Class CollectionHelper

Inheritance

Object

CollectionHelper

Namespace: Unity.Collections

Syntax

public static class CollectionHelper

Fields

CacheLineSize

Declaration

public const int CacheLineSize = default(int)

Field Value

Type	Description
Int32

Methods

Align(Int32, Int32)

Declaration

public static int Align(int size, int alignmentPowerOfTwo)

Parameters

Type	Name	Description
Int32	size
Int32	alignmentPowerOfTwo

Returns

Type	Description
Int32

CeilPow2(Int32)

Returns the smallest power of two that is greater than or equal to the given integer

Declaration

public static int CeilPow2(int i)

Parameters

Type	Name	Description
Int32	i

Returns

Type	Description
Int32

CheckIntPositivePowerOfTwo(Int32)

Declaration

[Conditional("ENABLE_UNITY_COLLECTIONS_CHECKS")]
public static void CheckIntPositivePowerOfTwo(int value)

Parameters

Type	Name	Description
Int32	value

CheckIsUnmanaged<T>()

Declaration

[Conditional("ENABLE_UNITY_COLLECTIONS_CHECKS")]
public static void CheckIsUnmanaged<T>()

Type Parameters

Name	Description
T

Hash(Void*, Int32)

Returns hash value of memory block. Function is using djb2 (non-cryptographic hash).

Declaration

public static uint Hash(void *pointer, int bytes)

Parameters

Type	Name	Description
Void*	pointer
Int32	bytes

Returns

Type	Description
UInt32

IsAligned(UInt64, Int32)

Declaration

public static bool IsAligned(ulong offset, int alignmentPowerOfTwo)

Parameters

Type	Name	Description
UInt64	offset
Int32	alignmentPowerOfTwo

Returns

Type	Description
Boolean

IsAligned(Void*, Int32)

Declaration

public static bool IsAligned(void *p, int alignmentPowerOfTwo)

Parameters

Type	Name	Description
Void*	p
Int32	alignmentPowerOfTwo

Returns

Type	Description
Boolean

IsPowerOfTwo(Int32)

Declaration

public static bool IsPowerOfTwo(int value)

Parameters

Type	Name	Description
Int32	value

Returns

Type	Description
Boolean

Log2Ceil(Int32)

Declaration

public static int Log2Ceil(int value)

Parameters

Type	Name	Description
Int32	value

Returns

Type	Description
Int32

Log2Floor(Int32)

Declaration

public static int Log2Floor(int value)

Parameters

Type	Name	Description
Int32	value

Returns

Type	Description
Int32

lzcnt(UInt32)

Declaration

public static int lzcnt(uint x)

Parameters

Type	Name	Description
UInt32	x

Returns

Type	Description
Int32