public void TestSetBitmap()
{
using (GribFile file = new GribFile(Settings.REG_LATLON_GRB1))
{
var msg = file.First();
int numVals = 10;
double[] vals = new double[numVals];
double val = 42;
for (int i = 0; i < numVals; i++)
{
vals[i] = val;
}
msg.HasBitmap = true;
msg.SetValues(vals);
double[] vals2;
msg.Values(out vals2);
for (int i = 0; i < numVals; i++)
{
Assert.AreEqual(vals[i], vals2[i]);
Assert.AreEqual(val, vals2[i]);
}
}
}
public void TestTime()
{
using (GribFile file = new GribFile(Settings.TIME))
{
Assert.IsTrue(file.MessageCount > 0);
int diff = 0;
int i = 0;
foreach (var msg in file)
{
if (i++ == 0)
{
continue;
}
diff = msg["P2"].AsInt();
Assert.IsTrue(diff > 0);
var t = msg.ReferenceTime.AddHours(diff);
Assert.AreNotEqual(msg.ReferenceTime, t);
Assert.AreEqual(t, msg.Time);
}
Assert.IsTrue(i > 2);
}
}
public void TestIterateKeyValuePairs()
{
using (var file = new GribFile(Settings.SPHERICAL_PRESS_LVL)) {
Assert.IsTrue(file.MessageCount > 0);
Assert.IsTrue(file.First().Any());
}
}
public void TestOpenComplex()
{
using (GribFile file = new GribFile(Settings.COMPLEX_GRID))
{
Assert.IsTrue(file.MessageCount > 0);
foreach (var msg in file)
{
try
{
Assert.IsTrue(msg["packingType"].AsString().ToLower().Contains("complex"));
Assert.IsTrue(msg.ValuesCount > 0);
double[] vals;
msg.Values(out vals);
Assert.IsTrue(vals.Any());
foreach (var v in vals)
{
Assert.AreNotEqual(Double.NaN, v);
}
} catch (GribApiException e)
{
Console.WriteLine(e.Message);
Console.WriteLine(msg.ShortName);
Console.WriteLine(msg.ToString());
Assert.IsTrue(false);
}
}
}
}
public void TestOpenPng()
{
using (GribFile file = new GribFile(Settings.PNG_COMPRESSION))
{
Assert.IsTrue(file.MessageCount > 0);
var msg = file.First();
try
{
Assert.IsTrue(msg["packingType"].AsString().ToLower().EndsWith("_png"));
Assert.IsTrue(msg.ValuesCount > 0);
Assert.IsTrue(msg.GeoSpatialValues.Any());
int i = 0;
foreach (var v in msg.GeoSpatialValues)
{
Assert.AreNotEqual(Double.NaN, v.Value);
if (i++ > 1000)
{
break;
}
}
} catch (GribApiException e)
{
Console.WriteLine(e.Message);
Console.WriteLine(msg.ShortName);
Console.WriteLine(msg.ToString());
Assert.IsTrue(false);
}
}
}
public void TestGetParallel()
{
var files = new[] { Settings.REDUCED_LATLON_GRB2, Settings.BIN, Settings.COMPLEX_GRID, Settings.REG_LATLON_GRB1, Settings.GAUSS, Settings.PACIFIC_WIND };
Parallel.ForEach(files, (path, s) =>
{
using (var file = new GribFile(path))
{
Parallel.ForEach(file, (msg, s2) =>
{
if (msg.ShortName == "shww")
{
return;
}
try
{
foreach (var v in msg.GeoSpatialValues)
{
Assert.AreNotEqual(Double.NaN, v.Latitude);
Assert.AreNotEqual(Double.NaN, v.Longitude);
Assert.AreNotEqual(Double.NaN, v.Value);
}
} catch (GribApiException e)
{
Console.WriteLine(e.Message);
Console.WriteLine(msg.ShortName);
Console.WriteLine(msg.ToString());
Assert.IsTrue(false);
}
});
}
});
}
public void TestGetParallel()
{
var files = new[] { Settings.TIME, Settings.COMPLEX_GRID, Settings.PACIFIC_WIND, Settings.REDUCED_LATLON_GRB2, Settings.REG_GAUSSIAN_SURFACE_GRB2, Settings.GRIB };
Parallel.ForEach(files, (path, s) =>
{
using (var file = new GribFile(path))
{
Parallel.ForEach(file, (msg, s2) =>
{
if (!msg.HasBitmap)
{
return;
}
try
{
foreach (var v in msg.GridCoordinateValues)
{
Assert.AreNotEqual(Double.NaN, v.Latitude);
Assert.AreNotEqual(Double.NaN, v.Longitude);
Assert.AreNotEqual(Double.NaN, v.Value);
}
}
catch (GribApiException e)
{
Console.WriteLine(e.Message);
Console.WriteLine(msg.ParameterShortName);
Console.WriteLine(path);
Assert.IsTrue(false);
}
});
}
});
}
public void TestSetBitmap()
{
using (GribFile file = new GribFile(Settings.REG_LATLON_GRB1))
{
var msg = file.First();
int numVals = 10;
