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/* $Id$ */

     2

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/** @file openttd.cpp */

     4

     5

#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"

    14

#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"

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#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"

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    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);

    88

    89

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

    90

    91

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

    92

 * 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 */

    94

    95

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

    96

{

    97

	va_list va;

    98

	char buf[512];

    99

   100

	va_start(va, s);

   101

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

   102

	va_end(va);

   103

   104

	ShowOSErrorBox(buf);

   105

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

   106

   107

	assert(0);

   108

	exit(1);

   109

}

   110

   111

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

   112

{

   113

	va_list va;

   114

	char buf[1024];

   115

	va_start(va, str);

   116

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

   117

	va_end(va);

   118

	ShowInfo(buf);

   119

}

   120

   121

   122

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

   123

{

   124

	FILE *in;

   125

	byte *mem;

   126

	size_t len;

   127

   128

	in = fopen(filename, "rb");

   129

	if (in == NULL) return NULL;

   130

   131

	fseek(in, 0, SEEK_END);

   132

	len = ftell(in);

   133

	fseek(in, 0, SEEK_SET);

   134

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

   135

		fclose(in);

   136

		return NULL;

   137

	}

   138

	mem[len] = 0;

   139

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

   140

		fclose(in);

   141

		free(mem);

   142

		return NULL;

   143

	}

   144

	fclose(in);

   145

   146

	*lenp = len;

   147

	return mem;

   148

}

   149

   150

extern const char _openttd_revision[];

   151

static void showhelp()

   152

{

   153

	char buf[4096], *p;

   154

   155

	p = buf;

   156

   157

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

   158

	p = strecpy(p,

   159

		"\n"

   160

		"\n"

   161

		"Command line options:\n"

   162

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

   163

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

   164

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

   165

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

   166

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

   167

		"  -h                  = Display this help text\n"

   168

		"  -t year             = Set starting year\n"

   169

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

   170

		"  -e                  = Start Editor\n"

   171

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

   172

		"  -G seed             = Set random seed\n"

   173

#if defined(ENABLE_NETWORK)

   174

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

   175

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

   176

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

   177

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

   178

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

   179

#endif

   180

#endif /* ENABLE_NETWORK */

   181

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

   182

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

   183

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

   184

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

   185

		lastof(buf)

   186

	);

   187

   188

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

   189

   190

	/* List the blitters */

   191

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

   192

   193

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

   194

	 * to stdout; this is the only exception */

   195

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

   196

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

   197

#else

   198

	ShowInfo(buf);

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#endif

   200

}

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   202

   203

struct MyGetOptData {

   204

	char *opt;

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	int numleft;

   206

	char **argv;

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	const char *options;

   208

	const char *cont;

   209

   210

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

   211

	{

   212

		opt = NULL;

   213

		numleft = argc;

   214

		this->argv = argv;

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		this->options = options;

   216

		cont = NULL;

   217

	}

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};

   219

   220

static int MyGetOpt(MyGetOptData *md)

   221

{

   222

	const char *s,*r,*t;

   223

   224

	s = md->cont;

   225

	if (s != NULL)

   226

		goto md_continue_here;

   227

   228

	for (;;) {

   229

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

   230

   231

		s = *md->argv++;

   232

		if (*s == '-') {

   233

md_continue_here:;

   234

			s++;

   235

			if (*s != 0) {

   236

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

   237

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

   238

					/* ERROR! */

   239

					return -2;

   240

				}

   241

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

   242

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

   243

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

   244

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

   245

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

   246

							/* Check if item is optional? */

   247

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

   248

								return -2;

   249

							md->numleft++;

   250

							t = NULL;

   251

						} else {

   252

							md->argv++;

   253

						}

   254

					}

   255

					md->opt = (char*)t;

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					md->cont = NULL;

   257

					return *s;

   258

				}

   259

				md->opt = NULL;

   260

				md->cont = s;

   261

				return *s;

   262

			}

   263

		} else {

   264

			/* This is currently not supported. */

   265

			return -2;

   266

		}

   267

	}

   268

}

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   270

   271

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

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{

   273

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

   274

	if (t == NULL) {

   275

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

   276

		return;

   277

	}

   278

   279

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

   280

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

   281

}

   282

   283

static void InitializeDynamicVariables()

   284

{

   285

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

   286

	_town_sort     = NULL;

   287

	_industry_sort = NULL;

   288

}

   289

   290

   291

static void UnInitializeGame()

   292

{

   293

	UnInitWindowSystem();

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   295

	/* Uninitialize airport state machines */

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	UnInitializeAirports();

   297

   298

	/* Uninitialize variables that are allocated dynamically */

   299

	CleanPool(&_Town_pool);

   300

	CleanPool(&_Industry_pool);

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	CleanPool(&_Station_pool);

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	CleanPool(&_Vehicle_pool);

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	CleanPool(&_Sign_pool);

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	CleanPool(&_Order_pool);

