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Clutter filter bypass map

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This commit is contained in:
Dan Paulat 2022-02-12 22:00:30 -06:00
parent 0df6defe01
commit 8f362cc881
4 changed files with 208 additions and 2 deletions
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46
wxdata/include/scwx/wsr88d/rda/clutter_filter_bypass_map.hpp Normal file
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@ -0,0 +1,46 @@
#pragma once
#include <scwx/wsr88d/rda/level2_message.hpp>
namespace scwx
{
namespace wsr88d
{
namespace rda
{
class ClutterFilterBypassMapImpl;
class ClutterFilterBypassMap : public Level2Message
{
public:
explicit ClutterFilterBypassMap();
~ClutterFilterBypassMap();
ClutterFilterBypassMap(const ClutterFilterBypassMap&) = delete;
ClutterFilterBypassMap& operator=(const ClutterFilterBypassMap&) = delete;
ClutterFilterBypassMap(ClutterFilterBypassMap&&) noexcept;
ClutterFilterBypassMap& operator=(ClutterFilterBypassMap&&) noexcept;
uint16_t map_generation_date() const;
uint16_t map_generation_time() const;
uint16_t number_of_elevation_segments() const;
uint16_t range_bin(uint16_t e, uint16_t r, uint16_t b) const;
bool Parse(std::istream& is);
static std::shared_ptr<ClutterFilterBypassMap>
Create(Level2MessageHeader&& header, std::istream& is);
static constexpr size_t NUM_RADIALS = 360u;
static constexpr size_t NUM_RANGE_BINS = 512u;
static constexpr size_t NUM_CODED_RANGE_BINS = NUM_RANGE_BINS / 16u;
private:
std::unique_ptr<ClutterFilterBypassMapImpl> p;
};
} // namespace rda
} // namespace wsr88d
} // namespace scwx

156
wxdata/source/scwx/wsr88d/rda/clutter_filter_bypass_map.cpp Normal file
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@ -0,0 +1,156 @@
#include <scwx/wsr88d/rda/clutter_filter_bypass_map.hpp>
#include <vector>
#include <boost/log/trivial.hpp>
namespace scwx
{
namespace wsr88d
{
namespace rda
{
static const std::string logPrefix_ =
"[scwx::wsr88d::rda::clutter_filter_bypass_map] ";
class ClutterFilterBypassMapImpl
{
public:
explicit ClutterFilterBypassMapImpl() :
mapGenerationDate_(), mapGenerationTime_(), rangeBins_() {};
~ClutterFilterBypassMapImpl() = default;
uint16_t mapGenerationDate_;
uint16_t mapGenerationTime_;
std::vector<std::vector<std::vector<uint16_t>>> rangeBins_;
};
ClutterFilterBypassMap::ClutterFilterBypassMap() :
Level2Message(), p(std::make_unique<ClutterFilterBypassMapImpl>())
{
}
ClutterFilterBypassMap::~ClutterFilterBypassMap() = default;
ClutterFilterBypassMap::ClutterFilterBypassMap(
ClutterFilterBypassMap&&) noexcept = default;
ClutterFilterBypassMap&
ClutterFilterBypassMap::operator=(ClutterFilterBypassMap&&) noexcept = default;
uint16_t ClutterFilterBypassMap::map_generation_date() const
{
return p->mapGenerationDate_;
}
uint16_t ClutterFilterBypassMap::map_generation_time() const
{
return p->mapGenerationTime_;
}
uint16_t ClutterFilterBypassMap::number_of_elevation_segments() const
{
return static_cast<uint16_t>(p->rangeBins_.size());
}
uint16_t
ClutterFilterBypassMap::range_bin(uint16_t e, uint16_t r, uint16_t b) const
{
return p->rangeBins_[e][r][b];
}
bool ClutterFilterBypassMap::Parse(std::istream& is)
{
BOOST_LOG_TRIVIAL(trace)
<< logPrefix_ << "Parsing Clutter Filter Bypass Map (Message Type 13)";
bool messageValid = true;
size_t bytesRead = 0;
uint16_t numElevationSegments = 0;
is.read(reinterpret_cast<char*>(&p->mapGenerationDate_), 2);
is.read(reinterpret_cast<char*>(&p->mapGenerationTime_), 2);
is.read(reinterpret_cast<char*>(&numElevationSegments), 2);
bytesRead += 6;
p->mapGenerationDate_ = ntohs(p->mapGenerationDate_);
p->mapGenerationTime_ = ntohs(p->mapGenerationTime_);
numElevationSegments = ntohs(numElevationSegments);
if (p->mapGenerationDate_ < 1)
{
BOOST_LOG_TRIVIAL(warning)
<< logPrefix_ << "Invalid date: " << p->mapGenerationDate_;
messageValid = false;
}
if (p->mapGenerationTime_ > 1440)
{
BOOST_LOG_TRIVIAL(warning)
<< logPrefix_ << "Invalid time: " << p->mapGenerationTime_;
messageValid = false;
}
if (numElevationSegments < 1 || numElevationSegments > 5)
{
BOOST_LOG_TRIVIAL(warning)
<< logPrefix_
<< "Invalid number of elevation segments: " << numElevationSegments;
messageValid = false;
}
if (!messageValid)
{
numElevationSegments = 0;
}
p->rangeBins_.resize(numElevationSegments);
for (uint16_t e = 0; e < numElevationSegments && messageValid; e++)
{
p->rangeBins_[e].resize(NUM_RADIALS);
is.seekg(2, std::ios_base::cur); // Segment number (redundant)
for (uint16_t r = 0; r < NUM_RADIALS && messageValid; r++)
{
p->rangeBins_[e][r].resize(NUM_CODED_RANGE_BINS);
is.read(reinterpret_cast<char*>(p->rangeBins_[e][r].data()),
NUM_RANGE_BINS / 8u);
bytesRead += NUM_RANGE_BINS / 8u;
SwapVector(p->rangeBins_[e][r]);
}
}
if (!ValidateMessage(is, bytesRead))
{
messageValid = false;
}
if (!messageValid)
{
p->rangeBins_.resize(0);
p->rangeBins_.shrink_to_fit();
}
return messageValid;
}
std::shared_ptr<ClutterFilterBypassMap>
ClutterFilterBypassMap::Create(Level2MessageHeader&& header, std::istream& is)
{
std::shared_ptr<ClutterFilterBypassMap> message =
std::make_shared<ClutterFilterBypassMap>();
message->set_header(std::move(header));
if (!message->Parse(is))
{
message.reset();
}
return message;
}
} // namespace rda
} // namespace wsr88d
} // namespace scwx