double[] vals = new double[numVals];
double val = 42;
for(int i =0; i < numVals; i++)
{
vals[i] = val;
}
msg.HasBitmap = true;
msg.SetValues(vals);
double[] vals2;
msg.Values(out vals2);
for (int i = 0; i < numVals; i++)
{
Assert.AreEqual(vals[i], vals2[i]);
Assert.AreEqual(val, vals2[i]);
}
}
}
public void TestDumpNoError()
{
using (GribFile file = new GribFile(Settings.REG_LATLON_GRB1))
{
var msg = file.First();
msg.Dump();
}
}
public void TestPrecision()
{
var file = new GribFile(Settings.REG_GAUSSIAN_SURFACE_GRB2);
var msg = file.First();
Assert.AreEqual(msg["bitsPerValue"].AsInt(), 14);
msg.DecimalPrecision = 4;
Assert.AreEqual(msg["bitsPerValue"].AsInt(), 20);
}
public void TestPrecision ()
{
var file = new GribFile(Settings.GAUSS);
var msg = file.First();
Assert.AreEqual(msg["bitsPerValue"].AsInt(), 13);
msg.DecimalPrecision = 4;
Assert.AreEqual(msg["bitsPerValue"].AsInt(), 20);
}
public void ParseLocalUseSection()
{
var gribFile = new GribFile(Common.TestFile);
var localUse = gribFile.Records[0].LocalUse;
Assert.True(localUse == null);
}
public void TestIterateKeyValuePairs ()
{
using(var file = new GribFile(Settings.BIN))
{
Assert.IsTrue(file.MessageCount > 0);
Assert.IsTrue(file.First().Any());
}
}
public void TestPrecision()
{
using (var file = new GribFile(Settings.REG_GAUSSIAN_SURFACE_GRB2)) {
var msg = file.First();
Assert.AreEqual(msg["bitsPerValue"].AsInt(), 14);
msg.DecimalPrecision = 4;
Assert.AreEqual(msg["bitsPerValue"].AsInt(), 20);
}
}
public void TestUnexpectedFields2()
{
//if an exception is thrown one cause it there were messaged in the file we didn't expect
using (GribFile file = new GribFile(@"..\..\TestFiles\unexpected_fields2.grib2"))
{
var rowList = GribUtilities.ParseNamGribFile(file);
Assert.AreEqual(31313, rowList.Count, "Expected count to be equal to 31313");
}
}
public void TestPrecision()
{
var file = new GribFile(Settings.GAUSS);
var msg = file.First();
Assert.AreEqual(msg["bitsPerValue"].AsInt(), 13);
msg.DecimalPrecision = 4;
Assert.AreEqual(msg["bitsPerValue"].AsInt(), 20);
}
public void TestForecastTimeGreaterThan24()
{
//if an exception is thrown one cause it there were messaged in the file we didn't expect
using (GribFile file = new GribFile(@"..\..\TestFiles\dateover12.grib2"))
{
var rowList = GribUtilities.ParseNamGribFile(file);
Assert.AreEqual("20171130T84forecastHour00", rowList[0].PartitionKey, "Incorrect date processing accounting for incorrect hours");
Assert.AreEqual(31313, rowList.Count, "Expected count to be equal to 31313");
}
}
public void ParseIndicatorSection()
{
var gribFile = new GribFile(Common.TestFile);
var indicator = gribFile.Records[0].Indicator;
Assert.True(indicator.Discipline == Tables.Disciplines.Meteorological, "Discipline is not meteorological");
Assert.True(indicator.Edition == 2, "GRIB Edition is not 2");
Assert.True(indicator.Length == 644548, "GRIB File length is invalid");
}
public static List <string> DumpGribFile(GribFile file)
{
var returnList = new List <string>();
foreach (GribMessage msg in file)
{
returnList.Add(msg.ParameterName + " ");
}
return(returnList);
}
public void TestSteographic()
{
using (GribFile file = new GribFile(Settings.STEREO)) {
GribMessage msg = file.First();
Assert.Greater(msg.ValuesCount, 1);
foreach (GeoSpatialValue gs in msg.GeoSpatialValues)
{
Assert.Greater(gs.Latitude, 15);
}
}
}
public void TestNullFile()
{
try
{
using (GribFile file = new GribFile(null))
{
// shouldn't get here
Assert.Fail();
}
}
catch (ArgumentNullException) { }
}
public void TestOpenPng()
{
using (GribFile file = new GribFile(Settings.PNG_COMPRESSION))
{
Assert.IsTrue(file.MessageCount > 0);
foreach (var msg in file)
{
