1

/* $Id$ */

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/** @file openttd.cpp */

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#include "stdafx.h"

     6

#define VARDEF

     7

#include "string.h"

     8

#include "table/strings.h"

     9

#include "debug.h"

    10

#include "driver.h"

    11

#include "saveload.h"

    12

#include "strings.h"

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#include "map.h"

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#include "tile.h"

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#include "void_map.h"

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#include "helpers.hpp"

    17

    18

#include "openttd.h"

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#include "bridge_map.h"

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#include "functions.h"

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#include "mixer.h"

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#include "spritecache.h"

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#include "strings.h"

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#include "gfx.h"

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#include "gfxinit.h"

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#include "gui.h"

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#include "landscape.h"

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#include "station.h"

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#include "station_map.h"

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#include "town_map.h"

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#include "tunnel_map.h"

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#include "vehicle.h"

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#include "viewport.h"

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#include "window.h"

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#include "player.h"

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#include "command.h"

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#include "town.h"

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#include "industry.h"

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#include "news.h"

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#include "engine.h"

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#include "sound.h"

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#include "economy.h"

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#include "fileio.h"

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#include "hal.h"

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#include "airport.h"

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#include "aircraft.h"

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#include "console.h"

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#include "screenshot.h"

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#include "network/network.h"

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#include "signs.h"

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#include "depot.h"

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#include "waypoint.h"

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#include "ai/ai.h"

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#include "train.h"

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#include "yapf/yapf.h"

    56

#include "settings.h"

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#include "genworld.h"

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#include "date.h"

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#include "clear_map.h"

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#include "fontcache.h"

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#include "newgrf.h"

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#include "newgrf_config.h"

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#include "newgrf_house.h"

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#include "newgrf_commons.h"

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#include "player_face.h"

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#include "group.h"

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#include "blitter/factory.hpp"

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    69

#include "bridge_map.h"

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#include "clear_map.h"

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#include "rail_map.h"

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#include "road_map.h"

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#include "water_map.h"

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#include "industry_map.h"

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#include "unmovable_map.h"

    76

    77

#include <stdarg.h>

    78

    79

void CallLandscapeTick();

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void IncreaseDate();

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void DoPaletteAnimations();

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void MusicLoop();

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void ResetMusic();

    84

    85

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

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extern Player* DoStartupNewPlayer(bool is_ai);

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extern void ShowOSErrorBox(const char *buf);

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extern void SetDefaultRailGui();

    89

    90

const char *_default_blitter = "8bpp-optimized";

    91

    92

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

    93

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

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

    95

    96

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

    97

{

    98

	va_list va;

    99

	char buf[512];

   100

   101

	va_start(va, s);

   102

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

   103

	va_end(va);

   104

   105

	ShowOSErrorBox(buf);

   106

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

   107

   108

	assert(0);

   109

	exit(1);

   110

}

   111

   112

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

   113

{

   114

	va_list va;

   115

	char buf[1024];

   116

	va_start(va, str);

   117

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

   118

	va_end(va);

   119

	ShowInfo(buf);

   120

}

   121

   122

   123

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

   124

{

   125

	FILE *in;

   126

	byte *mem;

   127

	size_t len;

   128

   129

	in = fopen(filename, "rb");

   130

	if (in == NULL) return NULL;

   131

   132

	fseek(in, 0, SEEK_END);

   133

	len = ftell(in);

   134

	fseek(in, 0, SEEK_SET);

   135

	if (len > maxsize || (mem = MallocT<byte>(len + 1)) == NULL) {

   136

		fclose(in);

   137

		return NULL;

   138

	}

   139

	mem[len] = 0;

   140

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

   141

		fclose(in);

   142

		free(mem);

   143

		return NULL;

   144

	}

   145

	fclose(in);

   146

   147

	*lenp = len;

   148

	return mem;

   149

}

   150

   151

extern const char _openttd_revision[];

   152

static void showhelp()

   153

{

   154

	char buf[4096], *p;

   155

   156

	p = buf;

   157

   158

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

   159

	p = strecpy(p,

   160

		"\n"

   161

		"\n"

   162

		"Command line options:\n"

   163

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

   164

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

   165

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

   166

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

   167

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

   168

		"  -h                  = Display this help text\n"

