Update CMakeLists.txt

CMakeLists.txt

@@ -120,6 +120,13 @@ if(VULKANENGINE_FETCH_DEPS)
   FetchContent_Declare(VulkanHeaders
     GIT_REPOSITORY https://github.com/KhronosGroup/Vulkan-Headers.git
     GIT_TAG v1.4.309)
+  # vulkan/vk_enum_string_helper.h lives here, not in Vulkan-Headers.
+  # SOURCE_SUBDIR points to a nonexistent dir so MakeAvailable only downloads
+  # (we use the checked-in header, no need to run its CMake).
+  FetchContent_Declare(VulkanUtilityLibraries
+    GIT_REPOSITORY https://github.com/KhronosGroup/Vulkan-Utility-Libraries.git
+    GIT_TAG v1.4.309
+    SOURCE_SUBDIR _no_cmake)
   FetchContent_Declare(volk
     GIT_REPOSITORY https://github.com/zeux/volk.git
     GIT_TAG 1.4.304)
@@ -131,7 +138,7 @@ if(VULKANENGINE_FETCH_DEPS)
     GIT_TAG 3.4)
   FetchContent_Declare(vk-bootstrap
     GIT_REPOSITORY https://github.com/charles-lunarg/vk-bootstrap.git
-    GIT_TAG v1.4.365)
+    GIT_TAG v1.4.309)
   FetchContent_Declare(fmt
     GIT_REPOSITORY https://github.com/fmtlib/fmt.git
     GIT_TAG 11.0.2)
@@ -146,11 +153,16 @@ if(VULKANENGINE_FETCH_DEPS)
     GIT_TAG v3.10.1)
 
   # Vulkan headers first: vk-bootstrap and volk pick up Vulkan::Headers
-  FetchContent_MakeAvailable(VulkanHeaders)
+  FetchContent_MakeAvailable(VulkanHeaders VulkanUtilityLibraries)
   FetchContent_MakeAvailable(volk VMA glfw vk-bootstrap fmt CLI11 glm simdjson)
 
   target_link_libraries(volk PUBLIC Vulkan::Headers)
 
+  add_library(vk_utility_headers INTERFACE)
+  target_include_directories(vk_utility_headers SYSTEM INTERFACE
+    ${vulkanutilitylibraries_SOURCE_DIR}/include)
+  target_link_libraries(vk_utility_headers INTERFACE Vulkan::Headers)
+
 else()
   # Nix path
   find_package( volk CONFIG REQUIRED )
@@ -404,6 +416,7 @@ if(VULKANENGINE_FETCH_DEPS)
   list(APPEND lib_list
     volk
     Vulkan::Headers
+    vk_utility_headers
     GPUOpen::VulkanMemoryAllocator
     glm::glm-header-only
     simdjson::simdjson