vecx.h

#ifndef __VECX_H
#define __VECX_H

enum {
	VECTREX_MHZ		= 1500000, /* speed of the vectrex being emulated */
	VECTREX_COLORS  = 128,     /* number of possible colors ... grayscale */

	ALG_MAX_X		= 33000,
	ALG_MAX_Y		= 41000
};

typedef struct vector_type {
	long x0, y0; /* start coordinate */
	long x1, y1; /* end coordinate */

	/* color [0, VECTREX_COLORS - 1], if color = VECTREX_COLORS, then this is
	 * an invalid entry and must be ignored.
	 */
	unsigned char color;
} vector_t;

extern unsigned char rom[8192];
extern unsigned char get_cart(unsigned pos);
extern void set_cart(unsigned pos, unsigned char data);

extern unsigned snd_regs[16];
extern unsigned alg_jch0;
extern unsigned alg_jch1;
extern unsigned alg_jch2;
extern unsigned alg_jch3;

extern long vector_draw_cnt;
extern long vector_erse_cnt;
extern vector_t *vectors_draw;
extern vector_t *vectors_erse;

int vecx_statesz();
int vecx_serialize(char* dst, int size);
int vecx_deserialize(char* dst, int size);

void vecx_reset (void);
int vecx_emu (long cycles);

#endif