Update VCP display

scwx-qt/source/scwx/qt/main/main_window.cpp

@@ -6,6 +6,7 @@
 #include <scwx/qt/ui/flow_layout.hpp>
 #include <scwx/common/characters.hpp>
 #include <scwx/common/products.hpp>
+#include <scwx/common/vcp.hpp>
 
 #include <QSplitter>
 #include <QToolButton>
@@ -50,6 +51,7 @@ public:
    void UpdateRadarProductSelection(common::RadarProductGroup group,
                                     const std::string&        product);
    void UpdateRadarProductSettings();
+   void UpdateVcp();
 
    MainWindow*       mainWindow_;
    QMapboxGLSettings settings_;
@@ -76,6 +78,10 @@ MainWindow::MainWindow(QWidget* parent) :
 {
    ui->setupUi(this);
 
+   ui->vcpLabel->setVisible(false);
+   ui->vcpValueLabel->setVisible(false);
+   ui->vcpDescriptionLabel->setVisible(false);
+
    p->ConfigureMapLayout();
 
    // Add Level 2 Products
@@ -243,6 +249,7 @@ void MainWindowImpl::ConfigureMapLayout()
                {
                   if (maps_[mapIndex] == activeMap_)
                   {
+                     UpdateVcp();
                      UpdateRadarProductSettings();
                   }
                },
@@ -270,6 +277,7 @@ void MainWindowImpl::HandleFocusChange(QWidget* focused)
       UpdateRadarProductSelection(mapWidget->GetRadarProductGroup(),
                                   mapWidget->GetRadarProductName());
       UpdateRadarProductSettings();
+      UpdateVcp();
    }
 }
 
@@ -415,6 +423,28 @@ void MainWindowImpl::UpdateRadarProductSettings()
    UpdateElevationSelection(currentElevation);
 }
 
+void MainWindowImpl::UpdateVcp()
+{
+   uint16_t vcp = activeMap_->GetVcp();
+
+   if (vcp != 0)
+   {
+      mainWindow_->ui->vcpLabel->setVisible(true);
+      mainWindow_->ui->vcpValueLabel->setVisible(true);
+      mainWindow_->ui->vcpDescriptionLabel->setVisible(true);
+
+      mainWindow_->ui->vcpValueLabel->setText(QString::number(vcp));
+      mainWindow_->ui->vcpDescriptionLabel->setText(
+         tr(common::GetVcpDescription(vcp).c_str()));
+   }
+   else
+   {
+      mainWindow_->ui->vcpLabel->setVisible(false);
+      mainWindow_->ui->vcpValueLabel->setVisible(false);
+      mainWindow_->ui->vcpDescriptionLabel->setVisible(false);
+   }
+}
+
 } // namespace main
 } // namespace qt
 } // namespace scwx

scwx-qt/source/scwx/qt/map/map_widget.cpp

@@ -163,6 +163,19 @@ std::string MapWidget::GetRadarProductName() const
    }
 }
 
+uint16_t MapWidget::GetVcp() const
+{
+
+   if (p->context_->radarProductView_ != nullptr)
+   {
+      return p->context_->radarProductView_->vcp();
+   }
+   else
+   {
+      return 0;
+   }
+}
+
 void MapWidget::SelectElevation(float elevation)
 {
    if (p->context_->radarProductView_ != nullptr)

scwx-qt/source/scwx/qt/map/map_widget.hpp

@@ -35,6 +35,7 @@ public:
    std::vector<float>        GetElevationCuts() const;
    common::RadarProductGroup GetRadarProductGroup() const;
    std::string               GetRadarProductName() const;
+   uint16_t                  GetVcp() const;
 
    void SelectElevation(float elevation);
    void SelectRadarProduct(common::Level2Product product);

scwx-qt/source/scwx/qt/view/level2_product_view.cpp

@@ -54,6 +54,7 @@ public:
        elevationCut_ {},
        elevationCuts_ {},
        range_ {},
+       vcp_ {},
        sweepTime_ {},
        colorTable_ {},
        colorTableLut_ {},
@@ -94,6 +95,7 @@ public:
    float              elevationCut_;
    std::vector<float> elevationCuts_;
    float              range_;
+   uint16_t           vcp_;
 
    std::chrono::system_clock::time_point sweepTime_;
 
@@ -173,6 +175,11 @@ std::chrono::system_clock::time_point Level2ProductView::sweep_time() const
    return p->sweepTime_;
 }
 
