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Deriving level 2 product view

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This commit is contained in:
Dan Paulat 2021-10-31 22:09:06 -05:00
parent 2f1f15938a
commit 9ee52e7a6b
12 changed files with 602 additions and 354 deletions
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22
model/scwx.notation
View file

@ -62,29 +62,29 @@
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</children> </children>
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<children xmi:type="notation:Shape" xmi:id="_-xocoC9-EeyWgvKLGfX-VA" type="Operation_ClassOperationLabel"> <children xmi:type="notation:Shape" xmi:id="_-xocoC9-EeyWgvKLGfX-VA" type="Operation_ClassOperationLabel">
<element xmi:type="uml:Operation" href="scwx.uml#_-xc2cC9-EeyWgvKLGfX-VA"/> <element xmi:type="uml:Operation" href="scwx.uml#_-xc2cC9-EeyWgvKLGfX-VA"/>
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<children xmi:type="notation:Shape" xmi:id="__jMccC9-EeyWgvKLGfX-VA" type="Operation_ClassOperationLabel"> <children xmi:type="notation:Shape" xmi:id="__jMccC9-EeyWgvKLGfX-VA" type="Operation_ClassOperationLabel">
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<element xmi:type="uml:Operation" href="scwx.uml#_BfETQC9_EeyWgvKLGfX-VA"/> <element xmi:type="uml:Operation" href="scwx.uml#_BfETQC9_EeyWgvKLGfX-VA"/>
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7
model/scwx.uml
View file

@ -81,7 +81,7 @@
<ownedOperation xmi:type="uml:Operation" xmi:id="_BfETQC9_EeyWgvKLGfX-VA" name="LoadColorTable"> <ownedOperation xmi:type="uml:Operation" xmi:id="_BfETQC9_EeyWgvKLGfX-VA" name="LoadColorTable">
<ownedParameter xmi:type="uml:Parameter" xmi:id="_ZiBNADQAEeyGO_jIbsSKUw" type="_8fCdAC-AEeyWgvKLGfX-VA"/> <ownedParameter xmi:type="uml:Parameter" xmi:id="_ZiBNADQAEeyGO_jIbsSKUw" type="_8fCdAC-AEeyWgvKLGfX-VA"/>
</ownedOperation> </ownedOperation>
<ownedOperation xmi:type="uml:Operation" xmi:id="_Cb_1kC9_EeyWgvKLGfX-VA" name="SweepTime"> <ownedOperation xmi:type="uml:Operation" xmi:id="_Cb_1kC9_EeyWgvKLGfX-VA" name="sweep_time">
<ownedParameter xmi:type="uml:Parameter" xmi:id="_tZRrUDQAEeyGO_jIbsSKUw" direction="return"> <ownedParameter xmi:type="uml:Parameter" xmi:id="_tZRrUDQAEeyGO_jIbsSKUw" direction="return">
<type xmi:type="uml:Class" href="std.uml#_L1eGYC9_EeyWgvKLGfX-VA"/> <type xmi:type="uml:Class" href="std.uml#_L1eGYC9_EeyWgvKLGfX-VA"/>
</ownedParameter> </ownedParameter>
@ -131,4 +131,9 @@
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<C_Cpp:Ptr xmi:id="_a-OFQDQAEeyGO_jIbsSKUw" base_parameter="_ZiBNADQAEeyGO_jIbsSKUw"/> <C_Cpp:Ptr xmi:id="_a-OFQDQAEeyGO_jIbsSKUw" base_parameter="_ZiBNADQAEeyGO_jIbsSKUw"/>
<C_Cpp:Ptr xmi:id="_lr6qADqCEey_nYE4G1Fl-w" base_parameter="_kEgAQDqCEey_nYE4G1Fl-w"/> <C_Cpp:Ptr xmi:id="_lr6qADqCEey_nYE4G1Fl-w" base_parameter="_kEgAQDqCEey_nYE4G1Fl-w"/>
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<C_Cpp:Virtual xmi:id="_PYPqcDrAEey_nYE4G1Fl-w" base_operation="_c77bEDqCEey_nYE4G1Fl-w"/>
</xmi:XMI> </xmi:XMI>

2
model/scwx_en_US.properties
View file

@ -1,2 +1,2 @@
#Sun Oct 31 15:18:03 CDT 2021 #Sun Oct 31 22:03:12 CDT 2021
_label_asdf=asdf2 _label_asdf=asdf2

