1

/* $Id$ */

     2

     3

/** @file openttd.cpp Functions related to starting OpenTTD. */

     4

     5

#include "stdafx.h"

     6

     7

#define VARDEF

     8

#include "variables.h"

     9

#include "network/network_internal.h"

    10

#undef VARDEF

    11

    12

#include "openttd.h"

    13

    14

#include "driver.h"

    15

#include "blitter/factory.hpp"

    16

#include "sound/sound_driver.hpp"

    17

#include "music/music_driver.hpp"

    18

#include "video/video_driver.hpp"

    19

    20

#include "fontcache.h"

    21

#include "gfxinit.h"

    22

#include "gfx_func.h"

    23

#include "gui.h"

    24

#include "mixer.h"

    25

#include "sound_func.h"

    26

#include "window_func.h"

    27

    28

#include "debug.h"

    29

#include "saveload.h"

    30

#include "landscape.h"

    31

#include "player_func.h"

    32

#include "player_base.h"

    33

#include "command_func.h"

    34

#include "town.h"

    35

#include "industry.h"

    36

#include "news_func.h"

    37

#include "fileio.h"

    38

#include "fios.h"

    39

#include "airport.h"

    40

#include "aircraft.h"

    41

#include "console_func.h"

    42

#include "screenshot.h"

    43

#include "network/network.h"

    44

#include "signs_base.h"

    45

#include "signs_func.h"

    46

#include "waypoint.h"

    47

#include "ai/ai.h"

    48

#include "train.h"

    49

#include "yapf/yapf.h"

    50

#include "settings_func.h"

    51

#include "genworld.h"

    52

#include "player_face.h"

    53

#include "group.h"

    54

#include "strings_func.h"

    55

#include "date_func.h"

    56

#include "vehicle_func.h"

    57

#include "cheat_func.h"

    58

#include "animated_tile_func.h"

    59

#include "functions.h"

    60

#include "elrail_func.h"

    61

#include "rev.h"

    62

    63

#include "newgrf.h"

    64

#include "newgrf_config.h"

    65

#include "newgrf_house.h"

    66

#include "newgrf_commons.h"

    67

#include "newgrf_station.h"

    68

    69

#include "clear_map.h"

    70

#include "tree_map.h"

    71

#include "rail_map.h"

    72

#include "road_map.h"

    73

#include "station_map.h"

    74

#include "town_map.h"

    75

#include "industry_map.h"

    76

#include "unmovable_map.h"

    77

#include "tunnel_map.h"

    78

#include "bridge_map.h"

    79

#include "water_map.h"

    80

#include "tunnelbridge_map.h"

    81

#include "void_map.h"

    82

#include "water.h"

    83

    84

#include <stdarg.h>

    85

    86

#include "table/strings.h"

    87

    88

StringID _switch_mode_errorstr;

    89

    90

void CallLandscapeTick();

    91

void IncreaseDate();

    92

void DoPaletteAnimations();

    93

void MusicLoop();

    94

void ResetMusic();

    95

void ResetOldNames();

    96

void ProcessAsyncSaveFinish();

    97

void CallWindowTickEvent();

    98

    99

extern void SetDifficultyLevel(int mode, DifficultySettings *gm_opt);

   100

extern Player* DoStartupNewPlayer(bool is_ai);

   101

extern void ShowOSErrorBox(const char *buf);

   102

extern void InitializeRailGUI();

   103

   104

/**

   105

 * Error handling for fatal errors.

   106

 * @param s the string to print.

   107

 * @note Does NEVER return.

   108

 */

   109

void CDECL error(const char *s, ...)

   110

{

   111

	va_list va;

   112

	char buf[512];

   113

   114

	va_start(va, s);

   115

	vsnprintf(buf, lengthof(buf), s, va);

   116

	va_end(va);

   117

   118

	ShowOSErrorBox(buf);

   119

	if (_video_driver != NULL) _video_driver->Stop();

   120

   121

	assert(0);

   122

	exit(1);

   123

}

   124

   125

/**

   126

 * Shows some information on the console/a popup box depending on the OS.

   127

 * @param str the text to show.

   128

 */

   129

void CDECL ShowInfoF(const char *str, ...)

   130

{

   131

	va_list va;

   132

	char buf[1024];

   133

	va_start(va, str);

   134

	vsnprintf(buf, lengthof(buf), str, va);

   135

	va_end(va);

   136

	ShowInfo(buf);

   137

}

   138

   139

/**

   140

 * Show the help message when someone passed a wrong parameter.

