mirror of
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537 lines
16 KiB
C++
537 lines
16 KiB
C++
#include <scwx/wsr88d/rda/volume_coverage_pattern_data.hpp>
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#include <boost/log/trivial.hpp>
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namespace scwx
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{
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namespace wsr88d
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{
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namespace rda
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{
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static const std::string logPrefix_ =
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"[scwx::wsr88d::rda::volume_coverage_pattern_data] ";
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struct Sector;
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static void ReadSector(std::istream& is, Sector& s);
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static void SwapSector(Sector& s);
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struct Sector
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{
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uint16_t edgeAngle_;
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uint16_t dopplerPrfNumber_;
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uint16_t dopplerPrfPulseCountRadial_;
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Sector() :
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edgeAngle_ {0}, dopplerPrfNumber_ {0}, dopplerPrfPulseCountRadial_ {0}
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{
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}
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};
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struct ElevationCut
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{
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uint16_t elevationAngle_;
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uint8_t channelConfiguration_;
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uint8_t waveformType_;
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uint8_t superResolutionControl_;
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uint8_t surveillancePrfNumber_;
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uint16_t surveillancePrfPulseCountRadial_;
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int16_t azimuthRate_;
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uint16_t reflectivityThreshold_;
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uint16_t velocityThreshold_;
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uint16_t spectrumWidthThreshold_;
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uint16_t differentialReflectivityThreshold_;
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uint16_t differentialPhaseThreshold_;
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uint16_t correlationCoefficientThreshold_;
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std::array<Sector, 3> sector_;
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uint16_t supplementalData_;
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uint16_t ebcAngle_;
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ElevationCut() :
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elevationAngle_ {0},
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channelConfiguration_ {0},
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waveformType_ {0},
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superResolutionControl_ {0},
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surveillancePrfNumber_ {0},
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surveillancePrfPulseCountRadial_ {0},
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azimuthRate_ {0},
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reflectivityThreshold_ {0},
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velocityThreshold_ {0},
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spectrumWidthThreshold_ {0},
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differentialReflectivityThreshold_ {0},
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differentialPhaseThreshold_ {0},
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correlationCoefficientThreshold_ {0},
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sector_(),
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supplementalData_ {0},
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ebcAngle_ {0}
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{
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}
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};
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class VolumeCoveragePatternDataImpl
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{
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public:
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explicit VolumeCoveragePatternDataImpl() :
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patternType_ {0},
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patternNumber_ {0},
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version_ {0},
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clutterMapGroupNumber_ {0},
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dopplerVelocityResolution_ {0},
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pulseWidth_ {0},
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vcpSequencing_ {0},
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vcpSupplementalData_ {0},
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elevationCuts_() {};
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~VolumeCoveragePatternDataImpl() = default;
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uint16_t patternType_;
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uint16_t patternNumber_;
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uint8_t version_;
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uint8_t clutterMapGroupNumber_;
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uint8_t dopplerVelocityResolution_;
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uint8_t pulseWidth_;
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uint16_t vcpSequencing_;
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uint16_t vcpSupplementalData_;
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std::vector<ElevationCut> elevationCuts_;
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};
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VolumeCoveragePatternData::VolumeCoveragePatternData() :
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Level2Message(), p(std::make_unique<VolumeCoveragePatternDataImpl>())
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{
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}
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VolumeCoveragePatternData::~VolumeCoveragePatternData() = default;
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VolumeCoveragePatternData::VolumeCoveragePatternData(
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VolumeCoveragePatternData&&) noexcept = default;
