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Selectable elevation cuts

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This commit is contained in:
Dan Paulat 2021-11-14 22:41:25 -06:00
parent 19f1207384
commit e76ac3bc36
15 changed files with 230 additions and 51 deletions
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32
wxdata/source/scwx/wsr88d/ar2v_file.cpp
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@ -106,15 +106,19 @@ std::shared_ptr<const rda::VolumeCoveragePatternData> Ar2vFile::vcp_data() const
return p->vcpData_;
}
std::pair<float, std::shared_ptr<rda::ElevationScan>>
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
{
BOOST_LOG_TRIVIAL(debug)
<< logPrefix_ << "GetElevationScan: " << elevation << " degrees";
constexpr float scaleFactor = 8.0f / 0.043945f;
float elevationFound = 0.0f;
std::shared_ptr<rda::ElevationScan> elevationScan = nullptr;
std::shared_ptr<rda::ElevationScan> elevationScan = nullptr;
float elevationCut = 0.0f;
std::vector<float> elevationCuts;
uint16_t codedElevation =
static_cast<uint16_t>(std::lroundf(elevation * scaleFactor));
@ -128,14 +132,16 @@ Ar2vFile::GetElevationScan(rda::DataBlockType dataBlockType,
for (auto scan : scans)
{
if (scan.first > lowerBound && scan.first < codedElevation)
if (scan.first > lowerBound && scan.first <= codedElevation)
{
lowerBound = scan.first;
}
if (scan.first < upperBound && scan.first > codedElevation)
if (scan.first < upperBound && scan.first >= codedElevation)
{
upperBound = scan.first;
}
elevationCuts.push_back(scan.first / scaleFactor);
}
uint16_t lowerDelta = std::abs(static_cast<int32_t>(codedElevation) -
@ -145,17 +151,17 @@ Ar2vFile::GetElevationScan(rda::DataBlockType dataBlockType,
if (lowerDelta < upperDelta)
{
elevationFound = lowerBound / scaleFactor;
elevationScan = scans.at(lowerBound);
elevationScan = scans.at(lowerBound);
elevationCut = lowerBound / scaleFactor;
}
else
{
elevationFound = upperBound / scaleFactor;
elevationScan = scans.at(upperBound);
elevationScan = scans.at(upperBound);
elevationCut = upperBound / scaleFactor;
}
}
return std::make_pair(elevationFound, elevationScan);
return std::tie(elevationScan, elevationCut, elevationCuts);
}
bool Ar2vFile::LoadFile(const std::string& filename)
@ -373,10 +379,8 @@ void Ar2vFileImpl::IndexFile()
rda::MomentDataBlockTypeIterator())
{
if (dataBlockType == rda::DataBlockType::MomentRef &&
(waveformType ==
rda::WaveformType::ContiguousDopplerWithAmbiguityResolution ||
waveformType == rda::WaveformType::
ContiguousDopplerWithoutAmbiguityResolution))
waveformType ==
rda::WaveformType::ContiguousDopplerWithAmbiguityResolution)
{
// Reflectivity data is contained within both surveillance and
// doppler modes. Surveillance mode produces a better image.