com.threerings.probs
Class FloatVariable.Normal

java.lang.Object
  com.threerings.util.DeepObject
      com.threerings.probs.FloatVariable
          com.threerings.probs.FloatVariable.Normal

All Implemented Interfaces:

Exportable, Copyable, Cloneable

Enclosing class:

FloatVariable

public static class FloatVariable.Normal
extends FloatVariable

Returns a normally distributed value.

Nested Class Summary

Nested classes/interfaces inherited from class com.threerings.probs.FloatVariable

FloatVariable.Constant, FloatVariable.Exponential, FloatVariable.Normal, FloatVariable.Uniform

Field Summary

float	mean The mean value.
float	stddev The standard deviation.

Constructor Summary

FloatVariable.Normal()
No-arg constructor for deserialization, etc.

FloatVariable.Normal(float mean, float stddev)
Creates a normally distributed variable with the specified mean and standard deviation.

FloatVariable.Normal(FloatVariable variable)
Creates a normally distributed variable with the specified variable's mean.

Method Summary

float	getMean() Returns the variable's mean.
float	getValue() Returns a sample value according to the variable's distribution.

Methods inherited from class com.threerings.util.DeepObject

clone, copy, copy, equals, hashCode, toString

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Field Detail

mean

@Editable(min=-1d/0d,
          max=-1d/0d,
          step=-1d/0d,
          scale=-1d/0d)
public float mean

The mean value.

stddev

@Editable(min=0.0,
          max=1.7976931348623157E308,
          step=-1d/0d,
          scale=-1d/0d)
public float stddev

The standard deviation.

Constructor Detail

FloatVariable.Normal

public FloatVariable.Normal(float mean,
                            float stddev)

Creates a normally distributed variable with the specified mean and standard deviation.

FloatVariable.Normal

public FloatVariable.Normal(FloatVariable variable)

Creates a normally distributed variable with the specified variable's mean.

FloatVariable.Normal

public FloatVariable.Normal()

No-arg constructor for deserialization, etc.

Method Detail

getValue

public float getValue()

Description copied from class: FloatVariable

Returns a sample value according to the variable's distribution.

Specified by:

getValue in class FloatVariable

getMean

public float getMean()

Description copied from class: FloatVariable

Returns the variable's mean.

Specified by:

getMean in class FloatVariable