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VolumeCoveragePatternData& VolumeCoveragePatternData::operator=(
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VolumeCoveragePatternData&&) noexcept = default;
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uint16_t VolumeCoveragePatternData::pattern_type() const
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{
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return p->patternType_;
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}
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uint16_t VolumeCoveragePatternData::pattern_number() const
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{
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return p->patternNumber_;
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}
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uint16_t VolumeCoveragePatternData::number_of_elevation_cuts() const
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{
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return static_cast<uint16_t>(p->elevationCuts_.size());
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}
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uint8_t VolumeCoveragePatternData::version() const
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{
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return p->version_;
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}
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uint8_t VolumeCoveragePatternData::clutter_map_group_number() const
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{
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return p->clutterMapGroupNumber_;
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}
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float VolumeCoveragePatternData::doppler_velocity_resolution() const
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{
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float resolution = 0.0f;
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switch (p->dopplerVelocityResolution_)
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{
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case 2: resolution = 0.5f; break;
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case 4: resolution = 1.0f; break;
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}
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return resolution;
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}
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uint8_t VolumeCoveragePatternData::pulse_width() const
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{
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return p->pulseWidth_;
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}
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uint16_t VolumeCoveragePatternData::vcp_sequencing() const
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{
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return p->vcpSequencing_;
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}
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uint16_t VolumeCoveragePatternData::number_of_elevations() const
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{
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return p->vcpSequencing_ & 0x001f;
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}
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uint16_t VolumeCoveragePatternData::maximum_sails_cuts() const
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{
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return (p->vcpSequencing_ & 0x0060) >> 5;
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}
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bool VolumeCoveragePatternData::sequence_active() const
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{
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return p->vcpSequencing_ & 0x2000;
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}
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bool VolumeCoveragePatternData::truncated_vcp() const
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{
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return p->vcpSequencing_ & 0x4000;
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}
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uint16_t VolumeCoveragePatternData::vcp_supplemental_data() const
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{
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return p->vcpSupplementalData_;
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}
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bool VolumeCoveragePatternData::sails_vcp() const
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{
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return p->vcpSupplementalData_ & 0x0001;
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}
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uint16_t VolumeCoveragePatternData::number_of_sails_cuts() const
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{
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return (p->vcpSupplementalData_ & 0x000E) >> 1;
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}
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bool VolumeCoveragePatternData::mrle_vcp() const
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{
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return p->vcpSupplementalData_ & 0x0010;
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}
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uint16_t VolumeCoveragePatternData::number_of_mrle_cuts() const
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{
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return (p->vcpSupplementalData_ & 0x00E0) >> 5;
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}
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bool VolumeCoveragePatternData::mpda_vcp() const
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{
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return p->vcpSupplementalData_ & 0x0800;
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}
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bool VolumeCoveragePatternData::base_tilt_vcp() const
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{
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return p->vcpSupplementalData_ & 0x1000;
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}
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uint16_t VolumeCoveragePatternData::number_of_base_tilts() const
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{
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return (p->vcpSupplementalData_ & 0xE000) >> 13;
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}
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double VolumeCoveragePatternData::elevation_angle(uint16_t e) const
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{
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return p->elevationCuts_[e].elevationAngle_ * ANGLE_DATA_SCALE;
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}
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uint16_t VolumeCoveragePatternData::elevation_angle_raw(uint16_t e) const
