Merge "TouchLatency: don't recreate DecimalFormat on every frame" (d383cb10) · Commits · e / os / android_frameworks_base

tests/TouchLatency/app/src/main/java/com/prefabulated/touchlatency/TouchLatencyActivity.java

+6 −3

Original line number	Diff line number	Diff line
		@@ -73,6 +73,10 @@ class TouchLatencyView extends View implements View.OnTouchListener {
		mFps = 0;
		mLastFpsUpdate = 0;
		mFrameCount = 0;

		mDf = new DecimalFormat("fps: #.##");
		mDf.setRoundingMode(RoundingMode.HALF_UP);

		Trace.endSection();
		}

		@@ -181,9 +185,7 @@ class TouchLatencyView extends View implements View.OnTouchListener {
		// Draw the ball
		canvas.drawColor(BACKGROUND_COLOR);
		canvas.drawOval(left, top, right, bottom, getBallColor());
		DecimalFormat df = new DecimalFormat("fps: #.##");
		df.setRoundingMode(RoundingMode.HALF_UP);
		canvas.drawText(df.format(mFps), width, 100, mTextPaint);
		canvas.drawText(mDf.format(mFps), width, 100, mTextPaint);

		invalidate();
		Trace.endSection();
		@@ -220,6 +222,7 @@ class TouchLatencyView extends View implements View.OnTouchListener {

		private long mLastDrawNano, mLastFpsUpdate, mFrameCount;
		private float mFps;
		private DecimalFormat mDf;
		}

		public class TouchLatencyActivity extends Activity {