ref: d5c2af3bcb04031bd6f2724a480b9c7758eeacbb
dir: /engine.h/
enum
{
/* difficulty levels (how many circles are initially occupied) */
DEasy, /* 10≤x<15 */
DMed, /* 5≤x<10 */
DHard, /* 1≤x<5 */
DImp, /* 0 */
/* dynamic? original game has a fixed grid size, but we don't need to abide by it */
SzX = 11,
SzY = 11,
/* movement directions */
NE,
E,
SE,
SW,
W,
NW,
/* player types */
Human = 0,
Computer,
Net,
PTrapper = 0,
PGlenda,
PRandom,
/* game states */
STATE_CONNECT = 0,
STATE_INIT, /* setting up the map */
STATE_START,
STATE_PLAYING,
STATE_WON,
STATE_LOST,
STATE_FINISHED, /* for server */
PIECE_PREV = 100, /* technically a empty block, but often avoided so glenda wont look silly */
PIECE_WALL = 999,
PIECE_GLENDA = 1000,
Err = 0,
Ok,
};
typedef struct Game
{
/* engine.c */
int difficulty;
int state;
int turn;
int ptype[2]; /* Human or Computer? */
int grid[SzX][SzY];
int pgrid[SzX][SzY]; /* for undo */
int ogrid[SzX][SzY]; /* so we can restart levels */
/* net.c */
/* we maybe be able to merge all this into one bit-array */
int waitbit; /* 0 is go, 1 is wait */
int networked; /* 0 is local, 1 is networked */
}Game;
/* client code */
int debug;
int pside; /* Trapper, Glenda */
/* engine code */
void initlevel(Game *game);
Point pointdir(int dir, Point p);
int finddir(Point src, Point dst);
Point findglenda(Game *game);
int domove(Game *game, int dir);
int doput(Game *game, Point p);
int score1(Game *game, Point p);
void calc(Game *game);
void nextglenda(Game *game);
int findmin(Game *game, Point p);
int checkstate(Game *game);
int isplaying(Game *game);
void restart(Game *game);
void undo(Game *game);