8
scwx-qt/scwx-qt.cmake
View file

@ -82,8 +82,12 @@ set(HDR_UTIL source/scwx/qt/util/font.hpp
set(SRC_UTIL source/scwx/qt/util/font.cpp set(SRC_UTIL source/scwx/qt/util/font.cpp
source/scwx/qt/util/font_buffer.cpp source/scwx/qt/util/font_buffer.cpp
source/scwx/qt/util/json.cpp) source/scwx/qt/util/json.cpp)
set(HDR_VIEW source/scwx/qt/view/radar_product_view.hpp) set(HDR_VIEW source/scwx/qt/view/level2_product_view.hpp
set(SRC_VIEW source/scwx/qt/view/radar_product_view.cpp) source/scwx/qt/view/radar_product_view.hpp
source/scwx/qt/view/radar_product_view_factory.hpp)
set(SRC_VIEW source/scwx/qt/view/level2_product_view.cpp
source/scwx/qt/view/radar_product_view.cpp
source/scwx/qt/view/radar_product_view_factory.cpp)
set(RESOURCE_FILES scwx-qt.qrc) set(RESOURCE_FILES scwx-qt.qrc)

4
scwx-qt/source/scwx/qt/map/map_widget.cpp
View file

@ -1,8 +1,10 @@
#include <scwx/qt/map/map_widget.hpp> #include <scwx/qt/map/map_widget.hpp>
#include <scwx/qt/gl/gl.hpp> #include <scwx/qt/gl/gl.hpp>
#include <scwx/qt/manager/radar_product_manager.hpp>
#include <scwx/qt/map/overlay_layer.hpp> #include <scwx/qt/map/overlay_layer.hpp>
#include <scwx/qt/map/radar_product_layer.hpp> #include <scwx/qt/map/radar_product_layer.hpp>
#include <scwx/qt/map/radar_range_layer.hpp> #include <scwx/qt/map/radar_range_layer.hpp>
#include <scwx/qt/view/radar_product_view_factory.hpp>
#include <QApplication> #include <QApplication>
#include <QColor> #include <QColor>
@ -104,7 +106,7 @@ void MapWidget::changeStyle()
void MapWidget::AddLayers() void MapWidget::AddLayers()
{ {
std::shared_ptr<view::RadarProductView> radarProductView = std::shared_ptr<view::RadarProductView> radarProductView =
std::make_shared<view::RadarProductView>(p->radarProductManager_); view::RadarProductViewFactory::Create("L2REF", p->radarProductManager_);
radarProductView->Initialize(); radarProductView->Initialize();

2
scwx-qt/source/scwx/qt/map/overlay_layer.cpp
View file

@ -137,7 +137,7 @@ void OverlayLayer::render(const QMapbox::CustomLayerRenderParameters& params)
{ {
using namespace std::chrono; using namespace std::chrono;
auto sweepTime = auto sweepTime =
time_point_cast<seconds>(p->radarProductView_->SweepTime()); time_point_cast<seconds>(p->radarProductView_->sweep_time());
if (sweepTime.time_since_epoch().count() != 0) if (sweepTime.time_since_epoch().count() != 0)
{ {

