framerate_type.h

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/*
 * This file is part of OpenTTD.
 * OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
 * OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 * See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <https://www.gnu.org/licenses/old-licenses/gpl-2.0>.
 */

 
#ifndef FRAMERATE_TYPE_H
#define FRAMERATE_TYPE_H
 
#include "core/enum_type.hpp"

enum class PerformanceElement : uint8_t {
  GameLoop, 
  GameLoopEconomy, 
  GameLoopTrains, 
  GameLoopRoadVehicles, 
  GameLoopShips, 
  GameLoopAircraft, 
  GameLoopLandscape, 
  GameLoopLinkGraph, 
  Drawing, 
  ViewportDrawing, 
  Video, 
  Sound, 
  AllScripts, 
  GameScript, 
  AI0, 
  AI1, 
  AI2, 
  AI3, 
  AI4, 
  AI5, 
  AI6, 
  AI7, 
  AI8, 
  AI9, 
  AI10, 
  AI11, 
  AI12, 
  AI13, 
  AI14, 
  End, 
};
DECLARE_ENUM_AS_SEQUENTIAL(PerformanceElement)
 

typedef uint64_t TimingMeasurement;

class PerformanceMeasurer {
  PerformanceElement elem;
  TimingMeasurement start_time;
public:
  PerformanceMeasurer(PerformanceElement elem);
  ~PerformanceMeasurer();
  void SetExpectedRate(double rate);
  static void SetInactive(PerformanceElement elem);
  static void Paused(PerformanceElement elem);
};

class PerformanceAccumulator {
  PerformanceElement elem;
  TimingMeasurement start_time;
public:
  PerformanceAccumulator(PerformanceElement elem);
  ~PerformanceAccumulator();
  static void Reset(PerformanceElement elem);
};
 
void ShowFramerateWindow();
void ProcessPendingPerformanceMeasurements();
 
#endif /* FRAMERATE_TYPE_H */