1

#ifndef VARIABLES_H

     2

#define VARIABLES_H

     3

     4

// ********* START OF SAVE REGION

     5

#if !defined(MAX_PATH)

     6

# define MAX_PATH 260

     7

#endif

     8

     9

// Prices and also the fractional part.

    10

VARDEF Prices _price;

    11

VARDEF uint16 _price_frac[NUM_PRICES];

    12

    13

VARDEF uint32 _cargo_payment_rates[NUM_CARGO];

    14

VARDEF uint16 _cargo_payment_rates_frac[NUM_CARGO];

    15

    16

typedef struct {

    17

	GameDifficulty diff;

    18

	byte diff_level;

    19

	byte currency;

    20

	bool kilometers;

    21

	byte town_name;

    22

	byte landscape;

    23

	byte snow_line;

    24

	byte autosave;

    25

	byte road_side;

    26

} GameOptions;

    27

    28

/* These are the options for the current game

    29

 * either ingame, or loaded. Also used for networking games */

    30

VARDEF GameOptions _opt;

    31

    32

/* These are the default options for a new game */

    33

VARDEF GameOptions _opt_newgame;

    34

    35

// Pointer to one of the two _opt OR _opt_newgame structs

    36

VARDEF GameOptions *_opt_ptr;

    37

    38

enum {

    39

	CF_NOEURO = 0,

    40

	CF_ISEURO = 1,

    41

};

    42

    43

typedef struct {

    44

	uint16 rate;

    45

	char separator;

    46

	uint16 to_euro;

    47

	char prefix[16];

    48

	char suffix[16];

    49

} CurrencySpec;

    50

    51

VARDEF CurrencySpec _currency_specs[24];

    52

    53

// Current date

    54

VARDEF uint16 _date;

    55

VARDEF uint16 _date_fract;

    56

    57

// Amount of game ticks

    58

VARDEF uint16 _tick_counter;

    59

    60

// This one is not used anymore.

    61

VARDEF VehicleID _vehicle_id_ctr_day;

    62

    63

// Skip aging of cargo?

    64

VARDEF byte _age_cargo_skip_counter;

    65

    66

// Available aircraft types

    67

VARDEF byte _avail_aircraft;

    68

    69

// Position in tile loop

    70

VARDEF TileIndex _cur_tileloop_tile;

    71

    72

// Also save scrollpos_x, scrollpos_y and zoom

    73

VARDEF uint16 _disaster_delay;

    74

    75

// Determines what station to operate on in the

    76

//  tick handler.

    77

VARDEF uint16 _station_tick_ctr;

    78

    79

VARDEF uint32 _random_seeds[2][2];

    80

    81

// Iterator through all towns in OnTick_Town

    82

VARDEF uint32 _cur_town_ctr;

    83

// Frequency iterator at the same place

    84

VARDEF uint32 _cur_town_iter;

    85

    86

VARDEF uint _cur_player_tick_index;

    87

VARDEF uint _next_competitor_start;

    88

    89

// Determines how often to run the tree loop

    90

VARDEF byte _trees_tick_ctr;

    91

    92

// Keep track of current game position

    93

VARDEF int _saved_scrollpos_x;

    94

VARDEF int _saved_scrollpos_y;

    95

VARDEF byte _saved_scrollpos_zoom;

    96

    97

// ********* END OF SAVE REGION

    98

    99

typedef struct Patches {

   100

	bool modified_catchment;	//different-size catchment areas

   101

	bool vehicle_speed;			// show vehicle speed

   102

	bool build_on_slopes;		// allow building on slopes

   103

	bool auto_pbs_placement;// automatic pbs signal placement

   104

	bool mammoth_trains;		// allow very long trains

   105

	bool join_stations;			// allow joining of train stations

   106

	bool full_load_any;			// new full load calculation, any cargo must be full

   107

	bool improved_load;			// improved loading algorithm

   108

	byte station_spread;		// amount a station may spread

   109

	bool inflation;					// disable inflation

   110

	bool selectgoods;       // only send the goods to station if a train has been there