404
scwx-qt/source/scwx/qt/view/level2_product_view.cpp Normal file
View file

@ -0,0 +1,404 @@
#include <scwx/qt/view/level2_product_view.hpp>
#include <scwx/common/constants.hpp>
#include <boost/log/trivial.hpp>
#include <boost/range/irange.hpp>
#include <boost/timer/timer.hpp>
namespace scwx
{
namespace qt
{
namespace view
{
static const std::string logPrefix_ = "[scwx::qt::view::level2_product_view] ";
static constexpr uint32_t VERTICES_PER_BIN = 6;
static constexpr uint32_t VALUES_PER_VERTEX = 2;
static const std::unordered_map<std::string, wsr88d::rda::DataBlockType>
blockTypes_ {{PRODUCT_L2_REF, wsr88d::rda::DataBlockType::MomentRef},
{PRODUCT_L2_VEL, wsr88d::rda::DataBlockType::MomentVel},
{PRODUCT_L2_SW, wsr88d::rda::DataBlockType::MomentSw},
{PRODUCT_L2_ZDR, wsr88d::rda::DataBlockType::MomentZdr},
{PRODUCT_L2_PHI, wsr88d::rda::DataBlockType::MomentPhi},
{PRODUCT_L2_RHO, wsr88d::rda::DataBlockType::MomentRho},
{PRODUCT_L2_CFP, wsr88d::rda::DataBlockType::MomentCfp}};
static std::chrono::system_clock::time_point
TimePoint(uint16_t modifiedJulianDate, uint32_t milliseconds);
class Level2ProductViewImpl
{
public:
explicit Level2ProductViewImpl(
const std::string& productName,
std::shared_ptr<manager::RadarProductManager> radarProductManager) :
radarProductManager_ {radarProductManager}, sweepTime_ {}, colorTable_ {}
{
auto it = blockTypes_.find(productName);
if (it != blockTypes_.end())
{
dataBlockType_ = it->second;
}
else
{
BOOST_LOG_TRIVIAL(warning)
<< logPrefix_ << "Unknown product: \"" << productName << "\"";
dataBlockType_ = wsr88d::rda::DataBlockType::Unknown;
}
}
~Level2ProductViewImpl() = default;
wsr88d::rda::DataBlockType dataBlockType_;
std::shared_ptr<manager::RadarProductManager> radarProductManager_;
std::vector<float> vertices_;
std::vector<uint8_t> dataMoments8_;
std::vector<uint16_t> dataMoments16_;
std::chrono::system_clock::time_point sweepTime_;
std::vector<boost::gil::rgba8_pixel_t> colorTable_;
};
Level2ProductView::Level2ProductView(
const std::string& productName,
std::shared_ptr<manager::RadarProductManager> radarProductManager) :
p(std::make_unique<Level2ProductViewImpl>(productName, radarProductManager))
{
connect(radarProductManager.get(),
&manager::RadarProductManager::Level2DataLoaded,
this,
&Level2ProductView::ComputeSweep);
}
Level2ProductView::~Level2ProductView() = default;
const std::vector<boost::gil::rgba8_pixel_t>&
Level2ProductView::color_table() const
{
if (p->colorTable_.size() == 0)
{
return RadarProductView::color_table();
}
else
{
return p->colorTable_;
}
}
std::chrono::system_clock::time_point Level2ProductView::sweep_time() const
{
return p->sweepTime_;
}
const std::vector<float>& Level2ProductView::vertices() const
{
return p->vertices_;
}
std::tuple<const void*, size_t, size_t> Level2ProductView::GetMomentData() const
{
const void* data;
size_t dataSize;
size_t componentSize;
if (p->dataMoments8_.size() > 0)
{
data = p->dataMoments8_.data();
dataSize = p->dataMoments8_.size() * sizeof(uint8_t);
componentSize = 1;
}
else
{
data = p->dataMoments16_.data();
dataSize = p->dataMoments16_.size() * sizeof(uint16_t);
componentSize = 2;
}
return std::tie(data, dataSize, componentSize);
}
void Level2ProductView::LoadColorTable(
std::shared_ptr<common::ColorTable> colorTable)
{
// TODO: Make size, offset and scale dynamic
const float offset = 66.0f;
const float scale = 2.0f;
std::vector<boost::gil::rgba8_pixel_t>& lut = p->colorTable_;
lut.resize(254);
auto dataRange = boost::irange<uint16_t>(2, 255);
std::for_each(std::execution::par_unseq,
dataRange.begin(),
dataRange.end(),
[&](uint16_t i) {
float f = (i - offset) / scale;
lut[i - *dataRange.begin()] = colorTable->Color(f);
});
emit ColorTableLoaded();
}
void Level2ProductView::ComputeSweep()
{
BOOST_LOG_TRIVIAL(debug) << logPrefix_ << "ComputeSweep()";
boost::timer::cpu_timer timer;
if (p->dataBlockType_ == wsr88d::rda::DataBlockType::Unknown)
{
return;
}
std::shared_ptr<const wsr88d::Ar2vFile> level2Data =
p->radarProductManager_->level2_data();
if (level2Data == nullptr)
{
return;
}
// TODO: Pick this based on radar data
const std::vector<float>& coordinates =
p->radarProductManager_->coordinates(common::RadialSize::_0_5Degree);
// TODO: Pick this based on view settings
auto radarData = level2Data->radar_data()[0];
p->sweepTime_ = TimePoint(radarData[0]->modified_julian_date(),
radarData[0]->collection_time());
// Calculate vertices
timer.start();
auto momentData0 = radarData[0]->moment_data_block(p->dataBlockType_);
// Setup vertex vector
std::vector<float>& vertices = p->vertices_;
const size_t radials = radarData.size();
const uint32_t gates = momentData0->number_of_data_moment_gates();
size_t vIndex = 0;
vertices.clear();
vertices.resize(radials * gates * VERTICES_PER_BIN * VALUES_PER_VERTEX);
// Setup data moment vector
std::vector<uint8_t>& dataMoments8 = p->dataMoments8_;
std::vector<uint16_t>& dataMoments16 = p->dataMoments16_;
size_t mIndex = 0;
if (momentData0->data_word_size() == 8)
{
dataMoments16.resize(0);
dataMoments16.shrink_to_fit();
dataMoments8.resize(radials * gates * VERTICES_PER_BIN);
