content/common/gpu/devtools_gpu_instrumentation.cc

   1 // Copyright 2013 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "content/common/gpu/devtools_gpu_instrumentation.h"
   6
   7 #include "base/logging.h"
   8 #include "base/time/time.h"
   9 #include "content/common/gpu/devtools_gpu_agent.h"
  10 #include "content/common/gpu/gpu_channel.h"
  11 #include "content/common/gpu/gpu_channel_manager.h"
  12
  13 namespace content {
  14
  15 bool GpuEventsDispatcher::enabled_ = false;
  16
  17 GpuEventsDispatcher::GpuEventsDispatcher() {
  18 }
  19
  20 GpuEventsDispatcher::~GpuEventsDispatcher() {
  21 }
  22
  23 void GpuEventsDispatcher::AddProcessor(DevToolsGpuAgent* processor) {
  24   DCHECK(CalledOnValidThread());
  25   processors_.push_back(processor);
  26   enabled_ = !processors_.empty();
  27 }
  28
  29 void GpuEventsDispatcher::RemoveProcessor(DevToolsGpuAgent* processor) {
  30   DCHECK(CalledOnValidThread());
  31   processors_.erase(
  32       std::remove(processors_.begin(), processors_.end(), processor),
  33       processors_.end());
  34   enabled_ = !processors_.empty();
  35 }
  36
  37 // static
  38 void GpuEventsDispatcher::DoFireEvent(EventPhase phase,
  39                                       GpuChannel* channel) {
  40   TimeTicks timestamp = base::TimeTicks::NowFromSystemTraceTime();
  41   GpuEventsDispatcher* self =
  42       channel->gpu_channel_manager()->gpu_devtools_events_dispatcher();
  43   DCHECK(self->CalledOnValidThread());
  44   std::vector<DevToolsGpuAgent*>::iterator it;
  45   for (it = self->processors_.begin(); it != self->processors_.end(); ++it) {
  46     (*it)->ProcessEvent(timestamp, phase, channel);
  47   }
  48 }
  49
  50 } // namespace