LogicTimer.h

/* ScummVM - Graphic Adventure Engine
 *
 * ScummVM is the legal property of its developers, whose names
 * are too numerous to list here. Please refer to the COPYRIGHT
 * file distributed with this source distribution.
 *
 * This program 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, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program 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 this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 */

/*
 * Copyright (C) 2006-2010 - Frictional Games
 *
 * This file is part of HPL1 Engine.
 */

#ifndef HPL_LOGICTIMER_H
#define HPL_LOGICTIMER_H

namespace hpl {

class LowLevelSystem;

class cLogicTimer {
public:
    cLogicTimer(int alUpdatesPerSec, LowLevelSystem *apLowLevelSystem);
    ~cLogicTimer();

    void Reset();
    bool WantUpdate();

    void EndUpdateLoop();

    void SetUpdatesPerSec(int alUpdatesPerSec);

    void SetMaxUpdates(int alMax);

    int GetUpdatesPerSec();
    float GetStepSize();

private:
    void Update();

    double mlLocalTime;
    double mlLocalTimeAdd;

    int mlMaxUpdates;
    int mlUpdateCount;

    LowLevelSystem *mpLowLevelSystem;
};

} // namespace hpl

#endif // HPL_LOGICTIMER_H