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GPUReconstructionConvert.h
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1// Copyright 2019-2020 CERN and copyright holders of ALICE O2.
2// See https://alice-o2.web.cern.ch/copyright for details of the copyright holders.
3// All rights not expressly granted are reserved.
4//
5// This software is distributed under the terms of the GNU General Public
6// License v3 (GPL Version 3), copied verbatim in the file "COPYING".
7//
8// In applying this license CERN does not waive the privileges and immunities
9// granted to it by virtue of its status as an Intergovernmental Organization
10// or submit itself to any jurisdiction.
11
14
15#ifndef GPURECONSTRUCTIONCONVERT_H
16#define GPURECONSTRUCTIONCONVERT_H
17
18#include <memory>
19#include <functional>
20#include <vector>
21#include "GPUDef.h"
23
24namespace o2
25{
26struct InteractionRecord;
27namespace tpc
28{
29struct ClusterNative;
30struct ClusterNativeAccess;
31class Digit;
32} // namespace tpc
33namespace raw
34{
35class RawFileWriter;
36} // namespace raw
37} // namespace o2
38
40
41namespace o2::gpu
42{
43struct GPUParam;
44struct GPUTPCClusterData;
45class TPCFastTransformPOD;
46struct GPUTrackingInOutDigits;
47struct GPUTrackingInOutZS;
48
50{
51 public:
52 constexpr static uint32_t NSECTORS = o2::tpc::constants::MAXSECTOR;
53 static void ConvertRun2RawToNative(o2::tpc::ClusterNativeAccess& native, std::unique_ptr<o2::tpc::ClusterNative[]>& nativeBuffer, const AliHLTTPCRawCluster** rawClusters, uint32_t* nRawClusters);
54 template <class S>
55 static void RunZSEncoder(const S& in, std::unique_ptr<uint64_t[]>* outBuffer, uint32_t* outSizes, o2::raw::RawFileWriter* raw, const o2::InteractionRecord* ir, const GPUParam& param, int32_t version, bool verify, float threshold = 0.f, bool padding = false, std::function<void(std::vector<o2::tpc::Digit>&)> digitsFilter = nullptr);
56 static void RunZSEncoderCreateMeta(const uint64_t* buffer, const uint32_t* sizes, void** ptrs, GPUTrackingInOutZS* out);
57 static void RunZSFilter(std::unique_ptr<o2::tpc::Digit[]>* buffers, const o2::tpc::Digit* const* ptrs, size_t* nsb, const size_t* ns, const GPUParam& param, bool zs12bit, float threshold);
60 static int32_t GetMaxTimeBin(const GPUTrackingInOutZS& zspages);
61 static std::function<void(std::vector<o2::tpc::Digit>&, const void*, uint32_t, uint32_t)> GetDecoder(int32_t version, const GPUParam* param);
62};
63
64} // namespace o2::gpu
65
66#endif
uint16_t padding
o2::raw::RawFileWriter * raw
Timeframe settings Average distance in cm of events merged into Randomize distance around average distance of merged events Simulate correct bunch interactions instead of placing only the average number of events A value[n] sets TFlen for[n] collisions in Number of bunches per trainsort Number of bunch trains Instantaneous interaction rate Do not simulate border Total number of collisions to be placed in the interior of all time Do not select random but walk over array of events in stride steps h Event generator settings h configStandalone Use CPU for GPU Force usage of the specified GPU device no CPU fallback Continue processing after an error First event to Number of events to Number of iterations to Number of iterations to Number of initial iterations excluded from const char Directory with events to Events directory is and not inside events Show standalone event Run event generator maximum time bin of continuous for triggered for automatic continuous for automatic continuous triggered uint64_t
configStandalone Reconstruction rec_tpc multiplier for the combined cluster track error during track following area in cm for the search of for z only used if decrease removal by when above this local occupancy rowx Shift of TPC revert cluster flag edge bit distance to edge exceeds this ZOffset for secondary multiple of radius max P of electron K BB bands crossing max P of electron p BB bands crossing max P of electron d BB bands crossing max P of electron t BB bands crossing min accepted dEdxMaxTPC of the track Additive extra cluster error for Y2 if edge flag set Additive extra cluster error for Y2 if single set Additive extra cluster error for Y2 if or single set Additive extra cluster error for Z2 if or single set Extra errors to add to track when crossing depending on addErrorsCECrossing Inner portion of y range in sector that is not used in searching for extrapolated track candidates factor2YS for track merging factor2K for track merging Margin in cm of Y position when rejecting edge clusters based on uncorrected track Y Max fraction of shared clusters for tracklet Except pad from cluster finding if total number of charges in a fragment is above this Except pad from cluster finding if number of consecutive charges in a fragment is above this Threshold where a timebin is considered disabling the noisy pad check for that pad Treat signal above this minimum as saturated Smoothing factor for the exponential Highly Ionising