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Commit ed6d08b7 authored by Mathias Agopian's avatar Mathias Agopian
Browse files

fix "traceGpuCompletion" debug feature 

eglCreateSyncKHR requires a call to glFlush which we were not doing.
fixed by moving the code above eglSwapBuffers(), which both
fixes the problem and gives us a slightly better idea of when
the GPU is done drawing.

Change-Id: Ic826ef1fe25a6247742c3d49d0cb69f4031e3593
parent 2f67faeb

opengl/libs/EGL/eglApi.cpp

+8 −13
Original line number Diff line number Diff line
@@ -960,6 +960,13 @@ EGLBoolean eglSwapBuffers(EGLDisplay dpy, EGLSurface draw) 


    egl_surface_t const * const s = get_surface(draw);



    if (CC_UNLIKELY(dp->traceGpuCompletion)) {

        EGLSyncKHR sync = eglCreateSyncKHR(dpy, EGL_SYNC_FENCE_KHR, NULL);

        if (sync != EGL_NO_SYNC_KHR) {

            FrameCompletionThread::queueSync(sync);

        }

    }



    if (CC_UNLIKELY(dp->finishOnSwap)) {

        uint32_t pixel;

        egl_context_t * const c = get_context( egl_tls_t::getContext() );
@@ -970,19 +977,7 @@ EGLBoolean eglSwapBuffers(EGLDisplay dpy, EGLSurface draw) 
        }

    }



    EGLBoolean result = s->cnx->egl.eglSwapBuffers(dp->disp.dpy, s->surface);



    if (CC_UNLIKELY(dp->traceGpuCompletion)) {

        EGLSyncKHR sync = EGL_NO_SYNC_KHR;

        {

            sync = eglCreateSyncKHR(dpy, EGL_SYNC_FENCE_KHR, NULL);

        }

        if (sync != EGL_NO_SYNC_KHR) {

            FrameCompletionThread::queueSync(sync);

        }

    }



    return result;

    return s->cnx->egl.eglSwapBuffers(dp->disp.dpy, s->surface);

}



EGLBoolean eglCopyBuffers(  EGLDisplay dpy, EGLSurface surface,