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parser_random.cc
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Sun, Nov 10, 03:30

parser_random.cc
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/**
* @file parser_random.cc
*
* @author Nicolas Richart <nicolas.richart@epfl.ch>
*
* @date creation: Thu Feb 21 2013
* @date last modification: Mon Dec 07 2015
*
* @brief implementation of the parser
*
* @section LICENSE
*
* Copyright (©) 2014, 2015 EPFL (Ecole Polytechnique Fédérale de Lausanne)
* Laboratory (LSMS - Laboratoire de Simulation en Mécanique des Solides)
*
* Akantu is free software: you can redistribute it and/or modify it under the
* terms of the GNU Lesser General Public License as published by the Free
* Software Foundation, either version 3 of the License, or (at your option) any
* later version.
*
* Akantu 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 Lesser General Public License for more
* details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with Akantu. If not, see <http://www.gnu.org/licenses/>.
*
*/
/* -------------------------------------------------------------------------- */
#include "parser.hh"
#include "parser_grammar_tmpl.hh"
/* -------------------------------------------------------------------------- */
#include "algebraic_parser.hh"
/* -------------------------------------------------------------------------- */
__BEGIN_AKANTU__
/* -------------------------------------------------------------------------- */
RandomParameter<Real> Parser::parseRandomParameter(const std::string & value, const ParserSection & section) {
using boost::spirit::ascii::space_type;
parser::RandomGeneratorGrammar<std::string::const_iterator, space_type> grammar(section);
grammar.name("random_grammar");
parser::ParsableRandomGenerator rg = Parser::parseType<parser::ParsableRandomGenerator>(value, grammar);
Vector<Real> params = rg.parameters;
switch(rg.type) {
case _rdt_not_defined: return RandomParameter<Real>(rg.base);
case _rdt_uniform: return RandomParameter<Real>(rg.base, UniformDistribution<Real>(params(0), params(1)));
case _rdt_weibull: return RandomParameter<Real>(rg.base, WeibullDistribution<Real>(params(0), params(1)));
default:
AKANTU_EXCEPTION("This is an unknown random distribution in the parser");
}
}
/* -------------------------------------------------------------------------- */
__END_AKANTU__

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