OpenRCT2/src/game.h

#pragma region Copyright (c) 2014-2016 OpenRCT2 Developers
/*****************************************************************************
 * OpenRCT2, an open source clone of Roller Coaster Tycoon 2.
 *
 * OpenRCT2 is the work of many authors, a full list can be found in contributors.md
 * For more information, visit https://github.com/OpenRCT2/OpenRCT2
 *
 * OpenRCT2 is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * A full copy of the GNU General Public License can be found in licence.txt
 *****************************************************************************/
#pragma endregion

#ifndef _GAME_H_
#define _GAME_H_

#include "addresses.h"
#include "common.h"
#include "platform/platform.h"
#include "scenario.h"

enum GAME_COMMAND {
	GAME_COMMAND_SET_RIDE_APPEARANCE,
	GAME_COMMAND_SET_LAND_HEIGHT,
	GAME_COMMAND_TOGGLE_PAUSE,
	GAME_COMMAND_PLACE_TRACK,
	GAME_COMMAND_REMOVE_TRACK,
	GAME_COMMAND_LOAD_OR_QUIT,
	GAME_COMMAND_CREATE_RIDE,
	GAME_COMMAND_DEMOLISH_RIDE,
	GAME_COMMAND_SET_RIDE_STATUS,
	GAME_COMMAND_SET_RIDE_VEHICLES,
	GAME_COMMAND_SET_RIDE_NAME,
	GAME_COMMAND_SET_RIDE_SETTING,
	GAME_COMMAND_PLACE_RIDE_ENTRANCE_OR_EXIT,
	GAME_COMMAND_REMOVE_RIDE_ENTRANCE_OR_EXIT,
	GAME_COMMAND_REMOVE_SCENERY,
	GAME_COMMAND_PLACE_SCENERY,
	GAME_COMMAND_SET_WATER_HEIGHT,
	GAME_COMMAND_PLACE_PATH,
	GAME_COMMAND_PLACE_PATH_FROM_TRACK,
	GAME_COMMAND_REMOVE_PATH,
	GAME_COMMAND_CHANGE_SURFACE_STYLE,
	GAME_COMMAND_SET_RIDE_PRICE,
	GAME_COMMAND_SET_GUEST_NAME,
	GAME_COMMAND_SET_STAFF_NAME,
	GAME_COMMAND_RAISE_LAND,
	GAME_COMMAND_LOWER_LAND,
	GAME_COMMAND_EDIT_LAND_SMOOTH,
	GAME_COMMAND_RAISE_WATER,
	GAME_COMMAND_LOWER_WATER,
	GAME_COMMAND_SET_BRAKES_SPEED,
	GAME_COMMAND_HIRE_NEW_STAFF_MEMBER,
	GAME_COMMAND_SET_STAFF_PATROL,
	GAME_COMMAND_FIRE_STAFF_MEMBER,
	GAME_COMMAND_SET_STAFF_ORDER,
	GAME_COMMAND_SET_PARK_NAME,
	GAME_COMMAND_SET_PARK_OPEN,
	GAME_COMMAND_BUY_LAND_RIGHTS,
	GAME_COMMAND_PLACE_PARK_ENTRANCE,
	GAME_COMMAND_REMOVE_PARK_ENTRANCE,
	GAME_COMMAND_SET_MAZE_TRACK,
	GAME_COMMAND_SET_PARK_ENTRANCE_FEE,
	GAME_COMMAND_SET_STAFF_COLOUR,
	GAME_COMMAND_PLACE_FENCE,
	GAME_COMMAND_REMOVE_FENCE,
	GAME_COMMAND_PLACE_LARGE_SCENERY,
	GAME_COMMAND_REMOVE_LARGE_SCENERY,
	GAME_COMMAND_SET_CURRENT_LOAN,
	GAME_COMMAND_SET_RESEARCH_FUNDING,
	GAME_COMMAND_PLACE_TRACK_DESIGN,
	GAME_COMMAND_START_MARKETING_CAMPAIGN,
	GAME_COMMAND_PLACE_MAZE_DESIGN,
	GAME_COMMAND_PLACE_BANNER,
	GAME_COMMAND_REMOVE_BANNER,
	GAME_COMMAND_SET_SCENERY_COLOUR,
	GAME_COMMAND_SET_FENCE_COLOUR,
	GAME_COMMAND_SET_LARGE_SCENERY_COLOUR,
	GAME_COMMAND_SET_BANNER_COLOUR,
	GAME_COMMAND_SET_LAND_OWNERSHIP,
	GAME_COMMAND_CLEAR_SCENERY,
	GAME_COMMAND_SET_BANNER_NAME,
	GAME_COMMAND_SET_SIGN_NAME,
	GAME_COMMAND_SET_BANNER_STYLE,
	GAME_COMMAND_SET_SIGN_STYLE,
	GAME_COMMAND_SET_PLAYER_GROUP,
	GAME_COMMAND_MODIFY_GROUPS,
	GAME_COMMAND_KICK_PLAYER,
	GAME_COMMAND_CHEAT,
	GAME_COMMAND_PICKUP_GUEST,
	GAME_COMMAND_PICKUP_STAFF,
	GAME_COMMAND_BALLOON_PRESS,
	GAME_COMMAND_COUNT
};

