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PicoScenesFrameTxParameters.hxx
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//
// Created by Zhiping Jiang on 2020/11/6.
//
#ifndef PICOSCENES_PLATFORM_PICOSCENESFRAMETXPARAMETERS_HXX
#define PICOSCENES_PLATFORM_PICOSCENESFRAMETXPARAMETERS_HXX
#include "PicoScenesCommons.hxx"
#include "FrontEndModePreset.hxx"
#include "SDRResamplingPreset.hxx"
class TxPrecodingParameters {
public:
SignalMatrix<> userSpecifiedSpatialMappingMatrix;
double simulateTxDistance{0};
SignalMatrix<> rxCSI4TxBeamforming; /// N_{sc}-by-N_{tx_sts}-by-N_{rx}
uint8_t txNumSTS4TxBeamforming{1};
std::vector<std::array<double, 3>> antennaPositions;
double txSteeringAngles4PhasedArray{0};
double carrierFrequency{0};
};
struct PicoScenesFrameTxParameters {
std::shared_ptr<FrontEndModePreset> preset{FrontEndModePreset::DEFAULT};
bool NDPFrame{false};
PacketFormatEnum frameType{PacketFormatEnum::PacketFormat_HT};
std::vector<uint8_t> mcs{0};
std::vector<uint8_t> numSTS{1};
double numAntenna{1};
uint16_t txcm{1};
ChannelBandwidthEnum cbw{ChannelBandwidthEnum::CBW_20};
GuardIntervalEnum guardInterval{GuardIntervalEnum::GI_800};
std::vector<ChannelCodingEnum> coding{ChannelCodingEnum::BCC};
bool preferAMPDU{false};
uint8_t numExtraSounding{0};
bool forceSounding{true};
double prefixPaddingTime{8e-6};
double inBasebandPostfixPaddingTime{4e-6};
double postfixPaddingTime{0};
uint8_t scramblerState{0x27};
double txIQAmplitudeImbalance_dB{0};
double txIQPhaseImbalance_rad{0};
std::optional<double> fixedPowerScale{std::nullopt};
double hardwareSamplingRate{20e6};
double samplingRateOffset{0};
double carrierFrequencyOffset{0};
double resampleRatio{1.0};
double simulateTxDistance{0};
bool splitHighLow{false};
uint8_t vhtGroupId{0};
std::vector<uint8_t> heAllocationIndex{0};
bool txHEExtendedRange{false};
bool heHighDoppler{false};
uint8_t heMidamblePeriodicity{10};
uint8_t heLTFType{4};
bool hePreHESpatialMapping{false};
bool ehtDupMode{false};
uint8_t ehtLTFType{4};
std::optional<TxPrecodingParameters> precodingParameters = std::nullopt;
void applyPreset(const std::string &presetName) {
if (!FrontEndModePreset::getPresetMap().contains(presetName))
throw std::invalid_argument("invalid frontend mode preset name: " + presetName + "\n" + FrontEndModePreset::printHelpContentForFrontEndModePreset());
applyPreset(FrontEndModePreset::getPresetMap().at(presetName));
}
void applyPreset(const std::shared_ptr<FrontEndModePreset> &presetV) {
preset = presetV;
if (preset->txSamplingRate && preset->txResampleRatio && preset->txCBW) {
hardwareSamplingRate = preset->txSamplingRate.value();
cbw = static_cast<ChannelBandwidthEnum>(preset->txCBW.value());
frameType = preset->format;
coding = std::vector<ChannelCodingEnum>{preset->coding};
resampleRatio = preset->txResampleRatio.value();
if (frameType == PacketFormatEnum::PacketFormat_HESU ||
frameType == PacketFormatEnum::PacketFormat_EHTMU ||
frameType == PacketFormatEnum::PacketFormat_EHTSU ||
frameType == PacketFormatEnum::PacketFormat_EHTMU) {
guardInterval = GuardIntervalEnum::GI_3200; // default to 3.2us GI for higher robustness
}
}
}
void validate() const {
if (frameType == PacketFormatEnum::PacketFormat_NonHT) {
if (NDPFrame)
throw std::invalid_argument("NDP frame is only valid for VHT and HE-SU frame.");
if (coding[0] == ChannelCodingEnum::LDPC)
throw std::invalid_argument("Invalid Tx Coding: " + ChannelCoding2String(coding[0]) + " for NonHT frame.");
if (mcs[0] > 6)
throw std::invalid_argument("Invalid Tx MCS: " + std::to_string(mcs[0]) + " for NonHT frame.");
if (numSTS[0] > 1)