Assert.IsTrue(msg["packingType"].AsString().ToLower().Contains("png"));
Assert.IsTrue(msg.ValuesCount > 0);
}
}
}
public void TestOpenComplex ()
{
using (GribFile file = new GribFile(Settings.COMPLEX_GRID))
{
Assert.IsTrue(file.MessageCount > 0);
foreach (var msg in file)
{
Assert.IsTrue(msg["packingType"].AsString().ToLower().Contains("complex"));
Assert.IsTrue(msg.ValuesCount > 0);
}
}
}
public void TestGetNativeType()
{
using (GribFile file = new GribFile(Settings.REG_LATLON_GRB1)) {
var msg = file.First();
Assert.AreEqual(msg["packingType"].NativeType, GribValueType.String);
Assert.AreEqual(msg["longitudeOfFirstGridPointInDegrees"].NativeType, GribValueType.Double);
Assert.AreEqual(msg["numberOfPointsAlongAParallel"].NativeType, GribValueType.Int);
Assert.AreEqual(msg["values"].NativeType, GribValueType.DoubleArray);
// TODO: test other types
}
}
public void TestExpectedFieldsSecondHour()
{
//if an exception is thrown one cause it there were messaged in the file we didn't expect
using (GribFile file = new GribFile(@"..\..\TestFiles\expected_fields_hour2.grib2"))
{
var rowList = GribUtilities.ParseNamGribFile(file);
Assert.AreEqual(31313, rowList.Count, "Expected count to be equal to 31313");
var firstRow = rowList[0];
Assert.AreEqual(Math.Round(firstRow.RH2mAboveGround.Value, 2), 76.8, "Expected first element returned to have RH at 2m of this value.");
Assert.AreEqual(Math.Round(firstRow.UGRD10m.Value, 2), -1.15, "Expected first element returned to have UGRD at 10m of this value.");
}
}
protected void Page_Load(object sender, EventArgs e)
{
using (GribFile grib = new GribFile(Server.MapPath("~/Content/reduced_latlon_surface.grib2")))
{
Text.Text = String.Format("There are {0} grib messages.\n", grib.MessageCount);
foreach (var msg in grib)
{
Text.Text = String.Format(" {0}\n", msg.ToString());
}
}
}
static void Main(string[] args)
{
var gr = new GribFile(args[0]);
foreach (var message in gr)
{
var vals = message.GridCoordinateValues;
Console.WriteLine($"Time: {message.Time}");
Console.WriteLine($"Ref time: {message.ReferenceTime}");
Console.WriteLine($"Param name: {message.ParameterName}");
}
}
public void TestNonExistingFile()
{
try
{
using (GribFile file = new GribFile(string.Empty))
{
// shouldn't get here
Assert.Fail();
}
}
catch (FileNotFoundException) { }
}
public void TestForOffsetStepStart()
{
//if an exception is thrown one cause it there were messaged in the file we didn't expect
using (GribFile file = new GribFile(@"..\..\TestFiles\checkfornullapcp.grib2"))
{
var rowList = GribUtilities.ParseNamGribFile(file);
Assert.AreEqual(31313, rowList.Count, "Expected count to be equal to 31313");
var secondRow = rowList[1];
Assert.AreEqual(secondRow.APCPStepSize.Value, 11, "Incorrect step size.");
Assert.AreEqual(Math.Round(secondRow.APCPSurface.Value, 4), .0625, "Incorrect APCPSurface value");
Assert.AreEqual(secondRow.Date, new DateTime(2017, 12, 4, 23, 0, 0), "Incorrect date");
}
}
public void TestGetCounts()
{
using (GribFile file = new GribFile(Settings.GRIB)) {
Assert.IsTrue(file.MessageCount > 0);
foreach (var msg in file)
{
Assert.AreNotEqual(msg.DataPointsCount, 0);
Assert.AreNotEqual(msg.ValuesCount, 0);
Assert.AreEqual(msg.ValuesCount, msg["numberOfCodedValues"].AsInt());
Assert.IsTrue(msg["numberOfCodedValues"].IsReadOnly);
Assert.AreEqual(msg.DataPointsCount, msg.ValuesCount + msg.MissingCount);
}
}
}
public void TestGetCounts()
{
using (GribFile file = new GribFile(Settings.GRIB))
{
Assert.IsTrue(file.MessageCount > 0);
foreach(var msg in file)
{
Assert.AreNotEqual(msg.DataPointsCount, 0);
Assert.AreNotEqual(msg.ValuesCount, 0);
Assert.AreEqual(msg.ValuesCount, msg["numberOfCodedValues"].AsInt());
