SSAO: Value validation on settings

Assets/ScriptableRenderPipeline/HDRenderPipeline/Lighting/AmbientOcclusion/ScreenSpaceAmbientOcclusionSettings.cs

             [SerializeField]
             bool m_Enable;
 
-            [SerializeField]
+            [SerializeField, Range(0, 2)]
-            [SerializeField]
+            [SerializeField, Range(1, 32)]
             int m_SampleCount;
             [SerializeField]
             bool m_Downsampling;
             public int sampleCount { set { m_SampleCount = value; OnValidate(); } get { return m_SampleCount; } }
             public bool downsampling { set { m_Downsampling = value; } get { return m_Downsampling; } }
 
-            void OnValidate()
+            public void OnValidate()
-                m_Intensity = Mathf.Min(2, Mathf.Max(0, m_Intensity));
+                m_Intensity = Mathf.Clamp(m_Intensity, 0, 2);
-                m_SampleCount = Mathf.Min(1, Mathf.Max(32, m_SampleCount));
+                m_SampleCount = Mathf.Clamp(m_SampleCount, 1, 32);
             }
 
             public static readonly Settings s_Defaultsettings = new Settings
         {
             get { return m_Settings; }
             set { m_Settings = value; }
+        }
+
+        public void OnValidate()
+        {
+            m_Settings.OnValidate();
         }
     }
 }