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
13namespace gpu {
14namespace gles2 {
15
16Logger::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
25Logger::~Logger() {}
26
27void Logger::LogMessage(
28    const char* filename, int line, const std::string& msg) {
29  if (log_message_count_ < kMaxLogMessages ||
30      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
53const std::string& Logger::GetLogPrefix() const {
54  const std::string& prefix(debug_marker_manager_->GetMarker());
55  return prefix.empty() ? this_in_hex_ : prefix;
56}
57
58void Logger::SetMsgCallback(const MsgCallback& callback) {
59  msg_callback_ = callback;
60}
61
62}  // namespace gles2
63}  // namespace gpu
64
65