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// This file contains the Logger class.
6
7#ifndef GPU_COMMAND_BUFFER_SERVICE_LOGGER_H_
8#define GPU_COMMAND_BUFFER_SERVICE_LOGGER_H_
9
10#include <string>
11
12#include "base/callback.h"
13#include "gpu/gpu_export.h"
14
15namespace gpu {
16namespace gles2 {
17
18typedef base::Callback<void(int32 id, const std::string& msg)> MsgCallback;
19
20class DebugMarkerManager;
21
22class GPU_EXPORT Logger {
23 public:
24  static const int kMaxLogMessages = 256;
25
26  explicit Logger(const DebugMarkerManager* debug_marker_manager);
27  ~Logger();
28
29  void LogMessage(const char* filename, int line, const std::string& msg);
30  const std::string& GetLogPrefix() const;
31
32  // Defaults to true. Set to false for the gpu_unittests as they
33  // are explicitly checking errors are generated and so don't need the numerous
34  // messages. Otherwise, chromium code that generates these errors likely has a
35  // bug.
36  void set_log_synthesized_gl_errors(bool enabled) {
37    log_synthesized_gl_errors_ = enabled;
38  }
39
40  void SetMsgCallback(const MsgCallback& callback);
41
42 private:
43  // Uses the current marker to add information to logs.
44  const DebugMarkerManager* debug_marker_manager_;
45  std::string this_in_hex_;
46
47  int log_message_count_;
48  bool log_synthesized_gl_errors_;
49
50  MsgCallback msg_callback_;
51  DISALLOW_COPY_AND_ASSIGN(Logger);
52};
53
54}  // namespace gles2
55}  // namespace gpu
56
57#endif  // GPU_COMMAND_BUFFER_SERVICE_LOGGER_H_
58
59