/// <summary>
/// Utility/Debug function, plots numbers at specific coordinates.
/// </summary>
/// <param name="X"></param>
/// <param name="filename"></param>
public static void PlotCoordinateLabels(this MultidimensionalArray X, string filename)
{
using (var gp = new Gnuplot()) {
int L = X.NoOfRows;
if (X.NoOfCols != 2)
{
throw new NotSupportedException("works only for 2D grid");
}
gp.Cmd("set terminal png");
gp.Cmd("set output \"{0}\"", filename);
gp.SetXRange(-4, 4);
gp.SetYRange(-4, 4);
for (int l = 0; l < L; l++)
{
gp.Cmd("set label \"{0}\" at {1},{2}", l, X[l, 0], X[l, 1]);
}
gp.PlotSlope(0, 0);
gp.Execute();
}
}