gpu/command_buffer/common/debug_marker_manager.h

   1 // Copyright (c) 2012 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 #ifndef GPU_COMMAND_BUFFER_SERVICE_DEBUG_MARKER_MANAGER_H_
   6 #define GPU_COMMAND_BUFFER_SERVICE_DEBUG_MARKER_MANAGER_H_
   7
   8 #include <stack>
   9 #include <string>
  10 #include "gpu/gpu_export.h"
  11
  12 namespace gpu {
  13 namespace gles2 {
  14
  15 // Tracks debug marker.
  16 class GPU_EXPORT DebugMarkerManager {
  17  public:
  18    DebugMarkerManager();
  19    ~DebugMarkerManager();
  20
  21   // Gets the current marker on the top group.
  22   const std::string& GetMarker() const;
  23   // Sets the current marker on the top group.
  24   void SetMarker(const std::string& marker);
  25   // Pushes a new group.
  26   void PushGroup(const std::string& name);
  27   // Removes the top group. This is safe to call even when stack is empty.
  28   void PopGroup(void);
  29
  30  private:
  31   // Info about Buffers currently in the system.
  32   class Group {
  33    public:
  34     explicit Group(const std::string& name);
  35     ~Group();
  36
  37     const std::string& name() const {
  38       return name_;
  39     }
  40
  41     void SetMarker(const std::string& marker);
  42
  43     const std::string& marker() const {
  44       return marker_;
  45     }
  46
  47    private:
  48     std::string name_;
  49     std::string marker_;
  50   };
  51
  52   typedef std::stack<Group> GroupStack;
  53
  54   GroupStack group_stack_;
  55   std::string empty_;
  56 };
  57
  58 }  // namespace gles2
  59 }  // namespace gpu
  60
  61 #endif  // GPU_COMMAND_BUFFER_SERVICE_DEBUG_MARKER_MANAGER_H_
  62