Free resources when VulkanGeometry is freed

openVulkanoCpp/Vulkan/Resources/ManagedResource.hpp

@@ -8,7 +8,9 @@
 
 #define CRASH_ON_MULTIPLE_MAPPINGS_TO_SAME_ALLOCATION
 
+#include <memory>
 #include <vulkan/vulkan.hpp>
+#include <functional>
 
 namespace openVulkanoCpp::Vulkan
 {
@@ -87,6 +89,8 @@ namespace openVulkanoCpp::Vulkan
 
 	struct ManagedBuffer
 	{
+		using Ptr = std::unique_ptr<ManagedBuffer, std::function<void(ManagedBuffer*)>>;
+
 		MemoryAllocation* allocation;
 		vk::DeviceSize offset, size;
 		vk::Buffer buffer;