enum {
	GAME_COMMAND_FLAG_APPLY = (1 << 0), // If this flag is set, the command is applied, otherwise only the cost is retrieved
	GAME_COMMAND_FLAG_2 = (1 << 2),
	GAME_COMMAND_FLAG_ALLOW_DURING_PAUSED = (1 << 3), // Allow while paused
	GAME_COMMAND_FLAG_4 = (1 << 4),
	GAME_COMMAND_FLAG_5 = (1 << 5),
	GAME_COMMAND_FLAG_GHOST = (1 << 6),
	GAME_COMMAND_FLAG_7 = (1 << 7),
	GAME_COMMAND_FLAG_NETWORKED = (1u << 31) // Game command is coming from network
};

enum {
	GAME_PAUSED_NORMAL			= 1 << 0,
	GAME_PAUSED_MODAL			= 1 << 1,
	GAME_PAUSED_SAVING_TRACK	= 1 << 2,
};

enum {
	ERROR_TYPE_NONE = 0,
	ERROR_TYPE_GENERIC = 254,
	ERROR_TYPE_FILE_LOAD = 255
};

typedef void (GAME_COMMAND_POINTER)(int* eax, int* ebx, int* ecx, int* edx, int* esi, int* edi, int* ebp);

typedef void (GAME_COMMAND_CALLBACK_POINTER)(int eax, int ebx, int ecx, int edx, int esi, int edi, int ebp);

extern GAME_COMMAND_CALLBACK_POINTER* game_command_callback;
int game_command_callback_get_index(GAME_COMMAND_CALLBACK_POINTER* callback);
GAME_COMMAND_CALLBACK_POINTER* game_command_callback_get_callback(int index);
extern int game_command_playerid;

extern rct_string_id gGameCommandErrorTitle;
extern rct_string_id gGameCommandErrorText;
extern uint8 gErrorType;
extern rct_string_id gErrorStringId;

extern GAME_COMMAND_POINTER* new_game_command_table[GAME_COMMAND_COUNT];

#ifndef NO_RCT2
#define gCurrentTicks				RCT2_GLOBAL(RCT2_ADDRESS_CURRENT_TICKS, uint32)
#else
extern uint32 gCurrentTicks;
#endif

extern uint16 gTicksSinceLastUpdate;
extern uint32 gLastTickCount;
extern uint8 gGamePaused;
extern int gGameSpeed;
extern float gDayNightCycle;
extern bool gInUpdateCode;
extern int gGameCommandNestLevel;
extern bool gGameCommandIsNetworked;

extern uint8 gUnk13CA740;
extern uint8 gUnk141F568;

void game_increase_game_speed();
void game_reduce_game_speed();

void game_create_windows();
void game_update();
void game_logic_update();
void reset_all_sprite_quadrant_placements();
void update_palette_effects();

int game_do_command(int eax, int ebx, int ecx, int edx, int esi, int edi, int ebp);
int game_do_command_p(int command, int *eax, int *ebx, int *ecx, int *edx, int *esi, int *edi, int *ebp);

void game_increase_game_speed();
void game_reduce_game_speed();

void game_load_or_quit_no_save_prompt();
bool game_load_sv6_path(const char * path);
int game_load_sv6(SDL_RWops* rw);
int game_load_network(SDL_RWops* rw);
bool game_load_save(const utf8 *path);
void game_load_init();
void game_pause_toggle(int *eax, int *ebx, int *ecx, int *edx, int *esi, int *edi, int *ebp);
void pause_toggle();
bool game_is_paused();
bool game_is_not_paused();
void save_game();
void save_game_as();
void rct2_exit();
void rct2_exit_reason(rct_string_id title, rct_string_id body);
void game_autosave();
void game_convert_strings_to_utf8();
void game_convert_strings_to_rct2(rct_s6_data *s6);
void game_fix_save_vars();

#endif