misc: provide the Vulkan loader on MacOS

Author: Cyphall

CMakeLists.txt

@@ -415,3 +415,10 @@ target_link_libraries(Cyph3D PRIVATE spdlog::spdlog)
 
 find_package(nfd CONFIG REQUIRED)
 target_link_libraries(Cyph3D PRIVATE nfd::nfd)
+
+# ---- Dependency: KhronosGroup/Vulkan-Loader ----
+
+if (CMAKE_SYSTEM_NAME STREQUAL "Darwin")
+	find_package(VulkanLoader CONFIG REQUIRED)
+	add_dependencies(Cyph3D Vulkan::Loader)
+endif ()

vcpkg.json

@@ -30,6 +30,10 @@
     {
       "name": "spdlog",
       "default-features": false
+    },
+    {
+      "name": "vulkan-loader",
+      "platform": "osx"
     }
   ]
 }