470     VkSwapchainCreateInfoKHR swapchainCreateInfo;  in createSwapchain()  local
471     memset(&swapchainCreateInfo, 0, sizeof(VkSwapchainCreateInfoKHR));  in createSwapchain()
472     swapchainCreateInfo.sType = VK_STRUCTURE_TYPE_SWAPCHAIN_CREATE_INFO_KHR;  in createSwapchain()
473     swapchainCreateInfo.surface = surface->mVkSurface;  in createSwapchain()
474     swapchainCreateInfo.minImageCount = imageCount;  in createSwapchain()
475     swapchainCreateInfo.imageFormat = surfaceFormat;  in createSwapchain()
476     swapchainCreateInfo.imageColorSpace = colorSpace;  in createSwapchain()
477     swapchainCreateInfo.imageExtent = extent;  in createSwapchain()
478     swapchainCreateInfo.imageArrayLayers = 1;  in createSwapchain()
479     swapchainCreateInfo.imageUsage = usageFlags;  in createSwapchain()
483         swapchainCreateInfo.imageSharingMode = VK_SHARING_MODE_CONCURRENT;  in createSwapchain()
484         swapchainCreateInfo.queueFamilyIndexCount = 2;  in createSwapchain()
485         swapchainCreateInfo.pQueueFamilyIndices = queueFamilies;  in createSwapchain()
487         swapchainCreateInfo.imageSharingMode = VK_SHARING_MODE_EXCLUSIVE;  in createSwapchain()
488         swapchainCreateInfo.queueFamilyIndexCount = 0;  in createSwapchain()
489         swapchainCreateInfo.pQueueFamilyIndices = nullptr;  in createSwapchain()
492     swapchainCreateInfo.preTransform = VK_SURFACE_TRANSFORM_IDENTITY_BIT_KHR;  in createSwapchain()
493     swapchainCreateInfo.compositeAlpha = composite_alpha;  in createSwapchain()
494     swapchainCreateInfo.presentMode = mode;  in createSwapchain()
495     swapchainCreateInfo.clipped = true;  in createSwapchain()
496     swapchainCreateInfo.oldSwapchain = surface->mSwapchain;  in createSwapchain()
498     res = mCreateSwapchainKHR(mBackendContext->fDevice, &swapchainCreateInfo, nullptr,  in createSwapchain()
505     if (swapchainCreateInfo.oldSwapchain != VK_NULL_HANDLE) {  in createSwapchain()
510         mDestroySwapchainKHR(mBackendContext->fDevice, swapchainCreateInfo.oldSwapchain, nullptr);  in createSwapchain()