From c3772d11afd94bfb4c7a30682e4696f1dc9ef3f7 Mon Sep 17 00:00:00 2001
From: RuiwenTang <tangruiwen1989@gmail.com>
Date: Sat, 19 Oct 2024 10:09:44 +0800
Subject: [PATCH] gl_engine: ignore masking alpha when calculate inv luma
 masking

---
 src/renderer/gl_engine/tvgGlShaderSrc.cpp | 1 -
 1 file changed, 1 deletion(-)

diff --git a/src/renderer/gl_engine/tvgGlShaderSrc.cpp b/src/renderer/gl_engine/tvgGlShaderSrc.cpp
index 9df79674..523d36b7 100644
--- a/src/renderer/gl_engine/tvgGlShaderSrc.cpp
+++ b/src/renderer/gl_engine/tvgGlShaderSrc.cpp
@@ -387,7 +387,6 @@ void main() {
     vec4 maskColor = texture(uMaskTexture, vUV);                                    \n
                                                                                     \n
     float luma = (0.299 * maskColor.r + 0.587 * maskColor.g + 0.114 * maskColor.b); \n
-    luma *= maskColor.a;                                                            \n
     FragColor = srcColor * (1.0 - luma);                                            \n
 }                                                                                   \n
 );