   111

	bool longbridges;				// allow 100 tile long bridges

   112

	bool gotodepot;					// allow goto depot in orders

   113

	bool build_rawmaterial_ind;	 // allow building raw material industries

   114

	bool multiple_industry_per_town;	// allow many industries of the same type per town

   115

	bool same_industry_close;	// allow same type industries to be built close to each other

   116

	uint16 lost_train_days;	// if a train doesn't switch order in this amount of days, a train is lost warning is shown

   117

	uint8 order_review_system;

   118

	bool train_income_warn; // if train is generating little income, show a warning

   119

	bool status_long_date;		// always show long date in status bar

   120

	bool signal_side;				// show signals on right side

   121

	bool show_finances;			// show finances at end of year

   122

	bool new_nonstop;				// ttdpatch compatible nonstop handling

   123

	bool roadveh_queue;			// buggy road vehicle queueing

   124

	bool autoscroll;				// scroll when moving mouse to the edge.

   125

	byte errmsg_duration;		// duration of error message

   126

	byte snow_line_height;	// a number 0-15 that configured snow line height

   127

	bool bribe;							// enable bribing the local authority

   128

	bool nonuniform_stations;// allow nonuniform train stations

   129

	bool always_small_airport; // always allow small airports

   130

	bool realistic_acceleration; // realistic acceleration for trains

   131

	bool forbid_90_deg; // forbid trains to make 90 deg turns

   132

	bool invisible_trees; // don't show trees when buildings are transparent

   133

	bool no_servicing_if_no_breakdowns; // dont send vehicles to depot when breakdowns are disabled

   134

   135

	uint8 toolbar_pos;			// position of toolbars, 0=left, 1=center, 2=right

   136

	uint8 window_snap_radius; // Windows snap at each other if closer than this

   137

   138

	UnitID max_trains;				//max trains in game per player (these are 16bit because the unitnumber field can't hold more)

   139

	UnitID max_roadveh;				//max trucks in game per player

   140

	UnitID max_aircraft;			//max planes in game per player

   141

	UnitID max_ships;					//max ships in game per player

   142

   143

	bool servint_ispercent;	// service intervals are in percents

   144

	uint16 servint_trains;	// service interval for trains

   145

	uint16 servint_roadveh;	// service interval for road vehicles

   146

	uint16 servint_aircraft;// service interval for aircraft

   147

	uint16 servint_ships;		// service interval for ships

   148

   149

	bool autorenew;

   150

	int16 autorenew_months;

   151

	int32 autorenew_money;

   152

   153

	byte pf_maxdepth;				// maximum recursion depth when searching for a train route for new pathfinder

   154

	uint16 pf_maxlength;		// maximum length when searching for a train route for new pathfinder

   155

   156

   157

	bool bridge_pillars;		// show bridge pillars for high bridges

   158

   159

	bool ai_disable_veh_train;		// disable types for AI

   160

	bool ai_disable_veh_roadveh;		// disable types for AI

   161

	bool ai_disable_veh_aircraft;		// disable types for AI

   162

	bool ai_disable_veh_ship;		// disable types for AI

   163

	uint32 starting_date;		// starting date

   164

	uint32 ending_date;		// end of the game (just show highscore)

   165

	uint32 colored_news_date; // when does newspaper become colored?

   166

   167

	bool keep_all_autosave;		// name the autosave in a different way.

   168

	bool autosave_on_exit;		// save an autosave when you quit the game, but do not ask "Do you really want to quit?"

   169

	bool extra_dynamite;			// extra dynamite

   170

   171

	bool never_expire_vehicles; // never expire vehicles

   172

	byte extend_vehicle_life;	// extend vehicle life by this many years

   173

   174

	bool auto_euro;						// automatically switch to euro in 2002

   175

	bool serviceathelipad;	// service helicopters at helipads automatically (no need to send to depot)

   176

	bool smooth_economy;		// smooth economy

   177

	bool allow_shares;			// allow the buying/selling of shares

   178

	byte dist_local_authority;		// distance for town local authority, default 20

   179

   180

	byte wait_oneway_signal;	//waitingtime in days before a oneway signal

   181

	byte wait_twoway_signal;	//waitingtime in days before a twoway signal

   182

   183

	uint map_x; // Size of map

   184

	uint map_y;

   185

   186

	byte drag_signals_density; // many signals density

   187

	bool ainew_active;  // Is the new AI active?

