commit b42b1ac1587aebda5e2f334d95b620271fafba4e
author Jesse Hall <jessehall@google.com> Thu Jun 28 14:27:53 2012 -0700
committer Jesse Hall <jessehall@google.com> Sat Jun 30 21:38:51 2012 -0700
tree 5852fb46f80587194d109b3baa04a91af443181b
parent c777b0b3b9b0ea5d8e378fccde6935765e28e329

Return fence from acquireBuffer

Change-Id: Iab22054c1dc4fd84affab3cc5bbdcd5a1e689666

libs/gui/SurfaceTexture.cpp

diff --git a/libs/gui/SurfaceTexture.cpp b/libs/gui/SurfaceTexture.cpp
index 9a36bf9..435a665 100644
--- a/libs/gui/SurfaceTexture.cpp
+++ b/libs/gui/SurfaceTexture.cpp
@@ -236,8 +236,7 @@
         // not accept this buffer. this is used by SurfaceFlinger to
         // reject buffers which have the wrong size
         if (rejecter && rejecter->reject(mEGLSlots[buf].mGraphicBuffer, item)) {
-            mBufferQueue->releaseBuffer(buf, dpy, EGL_NO_SYNC_KHR,
-                    Fence::NO_FENCE);
+            mBufferQueue->releaseBuffer(buf, dpy, EGL_NO_SYNC_KHR, item.mFence);
             glBindTexture(mTexTarget, mTexName);
             return NO_ERROR;
         }
@@ -261,6 +260,14 @@
             }
         }
 
+        // Temporary; fence will be provided to clients soon
+        if (item.mFence.get()) {
+            err = item.mFence->wait(Fence::TIMEOUT_NEVER);
+            if (err != OK) {
+                ST_LOGE("updateTexImage: failure waiting for fence: %d", err);
+            }
+        }
+
         if (err == NO_ERROR) {
             GLint error;
             while ((error = glGetError()) != GL_NO_ERROR) {
@@ -284,8 +291,7 @@
         if (err != NO_ERROR) {
             // Release the buffer we just acquired.  It's not safe to
             // release the old buffer, so instead we just drop the new frame.
-            mBufferQueue->releaseBuffer(buf, dpy, EGL_NO_SYNC_KHR,
-                    Fence::NO_FENCE);
+            mBufferQueue->releaseBuffer(buf, dpy, EGL_NO_SYNC_KHR, item.mFence);
             return err;
         }