src/gromacs/random/tabulatednormaldistribution.cpp

   1 /*
   2  * This file is part of the GROMACS molecular simulation package.
   3  *
   4  * Copyright (c) 2015,2016, by the GROMACS development team, led by
   5  * Mark Abraham, David van der Spoel, Berk Hess, and Erik Lindahl,
   6  * and including many others, as listed in the AUTHORS file in the
   7  * top-level source directory and at http://www.gromacs.org.
   8  *
   9  * GROMACS is free software; you can redistribute it and/or
  10  * modify it under the terms of the GNU Lesser General Public License
  11  * as published by the Free Software Foundation; either version 2.1
  12  * of the License, or (at your option) any later version.
  13  *
  14  * GROMACS is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  17  * Lesser General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU Lesser General Public
  20  * License along with GROMACS; if not, see
  21  * http://www.gnu.org/licenses, or write to the Free Software Foundation,
  22  * Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA.
  23  *
  24  * If you want to redistribute modifications to GROMACS, please
  25  * consider that scientific software is very special. Version
  26  * control is crucial - bugs must be traceable. We will be happy to
  27  * consider code for inclusion in the official distribution, but
  28  * derived work must not be called official GROMACS. Details are found
  29  * in the README & COPYING files - if they are missing, get the
  30  * official version at http://www.gromacs.org.
  31  *
  32  * To help us fund GROMACS development, we humbly ask that you cite
  33  * the research papers on the package. Check out http://www.gromacs.org.
  34  */
  35
  36 #include "gmxpre.h"
  37
  38 #include "tabulatednormaldistribution.h"
  39
  40 namespace gmx
  41 {
  42
  43 // MSVC does not handle extern template class members correctly even in MSVC 2015,
  44 // so in that case we have to instantiate in every object using it.
  45 #if !defined(_MSC_VER)
  46 // This is by far the most common version of the normal distribution table,
  47 // so we use this as an extern template specialization to avoid instantiating
  48 // the table in all files using it, unless the user has requested a different
  49 // precision or resolution.
  50 template<>
  51 const std::vector<real> TabulatedNormalDistribution<real, c_TabulatedNormalDistributionDefaultBits>::c_table_ = TabulatedNormalDistribution<real, c_TabulatedNormalDistributionDefaultBits>::makeTable();
  52 #else
  53 // Avoid compiler warnings about no public symbols
  54 void TabulatedNormalDistributionDummy(){}
  55 #endif
  56
  57 }