org.bytedeco.javacpp.indexer

Class Bfloat16Indexer

java.lang.Object

org.bytedeco.javacpp.indexer.Indexer

org.bytedeco.javacpp.indexer.Bfloat16Indexer

All Implemented Interfaces:

java.lang.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

Nested Class Summary

Nested classes/interfaces inherited from class org.bytedeco.javacpp.indexer.Indexer

Indexer.Index

Field Summary

Fields

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

Fields inherited from class org.bytedeco.javacpp.indexer.Indexer

index, indexable, ONE_STRIDE, sizes, strides

Constructor Summary

Constructors

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

Method Summary

Modifier and Type	Method and 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(java.nio.ShortBuffer buffer) Returns new Bfloat16BufferIndexer(buffer)
static Bfloat16Indexer	create(java.nio.ShortBuffer buffer, long... sizes) Returns new Bfloat16BufferIndexer(buffer, sizes)
static Bfloat16Indexer	create(java.nio.ShortBuffer buffer, long[] sizes, long[] strides) Returns new Bfloat16BufferIndexer(buffer, sizes, strides)
static Bfloat16Indexer	create(ShortPointer pointer) Returns create(pointer, { pointer.limit() - pointer.position() }, { 1 }, true)
static Bfloat16Indexer	create(ShortPointer pointer, long... sizes) Returns create(pointer, sizes, strides(sizes))
static Bfloat16Indexer	create(ShortPointer pointer, long[] sizes, long[] strides) Returns create(pointer, sizes, strides, true)
static Bfloat16Indexer	create(ShortPointer pointer, long[] sizes, long[] strides, 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... indices) Returns array/buffer[index(indices)]
abstract float	get(long i) Returns array/buffer[index(i)]
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.
Bfloat16Indexer	put(long[] indices, float... h) Returns this where array/buffer[index(indices)] = h
abstract 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]
Bfloat16Indexer	put(long i, float... h) Returns this where array/buffer[index(i)] = h
abstract 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]
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) 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 org.bytedeco.javacpp.indexer.Indexer

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

Methods inherited from class java.lang.Object

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

Field Detail

VALUE_BYTES

public static final int VALUE_BYTES

The number of bytes used to represent a short.

See Also:

Constant Field Values

Constructor Detail

Bfloat16Indexer

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

Method Detail

create

public static Bfloat16Indexer create(short[] array)

Returns new Bfloat16ArrayIndexer(array)

create

public static Bfloat16Indexer create(java.nio.ShortBuffer buffer)

Returns new Bfloat16BufferIndexer(buffer)

create

public static Bfloat16Indexer create(ShortPointer pointer)

Returns create(pointer, { pointer.limit() - pointer.position() }, { 1 }, true)

create

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

Returns new Bfloat16ArrayIndexer(array, sizes)

create

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

Returns new Bfloat16BufferIndexer(buffer, sizes)

create

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

Returns create(pointer, sizes, strides(sizes))

create

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

Returns new Bfloat16ArrayIndexer(array, sizes, strides)

create

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

Returns new Bfloat16BufferIndexer(buffer, sizes, strides)

create

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

Returns create(pointer, sizes, strides, true)

create

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

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