fix: fix gradation gradient edge (angle gradient)

Author: mob-sakai

Packages/src/Runtime/UIEffectContext.cs

@@ -433,6 +433,8 @@ public void ModifyMesh(Graphic graphic, RectTransform transitionRoot, VertexHelp
 
         private void ApplyGradation(List<UIVertex> verts, Rect rect, Matrix4x4 m, bool canModifyShape)
         {
+            if (gradationMode == GradationMode.None) return;
+
             var a = gradationColor1;
             var b = gradationColor2;
             var offset = gradationOffset;

Packages/src/Runtime/Utilities/GradientUtil.cs

@@ -283,9 +283,9 @@ static void AddSplitTime(List<float> results, float time, float offset, float sc
                     time -= scale;
                 }
 
-                while (time < 1f)
+                while (time <= 1f)
                 {
-                    if (0 < time && !Contains(results, time))
+                    if (0 <= time && !Contains(results, time))
                     {
                         results.Add(time);
                     }