280 lines
7.6 KiB
C
280 lines
7.6 KiB
C
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#ifndef GAME_H__
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#define GAME_H__
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#include "intern.h"
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#define GAME_SCREEN_W g_options.screen_w
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#define GAME_SCREEN_H g_options.screen_h
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#define TILEMAP_OFFSET_Y 14
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#define TILEMAP_SCREEN_W GAME_SCREEN_W
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#define TILEMAP_SCREEN_H (GAME_SCREEN_H - 40)
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#define TILEMAP_SCROLL_W 64
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#define PLAYER_JAKE 0
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#define PLAYER_ELWOOD 1
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#define MAX_DOORS 30
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#define MAX_LEVELS 6
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#define MAX_OBJECTS 41
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#define SOUND_0 0
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#define SOUND_2 2
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#define SOUND_3 3
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#define SOUND_4 4
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#define SOUND_5 5
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#define SOUND_6 6
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#define SOUND_7 7
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#define SOUND_8 8
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#define SOUND_11 11
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#define SOUND_12 12
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#define SOUND_13 13
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#define SOUND_14 14
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#define SOUND_15 15
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#define SOUND_16 16
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#define CHEATS_NO_HIT (1 << 0)
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#define CHEATS_UNLIMITED_LIFES (1 << 1)
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#define CHEATS_UNLIMITED_ENERGY (1 << 2)
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struct options_t {
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uint32_t cheats;
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int start_level;
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int start_xpos16;
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int start_ypos16;
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int screen_w;
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int screen_h;
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bool amiga_copper_bars;
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bool amiga_colors;
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bool amiga_status_bar;
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bool dos_scrolling;
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bool cga_colors;
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};
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extern struct options_t g_options;
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struct door_t {
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uint16_t src_x16, src_y16;
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uint16_t dst_x16, dst_y16;
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};
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#define OBJECT_DIRECTION_RIGHT 1
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#define OBJECT_DIRECTION_LEFT 2
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#define OBJECT_DIRECTION_UP 1
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#define OBJECT_NUM_PLAYER1 39
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#define OBJECT_NUM_PLAYER2 40
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#define OBJECT_ANIM_DEAD 18
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#define OBJECT_GRAB_CRATE 0
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#define OBJECT_GRAB_BALLOON 2
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#define OBJECT_GRAB_UMBRELLA 8
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struct object_t {
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uint8_t type;
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uint8_t anim_frame;
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uint8_t anim_num;
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const uint8_t **animframes_ptr;
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uint8_t facing_left;
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int16_t xvelocity;
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int16_t yvelocity;
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int16_t xmaxvelocity;
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int16_t ymaxvelocity;
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int16_t screen_xpos;
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int16_t xpos;
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int16_t screen_ypos;
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int16_t ypos;
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int16_t xacc;
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int16_t yacc;
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int16_t unk1C; // xvelocity / 8
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int16_t unk1E; // yvelocity / 8
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uint8_t direction_lr;
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int8_t direction_ud;
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int16_t xpos16; // tilemap_xpos
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int16_t ypos16; // tilemap_ypos
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// int16_t unk26;
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int16_t floor_ypos16;
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uint8_t yfriction;
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uint8_t unk2B;
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uint8_t sprite_type;
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uint8_t unk2D; // xfriction
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int16_t unk2E;
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int8_t unk2F;
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uint8_t op;
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uint8_t grab_state; // 1:carry_crate
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uint8_t grab_type;
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uint8_t special_anim; // 2:flying
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// uint8_t unk35;
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int16_t player_xdist;
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int16_t player_ydist;
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uint8_t sprite3_counter;
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uint8_t visible_flag;
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uint8_t moving_direction; // 0:right 1:left
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uint8_t unk3D; // 1:umbrella 2:balloon
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uint8_t carry_crate_flag;
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// int16_t unk3F;
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// uint8_t unk41;
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int16_t unk42;
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uint8_t tile0_flags;
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uint8_t tile1_flags;
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uint8_t tile2_flags;
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int16_t tile012_xpos;
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int8_t elevator_direction; // -1,1
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const uint8_t *trigger3;
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uint8_t trigger3_num;
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// int16_t unk4E;
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int16_t unk50;
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uint8_t data51; // health for obj39/40, horizontal direction for other objects
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uint8_t unk53;
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uint8_t unk54;
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uint8_t unk55;
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uint8_t unk56;
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int16_t vinyls_count;
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uint8_t collide_flag;
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int16_t unk5A; // always zero
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uint8_t unk5C;
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uint8_t unk5D;
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uint8_t blinking_counter;
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uint8_t data5F; // music instrument number for obj39/40, counter for other objects
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uint8_t unk60;
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uint8_t lifes_count;
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uint8_t flag_end_level; // level flag, set if music instrument was found
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uint8_t unk63; // restart_level_flag
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};
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struct vars_t {
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int level;
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int player;
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int start_level;
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int16_t level_xpos[MAX_OBJECTS];
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int16_t level_ypos[MAX_OBJECTS];
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int screen_tilemap_w, screen_tilemap_h;
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int screen_tilemap_xorigin, screen_tilemap_yorigin;
