0001-p500-force-enable-surface-dithering.patch

From 2b61d518c62b8076356b47b215ae78f5dba6fb54 Mon Sep 17 00:00:00 2001
From: Adam Farden <adam@farden.cz>
Date: Tue, 27 Mar 2012 23:15:35 +0200
Subject: [PATCH] p500: force enable surface dithering

Change-Id: I7706e485aa9e1a9201c7e29b7918e0617bf01be2
---
 services/surfaceflinger/Layer.cpp          |    2 +-
 services/surfaceflinger/LayerBase.h        |    2 +-
 services/surfaceflinger/SurfaceFlinger.cpp |    2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/services/surfaceflinger/Layer.cpp b/services/surfaceflinger/Layer.cpp
index 045a9d4..aea2a02 100644
--- a/services/surfaceflinger/Layer.cpp
+++ b/services/surfaceflinger/Layer.cpp
@@ -61,7 +61,7 @@ Layer::Layer(SurfaceFlinger* flinger,
         mFormat(PIXEL_FORMAT_NONE),
         mGLExtensions(GLExtensions::getInstance()),
         mOpaqueLayer(true),
-        mNeedsDithering(false),
+        mNeedsDithering(true),
         mSecure(false),
 #ifdef QCOM_HARDWARE
         mLayerQcomFlags(0),
diff --git a/services/surfaceflinger/LayerBase.h b/services/surfaceflinger/LayerBase.h
index ee726f4..da8defa 100644
--- a/services/surfaceflinger/LayerBase.h
+++ b/services/surfaceflinger/LayerBase.h
@@ -189,7 +189,7 @@ public:
     /**
      * needsDithering - true if this surface needs dithering
      */
-    virtual bool needsDithering() const { return false; }
+    virtual bool needsDithering() const { return true; }
 
     /**
      * needsLinearFiltering - true if this surface's state requires filtering
diff --git a/services/surfaceflinger/SurfaceFlinger.cpp b/services/surfaceflinger/SurfaceFlinger.cpp
index 5623776..1c71a2a 100644
--- a/services/surfaceflinger/SurfaceFlinger.cpp
+++ b/services/surfaceflinger/SurfaceFlinger.cpp
@@ -277,7 +277,7 @@ status_t SurfaceFlinger::readyToRun()
     glEnableClientState(GL_VERTEX_ARRAY);
     glEnable(GL_SCISSOR_TEST);
     glShadeModel(GL_FLAT);
-    glDisable(GL_DITHER);
+    glEnable(GL_DITHER);
     glDisable(GL_CULL_FACE);
 
     const uint16_t g0 = pack565(0x0F,0x1F,0x0F);
-- 
1.7.5.4