Vulkan-Docs/chapters/VK_KHR_xcb_surface/platformQuerySupport_xcb.txt
Jon Leech 9a8314cd41 Restructure the repository to put the specification Makefile and
associated material at the top level, vk.xml and associated material in
xml/, and generated include and source files in include/vulkan/ and
src/ext_loader/, respectively (public issue 436).
2018-04-04 23:08:43 -07:00

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// Copyright (c) 2014-2018 Khronos Group. This work is licensed under a
// Creative Commons Attribution 4.0 International License; see
// http://creativecommons.org/licenses/by/4.0/
[[platformQuerySupport_xcb,platformQuerySupport_xcb]]
=== XCB Platform
[open,refpage='vkGetPhysicalDeviceXcbPresentationSupportKHR',desc='Query physical device for presentation to X11 server using XCB',type='protos']
--
To determine whether a queue family of a physical device supports
presentation to an X11 server, using the XCB client-side library, call:
include::../../api/protos/vkGetPhysicalDeviceXcbPresentationSupportKHR.txt[]
* pname:physicalDevice is the physical device.
* pname:queueFamilyIndex is the queue family index.
* pname:connection is a pointer to an code:xcb_connection_t to the X
server.
pname:visual_id is an X11 visual (code:xcb_visualid_t).
This platform-specific function can: be called prior to creating a surface.
.Valid Usage
****
* [[VUID-vkGetPhysicalDeviceXcbPresentationSupportKHR-queueFamilyIndex-01312]]
pname:queueFamilyIndex must: be less than
pname:pQueueFamilyPropertyCount returned by
fname:vkGetPhysicalDeviceQueueFamilyProperties for the given
pname:physicalDevice
****
include::../../validity/protos/vkGetPhysicalDeviceXcbPresentationSupportKHR.txt[]
--