Package org.apache.sysds.runtime.matrix.operators

Class LeftScalarOperator

java.lang.Object

org.apache.sysds.runtime.matrix.operators.Operator

org.apache.sysds.runtime.matrix.operators.MultiThreadedOperator

org.apache.sysds.runtime.matrix.operators.ScalarOperator

org.apache.sysds.runtime.matrix.operators.LeftScalarOperator

All Implemented Interfaces:

Serializable

public class LeftScalarOperator
extends ScalarOperator

Scalar operator for scalar-matrix operations with scalar on the left-hand-side.

See Also:

Serialized Form

Field Summary

Fields inherited from class org.apache.sysds.runtime.matrix.operators.ScalarOperator

fn

Fields inherited from class org.apache.sysds.runtime.matrix.operators.Operator

sparseSafe

Constructor Summary

Constructors

Constructor	Description
LeftScalarOperator(ValueFunction p, double cst)
LeftScalarOperator(ValueFunction p, double cst, int numThreads)

Method Summary

Modifier and Type	Method	Description
double	executeScalar(double in)	Apply the scalar operator over a given input value.
ScalarOperator	setConstant(double cst)
ScalarOperator	setConstant(double cst, int numThreads)

Methods inherited from class org.apache.sysds.runtime.matrix.operators.ScalarOperator

getConstant

Methods inherited from class org.apache.sysds.runtime.matrix.operators.MultiThreadedOperator

getNumThreads, setNumThreads

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

LeftScalarOperator

public LeftScalarOperator(ValueFunction p,
                          double cst)

LeftScalarOperator

public LeftScalarOperator(ValueFunction p,
                          double cst,
                          int numThreads)

Method Detail

setConstant

public ScalarOperator setConstant(double cst,
                                  int numThreads)

Specified by:

setConstant in class ScalarOperator

setConstant

public ScalarOperator setConstant(double cst)

Specified by:

setConstant in class ScalarOperator

executeScalar

public double executeScalar(double in)

Description copied from class: ScalarOperator

Apply the scalar operator over a given input value.

Specified by:

executeScalar in class ScalarOperator

Parameters:

in - input value

Returns:

result