Assert.IsTrue(msg["numberOfCodedValues"].IsReadOnly);
Assert.AreEqual(msg.DataPointsCount, msg.ValuesCount + msg.MissingCount);
}
}
}
public void TestInvalidFiles()
{
try {
using (GribFile file = new GribFile(Settings.BAD)) {
// shouldn't get here
Assert.IsTrue(false);
}
} catch (FileLoadException) { }
try {
using (GribFile file = new GribFile(Settings.EMPTY)) {
// shouldn't get here
Assert.IsTrue(false);
}
} catch (FileLoadException) { }
}
public void TestIterateLatLong()
{
using (var file = new GribFile(Settings.REDUCED_LATLON_GRB2)) {
Assert.IsTrue(file.MessageCount > 0);
foreach (var msg in file)
{
int c = msg.Count();
msg.Namespace = "geography";
Assert.AreNotEqual(c, msg.Count());
Assert.IsTrue(msg.GeoSpatialValues.Any());
}
}
}
public void TestInvalidFiles()
{
try {
using (GribFile file = new GribFile(Settings.BAD)) {
// shouldn't get here
Assert.IsTrue(false);
}
} catch (FileLoadException) { }
try {
using (GribFile file = new GribFile(Settings.EMPTY)) {
// shouldn't get here
Assert.IsTrue(false);
}
} catch (FileLoadException) { }
}
public void TesNearest()
{
using (var file = new GribFile(Settings.REDUCED_LATLON_GRB2))
{
Assert.IsTrue(file.MessageCount > 0);
foreach (var msg in file)
{
var val = msg.GridCoordinateValues.First();
var nearest = msg.FindNearestCoordinates(val);
Assert.IsTrue(nearest.Length == 4);
foreach (var n in nearest)
{
Assert.IsTrue(n.Value.Latitude >= 80 && n.Value.Latitude < 82);
}
}
}
}
public void TestUnexpectedFields()
{
//if an exception is thrown one cause it there were messaged in the file we didn't expect
using (GribFile file = new GribFile(@"..\..\TestFiles\unexpected_fields.grib2"))
{
try
{
var rowList = GribUtilities.ParseNamGribFile(file);
}
catch (Exception e)
{
Assert.IsInstanceOfType(e, typeof(NotSupportedException), "Didn't get the exception type we expected");
return;
}
Assert.Fail("Expected to get an exception and we didn't");
}
}
public void TestIterateLatLong ()
{
Console.WriteLine();
using (var file = new GribFile(Settings.REDUCED_LATLON_GRB2))
{
Assert.IsTrue(file.MessageCount > 0);
foreach (var msg in file)
{
int c = msg.Count();
msg.Namespace = "geography";
Assert.AreNotEqual(c, msg.Count());
Assert.IsTrue(msg.GeoSpatialValues.Any());
}
}
}
public void TestEnumDisposal()
{
using (var file1 = new GribFile(Settings.COMPLEX_GRID))
using (var file2 = new GribFile(Settings.TIME)) {
var msg1 = file1.First();
var msg2 = file2.First();
var msgEnumerator1 = msg1.GetEnumerator();
var msgEnumerator2 = msg2.GetEnumerator();
int i = 0;
while (msgEnumerator1.MoveNext() && msgEnumerator2.MoveNext())
{
i++;
Assert.IsNotEmpty(msgEnumerator1.Current.Key);
Assert.IsNotEmpty(msgEnumerator2.Current.Key);
}
Assert.IsTrue(i > 3);
}
}
public void TestGetGrib2()
{
double delta = 0.1d;
using (GribFile file = new GribFile(Settings.REDUCED_LATLON_GRB2))
{
var msg = file.First();
// "InDegrees" is a magic token that converts coordinate double values to degrees
// explicit degree conversion via key name
double latitudeOfFirstGridPointInDegrees = msg["latitudeOfFirstGridPoint"].AsDouble();
Assert.AreEqual(latitudeOfFirstGridPointInDegrees, 90, delta);
// degree conversion via accessor
double longitudeOfFirstGridPointInDegrees = msg["longitudeOfFirstGridPoint"].AsDouble();
Assert.AreEqual(longitudeOfFirstGridPointInDegrees, 0, delta);
// degree conversion via accessor
double latitudeOfLastGridPointInDegrees = msg["latitudeOfLastGridPoint"].AsDouble();
Assert.AreEqual(latitudeOfLastGridPointInDegrees, -90, delta);
// degree conversion via accessor
double longitudeOfLastGridPointInDegrees = msg["longitudeOfLastGridPoint"].AsDouble();
Assert.AreEqual(longitudeOfLastGridPointInDegrees, 360, .5);
// degree conversion via accessor
