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triple buffering is now controled by BoardConfig and enabled by default 

use TARGET_DISABLE_TRIPLE_BUFFERING := true to disable
triple buffering.

Change-Id: I9875d6ddefd23c1af9e51e7ee7dec1bacd1e6799
This commit is contained in:
Mathias Agopian 2012-04-23 20:00:16 -07:00
parent 64a1e08b86
commit 7f42a9c47c
2 changed files with 10 additions and 10 deletions
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12
services/surfaceflinger/Android.mk
View File

@ -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 := \

8
services/surfaceflinger/Layer.cpp
View File

@ -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
}