pxtask::GpuCopyDesc Struct Reference

Input descriptor for the GpuDispatcher's built-in copy kernel. More...

#include <PxGpuCopyDesc.h>

List of all members.

Public Types
enum	CopyType {   HostToDevice,   DeviceToHost,   DeviceToDevice,   DeviceMemset32 }
	Input descriptor for the GpuDispatcher's built-in copy kernel. More...
Public Member Functions
PX_INLINE bool	isValid ()
	Copy is optimally performed as 64bit words, requires 64bit alignment. But it can gracefully degrade to 32bit copies if necessary.
Public Attributes
size_t	dest
	the destination
size_t	source
	the source (32bit value when type == DeviceMemset)
size_t	bytes
	the size in bytes
CopyType	type
	the memory transaction type

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Detailed Description

Input descriptor for the GpuDispatcher's built-in copy kernel.

All host memory involved in copy transactions must be page-locked. If more than one descriptor is passed to the copy kernel in one launch, the descriptors themselves must be in page-locked memory.

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Member Enumeration Documentation

enum pxtask::GpuCopyDesc::CopyType

Input descriptor for the GpuDispatcher's built-in copy kernel.

Enumerator:

HostToDevice
DeviceToHost
DeviceToDevice
DeviceMemset32

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Member Function Documentation

PX_INLINE bool pxtask::GpuCopyDesc::isValid

(

)

[inline]

Copy is optimally performed as 64bit words, requires 64bit alignment. But it can gracefully degrade to 32bit copies if necessary.

Referenced by pxtask::GpuCopyDescQueue::enqueue().

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Member Data Documentation

size_t pxtask::GpuCopyDesc::bytes

the size in bytes

Referenced by pxtask::GpuCopyDescQueue::enqueue().

size_t pxtask::GpuCopyDesc::dest

the destination

size_t pxtask::GpuCopyDesc::source

the source (32bit value when type == DeviceMemset)

CopyType pxtask::GpuCopyDesc::type

the memory transaction type

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The documentation for this struct was generated from the following file:

• PxGpuCopyDesc.h