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Commit b1e8b111 authored by Pascal Raisig's avatar Pascal Raisig
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Reduce amount of calculating the relartive µSlice start time.

Before the time was calculated for each raw message, now it is calculated once per µSlice.
parent ab0f53f5
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1 merge request!621Fix TRD digi time resolution of real data.
Pipeline #14524 passed
......@@ -315,9 +315,7 @@ CbmTrdRawMessageSpadic CbmTrdUnpackAlgoR::makeRaw(const std::uint32_t frame, std
// We directly start with the largest possible samples vector to only init it once
std::vector<std::int16_t> samples = std::vector<std::int16_t>(0);
// Get the µSlice starttime relative to the timeslice starttime. Otherwise the UTC will already here be to large due to a cast, caused by the multiplication with a double used in the raw message
auto relMsStartTimeCC = fMsStartTimeCC - (fTsStartTime / CbmTrdSpadic::GetClockCycle());
uint64_t fulltime = relMsStartTimeCC + (fNrTsMsbVec.at(istream) * fTsMsbLengthCC) + timestamp;
uint64_t fulltime = fMsStartTimeRelCC + (fNrTsMsbVec.at(istream) * fTsMsbLengthCC) + timestamp;
// Create message
......@@ -333,8 +331,9 @@ bool CbmTrdUnpackAlgoR::unpack(const fles::Timeslice* ts, std::uint16_t icomp, U
auto msdesc = ts->descriptor(icomp, imslice);
// Get the µSlice start time and reset the ts_msb counter
fMsStartTimeCC = msdesc.idx / fSpadic->GetClockCycle();
// Get the µSlice starttime relative to the timeslice starttime.
// The UTC is already to large for storing it CbmTrdRawMessageSpadic due to a cast, caused by the multiplication with a double used in the raw message
fMsStartTimeRelCC = (msdesc.idx - fTsStartTime) / fSpadic->GetClockCycle();
// We only want to count on TS_MSB per Stream per TS_MSB package (each eLink sends its own TS_MSB frame) so we store the current TS_MSB and compare it to the incoming.
std::uint8_t currTsMsb = 0;
......
......@@ -185,8 +185,8 @@ protected:
/** @brief Number of corrupted EOM frames */
size_t fNrCorruptEom = 0;
/** @brief Start time of the current µSlice in Spadic CC */
size_t fMsStartTimeCC = 0;
/** @brief Start time of the current µSlice relative to the Timeslice start time in Spadic CC. */
size_t fMsStartTimeRelCC = 0;
// Constants
/** @brief Bytes per spadic frame stored in the microslices */
......
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