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Assets/Standard Assets/Editor/Water/Water4/SpecularLightingEditor.cs

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+using UnityEngine;
+using UnityEditor;
+
+namespace UnityStandardAssets.Water
+{
+    [CustomEditor(typeof(SpecularLighting))]
+    public class SpecularLightingEditor : Editor
+    {
+        private SerializedObject serObj;
+        private SerializedProperty specularLight;
+
+        public void OnEnable()
+        {
+            serObj = new SerializedObject(target);
+            specularLight = serObj.FindProperty("specularLight");
+        }
+
+        public override void OnInspectorGUI()
+        {
+            serObj.Update();
+
+            GameObject go = ((SpecularLighting)serObj.targetObject).gameObject;
+            WaterBase wb = (WaterBase)go.GetComponent(typeof(WaterBase));
+
+            if (!wb.sharedMaterial)
+                return;
+
+            if (wb.sharedMaterial.HasProperty("_WorldLightDir"))
+            {
+                GUILayout.Label("Transform casting specular highlights", EditorStyles.miniBoldLabel);
+                EditorGUILayout.PropertyField(specularLight, new GUIContent("Specular light"));
+
+                if (wb.sharedMaterial.HasProperty("_SpecularColor"))
+                    WaterEditorUtility.SetMaterialColor(
+                        "_SpecularColor",
+                        EditorGUILayout.ColorField("Specular",
+                        WaterEditorUtility.GetMaterialColor("_SpecularColor", wb.sharedMaterial)),
+                        wb.sharedMaterial);
+                if (wb.sharedMaterial.HasProperty("_Shininess"))
+                    WaterEditorUtility.SetMaterialFloat("_Shininess", EditorGUILayout.Slider(
+                        "Specular power",
+                        WaterEditorUtility.GetMaterialFloat("_Shininess", wb.sharedMaterial),
+                        0.0F, 500.0F), wb.sharedMaterial);
+            }
+            else
+                GUILayout.Label("The shader doesn't have the needed _WorldLightDir property.", EditorStyles.miniBoldLabel);
+
+            serObj.ApplyModifiedProperties();
+        }
+
+    }
+}