Particle tail filter Number of timebins to use for the averaging Add additional custom track errors when crossing relative as fraction of Do N fit passes in final fit of< 0:reject at max -n hits") AddOptionRTC(rejectIFCLowRadiusCluster, uint8_t, 1, "", 0, "Reject clusters that get the IFC mask error during refit") AddOptionRTC(dEdxTruncLow, uint8_t, 2, "", 0, "Low truncation threshold, fraction of 128") AddOptionRTC(dEdxTruncHigh, uint8_t, 77, "", 0, "High truncation threshold, fraction of 128") AddOptionRTC(extrapolationTracking, int8_t, 1, "", 0, "Enable Extrapolation Tracking(prolong tracks to adjacent sectors to find short segments)") AddOptionRTC(disableRefitAttachment, uint8_t, 0, "", 0, "Bitmask to disable certain attachment steps during refit(1:attachment, 2:propagation, 4:loop following, 8:mirroring)") AddOptionRTC(rejectionStrategy, uint8_t, o2::gpu::GPUSettings::RejectionStrategyA, "", 0, "Enable rejection of TPC clusters for compression(0=no, 1=strategy A, 2=strategy B)") AddOptionRTC(mergeLoopersAfterburner, uint8_t, 1, "", 0, "Run afterburner for additional looper merging") AddOptionRTC(compressionTypeMask, uint8_t, o2::gpu::GPUSettings::CompressionFull, "", 0, "TPC Compression mode bits(1=truncate charge/width LSB, 2=differences, 4=track-model)") AddOptionRTC(compressionSortOrder, uint8_t, o2::gpu::GPUSettings::SortTime, "", 0, "Sort order of TPC compression(0=time, 1=pad, 2=Z-time-pad, 3=Z-pad-time, 4=no sorting(use incoming order))") AddOptionRTC(sigBitsCharge, uint8_t, 4, "", 0, "Number of significant bits for TPC cluster charge in compression mode 1") AddOptionRTC(sigBitsWidth, uint8_t, 3, "", 0, "Number of significant bits for TPC cluster width in compression mode 1") AddOptionRTC(dropLoopers, uint8_t, 0, "", 0, "Drop looping tracks starting from second loop") AddOptionRTC(mergerInterpolateErrors, uint8_t, 1, "", 0, "Use interpolation instead of extrapolation for chi2 based cluster rejection") AddOptionRTC(mergerInterpolateRejectAlsoOnCurrentPosition, uint8_t, 1, "", 0, "When using mergerInterpolateErrors, reject based on chi2 twice computed with interpolated and current track position starting from NDF > mergerNonInterpolateRejectMinNDF Merge tracks accross the central electrode Enable PID response Add sub threshold clusters in TPC dEdx computation OR mask of TPC flags that will reject the cluster in alternative dEdx Reject edge clusters based on uncorrected track Y during track fit Increase decrease removal by when on this number of pads from the edge h configStandalone Reconstruction rec_trd Max chi2 for TRD tracklets to be matched to a track Chi2 cut for strict matching mode Number of sigmas for ITS TPC track time error estimate Addition to search road around track prolongation along Y in cm Optimal tracklet rphi resolution in maximum chi2 per attached tracklet for TRD tracks take into account the full likelihood of the slope including exponential tails Tracks with less attached tracklets are discarded after the tracking Post trigger Pile up integration time in BCs fits all iterations but the last one in projections Use material lookup table for TPC refit Apply workarounds to avoid cyclic merge should not be needed tpc dyn configStandalone Processing proc_rtc Replace constant variables static by constexpr expressions Compile RTC in deterministic with NO_FAST_MATH flags and GPUCA_DETERMINISTIC_MODE define Use RTC to optimize GPU code h configStandalone Processing proc_rtctech Use a file lock to serialize access to the cache folder int32_t
uint32_t version
Definition RawData.h:8
static void RunZSEncoder(const S &in, std::unique_ptr< uint64_t[]> *outBuffer, uint32_t *outSizes, o2::raw::RawFileWriter *raw, const o2::InteractionRecord *ir, const GPUParam &param, int32_t version, bool verify, float threshold=0.f, bool padding=false, std::function< void(std::vector< o2::tpc::Digit > &)> digitsFilter=nullptr)
static std::function< void(std::vector< o2::tpc::Digit > &, const void *, uint32_t, uint32_t)> GetDecoder(int32_t version, const GPUParam *param)
static void RunZSFilter(std::unique_ptr< o2::tpc::Digit[]> *buffers, const o2::tpc::Digit *const *ptrs, size_t *nsb, const size_t *ns, const GPUParam &param, bool zs12bit, float threshold)
static int32_t GetMaxTimeBin(const o2::tpc::ClusterNativeAccess &native)
static void RunZSEncoderCreateMeta(const uint64_t *buffer, const uint32_t *sizes, void **ptrs, GPUTrackingInOutZS *out)
static void ConvertRun2RawToNative(o2::tpc::ClusterNativeAccess &native, std::unique_ptr< o2::tpc::ClusterNative[]> &nativeBuffer, const AliHLTTPCRawCluster **rawClusters, uint32_t *nRawClusters)
GLuint GLsizei const GLuint const GLintptr const GLsizeiptr * sizes
Definition glcorearb.h:2595
typedef void(APIENTRYP PFNGLCULLFACEPROC)(GLenum mode)
GLenum GLfloat param
Definition glcorearb.h:271
o2::cpv::Digit Digit
a couple of static helper functions to create timestamp values for CCDB queries or override obsolete ...
o2::InteractionRecord ir(0, 0)
std::vector< Digit > digits