadaptor.h deleted file mode 100644 index 77d4e2c05a4..00000000000 --- a/intern/iksolver/intern/TNT/vecadaptor.h +++ /dev/null @@ -1,284 +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. -* -*/ - - - -#ifndef VECADAPTOR_H -#define VECADAPTOR_H - -#include <cstdlib> -#include <iostream> -#include <cassert> - -#include "subscript.h" - -#ifdef TNT_USE_REGIONS -#include "region1d.h" -#endif - -namespace TNT -{ - -// see "tntreq.h" for TNT requirements for underlying vector -// class. This need NOT be the STL vector<> class, but a subset -// that provides minimal services. -// -// This is a container adaptor that provides the following services. -// -// o) adds 1-offset operator() access ([] is always 0 offset) -// o) adds TNT_BOUNDS_CHECK to () and [] -// o) adds initialization from strings, e.g. "1.0 2.0 3.0"; -// o) adds newsize(N) function (does not preserve previous values) -// o) adds dim() and dim(1) -// o) adds free() function to release memory used by vector -// o) adds regions, e.g. A(Index(1,10)) = ... -// o) add getVector() method to return adapted container -// o) adds simple I/O for ostreams - -template <class BBVec> -class Vector_Adaptor -{ - - public: - typedef typename BBVec::value_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; - - Subscript lbound() const { return 1; } - - protected: - BBVec v_; - T* vm1_; - - public: - - Subscript size() const { return v_.size(); } - - // These were removed so that the ANSI C++ valarray class - // would work as a possible storage container. - // - // - //iterator begin() { return v_.begin();} - //iterator begin() { return &v_[0];} - // - //iterator end() { return v_.end(); } - //iterator end() { return &v_[0] + v_.size(); } - // - //const_iterator begin() const { return v_.begin();} - //const_iterator begin() const { return &v_[0];} - // - //const_iterator end() const { return v_.end(); } - //const_iterator end() const { return &v_[0] + v_.size(); } - - BBVec& getVector() { return v_; } - Subscript dim() const { return v_.size(); } - Subscript dim(Subscript i) - { -#ifdef TNT_BOUNDS_CHECK - assert(i==TNT_BASE_OFFSET); -#endif - return (i==TNT_BASE_OFFSET ? v_.size() : 0 ); - } - Vector_Adaptor() : v_() {}; - Vector_Adaptor(const Vector_Adaptor<BBVec> &A) : v_(A.v_) - { - vm1_ = ( v_.size() > 0 ? &(v_[0]) -1 : NULL); - - } - - Vector_Adaptor(Subscript N, const T& value = T()) : v_(N) - { - for (Subscript i=0; i<N; i++) - v_[i] = value; - - vm1_ = ( v_.size() > 0 ? &(v_[0]) -1 : NULL); - } - - Vector_Adaptor(Subscript N, const T* values) : v_(N) - { - for (Subscript i=0; i<N; i++) - v_[i] = values[i]; - vm1_ = ( v_.size() > 0 ? &(v_[0]) -1 : NULL); - } - Vector_Adaptor(const BBVec & A) : v_(A) - { - vm1_ = ( v_.size() > 0 ? &(v_[0]) -1 : NULL); - } - - // NOTE: this assumes that BBVec(0) constructor creates an - // null vector that does not take up space... It would be - // great to require that BBVec have a corresponding free() - // function, but in particular STL vectors do not. - // - Vector_Adaptor<BBVec>& free() - { - return *this = Vector_Adaptor<BBVec>(0); - } - - Vector_Adaptor<BBVec>& operator=(const Vector_Adaptor<BBVec> &A) - { - v_ = A.v_ ; - vm1_ = ( v_.size() > 0 ? &(v_[0]) -1 : NULL); - return *this; - } - - Vector_Adaptor<BBVec>& newsize(Subscript N) - { - // NOTE: this is not as efficient as it could be - // but to retain compatiblity with STL interface - // we cannot assume underlying implementation - // has a newsize() function. - - return *this = Vector_Adaptor<BBVec>(N); - - } - - Vector_Adaptor<BBVec>& operator=(const T &a) - { - Subscript i; - Subscript N = v_.size(); - for (i=0; i<N; i++) - v_[i] = a; - - return *this; - } - - Vector_Adaptor<BBVec>& resize(Subscript N) - { - if (N == size()) return *this; - - Vector_Adaptor<BBVec> tmp(N); - Subscript n = (N < size() ? N : size()); // min(N, size()); - Subscript i; - - for (i=0; i<n; i++) - tmp[i] = v_[i]; - - - return (*this = tmp); - - } - - - reference operator()(Subscript i) - { -#ifdef TNT_BOUNDS_CHECK - assert(1<=i); - assert(i<=dim()); -#endif - return vm1_[i]; - } - - const_reference operator()(Subscript i) const - { -#ifdef TNT_BOUNDS_CHECK - assert(1<=i); - assert(i<=dim()); -#endif - return vm1_[i]; - } - - reference operator[](Subscript i) - { -#ifdef TNT_BOUNDS_CHECK - assert(0<=i); - assert(i<dim()); -#endif - return v_[i]; - } - - const_reference operator[](Subscript i) const - { -#ifdef TNT_BOUNDS_CHECK - assert(0<=i); - assert(i<dim()); -#endif - return v_[i]; - } - - -#ifdef TNT_USE_REGIONS - // "index-aware" features, all of these are 1-based offsets - - typedef Region1D<Vector_Adaptor<BBVec> > Region; - - typedef const_Region1D< Vector_Adaptor<BBVec> > const_Region; - - Region operator()(const Index1D &I) - { return Region(*this, I); } - - Region operator()(const Subscript i1, Subscript i2) - { return Region(*this, i1, i2); } - - const_Region operator()(const Index1D &I) const - { return const_Region(*this, I); } - - const_Region operator()(const Subscript i1, Subscript i2) const - { return const_Region(*this, i1, i2); } -#endif -// TNT_USE_REGIONS - - -}; - -#include <iostream> - -template <class BBVec> -std::ostream& operator<<(std::ostream &s, const Vector_Adaptor<BBVec> &A) -{ - Subscript M=A.size(); - - s << M << endl; - for (Subscript i=1; i<=M; i++) - s << A(i) << endl; - return s; -} - -template <class BBVec> -std::istream& operator>>(std::istream &s, Vector_Adaptor<BBVec> &A) -{ - Subscript N; - - s >> N; - - A.resize(N); - - for (Subscript i=1; i<=N; i++) - s >> A(i); - - return s; -} - -} // namespace TNT - -#endif - |