HcalObjects/interface/HcalGainWidthsGPU.h

0001 #ifndef CondFormats_HcalObjects_interface_HcalGainWidthsGPU_h
0002 #define CondFormats_HcalObjects_interface_HcalGainWidthsGPU_h
0003
0004 #include "CondFormats/HcalObjects/interface/HcalGainWidths.h"
0005 #include "FWCore/Utilities/interface/propagate_const_array.h"
0006 #include "HeterogeneousCore/CUDAUtilities/interface/device_unique_ptr.h"
0007
0008 #ifndef __CUDACC__
0009 #include "HeterogeneousCore/CUDAUtilities/interface/HostAllocator.h"
0010 #include "HeterogeneousCore/CUDACore/interface/ESProduct.h"
0011 #endif
0012
0013 class HcalGainWidthsGPU {
0014 public:
0015   struct Product {
0016     edm::propagate_const_array<cms::cuda::device::unique_ptr<float[]>> value0;
0017     edm::propagate_const_array<cms::cuda::device::unique_ptr<float[]>> value1;
0018     edm::propagate_const_array<cms::cuda::device::unique_ptr<float[]>> value2;
0019     edm::propagate_const_array<cms::cuda::device::unique_ptr<float[]>> value3;
0020   };
0021
0022 #ifndef __CUDACC__
0023   // rearrange reco params
0024   HcalGainWidthsGPU(HcalGainWidths const &);
0025
0026   // will trigger deallocation of Product thru ~Product
0027   ~HcalGainWidthsGPU() = default;
0028
0029   // get device pointers
0030   Product const &getProduct(cudaStream_t) const;
0031
0032 private:
0033   uint64_t totalChannels_;
0034   std::vector<float, cms::cuda::HostAllocator<float>> value0_, value1_, value2_, value3_;
0035
0036   cms::cuda::ESProduct<Product> product_;
0037 #endif
0038 };
0039
0040 #endif