Matrix<T> constructor
Matrix<T> (
- DataType<
T> dataType, - int rowCount,
- int columnCount, {
- MatrixFormat? format,
Constructs a default matrix of the desired dataType
, the provided
rowCount
and columnCount
, and possibly a custom format
.
Implementation
factory Matrix(DataType<T> dataType, int rowCount, int columnCount,
{MatrixFormat? format}) {
RangeError.checkNotNegative(rowCount, 'rowCount');
RangeError.checkNotNegative(columnCount, 'columnCount');
switch (format ?? MatrixFormat.standard) {
case MatrixFormat.rowMajor:
return RowMajorMatrix<T>(dataType, rowCount, columnCount);
case MatrixFormat.columnMajor:
return ColumnMajorMatrix<T>(dataType, rowCount, columnCount);
case MatrixFormat.nestedRow:
return NestedRowMatrix<T>(dataType, rowCount, columnCount);
case MatrixFormat.nestedColumn:
return NestedColumnMatrix<T>(dataType, rowCount, columnCount);
case MatrixFormat.compressedRow:
return CompressedRowMatrix<T>(dataType, rowCount, columnCount);
case MatrixFormat.compressedColumn:
return CompressedColumnMatrix<T>(dataType, rowCount, columnCount);
case MatrixFormat.coordinateList:
return CoordinateListMatrix<T>(dataType, rowCount, columnCount);
case MatrixFormat.keyed:
return KeyedMatrix<T>(dataType, rowCount, columnCount);
case MatrixFormat.diagonal:
return DiagonalMatrix<T>(dataType, rowCount, columnCount);
}
}