OpalDrift.cpp

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//
// Class OpalDrift
//   The class of OPAL drift spaces.
//
// Copyright (c) 200x - 2020, 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 "Elements/OpalDrift.h"
#include "Attributes/Attributes.h"
#include "BeamlineCore/DriftRep.h"
 
OpalDrift::OpalDrift()
    : OpalElement(SIZE, "DRIFT", "The \"DRIFT\" element defines a drift space.") {
    itsAttr[GEOMETRY] = Attributes::makeString("GEOMETRY", "BoundaryGeometry for Drifts");
 
    itsAttr[NSLICES] = Attributes::makeReal(
            "NSLICES", "The number of slices/ steps for this element in Map Tracking", 1);
 
    registerOwnership();
 
    setElement(new DriftRep("DRIFT"));
}
 
OpalDrift::OpalDrift(const std::string& name, OpalDrift* parent) : OpalElement(name, parent) {
    setElement(new DriftRep(name));
}
 
OpalDrift::~OpalDrift() {}
 
OpalDrift* OpalDrift::clone(const std::string& name) { return new OpalDrift(name, this); }
 
bool OpalDrift::isDrift() const { return true; }
 
void OpalDrift::update() {
    OpalElement::update();
 
    //    DriftRep* drf = static_cast<DriftRep*>(getElement());
 
    // drf->setElementLength(Attributes::getReal(itsAttr[LENGTH]));
 
    auto drf = getElement();
    if (drf) {
        auto L = Attributes::getReal(itsAttr[LENGTH]);
        drf->setElementLength(L);
    } else
        std::cout << "error drf->setElementLength " << std::endl;
 
    // Transmit "unknown" attributes.
    OpalElement::updateUnknown(drf);
}