/// <summary>
/// Find the nearest four points to a coordinate.
/// </summary>
/// <param name="latitude">The reference latitude.</param>
/// <param name="longitude">The reference longitude.</param>
/// <param name="searchType">The type of search to perform. Bitwise "or-able".</param>
/// <returns>An array of the nearest four coordinates sorted by distance.</returns>
public GridNearestCoordinate[] FindNearestCoordinates(double latitude, double longitude, GribNearestToSame searchType = GribNearestToSame.POINT)
{
return(this.Nearest.FindNearestCoordinates(latitude, longitude, searchType));
}
/// <summary>
/// Find the nearest four points to a coordinate.
/// </summary>
/// <param name="coord">The reference coordinate.</param>
/// <param name="searchType">The type of search to perform. Bitwise "or-able".</param>
/// <returns>An array of the nearest four coordinates sorted by distance.</returns>
public GridNearestCoordinate[] FindNearestCoordinates(IGridCoordinate coord, GribNearestToSame searchType = GribNearestToSame.POINT)
{
return(this.FindNearestCoordinates(coord.Latitude, coord.Longitude, searchType));
}
/// <summary>
/// Find the nearest four points to a coordinate.
/// </summary>
/// <param name="latitude">The reference latitude.</param>
/// <param name="longitude">The reference longitude.</param>
/// <param name="searchType"> If you are sure that the point you are asking for is not changing from
/// a call to another you can use POINT. The same is valid for the grid. Flags can be used together
/// doing a bitwise OR. The distances are given in kilometres.</param>
/// <returns>An array of the nearest four coordinates sorted by distance.</returns>
public GridNearestCoordinate[] FindNearestCoordinates(double latitude, double longitude, GribNearestToSame searchType = GribNearestToSame.POINT)
{
var latitudes = new double[] { 0, 0, 0, 0 };
var longitudes = new double[] { 0, 0, 0, 0 };
var distances = new double[] { 0, 0, 0, 0 };
var values = new double[] { 0, 0, 0, 0 };
var indexes = new int[] { 0, 0, 0, 0 };
Interop.SizeT len = 4;
Interop.SWIG.GribApiProxy.GribNearestFind(this.Nearest, this.Handle, latitude, longitude, (uint)searchType,
latitudes, longitudes, values, distances,
indexes, ref len);
var vals = new GridNearestCoordinate[len];
for (var i = 0; i < len; i++)
{
vals[i] = new GridNearestCoordinate(latitudes[i], longitudes[i], values[i], distances[i], indexes[i]);
}
Array.Sort(vals, (v1, v2) => v1.Distance.CompareTo(v2.Distance));
return(vals);
}
