Multithreaded Surface Replayer that replays traces
Change-Id: Id8d17f74e00d4796e1ea266bdaf9e8dd0af6475b
diff --git a/cmds/surfacereplayer/replayer/Event.h b/cmds/surfacereplayer/replayer/Event.h
new file mode 100644
index 0000000..44b60f5
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+++ b/cmds/surfacereplayer/replayer/Event.h
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+/*
+ * Copyright 2016 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef ANDROID_SURFACEREPLAYER_EVENT_H
+#define ANDROID_SURFACEREPLAYER_EVENT_H
+
+#include <frameworks/native/cmds/surfacereplayer/proto/src/trace.pb.h>
+
+#include <condition_variable>
+#include <mutex>
+
+namespace android {
+
+class Event {
+ public:
+ Event(Increment::IncrementCase);
+
+ enum class EventState {
+ SettingUp, // Completing as much time-independent work as possible
+ Waiting, // Waiting for signal from main thread to finish execution
+ Signaled, // Signaled by main thread, about to immediately switch to Running
+ Running // Finishing execution of rest of work
+ };
+
+ void readyToExecute();
+ void complete();
+
+ Increment::IncrementCase getIncrementType();
+
+ private:
+ void waitUntil(EventState state);
+ void changeState(EventState state);
+
+ std::mutex mLock;
+ std::condition_variable mCond;
+
+ EventState mState = EventState::SettingUp;
+
+ Increment::IncrementCase mIncrementType;
+};
+}
+#endif