Lazy initialize the choreographer (a8b62357) · Commits · e / os / android_frameworks_base

packages/SystemUI/shared/src/com/android/systemui/shared/tracing/FrameProtoTracer.java

+4 −2

Original line number	Diff line number	Diff line
		@@ -49,7 +49,7 @@ public class FrameProtoTracer<P, S extends P, T extends P, R>
		private final TraceBuffer<P, S, T> mBuffer;
		private final File mTraceFile;
		private final ProtoTraceParams<P, S, T, R> mParams;
		private final Choreographer mChoreographer;
		private Choreographer mChoreographer;
		private final Queue<T> mPool = new LinkedList<>();
		private final ArrayList<ProtoTraceable<R>> mTraceables = new ArrayList<>();
		private final ArrayList<ProtoTraceable<R>> mTmpTraceables = new ArrayList<>();
		@@ -94,7 +94,6 @@ public class FrameProtoTracer<P, S extends P, T extends P, R>
		}
		});
		mTraceFile = params.getTraceFile();
		mChoreographer = Choreographer.getMainThreadInstance();
		}

		public void start() {
		@@ -140,6 +139,9 @@ public class FrameProtoTracer<P, S extends P, T extends P, R>
		}

		// Schedule an update on the next frame
		if (mChoreographer == null) {
		mChoreographer = Choreographer.getMainThreadInstance();
		}
		mChoreographer.postFrameCallback(this);
		mFrameScheduled = true;
		}