==== Acquiring and Releasing Displays On some platforms, access to displays is limited to a single process or native driver instance. On such platforms, some or all of the displays may not be available to Vulkan if they are already in use by a native windowing system or other application. ifdef::VK_EXT_acquire_xlib_display[] include::../VK_EXT_acquire_xlib_display/acquire_xlib_display.txt[] endif::VK_EXT_acquire_xlib_display[] [open,refpage='vkReleaseDisplayEXT',desc='Release access to an acquired VkDisplayKHR',type='protos'] -- To release a previously acquired display, call: include::../../api/protos/vkReleaseDisplayEXT.txt[] * pname:physicalDevice The physical device the display is on. * pname:display The display to release control of. include::../../validity/protos/vkReleaseDisplayEXT.txt[] --