1

/* $Id$ */

     2

     3

#include "stdafx.h"

     4

#include "string.h"

     5

#include "table/strings.h"

     6

#include "debug.h"

     7

#include "driver.h"

     8

#include "saveload.h"

     9

#include "strings.h"

    10

#include "map.h"

    11

#include "tile.h"

    12

#include "void_map.h"

    13

    14

#define VARDEF

    15

#include "openttd.h"

    16

#include "bridge_map.h"

    17

#include "functions.h"

    18

#include "mixer.h"

    19

#include "spritecache.h"

    20

#include "strings.h"

    21

#include "gfx.h"

    22

#include "gfxinit.h"

    23

#include "gui.h"

    24

#include "station.h"

    25

#include "station_map.h"

    26

#include "town_map.h"

    27

#include "tunnel_map.h"

    28

#include "vehicle.h"

    29

#include "viewport.h"

    30

#include "window.h"

    31

#include "player.h"

    32

#include "command.h"

    33

#include "town.h"

    34

#include "industry.h"

    35

#include "news.h"

    36

#include "engine.h"

    37

#include "sound.h"

    38

#include "economy.h"

    39

#include "fileio.h"

    40

#include "hal.h"

    41

#include "airport.h"

    42

#include "console.h"

    43

#include "screenshot.h"

    44

#include "network.h"

    45

#include "signs.h"

    46

#include "depot.h"

    47

#include "waypoint.h"

    48

#include "ai/ai.h"

    49

#include "train.h"

    50

#include "yapf/yapf.h"

    51

#include "settings.h"

    52

#include "genworld.h"

    53

#include "date.h"

    54

#include "clear_map.h"

    55

#include "fontcache.h"

    56

#include "newgrf_config.h"

    57

    58

#include <stdarg.h>

    59

    60

void CallLandscapeTick(void);

    61

void IncreaseDate(void);

    62

void DoPaletteAnimations(void);

    63

void MusicLoop(void);

    64

void ResetMusic(void);

    65

void InitializeStations(void);

    66

void DeleteAllPlayerStations(void);

    67

    68

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

    69

extern void DoStartupNewPlayer(bool is_ai);

    70

extern void ShowOSErrorBox(const char *buf);

    71

    72

/* TODO: usrerror() for errors which are not of an internal nature but

    73

 * caused by the user, i.e. missing files or fatal configuration errors.

    74

 * Post-0.4.0 since Celestar doesn't want this in SVN before. --pasky */

    75

    76

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

    77

{

    78

	va_list va;

    79

	char buf[512];

    80

    81

	va_start(va, s);

    82

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

    83

	va_end(va);

    84

    85

	ShowOSErrorBox(buf);

    86

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

    87

    88

	assert(0);

    89

	exit(1);

    90

}

    91

    92

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

    93

{

    94

	va_list va;

    95

	char buf[1024];

    96

	va_start(va, str);

    97

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

    98

	va_end(va);

    99

	ShowInfo(buf);

   100

}

   101

   102

   103

void *ReadFileToMem(const char *filename, size_t *lenp, size_t maxsize)

   104

{

   105

	FILE *in;

   106

	byte *mem;

   107

	size_t len;

   108

   109

	in = fopen(filename, "rb");

   110

	if (in == NULL) return NULL;

   111

   112

	fseek(in, 0, SEEK_END);

   113

	len = ftell(in);

   114

	fseek(in, 0, SEEK_SET);

   115

	if (len > maxsize || (mem = malloc(len + 1)) == NULL) {

   116

		fclose(in);

   117

		return NULL;

   118

	}

   119

	mem[len] = 0;

   120

	if (fread(mem, len, 1, in) != 1) {

   121

		fclose(in);

   122

		free(mem);

   123

		return NULL;

   124

	}

   125

	fclose(in);

   126

   127

	*lenp = len;

   128

	return mem;

   129

}

   130

   131

static void showhelp(void)

