public static object acq_interpolator2d_create(
[ExcelArgument(Description = "Array of horizontal nodes")] double[] x1,
[ExcelArgument(Description = "Array of vertical nodes ")] double[] x2,
[ExcelArgument(Description = "Table of function values ")] double[,] y,
[ExcelArgument(Description = "bilinear")] object method)
{
if (ExcelDnaUtil.IsInFunctionWizard())
{
return(ExcelError.ExcelErrorRef);
}
else
{
return(ACQ.Excel.Handles.GlobalCache.CreateHandle(m_tag, new object[] { x1, x2, y, method, "acq_interpolator2d_create" },
(objectType, parameters) =>
{
ACQ.Math.Interpolation.InterpolationInterface2D interpolator = construct_interpolator(x1, x2, y, method);
if (interpolator == null)
{
return ExcelError.ExcelErrorNull;
}
else
{
return interpolator;
}
}));
}
}
private static ACQ.Math.Interpolation.InterpolationInterface2D construct_interpolator(double[] x1, double[] x2, double[,] y, object method)
{
ACQ.Math.Interpolation.InterpolationInterface2D interpolator = null;
try
{
string interpolation_method = ExcelHelper.Check(method, m_defaultInterpolator);
interpolator = ACQ.Math.Interpolation.InterpolationFactory2D.GetInterpolator(interpolation_method, x1, x2, y);
}
catch (Exception ex)
{
lock (m_sync)
{
LogDisplay.WriteLine("Error: " + ex.ToString());
}
}
return(interpolator);
}
public static object acq_interpolation2d(double px1, double px2, double[] x1, double[] x2, double[,] y, object method)
{
if (ExcelDnaUtil.IsInFunctionWizard())
{
return(ExcelError.ExcelErrorRef);
}
else
{
ACQ.Math.Interpolation.InterpolationInterface2D interpolator = construct_interpolator(x1, x2, y, method);
if (interpolator != null)
{
return(ExcelHelper.CheckNan(interpolator.Eval(px1, px2)));
}
else
{
return(ExcelError.ExcelErrorNA);
}
}
}
