Class Bfloat16Indexer

java.lang.Object

org.bytedeco.javacpp.indexer.Indexer

org.bytedeco.javacpp.indexer.Bfloat16Indexer

All Implemented Interfaces:

AutoCloseable

Direct Known Subclasses:

Bfloat16ArrayIndexer, Bfloat16BufferIndexer, Bfloat16RawIndexer

public abstract class Bfloat16Indexer
extends Indexer

Abstract indexer for the short primitive type, treated as bfloat16.

See Also:

• BFLOAT16 – Hardware Numerics Definition

Field Summary

Fields

Modifier and Type	Field	Description
static final int	VALUE_BYTES	The number of bytes used to represent a short.

Fields inherited from class Indexer

index, indexable, sizes, strides

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	Bfloat16Indexer(long[] sizes, long[] strides)
protected	Bfloat16Indexer(Index index)

Method Summary

Modifier and Type	Method	Description
static Bfloat16Indexer	create(short[] array)	Returns new Bfloat16ArrayIndexer(array)
static Bfloat16Indexer	create(short[] array, long... sizes)	Returns new Bfloat16ArrayIndexer(array, sizes)
static Bfloat16Indexer	create(short[] array, long[] sizes, long[] strides)	Returns new Bfloat16ArrayIndexer(array, sizes, strides)
static Bfloat16Indexer	create(short[] array, Index index)	Returns new Bfloat16ArrayIndexer(array, index)
static Bfloat16Indexer	create(ShortBuffer buffer)	Returns new Bfloat16BufferIndexer(buffer)
static Bfloat16Indexer	create(ShortBuffer buffer, long... sizes)	Returns new Bfloat16BufferIndexer(buffer, sizes)
static Bfloat16Indexer	create(ShortBuffer buffer, long[] sizes, long[] strides)	Returns new Bfloat16BufferIndexer(buffer, sizes, strides)
static Bfloat16Indexer	create(ShortBuffer buffer, Index index)	Returns new Bfloat16BufferIndexer(buffer, index)
static Bfloat16Indexer	create(ShortPointer pointer)	Returns new Bfloat16RawIndexer(pointer)
static Bfloat16Indexer	create(ShortPointer pointer, long... sizes)	Returns new Bfloat16RawIndexer(pointer, sizes)
static Bfloat16Indexer	create(ShortPointer pointer, long[] sizes, long[] strides)	Returns new Bfloat16RawIndexer(pointer, sizes, strides)
static Bfloat16Indexer	create(ShortPointer pointer, long[] sizes, long[] strides, boolean direct)	Returns create(pointer, Index.create(sizes, strides), direct)
static Bfloat16Indexer	create(ShortPointer pointer, Index index)	Returns new Bfloat16RawIndexer(pointer, index)
static Bfloat16Indexer	create(ShortPointer pointer, Index index, boolean direct)	Creates a bfloat16 indexer to access efficiently the data of a pointer.
static int	fromFloat(float h)	returns all higher 16 bits as 0 for all results
abstract float	get(long i)	Returns array/buffer[index(i)]
abstract float	get(long... indices)	Returns array/buffer[index(indices)]
Bfloat16Indexer	get(long[] indices, float[] h)	Returns this where h = array/buffer[index(indices)]
abstract Bfloat16Indexer	get(long[] indices, float[] h, int offset, int length)	Returns this where h[offset:offset + length] = array/buffer[index(indices)]
Bfloat16Indexer	get(long i, float[] h)	Returns this where h = array/buffer[index(i)]
abstract Bfloat16Indexer	get(long i, float[] h, int offset, int length)	Returns this where h[offset:offset + length] = array/buffer[index(i)]
abstract float	get(long i, long j)	Returns array/buffer[index(i, j)]
Bfloat16Indexer	get(long i, long j, float[] h)	Returns this where h = array/buffer[index(i, j)]
abstract Bfloat16Indexer	get(long i, long j, float[] h, int offset, int length)	Returns this where h[offset:offset + length] = array/buffer[index(i, j)]
abstract float	get(long i, long j, long k)	Returns array/buffer[index(i, j, k)]
double	getDouble(long... indices)	Calls get(int...indices) and returns the value as a double.
abstract Bfloat16Indexer	put(long[] indices, float h)	Returns this where array/buffer[index(indices)] = h
Bfloat16Indexer	put(long[] indices, float... h)	Returns this where array/buffer[index(indices)] = h
abstract Bfloat16Indexer	put(long[] indices, float[] h, int offset, int length)	Returns this where array/buffer[index(indices)] = h[offset:offset + length]
abstract Bfloat16Indexer	put(long i, float h)	Returns this where array/buffer[index(i)] = h
Bfloat16Indexer	put(long i, float... h)	Returns this where array/buffer[index(i)] = h
abstract Bfloat16Indexer	put(long i, float[] h, int offset, int length)	Returns this where array/buffer[index(i)] = h[offset:offset + length]
abstract Bfloat16Indexer	put(long i, long j, float h)	Returns this where array/buffer[index(i, j)] = h
Bfloat16Indexer	put(long i, long j, float... h)	Returns this where array/buffer[index(i, j)] = h
abstract Bfloat16Indexer	put(long i, long j, float[] h, int offset, int length)	Returns this where array/buffer[index(i, j)] = h[offset:offset + length]
abstract Bfloat16Indexer	put(long i, long j, long k, float h)	Returns this where array/buffer[index(i, j, k)] = h
Bfloat16Indexer	putDouble(long[] indices, double h)	Casts value to primitive type and calls put(long[] indices, <type> value).
static float	toFloat(int h)	ignores the higher 16 bits

