Merge "Implement the VK_KHR_swapchain_mutable_format device extension in the vulkan loader" into main

1 files changed, 45 insertions, 2 deletions

diff --git a/vulkan/libvulkan/swapchain.cpp b/vulkan/libvulkan/swapchain.cpp
index ba2b8887bc..09b0a145af 100644
--- a/vulkan/libvulkan/swapchain.cpp
+++ b/vulkan/libvulkan/swapchain.cpp
@@ -1472,6 +1472,12 @@ static VkResult getProducerUsage(const VkDevice& device,
             .flags = create_protected_swapchain ? VK_IMAGE_CREATE_PROTECTED_BIT : 0u,
         };
 
+        // If supporting mutable format swapchain add the mutable format flag
+        if (create_info->flags & VK_SWAPCHAIN_CREATE_MUTABLE_FORMAT_BIT_KHR) {
+            image_format_info.flags |= VK_IMAGE_CREATE_MUTABLE_FORMAT_BIT;
+            image_format_info.flags |= VK_IMAGE_CREATE_EXTENDED_USAGE_BIT_KHR;
+        }
+
         VkAndroidHardwareBufferUsageANDROID ahb_usage;
         ahb_usage.sType = VK_STRUCTURE_TYPE_ANDROID_HARDWARE_BUFFER_USAGE_ANDROID;
         ahb_usage.pNext = nullptr;
@@ -1890,6 +1896,11 @@ VkResult CreateSwapchainKHR(VkDevice device,
         num_images = 1;
     }
 
+    VkImageFormatListCreateInfo extra_mutable_formats = {
+        .sType = VK_STRUCTURE_TYPE_IMAGE_FORMAT_LIST_CREATE_INFO_KHR,
+    };
+    VkImageFormatListCreateInfo* extra_mutable_formats_ptr;
+
     // Look through the create_info pNext chain passed to createSwapchainKHR
     // for an image compression control struct.
     // if one is found AND the appropriate extensions are enabled, create a
@@ -1908,7 +1919,29 @@ VkResult CreateSwapchainKHR(VkDevice device,
                 image_compression.pNext = nullptr;
                 usage_info_pNext = &image_compression;
             } break;
-
+            case VK_STRUCTURE_TYPE_IMAGE_FORMAT_LIST_CREATE_INFO: {
+                const VkImageFormatListCreateInfo* format_list =
+                    reinterpret_cast<const VkImageFormatListCreateInfo*>(
+                        create_infos);
+                if (create_info->flags &
+                    VK_SWAPCHAIN_CREATE_MUTABLE_FORMAT_BIT_KHR) {
+                    if (format_list && format_list->viewFormatCount > 0 &&
+                        format_list->pViewFormats) {
+                        extra_mutable_formats.viewFormatCount =
+                            format_list->viewFormatCount;
+                        extra_mutable_formats.pViewFormats =
+                            format_list->pViewFormats;
+                        extra_mutable_formats_ptr = &extra_mutable_formats;
+                    } else {
+                        ALOGE(
+                            "vk_swapchain_create_mutable_format_bit_khr was "
+                            "set during swapchain creation but no valid "
+                            "vkimageformatlistcreateinfo was found in the "
+                            "pnext chain");
+                        return VK_ERROR_INITIALIZATION_FAILED;
+                    }
+                }
+            } break;
             default:
                 // Ignore all other info structs
                 break;
@@ -2004,6 +2037,11 @@ VkResult CreateSwapchainKHR(VkDevice device,
         .pQueueFamilyIndices = create_info->pQueueFamilyIndices,
     };
 
+    if (create_info->flags & VK_SWAPCHAIN_CREATE_MUTABLE_FORMAT_BIT_KHR) {
+        image_create.flags |= VK_IMAGE_CREATE_MUTABLE_FORMAT_BIT;
+        image_create.flags |= VK_IMAGE_CREATE_EXTENDED_USAGE_BIT_KHR;
+    }
+
     // Note: don't do deferred allocation for shared present modes. There's only one buffer
     // involved so very little benefit.
     if ((create_info->flags & VK_SWAPCHAIN_CREATE_DEFERRED_MEMORY_ALLOCATION_BIT_EXT) &&
@@ -2013,7 +2051,7 @@ VkResult CreateSwapchainKHR(VkDevice device,
         // AcquireNextImage.
         VkImageSwapchainCreateInfoKHR image_swapchain_create = {
             .sType = VK_STRUCTURE_TYPE_IMAGE_SWAPCHAIN_CREATE_INFO_KHR,
-            .pNext = nullptr,
+            .pNext = extra_mutable_formats_ptr,
             .swapchain = HandleFromSwapchain(swapchain),
         };
         image_create.pNext = &image_swapchain_create;
@@ -2065,6 +2103,11 @@ VkResult CreateSwapchainKHR(VkDevice device,
                 ANativeWindowBuffer_getHardwareBuffer(img.buffer.get());
             image_create.pNext = &image_native_buffer;
 
+            if (extra_mutable_formats_ptr) {
+                extra_mutable_formats_ptr->pNext = image_create.pNext;
+                image_create.pNext = extra_mutable_formats_ptr;
+            }
+
             ATRACE_BEGIN("CreateImage");
             result =
                 dispatch.CreateImage(device, &image_create, nullptr, &img.image);