blues/p2/game.h

340 lines
8.8 KiB
C

#ifndef GAME_H__
#define GAME_H__
#include "intern.h"
extern struct options_t g_options;
#define PANEL_H 24
#define TILEMAP_SCREEN_W GAME_SCREEN_W
#define TILEMAP_SCREEN_H (GAME_SCREEN_H - PANEL_H)
#define TILEMAP_SCROLL_W 64
#define CHEATS_NO_HIT (1 << 0)
#define CHEATS_UNLIMITED_LIFES (1 << 1)
#define CHEATS_UNLIMITED_ENERGY (1 << 2)
struct club_anim_t {
const uint8_t *anim; /* uint16_t[4] : player spr, club spr, x, y */
uint8_t a;
uint8_t power; /* damage */
uint8_t c;
};
struct player_t {
int16_t hdir; /* left:-1 right:1 */
uint8_t current_anim_num;
const uint8_t *anim;
int16_t y_velocity;
uint8_t special_anim_num; /* idle, exhausted */
};
struct club_projectile_t {
const uint8_t *anim;
int16_t y_velocity;
};
struct monster_t {
uint8_t flags;
void *ref;
int16_t x_velocity;
int16_t y_velocity;
const uint8_t *anim;
uint8_t state;
int8_t energy;
uint8_t hit_jump_counter;
};
struct thing_t {
void *ref;
int16_t counter;
int16_t y_velocity;
};
struct object_t {
int16_t x_pos, y_pos;
uint16_t spr_num;
int16_t x_velocity;
uint8_t x_friction;
union {
struct player_t p; /* objects[1] */
struct club_projectile_t c; /* objects[2..5] */
struct monster_t m; /* objects[11..22] */
struct thing_t t; /* objects[23..74] */
} data;
uint8_t hit_counter;
};
#define MONSTERS_COUNT 12
#define OBJECTS_COUNT 116
/*
offset count
0 1 : club
1 1 : player
2 4 : axe
6 5 : club hitting decor frames
11 12 : monsters
23 32 : secret bonuses
55 20 : items
75 16 : scores
91 7 : decor
98 5 : boss level 5 (tree)
103 5 : boss projectiles
108 8 : boss energy bars
*/
struct boss_level5_proj_t {
int16_t x_pos, y_pos;
uint16_t spr_num;
uint16_t unk6;
uint16_t unk8;
int8_t dir;
};
struct rotation_t {
uint16_t x_pos;
uint16_t y_pos;
uint8_t index_tbl; /* cos_/sin_tbl */
uint8_t radius;
};
struct collision_t {
uint16_t x_pos;
uint16_t y_pos;
uint8_t unk4;
uint8_t unk5;
uint8_t unk6;
uint8_t unk7;
};
struct vars_t {
uint32_t starttime;
uint32_t timestamp;
struct {
uint8_t a, b, c;
uint16_t d, e;
} random;
struct {
bool keystate[128];
uint8_t key_left, key_right, key_down, key_up, key_space;
uint8_t key_vdir, key_hdir;
} input;
uint8_t level_num;
uint32_t score;
uint16_t score_extra_life;
uint16_t level_complete_secrets_count;
uint16_t level_complete_bonuses_count;
uint16_t level_current_secrets_count;
uint16_t level_current_bonuses_count;
uint8_t level_completed_flag;
uint8_t restart_level_flag;
uint16_t level_draw_counter;
uint8_t shake_screen_counter;
uint16_t shake_screen_voffset;
uint8_t player_lifes;
int8_t player_energy;
uint8_t player_death_flag;
uint8_t player_flying_flag;
uint8_t player_flying_counter;
uint8_t player_flying_anim_index;
uint8_t player_bonus_letters_mask;
uint8_t player_utensils_mask;
uint8_t player_gravity_flag; /* 0, 1 or 2 */
uint8_t player_unk_counter1;
uint8_t player_moving_counter;
uint8_t player_anim_0x40_flag;
uint8_t player_anim2_counter;
int16_t player_prev_y_pos;
uint8_t player_bonus_letters_blinking_counter;
uint8_t player_nojump_counter;
uint8_t player_jumping_counter;
uint8_t player_action_counter;
int16_t player_hit_monster_counter;
uint8_t player_jump_monster_flag;
uint8_t player_club_type;
uint8_t player_club_power;
uint8_t player_club_powerup_duration;
uint8_t player_club_anim_duration;
bool player_using_club_flag;
uint16_t player_update_counter;
uint8_t player_current_anim_type;
uint8_t player_tile_flags;
uint8_t level_items_count_tbl[140]; /* bonuses and items collected in the level */
uint8_t level_items_total_count;
uint8_t level_bonuses_count_tbl[80];
uint8_t bonus_energy_counter;
int16_t level_current_object_decor_x_pos, level_current_object_decor_y_pos;
uint16_t decor_tile0_offset; /* decor tile below the player */
struct collision_t collision_tbl[20]; /* reset by bonus 145 */
struct rotation_t rotation_tbl[20];
struct object_t *current_hit_object;
struct object_t objects_tbl[OBJECTS_COUNT];
uint8_t level_xscroll_center_flag, level_yscroll_center_flag;
uint8_t level_force_x_scroll_flag;
bool tilemap_adjust_player_pos_flag;
uint8_t tilemap_noscroll_flag;
int16_t tilemap_yscroll_diff;
uint16_t tilemap_start_x_pos, tilemap_start_y_pos; /* tilemap restart position */
uint8_t tile_attr2_flags; /* current tilemap tile types (eg. front) */
uint8_t level_animated_tiles_counter; /* animated tiles update counter */