   169

		"  -t year             = Set starting year\n"

   170

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

   171

		"  -e                  = Start Editor\n"

   172

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

   173

		"  -G seed             = Set random seed\n"

   174

#if defined(ENABLE_NETWORK)

   175

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

   176

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

   177

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

   178

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

   179

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

   180

#endif

   181

#endif /* ENABLE_NETWORK */

   182

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

   183

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

   184

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

   185

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

   186

		lastof(buf)

   187

	);

   188

   189

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

   190

   191

	/* List the blitters */

   192

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

   193

   194

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

   195

	 * to stdout; this is the only exception */

   196

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

   197

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

   198

#else

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	ShowInfo(buf);

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#endif

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}

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   203

   204

struct MyGetOptData {

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	char *opt;

   206

	int numleft;

   207

	char **argv;

   208

	const char *options;

   209

	const char *cont;

   210

   211

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

   212

	{

   213

		opt = NULL;

   214

		numleft = argc;

   215

		this->argv = argv;

   216

		this->options = options;

   217

		cont = NULL;

   218

	}

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};

   220

   221

static int MyGetOpt(MyGetOptData *md)

   222

{

   223

	const char *s,*r,*t;

   224

   225

	s = md->cont;

   226

	if (s != NULL)

   227

		goto md_continue_here;

   228

   229

	for (;;) {

   230

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

   231

   232

		s = *md->argv++;

   233

		if (*s == '-') {

   234

md_continue_here:;

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			s++;

   236

			if (*s != 0) {

   237

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

   238

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

   239

					/* ERROR! */

   240

					return -2;

   241

				}

   242

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

   243

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

   244

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

   245

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

   246

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

   247

							/* Check if item is optional? */

   248

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

   249

								return -2;

   250

							md->numleft++;

   251

							t = NULL;

   252

						} else {

   253

							md->argv++;

   254

						}

   255

					}

   256

					md->opt = (char*)t;

   257

					md->cont = NULL;

   258

					return *s;

   259

				}

   260

				md->opt = NULL;

   261

				md->cont = s;

   262

				return *s;

   263

			}

   264

		} else {

   265

			/* This is currently not supported. */

   266

			return -2;

   267

		}

   268

	}

   269

}

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   271

   272

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

   273

{

   274

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

   275

	if (t == NULL) {

   276

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

   277

		return;

   278

	}

   279

   280

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

   281

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

   282

}

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   284

static void InitializeDynamicVariables()

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{

   286

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

   287

	_town_sort     = NULL;

   288

	_industry_sort = NULL;

   289

}

   290

   291

   292

static void UnInitializeGame()

   293

{

   294

	UnInitWindowSystem();

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   296

	/* Uninitialize airport state machines */

   297

	UnInitializeAirports();

   298

   299

	/* Uninitialize variables that are allocated dynamically */

   300

	CleanPool(&_Town_pool);

   301

	CleanPool(&_Industry_pool);

   302

	CleanPool(&_Station_pool);

   303

	CleanPool(&_Vehicle_pool);

   304

	CleanPool(&_Sign_pool);

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	CleanPool(&_Order_pool);

   306

	CleanPool(&_Group_pool);

   307

	CleanPool(&_CargoPacket_pool);

   308

   309

	free((void*)_town_sort);

   310

	free((void*)_industry_sort);

   311

   312

	free(_config_file);

   313

}

   314

   315

static void LoadIntroGame()

   316

{

   317

	_game_mode = GM_MENU;

   318

   319

	/* Clear transparency options */

   320

	_transparent_opt = 0;

   321

   322

	_opt_ptr = &_opt_newgame;

   323

	ResetGRFConfig(false);

   324

   325

	/* Setup main window */

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	ResetWindowSystem();

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	SetupColorsAndInitialWindow();

   328

   329

	/* Load the default opening screen savegame */

   330

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

   331

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

   332

		WaitTillGeneratedWorld();

   333

	}

   334

   335

	_pause_game = 0;

   336

	SetLocalPlayer(PLAYER_FIRST);

   337

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

   338

	_scrolling_viewport = 0;

   339

	_cursor.fix_at = false;

