NativeRandom (nd4j-native-api 0.8.0 API)

java.lang.Object
- org.nd4j.rng.NativeRandom

All Implemented Interfaces:

AutoCloseable, Random
```
public abstract class NativeRandom
extends Object
implements Random
```
Basic NativeRandom implementation

Author:

raver119@gmail.com

Field Summary

Fields
Modifier and Type	Field and Description
`protected long`	`amplifier`
`protected NativeRandomDeallocator`	`deallocator`
`protected boolean`	`generated`
`protected long`	`generation`
`protected org.bytedeco.javacpp.LongPointer`	`hostPointer`
`protected boolean`	`isDestroyed`
`protected double`	`mean`
`protected NativeOps`	`nativeOps`
`protected long`	`numberOfElements`
`protected NativePack`	`pack`
`protected AtomicInteger`	`position`
`protected long`	`seed`
`protected DataBuffer`	`stateBuffer`
`protected org.bytedeco.javacpp.Pointer`	`statePointer`
`protected double`	`stdDev`
`protected double`	`u0`
`protected double`	`u1`
`protected double`	`z0`
`protected double`	`z1`

Constructor Summary

Constructors
Constructor and Description

NativeRandom()

NativeRandom(long seed)

NativeRandom(long seed, long numberOfElements)

Constructors
Constructor and Description
`NativeRandom()`
`NativeRandom(long seed)`
`NativeRandom(long seed, long numberOfElements)`

Method Summary

All Methods Instance Methods Abstract Methods Concrete Methods
Modifier and Type	Method and Description
`void`	`close()`
`long`	`getBufferSize()`
`abstract org.bytedeco.javacpp.PointerPointer`	`getExtraPointers()`
`long`	`getGeneration()`
`int`	`getPosition()`
`long`	`getSeed()`
`DataBuffer`	`getStateBuffer()` This method returns pointer to RNG buffer
`org.bytedeco.javacpp.Pointer`	`getStatePointer()` This method returns pointer to RNG state structure.
`abstract void`	`init()`
`boolean`	`nextBoolean()`
`void`	`nextBytes(byte[] bytes)`
`double`	`nextDouble()`
`INDArray`	`nextDouble(char order, int[] shape)`
`INDArray`	`nextDouble(int[] shape)`
`float`	`nextFloat()`
`INDArray`	`nextFloat(char order, int[] shape)`
`INDArray`	`nextFloat(int[] shape)`
`double`	`nextGaussian()`
`INDArray`	`nextGaussian(char order, int[] shape)`
`INDArray`	`nextGaussian(int[] shape)`
`int`	`nextInt()`
`int`	`nextInt(int to)`
`INDArray`	`nextInt(int[] shape)`
`INDArray`	`nextInt(int n, int[] shape)`
`long`	`nextLong()`
`void`	`reSeed()`
`void`	`reSeed(long amplifier)`
`void`	`setSeed(int seed)`
`void`	`setSeed(int[] seed)`
`void`	`setSeed(long seed)`

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

nativeOps
```
protected NativeOps nativeOps
```

stateBuffer
```
protected DataBuffer stateBuffer
```

statePointer

protected org.bytedeco.javacpp.Pointer statePointer

seed
```
protected long seed
```

amplifier
```
protected long amplifier
```

generation
```
protected long generation
```

numberOfElements
```
protected long numberOfElements
```

position
```
protected AtomicInteger position
```

hostPointer

protected org.bytedeco.javacpp.LongPointer hostPointer

isDestroyed
```
protected boolean isDestroyed
```

deallocator

protected NativeRandomDeallocator deallocator

z0
```
protected double z0
```

z1
```
protected double z1
```

u0
```
protected double u0
```

u1
```
protected double u1
```

generated
```
protected boolean generated
```

mean
```
protected double mean
```

stdDev
```
protected double stdDev
```

pack
```
protected NativePack pack
```

Constructor Detail

NativeRandom
```
public NativeRandom()
```

NativeRandom
```
public NativeRandom(long seed)
```

NativeRandom

public NativeRandom(long seed,
                    long numberOfElements)

