From 81f3867fd5370e359056dfa482ff0c617e872e2d Mon Sep 17 00:00:00 2001
From: "Jinho, Lee" <jeano.lee@samsung.com>
Date: Thu, 7 Dec 2017 18:02:05 +0900
Subject: [PATCH] [4.0] Fixed text scroller pre multiplied alpha issue.

Change-Id: Id35f46c30af5b5f14536a879af93f299e467db26
---
 dali-toolkit/internal/text/text-scroller.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/dali-toolkit/internal/text/text-scroller.cpp b/dali-toolkit/internal/text/text-scroller.cpp
index 6f57700..f8089a2 100644
--- a/dali-toolkit/internal/text/text-scroller.cpp
+++ b/dali-toolkit/internal/text/text-scroller.cpp
@@ -97,6 +97,7 @@ const char* FRAGMENT_SHADER = DALI_COMPOSE_SHADER(
       discard;\n
     \n
     mediump vec4 textTexture = texture2D( sTexture, vTexCoord );\n
+    textTexture.rgb *= mix( 1.0, textTexture.a, preMultipliedAlpha );\n
     \n
     gl_FragColor = textTexture * uColor * visualMixColor();
   }\n
-- 
2.7.4