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Index multiple level 2 elevation scans

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This commit is contained in:
Dan Paulat 2024-10-20 08:02:19 -05:00
parent 50b6a8dd9b
commit b466ac818c
1 changed files with 31 additions and 16 deletions
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47
wxdata/source/scwx/wsr88d/ar2v_file.cpp
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@ -65,7 +65,9 @@ public:
std::map<std::uint16_t, std::shared_ptr<rda::ElevationScan>> radarData_ {};
std::map<rda::DataBlockType,
std::map<std::uint16_t, std::shared_ptr<rda::ElevationScan>>>
std::map<std::uint16_t,
std::map<std::chrono::system_clock::time_point,
std::shared_ptr<rda::ElevationScan>>>>
index_ {};
std::list<std::stringstream> rawRecords_ {};
@ -130,9 +132,9 @@ std::shared_ptr<const rda::VolumeCoveragePatternData> Ar2vFile::vcp_data() const
}
std::tuple<std::shared_ptr<rda::ElevationScan>, float, std::vector<float>>
Ar2vFile::GetElevationScan(rda::DataBlockType dataBlockType,
float elevation,
std::chrono::system_clock::time_point /*time*/) const
Ar2vFile::GetElevationScan(rda::DataBlockType dataBlockType,
float elevation,
std::chrono::system_clock::time_point time) const
{
logger_->debug("GetElevationScan: {} degrees", elevation);
@ -152,6 +154,7 @@ Ar2vFile::GetElevationScan(rda::DataBlockType dataBlockType,
std::uint16_t lowerBound = scans.cbegin()->first;
std::uint16_t upperBound = scans.crbegin()->first;
// Find closest elevation match
for (auto& scan : scans)
{
if (scan.first > lowerBound && scan.first <= codedElevation)
@ -173,15 +176,25 @@ Ar2vFile::GetElevationScan(rda::DataBlockType dataBlockType,
std::abs(static_cast<std::int32_t>(codedElevation) -
static_cast<std::int32_t>(upperBound));
if (lowerDelta < upperDelta)
// Select closest elevation match
std::uint16_t elevationIndex =
(lowerDelta < upperDelta) ? lowerBound : upperBound;
elevationCut = elevationIndex / scaleFactor;
// Select closest time match, not newer than the selected time
std::chrono::system_clock::time_point foundTime {};
auto& elevationScans = scans.at(elevationIndex);
for (auto& scan : elevationScans)
{
elevationScan = scans.at(lowerBound);
elevationCut = lowerBound / scaleFactor;
}
else
{
elevationScan = scans.at(upperBound);
elevationCut = upperBound / scaleFactor;
auto& scanTime = scan.first;
if (elevationScan == nullptr ||
(scanTime <= time && scanTime > foundTime))
{
elevationScan = scan.second;
foundTime = scanTime;
}
}
}
@ -460,8 +473,8 @@ void Ar2vFileImpl::IndexFile()
waveformType = vcpData_->waveform_type(elevationCut.first);
}
else if ((digitalRadarData0 =
std::dynamic_pointer_cast<rda::DigitalRadarData>(
(*elevationCut.second)[0])) != nullptr)
std::dynamic_pointer_cast<rda::DigitalRadarData>(radial0)) !=
nullptr)
{
elevationAngle = digitalRadarData0->elevation_angle_raw();
}
@ -488,8 +501,10 @@ void Ar2vFileImpl::IndexFile()
if (momentData != nullptr)
{
// TODO: Handle multiple elevation scans
index_[dataBlockType][elevationAngle] = elevationCut.second;
auto time = util::TimePoint(radial0->modified_julian_date(),
radial0->collection_time());
index_[dataBlockType][elevationAngle][time] = elevationCut.second;
}
}
}