Optimized CPU usage

Author: Chman

PostProcessing/Runtime/ParameterOverride.cs

@@ -14,6 +14,8 @@ public T GetValue<T>()
         {
             return ((ParameterOverride<T>)this).value;
         }
+
+        internal abstract void SetValue(ParameterOverride parameter);
     }
 
     [Serializable]
@@ -56,6 +58,11 @@ public void Override(T x)
             value = x;
         }
 
+        internal override void SetValue(ParameterOverride parameter)
+        {
+            value = parameter.GetValue<T>();
+        }
+
         public override int GetHash()
         {
             unchecked
@@ -188,4 +195,4 @@ public override void Interp(Texture from, Texture to, float t)
             value = TextureLerper.instance.Lerp(from, to, t);
         }
     }
-} 
+}

PostProcessing/Runtime/PostProcessManager.cs

@@ -265,10 +265,23 @@ internal void Unregister(PostProcessVolume volume)
             Unregister(volume, layer);
         }
 
+        // Faster version of OverrideSettings to force replace values in the global state
+        void ReplaceData(PostProcessLayer postProcessLayer)
+        {
+            foreach (var settings in m_BaseSettings)
+            {
+                var target = postProcessLayer.GetBundle(settings.GetType()).settings;
+                int count = settings.parameters.Count;
+
+                for (int i = 0; i < count; i++)
+                    target.parameters[i].SetValue(settings.parameters[i]);
+            }
+        }
+
         internal void UpdateSettings(PostProcessLayer postProcessLayer)
         {
             // Reset to base state
-            postProcessLayer.OverrideSettings(m_BaseSettings, 1f);
+            ReplaceData(postProcessLayer);
 
             // If no trigger is set, only global volumes will have influence
             int mask = postProcessLayer.volumeLayer.value;