Re-Volt: /Users/frarees/Desktop/rv1/source/canned/NewCar.h Source File

00001 
00002 
00003 #ifndef __NEWCAR_H__
00004 #define __NEWCAR_H__
00005 
00006 #define NEWCAR_PIECEPRESENT (0x1)
00007 #define NEWCAR_PICKED_UP  (0x2)
00008 
00009 #define NEWCAR_PRMLEVEL   1
00010 #define NEWCAR_NWHEELS    4
00011 
00012 #define CAR_SHIFT_MAG Real(5)
00013 
00014 // Structure to hold the info on a piece of a car
00015 typedef struct {
00016   long  Status;
00017   int   ModelNumber;
00018   VECTOR  ModelOffset;
00019 } NEWCAR_PIECEINFO;
00020 
00021 // Structure to hold the model and offset info for a car 
00022 typedef struct {
00023   int   TPage;
00024   NEWCAR_PIECEINFO  Body;
00025   NEWCAR_PIECEINFO  Wheel[NEWCAR_NWHEELS];
00026   NEWCAR_PIECEINFO  Springs[NEWCAR_NWHEELS];
00027   NEWCAR_PIECEINFO  Pins[NEWCAR_NWHEELS];
00028   NEWCAR_PIECEINFO  Axles[NEWCAR_NWHEELS];
00029 } NEWCAR_RENDERINFO;
00030 
00031 
00032 // Storage of each car's physical properties
00033 typedef struct {
00034   REAL  Mass;
00035   REAL  Radius;
00036 
00037   REAL  AxleFriction;
00038   REAL  StaticFriction;
00039   REAL  KineticFriction;
00040   REAL  Gravity;
00041   
00042   VECTOR  WheelOffset;
00043 } NEWWHEEL_DATA;
00044 
00045 typedef struct {
00046   REAL  Mass;
00047   MATRIX  Inertia;
00048 
00049   REAL  Hardness;
00050   REAL  Resistance;
00051   REAL  StaticFriction;
00052   REAL  KineticFriction;
00053 
00054   REAL  Gravity;
00055 
00056   VECTOR  BodyOffset;
00057   NEWWHEEL_DATA WheelData[NEWCAR_NWHEELS];
00058 } NEWCAR_DATA;
00059 
00060 
00061 // Structure to hold all the model data which can
00062 // be instanced from within the NEWCAR structure
00063 typedef struct {
00064 
00065   int   NBodies, NWheels, NSprings, NPins, NAxles;
00066   MODEL *Bodies;
00067   MODEL *Wheels;
00068   MODEL *Springs;
00069   MODEL *Pins;
00070   MODEL *Axles;
00071 
00072 } CARSTORE, *PCARSTORE;
00073 
00074 typedef struct {
00075   // In-game car controls
00076   int TurnLeft;
00077   int TurnRight;
00078   int Accelerate;
00079   int Decelerate;
00080   // Put back at home
00081   int Reset;
00082   // Move car freely
00083   int Pickup;
00084   int Drop;
00085   int MoveXPos;
00086   int MoveXNeg;
00087   int MoveYPos;
00088   int MoveYNeg;
00089   int MoveZPos;
00090   int MoveZNeg;
00091 } NEWCARKEYS;
00092 
00093 // Structure to hold all info relevant to a single car
00094 typedef struct {
00095   long    Status;
00096 
00097   REAL    SteerAngle;     // Angle of steering wheel
00098   REAL    SteerStep;
00099   REAL    EngineVolt;     // Power on the engine
00100   REAL    EngineStep;
00101 
00102 
00103   NEWBODY   Body;
00104   MODEL   *BodyModel;
00105   VECTOR    BodyOffset;
00106 
00107   AERIAL    Aerial;
00108   MODEL   *AerialModel[2];
00109   VECTOR    AerialOffset;
00110 
00111   WHEEL Wheel[NEWCAR_NWHEELS];
00112   MODEL   *WheelModel[NEWCAR_NWHEELS];
00113   VECTOR    WheelOffset[NEWCAR_NWHEELS];
00114 
00115 } NEWCAR, *PNEWCAR;
00116 
00118 // Defines
00119 #define IsPiecePresent(piece) ((piece)->Status & NEWCAR_PIECEPRESENT)
00120 
00121 #define IsCarPickedUp(pCar) ((pCar)->Status & NEWCAR_PICKED_UP)
00122 #define CarPickup(pCar) ((pCar)->Status |= NEWCAR_PICKED_UP)
00123 #define CarDrop(pCar) ((pCar)->Status &= ~NEWCAR_PICKED_UP)
00124 
00125 #define CarTurnLeft(pCar) \
00126 { \
00127   (pCar)->SteerAngle -= (pCar)->SteerStep; \
00128   if ((pCar)->SteerAngle < -ONE) (pCar)->SteerAngle = -ONE; \
00129 }
00130 #define CarTurnRight(pCar) \
00131 { \
00132   (pCar)->SteerAngle += (pCar)->SteerStep; \
00133   if ((pCar)->SteerAngle > ONE) (pCar)->SteerAngle = ONE; \
00134 }
00135 
00136 #define CarAccelerate(pCar) \
00137 { \
00138   (pCar)->EngineVolt += (pCar)->EngineStep; \
00139   if ((pCar)->EngineVolt > ONE) (pCar)->EngineVolt = ONE; \
00140 }
00141 #define CarDecelerate(pCar) \
00142 { \
00143   (pCar)->EngineVolt -= (pCar)->EngineStep; \
00144   if ((pCar)->EngineVolt < -ONE) (pCar)->EngineVolt = -ONE; \
00145 }
00146 
00147 #define CarTranslate(pCar, trans) \
00148 { \
00149   VecPlusEqVec(&(pCar)->Body.Centre.Pos, trans); \
00150 }
00151 
00152 #define CarReset(pCar) NULL;
00153 
00155 // external function prototypes
00156 extern NEWCAR *CreateNewCars(unsigned short nCars);
00157 extern void DestroyNewCars(NEWCAR *car);
00158 extern void SetupNewCar(NEWCAR *car, int CarNumber);
00159 extern void SetNewCarPos(NEWCAR *car, VECTOR *pos);
00160 
00161 extern void BuildNewCarEyeMatrix(NEWCAR *pCar);
00162 extern void DrawNewCar(NEWCAR *car);
00163 
00164 extern CARSTORE *CreateCarStore(int nBodies, 
00165                 int nWheels, 
00166                 int nSprings, 
00167                 int nPins, 
00168                 int nAxles);
00169 extern void DestroyCarStore(CARSTORE *carStore);
00170 extern bool LoadCarStoreModels(CARSTORE *carStore);
00171 
00172 extern void NewCarProcessKeys(NEWCAR *pCar, NEWCARKEYS *carKeys);
00173 extern void UpdateNewCars(REAL dt);
00174 
00175 
00176 
00178 // external variables
00179 extern char PrmLevel;
00180 
00181 
00182 #endif