double jDirectionIncrementInDegrees = msg["jDirectionIncrement"].AsDouble();
Assert.AreEqual(jDirectionIncrementInDegrees, 0.36, delta);
// degree conversion via accessor
double iDirectionIncrementInDegrees = msg["iDirectionIncrement"].AsDouble();
Assert.AreEqual(iDirectionIncrementInDegrees, -1.0E+100, delta);
int numberOfPointsAlongAParallel = msg["numberOfPointsAlongAParallel"].AsInt();
Assert.AreEqual(numberOfPointsAlongAParallel, 0x7FFFFFFF);
int numberOfPointsAlongAMeridian = msg["numberOfPointsAlongAMeridian"].AsInt();
Assert.AreEqual(numberOfPointsAlongAMeridian, 501);
string packingType = msg["packingType"].AsString();
Assert.AreEqual("grid_simple", packingType);
}
}
public void TestWrite()
{
if (File.Exists(Settings.OUT_GRIB))
{
File.Delete(Settings.OUT_GRIB);
}
int count = 0;
int valCount = 0;
using (var readFile = new GribFile(Settings.PACIFIC_WIND))
{
var msg = readFile.First();
Assert.AreNotEqual(33, msg["latitudeOfFirstGridPoint"].AsDouble());
msg["latitudeOfFirstGridPoint"].AsDouble(33);
valCount = msg.ValuesCount;
GribFile.Write(Settings.OUT_GRIB, msg);
}
using (var readFile = new GribFile(Settings.OUT_GRIB))
{
var msg = readFile.First();
count = readFile.MessageCount;
Assert.AreEqual(valCount, msg.ValuesCount);
Assert.AreEqual(count, readFile.MessageCount);
Assert.AreEqual(33, msg["latitudeOfFirstGridPoint"].AsDouble());
}
using (var readFile = new GribFile(Settings.PACIFIC_WIND))
{
GribFile.Write(Settings.OUT_GRIB, readFile as IEnumerable<GribMessage>, FileMode.Append);
count += readFile.MessageCount;
}
using (var readFile = new GribFile(Settings.OUT_GRIB))
{
Assert.AreEqual(count, readFile.MessageCount);
Assert.AreEqual(33, readFile.First()["latitudeOfFirstGridPoint"].AsDouble());
}
}
public void TestSetBitmapMissing ()
{
using (GribFile file = new GribFile(Settings.REG_LATLON_GRB1))
{
var msg = file.First();
int missing = 3333;
// set the value used to represent missing data
msg.MissingValue = missing;
Assert.AreEqual(msg.MissingValue, missing);
Assert.IsFalse(msg.HasBitmap);
int numVals = 10;
double[] vals = new double[numVals];
for (int i = 0; i < numVals; i++)
{
vals[i] = missing;
}
msg.HasBitmap = true;
msg.SetValues(vals);
double[] vals2;
msg.Values(out vals2);
for (int i = 0; i < numVals; i++)
{
Assert.AreEqual(vals[i], vals2[i]);
Assert.AreEqual(missing, vals2[i]);
}
missing = 9898;
msg.MissingValue = missing;
msg.Values(out vals);
for (int i = 0; i < numVals; i++)
{
Assert.AreEqual(missing, vals[i]);
}
}
}
public void TestGetBox()
{
using (GribFile file = new GribFile(Settings.GAUSS))
{
Assert.IsTrue(file.MessageCount > 0);
foreach (var msg in file)
{
var pts = msg.Box(new GeoCoordinate(60, -10), new GeoCoordinate(10, 30));
foreach (var val in pts.Latitudes)
{
Assert.GreaterOrEqual(60, val);
Assert.LessOrEqual(10, val);
}
foreach (var val in pts.Longitudes)
{
Assert.GreaterOrEqual(val, -10);
Assert.LessOrEqual(val, 30);
}
}
}
}
public void TestOpenComplex()
{
using (GribFile file = new GribFile(Settings.COMPLEX_GRID)) {
Assert.IsTrue(file.MessageCount > 0);
foreach (var msg in file) {
try {
Assert.IsTrue(msg["packingType"].AsString().ToLower().Contains("complex"));
Assert.IsTrue(msg.ValuesCount > 0);
double[] vals;
msg.Values(out vals);
Assert.IsTrue(vals.Any());
foreach (var v in vals) {
Assert.AreNotEqual(Double.NaN, v);
}
} catch (GribApiException e) {
Console.WriteLine(e.Message);
Console.WriteLine(msg.ShortName);
Console.WriteLine(msg.ToString());
Assert.IsTrue(false);
}
}
}
}
public void TestOpenPng()
{
using (GribFile file = new GribFile(Settings.PNG_COMPRESSION)) {
Assert.IsTrue(file.MessageCount > 0);
var msg = file.First();
try {
Assert.IsTrue(msg["packingType"].AsString().ToLower().EndsWith("_png"));
