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/*
* Copyright 2016 Google Inc. All Rights Reserved.
*
* 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 GLIMP_TRACING_TRACING_H_
#define GLIMP_TRACING_TRACING_H_
#if !defined(ENABLE_GLIMP_TRACING)
#define GLIMP_TRACE_EVENT0(event)
#else // !defined(ENABLE_GLIMP_TRACING)
#define GLIMP_TRACE_EVENT0(event) \
glimp::ScopedTraceEvent profileScope##__LINE__(event)
namespace glimp {
class ScopedTraceEvent {
public:
explicit ScopedTraceEvent(const char* name);
~ScopedTraceEvent();
private:
const char* name_;
};
// Clients should implement TraceEventImpl so that the desired activities occur
// when we start and end a trace. For example, this might get hooked up to
// TRACE_EVENT_BEGIN0() and TRACE_EVENT_END0() if Chromium's base trace_event
// system is available. Then, SetTraceEventImplementation() should be called
// by the client to make install the client's TraceEventImpl.
class TraceEventImpl {
public:
virtual void BeginTrace(const char* name) = 0;
virtual void EndTrace(const char* name) = 0;
};
void SetTraceEventImplementation(TraceEventImpl* impl);
} // namespace glimp
#endif // !defined(ENABLE_GLIMP_TRACING)
#endif // GLIMP_TRACING_TRACING_H_