Final commit

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

@@ -0,0 +1,75 @@
+using UnityEngine;
+using UnityEditor;
+
+class WaterEditorUtility
+{
+	// helper functions to retrieve & set material values
+
+	public static float GetMaterialFloat(System.String name, Material mat) {
+		return mat.GetFloat(name);
+	}
+	public static void SetMaterialFloat(System.String name, float f, Material mat) {
+		mat.SetFloat(name, f);
+	}
+
+	public static Color GetMaterialColor(System.String name, Material mat) {
+		return mat.GetColor(name);
+	}
+	public static void SetMaterialColor(System.String name, Color color, Material mat) {
+		mat.SetColor(name, color);
+	}
+	public static Vector4 GetMaterialVector(System.String name, Material mat) {
+		return mat.GetVector(name);
+	}
+	public static void SetMaterialVector(System.String name, Vector4 vector, Material mat) {
+		mat.SetVector(name, vector);
+	}
+	public static Texture GetMaterialTexture(System.String theName, Material mat) {
+		return mat.GetTexture(theName);
+	}
+	public static void SetMaterialTexture(System.String theName, Texture parameter, Material mat) {
+		mat.SetTexture(theName, parameter);
+	}
+	
+	public static Material LocateValidWaterMaterial(Transform parent)
+	{
+		if(parent.GetComponent<Renderer>() && parent.GetComponent<Renderer>().sharedMaterial)
+			return parent.GetComponent<Renderer>().sharedMaterial;
+		foreach( Transform t in parent)
+		{
+			if(t.GetComponent<Renderer>() && t.GetComponent<Renderer>().sharedMaterial)
+				return t.GetComponent<Renderer>().sharedMaterial;
+		}
+		return null;
+	}
+	
+	public static void CurveGui (System.String name, SerializedObject serObj, Color color)
+	{
+		AnimationCurve curve = new AnimationCurve(new Keyframe(0, 0.0f, 1.0f, 1.0f), new Keyframe(1, 1.0f, 1.0f, 1.0f));
+		curve = EditorGUILayout.CurveField(new GUIContent (name), curve, color, new Rect (0.0f,0.0f,1.0f,1.0f));
+
+		//if (GUI.changed) {
+		//	AnimationCurveChanged(((WaterBase)serObj.targetObject).sharedMaterial, curve);
+			//((WaterBase)serObj.targetObject).gameObject.SendMessage ("AnimationCurveChanged", SendMessageOptions.DontRequireReceiver);
+	   //}
+	}
+	/*
+	public static void AnimationCurveChanged(Material sharedMaterial, AnimationCurve fresnelCurve)
+	{
+		Debug.Log("AnimationCurveChanged");
+		Texture2D fresnel = (Texture2D)sharedMaterial.GetTexture("_Fresnel");
+		if(!fresnel)
+			fresnel = new Texture2D(256,1);
+			
+		for (int i = 0; i < 256; i++)
+		{
+			float val = Mathf.Clamp01(fresnelCurve.Evaluate((float)i)/255.0f);
+			Debug.Log(""+(((float)i)/255.0f) +": "+val);
+			fresnel.SetPixel(i, 0, new Color(val,val,val,val));
+		}
+		fresnel.Apply();
+		
+		sharedMaterial.SetTexture("_Fresnel", fresnel);
+		
+	}	*/
+}