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{
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return p->elevationCuts_[e].elevationAngle_;
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}
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uint8_t VolumeCoveragePatternData::channel_configuration(uint16_t e) const
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{
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return p->elevationCuts_[e].channelConfiguration_;
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}
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WaveformType VolumeCoveragePatternData::waveform_type(uint16_t e) const
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{
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switch (p->elevationCuts_[e].waveformType_)
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{
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case 1: return WaveformType::ContiguousSurveillance;
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case 2: return WaveformType::ContiguousDopplerWithAmbiguityResolution;
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case 3: return WaveformType::ContiguousDopplerWithoutAmbiguityResolution;
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case 4: return WaveformType::Batch;
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case 5: return WaveformType::StaggeredPulsePair;
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default: return WaveformType::Unknown;
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}
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}
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uint8_t VolumeCoveragePatternData::waveform_type_raw(uint16_t e) const
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{
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return p->elevationCuts_[e].waveformType_;
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}
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uint8_t VolumeCoveragePatternData::super_resolution_control(uint16_t e) const
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{
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return p->elevationCuts_[e].superResolutionControl_;
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}
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bool VolumeCoveragePatternData::half_degree_azimuth(uint16_t e) const
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{
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return p->elevationCuts_[e].superResolutionControl_ & 0x01;
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}
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bool VolumeCoveragePatternData::quarter_km_reflectivity(uint16_t e) const
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{
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return p->elevationCuts_[e].superResolutionControl_ & 0x02;
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}
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bool VolumeCoveragePatternData::doppler_to_300km(uint16_t e) const
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{
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return p->elevationCuts_[e].superResolutionControl_ & 0x04;
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}
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bool VolumeCoveragePatternData::dual_polarization_to_300km(uint16_t e) const
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{
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return p->elevationCuts_[e].superResolutionControl_ & 0x08;
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}
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uint8_t VolumeCoveragePatternData::surveillance_prf_number(uint16_t e) const
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{
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return p->elevationCuts_[e].surveillancePrfNumber_;
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}
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uint16_t
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VolumeCoveragePatternData::surveillance_prf_pulse_count_radial(uint16_t e) const
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{
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return p->elevationCuts_[e].surveillancePrfPulseCountRadial_;
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}
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double VolumeCoveragePatternData::azimuth_rate(uint16_t e) const
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{
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return p->elevationCuts_[e].azimuthRate_ * AZ_EL_RATE_DATA_SCALE;
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}
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float VolumeCoveragePatternData::reflectivity_threshold(uint16_t e) const
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{
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return p->elevationCuts_[e].reflectivityThreshold_ * 0.125f;
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}
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float VolumeCoveragePatternData::velocity_threshold(uint16_t e) const
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{
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return p->elevationCuts_[e].velocityThreshold_ * 0.125f;
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}
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float VolumeCoveragePatternData::spectrum_width_threshold(uint16_t e) const
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{
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return p->elevationCuts_[e].spectrumWidthThreshold_ * 0.125f;
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}
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float VolumeCoveragePatternData::differential_reflectivity_threshold(
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uint16_t e) const
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{
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return p->elevationCuts_[e].differentialReflectivityThreshold_ * 0.125f;
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}
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float VolumeCoveragePatternData::differential_phase_threshold(uint16_t e) const
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{
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return p->elevationCuts_[e].differentialPhaseThreshold_ * 0.125f;
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}
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float VolumeCoveragePatternData::correlation_coefficient_threshold(
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uint16_t e) const
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{
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return p->elevationCuts_[e].correlationCoefficientThreshold_ * 0.125f;
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}
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uint16_t VolumeCoveragePatternData::supplemental_data(uint16_t e) const
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{
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return p->elevationCuts_[e].supplementalData_;
