+effect

1 files changed, 6 insertions, 1 deletions

diff --git a/Assets/uGUI-2017.1/UnityEngine.UI/UI/Core/Mask/RectMask2D.cs b/Assets/uGUI-2017.1/UnityEngine.UI/UI/Core/Mask/RectMask2D.cs
index 87d2dbf..5f8f2e7 100644
--- a/Assets/uGUI-2017.1/UnityEngine.UI/UI/Core/Mask/RectMask2D.cs
+++ b/Assets/uGUI-2017.1/UnityEngine.UI/UI/Core/Mask/RectMask2D.cs
@@ -22,6 +22,7 @@ namespace UnityEngine.UI
         [NonSerialized]
         private bool m_ShouldRecalculateClipRects;
 
+		// 父节点的所有RectMask2D，用来算交集
         [NonSerialized]
         private List<RectMask2D> m_Clippers = new List<RectMask2D>();
 
@@ -101,7 +102,7 @@ namespace UnityEngine.UI
         public virtual void PerformClipping()
         {
             //TODO See if an IsActive() test would work well here or whether it might cause unexpected side effects (re case 776771)
-
+			
             // if the parents are changed
             // or something similar we
             // do a recalculate here
@@ -111,6 +112,8 @@ namespace UnityEngine.UI
                 m_ShouldRecalculateClipRects = false;
             }
 
+			// 裁剪
+
             // get the compound rects from
             // the clippers that are valid
             bool validRect = true;
@@ -125,6 +128,8 @@ namespace UnityEngine.UI
                 m_LastValidClipRect = validRect;
             }
 
+			// 剔除
+
             foreach (IClippable clipTarget in m_ClipTargets)
             {
                 var maskable = clipTarget as MaskableGraphic;