+uint16_t Level2ProductView::vcp() const
+{
+   return p->vcp_;
+}
+
 const std::vector<float>& Level2ProductView::vertices() const
 {
    return p->vertices_;
@@ -305,7 +312,8 @@ void Level2ProductView::UpdateColorTable()
    std::for_each(std::execution::par_unseq,
                  dataRange.begin(),
                  dataRange.end(),
-                 [&](uint16_t i) {
+                 [&](uint16_t i)
+                 {
                     if (i == RANGE_FOLDED)
                     {
                        lut[i - *dataRange.begin()] = p->colorTable_->rf_color();
@@ -378,6 +386,7 @@ void Level2ProductView::ComputeSweep()
       momentData0->data_moment_range_sample_interval() * (gates - 0.5f);
    p->sweepTime_ = util::TimePoint(radarData0->modified_julian_date(),
                                    radarData0->collection_time());
+   p->vcp_       = volumeData0->volume_coverage_pattern_number();
 
    // Calculate vertices
    timer.start();

scwx-qt/source/scwx/qt/view/level2_product_view.hpp

@@ -35,6 +35,7 @@ public:
    float                                 elevation() const override;
    float                                 range() const override;
    std::chrono::system_clock::time_point sweep_time() const override;
+   uint16_t                              vcp() const override;
    const std::vector<float>&             vertices() const override;
 
    void LoadColorTable(std::shared_ptr<common::ColorTable> colorTable) override;

scwx-qt/source/scwx/qt/view/radar_product_view.hpp

@@ -32,6 +32,7 @@ public:
    virtual float                                 elevation() const;
    virtual float                                 range() const;
    virtual std::chrono::system_clock::time_point sweep_time() const;
+   virtual uint16_t                              vcp() const      = 0;
    virtual const std::vector<float>&             vertices() const = 0;
 
    void Initialize();

wxdata/include/scwx/common/vcp.hpp

@@ -0,0 +1,13 @@
+#pragma once
+
+#include <string>
+
+namespace scwx
+{
+namespace common
+{
+
+std::string GetVcpDescription(uint16_t vcp);
+
+} // namespace common
+} // namespace scwx

wxdata/include/scwx/wsr88d/rda/digital_radar_data.hpp

@@ -155,8 +155,9 @@ public:
    VolumeDataBlock(VolumeDataBlock&&) noexcept;
    VolumeDataBlock& operator=(VolumeDataBlock&&) noexcept;
 
-   float latitude() const;
+   float    latitude() const;
-   float longitude() const;
+   float    longitude() const;
+   uint16_t volume_coverage_pattern_number() const;
 
    static std::shared_ptr<VolumeDataBlock>
    Create(const std::string& dataBlockType,

wxdata/source/scwx/common/vcp.cpp

@@ -0,0 +1,32 @@
+#include <scwx/common/vcp.hpp>
+
+#include <unordered_map>
+
+namespace scwx
+{
+namespace common
+{
+
+static const std::string CLEAR_AIR_MODE     = "Clear Air Mode";
+static const std::string PRECIPITATION_MODE = "Precipitation Mode";
+
+std::string GetVcpDescription(uint16_t vcp)
+{
+   switch (vcp)
+   {
+   case 31:
+   case 32:
+   case 35: return CLEAR_AIR_MODE;
+
+   case 12:
+   case 112:
+   case 121:
+   case 212:
+   case 215: return PRECIPITATION_MODE;
+
+   default: return "?";
+   }
+}
+
+} // namespace common
+} // namespace scwx

wxdata/source/scwx/wsr88d/rda/digital_radar_data.cpp

@@ -285,6 +285,11 @@ float VolumeDataBlock::longitude() const
    return p->longitude_;
 }
 
+uint16_t VolumeDataBlock::volume_coverage_pattern_number() const
+{
+   return p->volumeCoveragePatternNumber_;
+}
+
 std::shared_ptr<VolumeDataBlock>
 VolumeDataBlock::Create(const std::string& dataBlockType,
                         const std::string& dataName,

wxdata/wxdata.cmake

@@ -6,9 +6,11 @@ set(HDR_COMMON include/scwx/common/characters.hpp
                include/scwx/common/color_table.hpp
                include/scwx/common/constants.hpp
                include/scwx/common/products.hpp
-               include/scwx/common/types.hpp)
+               include/scwx/common/types.hpp
+               include/scwx/common/vcp.hpp)
 set(SRC_COMMON source/scwx/common/color_table.cpp
-               source/scwx/common/products.cpp)
+               source/scwx/common/products.cpp
+               source/scwx/common/vcp.cpp)
 set(HDR_UTIL include/scwx/util/iterator.hpp
              include/scwx/util/rangebuf.hpp
              include/scwx/util/streams.hpp