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HGCalTriggerGeometryHexImp1.cc
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HGCalTriggerGeometryHexImp1.cc
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#include "FWCore/ParameterSet/interface/FileInPath.h"
#include "L1Trigger/L1THGCal/interface/HGCalTriggerGeometryGenericMapping.h"
#include "DataFormats/ForwardDetId/interface/HGCalDetId.h"
#include <vector>
#include <iostream>
#include <fstream>
const int HGCalDetId::kHGCalCellMask;
class HGCalTriggerGeometryHexImp1 : public HGCalTriggerGeometryGenericMapping
{
public:
HGCalTriggerGeometryHexImp1(const edm::ParameterSet& conf);
void initialize(const edm::ESHandle<CaloGeometry>& ) final;
void initialize(const edm::ESHandle<HGCalGeometry>&,
const edm::ESHandle<HGCalGeometry>&,
const edm::ESHandle<HGCalGeometry>&) final;
private:
edm::FileInPath l1tCellsMapping_;
edm::FileInPath l1tModulesMapping_;
void fillMaps();
void buildTriggerCellsAndModules();
};
/*****************************************************************/
HGCalTriggerGeometryHexImp1::HGCalTriggerGeometryHexImp1(const edm::ParameterSet& conf):
HGCalTriggerGeometryGenericMapping(conf),
l1tCellsMapping_(conf.getParameter<edm::FileInPath>("L1TCellsMapping")),
l1tModulesMapping_(conf.getParameter<edm::FileInPath>("L1TModulesMapping"))
/*****************************************************************/
{
}
/*****************************************************************/
void HGCalTriggerGeometryHexImp1::initialize(const edm::ESHandle<CaloGeometry>& calo_geometry)
/*****************************************************************/
{
edm::LogWarning("HGCalTriggerGeometry") << "WARNING: This HGCal trigger geometry is incomplete.\n"\
<< "WARNING: There is no neighbor information.\n";
setCaloGeometry(calo_geometry);
fillMaps();
buildTriggerCellsAndModules();
}
/*****************************************************************/
void HGCalTriggerGeometryHexImp1::initialize(const edm::ESHandle<HGCalGeometry>& hgc_ee_geometry,
const edm::ESHandle<HGCalGeometry>& hgc_hsi_geometry,
const edm::ESHandle<HGCalGeometry>& hgc_hsc_geometry
)
/*****************************************************************/
{
throw cms::Exception("BadGeometry")
<< "HGCalTriggerGeometryHexImp1 geometry cannot be initialized with the V9 HGCAL geometry";
}
/*****************************************************************/
void HGCalTriggerGeometryHexImp1::fillMaps()
/*****************************************************************/
{
//
// read module mapping file
std::unordered_map<short, short> wafer_to_module_ee;
std::unordered_map<short, short> wafer_to_module_fh;
std::unordered_map<short, std::map<short,short>> module_to_wafers_ee;
std::unordered_map<short, std::map<short,short>> module_to_wafers_fh;
std::ifstream l1tModulesMappingStream(l1tModulesMapping_.fullPath());
if(!l1tModulesMappingStream.is_open()) edm::LogError("HGCalTriggerGeometry") << "Cannot open L1TModulesMapping file\n";
short subdet = 0;
short wafer = 0;
short module = 0;
for(; l1tModulesMappingStream>>subdet>>wafer>>module; )
{
if(subdet==3)
{
wafer_to_module_ee.emplace(wafer,module);
auto itr_insert = module_to_wafers_ee.emplace(module, std::map<short,short>());
itr_insert.first->second.emplace(wafer, 0);
}
else if(subdet==4)
{
wafer_to_module_fh.emplace(wafer,module);
auto itr_insert = module_to_wafers_fh.emplace(module, std::map<short,short>());
itr_insert.first->second.emplace(wafer, 0);
}
else edm::LogWarning("HGCalTriggerGeometry") << "Unsupported subdetector number ("<<subdet<<") in L1TModulesMapping file\n";
}
if(!l1tModulesMappingStream.eof()) edm::LogWarning("HGCalTriggerGeometry") << "Error reading L1TModulesMapping '"<<wafer<<" "<<module<<"' \n";
l1tModulesMappingStream.close();
// read trigger cell mapping file
std::map<std::pair<short,short>, short> cells_to_trigger_cells;
std::unordered_map<short, short> number_trigger_cells_in_wafers; // the map key is the wafer type
std::ifstream l1tCellsMappingStream(l1tCellsMapping_.fullPath());
if(!l1tCellsMappingStream.is_open()) edm::LogError("HGCalTriggerGeometry") << "Cannot open L1TCellsMapping file\n";
short waferType = 0;
short cell = 0;
short triggerCell = 0;
for(; l1tCellsMappingStream>>waferType>>cell>>triggerCell; )
{
cells_to_trigger_cells.emplace(std::make_pair((waferType?1:-1),cell), triggerCell);
auto itr_insert = number_trigger_cells_in_wafers.emplace((waferType?1:-1), 0);
if(triggerCell+1 > itr_insert.first->second) itr_insert.first->second = triggerCell+1;
}
if(!l1tCellsMappingStream.eof()) edm::LogWarning("HGCalTriggerGeometry") << "Error reading L1TCellsMapping'"<<waferType<<" "<<cell<<" "<<triggerCell<<"' \n";
l1tCellsMappingStream.close();
// For each wafer compute the trigger cell offset according to the wafer position inside
// the module. The first wafer will have an offset equal to 0, the second an offset equal to the
// number of trigger cells in the first wafer, etc.
