From 870f91495075bb900e78dda8ebb5270912ab3cb4 Mon Sep 17 00:00:00 2001
From: bottlefish <781230111@qq.com>
Date: Thu, 2 Jul 2026 19:03:37 +0800
Subject: [PATCH] =?UTF-8?q?fix(memory-shader):=20=E8=A1=A5=E9=BD=90=20UI?=
 =?UTF-8?q?=20Stencil=20=E5=B9=B6=E4=BF=AE=E5=A4=8D=20aspect=20=E8=AE=A1?=
 =?UTF-8?q?=E7=AE=97?=
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Co-authored-by: Cursor <cursoragent@cursor.com>
---
 .../Shader/Shader/MemoryTuningSprite.shader   | 20 ++++++++++++++++++-
 1 file changed, 19 insertions(+), 1 deletion(-)

diff --git a/Assets/Shader/Shader/MemoryTuningSprite.shader b/Assets/Shader/Shader/MemoryTuningSprite.shader
index e14d2141d..30597a706 100644
--- a/Assets/Shader/Shader/MemoryTuningSprite.shader
+++ b/Assets/Shader/Shader/MemoryTuningSprite.shader
@@ -21,6 +21,13 @@ Shader "AibisDream/MemoryTuningSprite"
         _UVDistortFade ("UV Distort Fade", Range(0,1)) = 0
         _MemoryGrayscale ("Memory Grayscale", Range(0,1)) = 0
         _MemoryContrast ("Memory Contrast", Range(0,3)) = 1
+
+        [HideInInspector] _StencilComp ("Stencil Comparison", Float) = 8
+        [HideInInspector] _Stencil ("Stencil ID", Float) = 0
+        [HideInInspector] _StencilOp ("Stencil Operation", Float) = 0
+        [HideInInspector] _StencilWriteMask ("Stencil Write Mask", Float) = 255
+        [HideInInspector] _StencilReadMask ("Stencil Read Mask", Float) = 255
+        [HideInInspector] _ColorMask ("Color Mask", Float) = 15
     }
 
     SubShader
@@ -37,7 +44,18 @@ Shader "AibisDream/MemoryTuningSprite"
         Cull Off
         Lighting Off
         ZWrite Off
+        ZTest [unity_GUIZTestMode]
         Blend SrcAlpha OneMinusSrcAlpha
+        ColorMask [_ColorMask]
+
+        Stencil
+        {
+            Ref [_Stencil]
+            Comp [_StencilComp]
+            Pass [_StencilOp]
+            ReadMask [_StencilReadMask]
+            WriteMask [_StencilWriteMask]
+        }
 
         Pass
         {
@@ -161,7 +179,7 @@ Shader "AibisDream/MemoryTuningSprite"
 
             half4 ChromaticSample(float2 uv, half4 source, half strength)
             {
-                float aspect = max(0.001, _MainTex_TexelSize.z / _MainTex_TexelSize.w);
+                float aspect = max(0.001, abs(_MainTex_TexelSize.z) / max(1.0, abs(_MainTex_TexelSize.w)));
                 float angle = 0.496 * 6.2831853;
                 float2 dirA = float2(cos(angle) / aspect, sin(angle));
                 float2 dirB = -dirA;