1// Copyright 2021-2024 The Khronos Group Inc. 2// 3// SPDX-License-Identifier: CC-BY-4.0 4 5include::{generated}/meta/{refprefix}VK_KHR_portability_enumeration.adoc[] 6 7=== Other Extension Metadata 8 9*Last Modified Date*:: 10 2021-06-02 11*IP Status*:: 12 No known IP claims. 13*Interactions and External Dependencies*:: 14 - Interacts with `apiext:VK_KHR_portability_subset` 15*Contributors*:: 16 - Lenny Komow, LunarG 17 - Charles Giessen, LunarG 18 19=== Description 20 21This extension allows applications to control whether devices that expose 22the `apiext:VK_KHR_portability_subset` extension are included in the results 23of physical device enumeration. 24Since devices which support the `apiext:VK_KHR_portability_subset` extension 25are not fully conformant Vulkan implementations, the Vulkan loader does not 26report those devices unless the application explicitly asks for them. 27This prevents applications which may not be aware of non-conformant devices 28from accidentally using them, as any device which supports the 29`apiext:VK_KHR_portability_subset` extension mandates that the extension 30must be enabled if that device is used. 31 32This extension is implemented in the loader. 33 34include::{generated}/interfaces/VK_KHR_portability_enumeration.adoc[] 35 36=== Version History 37 38 * Revision 1, 2021-06-02 (Lenny Komow) 39 ** Initial version 40