Assert.IsTrue(msg.ValuesCount > 0);
Assert.IsTrue(msg.GeoSpatialValues.Any());
int i = 0;
foreach (var v in msg.GeoSpatialValues) {
Assert.AreNotEqual(Double.NaN, v.Value);
if (i++ > 1000) break;
}
} catch (GribApiException e) {
Console.WriteLine(e.Message);
Console.WriteLine(msg.ShortName);
Console.WriteLine(msg.ToString());
Assert.IsTrue(false);
}
}
}
public static void GribDumpActionTree(GribContext c, GribFile f) {
GribApiProxyPINVOKE.GribDumpActionTree(c.Reference, f.Reference);
}
public void TestGetGrib2 ()
{
double delta = 0.1d;
using (GribFile file = new GribFile(Settings.REDUCED_LATLON_GRB2))
{
var msg = file.First();
// "InDegrees" is a magic token that converts coordinate double values to degrees
// explicit degree conversion via key name
double latitudeOfFirstGridPointInDegrees = msg["latitudeOfFirstGridPoint"].AsDouble();
Assert.AreEqual(latitudeOfFirstGridPointInDegrees, 90, delta);
// degree conversion via accessor
double longitudeOfFirstGridPointInDegrees = msg["longitudeOfFirstGridPoint"].AsDouble(/* inDegrees == true */);
Assert.AreEqual(longitudeOfFirstGridPointInDegrees, 0, delta);
// degree conversion via accessor
double latitudeOfLastGridPointInDegrees = msg["latitudeOfLastGridPoint"].AsDouble(/* inDegrees == true */);
Assert.AreEqual(latitudeOfLastGridPointInDegrees, -90, delta);
// degree conversion via accessor
double longitudeOfLastGridPointInDegrees = msg["longitudeOfLastGridPoint"].AsDouble(/* inDegrees == true */);
Assert.AreEqual(longitudeOfLastGridPointInDegrees, 360, .5);
// degree conversion via accessor
double jDirectionIncrementInDegrees = msg["jDirectionIncrement"].AsDouble(/* inDegrees == true */);
Assert.AreEqual(jDirectionIncrementInDegrees, 0.36, delta);
// degree conversion via accessor
double iDirectionIncrementInDegrees = msg["iDirectionIncrement"].AsDouble(/* inDegrees == true */);
Assert.AreEqual(iDirectionIncrementInDegrees, -1.0E+100, delta);
int numberOfPointsAlongAParallel = msg["numberOfPointsAlongAParallel"].AsInt();
Assert.AreEqual(numberOfPointsAlongAParallel, -1);
int numberOfPointsAlongAMeridian = msg["numberOfPointsAlongAMeridian"].AsInt();
Assert.AreEqual(numberOfPointsAlongAMeridian, 501);
string packingType = msg["packingType"].AsString();
Assert.AreEqual("grid_simple", packingType);
}
}
public void TestGetParallel ()
{
var files = new[] { Settings.REDUCED_LATLON_GRB2, Settings.BIN, Settings.COMPLEX_GRID, Settings.REG_LATLON_GRB1 };
Parallel.ForEach(files, (path, s) =>
{
using (var file = new GribFile(path))
{
Parallel.ForEach(file, (msg, s2) =>
{
try
{
if (!msg.GridType.ToLower().Contains("mercator") &&
!msg.ShortName.ToLower().Contains("shww"))
{
Assert.IsTrue(msg.GeoSpatialValues.Any());
}
} catch (GribApiException)
{
Console.WriteLine(path);
Console.WriteLine(msg.ShortName);
Console.WriteLine(msg.ToString());
Assert.IsTrue(false);
}
});
}
});
}
public void TestCanConvertToDegress ()
{
using (GribFile file = new GribFile(Settings.REDUCED_LATLON_GRB2))
{
var msg = file.First();
// true
Assert.IsTrue(msg["latitudeOfFirstGridPointInDegrees"].CanConvertToDegrees);
Assert.IsTrue(msg["latitudeOfFirstGridPoint"].CanConvertToDegrees);
Assert.IsTrue(msg["longitudeOfFirstGridPointInDegrees"].CanConvertToDegrees);
Assert.IsTrue(msg["longitudeOfFirstGridPoint"].CanConvertToDegrees);
Assert.IsTrue(msg["latitudeOfLastGridPointInDegrees"].CanConvertToDegrees);
Assert.IsTrue(msg["latitudeOfLastGridPoint"].CanConvertToDegrees);
Assert.IsTrue(msg["jDirectionIncrement"].CanConvertToDegrees);
Assert.IsTrue(msg["iDirectionIncrement"].CanConvertToDegrees);
// false
Assert.IsFalse(msg["numberOfPointsAlongAParallel"].CanConvertToDegrees);
