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#include <alpaka/alpaka.hpp>
#include "FWCore/Framework/interface/ESTransientHandle.h"
#include "FWCore/ParameterSet/interface/ParameterSet.h"
#include "CondFormats/DataRecord/interface/EcalMappingElectronicsRcd.h"
#include "CondFormats/EcalObjects/interface/EcalMappingElectronics.h"
#include "CondFormats/EcalObjects/interface/alpaka/EcalElectronicsMappingDevice.h"
#include "DataFormats/EcalDetId/interface/EcalElectronicsId.h"
#include "HeterogeneousCore/AlpakaCore/interface/alpaka/ESGetToken.h"
#include "HeterogeneousCore/AlpakaCore/interface/alpaka/ESProducer.h"
#include "HeterogeneousCore/AlpakaCore/interface/alpaka/ModuleFactory.h"
#include "HeterogeneousCore/AlpakaInterface/interface/config.h"
#include "HeterogeneousCore/AlpakaInterface/interface/host.h"
#include "HeterogeneousCore/AlpakaInterface/interface/memory.h"
namespace ALPAKA_ACCELERATOR_NAMESPACE {
class EcalElectronicsMappingHostESProducer : public ESProducer {
public:
EcalElectronicsMappingHostESProducer(edm::ParameterSet const& iConfig) : ESProducer(iConfig) {
auto cc = setWhatProduced(this);
token_ = cc.consumes();
}
static void fillDescriptions(edm::ConfigurationDescriptions& descriptions) {
edm::ParameterSetDescription desc;
descriptions.addWithDefaultLabel(desc);
}
std::unique_ptr<EcalElectronicsMappingHost> produce(EcalMappingElectronicsRcd const& iRecord) {
auto const& mapping = iRecord.get(token_);
// TODO: 0x3FFFFF * 4B ~= 16MB
// tmp solution for linear mapping of eid -> did
int const size = 0x3FFFFF;
auto product = std::make_unique<EcalElectronicsMappingHost>(size, cms::alpakatools::host());
// fill the whole collection with null detids
alpaka::QueueCpuBlocking queue{cms::alpakatools::host()};
alpaka::memset(queue, product->buffer(), 0x00);
// fill in eb
auto const& barrelValues = mapping.barrelItems();
for (unsigned int i = 0; i < barrelValues.size(); ++i) {
EcalElectronicsId eid{barrelValues[i].electronicsid};
EBDetId did{EBDetId::unhashIndex(i)};
product->view()[eid.linearIndex()].rawid() = did.rawId();
}
// fill in ee
auto const& endcapValues = mapping.endcapItems();
for (unsigned int i = 0; i < endcapValues.size(); ++i) {
EcalElectronicsId eid{endcapValues[i].electronicsid};
EEDetId did{EEDetId::unhashIndex(i)};
product->view()[eid.linearIndex()].rawid() = did.rawId();
}
return product;
}
private:
edm::ESGetToken<EcalMappingElectronics, EcalMappingElectronicsRcd> token_;
};
} // namespace ALPAKA_ACCELERATOR_NAMESPACE
DEFINE_FWK_EVENTSETUP_ALPAKA_MODULE(EcalElectronicsMappingHostESProducer);
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