}
else
{
dataMoments8.resize(0);
dataMoments8.shrink_to_fit();
dataMoments16.resize(radials * gates * VERTICES_PER_BIN);
}
// Compute threshold at which to display an individual bin
const float scale = momentData0->scale();
const float offset = momentData0->offset();
const uint16_t snrThreshold =
std::lroundf(momentData0->snr_threshold_raw() * scale / 10 + offset);
// Azimuth resolution spacing:
// 1 = 0.5 degrees
// 2 = 1.0 degrees
const float radialMultiplier =
2.0f /
std::clamp<int8_t>(radarData[0]->azimuth_resolution_spacing(), 1, 2);
const float startAngle = radarData[0]->azimuth_angle();
const uint16_t startRadial = std::lroundf(startAngle * radialMultiplier);
for (uint16_t radial = 0; radial < radials; ++radial)
{
auto radialData = radarData[radial];
auto momentData = radarData[radial]->moment_data_block(p->dataBlockType_);
if (momentData0->data_word_size() != momentData->data_word_size())
{
BOOST_LOG_TRIVIAL(warning)
<< logPrefix_ << "Radial " << radial << " has different word size";
continue;
}
// Compute gate interval
const uint16_t dataMomentRange = momentData->data_moment_range_raw();
const uint16_t dataMomentInterval =
momentData->data_moment_range_sample_interval_raw();
const uint16_t dataMomentIntervalH = dataMomentInterval / 2;
// Compute gate size (number of base 250m gates per bin)
const uint16_t gateSize = std::max<uint16_t>(1, dataMomentInterval / 250);
// Compute gate range [startGate, endGate)
const uint16_t startGate = (dataMomentRange - dataMomentIntervalH) / 250;
const uint16_t numberOfDataMomentGates =
std::min<uint16_t>(momentData->number_of_data_moment_gates(),
static_cast<uint16_t>(gates));
const uint16_t endGate =
std::min<uint16_t>(startGate + numberOfDataMomentGates * gateSize,
common::MAX_DATA_MOMENT_GATES);
const uint8_t* dataMomentsArray8 = nullptr;
const uint16_t* dataMomentsArray16 = nullptr;
if (momentData->data_word_size() == 8)
{
dataMomentsArray8 =
reinterpret_cast<const uint8_t*>(momentData->data_moments());
}
else
{
dataMomentsArray16 =
reinterpret_cast<const uint16_t*>(momentData->data_moments());
}
for (uint16_t gate = startGate, i = 0; gate + gateSize <= endGate;
gate += gateSize, ++i)
{
size_t vertexCount = (gate > 0) ? 6 : 3;
// Store data moment value
if (dataMomentsArray8 != nullptr)
{
uint8_t dataValue = dataMomentsArray8[i];
if (dataValue < snrThreshold)
{
continue;
}
for (size_t m = 0; m < vertexCount; m++)
{
dataMoments8[mIndex++] = dataMomentsArray8[i];
}
}
else
{
uint16_t dataValue = dataMomentsArray16[i];
if (dataValue < snrThreshold)
{
continue;
}
for (size_t m = 0; m < vertexCount; m++)
{
dataMoments16[mIndex++] = dataMomentsArray16[i];
}
}
// Store vertices
if (gate > 0)
{
const uint16_t baseCoord = gate - 1;
size_t offset1 = ((startRadial + radial) % common::MAX_RADIALS *
common::MAX_DATA_MOMENT_GATES +
baseCoord) *
2;
size_t offset2 = offset1 + gateSize * 2;
size_t offset3 =
(((startRadial + radial + 1) % common::MAX_RADIALS) *
common::MAX_DATA_MOMENT_GATES +
baseCoord) *
2;
size_t offset4 = offset3 + gateSize * 2;
vertices[vIndex++] = coordinates[offset1];
vertices[vIndex++] = coordinates[offset1 + 1];
vertices[vIndex++] = coordinates[offset2];
vertices[vIndex++] = coordinates[offset2 + 1];
vertices[vIndex++] = coordinates[offset3];
vertices[vIndex++] = coordinates[offset3 + 1];
vertices[vIndex++] = coordinates[offset3];
vertices[vIndex++] = coordinates[offset3 + 1];
vertices[vIndex++] = coordinates[offset4];
vertices[vIndex++] = coordinates[offset4 + 1];
vertices[vIndex++] = coordinates[offset2];
vertices[vIndex++] = coordinates[offset2 + 1];
vertexCount = 6;
}
else
{
const uint16_t baseCoord = gate;
size_t offset1 = ((startRadial + radial) % common::MAX_RADIALS *
common::MAX_DATA_MOMENT_GATES +
baseCoord) *
2;
size_t offset2 =
(((startRadial + radial + 1) % common::MAX_RADIALS) *
common::MAX_DATA_MOMENT_GATES +
baseCoord) *
2;
// TODO: Radar location
vertices[vIndex++] = 38.6986f;
vertices[vIndex++] = -90.6828f;
vertices[vIndex++] = coordinates[offset1];
vertices[vIndex++] = coordinates[offset1 + 1];
vertices[vIndex++] = coordinates[offset2];
vertices[vIndex++] = coordinates[offset2 + 1];
vertexCount = 3;
}
}
}
vertices.resize(vIndex);
if (momentData0->data_word_size() == 8)
{
dataMoments8.resize(mIndex);
}
else
{
dataMoments16.resize(mIndex);
}
timer.stop();
BOOST_LOG_TRIVIAL(debug)
<< logPrefix_ << "Vertices calculated in " << timer.format(6, "%ws");
emit SweepComputed();
}
std::shared_ptr<Level2ProductView> Level2ProductView::Create(
const std::string& productName,
std::shared_ptr<manager::RadarProductManager> radarProductManager)
{
return std::make_shared<Level2ProductView>(productName, radarProductManager);
}
static std::chrono::system_clock::time_point
TimePoint(uint16_t modifiedJulianDate, uint32_t milliseconds)
{
using namespace std::chrono;
using sys_days = time_point<system_clock, days>;
constexpr auto epoch = sys_days {1969y / December / 31d};
return epoch + (modifiedJulianDate * 24h) +
std::chrono::milliseconds {milliseconds};
}
} // namespace view
} // namespace qt
} // namespace scwx