   340

	MarkWholeScreenDirty();

   341

   342

	/* Play main theme */

   343

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

   344

}

   345

   346

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

   347

extern void DedicatedFork();

   348

#endif

   349

   350

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

   351

{

   352

	int i;

   353

	const char *optformat;

   354

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

   355

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

   356

	Year startyear = INVALID_YEAR;

   357

	uint generation_seed = GENERATE_NEW_SEED;

   358

	bool save_config = true;

   359

#if defined(ENABLE_NETWORK)

   360

	bool dedicated = false;

   361

	bool network   = false;

   362

	char *network_conn = NULL;

   363

	char *debuglog_conn = NULL;

   364

	char *dedicated_host = NULL;

   365

	uint16 dedicated_port = 0;

   366

#endif /* ENABLE_NETWORK */

   367

   368

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

   369

   370

	_game_mode = GM_MENU;

   371

	_switch_mode = SM_MENU;

   372

	_switch_mode_errorstr = INVALID_STRING_ID;

   373

	_dedicated_forks = false;

   374

	_config_file = NULL;

   375

   376

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

   377

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

   378

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

   379

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

   380

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

   381

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

   382

		"f"

   383

#endif

   384

	;

   385

   386

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

   387

   388

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

   389

		switch (i) {

   390

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

   391

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

   392

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

   393

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

   394

#if defined(ENABLE_NETWORK)

   395

		case 'D':

   396

			strcpy(musicdriver, "null");

   397

			strcpy(sounddriver, "null");

   398

			strcpy(videodriver, "dedicated");

   399

			strcpy(blitter, "null");

   400

			dedicated = true;

   401

			if (mgo.opt != NULL) {

   402

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

   403

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

   404

				const char *temp = NULL;

   405

				const char *port = NULL;

   406

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

   407

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

   408

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

   409

			}

   410

			break;

   411

		case 'f': _dedicated_forks = true; break;

   412

		case 'n':

   413

			network = true;

   414

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

   415

			break;

   416

		case 'l':

   417

			debuglog_conn = mgo.opt;

   418

			break;

   419

#endif /* ENABLE_NETWORK */

   420

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

   421

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

   422

		case 'd': {

   423

#if defined(WIN32)

   424

				CreateConsole();

   425

#endif

   426

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

   427

			} break;

   428

		case 'e': _switch_mode = SM_EDITOR; break;

   429

		case 'i': _use_dos_palette = true; break;

   430

		case 'g':

   431

			if (mgo.opt != NULL) {

   432

				strcpy(_file_to_saveload.name, mgo.opt);

   433

				_switch_mode = SM_LOAD;

   434

			} else {

   435

				_switch_mode = SM_NEWGAME;

   436

				/* Give a random map */

   437

				generation_seed = InteractiveRandom();

   438

			}

   439

			break;

   440

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

   441

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

   442

		case 'x': save_config = false; break;

   443

		case -2:

   444

		case 'h':

   445

			showhelp();

   446

			return 0;

   447

		}

   448

	}

   449

   450

	DeterminePaths(argv[0]);

   451

	CheckExternalFiles();

   452

   453

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

   454

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

   455

	if (_dedicated_forks)

   456

		DedicatedFork();

   457

#endif

   458

   459

	LoadFromConfig();

   460

	CheckConfig();

   461

	LoadFromHighScore();

   462

   463

	/* override config? */

   464

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

   465

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

   466

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

   467

	if (StrEmpty(blitter)) ttd_strlcpy(blitter, _default_blitter, sizeof(blitter));

   468

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

   469

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

   470

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

   471

   472

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

   473

	 * way all internal drawing routines work correctly. */

   474

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

   475

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

   476

   477

#if defined(ENABLE_NETWORK)

   478

	if (dedicated_host) snprintf(_network_server_bind_ip_host, NETWORK_HOSTNAME_LENGTH, "%s", dedicated_host);

   479

	if (dedicated_port) _network_server_port = dedicated_port;

   480

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

   481

#endif /* ENABLE_NETWORK */

   482

   483

	/* enumerate language files */

   484

	InitializeLanguagePacks();

   485

   486

	/* initialize screenshot formats */

   487

	InitializeScreenshotFormats();

   488