packages/engine/scram-node/src/expression/constant.h

Constant expressions that cannot have uncertainties.

Namespaces

Name
scram
scram::mef

Classes

	Name
class	scram::mef::ConstantExpression <br>Indicates a constant value.

Source code

/*
 * Copyright (C) 2014-2018 Olzhas Rakhimov
 * Copyright (C) 2023 OpenPRA ORG Inc.
 *
 * 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 3 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, see <http://www.gnu.org/licenses/>.
 */


#pragma once

#include "src/expression.h"

namespace scram::mef {

class ConstantExpression : public Expression {
 public:
  static ConstantExpression kOne;  
  static ConstantExpression kZero;  
  static ConstantExpression kPi;  

  explicit ConstantExpression(double value) : value_(value) {}

  double value() noexcept override { return value_; }
  bool IsDeviate() noexcept override { return false; }

 private:
  double DoSample() noexcept override { return value_; }

  const double value_;  
};

}  // namespace scram::mef

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Updated on 2025-11-11 at 16:51:08 +0000