Package org.ojalgo.matrix.store
Class ColumnsStore<N extends Comparable<N>>
java.lang.Object
org.ojalgo.matrix.store.AbstractStore<N>
org.ojalgo.matrix.store.LogicalStore<N>
org.ojalgo.matrix.store.SelectingStore<N>
org.ojalgo.matrix.store.ColumnsStore<N>
- All Implemented Interfaces:
Group
,Group.Additive<MatrixStore<N>>
,NormedVectorSpace<MatrixStore<N>,
,N> Operation
,Operation.Addition<MatrixStore<N>>
,Operation.Multiplication<MatrixStore<N>>
,Operation.Subtraction<MatrixStore<N>>
,ScalarOperation
,ScalarOperation.Addition<MatrixStore<N>,
,N> ScalarOperation.Division<MatrixStore<N>,
,N> ScalarOperation.Multiplication<MatrixStore<N>,
,N> ScalarOperation.Subtraction<MatrixStore<N>,
,N> VectorSpace<MatrixStore<N>,
,N> Matrix2D<N,
,MatrixStore<N>> ElementsSupplier<N>
,MatrixStore<N>
,Access1D<N>
,Access1D.Aggregatable<N>
,Access1D.Sliceable<N>
,Access1D.Visitable<N>
,Access2D<N>
,Access2D.Aggregatable<N>
,Access2D.Collectable<N,
,TransformableRegion<N>> Access2D.Sliceable<N>
,Access2D.Visitable<N>
,Operate2D<N,
,ElementsSupplier<N>> Structure1D
,Structure2D
,Structure2D.Logical<Access2D<N>,
,MatrixStore<N>> Structure2D.ReducibleTo1D<ElementsSupplier<N>>
A selection (re-ordering) of columns.
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Nested Class Summary
Nested classes/interfaces inherited from interface org.ojalgo.structure.Access2D
Access2D.Aggregatable<N extends Comparable<N>>, Access2D.Collectable<N extends Comparable<N>,
R extends Mutate2D>, Access2D.ColumnView<N extends Comparable<N>>, Access2D.ElementView<N extends Comparable<N>>, Access2D.RowView<N extends Comparable<N>>, Access2D.SelectionView<N extends Comparable<N>>, Access2D.Sliceable<N extends Comparable<N>>, Access2D.Visitable<N extends Comparable<N>> Nested classes/interfaces inherited from interface org.ojalgo.algebra.Group
Group.Additive<T>, Group.Multiplicative<T>
Nested classes/interfaces inherited from interface org.ojalgo.algebra.Operation
Operation.Addition<T>, Operation.Division<T>, Operation.Multiplication<T>, Operation.Subtraction<T>
Nested classes/interfaces inherited from interface org.ojalgo.algebra.ScalarOperation
ScalarOperation.Addition<T,
N extends Comparable<N>>, ScalarOperation.Division<T, N extends Comparable<N>>, ScalarOperation.Multiplication<T, N extends Comparable<N>>, ScalarOperation.Subtraction<T, N extends Comparable<N>> Nested classes/interfaces inherited from interface org.ojalgo.structure.Structure1D
Structure1D.BasicMapper<T>, Structure1D.IndexMapper<T>, Structure1D.IntIndex, Structure1D.Logical<S extends Structure1D,
B extends Structure1D.Logical<S, B>>, Structure1D.LongIndex, Structure1D.LoopCallback Nested classes/interfaces inherited from interface org.ojalgo.structure.Structure2D
Structure2D.IntRowColumn, Structure2D.Logical<S extends Structure2D,
B extends Structure2D.Logical<S, B>>, Structure2D.LongRowColumn, Structure2D.ReducibleTo1D<R extends Structure1D>, Structure2D.Reshapable, Structure2D.RowColumnKey<R, C>, Structure2D.RowColumnMapper<R, C> -
Field Summary
Fields -
Constructor Summary
Constructors -
Method Summary
Modifier and TypeMethodDescriptiondouble
doubleValue
(int row, int col) Extracts one element of this matrix as a double.int
firstInColumn
(int col) The default value is simply0
, and if all elements are zeros thenthis.countRows()
.get
(int row, int col) int
limitOfColumn
(int col) The default value is simplythis.countRows()
, and if all elements are zeros then0
.void
supplyTo
(TransformableRegion<N> consumer) private int
toBaseIndex
(int col) private int
toBaseIndex
(long col) toScalar
(int row, int col) Extracts one element of this matrix as a Scalar.Methods inherited from class org.ojalgo.matrix.store.LogicalStore
base, executeMultiply, executeMultiply, executeMultiply, executeMultiply, executeMultiplyBoth, executePremultiply, one, physical, zero
Methods inherited from class org.ojalgo.matrix.store.AbstractStore
buildColumn, buildColumn, buildColumn, buildRow, buildRow, buildRow, cast, countColumns, countRows, equals, getColDim, getComponentType, getMaxDim, getMinDim, getRowDim, hashCode, isPrimitive, limitOfRow, multiplyBoth, toString
Methods inherited from class java.lang.Object
clone, finalize, getClass, notify, notifyAll, wait, wait, wait
Methods inherited from interface org.ojalgo.structure.Access1D
asCollectable1D, asKeyed1D, axpy, dot, select, supplyTo, toRawCopy1D
Methods inherited from interface org.ojalgo.structure.Access1D.Visitable
visitAll, visitRange
Methods inherited from interface org.ojalgo.structure.Access2D
