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EventHandler.cxx
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236 lines (214 loc) · 9.85 KB
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// Copyright 2019-2020 CERN and copyright holders of ALICE O2.
// See https://alice-o2.web.cern.ch/copyright for details of the copyright holders.
// All rights not expressly granted are reserved.
//
// This software is distributed under the terms of the GNU General Public
// License v3 (GPL Version 3), copied verbatim in the file "COPYING".
//
// In applying this license CERN does not waive the privileges and immunities
// granted to it by virtue of its status as an Intergovernmental Organization
// or submit itself to any jurisdiction.
#include "DataFormatsPHOS/EventHandler.h"
#include <optional>
using namespace o2::phos;
template <class CellInputType>
EventHandler<CellInputType>::EventHandler(CellRange cells, TriggerRange triggers) : mTriggerRecordsCells(triggers),
mCells(cells)
{
}
template <class CellInputType>
EventHandler<CellInputType>::EventHandler(ClusterRange clusters, CellIndexRange cellIndices, TriggerRange triggersCluster, TriggerRange triggersCells) : mTriggerRecordsClusters(triggersCluster),
mTriggerRecordsCellIndices(triggersCells),
mClusters(clusters),
mClusterCellIndices(cellIndices)
{
}
template <class CellInputType>
EventHandler<CellInputType>::EventHandler(ClusterRange clusters, CellIndexRange cellIndices, CellRange cells, TriggerRange triggersCluster, TriggerRange triggersCellIndex, TriggerRange triggersCell) : mTriggerRecordsClusters(triggersCluster),
mTriggerRecordsCellIndices(triggersCellIndex),
mTriggerRecordsCells(triggersCell),
mClusters(clusters),
mClusterCellIndices(cellIndices),
mCells(cells)
{
}
template <class CellInputType>
int EventHandler<CellInputType>::getNumberOfEvents() const
{
int neventsClusters = mTriggerRecordsClusters.size(),
neventsCells = mTriggerRecordsCells.size();
if (neventsClusters) {
return neventsClusters;
} else if (neventsCells) {
return neventsCells;
} else {
return 0;
}
}
template <class CellInputType>
o2::InteractionRecord EventHandler<CellInputType>::getInteractionRecordForEvent(int eventID) const
{
std::optional<o2::InteractionRecord> irClusters, irCells;
if (mTriggerRecordsClusters.size()) {
if (static_cast<std::size_t>(eventID) >= mTriggerRecordsClusters.size()) {
throw RangeException(eventID, mTriggerRecordsClusters.size());
}
irClusters = mTriggerRecordsClusters[eventID].getBCData();
}
if (mTriggerRecordsCells.size()) {
if (static_cast<std::size_t>(eventID) >= mTriggerRecordsCells.size()) {
throw RangeException(eventID, mTriggerRecordsCells.size());
}
irCells = mTriggerRecordsCells[eventID].getBCData();
}
if (irClusters && irCells) {
if (compareInteractionRecords(irClusters.value(), irCells.value())) {
return irClusters.value();
} else {
throw InteractionRecordInvalidException(irClusters.value(), irCells.value());
}
} else if (irClusters) {
return irClusters.value();
} else if (irCells) {
return irCells.value();
}
throw NotInitializedException();
}
template <class CellInputType>
const typename EventHandler<CellInputType>::ClusterRange EventHandler<CellInputType>::getClustersForEvent(int eventID) const
{
if (mTriggerRecordsClusters.size()) {
if (static_cast<std::size_t>(eventID) >= mTriggerRecordsClusters.size()) {
throw RangeException(eventID, mTriggerRecordsClusters.size());
}
auto& trgrecord = mTriggerRecordsClusters[eventID];
return ClusterRange(mClusters.data() + trgrecord.getFirstEntry(), trgrecord.getNumberOfObjects());
}
throw NotInitializedException();
}
template <class CellInputType>
const typename EventHandler<CellInputType>::CellRange EventHandler<CellInputType>::getCellsForEvent(int eventID) const
{
if (mTriggerRecordsCells.size()) {
if (static_cast<std::size_t>(eventID) >= mTriggerRecordsCells.size()) {
throw RangeException(eventID, mTriggerRecordsCells.size());
}
auto& trgrecord = mTriggerRecordsCells[eventID];
