/// <summary>
/// Creates matrix with default values for <see cref="Tsource" />
/// </summary>
/// <param name="rows">Number of rows</param>
/// <param name="columns">Number of columns</param>
public Matrix(int rows, int columns) : this()
{
Tsource[][] arr;
if (rows == 0 || columns == 0)
{
arr = new Tsource[0][];
}
else
{
arr = new Tsource[rows][];
if (MatrixOperationsSettings.CheckIsParallelModeUseful(rows))
{
Parallel.For(0, rows, rowIndex => arr[rowIndex] = new Tsource[columns]);
}
else
{
for (int rowIndex = 0; rowIndex < rows; rowIndex++)
{
arr[rowIndex] = new Tsource[columns];
}
}
}
this.value = arr;
}
/// <summary>
/// Copies values from other matrix to new instance
/// </summary>
/// <param name="matrix"></param>
/// <exception cref="ArgumentNullException" />
/// <exception cref="ArgumentException" />
public Matrix(Matrix <Tsource> matrix) : this()
{
if (matrix == null)
{
throw new ArgumentNullException();
}
if (matrix.value == null)
{
this.value = null;
return;
}
if (matrix.value.Where(row => row == null).Count() < 0)
{
throw new ArgumentException("Some rows in matrix is null.");
}
if (matrix.value.Length < 1 || matrix.value[0].Length < 1)
{
this.value = new Tsource[0][];
return;
}
this.value = new Tsource[matrix.value.Length][];
if (MatrixOperationsSettings.CheckIsParallelModeUseful(matrix.value.Length))
{
Parallel.For(0, this.value.Length, index =>
{
this.value[index] = new Tsource[matrix.value[index].Length];
for (int column = 0; column < this.value[index].Length; column++)
{
this.value[index][column] = matrix.value[index][column];
}
});
}
else
{
for (int row = 0; row < this.value.Length; row++)
{
this.value[row] = new Tsource[matrix.value[row].Length];
for (int column = 0; column < this.value[row].Length; column++)
{
this.value[row][column] = matrix.value[row][column];
}
}
}
}