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arrayfire.opencl module — ArrayFire Python documentation

Functions specific to OpenCL backend.

This module provides interoperability with other OpenCL libraries.

class arrayfire.opencl.DEVICE_TYPE(value)[source]¶

Bases: enum.Enum

ArrayFire wrapper for CL_DEVICE_TYPE

ACC = 8¶

CPU = 2¶

GPU = 4¶

UNKNOWN = -1¶

class arrayfire.opencl.PLATFORM(value)[source]¶

Bases: enum.Enum

ArrayFire enum for common platforms

AMD = 0¶

APPLE = 1¶

BEIGNET = 4¶

INTEL = 2¶

NVIDIA = 3¶

POCL = 5¶

UNKNOWN = -1¶

arrayfire.opencl.add_device_context(dev, ctx, que)[source]¶

Add a new device to arrayfire opencl device manager

Parameters

devcl_device_id

ctxcl_context

quecl_command_queue

arrayfire.opencl.delete_device_context(dev, ctx)[source]¶

Delete a device

Parameters

devcl_device_id

ctxcl_context

arrayfire.opencl.get_context(retain=False)[source]¶

Get the current OpenCL context being used by ArrayFire.

Parameters

retainbool. optional. Default: False.

Specifies if the context needs to be retained by arrayfire before returning.

Returns

contextinteger denoting the context id.

arrayfire.opencl.get_device_id()[source]¶

Get native (unsorted) OpenCL device ID

Returns

idxint.

Specifies the cl_device_id of the device.

arrayfire.opencl.get_device_type()[source]¶

Get opencl device type

arrayfire.opencl.get_platform()[source]¶

Get opencl platform

arrayfire.opencl.get_queue(retain)[source]¶

Get the current OpenCL command queue being used by ArrayFire.

Parameters

retainbool. optional. Default: False.

Specifies if the context needs to be retained by arrayfire before returning.

Returns

queueinteger denoting the queue id.

arrayfire.opencl.set_device_context(dev, ctx)[source]¶

Set a device as current active device

Parameters

devcl_device_id

ctxcl_context

arrayfire.opencl.set_device_id(idx)[source]¶

Set native (unsorted) OpenCL device ID

Parameters

idxint.

Specifies the cl_device_id of the device.

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