// ***********************************************
// USEFUL.H - some general rubbish and structures
// ***********************************************

#ifndef _USEFUL_
#define _USEFUL_

// **** includes
#include <libps.h>
#include "graphics.h"

// **** defines
#define TRUE    (1)
#define FALSE   (0)
#define BitSet(_v,_b) \
        *(_v) = *(_v) | (_b)
#define BitCheck(_v,_b) \
        (*(_v) & (_b))
#define BitClear(_v,_b) \
        (*(_v) = *(_v) - (*(_v) & (_b)))
#define SetRect(_r,_x,_y,_w,_h) \
        (_r)->x = (_x), (_r)->y = (_y), (_r)->w = (_w), (_r)->h = (_h)
#define SetRGB(_o,_r,_g,_b) \
        (_o)->r = (_r), (_o)->g = (_g), (_o)->b = (_b)

// **** global structures (can only be defined once)
typedef struct
    {
    u_long  xPos, yPos, zPos;
    u_char  x0, y0, x1, y1;
    } CAMERASINGLETYPE;

typedef struct
    {
    u_long  numCameras;
    CAMERASINGLETYPE    camera[16];
    } CAMERAINFOTYPE;

typedef struct
    {
    u_long  x,z;
    u_char  type;
    u_char  orientation;
    u_char  r,g,b;
    } OBJECTSINGLETYPE;

typedef struct
    {
    u_char  numObjects;
    OBJECTSINGLETYPE    object[50];
    } OBJECTINFOTYPE;

typedef struct
    {
    u_char  xPos, zPos;
    u_char  direction;  
    } ENTRANCETYPE;

typedef struct
    {
    u_char  mapTo, entranceTo;
    u_char  x0, y0, x1, y1;
    } EXITSINGLETYPE;

typedef struct
    {
    u_char  numExits;
    EXITSINGLETYPE  exit[10];
    } EXITINFOTYPE;

typedef struct
    {
    u_char  type;
    u_long	modelAddr;
    u_char	state;
	u_char 	howToHandle;
    u_char  orientation;
    long    scaleX, scaleY, scaleZ;
    u_char  r,g,b;
    } SMALLCHARACTERTYPE;

typedef struct
    {
	Model	charModel;
	SVECTOR	charVector;
	u_char 	howToHandle;
    u_char  type;
    u_char  state;
    short   health;
    long    scaleX, scaleY, scaleZ;
    long    momentumX, momentumY, momentumZ;
    } LARGECHARACTERTYPE;

typedef struct
    {
    u_char  music;
    u_char	fight;
    u_long  heightAddr, colourAddr, textureAddr;

    u_char	weather;
    u_char  background, middleground;
    u_char  skyBottom[3], skyTop[3], middle[3];

    CAMERAINFOTYPE  cameras;
    ENTRANCETYPE    entrances[10];
    EXITINFOTYPE    exits;
    OBJECTINFOTYPE  objects;
    SMALLCHARACTERTYPE	characters[20];

    u_char          numChars;
//    u_char          height2[21][21];
    u_char          collide[5][40];
    } MAPINFO;

#endif