Hookup the GPUTrace events.

gpu/command_buffer/service/gles2_cmd_decoder.cc

 // Copyright (c) 2012 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.
 
 #include "gpu/command_buffer/service/gles2_cmd_decoder.h"
 
 #include <stdio.h>
 
 #include <algorithm>
 #include <list>
@@ skipping 22 matching lines @@
 #include "gpu/command_buffer/service/buffer_manager.h"
 #include "gpu/command_buffer/service/cmd_buffer_engine.h"
 #include "gpu/command_buffer/service/context_group.h"
 #include "gpu/command_buffer/service/context_state.h"
 #include "gpu/command_buffer/service/feature_info.h"
 #include "gpu/command_buffer/service/framebuffer_manager.h"
 #include "gpu/command_buffer/service/gl_utils.h"
 #include "gpu/command_buffer/service/gles2_cmd_copy_texture_chromium.h"
 #include "gpu/command_buffer/service/gles2_cmd_validation.h"
 #include "gpu/command_buffer/service/gpu_switches.h"
-#include "gpu/command_buffer/service/gpu_trace.h"
+#include "gpu/command_buffer/service/gpu_tracer.h"
 #include "gpu/command_buffer/service/image_manager.h"
 #include "gpu/command_buffer/service/mailbox_manager.h"
 #include "gpu/command_buffer/service/memory_tracking.h"
 #include "gpu/command_buffer/service/program_manager.h"
 #include "gpu/command_buffer/service/query_manager.h"
 #include "gpu/command_buffer/service/renderbuffer_manager.h"
 #include "gpu/command_buffer/service/shader_manager.h"
 #include "gpu/command_buffer/service/shader_translator.h"
 #include "gpu/command_buffer/service/shader_translator_cache.h"
 #include "gpu/command_buffer/service/stream_texture.h"
@@ skipping 1646 matching lines @@
 
   // Cached values of the currently assigned viewport dimensions.
   GLsizei viewport_max_width_;
   GLsizei viewport_max_height_;
 
   // Command buffer stats.
   int texture_upload_count_;
   base::TimeDelta total_texture_upload_time_;
   base::TimeDelta total_processing_commands_time_;
 
-  std::stack<linked_ptr<GPUTrace> > gpu_trace_stack_;
+  scoped_ptr<GPUTracer> gpu_tracer_;
 
   DISALLOW_COPY_AND_ASSIGN(GLES2DecoderImpl);
 };
 
 ScopedGLErrorSuppressor::ScopedGLErrorSuppressor(GLES2DecoderImpl* decoder)
     : decoder_(decoder) {
   decoder_->CopyRealGLErrorsToWrapper();
 }
 
 ScopedGLErrorSuppressor::~ScopedGLErrorSuppressor() {
@@ skipping 441 matching lines @@
     const scoped_refptr<gfx::GLContext>& context,
     bool offscreen,
     const gfx::Size& size,
     const DisallowedFeatures& disallowed_features,
     const char* allowed_extensions,
     const std::vector<int32>& attribs) {
   TRACE_EVENT0("gpu", "GLES2DecoderImpl::Initialize");
   DCHECK(context->IsCurrent(surface.get()));
   DCHECK(!context_.get());
 
+  gpu_tracer_ = GPUTracer::Create();
+
   if (CommandLine::ForCurrentProcess()->HasSwitch(
       switches::kEnableGPUDebugging)) {
     set_debug(true);
   }
 
   if (CommandLine::ForCurrentProcess()->HasSwitch(
       switches::kEnableGPUCommandLogging)) {
     set_log_commands(true);
   }
 
@@ skipping 7688 matching lines @@
 error::Error GLES2DecoderImpl::HandleTraceBeginCHROMIUM(
     uint32 immediate_data_size, const gles2::TraceBeginCHROMIUM& c) {
   Bucket* bucket = GetBucket(c.bucket_id);
   if (!bucket || bucket->size() == 0) {
     return error::kInvalidArguments;
   }
   std::string command_name;
   if (!bucket->GetAsString(&command_name)) {
     return error::kInvalidArguments;
   }
-
-  linked_ptr<GPUTrace> trace(new GPUTrace(command_name));
-  trace->EnableStartTrace();
-  gpu_trace_stack_.push(trace);
-
+  TRACE_EVENT_COPY_ASYNC_BEGIN0("gpu", command_name.c_str(), this);
+  if (!gpu_tracer_->Begin(command_name)) {
+    SetGLError(GL_INVALID_OPERATION,
+               "glTraceBeginCHROMIUM", "unable to create begin trace");
+    return error::kNoError;
+  }
   return error::kNoError;
 }
 
 void GLES2DecoderImpl::DoTraceEndCHROMIUM() {
-  if (gpu_trace_stack_.empty()) {
+  if (gpu_tracer_->CurrentName().empty()) {
     SetGLError(GL_INVALID_OPERATION,
                "glTraceEndCHROMIUM", "no trace begin found");
     return;
   }
-
-  linked_ptr<GPUTrace> trace = gpu_trace_stack_.top();
-  trace->EnableEndTrace();
-  gpu_trace_stack_.pop();
+  TRACE_EVENT_COPY_ASYNC_END0("gpu", gpu_tracer_->CurrentName().c_str(), this);
+  gpu_tracer_->End();
 }
 
 bool GLES2DecoderImpl::ValidateAsyncTransfer(
     const char* function_name,
     TextureManager::TextureInfo* info,
     GLenum target,
     GLint level,
     const void * data) {
   // We only support async uploads to 2D textures for now.
   if (GL_TEXTURE_2D != target) {
@@ skipping 187 matching lines @@
   return error::kNoError;
 }
 
 // Include the auto-generated part of this file. We split this because it means
 // we can easily edit the non-auto generated parts right here in this file
 // instead of having to edit some template or the code generator.
 #include "gpu/command_buffer/service/gles2_cmd_decoder_autogen.h"
 
 }  // namespace gles2
 }  // namespace gpu