   141

 */

   142

static void ShowHelp()

   143

{

   144

	char buf[4096];

   145

	char *p = buf;

   146

   147

	p += snprintf(p, lengthof(buf), "OpenTTD %s\n", _openttd_revision);

   148

	p = strecpy(p,

   149

		"\n"

   150

		"\n"

   151

		"Command line options:\n"

   152

		"  -v drv              = Set video driver (see below)\n"

   153

		"  -s drv              = Set sound driver (see below) (param bufsize,hz)\n"

   154

		"  -m drv              = Set music driver (see below)\n"

   155

		"  -b drv              = Set the blitter to use (see below)\n"

   156

		"  -r res              = Set resolution (for instance 800x600)\n"

   157

		"  -h                  = Display this help text\n"

   158

		"  -t year             = Set starting year\n"

   159

		"  -d [[fac=]lvl[,...]]= Debug mode\n"

   160

		"  -e                  = Start Editor\n"

   161

		"  -g [savegame]       = Start new/save game immediately\n"

   162

		"  -G seed             = Set random seed\n"

   163

#if defined(ENABLE_NETWORK)

   164

		"  -n [ip:port#player] = Start networkgame\n"

   165

		"  -D [ip][:port]      = Start dedicated server\n"

   166

		"  -l ip[:port]        = Redirect DEBUG()\n"

   167

#if !defined(__MORPHOS__) && !defined(__AMIGA__) && !defined(WIN32)

   168

		"  -f                  = Fork into the background (dedicated only)\n"

   169

#endif

   170

#endif /* ENABLE_NETWORK */

   171

		"  -i                  = Force to use the DOS palette\n"

   172

		"                          (use this if you see a lot of pink)\n"

   173

		"  -c config_file      = Use 'config_file' instead of 'openttd.cfg'\n"

   174

		"  -x                  = Do not automatically save to config file on exit\n",

   175

		lastof(buf)

   176

	);

   177

   178

	/* List the drivers */

   179

	p = VideoDriverFactoryBase::GetDriversInfo(p, lastof(buf));

   180

   181

	/* List the blitters */

   182

	p = BlitterFactoryBase::GetBlittersInfo(p, lastof(buf));

   183

   184

	/* ShowInfo put output to stderr, but version information should go

   185

	 * to stdout; this is the only exception */

   186

#if !defined(WIN32) && !defined(WIN64)

   187

	printf("%s\n", buf);

   188

#else

   189

	ShowInfo(buf);

   190

#endif

   191

}

   192

   193

   194

struct MyGetOptData {

   195

	char *opt;

   196

	int numleft;

   197

	char **argv;

   198

	const char *options;

   199

	const char *cont;

   200

   201

	MyGetOptData(int argc, char **argv, const char *options)

   202

	{

   203

		opt = NULL;

   204

		numleft = argc;

   205

		this->argv = argv;

   206

		this->options = options;

   207

		cont = NULL;

   208

	}

   209

};

   210

   211

static int MyGetOpt(MyGetOptData *md)

   212

{

   213

	const char *s,*r,*t;

   214

   215

	s = md->cont;

   216

	if (s != NULL)

   217

		goto md_continue_here;

   218

   219

	for (;;) {

   220

		if (--md->numleft < 0) return -1;

   221

   222

		s = *md->argv++;

   223

		if (*s == '-') {

   224

md_continue_here:;

   225

			s++;

   226

			if (*s != 0) {

   227

				/* Found argument, try to locate it in options. */

   228

				if (*s == ':' || (r = strchr(md->options, *s)) == NULL) {

   229

					/* ERROR! */

   230

					return -2;

   231

				}

   232

				if (r[1] == ':') {

   233

					/* Item wants an argument. Check if the argument follows, or if it comes as a separate arg. */

   234

					if (!*(t = s + 1)) {

   235

						/* It comes as a separate arg. Check if out of args? */

   236

						if (--md->numleft < 0 || *(t = *md->argv) == '-') {

   237

							/* Check if item is optional? */

   238

							if (r[2] != ':')

   239

								return -2;

   240

							md->numleft++;

   241

							t = NULL;

   242

						} else {

   243

							md->argv++;

   244

						}

   245

					}

   246

					md->opt = (char*)t;

   247

					md->cont = NULL;

   248

					return *s;

   249

				}

   250

				md->opt = NULL;

   251

				md->cont = s;

   252

				return *s;

   253

			}

   254

		} else {

   255

			/* This is currently not supported. */

   256

			return -2;

   257

		}

   258

	}

   259

}

   260

   261

/**

   262

 * Extract the resolution from the given string and store

   263

 * it in the 'res' parameter.

   264

 * @param res variable to store the resolution in.

   265

 * @param s   the string to decompose.