   188

   189

	/*

   190

	 * New Path Finding

   191

	 */

   192

	bool new_pathfinding_all; /* Use the newest pathfinding algorithm for all */

   193

   194

	/**

   195

	 * The maximum amount of search nodes a single NPF run should take. This

   196

	 * limit should make sure performance stays at acceptable levels at the cost

   197

	 * of not being perfect anymore. This will probably be fixed in a more

   198

	 * sophisticated way sometime soon

   199

	 */

   200

	uint32 npf_max_search_nodes;

   201

   202

	uint32 npf_rail_firstred_penalty; /* The penalty for when the first signal is red (and it is not an exit or combo signal) */

   203

	uint32 npf_rail_firstred_exit_penalty; /* The penalty for when the first signal is red (and it is an exit or combo signal) */

   204

	uint32 npf_rail_lastred_penalty; /* The penalty for when the last signal is red */

   205

	uint32 npf_rail_station_penalty; /* The penalty for station tiles */

   206

	uint32 npf_rail_slope_penalty; /* The penalty for sloping upwards */

   207

	uint32 npf_rail_curve_penalty; /* The penalty for curves */

   208

	uint32 npf_rail_depot_reverse_penalty; /* The penalty for reversing in depots */

   209

	uint32 npf_buoy_penalty; /* The penalty for going over (through) a buoy */

   210

	uint32 npf_water_curve_penalty; /* The penalty for curves */

   211

	uint32 npf_road_curve_penalty; /* The penalty for curves */

   212

 	uint32 npf_crossing_penalty; /* The penalty for level crossings */

   213

   214

	bool population_in_label; // Show the population of a town in his label?

   215

} Patches;

   216

   217

VARDEF Patches _patches;

   218

   219

   220

typedef struct Cheat {

   221

	bool been_used;	// has this cheat been used before?

   222

	byte value;			// active?

   223

} Cheat;

   224

   225

   226

// WARNING! Do _not_ remove entries in Cheats struct or change the order

   227

// of the existing ones! Would break downward compatibility.

   228

// Only add new entries at the end of the struct!

   229

   230

typedef struct Cheats {

   231

	Cheat magic_bulldozer;		// dynamite industries, unmovables

   232

	Cheat switch_player;			// change to another player

   233

	Cheat money;							// get rich

   234

	Cheat crossing_tunnels;		// allow tunnels that cross each other

   235

	Cheat build_in_pause;			// build while in pause mode

   236

	Cheat no_jetcrash;				// no jet will crash on small airports anymore

   237

	Cheat switch_climate;

   238

	Cheat change_date;				//changes date ingame

   239

	Cheat setup_prod;				//setup raw-material production in game

   240

} Cheats;

   241

   242

VARDEF Cheats _cheats;

   243

   244

typedef struct Paths {

   245

	char *personal_dir;  // includes cfg file and save folder

   246

	char *game_data_dir; // includes data, gm, lang

   247

	char *data_dir;

   248

	char *gm_dir;

   249

	char *lang_dir;

   250

	char *save_dir;

   251

	char *autosave_dir;

   252

	char *scenario_dir;

   253

	char *second_data_dir;

   254

} Paths;

   255

   256

VARDEF Paths _path;

   257

   258

// NOSAVE: Used in palette animations only, not really important.