   132

{

   133

	extern const char _openttd_revision[];

   134

	char buf[4096], *p;

   135

   136

	p = buf;

   137

   138

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

   139

	p = strecpy(p,

   140

		"\n"

   141

		"\n"

   142

		"Command line options:\n"

   143

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

   144

		"  -s drv              = Set sound driver (see below)\n"

   145

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

   146

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

   147

		"  -h                  = Display this help text\n"

   148

		"  -t year             = Set starting year\n"

   149

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

   150

		"  -e                  = Start Editor\n"

   151

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

   152

		"  -G seed             = Set random seed\n"

   153

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

   154

		"  -D                  = Start dedicated server\n"

   155

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

   156

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

   157

#endif

   158

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

   159

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

   160

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

   161

		"\n",

   162

		lastof(buf)

   163

	);

   164

   165

	p = GetDriverList(p, lastof(buf));

   166

   167

	ShowInfo(buf);

   168

}

   169

   170

   171

typedef struct {

   172

	char *opt;

   173

	int numleft;

   174

	char **argv;

   175

	const char *options;

   176

	char *cont;

   177

} MyGetOptData;

   178

   179

static void MyGetOptInit(MyGetOptData *md, int argc, char **argv, const char *options)

   180

{

   181

	md->cont = NULL;

   182

	md->numleft = argc;

   183

	md->argv = argv;

   184

	md->options = options;

   185

}

   186

   187

static int MyGetOpt(MyGetOptData *md)

   188

{

   189

	char *s,*r,*t;

   190

   191

	s = md->cont;

   192

	if (s != NULL)

   193

		goto md_continue_here;

   194

   195

	for (;;) {

   196

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

   197

   198

		s = *md->argv++;

   199

		if (*s == '-') {

   200

md_continue_here:;

   201

			s++;

   202

			if (*s != 0) {

   203

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

   204

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

   205

					// ERROR!

   206

					return -2;

   207

				}

   208

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

   209

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

   210

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

   211

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

   212

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

   213

							// Check if item is optional?

   214

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

   215

								return -2;

   216

							md->numleft++;

   217

							t = NULL;

   218

						} else {

   219

							md->argv++;

   220

						}

   221

					}

   222

					md->opt = t;

   223

					md->cont = NULL;

   224

					return *s;

   225

				}

   226

				md->opt = NULL;

   227

				md->cont = s;

   228

				return *s;

   229

			}

   230

		} else {

   231

			// This is currently not supported.

   232

			return -2;

   233

		}

   234

	}

   235

}

   236

   237

   238

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

   239

{

   240

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

   241

	if (t == NULL) {

   242

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

   243

		return;

   244

	}

   245

   246

	res[0] = clamp(strtoul(s, NULL, 0), 64, MAX_SCREEN_WIDTH);

   247

	res[1] = clamp(strtoul(t + 1, NULL, 0), 64, MAX_SCREEN_HEIGHT);

   248

}

   249

   250

static void InitializeDynamicVariables(void)

   251

{

   252

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

   253

	_town_sort     = NULL;

   254

	_industry_sort = NULL;

   255

}

   256

   257

static void UnInitializeDynamicVariables(void)

   258

{

   259

	/* Dynamic stuff needs to be free'd somewhere... */

   260

	CleanPool(&_Town_pool);

   261

	CleanPool(&_Industry_pool);

   262

	CleanPool(&_Station_pool);

   263

	CleanPool(&_Vehicle_pool);

   264

	CleanPool(&_Sign_pool);

   265

	CleanPool(&_Order_pool);

   266

   267

	free((void*)_town_sort);

   268

	free((void*)_industry_sort);

   269

}

   270

   271

static void UnInitializeGame(void)

   272

{

   273

	UnInitWindowSystem();

   274

   275

	free(_config_file);

   276

}

   277

   278

static void LoadIntroGame(void)

   279

{

   280

	char filename[256];

   281

   282

	_game_mode = GM_MENU;

   283

	CLRBITS(_display_opt, DO_TRANS_BUILDINGS); // don't make buildings transparent in intro

   284

	_opt_ptr = &_opt_newgame;

   285

	ResetGRFConfig(false);

   286

   287

	// Setup main window

   288

	ResetWindowSystem();

   289

	SetupColorsAndInitialWindow();

   290

   291

	// Generate a world.

