/// <summary>
/// Performs an element wise operation on the input Matrix.
/// </summary>
/// <param name="m">Matrix.</param>
/// <param name="fnElementWiseOp">Function to update each cell specified by the value and cell coordinates.</param>
/// <returns>A Matrix.</returns>
public static Matrix Each(Matrix m, Func <double, int, int, double> fnElementWiseOp)
{
var copy = m.ToArray();
for (int i = 0; i < m.Rows; i++)
{
for (int j = 0; j < m.Cols; j++)
{
copy[i][j] = fnElementWiseOp(copy[i][j], i, j);
}
}
return(copy);
}
/// <summary>
/// Performs an element-wise operation on the input Matrices.
/// </summary>
/// <param name="m1">First Matrix.</param>
/// <param name="m2">Second Matrix.</param>
/// <param name="fnElementWiseOp">Operation to perform on the value from the first and second matrices.</param>
/// <returns>A Matrix.</returns>
public static Matrix Each(Matrix m1, Matrix m2, Func <double, double, double> fnElementWiseOp)
{
if (m1.Rows != m2.Rows)
{
throw new InvalidOperationException("The row dimensions do not match");
}
if (m1.Cols != m2.Cols)
{
throw new InvalidOperationException("The column dimensions do not match");
}
var copy = m1.ToArray();
for (int i = 0; i < m1.Rows; i++)
{
for (int j = 0; j < m1.Cols; j++)
{
copy[i][j] = fnElementWiseOp(m1[i, j], m2[i, j]);
}
}
return(copy);
}
/// <summary>
/// Performs an element-wise operation on the input Matrices.
/// </summary>
/// <param name="m1">First Matrix.</param>
/// <param name="m2">Second Matrix.</param>
/// <param name="fnElementWiseOp">Operation to perform on the value from the first and second matrices.</param>
/// <returns>A Matrix.</returns>
public static Matrix Each(Matrix m1, Matrix m2, Func<double, double, double> fnElementWiseOp)
{
if (m1.Rows != m2.Rows)
throw new InvalidOperationException("The row dimensions do not match");
if (m1.Cols != m2.Cols)
throw new InvalidOperationException("The column dimensions do not match");
var copy = m1.ToArray();
for (int i = 0; i < m1.Rows; i++)
{
for (int j = 0; j < m1.Cols; j++)
{
copy[i][j] = fnElementWiseOp(m1[i, j], m2[i, j]);
}
}
return copy;
}
/// <summary>
/// Performs an element wise operation on the input Matrix.
/// </summary>
/// <param name="m">Matrix.</param>
/// <param name="fnElementWiseOp">Function to update each cell specified by the value and cell coordinates.</param>
/// <returns>A Matrix.</returns>
public static Matrix Each(Matrix m, Func<double, int, int, double> fnElementWiseOp)
{
var copy = m.ToArray();
for (int i = 0; i < m.Rows; i++)
{
for (int j = 0; j < m.Cols; j++)
{
copy[i][j] = fnElementWiseOp(copy[i][j], i, j);
}
}
return copy;
}
