transmission.h

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/***************************************************************************

    file                 : transmission.h
    created              : Mon Apr 16 16:04:36 CEST 2001
    copyright            : (C) 2001 by Eric Espi�
    email                : Eric.Espie@torcs.org
    version              : $Id$

 ***************************************************************************/

/***************************************************************************
 *                                                                         *
 *   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 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 ***************************************************************************/
 
#ifndef _TRANSMISSION_H_
#define _TRANSMISSION_H_

typedef struct 
{
    int     gear;
    int     gearMin;
    int     gearMax;
} tGearbox;

typedef struct
{
    int     state;
#define CLUTCH_APPLIED   1
#define CLUTCH_RELEASED  0
#define CLUTCH_RELEASING 2
    int     mode;
#define CLUTCH_AUTO 0
#define CLUTCH_MANUAL   1
    tdble   timeToRelease;  /* remaining time before releasing the clutch pedal */
    tdble   releaseTime;    /* time needed for releasing the clutch pedal */
    tdble   transferValue;  /* 1.0 -> released, 0.0 -> applied */
} tClutch;

typedef struct
{
    tGearbox    gearbox;
    tClutch clutch;
    int     type;
#define TRANS_RWD   0
#define TRANS_FWD   1
#define TRANS_4WD   2
    tdble   overallRatio[MAX_GEARS];    /* including final drive ratio */
    tdble   driveI[MAX_GEARS];      /* Inertia (including engine) */
    tdble   freeI[MAX_GEARS];       /* Inertia when clutch is applied (wheels side) */
    tdble   gearEff[MAX_GEARS];     /* Gear Efficiency */
    tdble   curOverallRatio;
    tdble   curI;

#define TRANS_FRONT_DIFF    0
#define TRANS_REAR_DIFF     1
#define TRANS_CENTRAL_DIFF  2
    tDifferential   differential[3];
} tTransmission;


#endif /* _TRANSMISSION_H_ */