   292

	snprintf(filename, lengthof(filename), "%sopntitle.dat",  _path.data_dir);

   293

#if defined SECOND_DATA_DIR

   294

	if (SaveOrLoad(filename, SL_LOAD) != SL_OK) {

   295

		snprintf(filename, lengthof(filename), "%sopntitle.dat",  _path.second_data_dir);

   296

	}

   297

#endif

   298

	if (SaveOrLoad(filename, SL_LOAD) != SL_OK) {

   299

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

   300

		WaitTillGeneratedWorld();

   301

	}

   302

   303

	_pause = 0;

   304

	_local_player = 0;

   305

	/* Make sure you can't scroll in the menu */

   306

	_scrolling_viewport = 0;

   307

	_cursor.fix_at = false;

   308

	MarkWholeScreenDirty();

   309

   310

	// Play main theme

   311

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

   312

}

   313

   314

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

   315

extern void DedicatedFork(void);

   316

#endif

   317

   318

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

   319

{

   320

	MyGetOptData mgo;

   321

	int i;

   322

	const char *optformat;

   323

	char musicdriver[16], sounddriver[16], videodriver[16];

   324

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

   325

	Year startyear = INVALID_YEAR;

   326

	uint generation_seed = GENERATE_NEW_SEED;

   327

	bool dedicated = false;

   328

	bool network   = false;

   329

	char *network_conn = NULL;

   330

   331

	musicdriver[0] = sounddriver[0] = videodriver[0] = 0;

   332

   333

	_game_mode = GM_MENU;

   334

	_switch_mode = SM_MENU;

   335

	_switch_mode_errorstr = INVALID_STRING_ID;

   336

	_dedicated_forks = false;

   337

	_config_file = NULL;

   338

   339

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

   340

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

   341

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

   342

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

   343

	optformat = "m:s:v:hDn::eit:d::r:g::G:c:"

   344

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

   345

		"f"

   346

#endif

   347

	;

   348

   349

	MyGetOptInit(&mgo, argc-1, argv+1, optformat);

   350

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

   351

		switch (i) {

   352

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

   353

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

   354

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

   355

		case 'D':

   356

			strcpy(musicdriver, "null");

   357

			strcpy(sounddriver, "null");

   358

			strcpy(videodriver, "dedicated");

   359

			dedicated = true;

   360

			break;

   361

		case 'f': _dedicated_forks = true; break;

   362

		case 'n':

   363

			network = true;

   364

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

   365

			break;

   366

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

   367

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

   368

		case 'd': {

   369

#if defined(WIN32)

   370

				CreateConsole();

   371

#endif

   372

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

   373

			} break;

   374

		case 'e': _switch_mode = SM_EDITOR; break;

   375

		case 'i': _use_dos_palette = true; break;

   376

		case 'g':

   377

			if (mgo.opt != NULL) {

   378

				strcpy(_file_to_saveload.name, mgo.opt);

   379

				_switch_mode = SM_LOAD;

   380

			} else {

   381

				_switch_mode = SM_NEWGAME;

   382

			}

   383

			break;

   384

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

   385

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

   386

		case -2:

   387

		case 'h':

   388

			showhelp();

   389

			return 0;

   390

		}

   391

	}

   392

   393

	DeterminePaths();

   394

	CheckExternalFiles();

   395

   396

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

   397

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

   398

	if (_dedicated_forks)

   399

		DedicatedFork();

   400

#endif

   401

   402

	LoadFromConfig();

   403

	CheckConfig();

   404

	LoadFromHighScore();

   405

   406

	// override config?

