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/****************************************************************************
*
* This is a part of TOTEM offline software.
* Author:
* Laurent Forthomme
*
****************************************************************************/
#include <memory>
#include "FWCore/Framework/interface/ModuleFactory.h"
#include "FWCore/Framework/interface/ESProducer.h"
#include "FWCore/Framework/interface/ESHandle.h"
#include "DetectorDescription/Core/interface/DDCompactView.h" // DDL
#include "DetectorDescription/DDCMS/interface/DDCompactView.h" // DD4hep
#include "Geometry/Records/interface/IdealGeometryRecord.h"
#include "Geometry/Records/interface/TotemGeometryRcd.h"
#include "Geometry/ForwardGeometry/interface/TotemGeometry.h"
#include "Geometry/VeryForwardGeometryBuilder/interface/DetGeomDescBuilder.h"
class TotemGeometryESModule : public edm::ESProducer {
public:
TotemGeometryESModule(const edm::ParameterSet&);
std::unique_ptr<TotemGeometry> produce(const TotemGeometryRcd&);
static void fillDescriptions(edm::ConfigurationDescriptions&);
private:
edm::ESGetToken<DDCompactView, IdealGeometryRecord> ddlToken_;
edm::ESGetToken<cms::DDCompactView, IdealGeometryRecord> dd4hepToken_;
const bool useDDL_;
const bool useDD4hep_;
};
TotemGeometryESModule::TotemGeometryESModule(const edm::ParameterSet& iConfig)
: useDDL_(iConfig.getParameter<bool>("useDDL")), useDD4hep_(iConfig.getParameter<bool>("useDD4hep")) {
auto cc = setWhatProduced(this);
if (useDDL_)
ddlToken_ = cc.consumes();
else if (useDD4hep_)
dd4hepToken_ = cc.consumes();
else
throw cms::Exception("TotemGeometryESModule") << "Geometry must either be retrieved from a DDL or DD4hep payload!";
}
std::unique_ptr<TotemGeometry> TotemGeometryESModule::produce(const TotemGeometryRcd& iRecord) {
if (useDDL_) {
edm::ESTransientHandle<DDCompactView> hnd = iRecord.getTransientHandle(ddlToken_);
return std::make_unique<TotemGeometry>(detgeomdescbuilder::buildDetGeomDescFromCompactView(*hnd, false).get());
} else {
edm::ESTransientHandle<cms::DDCompactView> hnd = iRecord.getTransientHandle(dd4hepToken_);
return std::make_unique<TotemGeometry>(detgeomdescbuilder::buildDetGeomDescFromCompactView(*hnd, false).get());
}
}
void TotemGeometryESModule::fillDescriptions(edm::ConfigurationDescriptions& descriptions) {
edm::ParameterSetDescription desc;
desc.add<bool>("useDDL", true);
desc.add<bool>("useDD4hep", false);
descriptions.addWithDefaultLabel(desc);
}
//define this as a plug-in
DEFINE_FWK_EVENTSETUP_MODULE(TotemGeometryESModule);
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