   266

 */

   267

static void ParseResolution(int res[2], const char *s)

   268

{

   269

	const char *t = strchr(s, 'x');

   270

	if (t == NULL) {

   271

		ShowInfoF("Invalid resolution '%s'", s);

   272

		return;

   273

	}

   274

   275

	res[0] = max(strtoul(s, NULL, 0), 64UL);

   276

	res[1] = max(strtoul(t + 1, NULL, 0), 64UL);

   277

}

   278

   279

static void InitializeDynamicVariables()

   280

{

   281

	/* Dynamic stuff needs to be initialized somewhere... */

   282

	_industry_mngr.ResetMapping();

   283

	_industile_mngr.ResetMapping();

   284

}

   285

   286

   287

/** Unitializes drivers, frees allocated memory, cleans pools, ...

   288

 * Generally, prepares the game for shutting down

   289

 */

   290

static void ShutdownGame()

   291

{

   292

	/* stop the AI */

   293

	AI_Uninitialize();

   294

   295

	IConsoleFree();

   296

   297

	if (_network_available) NetworkShutDown(); // Shut down the network and close any open connections

   298

   299

	DriverFactoryBase::ShutdownDrivers();

   300

   301

	UnInitWindowSystem();

   302

   303

	/* Uninitialize airport state machines */

   304

	UnInitializeAirports();

   305

   306

	/* Uninitialize variables that are allocated dynamically */

   307

	_Town_pool.CleanPool();

   308

	_Industry_pool.CleanPool();

   309

	_Station_pool.CleanPool();

   310

	_Vehicle_pool.CleanPool();

   311

	_Sign_pool.CleanPool();

   312

	_Order_pool.CleanPool();

   313

	_Group_pool.CleanPool();

   314

	_CargoPacket_pool.CleanPool();

   315

	_Engine_pool.CleanPool();

   316

   317

	free(_config_file);

   318

   319

	/* Close all and any open filehandles */

   320

	FioCloseAll();

   321

}

   322

   323

static void LoadIntroGame()

   324

{

   325

	_game_mode = GM_MENU;

   326

   327

	ResetGRFConfig(false);

   328

   329

	/* Setup main window */

   330

	ResetWindowSystem();

   331

	SetupColorsAndInitialWindow();

   332

   333

	/* Load the default opening screen savegame */

   334

	if (SaveOrLoad("opntitle.dat", SL_LOAD, DATA_DIR) != SL_OK) {

   335

		GenerateWorld(GW_EMPTY, 64, 64); // if failed loading, make empty world.

   336

		WaitTillGeneratedWorld();

   337

	}

   338

   339

	_pause_game = 0;

   340

	SetLocalPlayer(PLAYER_FIRST);

   341

	_cursor.fix_at = false;

   342

	MarkWholeScreenDirty();

   343

   344

	CheckForMissingGlyphsInLoadedLanguagePack();

   345

   346

	/* Play main theme */

   347

	if (_music_driver->IsSongPlaying()) ResetMusic();

   348

}

   349

   350

byte _savegame_sort_order;

   351

#if defined(UNIX) && !defined(__MORPHOS__)

   352

extern void DedicatedFork();

   353

#endif

   354

   355

int ttd_main(int argc, char *argv[])

   356

{

   357

	int i;

   358

	const char *optformat;

   359

	char musicdriver[32], sounddriver[32], videodriver[32], blitter[32];

   360

	int resolution[2] = {0, 0};

   361

	Year startyear = INVALID_YEAR;

   362

	uint generation_seed = GENERATE_NEW_SEED;

   363

	bool save_config = true;

   364

#if defined(ENABLE_NETWORK)

   365

	bool dedicated = false;

   366

	bool network   = false;

   367

	char *network_conn = NULL;

   368

	char *debuglog_conn = NULL;

   369

	char *dedicated_host = NULL;

   370

	uint16 dedicated_port = 0;

   371

#endif /* ENABLE_NETWORK */

   372

   373

	musicdriver[0] = sounddriver[0] = videodriver[0] = blitter[0] = '\0';

   374

   375

	_game_mode = GM_MENU;

   376

	_switch_mode = SM_MENU;

   377

	_switch_mode_errorstr = INVALID_STRING_ID;

   378

	_dedicated_forks = false;

   379

	_config_file = NULL;

   380

   381

	/* The last param of the following function means this:

   382

	 *   a letter means: it accepts that param (e.g.: -h)

   383

	 *   a ':' behind it means: it need a param (e.g.: -m<driver>)

   384

	 *   a '::' behind it means: it can optional have a param (e.g.: -d<debug>) */

   385

	optformat = "m:s:v:b:hD::n::eit:d::r:g::G:c:xl:"

   386

#if !defined(__MORPHOS__) && !defined(__AMIGA__) && !defined(WIN32)

   387

		"f"

   388

#endif

   389

	;

   390

   391

	MyGetOptData mgo(argc - 1, argv + 1, optformat);

   392

   393

	while ((i = MyGetOpt(&mgo)) != -1) {

   394

		switch (i) {

   395

		case 'm': ttd_strlcpy(musicdriver, mgo.opt, sizeof(musicdriver)); break;