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int screen_tilemap_xoffset, screen_tilemap_yoffset;
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int screen_tilemap_size_w, screen_tilemap_size_h;
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int screen_scrolling_dirmask;
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uint16_t screen_tile_lut[128];
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bool level_completed_flag;
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bool play_level_flag;
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bool game_over_flag;
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bool found_music_instrument_flag;
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bool player2_dead_flag;
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bool player1_dead_flag;
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bool player2_scrolling_flag;
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bool play_demo_flag;
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bool quit_level_flag;
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bool two_players_flag;
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bool switch_player_scrolling_flag;
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int music_num;
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uint8_t inp_keyboard[256];
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bool inp_key_space;
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bool inp_key_up;
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bool inp_key_down;
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bool inp_key_right;
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bool inp_key_left;
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bool inp_key_up_prev;
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bool inp_key_down_prev;
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bool inp_key_space_prev;
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struct door_t doors[MAX_DOORS];
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struct object_t objects[MAX_OBJECTS];
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int vinyls_count;
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uint16_t level_loop_counter;
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int triggers_counter;
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int update_objects_counter;
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};
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extern struct vars_t g_vars;
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/* staticres.c */
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extern const uint8_t animframe_00dd[];
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extern const uint8_t animframe_0135[];
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extern const uint8_t animframe_01d5[];
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extern const uint8_t animframe_022d[];
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extern const int16_t level_xpos_magasin[];
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extern const int16_t level_ypos_magasin[];
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extern const int16_t level_xpos_concert[];
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extern const int16_t level_ypos_concert[];
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extern const int16_t level_xpos_ville[];
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extern const int16_t level_ypos_ville[];
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extern const int16_t level_xpos_egou[];
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extern const int16_t level_ypos_egou[];
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extern const int16_t level_xpos_prison[];
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extern const int16_t level_ypos_prison[];
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extern const int16_t level_xpos_ent[];
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extern const int16_t level_ypos_ent[];
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extern const int16_t level_dim[];
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extern const uint8_t level_door[];
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extern const uint16_t level_tilemap_start_xpos[];
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extern const uint16_t level_tilemap_start_ypos[];
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extern const uint8_t level_objtypes[];
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extern uint8_t level_data[];
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extern const uint8_t *animframes_059d[];
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extern uint16_t level_obj_w[MAX_OBJECTS];
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extern uint16_t level_obj_h[MAX_OBJECTS];
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extern const uint16_t level_obj_type[MAX_OBJECTS];
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extern uint8_t *level_tilesdata_1e8c[];
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/* game.c */
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extern void update_input();
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extern void game_main();
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extern void do_title_screen();
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extern void do_select_player();
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/* level.c */
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extern void load_level_data(int num);
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extern void do_level_update_tile(int x, int y, int num);
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extern void do_level_update_panel_lifes(struct object_t *);
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extern void do_level_enter_door(struct object_t *);
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extern void do_level_player_hit(struct object_t *);
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extern void do_level_drop_grabbed_object(struct object_t *);
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extern void do_level_update_projectile(struct object_t *obj);
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extern void do_level();
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/* opcodes.c */
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extern void level_call_object_func(struct object_t *);
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/* screen.c */
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extern void screen_init();
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extern void screen_clear_sprites();
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extern void screen_add_sprite(int x, int y, int frame);
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extern void screen_redraw_sprites();
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extern void fade_in_palette();
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extern void fade_out_palette();
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extern void screen_adjust_palette_color(int color, int b, int c);
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extern void screen_vsync();
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extern void screen_draw_frame(const uint8_t *frame, int fh, int fw, int x, int y);
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extern void screen_flip();
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extern void screen_copy_img();
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extern void screen_unk5();
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extern void screen_do_transition1(int a);
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extern void screen_do_transition2();
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extern void screen_clear(int a);
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extern void screen_draw_tile(int tile, int type, int x, int y);
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extern void screen_draw_number(int num, int x, int y, int color);
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extern void screen_add_game_sprite1(int x, int y, int frame);
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extern void screen_add_game_sprite2(int x, int y, int frame);
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extern void screen_add_game_sprite3(int x, int y, int frame, int blinking_counter);
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extern void screen_add_game_sprite4(int x, int y, int frame, int blinking_counter);
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extern void screen_load_graphics(const uint8_t *dither_lut_sqv, const uint8_t *dither_lut_avt);
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/* sound.c */
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extern void sound_init();
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extern void sound_fini();
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extern void play_sound(int num);
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extern void play_music(int num);
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/* triggers.c */
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extern uint16_t triggers_get_tile_type(int x, int y);
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extern uint16_t triggers_get_next_tile_flags(int x, int y);
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extern uint16_t triggers_get_tile_data(struct object_t *obj);
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extern uint16_t triggers_get_next_tile_num(int x, int y);
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extern void level_call_trigger_func(struct object_t *obj, int y);
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extern void triggers_update_tiles1(struct object_t *obj);
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extern int16_t triggers_get_dy(struct object_t *obj);
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extern void triggers_update_tiles2(struct object_t *obj);
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#endif /* GAME_H__ */
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