bsnes/Core/sgb.h

62 lines
1.5 KiB
C

#ifndef sgb_h
#define sgb_h
#include "gb_struct_def.h"
#include <stdint.h>
#include <stdbool.h>
typedef struct GB_sgb_s GB_sgb_t;
#ifdef GB_INTERNAL
struct GB_sgb_s {
uint8_t command[16 * 7];
uint16_t command_write_index;
bool ready_for_pulse;
bool ready_for_write;
bool ready_for_stop;
bool disable_commands;
/* Screen buffer */
uint8_t screen_buffer[160 * 144]; // Live image from the Game Boy
uint8_t effective_screen_buffer[160 * 144]; // Image actually rendered to the screen
/* Multiplayer Input */
uint8_t player_count, current_player;
/* Mask */
uint8_t mask_mode;
/* Data Transfer */
uint8_t vram_transfer_countdown, transfer_dest;
/* Border */
struct {
uint8_t tiles[0x100 * 8 * 8]; /* High nibble not used*/
union {
struct {
uint16_t map[32 * 32];
uint16_t palette[16 * 4];
};
uint16_t raw_data[0x440];
};
} border, pending_border;
uint8_t border_animation;
/* Colorization */
uint16_t effective_palettes[4 * 4];
uint16_t ram_palettes[4 * 512];
uint8_t attribute_map[20 * 18];
uint8_t attribute_files[0xFE0];
/* Intro */
int16_t intro_animation;
};
void GB_sgb_write(GB_gameboy_t *gb, uint8_t value);
void GB_sgb_render(GB_gameboy_t *gb);
void GB_sgb_load_default_data(GB_gameboy_t *gb);
bool GB_sgb_render_jingle(GB_gameboy_t *gb, GB_sample_t *dest, size_t count);
#endif
#endif