Class CudaArray2D

A two dimensional CUDA array

Inheritance
System.Object
CudaArray2D
Implements
System.IDisposable
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: ManagedCuda
Assembly: ManagedCuda.dll
Syntax
public class CudaArray2D : IDisposable

Constructors

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CudaArray2D(CUarray)

Creates a new CUDA array from an existing CUarray. The CUarray won't be destroyed when disposing. Array properties are obtained by cuArrayGetDescriptor

Declaration
public CudaArray2D(CUarray cuArray)
Parameters
Type Name Description
CUarray cuArray
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CudaArray2D(CUarray, Boolean)

Creates a new CUDA array from an existing CUarray. Array properties are obtained by cuArrayGetDescriptor

Declaration
public CudaArray2D(CUarray cuArray, bool isOwner)
Parameters
Type Name Description
CUarray cuArray
System.Boolean isOwner

The cuArray will be destroyed while disposing if the CudaArray is the owner
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CudaArray2D(CUArrayFormat, SizeT, SizeT, CudaArray2DNumChannels)

Creates a new CUDA array.

Declaration
public CudaArray2D(CUArrayFormat format, SizeT width, SizeT height, CudaArray2DNumChannels numChannels)
Parameters
Type Name Description
CUArrayFormat format
SizeT width

In elements
SizeT height

In elements
CudaArray2DNumChannels numChannels

Properties

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ArrayDescriptor

Returns the wrapped CUDAArrayDescriptor

Declaration
public CUDAArrayDescriptor ArrayDescriptor { get; }
Property Value
Type Description
CUDAArrayDescriptor
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CUArray

Returns the wrapped CUarray

Declaration
public CUarray CUArray { get; }
Property Value
Type Description
CUarray
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Height

Returns the Height of the array

Declaration
public SizeT Height { get; }
Property Value
Type Description
SizeT
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IsOwner

If the wrapper class instance is the owner of a CUDA handle, it will be destroyed while disposing.

Declaration
public bool IsOwner { get; }
Property Value
Type Description
System.Boolean
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Width

Returns the array width in elements

Declaration
public SizeT Width { get; }
Property Value
Type Description
SizeT
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WidthInBytes

Returns the array width in bytes

Declaration
public SizeT WidthInBytes { get; }
Property Value
Type Description
SizeT

Methods

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CopyData(CUDAMemCpy2D)

A raw data copy method

Declaration
public void CopyData(CUDAMemCpy2D aCopyParameters)
Parameters
Type Name Description
CUDAMemCpy2D aCopyParameters

2D copy paramters
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CopyDataUnaligned(CUDAMemCpy2D)

A raw unaligned copy method

Declaration
public void CopyDataUnaligned(CUDAMemCpy2D aCopyParameters)
Parameters
Type Name Description
CUDAMemCpy2D aCopyParameters
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CopyFromArrayToThis(CudaArray2D)

Copy array to array

Declaration
public void CopyFromArrayToThis(CudaArray2D aSourceArray)
Parameters
Type Name Description
CudaArray2D aSourceArray
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CopyFromDeviceToThis<T>(CudaPitchedDeviceVariable<T>)

Copy from a pitched device variable to this array

Declaration
public void CopyFromDeviceToThis<T>(CudaPitchedDeviceVariable<T> aDeviceVariable)
    where T : struct
Parameters
Type Name Description
CudaPitchedDeviceVariable<T> aDeviceVariable

Source
Type Parameters
Name Description
T

device variable base type
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CopyFromHostToThis(IntPtr, SizeT)

Copy from Host to this array

Declaration
public void CopyFromHostToThis(IntPtr aHostSrc, SizeT aElementSizeInBytes)
Parameters
Type Name Description
System.IntPtr aHostSrc

Source
SizeT aElementSizeInBytes
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CopyFromHostToThis<T>(T[])

Copy from Host to this array

Declaration
public void CopyFromHostToThis<T>(T[] aHostSrc)
    where T : struct
Parameters
Type Name Description
T[] aHostSrc

Source
Type Parameters
Name Description
T

Host array base type
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CopyFromThisToArray(CudaArray2D)

Copy array to array

Declaration
public void CopyFromThisToArray(CudaArray2D aDestArray)
Parameters
Type Name Description
CudaArray2D aDestArray
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CopyFromThisToDevice<T>(CudaPitchedDeviceVariable<T>)

Copy from this array to a pitched device variable

Declaration
public void CopyFromThisToDevice<T>(CudaPitchedDeviceVariable<T> aDeviceVariable)
    where T : struct
Parameters
Type Name Description
CudaPitchedDeviceVariable<T> aDeviceVariable

Destination
Type Parameters
Name Description
T

device variable base type
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CopyFromThisToHost(IntPtr, SizeT)

Copy data from this array to host

Declaration
public void CopyFromThisToHost(IntPtr aHostDest, SizeT aElementSizeInBytes)
Parameters
Type Name Description
System.IntPtr aHostDest

IntPtr to destination in host memory
SizeT aElementSizeInBytes
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CopyFromThisToHost<T>(T[])

Copy data from this array to host

Declaration
public void CopyFromThisToHost<T>(T[] aHostDest)
    where T : struct
Parameters
Type Name Description
T[] aHostDest

Destination
Type Parameters
Name Description
T

Host array base type
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Dispose()

Dispose

Declaration
public void Dispose()
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Dispose(Boolean)

For IDisposable

Declaration
protected virtual void Dispose(bool fDisposing)
Parameters
Type Name Description
System.Boolean fDisposing
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Finalize()

For dispose

Declaration
protected void Finalize()

Implements

System.IDisposable