[PATCH 1/2] winevulkan: Enable VK_EXT_swapchain_maintenance1 when available.

[Brendan Shanks]

From: Brendan Shanks

---
 dlls/winevulkan/vulkan.c         | 11 ++++++++++-
 dlls/winevulkan/vulkan_private.h |  1 +
 2 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/dlls/winevulkan/vulkan.c b/dlls/winevulkan/vulkan.c
index 61b3a42d63f..d4b9dd9ba02 100644
--- a/dlls/winevulkan/vulkan.c
+++ b/dlls/winevulkan/vulkan.c
@@ -384,6 +384,8 @@ static VkResult wine_vk_physical_device_init(struct wine_phys_dev *object, VkPhy
             have_external_memory_host = TRUE;
         else if (!strcmp(host_properties[i].extensionName, "VK_EXT_map_memory_placed"))
             have_memory_placed = TRUE;
+        else if (!strcmp(host_properties[i].extensionName, "VK_EXT_swapchain_maintenance1"))
+            object->swapchain_maintenance1 = TRUE;
         else if (!strcmp(host_properties[i].extensionName, "VK_KHR_map_memory2"))
             have_map_memory2 = TRUE;
     }
@@ -545,7 +547,7 @@ static VkResult wine_vk_device_convert_create_info(VkPhysicalDevice client_physi
         struct conversion_context *ctx, const VkDeviceCreateInfo *src, VkDeviceCreateInfo *dst)
 {
     struct wine_phys_dev *phys_dev = wine_phys_dev_from_handle(client_physical_device);
-    const char *extra_extensions[2], * const*extensions = src->ppEnabledExtensionNames;
+    const char *extra_extensions[3], * const*extensions = src->ppEnabledExtensionNames;
     unsigned int i, extra_count = 0, extensions_count = src->enabledExtensionCount;

*dst = *src;
@@ -590,6 +592,13 @@ static VkResult wine_vk_device_convert_create_info(VkPhysicalDevice client_physi
             extra_extensions[extra_count++] = "VK_EXT_external_memory_host";
     }

+    /* win32u uses VkSwapchainPresentScalingCreateInfoEXT if available. */
+    if (phys_dev->swapchain_maintenance1)
+    {
+        if (!find_extension(extensions, extensions_count, "VK_EXT_swapchain_maintenance1"))
+            extra_extensions[extra_count++] = "VK_EXT_swapchain_maintenance1";
+    }
+
     if (extra_count)
     {
         const char **new_extensions;
diff --git a/dlls/winevulkan/vulkan_private.h b/dlls/winevulkan/vulkan_private.h
index 59b900930b3..db0a72302f3 100644
--- a/dlls/winevulkan/vulkan_private.h
+++ b/dlls/winevulkan/vulkan_private.h
@@ -80,6 +80,7 @@ struct wine_phys_dev

uint32_t external_memory_align;
     uint32_t map_placed_align;
+    uint32_t swapchain_maintenance1;
 };

struct wine_debug_report_callback;