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Migrate cluster track associator (#409)
Migrate ClusterTPAssociationHeterogeneous using the depreacted HeterogeneousEDProducer to ClusterTPAssociationProducerCUDA, and implement a simple analyzer to consume its procuct. To test it, add a dummy analyzer to an MC workflow: process.load("SimTracker.TrackerHitAssociation.clusterTPCUDAdump_cfi") process.validation_step = cms.EndPath(process.globalValidationPixelTrackingOnly + process.clusterTPCUDAdump) process.tpClusterProducerCUDAPreSplitting.dumpCSV = True
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SimTracker/TrackerHitAssociation/interface/trackerHitAssociationHeterogeneous.h
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#ifndef SimTracker_TrackerHitAssociation_plugins_trackerHitAssociationHeterogeneousProduct_h | ||
#define SimTracker_TrackerHitAssociation_plugins_trackerHitAssociationHeterogeneousProduct_h | ||
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#include "CUDADataFormats/Common/interface/HeterogeneousSoA.h" | ||
#include "HeterogeneousCore/CUDAUtilities/interface/copyAsync.h" | ||
#include "HeterogeneousCore/CUDAUtilities/interface/cudaCheck.h" | ||
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namespace trackerHitAssociationHeterogeneous { | ||
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struct ClusterSLView { | ||
using Clus2TP = std::array<uint32_t, 7>; | ||
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Clus2TP* links_d; | ||
uint32_t* tkId_d; | ||
uint32_t* tkId2_d; | ||
uint32_t* n1_d; | ||
uint32_t* n2_d; | ||
}; | ||
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template <typename Traits> | ||
class Product { | ||
public: | ||
template <typename T> | ||
using unique_ptr = typename Traits::template unique_ptr<T>; | ||
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Product() = default; | ||
~Product() = default; | ||
Product(Product const&) = delete; | ||
Product(Product&&) = default; | ||
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Product(int nlinks, int nhits, cudaStream_t stream); | ||
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ClusterSLView& view() { return m_view; } | ||
ClusterSLView const& view() const { return m_view; } | ||
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int nLinks() const { return m_nLinks; } | ||
int nHits() const { return m_nHits; } | ||
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private: | ||
static constexpr uint32_t n32 = 4; | ||
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unique_ptr<uint32_t[]> m_storeTP; //! | ||
unique_ptr<uint32_t[]> m_store32; //! | ||
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ClusterSLView m_view; //! | ||
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int m_nLinks; | ||
int m_nHits; | ||
}; | ||
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template <typename Traits> | ||
Product<Traits>::Product(int nlinks, int nhits, cudaStream_t stream) : m_nLinks(nlinks), m_nHits(nhits) { | ||
m_storeTP = Traits::template make_device_unique<uint32_t[]>(m_nLinks * 7, stream); | ||
m_store32 = Traits::template make_device_unique<uint32_t[]>(m_nHits * n32, stream); | ||
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auto get32 = [&](int i) { return m_store32.get() + i * m_nHits; }; | ||
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m_view.links_d = (ClusterSLView::Clus2TP*)(m_storeTP.get()); | ||
m_view.tkId_d = get32(0); | ||
m_view.tkId2_d = get32(1); | ||
m_view.n1_d = get32(2); | ||
m_view.n2_d = get32(3); | ||
} | ||
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using ProductCUDA = Product<cudaCompat::GPUTraits>; | ||
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} // namespace trackerHitAssociationHeterogeneous | ||
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#endif // SimTracker_TrackerHitAssociation_plugins_trackerHitAssociationHeterogeneousProduct_h |
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