每日自动提交 2026-04-13 18:30

2026-04-13 18:30:55 +08:00
parent 7f92437976
commit c438308159
187 changed files with 42955 additions and 64615 deletions
@@ -0,0 +1,57 @@
+using UnityEngine;
+using UnityEngine.UI;
+
+namespace ImageCropperNamespace
+{
+	[RequireComponent( typeof( CanvasRenderer ) )]
+	public class FadeOverlayGraphic : Graphic
+	{
+		private const float OFFSET = 20000f;
+
+		[SerializeField]
+		private Sprite renderSprite;
+
+		private Vector2 uv = Vector2.zero;
+		private Color32 color32;
+
+		public override Texture mainTexture { get { return renderSprite != null ? renderSprite.texture : s_WhiteTexture; } }
+
+		protected override void Awake()
+		{
+			base.Awake();
+
+			if( renderSprite != null )
+			{
+				Vector4 packedUv = UnityEngine.Sprites.DataUtility.GetOuterUV( renderSprite );
+				uv = new Vector2( packedUv.x + packedUv.z, packedUv.y + packedUv.w ) * 0.5f; // uv center point
+			}
+		}
+
+		protected override void OnPopulateMesh( VertexHelper vh )
+		{
+			Rect r = GetPixelAdjustedRect();
+
+			float xMin = r.x, xMax = r.x + r.width;
+			float yMin = r.y, yMax = r.y + r.height;
+
+			color32 = color;
+			vh.Clear();
+
+			GenerateMesh( vh, -OFFSET, yMax, OFFSET, OFFSET, 0 );
+			GenerateMesh( vh, -OFFSET, -OFFSET, OFFSET, yMin, 4 );
+			GenerateMesh( vh, -OFFSET, yMin, xMin, yMax, 8 );
+			GenerateMesh( vh, xMax, yMin, OFFSET, yMax, 12 );
+		}
+
+		private void GenerateMesh( VertexHelper vh, float xMin, float yMin, float xMax, float yMax, int triangleIndex )
+		{
+			vh.AddVert( new Vector3( xMin, yMin ), color32, uv );
+			vh.AddVert( new Vector3( xMin, yMax ), color32, uv );
+			vh.AddVert( new Vector3( xMax, yMax ), color32, uv );
+			vh.AddVert( new Vector3( xMax, yMin ), color32, uv );
+
+			vh.AddTriangle( triangleIndex, triangleIndex + 1, triangleIndex + 2 );
+			vh.AddTriangle( triangleIndex + 2, triangleIndex + 3, triangleIndex );
+		}
+	}
+}