Assert.IsFalse(msg["numberOfPointsAlongAParallelInDegrees"].CanConvertToDegrees);
Assert.IsFalse(msg["numberOfPointsAlongAMeridian"].CanConvertToDegrees);
Assert.IsFalse(msg["numberOfPointsAlongAMeridianInDegrees"].CanConvertToDegrees);
Assert.IsFalse(msg["packingType"].CanConvertToDegrees);
}
}
public void TestEnumDisposal ()
{
using (var file1 = new GribFile(Settings.COMPLEX_GRID))
using (var file2 = new GribFile(Settings.TIME)) {
var msg1 = file1.First();
var msg2 = file2.First();
var msgEnumerator1 = msg1.GetEnumerator();
var msgEnumerator2 = msg2.GetEnumerator();
int i = 0;
while (msgEnumerator1.MoveNext() && msgEnumerator2.MoveNext()) {
i++;
Assert.IsNotEmpty(msgEnumerator1.Current.Key);
Assert.IsNotEmpty(msgEnumerator2.Current.Key);
}
Assert.IsTrue(i > 3);
}
}
public static void GribCountInFile(GribContext c, GribFile f, out int n) {
int ret = GribApiProxyPINVOKE.GribCountInFile(c.Reference, f.Reference, out n);
if (ret != 0)
{
throw Grib.Api.Interop.GribApiException.Create(ret);
}
}
public void TestCompression (string grid)
{
if (File.Exists(Settings.OUT_GRIB))
{
File.Delete(Settings.OUT_GRIB);
}
int count = 0;
double val = Double.NaN;
Dictionary<int, GeoSpatialValue> orig = new Dictionary<int, GeoSpatialValue>();
using (var readFile = new GribFile(Settings.REDUCED_LATLON_GRB2))
{
var msg = readFile.First();
count = msg.ValuesCount;
val = msg["latitudeOfFirstGridPoint"].AsDouble();
Assert.AreNotEqual(val, Double.NaN);
Assert.AreNotEqual(msg["packingType"].AsString(), grid);
{
for (int j = 0; j < 50; j++)
{
int k = 0;
do
{
// over 200k values, so only pick from a subset
k = GetRandomNumber(0, (count) / 20);
}
while (orig.ContainsKey(k));
orig.Add(k, new GeoSpatialValue());
}
int x = 0;
int y = 0;
foreach(var gsv in msg.GeoSpatialValues)
{
if (orig.ContainsKey(x))
{
orig[x] = gsv;
y++;
if (y == orig.Count) break;
}
x++;
}
Assert.IsTrue(y == orig.Count);
Assert.IsTrue(x > 0);
}
msg["packingType"].AsString(grid);
Assert.AreEqual(msg["packingType"].AsString(), grid);
Assert.AreEqual(count, msg.ValuesCount);
Assert.AreEqual(val, msg["latitudeOfFirstGridPoint"].AsDouble());
GribFile.Write(Settings.OUT_GRIB, msg);
var newGsv = msg.GeoSpatialValues.ToArray();
Assert.IsTrue(newGsv.Any());
foreach (var kvp in orig)
{
var nv = newGsv[kvp.Key];
Assert.AreEqual(kvp.Value.Value, nv.Value, 0.01);
}
}
using (var readFile = new GribFile(Settings.OUT_GRIB))
{
var msg = readFile.First();
Assert.AreEqual(count, msg.ValuesCount);
Assert.AreEqual(val, msg["latitudeOfFirstGridPoint"].AsDouble());
Assert.AreEqual(msg["packingType"].AsString(), grid);
var newGsv = msg.GeoSpatialValues.ToArray();
Assert.IsTrue(newGsv.Any());
foreach (var kvp in orig)
{
var nv = newGsv[kvp.Key];
Assert.AreEqual(kvp.Value.Value, nv.Value, 0.01);
}
}
}
public static void GribDumpContent(GribHandle h, GribFile arg1, string mode, uint option_flags, byte[] arg) {
GribApiProxyPINVOKE.GribDumpContent(h.Reference, arg1.Reference, mode, option_flags, arg);
}
public static void GribMultiHandleWrite(SWIGTYPE_p_grib_multi_handle mh, GribFile f) {
int ret = GribApiProxyPINVOKE.GribMultiHandleWrite(SWIGTYPE_p_grib_multi_handle.getCPtr(mh), f.Reference);
if (ret != 0)
{
throw Grib.Api.Interop.GribApiException.Create(ret);
}
}
public static GribHandle EccodeGribNewFromFile(GribContext c, GribFile f, int headers_only, out int error) {
System.IntPtr pVal = GribApiProxyPINVOKE.EccodeGribNewFromFile(c.Reference, f.Reference, headers_only, out error);
return pVal == System.IntPtr.Zero ? null : new GribHandle(pVal);
}
public static byte[] WmoReadBufrFromFileMalloc(GribFile f, int headers_only, ref SizeT size, ref SizeT offset, out int err) {
