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Commit 06bc009c authored by Chris Forbes's avatar Chris Forbes Committed by Jesse Hall
Browse files

vulkan: Implement usage flags query for KHR_shared_presentable_image 

This was a late addition to the spec. Until we have a reason to do
otherwise, report the same set of supported usage flags for shared
present modes as for all other modes.

Test: build
Change-Id: I66c13b20a1a0f5aa9be13bc16a323f42874ba45a
parent 2452cf7e

vulkan/libvulkan/swapchain.cpp

+22 −0
Original line number Diff line number Diff line
@@ -657,6 +657,28 @@ VkResult GetPhysicalDeviceSurfaceCapabilities2KHR( 
        physicalDevice, pSurfaceInfo->surface,

        &pSurfaceCapabilities->surfaceCapabilities);



    VkSurfaceCapabilities2KHR* caps = pSurfaceCapabilities;

    while (caps->pNext) {

        caps = reinterpret_cast<VkSurfaceCapabilities2KHR*>(caps->pNext);



        switch (caps->sType) {

            case VK_STRUCTURE_TYPE_SHARED_PRESENT_SURFACE_CAPABILITIES_KHR: {

                VkSharedPresentSurfaceCapabilitiesKHR* shared_caps =

                    reinterpret_cast<VkSharedPresentSurfaceCapabilitiesKHR*>(

                        caps);

                // Claim same set of usage flags are supported for

                // shared present modes as for other modes.

                shared_caps->sharedPresentSupportedUsageFlags =

                    pSurfaceCapabilities->surfaceCapabilities

                        .supportedUsageFlags;

            } break;



            default:

                // Ignore all other extension structs

                break;

        }

    }



    return result;

}