asCollectable2D, asKeyed2D, byteValue, byteValue, byteValue, byteValue, columns, doubleValue, doubleValue, doubleValue, elements, floatValue, floatValue, floatValue, floatValue, get, intValue, intValue, intValue, intValue, longValue, longValue, longValue, longValue, nonzeros, rows, shortValue, shortValue, shortValue, shortValue, toRawCopy2D
Methods inherited from interface org.ojalgo.structure.Access2D.Aggregatable
aggregateColumn, aggregateDiagonal, aggregateRow, reduceColumns, reduceRows
Methods inherited from interface org.ojalgo.structure.Access2D.Collectable
collect
Methods inherited from interface org.ojalgo.structure.Access2D.Sliceable
sliceColumn, sliceDiagonal, sliceRow
Methods inherited from interface org.ojalgo.structure.Access2D.Visitable
visitColumn, visitColumn, visitDiagonal, visitDiagonal, visitOne, visitRow, visitRow
Methods inherited from interface org.ojalgo.matrix.store.ElementsSupplier
onAny, onColumns, onColumns, onMatching, onMatching, onRows, onRows
Methods inherited from interface org.ojalgo.matrix.store.MatrixStore
above, above, above, add, add, add, aggregateAll, aggregateColumn, aggregateDiagonal, aggregateRange, aggregateRow, below, below, below, bidiagonal, column, column, columns, columns, conjugate, copy, diagonal, diagonally, divide, divide, equals, get, get, hermitian, hessenberg, indexOfLargest, isHermitian, isNormal, isSmall, isSmall, left, left, left, limits, logical, multiply, multiply, multiply, multiply, negate, norm, offsets, onAll, operate, power, premultiply, reduceColumns, reduceRows, repeat, right, right, right, row, row, rows, rows, select, select, signum, sliceColumn, sliceDiagonal, sliceRange, sliceRow, subtract, subtract, subtract, superimpose, superimpose, symmetric, transpose, triangular, tridiagonal, visitOne
Methods inherited from interface org.ojalgo.structure.Operate2D
onAll, onAll, onAll, onAll, onAll, onCompatible, onCompatible
Methods inherited from interface org.ojalgo.algebra.ScalarOperation.Addition
add
Methods inherited from interface org.ojalgo.algebra.ScalarOperation.Division
divide
Methods inherited from interface org.ojalgo.algebra.ScalarOperation.Multiplication
multiply
Methods inherited from interface org.ojalgo.algebra.ScalarOperation.Subtraction
subtract
Methods inherited from interface org.ojalgo.structure.Structure2D
count, firstInRow, isEmpty, isFat, isScalar, isSquare, isTall, isVector, size
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Field Details
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myColumns
private final int[] myColumns
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Constructor Details
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ColumnsStore
ColumnsStore(MatrixStore<N> base, int[] columns)
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Method Details
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doubleValue
public double doubleValue(int row, int col) Description copied from interface:Access2D
Extracts one element of this matrix as a double.- Parameters:
row
- A row index.col
- A column index.- Returns:
- One matrix element
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firstInColumn
public int firstInColumn(int col) Description copied from interface:Structure2D
The default value is simply0
, and if all elements are zeros thenthis.countRows()
.- Parameters:
col
- The column index- Returns:
- The row index of the first non-zero element in the specified column
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get
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limitOfColumn
public int limitOfColumn(int col) Description copied from interface:Structure2D
The default value is simplythis.countRows()
, and if all elements are zeros then0
.- Specified by:
limitOfColumn
in interfaceStructure2D
- Overrides:
limitOfColumn
in classAbstractStore<N extends Comparable<N>>
- Returns:
- The row index of the first zero element, after all non-zeros, in the specified column (index of the last non-zero + 1)
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supplyTo
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toScalar
Description copied from interface:Matrix2D
Extracts one element of this matrix as a Scalar.- Parameters:
row
- A row index.col
- A column index.- Returns:
- One matrix element as a Scalar.
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toBaseIndex
private int toBaseIndex(int col) -
toBaseIndex
private int toBaseIndex(long col)
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