Methods inherited from class Indexer

array, buffer, channels, checkIndex, close, cols, height, index, index, index, index, indexable, indexable, pointer, rank, reindex, release, rows, size, sizes, stride, strides, strides, toString, width

Methods inherited from class Object

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

Field Details

VALUE_BYTES

public static final int VALUE_BYTES

The number of bytes used to represent a short.

See Also:

• Constant Field Values

Constructor Details

Bfloat16Indexer

protected Bfloat16Indexer(Index index)

Bfloat16Indexer

protected Bfloat16Indexer(long[] sizes,
 long[] strides)

Method Details

create

public static Bfloat16Indexer create(short[] array)

Returns new Bfloat16ArrayIndexer(array)

create

public static Bfloat16Indexer create(ShortBuffer buffer)

Returns new Bfloat16BufferIndexer(buffer)

create

public static Bfloat16Indexer create(ShortPointer pointer)

Returns new Bfloat16RawIndexer(pointer)

create

public static Bfloat16Indexer create(short[] array,
 Index index)

Returns new Bfloat16ArrayIndexer(array, index)

create

public static Bfloat16Indexer create(ShortBuffer buffer,
 Index index)

Returns new Bfloat16BufferIndexer(buffer, index)

create

public static Bfloat16Indexer create(ShortPointer pointer,
 Index index)

Returns new Bfloat16RawIndexer(pointer, index)

create

public static Bfloat16Indexer create(short[] array,
 long... sizes)

Returns new Bfloat16ArrayIndexer(array, sizes)

create

public static Bfloat16Indexer create(ShortBuffer buffer,
 long... sizes)

Returns new Bfloat16BufferIndexer(buffer, sizes)

create

public static Bfloat16Indexer create(ShortPointer pointer,
 long... sizes)

Returns new Bfloat16RawIndexer(pointer, sizes)

create

public static Bfloat16Indexer create(short[] array,
 long[] sizes,
 long[] strides)

Returns new Bfloat16ArrayIndexer(array, sizes, strides)

create

public static Bfloat16Indexer create(ShortBuffer buffer,
 long[] sizes,
 long[] strides)

Returns new Bfloat16BufferIndexer(buffer, sizes, strides)

create

public static Bfloat16Indexer create(ShortPointer pointer,
 long[] sizes,
 long[] strides)

Returns new Bfloat16RawIndexer(pointer, sizes, strides)

create

public static Bfloat16Indexer create(ShortPointer pointer,
 long[] sizes,
 long[] strides,
 boolean direct)

Returns create(pointer, Index.create(sizes, strides), direct)

create

public static Bfloat16Indexer create(ShortPointer pointer,
 Index index,
 boolean direct)

Creates a bfloat16 indexer to access efficiently the data of a pointer.

