Method initializeContext

src/VulkanContext/VulkanWindowContext.cpp:59–167

}

void VulkanWindowContext::initializeContext() {
    SkASSERT(!fContext);
    // any config code here (particularly for msaa)?

    PFN_vkGetInstanceProcAddr getInstanceProc = fGetInstanceProcAddr;
    skgpu::VulkanBackendContext backendContext;
    skgpu::VulkanExtensions extensions;
    VkPhysicalDeviceFeatures2 features;
    if (!sk_gpu_test::CreateVkBackendContext(getInstanceProc,
                                             &backendContext,
                                             &extensions,
                                             &features,
                                             &fDebugCallback,
                                             &fPresentQueueIndex,
                                             fCanPresentFn,
                                             fDisplayParams->createProtectedNativeBackend())) {
        sk_gpu_test::FreeVulkanFeaturesStructs(&features);
        return;
    }

    if (!extensions.hasExtension(VK_KHR_SURFACE_EXTENSION_NAME, 25) ||
        !extensions.hasExtension(VK_KHR_SWAPCHAIN_EXTENSION_NAME, 68)) {
        sk_gpu_test::FreeVulkanFeaturesStructs(&features);
        return;
    }

    fInstance = backendContext.fInstance;
    fPhysicalDevice = backendContext.fPhysicalDevice;
    fDevice = backendContext.fDevice;
    fGraphicsQueueIndex = backendContext.fGraphicsQueueIndex;
    fGraphicsQueue = backendContext.fQueue;

    PFN_vkGetPhysicalDeviceProperties localGetPhysicalDeviceProperties =
            reinterpret_cast<PFN_vkGetPhysicalDeviceProperties>(
                    backendContext.fGetProc("vkGetPhysicalDeviceProperties",
                                            backendContext.fInstance,
                                            VK_NULL_HANDLE));
    if (!localGetPhysicalDeviceProperties) {
        sk_gpu_test::FreeVulkanFeaturesStructs(&features);
        return;
    }
    VkPhysicalDeviceProperties physDeviceProperties;
    localGetPhysicalDeviceProperties(backendContext.fPhysicalDevice, &physDeviceProperties);
    uint32_t physDevVersion = physDeviceProperties.apiVersion;

    fInterface.reset(new skgpu::VulkanInterface(backendContext.fGetProc,
                                                fInstance,
                                                fDevice,
                                                backendContext.fMaxAPIVersion,
                                                physDevVersion,
                                                &extensions));

    GET_PROC(DestroyInstance);
    if (fDebugCallback != VK_NULL_HANDLE) {
        GET_PROC(DestroyDebugReportCallbackEXT);
    }
    GET_PROC(DestroySurfaceKHR);
    GET_PROC(GetPhysicalDeviceSurfaceSupportKHR);