/*
Module : GAMEVID.H
Author : Kim Moser, Leon Moser
Date   :
System : IBM PC / Borland Turbo C 2.0
Descrip: Low-level routines for GAME.C
*/

#include <stdlib.h>

extern cardinal DIMENSION;

extern int DRIVER, MODE;
extern int RATIO_X, RATIO_Y, RATIO;
extern cardinal L;

extern char *PILE;  /* Pointer to (array [DIMENSION,DIMENSION,DIMENSION] of char) */
extern cardinal CEN_X, CEN_Y;  /* Coords of center of screen */

typedef struct edge {
	int v1, v2;
};

typedef struct edge edges[(MAX_BLOCK+1)*MAX_BLOCK*(MAX_BLOCK+1) * 4];

typedef struct vertex {
	int x, y, z;
};

typedef struct vertex vertices[(MAX_BLOCK+1) * (MAX_BLOCK+1) * (MAX_BLOCK+1)];

typedef struct block {
	edges e;
	vertices v;
	struct vertex cm; /*center of mass*/
	int edgecount;
	int vercount;
};

void getedgecoords(struct block *b, int i,
	cardinal *x1, cardinal *y1, cardinal *z1,
	cardinal *x2, cardinal *y2, cardinal *z2);

void setedgeverts(struct block *b, int i, int v1, int v2);

void setvertcoords(struct block *b, int i,
	cardinal x, cardinal y, cardinal z);

void setvert(struct block *b, int i, struct vertex *v);

void getvertcoords(struct block *b, int i,
	struct vertex *v);

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

void setupscreen(void);

void makeblock(struct block *b, int h, int w, int d, int x, int y, int z);

void drawblock(struct block *b, int c);

void rotateblock(struct block *b, int axis);

void terminategamevid(void);