   407

	if (musicdriver[0]) ttd_strlcpy(_ini_musicdriver, musicdriver, sizeof(_ini_musicdriver));

   408

	if (sounddriver[0]) ttd_strlcpy(_ini_sounddriver, sounddriver, sizeof(_ini_sounddriver));

   409

	if (videodriver[0]) ttd_strlcpy(_ini_videodriver, videodriver, sizeof(_ini_videodriver));

   410

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

   411

	if (startyear != INVALID_YEAR) _patches_newgame.starting_year = startyear;

   412

	if (generation_seed != GENERATE_NEW_SEED) _patches_newgame.generation_seed = generation_seed;

   413

   414

	if (_dedicated_forks && !dedicated) _dedicated_forks = false;

   415

   416

	// enumerate language files

   417

	InitializeLanguagePacks();

   418

   419

	// initialize screenshot formats

   420

	InitializeScreenshotFormats();

   421

   422

	// initialize airport state machines

   423

	InitializeAirports();

   424

   425

	/* initialize all variables that are allocated dynamically */

   426

	InitializeDynamicVariables();

   427

   428

	/* start the AI */

   429

	AI_Initialize();

   430

   431

	// Sample catalogue

   432

	DEBUG(misc, 1) ("Loading sound effects...");

   433

	MxInitialize(11025);

   434

	SoundInitialize("sample.cat");

   435

   436

	/* Initialize FreeType */

   437

	InitFreeType();

   438

   439

	// This must be done early, since functions use the InvalidateWindow* calls

   440

	InitWindowSystem();

   441

   442

	/* Initialize game palette */

   443

	GfxInitPalettes();

   444

   445

	DEBUG(driver, 1) ("Loading drivers...");

   446

	LoadDriver(SOUND_DRIVER, _ini_sounddriver);

   447

	LoadDriver(MUSIC_DRIVER, _ini_musicdriver);

   448

	LoadDriver(VIDEO_DRIVER, _ini_videodriver); // load video last, to prevent an empty window while sound and music loads

   449

	_savegame_sort_order = SORT_BY_DATE | SORT_DESCENDING;

   450

   451

	// restore saved music volume

   452

	_music_driver->set_volume(msf.music_vol);

   453

   454

	NetworkStartUp(); // initialize network-core

   455

   456

	ScanNewGRFFiles();

   457

   458

	_opt_ptr = &_opt_newgame;

   459

	ResetGRFConfig(false);

   460

   461

	/* XXX - ugly hack, if diff_level is 9, it means we got no setting from the config file */

   462

	if (_opt_newgame.diff_level == 9) SetDifficultyLevel(0, &_opt_newgame);

   463

   464

	/* Make sure _patches is filled with _patches_newgame if we switch to a game directly */

   465

	if (_switch_mode != SM_NONE) {

   466

		_opt = _opt_newgame;

   467

		UpdatePatches();

   468

	}

   469

   470

	// initialize the ingame console

   471

	IConsoleInit();

   472

	_cursor.in_window = true;

   473

	InitializeGUI();

   474

	IConsoleCmdExec("exec scripts/autoexec.scr 0");

   475

   476

	GenerateWorld(GW_EMPTY, 64, 64); // Make the viewport initialization happy

   477

	WaitTillGeneratedWorld();

   478

   479

#ifdef ENABLE_NETWORK

   480

	if (network && _network_available) {

   481

		if (network_conn != NULL) {

   482

			const char *port = NULL;

   483

			const char *player = NULL;

   484

			uint16 rport;

   485

   486

			rport = NETWORK_DEFAULT_PORT;

   487

			_network_playas = PLAYER_NEW_COMPANY;

   488

   489

			ParseConnectionString(&player, &port, network_conn);

   490

   491

			if (player != NULL) {

   492

				_network_playas = atoi(player);

   493

   494

				if (_network_playas != PLAYER_SPECTATOR) {