Method Detail
- getBufferSize
```
public long getBufferSize()
```
- getPosition
```
public int getPosition()
```
- getGeneration
```
public long getGeneration()
```
- init
```
public abstract void init()
```
- setSeed
```
public void setSeed(int seed)
```
  Specified by:
  
  setSeed in interface Random
- setSeed
```
public void setSeed(int[] seed)
```
  Specified by:
  
  setSeed in interface Random
- setSeed
```
public void setSeed(long seed)
```
  Specified by:
  
  setSeed in interface Random
- getSeed
```
public long getSeed()
```
  Specified by:
  
  getSeed in interface Random
- nextBytes
```
public void nextBytes(byte[] bytes)
```
  Specified by:
  
  nextBytes in interface Random
- nextInt
```
public int nextInt()
```
  Specified by:
  
  nextInt in interface Random
- nextInt
```
public int nextInt(int to)
```
  Specified by:
  
  nextInt in interface Random
- nextLong
```
public long nextLong()
```
  Specified by:
  
  nextLong in interface Random
- getExtraPointers
```
public abstract org.bytedeco.javacpp.PointerPointer getExtraPointers()
```
- nextBoolean
```
public boolean nextBoolean()
```
  Specified by:
  
  nextBoolean in interface Random
- nextFloat
```
public float nextFloat()
```
  Specified by:
  
  nextFloat in interface Random
- nextDouble
```
public double nextDouble()
```
  Specified by:
  
  nextDouble in interface Random
- nextGaussian
```
public double nextGaussian()
```
  Specified by:
  
  nextGaussian in interface Random
- nextGaussian
```
public INDArray nextGaussian(int[] shape)
```
  Specified by:
  
  nextGaussian in interface Random
- nextGaussian
```
public INDArray nextGaussian(char order,
                             int[] shape)
```
  Specified by:
  
  nextGaussian in interface Random
- nextDouble
```
public INDArray nextDouble(int[] shape)
```
  Specified by:
  
  nextDouble in interface Random
- nextDouble
```
public INDArray nextDouble(char order,
                           int[] shape)
```
  Specified by:
  
  nextDouble in interface Random
- nextFloat
```
public INDArray nextFloat(int[] shape)
```
  Specified by:
  
  nextFloat in interface Random
- nextFloat
```
public INDArray nextFloat(char order,
                          int[] shape)
```
  Specified by:
  
  nextFloat in interface Random
- nextInt
```
public INDArray nextInt(int[] shape)
```
  Specified by:
  
  nextInt in interface Random
- nextInt
```
public INDArray nextInt(int n,
                        int[] shape)
```
  Specified by:
  
  nextInt in interface Random
- getStatePointer
```
public org.bytedeco.javacpp.Pointer getStatePointer()
```
  This method returns pointer to RNG state structure. Please note: DefaultRandom implementation returns NULL here, making it impossible to use with RandomOps
  
  Specified by:
  
  getStatePointer in interface Random
  
  Returns:
- getStateBuffer
```
public DataBuffer getStateBuffer()
```
  This method returns pointer to RNG buffer
  
  Specified by:
  
  getStateBuffer in interface Random
  
  Returns:
- reSeed
```
public void reSeed()
```
  Specified by:
  
  reSeed in interface Random
- reSeed
```
public void reSeed(long amplifier)
```
  Specified by:
  
  reSeed in interface Random
- close
```
public void close()
           throws Exception
```
  Specified by:
  
  close in interface AutoCloseable
  
  Throws:
  
  Exception

Class NativeRandom

Field Summary

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Field Detail

nativeOps

stateBuffer

statePointer

seed

amplifier

generation

numberOfElements

position

hostPointer

isDestroyed

deallocator

z0

z1

u0

u1

generated

mean

stdDev

pack

Constructor Detail

NativeRandom

NativeRandom

NativeRandom

Method Detail

getBufferSize

getPosition

getGeneration

init

setSeed

setSeed

setSeed

getSeed

nextBytes

nextInt

nextInt

nextLong

getExtraPointers

nextBoolean

nextFloat

nextDouble

nextGaussian

nextGaussian

nextGaussian

nextDouble

nextDouble

nextFloat

nextFloat

nextInt

nextInt

getStatePointer

getStateBuffer

reSeed

reSeed

close