/// <summary>
/// Adds another matrix to this matrix.
/// </summary>
/// <param name="other">The matrix to add to this matrix.</param>
/// <param name="result">The matrix to store the result of the addition.</param>
/// <exception cref="ArgumentOutOfRangeException">If the two matrices don't have the same dimensions.</exception>
protected override void DoAdd(Matrix <double> other, Matrix <double> result)
{
// diagonal + diagonal = diagonal
var diagOther = other as DiagonalMatrix;
var diagResult = result as DiagonalMatrix;
if (diagOther != null && diagResult != null)
{
Control.LinearAlgebraProvider.AddArrays(_data, diagOther._data, diagResult._data);
return;
}
other.CopyTo(result);
for (int i = 0; i < _data.Length; i++)
{
result.At(i, i, result.At(i, i) + _data[i]);
}
}
/// <summary>
/// Adds another matrix to this matrix.
/// </summary>
/// <param name="other">The matrix to add to this matrix.</param>
/// <param name="result">The matrix to store the result of the addition.</param>
/// <exception cref="ArgumentOutOfRangeException">If the two matrices don't have the same dimensions.</exception>
protected override void DoAdd(Matrix <double> other, Matrix <double> result)
{
// diagonal + diagonal = diagonal
var diagOther = other as DiagonalMatrix;
var diagResult = result as DiagonalMatrix;
if (diagOther != null && diagResult != null)
{
Map2((x, y) => x + y, other, result, Zeros.AllowSkip);
return;
}
other.CopyTo(result);
for (int i = 0; i < _data.Length; i++)
{
result.At(i, i, result.At(i, i) + _data[i]);
}
}