uint8_t *level_animated_tiles_current_tbl; /* pointer to current tile_tbl */
uint8_t tile_tbl1[256]; /* animated tile state 1 */
uint8_t tile_tbl2[256]; /* animated tile state 2 */
uint8_t tile_tbl3[256]; /* animated tile state 3 */
uint8_t animated_tile_flag_tbl[256]; /* 1 if tile is animated */
struct {
int16_t x, y;
int16_t prev_x, prev_y;
int8_t scroll_dx, scroll_dy;
uint8_t redraw_flag2; /* tilemap needs redraw */
uint8_t redraw_flag1; /* force redraw even if tilemap origin did not change */
uint8_t h;
uint16_t size; /* tilemap size h*256 */
} tilemap;
struct {
struct object_t *current_object;
uint8_t type10_dist;
uint8_t hit_mask;
int16_t collide_y_dist;
uint8_t type0_hdir;
} monster;
struct {
uint16_t draw_counter;
uint8_t unk_counter;
int16_t x_velocity, y_velocity;
bool hdir; /* facing to the right */
int16_t x_dist; /* horizontal distance from player */
int16_t state_counter;
uint8_t anim_num;
const uint8_t *prev_anim;
const uint8_t *next_anim;
const uint8_t *current_anim;
struct {
int16_t x_pos, y_pos;
uint16_t spr_num;
} parts[5];
struct object_t *obj1;
struct object_t *obj2;
struct object_t *obj3;
} boss; /* gorilla */
struct {
uint8_t unk1;
uint8_t energy;
uint8_t state; /* 3: boss dead */
uint8_t spr103_pos;
uint8_t spr106_pos;
uint8_t unk6;
uint8_t counter;
uint8_t unk8;
struct boss_level5_proj_t proj_tbl[5];
} boss_level5; /* tree */
struct {
uint16_t energy;
uint8_t seq_counter;
uint8_t hit_counter;
const uint8_t *seq;
const uint16_t *anim;
} boss_level9; /* minotaur */
struct {
int16_t x_pos, y_pos;
uint16_t spr_num;
} current_bonus; /* bonus added */
struct {
uint16_t value;
uint16_t counter;
uint16_t random_tbl[256];
} snow;
struct {
uint8_t state; /* 1: lights off, 0: lights on */
uint8_t palette_flag1; /* palette day time */
uint8_t palette_flag2; /* palette night time */
uint8_t palette_counter;
} light;
struct {
uint32_t score;
uint8_t lifes;
uint8_t energy;
uint8_t bonus_letters_mask;
} panel;
};
extern struct vars_t g_vars;
/* staticres.c */
extern const uint8_t *palettes_tbl[16];
extern const uint8_t credits_palette_data[16 * 3];
extern const uint8_t light_palette_data[16 * 3];
extern const uint8_t spr_offs_tbl[922];
extern const uint8_t spr_size_tbl[922];
extern const uint16_t score_tbl[17];
extern const uint8_t score_spr_lut[110];
extern const uint8_t *object_anim_tbl[];
extern const struct club_anim_t club_anim_tbl[4];
extern const uint8_t player_anim_lut[32];
extern const uint8_t player_anim_data[100];
extern const uint8_t vscroll_offsets_data[132];
extern const uint8_t cos_tbl[256];
extern const uint8_t sin_tbl[256];
extern const uint16_t monster_spr_tbl[48];
extern const uint8_t monster_anim_tbl[1100];
extern const uint8_t boss_minotaur_seq_data[86];
extern const uint16_t boss_gorilla_data[19 * 10];
extern const uint16_t boss_gorilla_spr_tbl[46 * 3]; /* uint16_t: spr1_num, uint16_t: spr2_num, uint8_t: dx, uint8_t: dy */
/* game.c */
extern void update_input();
extern void input_check_ctrl_alt_w();
extern uint32_t timer_get_counter();
extern void random_reset();
extern uint8_t random_get_number();
extern uint16_t random_get_number2();
extern uint16_t random_get_number3(uint16_t x);
extern void game_main();
/* level.c */
extern void do_level();
/* monsters.c */
extern void monster_change_next_anim(struct object_t *obj);
extern void monster_change_prev_anim(struct object_t *obj);
/* screen.c */
extern void video_draw_string(int offset, int hspace, const char *s);
extern void video_clear();
extern void video_copy_img(const uint8_t *src);
extern void video_draw_panel(const uint8_t *src);
extern void video_draw_panel_number(int offset, int num);
extern void video_draw_number(int offset, int num);
extern void video_draw_character_spr(int offset, uint8_t chr);
extern void video_draw_string2(int offset, const char *str);
extern void video_draw_tile(const uint8_t *src, int x, int y);
extern void video_convert_tiles(uint8_t *data, int len);
extern void video_load_front_tiles();
extern void video_wait_vbl();
extern void video_transition_close();
extern void video_transition_open();
extern void video_load_sprites();
extern void video_draw_sprite(int num, int x, int y, int flag);
/* sound.c */
extern void sound_init();
extern void sound_fini();
extern void play_sound(int num);
extern void play_music(int num);
#endif /* GAME_H__ */