vector_factory.h

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/*
  This file is part of MADNESS.
 
  Copyright (C) 2007,2010 Oak Ridge National Laboratory
 
  This program is free software; you can redistribute it and/or modify
  it under the terms of the GNU General Public License as published by
  the Free Software Foundation; either version 2 of the License, or
  (at your option) any later version.
 
  This program is distributed in the hope that it will be useful,
  but WITHOUT ANY WARRANTY; without even the implied warranty of
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  GNU General Public License for more details.
 
  You should have received a copy of the GNU General Public License
  along with this program; if not, write to the Free Software
  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
 
  For more information please contact:
 
  Robert J. Harrison
  Oak Ridge National Laboratory
  One Bethel Valley Road
  P.O. Box 2008, MS-6367
 
  email: harrisonrj@ornl.gov
  tel:   865-241-3937
  fax:   865-572-0680
 
 
  $Id$
*/
 
 
#ifndef MADNESS_TENSOR_VECTOR_FACTORY_H__INCLUDED
#define MADNESS_TENSOR_VECTOR_FACTORY_H__INCLUDED
 
#include <vector>
 
/// \file vector_factory.h
/// \brief Declares and implements factories for short vectors
 
/// \ingroup tensor
 
namespace madness {
 
    /// Returns a std::vector<T> initialized from the arguments
    template <typename T>
    inline std::vector<T> vector_factory(const T& v0) {
        std::vector<T> v(1);
        v[0] = v0;
        return v;
    }
 
    /// Returns a std::vector<T> initialized from the arguments
    template <typename T>
    inline std::vector<T> vector_factory(const T& v0, const T& v1) {
        std::vector<T> v(2);
        v[0] = v0;
        v[1] = v1;
        return v;
    }
 
    /// Returns a std::vector<T> initialized from the arguments
    template <typename T>
    inline std::vector<T> vector_factory(const T& v0, const T& v1,
                                         const T& v2) {
        std::vector<T> v(3);
        v[0] = v0;
        v[1] = v1;
        v[2] = v2;
        return v;
    }
 
    /// Returns a std::vector<T> initialized from the arguments
    template <typename T>
    inline std::vector<T> vector_factory(const T& v0, const T& v1,
                                         const T& v2, const T& v3) {
        std::vector<T> v(4);
        v[0] = v0;
        v[1] = v1;
        v[2] = v2;
        v[3] = v3;
        return v;
    }
 
    /// Returns a std::vector<T> initialized from the arguments
    template <typename T>
    inline std::vector<T> vector_factory(const T& v0, const T& v1,
                                         const T& v2, const T& v3,
                                         const T& v4) {
        std::vector<T> v(5);
        v[0] = v0;
        v[1] = v1;
        v[2] = v2;
        v[3] = v3;
        v[4] = v4;
        return v;
    }
 
    /// Returns a std::vector<T> initialized from the arguments
    template <typename T>
    inline std::vector<T> vector_factory(const T& v0, const T& v1,
                                         const T& v2, const T& v3,
                                         const T& v4, const T& v5) {
        std::vector<T> v(6);
        v[0] = v0;
        v[1] = v1;
        v[2] = v2;
        v[3] = v3;
        v[4] = v4;
        v[5] = v5;
        return v;
    }
 
    /// Returns a std::vector<T> initialized from the arguments
    template <typename T>
    inline std::vector<T> vector_factory(const T& v0, const T& v1,
                                         const T& v2, const T& v3,
                                         const T& v4, const T& v5,
                                         const T& v6) {
        std::vector<T> v(7);
        v[0] = v0;
        v[1] = v1;
        v[2] = v2;
        v[3] = v3;
        v[4] = v4;
        v[5] = v5;
        v[6] = v6;
        return v;
    }
 
    /// Returns a std::vector<T> initialized from the arguments
    template <typename T>
    inline std::vector<T> vector_factory(const T& v0, const T& v1,
                                         const T& v2, const T& v3,
                                         const T& v4, const T& v5,
                                         const T& v6, const T& v7) {
        std::vector<T> v(8);
        v[0] = v0;
        v[1] = v1;
        v[2] = v2;
        v[3] = v3;
        v[4] = v4;
        v[5] = v5;
        v[6] = v6;
        v[7] = v7;
        return v;
    }
 
 
}
 
#endif // MADNESS_TENSOR_VECTOR_FACTORY_H__INCLUDED