2
wxdata/source/scwx/wsr88d/rda/level2_message_factory.cpp
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@ -1,6 +1,7 @@
#include <scwx/wsr88d/rda/level2_message_factory.hpp>
#include <scwx/util/vectorbuf.hpp>
#include <scwx/wsr88d/rda/clutter_filter_bypass_map.hpp>
#include <scwx/wsr88d/rda/clutter_filter_map.hpp>
#include <scwx/wsr88d/rda/digital_radar_data.hpp>
#include <scwx/wsr88d/rda/performance_maintenance_data.hpp>
@ -31,6 +32,7 @@ static const std::unordered_map<uint8_t, CreateLevel2MessageFunction> create_ {
{2, RdaStatusData::Create},
{3, PerformanceMaintenanceData::Create},
{5, VolumeCoveragePatternData::Create},
{13, ClutterFilterBypassMap::Create},
{15, ClutterFilterMap::Create},
{18, RdaAdaptationData::Create},
{31, DigitalRadarData::Create}};

6
wxdata/wxdata.cmake
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@ -48,7 +48,8 @@ set(SRC_WSR88D source/scwx/wsr88d/ar2v_file.cpp
source/scwx/wsr88d/level3_file.cpp
source/scwx/wsr88d/nexrad_file.cpp
source/scwx/wsr88d/nexrad_file_factory.cpp)
set(HDR_WSR88D_RDA include/scwx/wsr88d/rda/clutter_filter_map.hpp
set(HDR_WSR88D_RDA include/scwx/wsr88d/rda/clutter_filter_bypass_map.hpp
include/scwx/wsr88d/rda/clutter_filter_map.hpp
include/scwx/wsr88d/rda/digital_radar_data.hpp
include/scwx/wsr88d/rda/level2_message.hpp
include/scwx/wsr88d/rda/level2_message_factory.hpp
@ -58,7 +59,8 @@ set(HDR_WSR88D_RDA include/scwx/wsr88d/rda/clutter_filter_map.hpp
include/scwx/wsr88d/rda/rda_status_data.hpp
include/scwx/wsr88d/rda/types.hpp
include/scwx/wsr88d/rda/volume_coverage_pattern_data.hpp)
set(SRC_WSR88D_RDA source/scwx/wsr88d/rda/clutter_filter_map.cpp
set(SRC_WSR88D_RDA source/scwx/wsr88d/rda/clutter_filter_bypass_map.cpp
source/scwx/wsr88d/rda/clutter_filter_map.cpp
source/scwx/wsr88d/rda/digital_radar_data.cpp
source/scwx/wsr88d/rda/level2_message.cpp
source/scwx/wsr88d/rda/level2_message_factory.cpp