59
scwx-qt/source/scwx/qt/view/level2_product_view.hpp Normal file
View file

@ -0,0 +1,59 @@
#pragma once
#include <scwx/common/color_table.hpp>
#include <scwx/qt/manager/radar_product_manager.hpp>
#include <scwx/qt/view/radar_product_view.hpp>
#include <chrono>
#include <memory>
#include <vector>
namespace scwx
{
namespace qt
{
namespace view
{
const std::string PRODUCT_L2_REF = "L2REF";
const std::string PRODUCT_L2_VEL = "L2VEL";
const std::string PRODUCT_L2_SW = "L2SW";
const std::string PRODUCT_L2_ZDR = "L2ZDR";
const std::string PRODUCT_L2_PHI = "L2PHI";
const std::string PRODUCT_L2_RHO = "L2RHO";
const std::string PRODUCT_L2_CFP = "L2CFP";
class Level2ProductViewImpl;
class Level2ProductView : public RadarProductView
{
Q_OBJECT
public:
explicit Level2ProductView(
const std::string& productName,
std::shared_ptr<manager::RadarProductManager> radarProductManager);
~Level2ProductView();
const std::vector<boost::gil::rgba8_pixel_t>& color_table() const;
std::chrono::system_clock::time_point sweep_time() const;
const std::vector<float>& vertices() const;
void LoadColorTable(std::shared_ptr<common::ColorTable> colorTable);
std::tuple<const void*, size_t, size_t> GetMomentData() const;
static std::shared_ptr<Level2ProductView>
Create(const std::string& productName,
std::shared_ptr<manager::RadarProductManager> radarProductManager);
protected slots:
void ComputeSweep();
private:
std::unique_ptr<Level2ProductViewImpl> p;
};
} // namespace view
} // namespace qt
} // namespace scwx

