Fix rendering order issues of text-label shadow in 3D layers

Shadow was being rendered on top of the text when using a 3D layer.
To ensure shadow is rendered behind the text, the depth-index of the shadow
must be smaller than the depth index of the text.

Change-Id: I702433ceef51a08d57872ba49753a6cfedd24d94

diff --git a/dali-toolkit/internal/text/rendering/atlas/text-atlas-renderer.cpp b/dali-toolkit/internal/text/rendering/atlas/text-atlas-renderer.cpp
index 026b4d6..5af46ef 100644 (file)
--- a/dali-toolkit/internal/text/rendering/atlas/text-atlas-renderer.cpp
+++ b/dali-toolkit/internal/text/rendering/atlas/text-atlas-renderer.cpp
@@ -723,8 +723,8 @@ struct AtlasRenderer::Impl : public ConnectionTracker
 
     Dali::Renderer renderer = Dali::Renderer::New( quadGeometry, material );
 
-    // Ensure shadow is behind the text...
-    renderer.SetDepthIndex( CONTENT_DEPTH_INDEX + mDepth );
+    // Set depth index to -1.0 to make sure shadow is rendered first in 3D layers
+    renderer.SetDepthIndex( -1.0f );
     Actor actor = Actor::New();
     actor.AddRenderer( renderer );
     actor.SetParentOrigin( ParentOrigin::CENTER ); // Keep all of the origins aligned