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"

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#include "tile.h"

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#include "void_map.h"

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    14

#define VARDEF

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#include "openttd.h"

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#include "functions.h"

    17

#include "mixer.h"

    18

#include "spritecache.h"

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#include "gfx.h"

    20

#include "gfxinit.h"

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#include "gui.h"

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#include "station.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 "console.h"

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#include "screenshot.h"

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#include "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"

    45

    46

#include <stdarg.h>

    47

    48

void GenerateWorld(int mode, uint size_x, uint size_y);

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void CallLandscapeTick(void);

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void IncreaseDate(void);

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void DoPaletteAnimations(void);

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void MusicLoop(void);

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void ResetMusic(void);

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void InitializeStations(void);

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void DeleteAllPlayerStations(void);

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    57

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

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extern void DoStartupNewPlayer(bool is_ai);

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extern void ShowOSErrorBox(const char *buf);

    60

    61

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

    62

 * 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 */

    64

    65

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

    66

{

    67

	va_list va;

    68

	char buf[512];

    69

    70

	va_start(va, s);

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	vsprintf(buf, s, va);

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	va_end(va);

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    74

	ShowOSErrorBox(buf);

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

    76

    77

	assert(0);

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	exit(1);

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}

    80

    81

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

    82

{

    83

	va_list va;

    84

	char buf[1024];

    85

	va_start(va, str);

    86

	vsprintf(buf, str, va);

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	va_end(va);

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	ShowInfo(buf);

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}

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    91

    92

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

    93

{

    94

	FILE *in;

    95

	byte *mem;

    96

	size_t len;

    97

    98

	in = fopen(filename, "rb");

    99

	if (in == NULL) return NULL;

   100

   101

	fseek(in, 0, SEEK_END);

   102

	len = ftell(in);

   103

	fseek(in, 0, SEEK_SET);

   104

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

   105

		fclose(in);

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		return NULL;

   107

	}

   108

	mem[len] = 0;

   109

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

   110

		fclose(in);

   111

		free(mem);

   112

		return NULL;

   113

	}

   114

	fclose(in);

   115

   116

	*lenp = len;

   117

	return mem;

   118

}

   119

   120

extern const char _openttd_revision[];

   121

   122

static void showhelp(void)

   123

{

   124

	char buf[4096], *p;

   125

   126

	p    = buf;

   127

   128

	p += sprintf(p, "OpenTTD %s\n", _openttd_revision);

   129

	p += sprintf(p,

   130

		"\n"

   131

		"\n"

   132

		"Command line options:\n"

   133

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

   134

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

   135

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

   136

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

   137

		"  -h                  = Display this help text\n"

   138

		"  -t date             = Set starting date\n"

   139

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

   140

		"  -e                  = Start Editor\n"

   141

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

   142

		"  -G seed             = Set random seed\n"

   143

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

   144

		"  -D                  = Start dedicated server\n"

   145

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

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

   147

		#endif

   148

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

   149

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

   150

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

   151

		"\n"

   152

	);

   153

   154

	p = GetDriverList(p);

   155

   156

	ShowInfo(buf);

   157

}

   158

   159

   160

typedef struct {

   161

	char *opt;

   162

	int numleft;

   163

	char **argv;

   164

	const char *options;

   165

	char *cont;

   166

} MyGetOptData;

   167

   168

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

   169

{

   170

	md->cont = NULL;

   171

	md->numleft = argc;

   172

	md->argv = argv;

   173

	md->options = options;

   174

}

   175

   176

static int MyGetOpt(MyGetOptData *md)

   177

{

   178

	char *s,*r,*t;

   179

   180

	s = md->cont;

   181

	if (s != NULL)

   182

		goto md_continue_here;

   183

   184

	for (;;) {

   185

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

   186

   187

		s = *md->argv++;

   188

		if (*s == '-') {

   189

md_continue_here:;

   190

			s++;

   191

			if (*s != 0) {

   192

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

   193

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

   194

					// ERROR!

