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Commit 7f42a9c4 authored by Mathias Agopian's avatar Mathias Agopian
Browse files

triple buffering is now controled by BoardConfig and enabled by default 

use TARGET_DISABLE_TRIPLE_BUFFERING := true to disable
triple buffering.

Change-Id: I9875d6ddefd23c1af9e51e7ee7dec1bacd1e6799
parent 64a1e08b

services/surfaceflinger/Android.mk

+6 −6
Original line number Diff line number Diff line
@@ -20,19 +20,19 @@ LOCAL_SRC_FILES:= \ 
LOCAL_CFLAGS:= -DLOG_TAG=\"SurfaceFlinger\"

LOCAL_CFLAGS += -DGL_GLEXT_PROTOTYPES -DEGL_EGLEXT_PROTOTYPES



ifeq ($(TARGET_HAS_WAITFORVSYNC), true)

	LOCAL_CFLAGS += -DHAS_WAITFORVSYNC

endif



ifeq ($(TARGET_BOARD_PLATFORM), omap3)

	LOCAL_CFLAGS += -DNO_RGBX_8888

endif

ifeq ($(TARGET_BOARD_PLATFORM), omap4)

	LOCAL_CFLAGS += -DHAS_CONTEXT_PRIORITY

	LOCAL_CFLAGS += -DUSE_TRIPLE_BUFFERING

endif

ifeq ($(TARGET_BOARD_PLATFORM), s5pc110)

	LOCAL_CFLAGS += -DHAS_CONTEXT_PRIORITY -DNEVER_DEFAULT_TO_ASYNC_MODE

	LOCAL_CFLAGS += -DHAS_CONTEXT_PRIORITY

	LOCAL_CFLAGS += -DNEVER_DEFAULT_TO_ASYNC_MODE

endif



ifeq ($(TARGET_DISABLE_TRIPLE_BUFFERING), true)

	LOCAL_CFLAGS += -DTARGET_DISABLE_TRIPLE_BUFFERING

endif



LOCAL_SHARED_LIBRARIES := \

services/surfaceflinger/Layer.cpp

+4 −4
Original line number Diff line number Diff line
@@ -110,11 +110,11 @@ void Layer::onFirstRef() 
    mSurfaceTexture->setFrameAvailableListener(new FrameQueuedListener(this));

    mSurfaceTexture->setSynchronousMode(true);



#ifdef USE_TRIPLE_BUFFERING

#warning "using triple buffering"

    mSurfaceTexture->setBufferCountServer(3);

#else

#ifdef TARGET_DISABLE_TRIPLE_BUFFERING

#warning "disabling triple buffering"

    mSurfaceTexture->setBufferCountServer(2);

#else

    mSurfaceTexture->setBufferCountServer(3);

#endif

}