gpu/command_buffer/service/logger.cc

   1 // Copyright (c) 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 "gpu/command_buffer/service/logger.h"
   6
   7 #include "base/command_line.h"
   8 #include "base/logging.h"
   9 #include "base/strings/string_number_conversions.h"
  10 #include "gpu/command_buffer/common/debug_marker_manager.h"
  11 #include "gpu/command_buffer/service/gpu_switches.h"
  12
  13 namespace gpu {
  14 namespace gles2 {
  15
  16 Logger::Logger(const DebugMarkerManager* debug_marker_manager)
  17     : debug_marker_manager_(debug_marker_manager),
  18       log_message_count_(0),
  19       log_synthesized_gl_errors_(true) {
  20   Logger* this_temp = this;
  21   this_in_hex_ = std::string("GroupMarkerNotSet(crbug.com/242999)!:") +
  22       base::HexEncode(&this_temp, sizeof(this_temp));
  23 }
  24
  25 Logger::~Logger() {}
  26
  27 void Logger::LogMessage(
  28     const char* filename, int line, const std::string& msg) {
  29   if (log_message_count_ < kMaxLogMessages ||
  30       base::CommandLine::ForCurrentProcess()->HasSwitch(
  31           switches::kDisableGLErrorLimit)) {
  32     std::string prefixed_msg(std::string("[") + GetLogPrefix() + "]" + msg);
  33     ++log_message_count_;
  34     // LOG this unless logging is turned off as any chromium code that
  35     // generates these errors probably has a bug.
  36     if (log_synthesized_gl_errors_) {
  37       ::logging::LogMessage(
  38           filename, line, ::logging::LOG_ERROR).stream() << prefixed_msg;
  39     }
  40     if (!msg_callback_.is_null()) {
  41       msg_callback_.Run(0, prefixed_msg);
  42     }
  43   } else {
  44     if (log_message_count_ == kMaxLogMessages) {
  45       ++log_message_count_;
  46       LOG(ERROR)
  47           << "Too many GL errors, not reporting any more for this context."
  48           << " use --disable-gl-error-limit to see all errors.";
  49     }
  50   }
  51 }
  52
  53 const std::string& Logger::GetLogPrefix() const {
  54   const std::string& prefix(debug_marker_manager_->GetMarker());
  55   return prefix.empty() ? this_in_hex_ : prefix;
  56 }
  57
  58 void Logger::SetMsgCallback(const MsgCallback& callback) {
  59   msg_callback_ = callback;
  60 }
  61
  62 }  // namespace gles2
  63 }  // namespace gpu
  64