commit 562f4b2c1e555b853997113bb54b21303d642bc6
author Mathias Agopian <mathias@google.com> Sat Mar 24 17:47:24 2012 -0700
committer Mathias Agopian <mathias@google.com> Wed Apr 11 18:17:30 2012 -0700
tree 6a993b132e8de612b4db7be332f29e9eaae91611
parent ea0c6c9396f1deb7e3580d7c22b684c4abc2955a

handle surfaces posts independently from composition

surfaceflinger will now handle each surface post
as soon as possible and handle the composition
itself at VSYNC time as usual.

Change-Id: I6b1ae33fd56062d86e5419ebab8def0ca5803fbf

services/surfaceflinger/MessageQueue.cpp

diff --git a/services/surfaceflinger/MessageQueue.cpp b/services/surfaceflinger/MessageQueue.cpp
index 290fff4..1ff3567 100644
--- a/services/surfaceflinger/MessageQueue.cpp
+++ b/services/surfaceflinger/MessageQueue.cpp
@@ -133,8 +133,7 @@
 }
 
 void MessageQueue::invalidate() {
-//    mHandler->signalInvalidate();
-    mEvents->requestNextVsync();
+    mHandler->signalInvalidate();
 }
 
 void MessageQueue::refresh() {

services/surfaceflinger/SurfaceFlinger.cpp

diff --git a/services/surfaceflinger/SurfaceFlinger.cpp b/services/surfaceflinger/SurfaceFlinger.cpp
index ce6c4a0..c68f5c1 100644
--- a/services/surfaceflinger/SurfaceFlinger.cpp
+++ b/services/surfaceflinger/SurfaceFlinger.cpp
@@ -407,8 +407,7 @@
 {
     ATRACE_CALL();
     switch (what) {
-        case MessageQueue::REFRESH: {
-//        case MessageQueue::INVALIDATE: {
+        case MessageQueue::INVALIDATE: {
             // if we're in a global transaction, don't do anything.
             const uint32_t mask = eTransactionNeeded | eTraversalNeeded;
             uint32_t transactionFlags = peekTransactionFlags(mask);
@@ -419,20 +418,16 @@
             // post surfaces (if needed)
             handlePageFlip();
 
-//            signalRefresh();
-//
-//        } break;
-//
-//        case MessageQueue::REFRESH: {
+            signalRefresh();
+
+        } break;
+
+        case MessageQueue::REFRESH: {
 
             handleRefresh();
 
             const DisplayHardware& hw(graphicPlane(0).displayHardware());
 
-//            if (mDirtyRegion.isEmpty()) {
-//                return;
-//            }
-
             if (CC_UNLIKELY(mHwWorkListDirty)) {
                 // build the h/w work list
                 handleWorkList();