   259

VARDEF int _timer_counter;

   260

   261

   262

// NOSAVE: can be determined from _date

   263

VARDEF byte _cur_year;

   264

VARDEF byte _cur_month;

   265

   266

VARDEF bool _in_state_game_loop;

   267

VARDEF uint32 _frame_counter;

   268

   269

VARDEF bool _is_ai_player; // current player is an AI player? - Can be removed if new AI is done

   270

   271

VARDEF bool _do_autosave;

   272

VARDEF int _autosave_ctr;

   273

   274

VARDEF PlayerID _local_player;

   275

VARDEF byte _display_opt;

   276

VARDEF byte _pause;

   277

VARDEF int _caret_timer;

   278

VARDEF uint32 _news_display_opt;

   279

VARDEF bool _news_ticker_sound;

   280

VARDEF byte _game_mode;

   281

   282

VARDEF StringID _error_message;

   283

VARDEF StringID _error_message_2;

   284

VARDEF int32 _additional_cash_required;

   285

   286

VARDEF uint32 _decode_parameters[20];

   287

   288

VARDEF int _docommand_recursive;

   289

   290

VARDEF uint32 _pressed_key; // Low 8 bits = ASCII, High 16 bits = keycode

   291

VARDEF bool _ctrl_pressed;  // Is Ctrl pressed?

   292

VARDEF bool _shift_pressed;  // Is Alt pressed?

   293

VARDEF byte _dirkeys;				// 1=left, 2=up, 4=right, 8=down

   294

   295

VARDEF bool _fullscreen;

   296

VARDEF bool _double_size;

   297

VARDEF uint _display_hz;

   298

VARDEF bool _force_full_redraw;

   299

VARDEF uint _fullscreen_bpp;

   300

VARDEF bool _fast_forward;

   301

VARDEF bool _rightclick_emulate;

   302

   303

// IN/OUT parameters to commands

   304

VARDEF byte _yearly_expenses_type;

   305

VARDEF TileIndex _terraform_err_tile;

   306

VARDEF TileIndex _build_tunnel_endtile;

   307

VARDEF bool _generating_world;

   308

VARDEF int _new_town_size;

   309

VARDEF uint _returned_refit_amount;

   310

   311

// Deals with the type of the savegame, independent of extension

   312

typedef struct {

   313

	int mode;             // savegame/scenario type (old, new)

   314

	char name[MAX_PATH];  // name

   315

	char title[255];      // internal name of the game

   316

} SmallFiosItem;

   317

   318

// Used when switching from the intro menu.

   319

VARDEF byte _switch_mode;

   320

VARDEF StringID _switch_mode_errorstr;

   321

VARDEF bool _exit_game;

   322

VARDEF SmallFiosItem _file_to_saveload;

   323

VARDEF byte _make_screenshot;

   324

   325

VARDEF byte _get_z_hint; // used as a hint to getslopez to return the right height at a bridge.

   326

   327

VARDEF char *_newgrf_files[32];

   328

   329

   330

VARDEF Vehicle *_place_clicked_vehicle;

   331

   332

VARDEF char _ini_videodriver[16], _ini_musicdriver[16], _ini_sounddriver[16];

   333

   334

// debug features

   335

VARDEF char _savedump_path[64];

   336

VARDEF uint _savedump_first, _savedump_freq, _savedump_last;

   337

// end of debug features

   338

   339

// Used for dynamic language support

   340

typedef struct {

   341

	int num; // number of languages

   342

	int curr; // currently selected language index

   343

	char curr_file[32]; // currently selected language file

   344

	StringID dropdown[32 + 1]; // used in settings dialog

   345

	struct {

   346

		char *name;

   347

		char *file;

   348

	} ent[32];

   349

} DynamicLanguages;

   350

   351

VARDEF DynamicLanguages _dynlang;

   352

   353

VARDEF int _num_resolutions;

   354

VARDEF uint16 _resolutions[32][2];

   355

VARDEF uint16 _cur_resolution[2];

   356

   357

VARDEF char _savegame_format[8];

   358

   359

VARDEF char *_config_file;

   360

VARDEF char *_highscore_file;

   361

VARDEF char *_log_file;

   362

VARDEF FILE *_log_file_fd;

