RealVector.cpp

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//
// Class RealVector
//   The REAL VECTOR definition.
//
// Copyright (c) 2000 - 2021, Paul Scherrer Institut, Villigen PSI, Switzerland
// All rights reserved
//
// This file is part of OPAL.
//
// OPAL 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.
//
// You should have received a copy of the GNU General Public License
// along with OPAL. If not, see <https://www.gnu.org/licenses/>.
//
#include "ValueDefinitions/RealVector.h"
 
#include "Attributes/Attributes.h"
#include "Utilities/Options.h"
 
#include <iostream>
#include <vector>
 
RealVector::RealVector()
    : ValueDefinition(
              1, "REAL_VECTOR",
              "The \"REAL VECTOR\" statement defines a global "
              "real vector.\n"
              "\tREAL VECTOR<name>=<real-vector-expression>;\n") {
    itsAttr[0] = Attributes::makeRealArray("VALUE", "The vector value");
 
    registerOwnership(AttributeHandler::STATEMENT);
}
 
RealVector::RealVector(const std::string& name, RealVector* parent)
    : ValueDefinition(name, parent) {}
 
RealVector::~RealVector() {}
 
bool RealVector::canReplaceBy(Object* object) {
    // Replace only by another vector.
    return (dynamic_cast<RealVector*>(object) != 0);
}
 
RealVector* RealVector::clone(const std::string& name) { return new RealVector(name, this); }
 
void RealVector::print(std::ostream& os) const {
    // WARNING: Cannot print in OPAL-8 format.
    os << "REAL VECTOR " << getOpalName() << ":=" << itsAttr[0] << ';' << std::endl;
}
 
void RealVector::printValue(std::ostream& os) const { os << itsAttr[0]; }
 
double RealVector::getRealComponent(int index) const {
    std::vector<double> array = Attributes::getRealArray(itsAttr[0]);
    return array[index - 1];
}