Parameters:

pointer - data to access via a buffer or to copy to an array

index - to use

direct - true to use a direct buffer, see Indexer for details

Returns:

the new bfloat16 indexer backed by the raw memory interface, a buffer, or an array

toFloat

public static float toFloat(int h)

ignores the higher 16 bits

fromFloat

public static int fromFloat(float h)

returns all higher 16 bits as 0 for all results

get

public abstract float get(long i)

Returns array/buffer[index(i)]

get

public Bfloat16Indexer get(long i,
 float[] h)

Returns this where h = array/buffer[index(i)]

get

public abstract Bfloat16Indexer get(long i,
 float[] h,
 int offset,
 int length)

Returns this where h[offset:offset + length] = array/buffer[index(i)]

get

public abstract float get(long i,
 long j)

Returns array/buffer[index(i, j)]

get

public Bfloat16Indexer get(long i,
 long j,
 float[] h)

Returns this where h = array/buffer[index(i, j)]

get

public abstract Bfloat16Indexer get(long i,
 long j,
 float[] h,
 int offset,
 int length)

Returns this where h[offset:offset + length] = array/buffer[index(i, j)]

get

public abstract float get(long i,
 long j,
 long k)

Returns array/buffer[index(i, j, k)]

get

public abstract float get(long... indices)

Returns array/buffer[index(indices)]

get

public Bfloat16Indexer get(long[] indices,
 float[] h)

Returns this where h = array/buffer[index(indices)]

get

public abstract Bfloat16Indexer get(long[] indices,
 float[] h,
 int offset,
 int length)

Returns this where h[offset:offset + length] = array/buffer[index(indices)]

put

public abstract Bfloat16Indexer put(long i,
 float h)

Returns this where array/buffer[index(i)] = h

put

public Bfloat16Indexer put(long i,
 float... h)

Returns this where array/buffer[index(i)] = h

put

public abstract Bfloat16Indexer put(long i,
 float[] h,
 int offset,
 int length)

Returns this where array/buffer[index(i)] = h[offset:offset + length]

put

public abstract Bfloat16Indexer put(long i,
 long j,
 float h)

Returns this where array/buffer[index(i, j)] = h

put

public Bfloat16Indexer put(long i,
 long j,
 float... h)

Returns this where array/buffer[index(i, j)] = h

put

public abstract Bfloat16Indexer put(long i,
 long j,
 float[] h,
 int offset,
 int length)

Returns this where array/buffer[index(i, j)] = h[offset:offset + length]

put

public abstract Bfloat16Indexer put(long i,
 long j,
 long k,
 float h)

Returns this where array/buffer[index(i, j, k)] = h

put

public abstract Bfloat16Indexer put(long[] indices,
 float h)

Returns this where array/buffer[index(indices)] = h

put

public Bfloat16Indexer put(long[] indices,
 float... h)

Returns this where array/buffer[index(indices)] = h

put

public abstract Bfloat16Indexer put(long[] indices,
 float[] h,
 int offset,
 int length)

Returns this where array/buffer[index(indices)] = h[offset:offset + length]

getDouble

public double getDouble(long... indices)

Description copied from class: Indexer

Calls get(int...indices) and returns the value as a double.

Specified by:

getDouble in class Indexer

putDouble

public Bfloat16Indexer putDouble(long[] indices,
 double h)

Description copied from class: Indexer

Casts value to primitive type and calls put(long[] indices, <type> value).

Specified by:

putDouble in class Indexer