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Commit 03aca1be authored by Victor(Weiguo) Pan's avatar Victor(Weiguo) Pan Committed by Ricardo Cerqueira
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performance tuneup 

Add glFinish() to prevent the impedence mismatch
   between software-rendered surfaceflinger surfaces
   in another thread.

Bug 814812

Change-Id: Ie5c24c8829e9b90a95e86e013fec9dae946deaaa
parent 6ef9ffe2

services/surfaceflinger/DisplayHardware/DisplayHardware.cpp

+3 −0
Original line number Diff line number Diff line
@@ -332,6 +332,9 @@ void DisplayHardware::flip(const Region& dirty) const 
    

    mPageFlipCount++;

    eglSwapBuffers(dpy, surface);

    // glFinish here prevents the impedence mismatch between software-rendered

    // surfaceflinger surfaces in another thread. Shows no perf loss with vsync on.

    glFinish();

    checkEGLErrors("eglSwapBuffers");



    // for debugging