return GribApiProxyPINVOKE.WmoReadBufrFromFileMalloc(f.Reference, headers_only, ref size.Value, ref offset.Value, out err);
}
public static void WmoReadGtsFromFile(GribFile f, byte[] buffer, ref SizeT len) {
int ret = GribApiProxyPINVOKE.WmoReadGtsFromFile(f.Reference, buffer, ref len.Value);
if (ret != 0)
{
throw Grib.Api.Interop.GribApiException.Create(ret);
}
}
public static void GribPrintApiVersion(GribFile arg0) {
GribApiProxyPINVOKE.GribPrintApiVersion(arg0.Reference);
}
public void TestGetNativeType()
{
using (GribFile file = new GribFile(Settings.REG_LATLON_GRB1))
{
var msg = file.First();
Assert.AreEqual(msg["packingType"].NativeType, GribValueType.String);
Assert.AreEqual(msg["longitudeOfFirstGridPointInDegrees"].NativeType, GribValueType.Double);
Assert.AreEqual(msg["numberOfPointsAlongAParallel"].NativeType, GribValueType.Int);
Assert.AreEqual(msg["values"].NativeType, GribValueType.DoubleArray);
// TODO: test other types
}
}
private List<WaveWindModel> WaveParsing(string path)
{
//string path = @"D:\NOAA 데이터\" + fileNameBox.Text +".grib2";
//using (GribFile file = new GribFile(@"D:\NOAA 데이터\2015020106.grib2"))
using (GribFile file = new GribFile(path))
{
file.Context.EnableMultipleFieldMessages = true;
DateTime UTC;
double[] LAT = { };
double[] LONG = { };
double[] ICEC = { };
double[] SWDIR_Seq1 = { };
double[] SWDIR_Seq2 = { };
double[] WVDIR = { };
double[] MWSPER = { };
double[] SWPER_Seq1 = { };
double[] SWPER_Seq2 = { };
double[] WVPER = { };
double[] DIRPW = { };
double[] PERPW = { };
double[] DIRSW = { };
double[] PERSW = { };
double[] HTSGW = { };
double[] SWELL_Seq1 = { };
double[] SWELL_Seq2 = { };
double[] WVHGT = { };
double[] UGRD = { };
double[] VGRD = { };
double[] WDIR = { };
double[] WIND = { };
List<GribMessage> WaveWind = new List<GribMessage>();
foreach (GribMessage item in file)
{
if (item.StepRange != "0")
{
break;
}
WaveWind.Add(item);
}
UTC = WaveWind.ElementAt(1).Time;
LAT = WaveWind.ElementAt(1).GeoSpatialValues.Select(d => d.Latitude).ToArray();
LONG = WaveWind.ElementAt(1).GeoSpatialValues.Select(d => d.Longitude).ToArray();
//WaveWind.ElementAt(4).Values(out ICEC);
WaveWind.ElementAt(16).Values(out SWDIR_Seq1);
WaveWind.ElementAt(17).Values(out SWDIR_Seq2);
WaveWind.ElementAt(7).Values(out WVDIR);
//WaveWind.ElementAt(6).Values(out MWSPER);
WaveWind.ElementAt(13).Values(out SWPER_Seq1);
WaveWind.ElementAt(14).Values(out SWPER_Seq2);
WaveWind.ElementAt(5).Values(out WVPER);
WaveWind.ElementAt(8).Values(out DIRPW);
WaveWind.ElementAt(6).Values(out PERPW);
WaveWind.ElementAt(15).Values(out DIRSW);
WaveWind.ElementAt(12).Values(out PERSW);
WaveWind.ElementAt(4).Values(out HTSGW);
WaveWind.ElementAt(10).Values(out SWELL_Seq1);
WaveWind.ElementAt(11).Values(out SWELL_Seq2);
WaveWind.ElementAt(9).Values(out WVHGT);
WaveWind.ElementAt(2).Values(out UGRD);
WaveWind.ElementAt(3).Values(out VGRD);
WaveWind.ElementAt(1).Values(out WDIR);
WaveWind.ElementAt(0).Values(out WIND);
List<WaveWindModel> wavedataout = new List<WaveWindModel> { };
for (int i = 0; i < LAT.Length; i++)
{
wavedataout.Add(new WaveWindModel
{
UTC = UTC,
lat = LAT[i],
lon = LONG[i],
//ICEC = ICEC[i],
SWDIR_Seq1 = SWDIR_Seq1[i],
SWDIR_Seq2 = SWDIR_Seq2[i],
WVDIR = WVDIR[i],
//MWSPER = MWSPER[i],
SWPER_Seq1 = SWPER_Seq1[i],
SWPER_Seq2 = SWPER_Seq2[i],
WVPER = WVPER[i],
DIRPW = DIRPW[i],
PERPW = PERPW[i],
DIRSW = DIRSW[i],
PERSW = PERSW[i],
HTSGW = HTSGW[i],
SWELL_Seq1 = SWELL_Seq1[i],
SWELL_Seq2 = SWELL_Seq2[i],
WVHGT = WVHGT[i],
UGRD = UGRD[i],
VGRD = VGRD[i],
WDIR = WDIR[i],
WIND = WIND[i]
});
}
return wavedataout;
}
}
public static void GribMultiSupportResetFile(GribContext c, GribFile f) {
GribApiProxyPINVOKE.GribMultiSupportResetFile(c.Reference, f.Reference);
}