   363

   364

// NOSAVE: These can be recalculated from InitializeLandscapeVariables

   365

typedef struct {

   366

	StringID names_s[NUM_CARGO];

   367

	StringID names_long[NUM_CARGO];

   368

	StringID names_short[NUM_CARGO];

   369

	byte weights[NUM_CARGO];

   370

	SpriteID sprites[NUM_CARGO];

   371

	byte transit_days_1[NUM_CARGO];

   372

	byte transit_days_2[NUM_CARGO];

   373

	byte ai_railwagon[3][NUM_CARGO];

   374

	byte ai_roadveh_start[NUM_CARGO];

   375

	byte ai_roadveh_count[NUM_CARGO];

   376

} CargoConst;

   377

   378

VARDEF CargoConst _cargoc;

   379

   380

   381

static inline void SetDParamX(uint32 *s, uint n, uint32 v)

   382

{

   383

	s[n] = v;

   384

}

   385

   386

static inline uint32 GetDParamX(const uint32 *s, uint n)

   387

{

   388

	return s[n];

   389

}

   390

   391

static inline void SetDParam(uint n, uint32 v)

   392

{

   393

	assert(n < lengthof(_decode_parameters));

   394

	_decode_parameters[n] = v;

   395

}

   396

   397

static inline void SetDParam64(uint n, uint64 v)

   398

{

   399

	assert(n + 1 < lengthof(_decode_parameters));

   400

	_decode_parameters[n + 0] = v & 0xffffffff;

   401

	_decode_parameters[n + 1] = v >> 32;

   402

}

   403

   404

static inline uint32 GetDParam(uint n)

   405

{

   406

	assert(n < lengthof(_decode_parameters));

   407

	return _decode_parameters[n];

   408

}

   409

   410

// Used to bind a C string name to a dparam number.

   411

// NOTE: This has a short lifetime. You can't

   412

//       use this string much later or it will be gone.

   413

void SetDParamStr(uint n, const char *str);

   414

   415

// This function takes a C-string and allocates a temporary string ID.

   416

// The duration of the bound string is valid only until the next acll to GetString,

   417

// so be careful.

   418

StringID BindCString(const char *str);

   419

   420

   421

#define COPY_IN_DPARAM(offs,src,num) memcpy(_decode_parameters + offs, src, sizeof(uint32) * (num))

   422

#define COPY_OUT_DPARAM(dst,offs,num) memcpy(dst,_decode_parameters + offs, sizeof(uint32) * (num))

   423

   424

   425

#define SET_EXPENSES_TYPE(x) _yearly_expenses_type = x;

   426

   427

/* landscape.c */

   428

extern const byte _tileh_to_sprite[32];

   429

extern const byte _inclined_tileh[8];

   430

   431

extern const TileTypeProcs * const _tile_type_procs[16];

   432

   433

/* station_cmd.c */

   434

// there are 5 types of airport (Country (3x4) , City(6x6), Metropolitan(6x6), International(7x7), Heliport(1x1)

   435

// will become obsolete once airports are loaded from seperate file

   436

extern const byte _airport_size_x[];

   437

extern const byte _airport_size_y[];

   438

   439

/* misc */

   440

VARDEF char _screenshot_name[128];

   441

#define USERSTRING_LEN 128

   442

VARDEF char _userstring[USERSTRING_LEN];

   443

VARDEF byte _vehicle_design_names;

   444

   445

/* tunnelbridge */

   446

#define MAX_BRIDGES 13

   447

   448

/* For new pathfinding. Define here so it is globally available without having

   449

 * to include npf.h */

   450

#define NPF_TILE_LENGTH 100

   451

   452

/* Autoreplace vehicle stuff*/

   453

VARDEF byte _autoreplace_array[256];

   454

VARDEF uint16 _player_num_engines[256];

   455

VARDEF byte _railtype_selected_in_replace_gui;

   456

   457

/* Forking stuff */

   458

VARDEF bool _dedicated_forks;

   459

   460

#endif /* VARIABLES_H */