   195

					return -2;

   196

				}

   197

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

   198

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

   199

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

   200

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

   201

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

   202

							// Check if item is optional?

   203

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

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								return -2;

   205

							md->numleft++;

   206

							t = NULL;

   207

						} else {

   208

							md->argv++;

   209

						}

   210

					}

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					md->opt = t;

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					md->cont = NULL;

   213

					return *s;

   214

				}

   215

				md->opt = NULL;

   216

				md->cont = s;

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				return *s;

   218

			}

   219

		} else {

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			// This is currently not supported.

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			return -2;

   222

		}

   223

	}

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}

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   227

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

   228

{

   229

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

   230

	if (t == NULL) {

   231

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

   232

		return;

   233

	}

   234

   235

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

   236

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

   237

}

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   239

static void InitializeDynamicVariables(void)

   240

{

   241

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

   242

	_station_sort  = NULL;

   243

	_town_sort     = NULL;

   244

	_industry_sort = NULL;

   245

}

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   247

static void UnInitializeDynamicVariables(void)

   248

{

   249

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

   250

	CleanPool(&_town_pool);

   251

	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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   257

	free(_station_sort);

   258

	free(_town_sort);

   259

	free(_industry_sort);

   260

}

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   262

static void UnInitializeGame(void)

   263

{

   264

	UnInitWindowSystem();

   265

   266

	free(_config_file);

   267

}

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   269

static void LoadIntroGame(void)

   270

{

   271

	char filename[256];

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   273

	_game_mode = GM_MENU;

   274

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

   275

	_opt_ptr = &_opt_newgame;

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   277

	GfxLoadSprites();

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	LoadStringWidthTable();

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   280

	// Setup main window

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	ResetWindowSystem();

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	SetupColorsAndInitialWindow();

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   284

	// Generate a world.

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

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#if defined SECOND_DATA_DIR

   287

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

   288

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

   289

	}

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#endif

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

   292

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

   293

	}

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   295

	_pause = 0;

   296

	_local_player = 0;

   297

	MarkWholeScreenDirty();

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   299

	// Play main theme

   300

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

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}

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   303

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

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extern void DedicatedFork(void);

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#endif

   306

   307

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

   308

{

   309

	MyGetOptData mgo;

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	int i;

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	const char *optformat;

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

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

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	uint startdate = -1;

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   316

	bool dedicated = false;

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	bool network   = false;

   318

	char *network_conn = NULL;

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   320

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

   321

   322

	_game_mode = GM_MENU;

   323

	_switch_mode = SM_MENU;

   324

	_switch_mode_errorstr = INVALID_STRING_ID;

   325

	_dedicated_forks = false;

   326

	_config_file = NULL;

   327

   328

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

   329

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

   330

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

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

   332

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

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		optformat = "bm:s:v:hDfn::eit:d::r:g::G:c:";

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	#else

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		optformat = "bm:s:v:hDn::eit:d::r:g::G:c:"; // no fork option

   336

	#endif

   337

   338

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

   339

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

   340

		switch (i) {

   341

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

   342

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

   343

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

   344

		case 'D':

   345

			strcpy(musicdriver, "null");

   346

			strcpy(sounddriver, "null");

   347

			strcpy(videodriver, "dedicated");

   348

			dedicated = true;

   349

			break;

   350

		case 'f': _dedicated_forks = true; break;

   351

		case 'n':

   352

			network = true;

   353

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

   354

			break;

   355

		case 'b': _ai.network_client = true; break;

   356

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

   357

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

   358

		case 'd': {

   359

#if defined(WIN32)

   360

				CreateConsole();

   361

#endif

   362

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

   363

			} break;

   364

		case 'e': _switch_mode = SM_EDITOR; break;

   365

		case 'i': _use_dos_palette = true; break;

   366

		case 'g':

