/// <summary>Copies the values of the specified source matrix
/// into this (larger) matrix at the specified offset</summary>
/// <param name="sourceMatrix">Source matrix</param>
/// <param name="targetColumnOffset">Target column offset in this matrix</param>
/// <param name="targetRowOffset">Target row offset in this matrix</param>
public virtual void CopyFrom(
MatrixBase <T> sourceMatrix,
Int32 targetColumnOffset,
Int32 targetRowOffset)
{
MatrixBase <T> .ElementWiseCopy(sourceMatrix, this, targetColumnOffset, targetRowOffset);
}
/// <summary>Copies the values of the matrix object into a
/// larger matrix at the specified offset</summary>
/// <param name="matrix">Target matrix</param>
/// <param name="targetColumnOffset">Target matrix column offset</param>
/// <param name="targetRowOffset">Target matrix row offset</param>
public virtual void CopyInto(
MatrixBase <T> targetMatrix,
Int32 targetColumnOffset,
Int32 targetRowOffset)
{
MatrixBase <T> .ElementWiseCopy(this, targetMatrix, targetColumnOffset, targetRowOffset);
}
/// <summary>CopyFrom</summary>
/// <param name="sourceMatrix"></param>
/// <param name="targetColumnOffset"></param>
/// <param name="targetRowOffset"></param>
public void CopyFrom(
DoubleMatrix sourceMatrix,
Int32 targetColumnOffset,
Int32 targetRowOffset)
{
MatrixBase <Double> .ElementWiseCopy(
sourceMatrix.InnerMatrix,
this.InnerMatrix,
targetColumnOffset,
targetRowOffset);
}
/// <summary>CopyInto</summary>
/// <param name="targetMatrix"></param>
/// <param name="targetColumnOffset"></param>
/// <param name="targetRowOffset"></param>
public void CopyInto(
DoubleMatrix targetMatrix,
Int32 targetColumnOffset,
Int32 targetRowOffset)
{
MatrixBase <Double> .ElementWiseCopy(
this.InnerMatrix,
targetMatrix.InnerMatrix,
targetColumnOffset,
targetRowOffset);
}
/// <summary>
///
/// </summary>
/// <param name="matricies"></param>
/// <returns></returns>
public static MatrixBase <T> JoinVertical(
IEnumerable <MatrixBase <T> > matricies)
{
int?columnCount = null;
int totalRowCount = 0;
foreach (MatrixBase <T> matrix in matricies)
{
if (MatrixBase <T> .IsNull(matrix))
{
throw new ArgumentNullException();
}
if (columnCount == null)
{
columnCount = matrix.ColumnCount;
}
else if ((int)columnCount != matrix.ColumnCount)
{
throw new DimensionMismatchException();
}
totalRowCount += matrix.RowCount;
}
MatrixBase <T> resultMatrix = new MatrixBase <T>((int)columnCount, totalRowCount);
int rowOffset = 0;
foreach (MatrixBase <T> matrix in matricies)
{
MatrixBase <T> .ElementWiseCopy(matrix, resultMatrix, 0, rowOffset);
rowOffset += matrix.RowCount;
}
return(resultMatrix);
}
/// <summary>
///
/// </summary>
/// <param name="matricies"></param>
/// <returns></returns>
public static MatrixBase <T> JoinHorizontal(
IEnumerable <MatrixBase <T> > matricies)
{
int?rowCount = null;
int totalColumnCount = 0;
foreach (MatrixBase <T> matrix in matricies)
{
if (MatrixBase <T> .IsNull(matrix))
{
throw new ArgumentNullException();
}
if (rowCount == null)
{
rowCount = matrix.RowCount;
}
else if ((int)rowCount != matrix.RowCount)
{
throw new DimensionMismatchException();
}
totalColumnCount += matrix.ColumnCount;
}
MatrixBase <T> resultMatrix = new MatrixBase <T>(totalColumnCount, (int)rowCount);
int columnOffset = 0;
foreach (MatrixBase <T> matrix in matricies)
{
MatrixBase <T> .ElementWiseCopy(matrix, resultMatrix, columnOffset, 0);
columnOffset += matrix.ColumnCount;
}
return(resultMatrix);
}