short offset = 0;
for(auto& module_wafers : module_to_wafers_ee)
{
offset = 0;
for(auto& wafer_offset : module_wafers.second)
{
wafer_offset.second = offset;
int wafer_type = (eeTopology().dddConstants().waferTypeT(wafer_offset.first)==1?1:-1);
offset += number_trigger_cells_in_wafers.at(wafer_type);
}
}
for(auto& module_wafers : module_to_wafers_fh)
{
offset = 0;
for(auto& wafer_offset : module_wafers.second)
{
wafer_offset.second = offset;
int wafer_type = (fhTopology().dddConstants().waferTypeT(wafer_offset.first)==1?1:-1);
offset += number_trigger_cells_in_wafers.at(wafer_type);
}
}
//
// Loop over HGC cells
// EE
for(const auto& id : eeGeometry()->getValidGeomDetIds())
{
if(id.rawId()==0) continue;
HGCalDetId waferDetId(id);
short module = wafer_to_module_ee[waferDetId.wafer()];
short triggercell_offset = module_to_wafers_ee.at(module).at(waferDetId.wafer());
int nCells = eeTopology().dddConstants().numberCellsHexagon(waferDetId.wafer());
for(int c=0;c<nCells;c++)
{
short triggerCellId = cells_to_trigger_cells[std::make_pair(waferDetId.waferType(),c)];
// Fill cell -> trigger cell mapping
HGCalDetId cellDetId(ForwardSubdetector(waferDetId.subdetId()), waferDetId.zside(), waferDetId.layer(), waferDetId.waferType(), waferDetId.wafer(), c);
// The module id is used instead of the wafer id for the trigger cells
// Since there are several wafers per module, an offset is applied on the HGCalDetId::cell field
if(triggercell_offset+triggerCellId >= HGCalDetId::kHGCalCellMask) edm::LogError("HGCalTriggerGeometry") << "Trigger cell id requested with a cell field larger than available in HGCalDetId (" << triggercell_offset+triggerCellId << " >= " << HGCalDetId::kHGCalCellMask << ")\n";
HGCalDetId triggerCellDetId(ForwardSubdetector(waferDetId.subdetId()), waferDetId.zside(), waferDetId.layer(), waferDetId.waferType(), module, triggercell_offset + triggerCellId);
cells_to_trigger_cells_.emplace(cellDetId, triggerCellDetId);
// Fill trigger cell -> module mapping
HGCalDetId moduleDetId(ForwardSubdetector(waferDetId.subdetId()), waferDetId.zside(), waferDetId.layer(), waferDetId.waferType(), module, HGCalDetId::kHGCalCellMask);
trigger_cells_to_modules_.emplace(triggerCellDetId, moduleDetId);
}
}
// FH
for(const auto& id : fhGeometry()->getValidGeomDetIds())
{
if(id.rawId()==0) continue;
HGCalDetId waferDetId(id);
short module = wafer_to_module_fh[waferDetId.wafer()];
short triggercell_offset = module_to_wafers_fh.at(module).at(waferDetId.wafer());
int nCells = fhTopology().dddConstants().numberCellsHexagon(waferDetId.wafer());
for(int c=0;c<nCells;c++)
{
short triggerCellId = cells_to_trigger_cells[std::make_pair(waferDetId.waferType(),c)];
// Fill cell -> trigger cell mapping
HGCalDetId cellDetId(ForwardSubdetector(waferDetId.subdetId()), waferDetId.zside(), waferDetId.layer(), waferDetId.waferType(), waferDetId.wafer(), c);
// The module id is used instead of the wafer id for the trigger cells
// Since there are several wafers per module, an offset is applied on the HGCalDetId::cell field
if(triggercell_offset+triggerCellId >= HGCalDetId::kHGCalCellMask) edm::LogError("HGCalTriggerGeometry") << "Trigger cell id requested with a cell field larger than available in HGCalDetId (" << triggercell_offset+triggerCellId << " >= " << HGCalDetId::kHGCalCellMask << ")\n";
HGCalDetId triggerCellDetId(ForwardSubdetector(waferDetId.subdetId()), waferDetId.zside(), waferDetId.layer(), waferDetId.waferType(), module, triggercell_offset + triggerCellId);
cells_to_trigger_cells_.emplace(cellDetId, triggerCellDetId);
// Fill trigger cell -> module mapping