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	CleanPool(&_Group_pool);

   307

   308

	free((void*)_town_sort);

   309

	free((void*)_industry_sort);

   310

   311

	free(_config_file);

   312

}

   313

   314

static void LoadIntroGame()

   315

{

   316

	_game_mode = GM_MENU;

   317

   318

	/* Clear transparency options */

   319

	_transparent_opt = 0;

   320

   321

	_opt_ptr = &_opt_newgame;

   322

	ResetGRFConfig(false);

   323

   324

	/* Setup main window */

   325

	ResetWindowSystem();

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	SetupColorsAndInitialWindow();

   327

   328

	/* Load the default opening screen savegame */

   329

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

   330

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

   331

		WaitTillGeneratedWorld();

   332

	}

   333

   334

	_pause_game = 0;

   335

	SetLocalPlayer(PLAYER_FIRST);

   336

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

   337

	_scrolling_viewport = 0;

   338

	_cursor.fix_at = false;

   339

	MarkWholeScreenDirty();

   340

   341

	/* Play main theme */

   342

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

   343

}

   344

   345

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

   346

extern void DedicatedFork();

   347

#endif

   348

   349

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

   350

{

   351

	int i;

   352

	const char *optformat;

   353

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

   354

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

   355

	Year startyear = INVALID_YEAR;

   356

	uint generation_seed = GENERATE_NEW_SEED;

   357

	bool save_config = true;

   358

#if defined(ENABLE_NETWORK)

   359

	bool dedicated = false;

   360

	bool network   = false;

   361

	char *network_conn = NULL;

   362

	char *debuglog_conn = NULL;

   363

	char *dedicated_host = NULL;

   364

	uint16 dedicated_port = 0;

   365

#endif /* ENABLE_NETWORK */

   366

   367

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

   368

   369

	_game_mode = GM_MENU;

   370

	_switch_mode = SM_MENU;

   371

	_switch_mode_errorstr = INVALID_STRING_ID;

   372

	_dedicated_forks = false;

   373

	_config_file = NULL;

   374

   375

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

   376

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

   377

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

   378

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

   379

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

   380

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

   381

		"f"

   382

#endif

   383

	;

   384

   385

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

   386

   387

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

   388

		switch (i) {

   389

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

   390

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

   391

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

   392

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

   393

#if defined(ENABLE_NETWORK)

   394

		case 'D':

   395

			strcpy(musicdriver, "null");

   396

			strcpy(sounddriver, "null");

   397

			strcpy(videodriver, "dedicated");

   398

			strcpy(blitter, "null");

   399

			dedicated = true;

   400

			if (mgo.opt != NULL) {

   401

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

   402

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

   403

				const char *temp = NULL;

   404

				const char *port = NULL;

   405

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

   406

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

   407

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

   408

			}

   409

			break;

   410

		case 'f': _dedicated_forks = true; break;

   411

		case 'n':

   412

			network = true;

   413

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

   414

			break;

   415

		case 'l':

   416

			debuglog_conn = mgo.opt;

   417

			break;

   418

#endif /* ENABLE_NETWORK */

   419

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

   420

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

   421

		case 'd': {

   422

#if defined(WIN32)

   423

				CreateConsole();

   424

#endif

   425

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

   426

			} break;

   427

		case 'e': _switch_mode = SM_EDITOR; break;

   428

		case 'i': _use_dos_palette = true; break;

   429

		case 'g':

   430

			if (mgo.opt != NULL) {

   431

				strcpy(_file_to_saveload.name, mgo.opt);

   432

				_switch_mode = SM_LOAD;

   433

			} else {

   434

				_switch_mode = SM_NEWGAME;

   435

				/* Give a random map */

   436

				generation_seed = InteractiveRandom();

   437

			}

   438

			break;

   439

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

   440

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

   441

		case 'x': save_config = false; break;

   442

		case -2:

   443

		case 'h':

   444

			showhelp();

   445

			return 0;

   446

		}

   447

	}

   448

   449

	DeterminePaths(argv[0]);

   450

	CheckExternalFiles();

   451

   452

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

   453

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

   454

	if (_dedicated_forks)

   455

		DedicatedFork();

   456

#endif

   457

   458

	LoadFromConfig();

   459

	CheckConfig();

   460

	LoadFromHighScore();

   461

   462

	/* override config? */

   463

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

   464

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

   465

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

   466

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

   467

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

   468

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

   469

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

   470

   471

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

   472

	 * way all internal drawing routines work correctly. */

   473

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

   474

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

   475

   476

#if defined(ENABLE_NETWORK)

   477

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

   478

	if (dedicated_port) _network_server_port = dedicated_port;

   479

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

   480

#endif /* ENABLE_NETWORK */

   481

   482

	/* enumerate language files */

   483

	InitializeLanguagePacks();

   484

   485

	/* initialize screenshot formats */

   486

	InitializeScreenshotFormats();

   487

   488

	/* initialize airport state machines */

   489