   367

			if (mgo.opt != NULL) {

   368

				strcpy(_file_to_saveload.name, mgo.opt);

   369

				_switch_mode = SM_LOAD;

   370

			} else

   371

				_switch_mode = SM_NEWGAME;

   372

			break;

   373

		case 'G': _random_seeds[0][0] = atoi(mgo.opt); break;

   374

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

   375

		case -2:

   376

		case 'h':

   377

			showhelp();

   378

			return 0;

   379

		}

   380

	}

   381

   382

	if (_ai.network_client && !network) {

   383

		_ai.network_client = false;

   384

		DEBUG(ai, 0) ("[AI] Can't enable network-AI, because '-n' is not used\n");

   385

	}

   386

   387

	DeterminePaths();

   388

	CheckExternalFiles();

   389

   390

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

   391

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

   392

	if (_dedicated_forks)

   393

		DedicatedFork();

   394

#endif

   395

   396

	LoadFromConfig();

   397

	CheckConfig();

   398

	LoadFromHighScore();

   399

   400

	// override config?

   401

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

   402

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

   403

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

   404

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

   405

	if (startdate != (uint)-1) _patches.starting_date = startdate;

   406

   407

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

   408

   409

	// enumerate language files

   410

	InitializeLanguagePacks();

   411

   412

	// initialize screenshot formats

   413

	InitializeScreenshotFormats();

   414

   415

	// initialize airport state machines

   416

	InitializeAirports();

   417

   418

	/* initialize all variables that are allocated dynamically */

   419

	InitializeDynamicVariables();

   420

   421

	/* start the AI */

   422

	AI_Initialize();

   423

   424

	// Sample catalogue

   425

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

   426

	MxInitialize(11025);

   427

	SoundInitialize("sample.cat");

   428

   429

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

   430

	InitWindowSystem();

   431

   432

	GfxLoadSprites();

   433

	LoadStringWidthTable();

   434

   435

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

   436

	LoadDriver(SOUND_DRIVER, _ini_sounddriver);

   437

	LoadDriver(MUSIC_DRIVER, _ini_musicdriver);

   438

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

   439

	_savegame_sort_order = SORT_BY_DATE | SORT_DESCENDING;

   440

   441

#ifdef ENABLE_NETWORK

   442

	// initialize network-core

   443

	NetworkStartUp();

   444

#endif /* ENABLE_NETWORK */

   445

   446

	_opt_ptr = &_opt_newgame;

   447

   448

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

   449

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

   450

   451

	// initialize the ingame console

   452

	IConsoleInit();

   453

	_cursor.in_window = true;

   454

	InitializeGUI();

   455

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

   456

   457

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

   458

   459

#ifdef ENABLE_NETWORK

   460

	if (network && _network_available) {

   461

		if (network_conn != NULL) {

   462

			const char *port = NULL;

   463

			const char *player = NULL;

   464

			uint16 rport;

   465

   466

			rport = NETWORK_DEFAULT_PORT;

   467

   468

			ParseConnectionString(&player, &port, network_conn);

   469

   470

			if (player != NULL) _network_playas = atoi(player);

   471

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

   472

   473

			LoadIntroGame();

   474

			_switch_mode = SM_NONE;

   475

			NetworkClientConnectGame(network_conn, rport);

   476

		}

   477

	}

   478

#endif /* ENABLE_NETWORK */

   479

   480

	_video_driver->main_loop();

   481

   482

	WaitTillSaved();

   483

	IConsoleFree();

   484

   485

#ifdef ENABLE_NETWORK

   486

	if (_network_available) {

   487

		// Shut down the network and close any open connections

   488

		NetworkDisconnect();

   489

		NetworkUDPClose();

   490

		NetworkShutDown();

   491

	}

   492

#endif /* ENABLE_NETWORK */

   493

   494

	_video_driver->stop();

   495

	_music_driver->stop();

   496

	_sound_driver->stop();

   497