Fix Ambient node

MaterialGraphProject/Assets/UnityShaderEditor/Editor/Data/Nodes/Input/Scene/AmbientNode.cs

     [Title("Input", "Scene", "Ambient")]
     public class AmbientNode : AbstractMaterialNode
     {
-        const string kOutputSlotName = "Color";
-        const string kOutputSlot1Name = "Sky";
-        const string kOutputSlot2Name = "Equator";
-        const string kOutputSlot3Name = "Ground";
+        const string kOutputSlotName = "Color/Sky";
+        const string kOutputSlot1Name = "Equator";
+        const string kOutputSlot2Name = "Ground";
-        public const int OutputSlot3Id = 3;
 
         public AmbientNode()
         {
 
         public sealed override void UpdateNodeAfterDeserialization()
         {
-            AddSlot(new Vector4MaterialSlot(OutputSlotId, kOutputSlotName, kOutputSlotName, SlotType.Output, Vector4.zero));
-            AddSlot(new Vector4MaterialSlot(OutputSlot1Id, kOutputSlot1Name, kOutputSlot1Name, SlotType.Output, Vector4.zero));
-            AddSlot(new Vector4MaterialSlot(OutputSlot2Id, kOutputSlot2Name, kOutputSlot2Name, SlotType.Output, Vector4.zero));
-            AddSlot(new Vector4MaterialSlot(OutputSlot3Id, kOutputSlot3Name, kOutputSlot3Name, SlotType.Output, Vector4.zero));
-            RemoveSlotsNameNotMatching(new[] { OutputSlotId, OutputSlot1Id, OutputSlot2Id, OutputSlot3Id });
+            AddSlot(new ColorRGBMaterialSlot(OutputSlotId, kOutputSlotName, kOutputSlotName, SlotType.Output, Vector4.zero));
+            AddSlot(new ColorRGBMaterialSlot(OutputSlot1Id, kOutputSlot1Name, kOutputSlot1Name, SlotType.Output, Vector4.zero));
+            AddSlot(new ColorRGBMaterialSlot(OutputSlot2Id, kOutputSlot2Name, kOutputSlot2Name, SlotType.Output, Vector4.zero));
+            RemoveSlotsNameNotMatching(new[] { OutputSlotId, OutputSlot1Id, OutputSlot2Id });
         }
 
         public override string GetVariableNameForSlot(int slotId)
                 case OutputSlot1Id:
-                    return "unity_AmbientSky";
+                    return "unity_AmbientEquator";
-                    return "unity_AmbientEquator";
-                case OutputSlot3Id:
-                    return "UNITY_LIGHTMODEL_AMBIENT";
+                    return "unity_AmbientSky";
             }
         }
     }