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/****************************************************************************
*
* DB builder for PPS geometry
*
* Author: Wagner Carvalho (wcarvalh@cern.ch)
* Moved out common functionalities to DetGeomDesc(Builder) + support both old DD and DD4hep, by Gabrielle Hugo.
*
****************************************************************************/
#include "FWCore/Framework/interface/ESHandle.h"
#include "FWCore/Framework/interface/MakerMacros.h"
#include "FWCore/Framework/interface/one/EDAnalyzer.h"
#include "FWCore/Framework/interface/Event.h"
#include "FWCore/Framework/interface/EventSetup.h"
#include "FWCore/Framework/interface/ESWatcher.h"
#include "FWCore/ParameterSet/interface/ParameterSet.h"
#include "FWCore/Utilities/interface/Exception.h"
#include "FWCore/ServiceRegistry/interface/Service.h"
#include "CondCore/DBOutputService/interface/PoolDBOutputService.h"
#include "Geometry/Records/interface/IdealGeometryRecord.h"
#include "Geometry/Records/interface/VeryForwardIdealGeometryRecord.h"
#include "DetectorDescription/Core/interface/DDCompactView.h"
#include "DetectorDescription/DDCMS/interface/DDCompactView.h"
#include "CondFormats/GeometryObjects/interface/PDetGeomDesc.h"
#include "Geometry/VeryForwardGeometryBuilder/interface/DetGeomDescBuilder.h"
class PPSGeometryBuilder : public edm::one::EDAnalyzer<> {
public:
explicit PPSGeometryBuilder(const edm::ParameterSet&);
void analyze(const edm::Event&, const edm::EventSetup&) override;
private:
void buildSerializableDataFromGeoInfo(PDetGeomDesc* serializableData, const DetGeomDesc* geoInfo, int& counter);
PDetGeomDesc::Item buildItemFromDetGeomDesc(const DetGeomDesc* geoInfo);
bool fromDD4hep_;
std::string compactViewTag_;
bool isRun2_;
edm::ESGetToken<DDCompactView, IdealGeometryRecord> ddToken_;
edm::ESGetToken<cms::DDCompactView, IdealGeometryRecord> dd4hepToken_;
edm::ESWatcher<IdealGeometryRecord> watcherIdealGeometry_;
edm::Service<cond::service::PoolDBOutputService> dbService_;
};
PPSGeometryBuilder::PPSGeometryBuilder(const edm::ParameterSet& iConfig)
: fromDD4hep_(iConfig.getUntrackedParameter<bool>("fromDD4hep", false)),
compactViewTag_(iConfig.getUntrackedParameter<std::string>("compactViewTag", "XMLIdealGeometryESSource_CTPPS")),
isRun2_(iConfig.getUntrackedParameter<bool>("isRun2", false)),
ddToken_(esConsumes(edm::ESInputTag("", compactViewTag_))),
dd4hepToken_(esConsumes(edm::ESInputTag("", compactViewTag_))) {}
/*
* Save PPS geo to DB.
*/
void PPSGeometryBuilder::analyze(const edm::Event& iEvent, const edm::EventSetup& iSetup) {
// Get DetGeomDesc tree
std::unique_ptr<DetGeomDesc> geoInfoRoot = nullptr;
if (watcherIdealGeometry_.check(iSetup)) {
edm::LogInfo("PPSGeometryBuilder") << "Got IdealGeometryRecord ";
// old DD
if (!fromDD4hep_) {
// Get CompactView from IdealGeometryRecord
auto const& myCompactView = iSetup.getData(ddToken_);
// Build geometry
geoInfoRoot = detgeomdescbuilder::buildDetGeomDescFromCompactView(myCompactView, isRun2_);
}
// DD4hep
else {
// Get CompactView from IdealGeometryRecord
auto const& myCompactView = iSetup.getData(dd4hepToken_);
// Build geometry
geoInfoRoot = detgeomdescbuilder::buildDetGeomDescFromCompactView(myCompactView, isRun2_);
}
}
// Build persistent geometry data from geometry
PDetGeomDesc serializableData; // cond::service::PoolDBOutputService::writeOne interface requires raw pointer.
int counter = 0;
if (geoInfoRoot) {
buildSerializableDataFromGeoInfo(&serializableData, geoInfoRoot.get(), counter);
}
// Save geometry in the database
if (serializableData.container_.empty()) {
throw cms::Exception("PPSGeometryBuilder") << "PDetGeomDesc is empty, no geometry to save in the database.";
} else {
if (dbService_.isAvailable()) {
dbService_->writeOneIOV(serializableData, dbService_->beginOfTime(), "VeryForwardIdealGeometryRecord");
edm::LogInfo("PPSGeometryBuilder") << "Successfully wrote DB, with " << serializableData.container_.size()
<< " PDetGeomDesc items.";
} else {
throw cms::Exception("PPSGeometryBuilder") << "PoolDBService required.";
}
}
}
/*
* Build persistent data items to be stored in DB (PDetGeomDesc) from geo info (DetGeomDesc).
* Recursive, depth-first search.
*/
void PPSGeometryBuilder::buildSerializableDataFromGeoInfo(PDetGeomDesc* serializableData,
const DetGeomDesc* geoInfo,
int& counter) {
PDetGeomDesc::Item serializableItem = buildItemFromDetGeomDesc(geoInfo);
counter++;
// Store item in serializableData
if ((!fromDD4hep_ && counter >= 2) // Old DD: Skip CMSE
|| (fromDD4hep_ && counter >= 4)) { // DD4hep: Skip world + OCMS + CMSE
serializableData->container_.emplace_back(serializableItem);
}
// Recursive calls on children
for (auto& child : geoInfo->components()) {
buildSerializableDataFromGeoInfo(serializableData, child, counter);
}
}
/*
* Build Item from DetGeomDesc info.
*/
PDetGeomDesc::Item PPSGeometryBuilder::buildItemFromDetGeomDesc(const DetGeomDesc* geoInfo) {
PDetGeomDesc::Item result;
result.dx_ = geoInfo->translation().X();
result.dy_ = geoInfo->translation().Y();
result.dz_ = geoInfo->translation().Z();
const DDRotationMatrix& rot = geoInfo->rotation();
rot.GetComponents(result.axx_,
result.axy_,
result.axz_,
result.ayx_,
result.ayy_,
result.ayz_,
result.azx_,
result.azy_,
result.azz_);
result.name_ = geoInfo->name();
result.params_ = geoInfo->params();
result.copy_ = geoInfo->copyno();
result.z_ = geoInfo->parentZPosition();
result.sensorType_ = geoInfo->sensorType();
result.geographicalID_ = geoInfo->geographicalID();
return result;
}
DEFINE_FWK_MODULE(PPSGeometryBuilder);
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