341
scwx-qt/source/scwx/qt/view/radar_product_view.cpp
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@ -14,57 +14,31 @@ namespace view
static const std::string logPrefix_ = "[scwx::qt::view::radar_product_view] "; static const std::string logPrefix_ = "[scwx::qt::view::radar_product_view] ";
static constexpr uint32_t VERTICES_PER_BIN = 6; static const std::vector<boost::gil::rgba8_pixel_t> DEFAULT_COLOR_TABLE = {
static constexpr uint32_t VALUES_PER_VERTEX = 2; boost::gil::rgba8_pixel_t(0, 128, 0, 255),
boost::gil::rgba8_pixel_t(255, 192, 0, 255),
static std::chrono::system_clock::time_point boost::gil::rgba8_pixel_t(255, 0, 0, 255)};
TimePoint(uint16_t modifiedJulianDate, uint32_t milliseconds);
class RadarProductViewImpl class RadarProductViewImpl
{ {
public: public:
explicit RadarProductViewImpl( explicit RadarProductViewImpl() = default;
std::shared_ptr<manager::RadarProductManager> radarProductManager) : ~RadarProductViewImpl() = default;
radarProductManager_(radarProductManager),
sweepTime_(),
colorTable_ {boost::gil::rgba8_pixel_t(0, 128, 0, 255),
boost::gil::rgba8_pixel_t(255, 192, 0, 255),
boost::gil::rgba8_pixel_t(255, 0, 0, 255)}
{
}
~RadarProductViewImpl() = default;
std::shared_ptr<manager::RadarProductManager> radarProductManager_;
std::vector<float> vertices_;
std::vector<uint8_t> dataMoments8_;
std::vector<uint16_t> dataMoments16_;
std::chrono::system_clock::time_point sweepTime_;
std::vector<boost::gil::rgba8_pixel_t> colorTable_;
}; };
RadarProductView::RadarProductView( RadarProductView::RadarProductView() :
std::shared_ptr<manager::RadarProductManager> radarProductManager) : p(std::make_unique<RadarProductViewImpl>()) {};
p(std::make_unique<RadarProductViewImpl>(radarProductManager))
{
connect(radarProductManager.get(),
&manager::RadarProductManager::Level2DataLoaded,
this,
&RadarProductView::ComputeSweep);
}
RadarProductView::~RadarProductView() = default; RadarProductView::~RadarProductView() = default;
const std::vector<float>& RadarProductView::vertices() const
{
return p->vertices_;
}
const std::vector<boost::gil::rgba8_pixel_t>& const std::vector<boost::gil::rgba8_pixel_t>&
RadarProductView::color_table() const RadarProductView::color_table() const
{ {
return p->colorTable_; return DEFAULT_COLOR_TABLE;
}
std::chrono::system_clock::time_point RadarProductView::sweep_time() const
{
return {};
} }
void RadarProductView::Initialize() void RadarProductView::Initialize()
@ -72,300 +46,13 @@ void RadarProductView::Initialize()
ComputeSweep(); ComputeSweep();
} }
std::tuple<const void*, size_t, size_t> RadarProductView::GetMomentData()
{
const void* data;
size_t dataSize;
size_t componentSize;
if (p->dataMoments8_.size() > 0)
{
data = p->dataMoments8_.data();
dataSize = p->dataMoments8_.size() * sizeof(uint8_t);
componentSize = 1;
}
else
{
data = p->dataMoments16_.data();
dataSize = p->dataMoments16_.size() * sizeof(uint16_t);
componentSize = 2;
}
return std::tie(data, dataSize, componentSize);
}
void RadarProductView::LoadColorTable(
std::shared_ptr<common::ColorTable> colorTable)
{
// TODO: Make size, offset and scale dynamic
const float offset = 66.0f;
const float scale = 2.0f;
std::vector<boost::gil::rgba8_pixel_t>& lut = p->colorTable_;
lut.resize(254);
auto dataRange = boost::irange<uint16_t>(2, 255);
std::for_each(std::execution::par_unseq,
dataRange.begin(),
dataRange.end(),
[&](uint16_t i) {
float f = (i - offset) / scale;
lut[i - *dataRange.begin()] = colorTable->Color(f);
});
emit ColorTableLoaded();
}
std::chrono::system_clock::time_point RadarProductView::SweepTime()
{
return p->sweepTime_;
}
void RadarProductView::ComputeSweep() void RadarProductView::ComputeSweep()
{ {
BOOST_LOG_TRIVIAL(debug) << logPrefix_ << "ComputeSweep()"; BOOST_LOG_TRIVIAL(debug) << logPrefix_ << "ComputeSweep()";
boost::timer::cpu_timer timer;
// TODO: Pick this based on radar data
const std::vector<float>& coordinates =
p->radarProductManager_->coordinates(common::RadialSize::_0_5Degree);
std::shared_ptr<const wsr88d::Ar2vFile> level2Data =
p->radarProductManager_->level2_data();
if (level2Data == nullptr)
{
return;
}
// TODO: Pick these based on view settings
auto radarData = level2Data->radar_data()[0];
wsr88d::rda::DataBlockType blockType = wsr88d::rda::DataBlockType::MomentRef;
p->sweepTime_ = TimePoint(radarData[0]->modified_julian_date(),
radarData[0]->collection_time());
// Calculate vertices
timer.start();
auto momentData0 = radarData[0]->moment_data_block(blockType);
// Setup vertex vector
std::vector<float>& vertices = p->vertices_;
const size_t radials = radarData.size();
const uint32_t gates = momentData0->number_of_data_moment_gates();
size_t vIndex = 0;
vertices.clear();
vertices.resize(radials * gates * VERTICES_PER_BIN * VALUES_PER_VERTEX);
// Setup data moment vector
std::vector<uint8_t>& dataMoments8 = p->dataMoments8_;
std::vector<uint16_t>& dataMoments16 = p->dataMoments16_;
size_t mIndex = 0;
if (momentData0->data_word_size() == 8)
{
dataMoments16.resize(0);
dataMoments16.shrink_to_fit();
dataMoments8.resize(radials * gates * VERTICES_PER_BIN);
}
else
{
dataMoments8.resize(0);
dataMoments8.shrink_to_fit();
dataMoments16.resize(radials * gates * VERTICES_PER_BIN);
}
// Compute threshold at which to display an individual bin
const float scale = momentData0->scale();
const float offset = momentData0->offset();
const uint16_t snrThreshold =
std::lroundf(momentData0->snr_threshold_raw() * scale / 10 + offset);
// Azimuth resolution spacing:
// 1 = 0.5 degrees
// 2 = 1.0 degrees
const float radialMultiplier =
2.0f /
std::clamp<int8_t>(radarData[0]->azimuth_resolution_spacing(), 1, 2);
const float startAngle = radarData[0]->azimuth_angle();
const uint16_t startRadial = std::lroundf(startAngle * radialMultiplier);
for (uint16_t radial = 0; radial < radials; ++radial)
{
auto radialData = radarData[radial];
auto momentData = radarData[radial]->moment_data_block(blockType);
if (momentData0->data_word_size() != momentData->data_word_size())
{
BOOST_LOG_TRIVIAL(warning)
<< logPrefix_ << "Radial " << radial << " has different word size";
continue;
}
// Compute gate interval
const uint16_t dataMomentRange = momentData->data_moment_range_raw();
const uint16_t dataMomentInterval =
momentData->data_moment_range_sample_interval_raw();
const uint16_t dataMomentIntervalH = dataMomentInterval / 2;
// Compute gate size (number of base 250m gates per bin)
const uint16_t gateSize = std::max<uint16_t>(1, dataMomentInterval / 250);
// Compute gate range [startGate, endGate)
const uint16_t startGate = (dataMomentRange - dataMomentIntervalH) / 250;
const uint16_t numberOfDataMomentGates =
std::min<uint16_t>(momentData->number_of_data_moment_gates(),
static_cast<uint16_t>(gates));
const uint16_t endGate =
std::min<uint16_t>(startGate + numberOfDataMomentGates * gateSize,
common::MAX_DATA_MOMENT_GATES);
const uint8_t* dataMomentsArray8 = nullptr;
const uint16_t* dataMomentsArray16 = nullptr;
if (momentData->data_word_size() == 8)
{
dataMomentsArray8 =
reinterpret_cast<const uint8_t*>(momentData->data_moments());
}
else
{
dataMomentsArray16 =
reinterpret_cast<const uint16_t*>(momentData->data_moments());
}
for (uint16_t gate = startGate, i = 0; gate + gateSize <= endGate;
gate += gateSize, ++i)
{
size_t vertexCount = (gate > 0) ? 6 : 3;
// Store data moment value
if (dataMomentsArray8 != nullptr)
{
uint8_t dataValue = dataMomentsArray8[i];
if (dataValue < snrThreshold)
{
continue;
}
for (size_t m = 0; m < vertexCount; m++)
{
dataMoments8[mIndex++] = dataMomentsArray8[i];
}
}
else
{
uint16_t dataValue = dataMomentsArray16[i];
if (dataValue < snrThreshold)
{
continue;
}
for (size_t m = 0; m < vertexCount; m++)
{
dataMoments16[mIndex++] = dataMomentsArray16[i];
}
}
// Store vertices
if (gate > 0)
{
const uint16_t baseCoord = gate - 1;
size_t offset1 = ((startRadial + radial) % common::MAX_RADIALS *
common::MAX_DATA_MOMENT_GATES +
baseCoord) *
2;
size_t offset2 = offset1 + gateSize * 2;
size_t offset3 =
(((startRadial + radial + 1) % common::MAX_RADIALS) *
common::MAX_DATA_MOMENT_GATES +
baseCoord) *
2;
size_t offset4 = offset3 + gateSize * 2;
vertices[vIndex++] = coordinates[offset1];
vertices[vIndex++] = coordinates[offset1 + 1];
vertices[vIndex++] = coordinates[offset2];
vertices[vIndex++] = coordinates[offset2 + 1];
vertices[vIndex++] = coordinates[offset3];
vertices[vIndex++] = coordinates[offset3 + 1];
vertices[vIndex++] = coordinates[offset3];
vertices[vIndex++] = coordinates[offset3 + 1];
vertices[vIndex++] = coordinates[offset4];
vertices[vIndex++] = coordinates[offset4 + 1];
vertices[vIndex++] = coordinates[offset2];
vertices[vIndex++] = coordinates[offset2 + 1];
vertexCount = 6;
}
else
{
const uint16_t baseCoord = gate;
size_t offset1 = ((startRadial + radial) % common::MAX_RADIALS *
common::MAX_DATA_MOMENT_GATES +
baseCoord) *
2;
size_t offset2 =
(((startRadial + radial + 1) % common::MAX_RADIALS) *
common::MAX_DATA_MOMENT_GATES +
baseCoord) *
2;
// TODO: Radar location
vertices[vIndex++] = 38.6986f;
vertices[vIndex++] = -90.6828f;
vertices[vIndex++] = coordinates[offset1];
vertices[vIndex++] = coordinates[offset1 + 1];
vertices[vIndex++] = coordinates[offset2];
vertices[vIndex++] = coordinates[offset2 + 1];
vertexCount = 3;
}
}
}
vertices.resize(vIndex);
if (momentData0->data_word_size() == 8)
{
dataMoments8.resize(mIndex);
}
else
{
dataMoments16.resize(mIndex);
}
timer.stop();
BOOST_LOG_TRIVIAL(debug)
<< logPrefix_ << "Vertices calculated in " << timer.format(6, "%ws");
emit SweepComputed(); emit SweepComputed();
} }
static std::chrono::system_clock::time_point
TimePoint(uint16_t modifiedJulianDate, uint32_t milliseconds)
{
using namespace std::chrono;
using sys_days = time_point<system_clock, days>;
constexpr auto epoch = sys_days {1969y / December / 31d};
return epoch + (modifiedJulianDate * 24h) +
std::chrono::milliseconds {milliseconds};
}
} // namespace view } // namespace view
} // namespace qt } // namespace qt
} // namespace scwx } // namespace scwx