throw std::invalid_argument("Invalid Tx numSTS: " + std::to_string(numSTS[0]) + " for NonHT frame.");
if (guardInterval != GuardIntervalEnum::GI_800)
throw std::invalid_argument("Invalid Tx GI: " + GuardInterval2String(guardInterval) + " for NonHT frame.");
if (preferAMPDU)
throw std::invalid_argument("AMPDU is not supported by NonHT format.");
} else if (frameType == PacketFormatEnum::PacketFormat_HT) {
if (NDPFrame)
throw std::invalid_argument("NDP frame is only valid for VHT and HE-SU frame.");
if (static_cast<int>(cbw) > static_cast<int>(ChannelBandwidthEnum::CBW_40))
throw std::invalid_argument("Invalid Tx CBW: " + ChannelBandwidth2String(cbw) + " for HT frame.");
if (mcs[0] > 7)
throw std::invalid_argument("Invalid Tx MCS: " + std::to_string(mcs[0]) + " for HT frame.");
if (numSTS[0] > 4)
throw std::invalid_argument("Invalid Tx numSTS: " + std::to_string(numSTS[0]) + " for HT frame.");
if (const auto requiredNumHTLTFs = [&] {
switch (numSTS[0]) {
case 1:
return 1;
case 2:
return 2;
case 3:
[[fallthrough]];
default:
return 4;
}
}() + [&] {
switch (numExtraSounding) {
case 0:
return 0;
case 1:
return 1;
case 2:
return 2;
case 3:
[[fallthrough]];
case 4:
return 4;
default:
return int(numExtraSounding);
}
}(); requiredNumHTLTFs > 5) {
throw std::invalid_argument("Invalid number of Extra HT-LTF: " + std::to_string(numExtraSounding) + " for HT-format frame with " + std::to_string(numSTS[0]) + " STS.");
}
if (guardInterval > GuardIntervalEnum::GI_800)
throw std::invalid_argument("Invalid Tx GI: " + GuardInterval2String(guardInterval) + " for HT frame.");
} else if (frameType == PacketFormatEnum::PacketFormat_VHT) {
if (mcs[0] > 9)
throw std::invalid_argument("Invalid Tx MCS: " + std::to_string(mcs[0]) + " for VHT frame.");
if (numSTS[0] > 8)
throw std::invalid_argument("Invalid Tx numSTS: " + std::to_string(numSTS[0]) + " for VHT frame.");
if (guardInterval > GuardIntervalEnum::GI_800)
throw std::invalid_argument("Invalid Tx GI: " + GuardInterval2String(guardInterval) + " for VHT frame.");
} else if (frameType == PacketFormatEnum::PacketFormat_HESU || frameType == PacketFormatEnum::PacketFormat_HEMU) {
if (coding[0] == ChannelCodingEnum::BCC && cbw > ChannelBandwidthEnum::CBW_20)
throw std::invalid_argument("Invalid Tx Coding: " + ChannelCoding2String(coding[0]) + " for HE-SU frame.");
if (mcs[0] > 11)
throw std::invalid_argument("Invalid Tx MCS: " + std::to_string(mcs[0]) + " for HE-SU frame.");
if (numSTS[0] > 8)
throw std::invalid_argument("Invalid Tx numSTS: " + std::to_string(numSTS[0]) + " for HE-SU frame.");
if (txHEExtendedRange && numSTS[0] > 2)
throw std::invalid_argument("Invalid Tx numSTS: " + std::to_string(numSTS[0]) + " for HE-EXT-SU frame. Must be smaller than 3.");
if (txHEExtendedRange && mcs[0] > 2)
throw std::invalid_argument("Invalid Tx MCS: " + std::to_string(mcs[0]) + " for HE-EXT-SU frame. Must be smaller than 3.");
if (heHighDoppler && numSTS[0] > 4)
throw std::invalid_argument("Invalid Tx numSTS: " + std::to_string(numSTS[0]) + " for HE-SU High-Doppler frame. Must be smaller than 4.");
if (heHighDoppler && heMidamblePeriodicity != 10 && heMidamblePeriodicity != 20)
throw std::invalid_argument("Invalid TX mid amble periodicity: " + std::to_string(heMidamblePeriodicity) + " for HE-SU frame. Must be 10 or 20.");
if (guardInterval == GuardIntervalEnum::GI_400)
throw std::invalid_argument("Invalid GI " + std::to_string(static_cast<uint16_t>(guardInterval)) + " for HE-SU frame. Must be 800, 1600 or 3200ns.");
if (heLTFType == 4 && guardInterval == GuardIntervalEnum::GI_1600)
