From 11cb642756093a4af901b1525375b1eb2b5c3e2b Mon Sep 17 00:00:00 2001
From: Romain Guy <romainguy@google.com>
Date: Fri, 21 Sep 2012 00:39:43 -0700
Subject: Update layers in a single batch at the beginning of a frame Bug
 #7186819

Change-Id: Ice5926dfedfb3be3a3064e65008dafa2852407da
---
 libs/hwui/OpenGLRenderer.h | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

(limited to 'libs/hwui/OpenGLRenderer.h')

diff --git a/libs/hwui/OpenGLRenderer.h b/libs/hwui/OpenGLRenderer.h
index 4bbdde18a83d..3e343361eede 100644
--- a/libs/hwui/OpenGLRenderer.h
+++ b/libs/hwui/OpenGLRenderer.h
@@ -132,6 +132,9 @@ public:
     ANDROID_API void attachFunctor(Functor* functor);
     virtual status_t callDrawGLFunction(Functor* functor, Rect& dirty);
 
+    ANDROID_API void pushLayerUpdate(Layer* layer);
+    ANDROID_API void clearLayerUpdates();
+
     ANDROID_API int getSaveCount() const;
     virtual int save(int flags);
     virtual void restore();
@@ -339,6 +342,13 @@ protected:
         return resultMode;
     }
 
+    /**
+     * Set to true to suppress error checks at the end of a frame.
+     */
+    virtual bool suppressErrorChecks() {
+        return false;
+    }
+
 private:
     /**
      * Ensures the state of the renderer is the same as the state of
@@ -720,6 +730,9 @@ private:
     void finishDrawTexture();
     void accountForClear(SkXfermode::Mode mode);
 
+    bool updateLayer(Layer* layer, bool inFrame);
+    void updateLayers();
+
     /**
      * Renders the specified region as a series of rectangles. This method
      * is used for debugging only.
@@ -780,6 +793,8 @@ private:
     Vector<Rect*> mLayers;
     // List of functors to invoke after a frame is drawn
     SortedVector<Functor*> mFunctors;
+    // List of layers to update at the beginning of a frame
+    Vector<Layer*> mLayerUpdates;
 
     // Indentity matrix
     const mat4 mIdentity;
-- 
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