20
scwx-qt/source/scwx/qt/view/radar_product_view.hpp
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@ -1,12 +1,13 @@
#pragma once #pragma once
#include <scwx/common/color_table.hpp> #include <scwx/common/color_table.hpp>
#include <scwx/qt/manager/radar_product_manager.hpp>
#include <chrono> #include <chrono>
#include <memory> #include <memory>
#include <vector> #include <vector>
#include <QObject>
namespace scwx namespace scwx
{ {
namespace qt namespace qt
@ -21,22 +22,21 @@ class RadarProductView : public QObject
Q_OBJECT Q_OBJECT
public: public:
explicit RadarProductView( explicit RadarProductView();
std::shared_ptr<manager::RadarProductManager> radarProductManager);
~RadarProductView(); ~RadarProductView();
const std::vector<float>& vertices() const; virtual const std::vector<boost::gil::rgba8_pixel_t>& color_table() const;
const std::vector<boost::gil::rgba8_pixel_t>& color_table() const; virtual std::chrono::system_clock::time_point sweep_time() const;
virtual const std::vector<float>& vertices() const = 0;
void Initialize(); void Initialize();
virtual void
LoadColorTable(std::shared_ptr<common::ColorTable> colorTable) = 0;
std::tuple<const void*, size_t, size_t> GetMomentData(); virtual std::tuple<const void*, size_t, size_t> GetMomentData() const = 0;
void LoadColorTable(std::shared_ptr<common::ColorTable> colorTable);
std::chrono::system_clock::time_point SweepTime();
protected slots: protected slots:
void ComputeSweep(); virtual void ComputeSweep();
signals: signals:
void ColorTableLoaded(); void ColorTableLoaded();

