SF: RefreshRateOverlay: Create buffers on demand
Currently RefreshRateOverlay precomputes the buffers for all available
refresh rates on startup. Since the refresh rates can change
(e.g. on AndroidTV) it's better to create the buffers on demand.
Bug: 159590486
Test: adb shell service call SurfaceFlinger 1034 i32 1
Change-Id: I49732f4b62b41750c5a3cf4020b2dc23b8f3730b
diff --git a/services/surfaceflinger/RefreshRateOverlay.h b/services/surfaceflinger/RefreshRateOverlay.h
index 1a8938f..4ca1337 100644
--- a/services/surfaceflinger/RefreshRateOverlay.h
+++ b/services/surfaceflinger/RefreshRateOverlay.h
@@ -43,6 +43,7 @@
void setViewport(ui::Size);
void changeRefreshRate(const RefreshRate&);
void onInvalidate();
+ void reset();
private:
class SevenSegmentDrawer {
@@ -71,7 +72,7 @@
};
bool createLayer();
- void primeCache();
+ const std::vector<sp<GraphicBuffer>>& getOrCreateBuffers(uint32_t fps);
SurfaceFlinger& mFlinger;
const sp<Client> mClient;
@@ -87,6 +88,10 @@
const half3 HIGH_FPS_COLOR = half3(0.0f, 1.0f, 0.0f);
const bool mShowSpinner;
+
+ // Interpolate the colors between these values.
+ uint32_t mLowFps;
+ uint32_t mHighFps;
};
} // namespace android