Package io.deephaven.numerics.movingaverages

Class Ema

java.lang.Object

io.deephaven.numerics.movingaverages.AbstractMa

io.deephaven.numerics.movingaverages.Ema

All Implemented Interfaces:

Serializable

public class Ema
extends AbstractMa
implements Serializable

An EMA.

See Also:

• Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class io.deephaven.numerics.movingaverages.AbstractMa

AbstractMa.Mode, AbstractMa.Type

Field Summary

Fields inherited from class io.deephaven.numerics.movingaverages.AbstractMa

lastSample, lastTimestamp, mode, timeScale, type

Constructor Summary

Constructors

Constructor	Description
Ema(AbstractMa.Type type, AbstractMa.Mode mode, double timeScale)	Constructs a new EMA which use the given timescale.

Method Summary

Modifier and Type	Method	Description
double	getCurrent()	Gets the current value of the ema.
protected void	processDoubleLocal(long timestamp, double data)
void	reset()
void	setCurrent(double value)	Sets the current value of the ema state.

Methods inherited from class io.deephaven.numerics.movingaverages.AbstractMa

getLastSample, getLastTimestamp, getTimeScale, processDouble, setTimeScale

Methods inherited from class java.lang.Object

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

Constructor Details

Ema

public Ema(AbstractMa.Type type,
 AbstractMa.Mode mode,
 double timeScale)

Constructs a new EMA which use the given timescale.

Parameters:

type - type of EMA

mode - compute the ema by tick or time

timeScale - timescale for the EMAs.

Method Details

processDoubleLocal

protected void processDoubleLocal(long timestamp,
 double data)

Specified by:

processDoubleLocal in class AbstractMa

getCurrent

public double getCurrent()

Gets the current value of the ema.

Specified by:

getCurrent in class AbstractMa

Returns:

current value of the ema.

setCurrent

public void setCurrent(double value)

Sets the current value of the ema state.

Specified by:

setCurrent in class AbstractMa

Parameters:

value - new value of the ema state.

reset

public void reset()

Specified by:

reset in class AbstractMa