去掉obi，使用自写绳索

Assets/Obi/Editor/RopeAndRod/ObiDraggableIcon.cs

@@ -1,73 +0,0 @@
-using UnityEngine;
-using UnityEditor;
-using System.Collections;
-
-namespace Obi{
-public class ObiDraggableIcon {
-	
-	public static bool Draw(bool selected, int id, ref Vector2 position, Color color){
-
-		Texture texture = Resources.Load<Texture2D>("Dot");
-
-		int controlID = GUIUtility.GetControlID(id,FocusType.Passive);		
-
-		// select vertex on mouse click:
-		switch (Event.current.GetTypeForControl(controlID)){
-			
-		case EventType.MouseDown: 
-			
-			Rect area = new Rect (position.x-5, position.y-5, 10, 10);
-
-			if (area.Contains(Event.current.mousePosition))
-            {
-				selected = true;
-				GUIUtility.hotControl = controlID;
-				Event.current.Use();
-			}else if ((Event.current.modifiers & EventModifiers.Shift) == 0 && (Event.current.modifiers & EventModifiers.Command) == 0){
-				
-				selected = false;
-
-			}
-			
-			break;
-			
-		case EventType.MouseDrag:
-			
-			if (GUIUtility.hotControl == controlID){
-				
-				position = Event.current.mousePosition;
-				GUI.changed = true;
-
-				Event.current.Use();
-
-			}
-			
-			break;
-			
-		case EventType.MouseUp:
-			
-			if (GUIUtility.hotControl == controlID){
-				
-				GUIUtility.hotControl = 0;
-				Event.current.Use();
-
-			}
-			
-			break;
-
-		case EventType.Repaint:
-
-                Color oldColor = GUI.color;
-                GUI.color = selected ? ObiEditorSettings.GetOrCreateSettings().selectedParticleColor : ObiEditorSettings.GetOrCreateSettings().particleColor;
-                Rect rect = new Rect (position.x-2, position.y-2, 4, 4);
-                GUI.Box(rect,EditorGUIUtility.whiteTexture);
-                GUI.color = oldColor;
-
-			break;
-			
-		}
-
-		return selected;	
-	}
-}
-}