return CellRange(mCells.data() + trgrecord.getFirstEntry(), trgrecord.getNumberOfObjects());
}
throw NotInitializedException();
}
template <class CellInputType>
std::vector<gsl::span<const o2::phos::MCLabel>> EventHandler<CellInputType>::getCellMCLabelForEvent(int eventID) const
{
if (mCellLabels && mTriggerRecordsCells.size()) {
if (eventID >= mTriggerRecordsCells.size()) {
throw RangeException(eventID, mTriggerRecordsCells.size());
}
auto& trgrecord = mTriggerRecordsCells[eventID];
std::vector<gsl::span<const o2::phos::MCLabel>> eventlabels(trgrecord.getNumberOfObjects());
for (int index = 0; index < trgrecord.getNumberOfObjects(); index++) {
eventlabels[index] = mCellLabels->getLabels(trgrecord.getFirstEntry() + index);
}
return eventlabels;
}
throw NotInitializedException();
}
template <class CellInputType>
const typename EventHandler<CellInputType>::CellIndexRange EventHandler<CellInputType>::getClusterCellIndicesForEvent(int eventID) const
{
if (mTriggerRecordsCellIndices.size()) {
if (static_cast<std::size_t>(eventID) >= mTriggerRecordsCellIndices.size()) {
throw RangeException(eventID, mTriggerRecordsCellIndices.size());
}
auto& trgrecord = mTriggerRecordsCellIndices[eventID];
return CellIndexRange(mClusterCellIndices.data() + trgrecord.getFirstEntry(), trgrecord.getNumberOfObjects());
}
throw NotInitializedException();
}
template <class CellInputType>
void EventHandler<CellInputType>::reset()
{
mTriggerRecordsClusters = TriggerRange();
mTriggerRecordsCellIndices = TriggerRange();
mTriggerRecordsCells = TriggerRange();
mClusters = ClusterRange();
mClusterCellIndices = CellIndexRange();
mCells = CellRange();
mCellLabels = nullptr;
}
template <class CellInputType>
EventData<CellInputType> EventHandler<CellInputType>::buildEvent(int eventID) const
{
EventData<CellInputType> outputEvent;
outputEvent.mInteractionRecord = getInteractionRecordForEvent(eventID);
if (hasClusters()) {
outputEvent.mClusters = getClustersForEvent(eventID);
}
if (hasClusterIndices()) {
outputEvent.mCellIndices = getClusterCellIndicesForEvent(eventID);
}
if (hasCells()) {
outputEvent.mCells = getCellsForEvent(eventID);
}
if (mCellLabels) {
outputEvent.mMCCellLabels = getCellMCLabelForEvent(eventID);
}
return outputEvent;
}
template <class CellInputType>
bool EventHandler<CellInputType>::compareInteractionRecords(const InteractionRecord& lhs, const InteractionRecord& rhs) const
{
return lhs.bc == rhs.bc && lhs.orbit == rhs.orbit;
}
template <class CellInputType>
EventHandler<CellInputType>::EventIterator::EventIterator(const EventHandler<CellInputType>& handler, int eventID, bool forward) : mEventHandler(handler),
mCurrentEvent(),
mEventID(eventID),
mForward(forward)
{
mCurrentEvent = mEventHandler.buildEvent(mEventID);
}
template <class CellInputType>
bool EventHandler<CellInputType>::EventIterator::operator==(const EventHandler<CellInputType>::EventIterator& rhs) const
{
return &mEventHandler == &rhs.mEventHandler && mEventID == rhs.mEventID && mForward == rhs.mForward;
}
template <class CellInputType>
typename EventHandler<CellInputType>::EventIterator& EventHandler<CellInputType>::EventIterator::operator++()
{
if (mForward) {
mEventID++;
} else {
mEventID--;
}
mCurrentEvent = mEventHandler.buildEvent(mEventID);
return *this;
}
template <class CellInputType>
typename EventHandler<CellInputType>::EventIterator EventHandler<CellInputType>::EventIterator::operator++(int)
{
auto tmp = *this;
++(*this);
return tmp;
}
template <class CellInputType>
typename EventHandler<CellInputType>::EventIterator& EventHandler<CellInputType>::EventIterator::operator--()
{
if (mForward) {
mEventID--;
} else {
mEventID++;
}
mCurrentEvent = mEventHandler.buildEvent(mEventID);
return *this;
}
template <class CellInputType>
typename EventHandler<CellInputType>::EventIterator EventHandler<CellInputType>::EventIterator::operator--(int)
{
auto tmp = *this;
--(*this);
return tmp;
}
template class o2::phos::EventHandler<o2::phos::Cell>;
template class o2::phos::EventHandler<o2::phos::Digit>;