   396

		case 's': ttd_strlcpy(sounddriver, mgo.opt, sizeof(sounddriver)); break;

   397

		case 'v': ttd_strlcpy(videodriver, mgo.opt, sizeof(videodriver)); break;

   398

		case 'b': ttd_strlcpy(blitter, mgo.opt, sizeof(blitter)); break;

   399

#if defined(ENABLE_NETWORK)

   400

		case 'D':

   401

			strcpy(musicdriver, "null");

   402

			strcpy(sounddriver, "null");

   403

			strcpy(videodriver, "dedicated");

   404

			strcpy(blitter, "null");

   405

			dedicated = true;

   406

			if (mgo.opt != NULL) {

   407

				/* Use the existing method for parsing (openttd -n).

   408

				 * However, we do ignore the #player part. */

   409

				const char *temp = NULL;

   410

				const char *port = NULL;

   411

				ParseConnectionString(&temp, &port, mgo.opt);

   412

				if (!StrEmpty(mgo.opt)) dedicated_host = mgo.opt;

   413

				if (port != NULL) dedicated_port = atoi(port);

   414

			}

   415

			break;

   416

		case 'f': _dedicated_forks = true; break;

   417

		case 'n':

   418

			network = true;

   419

			network_conn = mgo.opt; // optional IP parameter, NULL if unset

   420

			break;

   421

		case 'l':

   422

			debuglog_conn = mgo.opt;

   423

			break;

   424

#endif /* ENABLE_NETWORK */

   425

		case 'r': ParseResolution(resolution, mgo.opt); break;

   426

		case 't': startyear = atoi(mgo.opt); break;

   427

		case 'd': {

   428

#if defined(WIN32)

   429

				CreateConsole();

   430

#endif

   431

				if (mgo.opt != NULL) SetDebugString(mgo.opt);

   432

			} break;

   433

		case 'e': _switch_mode = SM_EDITOR; break;

   434

		case 'i': _use_dos_palette = true; break;

   435

		case 'g':

   436

			if (mgo.opt != NULL) {

   437

				strcpy(_file_to_saveload.name, mgo.opt);

   438

				_switch_mode = SM_LOAD;

   439

			} else {

   440

				_switch_mode = SM_NEWGAME;

   441

				/* Give a random map */

   442

				generation_seed = InteractiveRandom();

   443

			}

   444

			break;

   445

		case 'G': generation_seed = atoi(mgo.opt); break;

   446

		case 'c': _config_file = strdup(mgo.opt); break;

   447

		case 'x': save_config = false; break;

   448

		case -2:

   449

		case 'h':

   450

			ShowHelp();

   451

			return 0;

   452

		}

   453

	}

   454

   455

#if defined(WINCE) && defined(_DEBUG)

   456

	/* Switch on debug lvl 4 for WinCE if Debug release, as you can't give params, and you most likely do want this information */

   457

	SetDebugString("4");

   458

#endif

   459

   460

	DeterminePaths(argv[0]);

   461

	CheckExternalFiles();

   462

   463

#if defined(UNIX) && !defined(__MORPHOS__)

   464

	/* We must fork here, or we'll end up without some resources we need (like sockets) */

   465

	if (_dedicated_forks)

   466

		DedicatedFork();

   467

#endif

   468

   469

	LoadFromConfig();

   470

	CheckConfig();

   471

	LoadFromHighScore();

   472

   473

	/* override config? */

   474

	if (!StrEmpty(musicdriver)) ttd_strlcpy(_ini_musicdriver, musicdriver, sizeof(_ini_musicdriver));

   475

	if (!StrEmpty(sounddriver)) ttd_strlcpy(_ini_sounddriver, sounddriver, sizeof(_ini_sounddriver));

   476

	if (!StrEmpty(videodriver)) ttd_strlcpy(_ini_videodriver, videodriver, sizeof(_ini_videodriver));

   477

	if (!StrEmpty(blitter))     ttd_strlcpy(_ini_blitter, blitter, sizeof(_ini_blitter));

   478

	if (resolution[0] != 0) { _cur_resolution[0] = resolution[0]; _cur_resolution[1] = resolution[1]; }

   479

	if (startyear != INVALID_YEAR) _settings_newgame.game_creation.starting_year = startyear;

   480

	if (generation_seed != GENERATE_NEW_SEED) _settings_newgame.game_creation.generation_seed = generation_seed;

   481

   482

	/* The width and height must be at least 1 pixel, this

   483

	 * way all internal drawing routines work correctly. */

   484

	if (_cur_resolution[0] == 0) _cur_resolution[0] = 1;

   485

	if (_cur_resolution[1] == 0) _cur_resolution[1] = 1;

   486

   487