Refactor asset handling

CopiumEngine/src/copium/pipeline/Pipeline.cpp

@@ -18,9 +18,9 @@ namespace Copium
     VkRenderPass renderPass;
     if (metaFileClass.HasValue("framebuffer-uuid"))
     {
-      Framebuffer& fb = AssetManager::LoadAsset<Framebuffer>(Uuid{metaFileClass.GetValue("framebuffer-uuid")});
+      framebuffer = AssetRef<Framebuffer>(Uuid{metaFileClass.GetValue("framebuffer-uuid")});
+      Framebuffer& fb = framebuffer.GetAsset();
       renderPass = fb.GetRenderPass();
-      framebuffer = fb;
     }
     else
     {
@@ -62,10 +62,6 @@ namespace Copium
     {
       vkDestroyDescriptorSetLayout(Vulkan::GetDevice(), descriptorSetLayout, nullptr);
     }
-    if (framebuffer != NULL_ASSET_HANDLE)
-    {
-      AssetManager::UnloadAsset(framebuffer);
-    }
   }
 
   void Pipeline::Bind(const CommandBuffer& commandBuffer)

CopiumEngine/src/copium/pipeline/Pipeline.h

@@ -1,7 +1,9 @@
 #pragma once
 
 #include "copium/asset/Asset.h"
+#include "copium/asset/AssetRef.h"
 #include "copium/buffer/CommandBuffer.h"
+#include "copium/buffer/Framebuffer.h"
 #include "copium/pipeline/DescriptorSet.h"
 #include "copium/pipeline/PipelineCreator.h"
 #include "copium/util/Common.h"
@@ -20,7 +22,7 @@ namespace Copium
     std::vector<VkDescriptorSet> boundDescriptorSets;
     VkPipelineLayout pipelineLayout;
     VkPipeline graphicsPipeline;
-    AssetHandle framebuffer;
+    AssetRef<Framebuffer> framebuffer;
 
   public: