gpuClusteringConstants.h

#ifndef CUDADataFormats_SiPixelCluster_interface_gpuClusteringConstants_h
#define CUDADataFormats_SiPixelCluster_interface_gpuClusteringConstants_h

#include <cstdint>

namespace pixelGPUConstants {
#ifdef GPU_SMALL_EVENTS
  constexpr uint32_t maxNumberOfHits = 24 * 1024;
#else
  constexpr uint32_t maxNumberOfHits =
      48 * 1024;  // data at pileup 50 has 18300 +/- 3500 hits; 40000 is around 6 sigma away
#endif
}  // namespace pixelGPUConstants

namespace gpuClustering {
#ifdef GPU_SMALL_EVENTS
  constexpr uint32_t maxHitsInIter() { return 64; }
#else
  // optimized for real data PU 50
  constexpr uint32_t maxHitsInIter() { return 160; }
#endif
  constexpr uint32_t maxHitsInModule() { return 1024; }

  constexpr uint32_t MaxNumModules = 2000;
  constexpr int32_t MaxNumClustersPerModules = maxHitsInModule();
  constexpr uint32_t MaxHitsInModule = maxHitsInModule();  // as above
  constexpr uint32_t MaxNumClusters = pixelGPUConstants::maxNumberOfHits;
  constexpr uint16_t InvId = 9999;  // must be > MaxNumModules

}  // namespace gpuClustering

#endif  // CUDADataFormats_SiPixelCluster_interface_gpuClusteringConstants_h