skyview.util
Class HistScaler

java.lang.Object
  skyview.util.Scaler
      skyview.util.HistScaler

public class HistScaler
extends Scaler

Scale an object linearly.

Constructor Summary

HistScaler()
Provide default scaler that positive values will scale the array logarithmically between 0-255.

HistScaler(double minVal, double maxVal, int minOutput, int maxOutput)
Provide a scaler with a specified scaling range to a specified range of bytes.

Method Summary

protected void	prepareScaling(double[] c) Get ready for scaling in this particular instance.
protected byte	scale(double val) Scale a single number.
protected void	setMinMax(double[] old)

Methods inherited from class skyview.util.Scaler

getMaxOutput, getMaxVal, getMinOutput, getMinVal, getUseDefault, scaleArray, setMaxVal, setMinVal

Methods inherited from class java.lang.Object

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

Constructor Detail

HistScaler

public HistScaler()

Provide default scaler that positive values will scale the array logarithmically between 0-255.

HistScaler

public HistScaler(double minVal,
                  double maxVal,
                  int minOutput,
                  int maxOutput)

Provide a scaler with a specified scaling range to a specified range of bytes.

Method Detail

setMinMax

protected void setMinMax(double[] old)

Overrides:

setMinMax in class Scaler

prepareScaling

protected void prepareScaling(double[] c)

Description copied from class: Scaler

Get ready for scaling in this particular instance.

Specified by:

prepareScaling in class Scaler

scale

protected byte scale(double val)

Description copied from class: Scaler

Scale a single number.

Specified by:

scale in class Scaler