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Retrieve binary rain and snow information from GFS source

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refs #612
This commit is contained in:
Roland Winklmeier
2016-03-26 21:25:19 +01:00
parent a2de3a16e4
commit 9c869a16df
3 changed files with 54 additions and 3 deletions
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40
src/plugins/weatherdata/gfs/weatherdatagfs.cpp
View File

@@ -31,6 +31,8 @@ namespace BlackWxPlugin
{
{ { {0, 0} }, { TMP, "Temperature", "K" } },
{ { {1, 1} }, { RH, "Relative Humidity", "%" } },
{ { {1, 192} }, { CRAIN, "Categorical Rain", "-" } },
{ { {1, 195} }, { CSNOW, "Categorical Snow", "-" } },
{ { {2, 2} }, { UGRD, "U-Component of Wind", "m s-1" } },
{ { {2, 3} }, { VGRD, "V-Component of Wind", "m s-1" } },
{ { {3, 0} }, { PRES, "Pressure", "Pa" } },
@@ -104,6 +106,7 @@ namespace BlackWxPlugin
static const QStringList grib2Levels =
{
"surface",
"100_mb",
"150_mb",
"200_mb",
@@ -114,6 +117,7 @@ namespace BlackWxPlugin
"700_mb",
"800_mb",
"900_mb",
"1000_mb",
"high_cloud_bottom_level",
"high_cloud_layer",
"high_cloud_top_level",
@@ -134,6 +138,8 @@ namespace BlackWxPlugin
"TMP",
"UGRD",
"VGRD",
"CRAIN",
"CSNOW"
};
static const std::array<int, 4> cycles = { { 0, 6, 12, 18 } };
@@ -264,6 +270,16 @@ namespace BlackWxPlugin
cloudLayer.setBase(CAltitude(cloudLayerIt.value().bottomLevel, CAltitude::MeanSeaLevel, CLengthUnit::ft()));
cloudLayer.setTop(CAltitude(cloudLayerIt.value().topLevel, CAltitude::MeanSeaLevel, CLengthUnit::ft()));
cloudLayer.setCoveragePercent(cloudLayerIt.value().totalCoverage);
if (gfsGridPoint.surfaceSnowRate > 0.0)
{
cloudLayer.setPrecipitation(CCloudLayer::Snow);
cloudLayer.setPrecipitationRate(gfsGridPoint.surfaceSnowRate);
}
if (gfsGridPoint.surfaceRainRate > 0.0)
{
cloudLayer.setPrecipitation(CCloudLayer::Rain);
cloudLayer.setPrecipitationRate(gfsGridPoint.surfaceRainRate);
}
cloudLayers.insert(cloudLayer);
}
@@ -482,6 +498,8 @@ namespace BlackWxPlugin
break;
case PRMSL:
break;
case PRES:
break;
default:
Q_ASSERT(false);
break;
@@ -530,6 +548,12 @@ namespace BlackWxPlugin
case PRES:
setCloudLevel(gfld->fld, typeFirstFixedSurface, grib2CloudLevelHash.value(typeFirstFixedSurface));
break;
case CRAIN:
setSurfaceRain(gfld->fld);
break;
case CSNOW:
setSurfaceSnow(gfld->fld);
break;
default:
break;
}
@@ -599,6 +623,22 @@ namespace BlackWxPlugin
}
}
void CWeatherDataGfs::setSurfaceRain(const g2float *fld)
{
for (auto gridPointIt = m_gfsWeatherGrid.begin(); gridPointIt < m_gfsWeatherGrid.end(); ++gridPointIt)
{
gridPointIt->surfaceRainRate = fld[gridPointIt->fieldPosition];
}
}
void CWeatherDataGfs::setSurfaceSnow(const g2float *fld)
{
for (auto gridPointIt = m_gfsWeatherGrid.begin(); gridPointIt < m_gfsWeatherGrid.end(); ++gridPointIt)
{
gridPointIt->surfaceSnowRate = fld[gridPointIt->fieldPosition];
}
}
BlackCore::IWeatherData *CWeatherDataGfsFactory::create(QObject *parent)
{
return new CWeatherDataGfs(parent);

8
src/plugins/weatherdata/gfs/weatherdatagfs.h
View File

@@ -71,7 +71,9 @@ namespace BlackWxPlugin
VGRD,
PRES,
PRMSL,
TCDC
TCDC,
CRAIN,
CSNOW
};
enum Grib2FixedSurfaceTypes
@@ -119,6 +121,8 @@ namespace BlackWxPlugin
int fieldPosition = 0;
QHash<int, GfsCloudLayer> cloudLayers;
QHash<double, GfsIsobaricLayer> isobaricLayers;
double surfaceRainRate = 0;
double surfaceSnowRate = 0;
};
QUrl getDownloadUrl() const;
@@ -134,6 +138,8 @@ namespace BlackWxPlugin
void setWindU(const g2float *fld, double level);
void setCloudCoverage(const g2float *fld, int level);
void setCloudLevel(const g2float *fld, int surfaceType, int level);
void setSurfaceRain(const g2float *fld);
void setSurfaceSnow(const g2float *fld);
BlackMisc::Weather::CWeatherGrid m_grid;
BlackMisc::PhysicalQuantities::CLength m_maxRange;