102 lines
4.2 KiB
C++
102 lines
4.2 KiB
C++
// Copyright (2019-2022) Paul Scherrer Institute
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// SPDX-License-Identifier: GPL-3.0-or-later
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#include <cstring>
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#include "ProcessJFPacket.h"
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#include "jf_packet.h"
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#include "../common/JFJochException.h"
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#include "JFConversionFixedPoint.h"
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ProcessJFPacket::ProcessJFPacket(ThreadSafeFIFO<Completion> &in_c, ThreadSafeFIFO<WorkRequest> &in_wr,
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uint32_t nmodules)
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: m(2 * nmodules),
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c_fifo(in_c),
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wr_fifo(in_wr),
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module_info(2 * nmodules),
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conv(nmodules)
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{
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for (auto &i: module_info)
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i.c.frame_number = UINT64_MAX;
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}
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ProcessJFPacket::~ProcessJFPacket() {
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for (auto &i: module_info) {
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if (i.c.frame_number != UINT64_MAX)
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c_fifo.Put(i.c);
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}
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}
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void ProcessJFPacket::ProcessPacket(jf_udp_payload *datagram) {
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if (datagram->framenum == 0)
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throw JFJochException(JFJochExceptionCategory::ArrayOutOfBounds, "Frame number cannot be zero");
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uint64_t frame_number = datagram->framenum - 1;
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uint32_t module_number = (datagram->xCoord % 64) / 2;
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bool second_half_module = (datagram->xCoord % 2 == 1);
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uint32_t packetnum = datagram->packetnum | (second_half_module ? 64 : 0);
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uint64_t module_info_location = (module_number * 2) | (frame_number % 2);
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if (module_info_location > module_info.size())
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throw JFJochException(JFJochExceptionCategory::ArrayOutOfBounds, "Module number out of bounds");
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{
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std::unique_lock<std::mutex> ul(m[module_info_location]);
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if (module_info[module_info_location].c.frame_number != frame_number) {
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if (module_info[module_info_location].c.frame_number != UINT64_MAX)
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c_fifo.Put(module_info[module_info_location].c);
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auto wr = wr_fifo.GetBlocking();
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module_info[module_info_location].c.type = Completion::Type::Image;
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module_info[module_info_location].c.frame_number = frame_number;
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module_info[module_info_location].c.timestamp = datagram->timestamp;
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module_info[module_info_location].c.bunchid = datagram->bunchid;
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module_info[module_info_location].c.exptime = datagram->exptime;
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module_info[module_info_location].c.debug = datagram->debug;
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module_info[module_info_location].c.packet_mask[0] = 0;
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module_info[module_info_location].c.packet_mask[1] = 0;
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module_info[module_info_location].c.packet_count = 0;
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module_info[module_info_location].c.module_number = module_number;
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module_info[module_info_location].c.handle = wr.handle;
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module_info[module_info_location].ptr = wr.ptr;
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}
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module_info[module_info_location].c.packet_count++;
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module_info[module_info_location].c.packet_mask[packetnum >= 64 ? 1 : 0] |= (1LU << (packetnum % 64));
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uint16_t* dst = module_info[module_info_location].ptr + 4096 * packetnum;
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if (conv[module_number])
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conv[module_number]->ConvertPacket((int16_t *) dst, datagram->data, packetnum);
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else
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memcpy(dst, datagram->data, 4096 * sizeof(uint16_t));
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}
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packet_counter++;
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}
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uint64_t ProcessJFPacket::GetCounter() {
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return packet_counter;
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}
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void ProcessJFPacket::RegisterConversion(const DiffractionExperiment &experiment,
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const JFCalibration &calib,
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uint16_t data_stream) {
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if (data_stream >= experiment.GetDataStreamsNum())
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throw JFJochException(JFJochExceptionCategory::ArrayOutOfBounds, "Data stream not found");
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if (conv.size() != experiment.GetModulesNum(data_stream))
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throw JFJochException(JFJochExceptionCategory::InputParameterInvalid, "Wrong module count");
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auto module0 = experiment.GetFirstModuleOfDataStream(data_stream);
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for (int i = 0; i < experiment.GetModulesNum(data_stream); i++) {
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conv[i] = std::make_unique<JFConversionFixedPoint>();
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conv[i]->Setup(calib.GainCalibration(module0 + i),
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calib.Pedestal(module0 + i, 0, 0),
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calib.Pedestal(module0 + i, 1, 0),
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calib.Pedestal(module0 + i, 2, 0),
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experiment.GetPhotonEnergy_keV());
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}
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}
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