Fix the text artifact (i.e. vertical lines below the text) while scrolling

Change-Id: Ia9af286cbf5e4dbd551cee73bd1c41dd3674cd4d

diff --git a/dali-toolkit/internal/text/text-scroller.cpp b/dali-toolkit/internal/text/text-scroller.cpp
index e85a2fd..dbc16eb 100644 (file)
--- a/dali-toolkit/internal/text/text-scroller.cpp
+++ b/dali-toolkit/internal/text/text-scroller.cpp
@@ -84,6 +84,8 @@ const char* FRAGMENT_SHADER = DALI_COMPOSE_SHADER(
   \n
   void main()\n
   {\n
   \n
   void main()\n
   {\n

+    if ( vTexCoord.y > 1.0 )\n
+      discard;\n

     gl_FragColor = texture2D( sTexture, vTexCoord );\n
   }\n
 );
     gl_FragColor = texture2D( sTexture, vTexCoord );\n
   }\n
 );