tnt_vec.h Source File

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# tnt_vec.h

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    00001 /*
    00002 *
    00003 * Template Numerical Toolkit (TNT)
    00004 *
    00005 * Mathematical and Computational Sciences Division
    00006 * National Institute of Technology,
    00007 * Gaithersburg, MD USA
    00008 *
    00009 *
    00010 * This software was developed at the National Institute of Standards and
    00011 * Technology (NIST) by employees of the Federal Government in the course
    00012 * of their official duties. Pursuant to title 17 Section 105 of the
    00013 * United States Code, this software is not subject to copyright protection
    00014 * and is in the public domain. NIST assumes no responsibility whatsoever for
    00015 * its use by other parties, and makes no guarantees, expressed or implied,
    00016 * about its quality, reliability, or any other characteristic.
    00017 *
    00018 */
    00019
    00020
    00021
    00022 #ifndef TNT_VEC_H
    00023 #define TNT_VEC_H
    00024
    00025 #include "tnt_subscript.h"
    00026 #include <cstdlib>
    00027 #include <cassert>
    00028 #include <iostream>
    00029 #include <strstream>
    00030
    00031 namespace TNT
    00032 {
    00033
    00040
    00041 template <class T>
    00042 class Vector
    00043 {
    00044
    00045
    00046   public:
    00047
    00048     typedef Subscript   size_type;
    00049     typedef         T   value_type;
    00050     typedef         T   element_type;
    00051     typedef         T*  pointer;
    00052     typedef         T*  iterator;
    00053     typedef         T&  reference;
    00054     typedef const   T*  const_iterator;
    00055     typedef const   T&  const_reference;
    00056
    00057     Subscript lbound() const { return 1;}
    00058
    00059
    00060
    00061   public:
    00062
    00063     // access
    00064
    00065     iterator begin() { return v_;}
    00066     iterator end()   { return v_ + n_; }
    00067     const iterator begin() const { return v_;}
    00068     const iterator end() const  { return v_ + n_; }
    00069
    00070     // destructor
    00071
    00072     ~Vector() ;
    00073
    00074     // constructors
    00075
    00076     Vector();
    00077
    00078     Vector(const Vector<T> &A);
    00079
    00080     Vector(Subscript N, const T& value = T()) :  v_(0), vm1_(0), n_(0);
    00081
    00082     Vector(Subscript N, const T* v) :  v_(0), vm1_(0), n_(0);
    00083
    00084     Vector(Subscript N, char *s) :  v_(0), vm1_(0), n_(0);
    00085
    00086     Vector<T>& newsize(Subscript N);
    00087
    00088
    00089     Vector<T>& operator=(const Vector<T> &A);
    00090     Vector<T>& operator=(const T& scalar);
    00091
    00092     inline Subscript dim() const ;
    00093
    00094     inline Subscript size() const ;
    00095
    00096
    00097     inline reference operator()(Subscript i);
    00098
    00099     inline const_reference operator() (Subscript i) const;
    00100
    00101     inline reference operator[](Subscript i);
    00102
    00103     inline const_reference operator[](Subscript i) const;
    00104
    00105
    00106
    00107 };
    00108
    00109
    00110 /* ***************************  I/O  ********************************/
    00111
    00112 template <class T>
    00113 std::ostream& operator<<(std::ostream &s, const Vector<T> &A);
    00114
    00115 template <class T>
    00116 std::istream & operator>>(std::istream &s, Vector<T> &A);
    00117
    00118 // *******************[ basic matrix algorithms ]***************************
    00119
    00120
    00121 template <class T>
    00122 Vector<T> operator+(const Vector<T> &A, const Vector<T> &B);
    00123
    00124 template <class T>
    00125 Vector<T> operator-(const Vector<T> &A, const Vector<T> &B);
    00126
    00127
    00128 template <class T>
    00129 Vector<T> operator*(const Vector<T> &A, const Vector<T> &B);
    00130
    00131
    00132 template <class T>
    00133 T dot_prod(const Vector<T> &A, const Vector<T> &B);
    00134
    00135 }   /* namespace TNT */
    00136
    00137 #endif
    00138 // TNT_VEC_H