51
scwx-qt/source/scwx/qt/view/radar_product_view_factory.cpp Normal file
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@ -0,0 +1,51 @@
#include <scwx/qt/view/radar_product_view_factory.hpp>
#include <scwx/qt/view/level2_product_view.hpp>
#include <boost/log/trivial.hpp>
namespace scwx
{
namespace qt
{
namespace view
{
static const std::string logPrefix_ =
"[scwx::qt::view::radar_product_view_factory] ";
typedef std::function<std::shared_ptr<RadarProductView>(
const std::string& productName,
std::shared_ptr<manager::RadarProductManager> radarProductManager)>
CreateRadarProductFunction;
static const std::unordered_map<std::string, CreateRadarProductFunction>
create_ {{PRODUCT_L2_REF, Level2ProductView::Create},
{PRODUCT_L2_VEL, Level2ProductView::Create},
{PRODUCT_L2_SW, Level2ProductView::Create},
{PRODUCT_L2_ZDR, Level2ProductView::Create},
{PRODUCT_L2_PHI, Level2ProductView::Create},
{PRODUCT_L2_RHO, Level2ProductView::Create},
{PRODUCT_L2_CFP, Level2ProductView::Create}};
std::shared_ptr<RadarProductView> RadarProductViewFactory::Create(
const std::string& productName,
std::shared_ptr<manager::RadarProductManager> radarProductManager)
{
std::shared_ptr<RadarProductView> view = nullptr;
if (create_.find(productName) == create_.end())
{
BOOST_LOG_TRIVIAL(warning)
<< logPrefix_ << "Unknown radar product: " << productName;
}
else
{
view = create_.at(productName)(productName, radarProductManager);
}
return view;
}
} // namespace view
} // namespace qt
} // namespace scwx

36
scwx-qt/source/scwx/qt/view/radar_product_view_factory.hpp Normal file
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@ -0,0 +1,36 @@
#pragma once
#include <scwx/qt/manager/radar_product_manager.hpp>
#include <scwx/qt/view/radar_product_view.hpp>
#include <string>
namespace scwx
{
namespace qt
{
namespace view
{
class RadarProductViewFactory
{
private:
explicit RadarProductViewFactory() = delete;
~RadarProductViewFactory() = delete;
RadarProductViewFactory(const RadarProductViewFactory&) = delete;
RadarProductViewFactory& operator=(const RadarProductViewFactory&) = delete;
RadarProductViewFactory(RadarProductViewFactory&&) noexcept = delete;
RadarProductViewFactory&
operator=(RadarProductViewFactory&&) noexcept = delete;
public:
static std::shared_ptr<RadarProductView>
Create(const std::string& productName,
std::shared_ptr<manager::RadarProductManager> radarProductManager);
};
} // namespace view
} // namespace qt
} // namespace scwx