throw std::invalid_argument("Invalid GI " + std::to_string(static_cast<uint16_t>(guardInterval)) + " for HE-SU HE-LTF compression mode 4. Must be 800 or 3200ns.");
if ((heLTFType == 2 || heLTFType == 1) && guardInterval == GuardIntervalEnum::GI_3200)
throw std::invalid_argument("Invalid GI " + std::to_string(static_cast<uint16_t>(guardInterval)) + " for HE-SU HE-LTF compression mode 1 or 2. Must be 800 or 1600ns.");
} else if (frameType == PacketFormatEnum::PacketFormat_EHTSU) {
if (coding[0] == ChannelCodingEnum::BCC && cbw > ChannelBandwidthEnum::CBW_20)
throw std::invalid_argument(">20 MHz CBW EHT-SU format requires the LDPC coding.");
if (coding[0] == ChannelCodingEnum::BCC && numSTS[0] >= 4)
throw std::invalid_argument(">4 STS EHT-SU format requires the LDPC coding.");
if (coding[0] == ChannelCodingEnum::BCC && mcs[0] > 9)
throw std::invalid_argument(" >9 MCS EHT-SU format requires the LDPC coding.");
if (mcs[0] > 13)
throw std::invalid_argument("Invalid Tx MCS: " + std::to_string(mcs[0]) + " for EHT-SU frame.");
if (const auto expectedNumEHTLTF = [&] {
switch (numSTS[0]) {
case 1:
return 1;
case 2:
return 2;
case 3:
[[fallthrough]];
case 4:
return 4;
case 5:
[[fallthrough]];
case 6:
return 6;
case 7:
[[fallthrough]];
default:
return 8;
}
}() + numExtraSounding; numExtraSounding > 0 && (expectedNumEHTLTF == 3 || expectedNumEHTLTF == 5 || expectedNumEHTLTF == 7 || expectedNumEHTLTF > 8)) {
throw std::invalid_argument("Invalid number of Extra EHT-LTF: " + std::to_string(numExtraSounding) + " for EHT-format frame with " + std::to_string(numSTS[0]) + " STS.");
}
if (guardInterval == GuardIntervalEnum::GI_400)
throw std::invalid_argument("Invalid GI " + std::to_string(static_cast<uint16_t>(guardInterval)) + " for EHT-SU frame. Must be 800, 1600 or 3200ns.");
if (ehtLTFType == 1)
throw std::invalid_argument("Invalid EHT-LTF compression mode " + std::to_string(ehtLTFType) + " for EHT-SU frame. Must be 2 or 4.");
if (ehtLTFType == 4 && guardInterval == GuardIntervalEnum::GI_1600)
throw std::invalid_argument("Invalid GI " + std::to_string(static_cast<uint16_t>(guardInterval)) + " for EHT-SU EHT-LTF compression mode 4. Must be 800 or 3200ns.");
if (ehtLTFType == 2 && guardInterval == GuardIntervalEnum::GI_3200)
throw std::invalid_argument("Invalid GI " + std::to_string(static_cast<uint16_t>(guardInterval)) + " for EHT-SU EHT-LTF compression mode 1 or 2. Must be 800 or 1600ns.");
}
}
[[nodiscard]] std::string toString() const {
std::stringstream ss;
ss << "tx_param[preset=" << (preset ? preset->presetName : "NULL") << ", type=" << PacketFormat2String(frameType) << ", CBW=" << ChannelBandwidth2String(cbw) << ", MCS=" << static_cast<int16_t>(mcs[0]) << ", numSTS=" << static_cast<int16_t>(numSTS[0]) << ", Coding=" << ChannelCoding2String(coding[0]) << ", GI=" << GuardInterval2String(guardInterval);
if (frameType == PacketFormatEnum::PacketFormat_HT) {
ss << ", numESS=" << static_cast<int>(numExtraSounding) << ", sounding(11n)=" << forceSounding;
} else if (frameType == PacketFormatEnum::PacketFormat_HESU) {
ss << ", HiDoppler=" << (heHighDoppler ? static_cast<int>(heMidamblePeriodicity) : 0) << ", ER=" << txHEExtendedRange;
} else if (frameType == PacketFormatEnum::PacketFormat_EHTSU) {
ss << ", numESS=" << static_cast<int>(numExtraSounding);
}
ss <<", prefix=" << prefixPaddingTime * 1e6 <<"us, postfix=" << postfixPaddingTime * 1e6 << "us]";
return ss.str();
}
};
inline std::ostream& operator<<(std::ostream&os, const PicoScenesFrameTxParameters¶meters) {
os << parameters.toString();
return os;
}
#endif //PICOSCENES_PLATFORM_PICOSCENESFRAMETXPARAMETERS_HXX