Duct taping a cache bug, added test_object that uses sponza.obj.

lib/objects/model_loader.rb

@@ -35,7 +35,7 @@ class IMICFPS
       found = false
       if CACHE[@type].is_a?(Hash)
         if CACHE[@type][@file_path]
-          @model = CACHE[@type][@file_path]
+          @model = CACHE[@type][@file_path].dup # Don't know why, but adding .dup improves performance with Sponza (1 fps -> 20 fps)
           puts "Used cached model for: #{@file_path.split('/').last}"
           found = true
         end

lib/objects/test_object.rb

@@ -0,0 +1,7 @@
+class IMICFPS
+  class TestObject < GameObject
+    def setup
+      bind_model(ModelLoader.new(type: :obj, file_path: "objects/sponza.obj", game_object: self))
+    end
+  end
+end