EcalObjects/interface/EcalIntercalibConstantsGPU.h

0001 #ifndef CondFormats_EcalObjects_interface_EcalIntercalibConstantsGPU_h
0002 #define CondFormats_EcalObjects_interface_EcalIntercalibConstantsGPU_h
0003
0004 #include "CondFormats/EcalObjects/interface/EcalIntercalibConstants.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  // __CUDACC__
0012
0013 class EcalIntercalibConstantsGPU {
0014 public:
0015   struct Product {
0016     edm::propagate_const_array<cms::cuda::device::unique_ptr<float[]>> values;
0017   };
0018
0019 #ifndef __CUDACC__
0020   //
0021   EcalIntercalibConstantsGPU(EcalIntercalibConstants const&);
0022
0023   // will call dealloation for Product thru ~Product
0024   ~EcalIntercalibConstantsGPU() = default;
0025
0026   // get device pointers
0027   Product const& getProduct(cudaStream_t) const;
0028
0029   // TODO: do this centrally
0030   // get offset for hashes. equals number of barrel items
0031   uint32_t getOffset() const { return offset_; }
0032
0033   //
0034   static std::string name() { return std::string{"ecalIntercalibConstantsGPU"}; }
0035
0036 private:
0037   std::vector<float, cms::cuda::HostAllocator<float>> values_;
0038   uint32_t offset_;
0039
0040   cms::cuda::ESProduct<Product> product_;
0041 #endif  // __CUDACC__
0042 };
0043
0044 #endif  // CondFormats_EcalObjects_interface_EcalIntercalibConstantsGPU_h