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}
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bool VolumeCoveragePatternData::sails_cut(uint16_t e) const
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{
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return p->elevationCuts_[e].supplementalData_ & 0x0001;
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}
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uint16_t VolumeCoveragePatternData::sails_sequence_number(uint16_t e) const
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{
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return (p->elevationCuts_[e].supplementalData_ & 0x000E) >> 1;
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}
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bool VolumeCoveragePatternData::mrle_cut(uint16_t e) const
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{
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return p->elevationCuts_[e].supplementalData_ & 0x0010;
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}
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uint16_t VolumeCoveragePatternData::mrle_sequence_number(uint16_t e) const
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{
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return (p->elevationCuts_[e].supplementalData_ & 0x00E0) >> 5;
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}
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bool VolumeCoveragePatternData::mpda_cut(uint16_t e) const
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{
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return p->elevationCuts_[e].supplementalData_ & 0x0200;
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}
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bool VolumeCoveragePatternData::base_tilt_cut(uint16_t e) const
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{
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return p->elevationCuts_[e].supplementalData_ & 0x0400;
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}
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double VolumeCoveragePatternData::ebc_angle(uint16_t e) const
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{
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return p->elevationCuts_[e].ebcAngle_ * ANGLE_DATA_SCALE;
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}
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double VolumeCoveragePatternData::edge_angle(uint16_t e, uint16_t s) const
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{
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return p->elevationCuts_[e].sector_[s].edgeAngle_ * ANGLE_DATA_SCALE;
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}
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uint16_t VolumeCoveragePatternData::doppler_prf_number(uint16_t e,
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uint16_t s) const
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{
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return p->elevationCuts_[e].sector_[s].dopplerPrfNumber_;
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}
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uint16_t
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VolumeCoveragePatternData::doppler_prf_pulse_count_radial(uint16_t e,
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uint16_t s) const
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{
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return p->elevationCuts_[e].sector_[s].dopplerPrfPulseCountRadial_;
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}
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bool VolumeCoveragePatternData::Parse(std::istream& is)
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{
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BOOST_LOG_TRIVIAL(trace)
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<< logPrefix_ << "Parsing Volume Coverage Pattern Data (Message Type 5)";
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bool messageValid = true;
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size_t bytesRead = 0;
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uint16_t messageSize = 0;
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uint16_t numberOfElevationCuts = 0;
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is.read(reinterpret_cast<char*>(&messageSize), 2); // 1
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is.read(reinterpret_cast<char*>(&p->patternType_), 2); // 2
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is.read(reinterpret_cast<char*>(&p->patternNumber_), 2); // 3
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is.read(reinterpret_cast<char*>(&numberOfElevationCuts), 2); // 4
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is.read(reinterpret_cast<char*>(&p->version_), 1); // 5
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is.read(reinterpret_cast<char*>(&p->clutterMapGroupNumber_), 1); // 5
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is.read(reinterpret_cast<char*>(&p->dopplerVelocityResolution_), 1); // 6
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is.read(reinterpret_cast<char*>(&p->pulseWidth_), 1); // 6
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is.seekg(4, std::ios_base::cur); // 7-8
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is.read(reinterpret_cast<char*>(&p->vcpSequencing_), 2); // 9
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is.read(reinterpret_cast<char*>(&p->vcpSupplementalData_), 2); // 10
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is.seekg(2, std::ios_base::cur); // 11
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bytesRead += 22;
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messageSize = ntohs(messageSize);
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p->patternType_ = ntohs(p->patternType_);
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p->patternNumber_ = ntohs(p->patternNumber_);
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numberOfElevationCuts = ntohs(numberOfElevationCuts);
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p->vcpSequencing_ = ntohs(p->vcpSequencing_);
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p->vcpSupplementalData_ = ntohs(p->vcpSupplementalData_);
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if (messageSize < 34 || messageSize > 747)
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{
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BOOST_LOG_TRIVIAL(warning)
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<< logPrefix_ << "Invalid message size: " << messageSize;
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messageValid = false;
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}
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if (numberOfElevationCuts < 1 || numberOfElevationCuts > 32)
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{
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BOOST_LOG_TRIVIAL(warning)
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<< logPrefix_
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<< "Invalid number of elevation cuts: " << numberOfElevationCuts;
