grad2

Author: mob-sakai

Packages/src/Editor/UIEffectEditor.cs

@@ -64,6 +64,8 @@ public class UIEffect2Editor : Editor
         private SerializedProperty _gradationColor1;
         private SerializedProperty _gradationColor2;
         private SerializedProperty _gradationGradient;
+        private SerializedProperty _gradationOffset;
+        private SerializedProperty _gradationScale;
 
         private bool _expandOthers;
         private SerializedProperty _allowExtendVertex;
@@ -121,6 +123,8 @@ private void OnEnable()
             _gradationColor1 = serializedObject.FindProperty("m_GradationColor1");
             _gradationColor2 = serializedObject.FindProperty("m_GradationColor2");
             _gradationGradient = serializedObject.FindProperty("m_GradationGradient");
+            _gradationOffset = serializedObject.FindProperty("m_GradationOffset");
+            _gradationScale = serializedObject.FindProperty("m_GradationScale");
 
             _allowExtendVertex = serializedObject.FindProperty("m_AllowExtendVertex");
         }
@@ -280,6 +284,8 @@ public void DrawProperties()
                         break;
                 }
 
+                EditorGUILayout.PropertyField(_gradationOffset);
+                EditorGUILayout.PropertyField(_gradationScale);
                 EditorGUI.indentLevel--;
             }
 

Packages/src/Runtime/UIEffect.cs

@@ -147,6 +147,14 @@ public class UIEffect : UIEffectBase
         [SerializeField]
         private Gradient m_GradationGradient = new Gradient();
 
+        [Range(-1, 1)]
+        [SerializeField]
+        protected float m_GradationOffset = 0;
+
+        [Range(0.1f, 5)]
+        [SerializeField]
+        protected float m_GradationScale = 1;
+
         [SerializeField]
         protected bool m_AllowExtendVertex = true;
 
@@ -611,6 +619,28 @@ public Gradient gradationGradient
             }
         }
 
+        public float gradationOffset
+        {
+            get => m_GradationOffset;
+            set
+            {
+                if (Mathf.Approximately(m_GradationOffset, value)) return;
+                context.gradationOffset = m_GradationOffset = value;
+                SetVerticesDirty();
+            }
+        }
+
+        public float gradationScale
+        {
+            get => m_GradationScale;
+            set
+            {
+                if (Mathf.Approximately(m_GradationScale, value)) return;
+                context.gradationScale = m_GradationScale = value;
+                SetVerticesDirty();
+            }
+        }
+
         public bool allowExtendVertex
         {
             get => m_AllowExtendVertex;
@@ -711,6 +741,8 @@ protected override void UpdateContext(UIEffectContext c)
             c.gradationColor1 = m_GradationColor1;
             c.gradationColor2 = m_GradationColor2;
             c.gradationGradient = m_GradationGradient;
+            c.gradationOffset = m_GradationOffset;
+            c.gradationScale = m_GradationScale;
             c.allowExtendVertex = m_AllowExtendVertex;
         }
 
@@ -745,6 +777,11 @@ public override void SetRate(float rate, UIEffectTweener.CullingMask mask)
             {
                 transitionRate = rate;
             }
+
+            if (gradationMode != GradationMode.None && 0 < (mask & UIEffectTweener.CullingMask.Gradiation))
+            {
+                gradationOffset = Mathf.Lerp(-1f, 1f, rate);
+            }
         }
 
         public override bool IsRaycastLocationValid(Vector2 sp, Camera eventCamera)
@@ -865,6 +902,8 @@ internal void CopyFrom(UIEffectContext c)
             m_GradationColor1 = c.gradationColor1;
             m_GradationColor2 = c.gradationColor2;
             m_GradationGradient = c.gradationGradient;
+            m_GradationOffset = c.gradationOffset;
+            m_GradationScale = c.gradationScale;
 
             m_AllowExtendVertex = c.allowExtendVertex;
 

Packages/src/Runtime/UIEffectContext.cs

@@ -142,6 +142,8 @@ public class UIEffectContext
         public Color gradationColor2;
         public Gradient gradationGradient;
         public bool allowExtendVertex;
+        public float gradationOffset;
+        public float gradationScale;
 
         public bool willModifyMaterial => samplingFilter != SamplingFilter.None
                                           || transitionFilter != TransitionFilter.None
@@ -203,6 +205,8 @@ public void CopyFrom(UIEffectContext preset)
             gradationColor1 = preset.gradationColor1;
             gradationColor2 = preset.gradationColor2;
             gradationGradient = preset.gradationGradient;
+            gradationOffset = preset.gradationOffset;
+            gradationScale = preset.gradationScale;
 
             allowExtendVertex = preset.allowExtendVertex;
         }
@@ -423,7 +427,7 @@ public void ModifyMesh(Graphic graphic, RectTransform transitionRoot, VertexHelp
 
             // Apply gradation.
             GradientUtil.DoGradient(gradationMode, verts, gradationColor1, gradationColor2, gradationGradient,
-                transitionRoot.rect);
+                gradationOffset, gradationScale, transitionRoot.rect);
 
             // Apply shadow.
             switch (shadowMode)

Packages/src/Runtime/UIEffectTweener.cs

@@ -14,7 +14,8 @@ public enum CullingMask
             Tone = 1 << 0,
             Color = 1 << 1,
             Sampling = 1 << 2,
-            Transition = 1 << 3
+            Transition = 1 << 3,
+            Gradiation = 1 << 5
         }
 
         public enum UpdateMode