| // Copyright 2013 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef CONTENT_COMMON_GPU_DEVTOOLS_GPU_INSTRUMENTATION_H_ |
| #define CONTENT_COMMON_GPU_DEVTOOLS_GPU_INSTRUMENTATION_H_ |
| |
| #include <vector> |
| |
| #include "base/basictypes.h" |
| #include "base/threading/non_thread_safe.h" |
| |
| namespace content { |
| |
| class DevToolsGpuAgent; |
| class GpuCommandBufferStub; |
| |
| class GpuEventsDispatcher : public base::NonThreadSafe { |
| public: |
| enum EventPhase { |
| kEventStart, |
| kEventFinish |
| }; |
| |
| GpuEventsDispatcher(); |
| ~GpuEventsDispatcher(); |
| |
| void AddProcessor(DevToolsGpuAgent* processor); |
| void RemoveProcessor(DevToolsGpuAgent* processor); |
| |
| static void FireEvent(EventPhase phase, GpuCommandBufferStub* stub) { |
| if (!IsEnabled()) |
| return; |
| DoFireEvent(phase, stub); |
| } |
| |
| private: |
| static bool IsEnabled() { return enabled_; } |
| static void DoFireEvent(EventPhase, GpuCommandBufferStub* stub); |
| |
| static bool enabled_; |
| std::vector<DevToolsGpuAgent*> processors_; |
| }; |
| |
| namespace devtools_gpu_instrumentation { |
| |
| class ScopedGpuTask { |
| public: |
| explicit ScopedGpuTask(GpuCommandBufferStub* stub) : |
| stub_(stub) { |
| GpuEventsDispatcher::FireEvent(GpuEventsDispatcher::kEventStart, stub_); |
| } |
| ~ScopedGpuTask() { |
| GpuEventsDispatcher::FireEvent(GpuEventsDispatcher::kEventFinish, stub_); |
| } |
| private: |
| GpuCommandBufferStub* stub_; |
| DISALLOW_COPY_AND_ASSIGN(ScopedGpuTask); |
| }; |
| |
| } // namespace devtools_gpu_instrumentation |
| |
| } // namespace content |
| |
| #endif // CONTENT_COMMON_GPU_DEVTOOLS_GPU_INSTRUMENTATION_H_ |