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messageValid = false;
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}
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if (!messageValid)
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{
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numberOfElevationCuts = 0;
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}
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p->elevationCuts_.resize(numberOfElevationCuts);
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for (uint16_t e = 0; e < numberOfElevationCuts; ++e)
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{
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ElevationCut& c = p->elevationCuts_[e];
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is.read(reinterpret_cast<char*>(&c.elevationAngle_), 2); // E1
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is.read(reinterpret_cast<char*>(&c.channelConfiguration_), 1); // E2
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is.read(reinterpret_cast<char*>(&c.waveformType_), 1); // E2
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is.read(reinterpret_cast<char*>(&c.superResolutionControl_), 1); // E3
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is.read(reinterpret_cast<char*>(&c.surveillancePrfNumber_), 1); // E3
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is.read(reinterpret_cast<char*>(&c.surveillancePrfPulseCountRadial_),
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2); // E4
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is.read(reinterpret_cast<char*>(&c.azimuthRate_), 2); // E5
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is.read(reinterpret_cast<char*>(&c.reflectivityThreshold_), 2); // E6
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is.read(reinterpret_cast<char*>(&c.velocityThreshold_), 2); // E7
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is.read(reinterpret_cast<char*>(&c.spectrumWidthThreshold_), 2); // E8
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is.read(reinterpret_cast<char*>(&c.differentialReflectivityThreshold_),
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2); // E9
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is.read(reinterpret_cast<char*>(&c.differentialPhaseThreshold_),
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2); // E10
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is.read(reinterpret_cast<char*>(&c.correlationCoefficientThreshold_),
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2); // E11
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ReadSector(is, c.sector_[0]); // E12-E14
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is.read(reinterpret_cast<char*>(&c.supplementalData_), 2); // E15
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ReadSector(is, c.sector_[1]); // E16-E18
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is.read(reinterpret_cast<char*>(&c.ebcAngle_), 2); // E19
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ReadSector(is, c.sector_[2]); // E20-E22
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is.seekg(2, std::ios_base::cur); // E23
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bytesRead += 46;
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c.elevationAngle_ = ntohs(c.elevationAngle_);
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c.surveillancePrfPulseCountRadial_ =
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ntohs(c.surveillancePrfPulseCountRadial_);
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c.azimuthRate_ = ntohs(c.azimuthRate_);
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c.reflectivityThreshold_ = ntohs(c.reflectivityThreshold_);
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c.velocityThreshold_ = ntohs(c.velocityThreshold_);
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c.spectrumWidthThreshold_ = ntohs(c.spectrumWidthThreshold_);
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c.differentialReflectivityThreshold_ =
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ntohs(c.differentialReflectivityThreshold_);
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c.differentialPhaseThreshold_ = ntohs(c.differentialPhaseThreshold_);
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c.correlationCoefficientThreshold_ =
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ntohs(c.correlationCoefficientThreshold_);
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c.supplementalData_ = ntohs(c.supplementalData_);
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c.ebcAngle_ = ntohs(c.ebcAngle_);
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for (size_t s = 0; s < c.sector_.size(); s++)
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{
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SwapSector(c.sector_[s]);
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}
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}
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if (messageValid && bytesRead != messageSize * 2)
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{
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BOOST_LOG_TRIVIAL(warning)
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<< logPrefix_ << "Bytes read (" << bytesRead
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<< ") not equal to message size (" << messageSize * 2 << ")";
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}
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if (!ValidateMessage(is, bytesRead))
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{
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messageValid = false;
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}
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if (!messageValid)
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{
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p->elevationCuts_.resize(0);
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p->elevationCuts_.shrink_to_fit();
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}
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return messageValid;
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}
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std::shared_ptr<VolumeCoveragePatternData>
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VolumeCoveragePatternData::Create(Level2MessageHeader&& header,
|
|
std::istream& is)
|
|
{
|
|
std::shared_ptr<VolumeCoveragePatternData> message =
|
|
std::make_shared<VolumeCoveragePatternData>();
|
|
message->set_header(std::move(header));
|
|
|
|
if (!message->Parse(is))
|
|
{
|
|
message.reset();
|
|
}
|
|
|
|
return message;
|
|
}
|
|
|
|
static void ReadSector(std::istream& is, Sector& s)
|
|
{
|
|
is.read(reinterpret_cast<char*>(&s.edgeAngle_), 2); // S1
|
|
is.read(reinterpret_cast<char*>(&s.dopplerPrfNumber_), 2); // S2
|
|
is.read(reinterpret_cast<char*>(&s.dopplerPrfPulseCountRadial_), 2); // S3
|
|
}
|
|
|
|
static void SwapSector(Sector& s)
|
|
{
|
|
s.edgeAngle_ = ntohs(s.edgeAngle_);
|
|
s.dopplerPrfNumber_ = ntohs(s.dopplerPrfNumber_);
|
|
s.dopplerPrfPulseCountRadial_ = ntohs(s.dopplerPrfPulseCountRadial_);
|
|
}
|
|
|
|
} // namespace rda
|
|
} // namespace wsr88d
|
|
} // namespace scwx
|