Package org.ojalgo.matrix.store
Class ColumnsStore<N extends java.lang.Comparable<N>>
- java.lang.Object
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- org.ojalgo.matrix.store.AbstractStore<N>
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- org.ojalgo.matrix.store.LogicalStore<N>
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- org.ojalgo.matrix.store.SelectingStore<N>
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- org.ojalgo.matrix.store.ColumnsStore<N>
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- 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>>
final class ColumnsStore<N extends java.lang.Comparable<N>> extends SelectingStore<N>
A selection (re-ordering) of columns.
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Nested Class Summary
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Nested classes/interfaces inherited from interface org.ojalgo.structure.Access2D
Access2D.Aggregatable<N extends java.lang.Comparable<N>>, Access2D.Collectable<N extends java.lang.Comparable<N>,R extends Mutate2D>, Access2D.ColumnView<N extends java.lang.Comparable<N>>, Access2D.ElementView<N extends java.lang.Comparable<N>>, Access2D.RowView<N extends java.lang.Comparable<N>>, Access2D.SelectionView<N extends java.lang.Comparable<N>>, Access2D.Sliceable<N extends java.lang.Comparable<N>>, Access2D.Visitable<N extends java.lang.Comparable<N>>
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Nested classes/interfaces inherited from interface org.ojalgo.algebra.Group
Group.Additive<T>, Group.Multiplicative<T>
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Nested classes/interfaces inherited from interface org.ojalgo.algebra.Operation
Operation.Addition<T>, Operation.Division<T>, Operation.Multiplication<T>, Operation.Subtraction<T>
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Nested classes/interfaces inherited from interface org.ojalgo.algebra.ScalarOperation
ScalarOperation.Addition<T,N extends java.lang.Comparable<N>>, ScalarOperation.Division<T,N extends java.lang.Comparable<N>>, ScalarOperation.Multiplication<T,N extends java.lang.Comparable<N>>, ScalarOperation.Subtraction<T,N extends java.lang.Comparable<N>>
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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
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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>
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Field Summary
Fields Modifier and Type Field Description private int[]
myColumns
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Constructor Summary
Constructors Constructor Description ColumnsStore(MatrixStore<N> base, int[] columns)
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description double
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()
.N
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)
Scalar<N>
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
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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
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Methods inherited from class java.lang.Object
clone, finalize, getClass, notify, notifyAll, wait, wait, wait
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Methods inherited from interface org.ojalgo.structure.Access1D
asCollectable1D, asKeyed1D, axpy, dot, select, supplyTo, toRawCopy1D
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Methods inherited from interface org.ojalgo.structure.Access1D.Visitable
visitAll, visitRange
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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
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Methods inherited from interface org.ojalgo.structure.Access2D.Aggregatable
aggregateColumn, aggregateDiagonal, aggregateRow, reduceColumns, reduceRows
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Methods inherited from interface org.ojalgo.structure.Access2D.Collectable
collect
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Methods inherited from interface org.ojalgo.structure.Access2D.Sliceable
sliceColumn, sliceDiagonal, sliceRow
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Methods inherited from interface org.ojalgo.structure.Access2D.Visitable
visitColumn, visitColumn, visitDiagonal, visitDiagonal, visitOne, visitRow, visitRow
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Methods inherited from interface org.ojalgo.matrix.store.ElementsSupplier
onAny, onColumns, onColumns, onMatching, onMatching, onRows, onRows
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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
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Methods inherited from interface org.ojalgo.structure.Operate2D
onAll, onAll, onAll, onAll, onAll, onCompatible, onCompatible
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Methods inherited from interface org.ojalgo.algebra.ScalarOperation.Addition
add
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Methods inherited from interface org.ojalgo.algebra.ScalarOperation.Division
divide
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Methods inherited from interface org.ojalgo.algebra.ScalarOperation.Multiplication
multiply
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Methods inherited from interface org.ojalgo.algebra.ScalarOperation.Subtraction
subtract
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Methods inherited from interface org.ojalgo.structure.Structure2D
count, firstInRow, isEmpty, isFat, isScalar, isSquare, isTall, isVector, size
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Constructor Detail
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ColumnsStore
ColumnsStore(MatrixStore<N> base, int[] columns)
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Method Detail
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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
public N get(int row, int col)
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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 java.lang.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
public void supplyTo(TransformableRegion<N> consumer)
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toScalar
public Scalar<N> toScalar(int row, int col)
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)
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toBaseIndex
private int toBaseIndex(long col)
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