Class NDStorage

Inheritance

System.Object

NDStorage

Implements

IStorage

System.ICloneable

Inherited Members

System.Object.Equals(System.Object)

System.Object.Equals(System.Object, System.Object)

System.Object.GetHashCode()

System.Object.GetType()

System.Object.MemberwiseClone()

System.Object.ReferenceEquals(System.Object, System.Object)

System.Object.ToString()

Namespace: NumSharp.Core

Assembly: NumSharp.Core.dll

Syntax

public class NDStorage : IStorage, ICloneable

Constructors

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NDStorage()

Declaration

public NDStorage()

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NDStorage(Double[])

Declaration

public NDStorage(double[] values)

Parameters

Type	Name	Description
System.Double[]	values

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NDStorage(Object[])

Declaration

public NDStorage(object[] values)

Parameters

Type	Name	Description
System.Object[]	values

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NDStorage(Type)

Declaration

public NDStorage(Type dtype)

Parameters

Type	Name	Description
System.Type	dtype

Fields

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_DType

Declaration

protected Type _DType

Field Value

Type	Description
System.Type

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_Shape

Declaration

protected IShape _Shape

Field Value

Type	Description
IShape

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_TensorLayout

Declaration

protected int _TensorLayout

Field Value

Type	Description
System.Int32

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_values

Declaration

protected Array _values

Field Value

Type	Description
System.Array

Properties

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DType

Data Type of stored elements

Declaration

public Type DType { get; }

Property Value

Type	Description
System.Type	numpys equal dtype

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Shape

storage shape for outside representation

Declaration

public IShape Shape { get; }

Property Value

Type	Description
IShape	numpys equal shape

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TensorLayout

column wise or row wise order

Declaration

public int TensorLayout { get; }

Property Value

Type	Description
System.Int32	0 row wise, 1 column wise

Methods

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_ChangeColumnToRowLayout()

Declaration

protected void _ChangeColumnToRowLayout()

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_ChangeRowToColumnLayout()

Declaration

protected void _ChangeRowToColumnLayout()

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_ChangeTypeOfArray(Array, Type)

Declaration

protected Array _ChangeTypeOfArray(Array arrayVar, Type dtype)

Parameters

Type	Name	Description
System.Array	arrayVar
System.Type	dtype

Returns

Type	Description
System.Array

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Allocate(Array, Int32)

Allocate memory by Array and tensororder and deduce shape and dtype (default column wise)

Declaration

public void Allocate(Array values, int tensorOrder = 1)

Parameters

Type	Name	Description
System.Array	values	elements to store
System.Int32	tensorOrder	row or column wise

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Allocate(Type, IShape, Int32)

Allocate memory by dtype, shape, tensororder (default column wise)

Declaration

public void Allocate(Type dtype, IShape shape, int tensorOrder = 1)

Parameters

Type	Name	Description
System.Type	dtype	storage data type
IShape	shape	storage data shape
System.Int32	tensorOrder	row or column wise

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ChangeDataType(Type)

Change dtype of elements

Declaration

public void ChangeDataType(Type dtype)

Parameters

Type	Name	Description
System.Type	dtype	new storage data type

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ChangeTensorLayout(Int32)

Cange layout to 0 row wise or 1 colum wise

Declaration

public void ChangeTensorLayout(int layout)

Parameters

Type	Name	Description
System.Int32	layout

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Clone()

Declaration

public object Clone()

Returns

Type	Description
System.Object

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CloneData()

Clone internal storage and get reference to it

Declaration

public Array CloneData()

Returns

Type	Description
System.Array	reference to cloned storage as System.Array

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CloneData(Type)

Clone internal storage and cast elements to new dtype

Declaration

public Array CloneData(Type dtype)

Parameters

Type	Name	Description
System.Type	dtype	cloned storage data type

Returns

Type	Description
System.Array	reference to cloned storage as System.Array

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CloneData<T>()

Get all elements from cloned storage as T[] and cast dtype

Declaration

public T[] CloneData<T>()

Returns

Type	Description
T[]	reference to cloned storage as T[]

Type Parameters

Name	Description
T	cloned storgae dtype

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GetColumWiseStorage()

Get Back Storage with Columnwise tensor Layout By this method the layout is changed if layout is not columnwise

Declaration

public IStorage GetColumWiseStorage()

Returns

Type	Description
IStorage	reference to storage (transformed or not)

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GetData()

Get reference to internal data storage

Declaration

public Array GetData()

Returns

Type	Description
System.Array	reference to internal storage as System.Array

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GetData(Int32[])

Get single value from internal storage and do not cast dtype

Declaration

public object GetData(params int[] indexes)

Parameters

Type	Name	Description
System.Int32[]	indexes	indexes

Returns

Type	Description
System.Object	element from internal storage

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GetData(Type)

Get reference to internal data storage and cast elements to new dtype

Declaration

public Array GetData(Type dtype)

Parameters

Type	Name	Description
System.Type	dtype	new storage data type

Returns

Type	Description
System.Array	reference to internal (casted) storage as System.Array

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GetData<T>()

Get reference to internal data storage and cast elements to new dtype

Declaration

public T[] GetData<T>()

Returns

Type	Description
T[]	reference to internal (casted) storage as T[]

Type Parameters

Name	Description
T	new storage data type

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GetData<T>(Int32[])

Get single value from internal storage as type T and cast dtype to T

Declaration

public T GetData<T>(params int[] indexes)

Parameters

Type	Name	Description
System.Int32[]	indexes	indexes

Returns

Type	Description
T	element from internal storage

Type Parameters

Name	Description
T	new storage data type

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GetRowWiseStorage()

Get Back Storage with row wise tensor Layout By this method the layout is changed if layout is not row wise

Declaration

public IStorage GetRowWiseStorage()

Returns

Type	Description
IStorage	reference to storage (transformed or not)

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Reshape(Int32[])

Declaration

public void Reshape(params int[] dimensions)

Parameters

Type	Name	Description
System.Int32[]	dimensions

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SetData(Array)

Set an array to internal storage and keep dtype

Declaration

public void SetData(Array values)

Parameters

Type	Name	Description
System.Array	values

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SetData(Array, Type)

Set an Array to internal storage, cast it to new dtype and change dtype

Declaration

public void SetData(Array values, Type dtype)

Parameters

Type	Name	Description
System.Array	values
System.Type	dtype

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SetData(Object, Int32[])

Set 1 single value to internal storage and keep dtype

Declaration

public void SetData(object value, params int[] indexes)

Parameters

Type	Name	Description
System.Object	value
System.Int32[]	indexes

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SetData<T>(Array)

Set a 1D Array of type T to internal storage and cast dtype

Declaration

public void SetData<T>(Array values)

Parameters

Type	Name	Description
System.Array	values

Type Parameters

Name	Description
T

Implements

IStorage

System.ICloneable