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GPUTPCClusterFilter.h
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60 lines (50 loc) · 1.6 KB
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// Copyright 2019-2020 CERN and copyright holders of ALICE O2.
// See https://alice-o2.web.cern.ch/copyright for details of the copyright holders.
// All rights not expressly granted are reserved.
//
// This software is distributed under the terms of the GNU General Public
// License v3 (GPL Version 3), copied verbatim in the file "COPYING".
//
// In applying this license CERN does not waive the privileges and immunities
// granted to it by virtue of its status as an Intergovernmental Organization
// or submit itself to any jurisdiction.
/// \file GPUTPCClusterFilter.h
/// \author David Rohr
#ifndef GPUTPCCLUSTERFILTER_H
#define GPUTPCCLUSTERFILTER_H
#include <memory>
#include <cstdint>
#include <vector>
#include "GPUDefConstantsAndSettings.h"
namespace o2::tpc
{
struct ClusterNativeAccess;
struct ClusterNative;
} // namespace o2::tpc
namespace o2::gpu
{
class GPUTPCClusterFilter
{
public:
GPUTPCClusterFilter(const o2::tpc::ClusterNativeAccess& clusters, uint8_t filterType);
bool filter(uint32_t sector, uint32_t row, o2::tpc::ClusterNative& cl);
private:
static constexpr uint32_t MaxTimeBin = 14256;
static constexpr uint32_t MaxStacks = GPUCA_NSECTORS * 4;
uint8_t mFilterType = 0; //< 0: off, 1: custom, 2: PbPb23
std::unique_ptr<std::vector<int>[]> mClusterStats; //< Number of clusters per stack and time bin
uint32_t getGlobalStack(uint32_t sector, uint32_t row) const
{
int stack = 3;
if (row < 63) {
stack = 0;
} else if (row < 97) {
stack = 1;
} else if (row < 127) {
stack = 2;
}
return sector * 4 + stack;
};
};
} // namespace o2::gpu
#endif