Vulkan-Docs/doc/specs/vulkan/appendices/VK_KHR_external_fence.txt

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// Copyright (c) 2016-2017 Khronos Group. This work is licensed under a
// Creative Commons Attribution 4.0 International License; see
// http://creativecommons.org/licenses/by/4.0/
[[VK_KHR_external_fence]]
== VK_KHR_external_fence
*Name String*::
+VK_KHR_external_fence+
*Extension Type*::
Device extension
*Registered Extension Number*::
114
*Status*::
Draft
*Last Modified Date*::
2017-05-08
*Revision*::
1
*IP Status*::
No known IP claims.
*Dependencies*::
- This extension is written against version 1.0 of the Vulkan API.
- Depends on +VK_KHR_external_fence_capabilities+.
*Contributors*::
- Jesse Hall, Google
- James Jones, NVIDIA
- Jeff Juliano, NVIDIA
- Cass Everitt, Oculus
- Contributors to <<VK_KHR_external_semaphore,VK_KHR_external_semaphore>>
*Contact*::
Jesse Hall (jessehall 'at' google.com)
An application using external memory may wish to synchronize access to that
memory using fences.
This extension enables an application to create fences from which non-Vulkan
handles that reference the underlying synchronization primitive can be
exported.
=== New Object Types
None.
=== New Enum Constants
* ename:VK_STRUCTURE_TYPE_EXPORT_FENCE_CREATE_INFO_KHR
=== New Enums
* elink:VkFenceImportFlagBitsKHR
=== New Structs
* slink:VkExportFenceCreateInfoKHR
=== New Functions
None.
=== Issues
This extension borrows concepts, semantics, and language from
<<VK_KHR_external_semaphore,VK_KHR_external_semaphore>>.
That extension's issues apply equally to this extension.