Vulkan-Docs/appendices/VK_KHR_external_fence_fd.txt
Jon Leech 22a5a1459f Change log for October 6, 2019 Vulkan 1.1.124 spec update:
* Update release number to 124.

Github Issues:

  * Fix Makefile SPECREMARK macro to work when not building in a git tree
    (public issue 992).
  * Ignore pname:aspectMask for unused attachments in
    slink:VkSubpassDescription2KHR valid usage statements (public pull
    request 1028).
  * Minor markup / spelling fixes (public pull requests 1035, 1045).

Internal Issues:

  * Fix markup in Valid Usage statement for slink:VkCreateFramebuffer
    (internal issue 1823).
  * Add a new <<synchronization-signal-operation-order, _signal operation
    order_>> section to the synchronization chapter which describes in
    detail the ordering guarantees provided by the API between fence and
    semaphore signal operations (internal merge request 3368).
  * Move generated `appendix/meta/` files into the Makefile GENERATED
    directory (internal merge request 3381).

New Extensions

  * `<<VK_KHR_shader_clock>>`
  * `<<VK_KHR_timeline_semaphore>>`
2019-10-06 12:42:12 -07:00

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// Copyright (c) 2016-2019 Khronos Group. This work is licensed under a
// Creative Commons Attribution 4.0 International License; see
// http://creativecommons.org/licenses/by/4.0/
include::{generated}/meta/VK_KHR_external_fence_fd.txt[]
*Last Modified Date*::
2017-05-08
*IP Status*::
No known IP claims.
*Contributors*::
- Jesse Hall, Google
- James Jones, NVIDIA
- Jeff Juliano, NVIDIA
- Cass Everitt, Oculus
- Contributors to `<<VK_KHR_external_semaphore_fd>>`
An application using external memory may wish to synchronize access to that
memory using fences.
This extension enables an application to export fence payload to and import
fence payload from POSIX file descriptors.
=== New Object Types
None.
=== New Enum Constants
* ename:VK_STRUCTURE_TYPE_IMPORT_FENCE_FD_INFO_KHR
* ename:VK_STRUCTURE_TYPE_FENCE_GET_FD_INFO_KHR
=== New Enums
None.
=== New Structs
* slink:VkImportFenceFdInfoKHR
* slink:VkFenceGetFdInfoKHR
=== New Functions
* flink:vkImportFenceFdKHR
* flink:vkGetFenceFdKHR
=== Issues
This extension borrows concepts, semantics, and language from
`<<VK_KHR_external_semaphore_fd>>`.
That extension's issues apply equally to this extension.
=== Version History
* Revision 1, 2017-05-08 (Jesse Hall)
- Initial revision