HGCalDetId moduleDetId(ForwardSubdetector(waferDetId.subdetId()), waferDetId.zside(), waferDetId.layer(), waferDetId.waferType(), module, HGCalDetId::kHGCalCellMask);
trigger_cells_to_modules_.emplace(triggerCellDetId, moduleDetId);
}
}
}
/*****************************************************************/
void HGCalTriggerGeometryHexImp1::buildTriggerCellsAndModules()
/*****************************************************************/
{
//
// Build trigger cells and fill map
typedef HGCalTriggerGeometry::TriggerCell::list_type list_cells;
// make list of cells in trigger cells
std::unordered_map<unsigned, list_cells> trigger_cells_to_cells;
for(const auto& cell_triggerCell : cells_to_trigger_cells_)
{
unsigned cell = cell_triggerCell.first;
unsigned triggerCell = cell_triggerCell.second;
auto itr_exist = trigger_cells_to_cells.emplace(triggerCell, list_cells());
itr_exist.first->second.emplace(cell);
//trigger_cells_to_cells.at(triggerCell).emplace(cell);
}
for(const auto& triggerCell_cells : trigger_cells_to_cells)
{
unsigned triggerCellId = triggerCell_cells.first;
list_cells cellIds = triggerCell_cells.second;
// Position: barycenter of the trigger cell.
Basic3DVector<float> triggerCellVector(0.,0.,0.);
for(const auto& cell : cellIds)
{
HGCalDetId cellDetId(cell);
triggerCellVector += (cellDetId.subdetId()==ForwardSubdetector::HGCEE ? eeGeometry()->getPosition(cellDetId) : fhGeometry()->getPosition(cellDetId)).basicVector();
}
GlobalPoint triggerCellPoint( triggerCellVector/cellIds.size() );
const auto& triggerCellToModuleItr = trigger_cells_to_modules_.find(triggerCellId);
unsigned moduleId = (triggerCellToModuleItr!=trigger_cells_to_modules_.end() ? triggerCellToModuleItr->second : 0); // 0 if the trigger cell doesn't belong to a module
//unsigned moduleId = trigger_cells_to_modules_.at(triggercellId);
// FIXME: empty neighbours
trigger_cells_.emplace(triggerCellId, std::make_unique<const HGCalTriggerGeometry::TriggerCell>(triggerCellId, moduleId, triggerCellPoint, list_cells(), cellIds));
}
//
// Build modules and fill map
typedef HGCalTriggerGeometry::Module::list_type list_triggerCells;
typedef HGCalTriggerGeometry::Module::tc_map_type tc_map_to_cells;
// make list of trigger cells in modules
std::unordered_map<unsigned, list_triggerCells> modules_to_trigger_cells;
for(const auto& triggerCell_module : trigger_cells_to_modules_)
{
unsigned triggerCell = triggerCell_module.first;
unsigned module = triggerCell_module.second;
auto itr_exist = modules_to_trigger_cells.emplace(module, list_triggerCells());
itr_exist.first->second.emplace(triggerCell);
//modules_to_trigger_cells.at(module).emplace(triggerCell);
}
for(const auto& module_triggerCell : modules_to_trigger_cells)
{
unsigned moduleId = module_triggerCell.first;
list_triggerCells triggerCellIds = module_triggerCell.second;
tc_map_to_cells cellsInTriggerCells;
// Position: barycenter of the module, from trigger cell positions
Basic3DVector<float> moduleVector(0.,0.,0.);
for(const auto& triggerCell : triggerCellIds)
{
const auto& cells_in_tc = trigger_cells_to_cells.at(triggerCell);
for( const unsigned cell : cells_in_tc )
{
cellsInTriggerCells.emplace(triggerCell,cell);
}
moduleVector += trigger_cells_.at(triggerCell)->position().basicVector();
}
GlobalPoint modulePoint( moduleVector/triggerCellIds.size() );
// FIXME: empty neighbours
modules_.emplace(moduleId, std::make_unique<const HGCalTriggerGeometry::Module>(moduleId, modulePoint, list_triggerCells(), triggerCellIds, cellsInTriggerCells));
}
}
DEFINE_EDM_PLUGIN(HGCalTriggerGeometryFactory,
HGCalTriggerGeometryHexImp1,
"HGCalTriggerGeometryHexImp1");