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#include "stdafx.h"

     2

#include "string.h"

     3

#include "table/strings.h"

     4

#include "debug.h"

     5

#include "strings.h"

     6

#include "map.h"

     7

#include "tile.h"

     8

     9

#define VARDEF

    10

#include "openttd.h"

    11

#include "mixer.h"

    12

#include "spritecache.h"

    13

#include "gfx.h"

    14

#include "gui.h"

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#include "station.h"

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#include "vehicle.h"

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#include "viewport.h"

    18

#include "window.h"

    19

#include "player.h"

    20

#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"

    29

#include "airport.h"

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#include "ai.h"

    31

#include "console.h"

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#include "screenshot.h"

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#include "network.h"

    34

#include "signs.h"

    35

#include "depot.h"

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#include "waypoint.h"

    37

    38

#include <stdarg.h>

    39

    40

void GenerateWorld(int mode, uint log_x, uint log_y);

    41

void CallLandscapeTick(void);

    42

void IncreaseDate(void);

    43

void RunOtherPlayersLoop(void);

    44

void DoPaletteAnimations(void);

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void MusicLoop(void);

    46

void ResetMusic(void);

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void InitializeStations(void);

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void DeleteAllPlayerStations(void);

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    50

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);

    53

    54

bool LoadSavegame(const char *filename);

    55

    56

extern void HalGameLoop(void);

    57

    58

uint32 _pixels_redrawn;

    59

bool _dbg_screen_rect;

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bool disable_computer; // We should get ride of this thing.. is only used for a debug-cheat

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static byte _os_version = 0;

    62

    63

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

    64

 * 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 */

    66

    67

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

    68

	va_list va;

    69

	char buf[512];

    70

	va_start(va, s);

    71

	vsprintf(buf, s, va);

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	va_end(va);

    73

    74

	ShowOSErrorBox(buf);

    75

	if (_video_driver)

    76

		_video_driver->stop();

    77

    78

	assert(0);

    79

	exit(1);

    80

}

    81

    82

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

    83

{

    84

	va_list va;

    85

	char buf[1024];

    86

	va_start(va, str);

    87

	vsprintf(buf, str, va);

    88

	va_end(va);

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	ShowInfo(buf);

    90

}

    91

    92

char * CDECL str_fmt(const char *str, ...)

    93

{

    94

	char buf[4096];

    95

	va_list va;

    96

	int len;

    97

	char *p;

    98

    99

	va_start(va, str);

   100

	len = vsprintf(buf, str, va);

   101

	va_end(va);

   102

	p = malloc(len + 1);

   103

	if (p)

   104

		memcpy(p, buf, len + 1);

   105

	return p;

   106

}

   107

   108

   109

// NULL midi driver

   110

static const char *NullMidiStart(const char * const *parm) { return NULL; }

   111

static void NullMidiStop(void) {}

   112

static void NullMidiPlaySong(const char *filename) {}

   113

static void NullMidiStopSong(void) {}

   114

static bool NullMidiIsSongPlaying(void) { return true; }

   115

static void NullMidiSetVolume(byte vol) {}

   116

   117

const HalMusicDriver _null_music_driver = {

   118

	NullMidiStart,

   119

	NullMidiStop,

   120

	NullMidiPlaySong,

   121

	NullMidiStopSong,

   122

	NullMidiIsSongPlaying,

   123

	NullMidiSetVolume,

   124

};

   125

   126

// NULL video driver

   127

static void *_null_video_mem;

   128

static const char *NullVideoStart(const char * const *parm)

   129

{

   130

	_screen.width = _screen.pitch = _cur_resolution[0];

   131

	_screen.height = _cur_resolution[1];

   132

	_null_video_mem = malloc(_cur_resolution[0]*_cur_resolution[1]);

   133

	return NULL;

   134

}

   135

static void NullVideoStop(void) { free(_null_video_mem); }

   136

static void NullVideoMakeDirty(int left, int top, int width, int height) {}

   137

static int NullVideoMainLoop(void)

   138

{

   139

	int i = 1000;

   140

	do {

   141

		GameLoop();

   142

		_screen.dst_ptr = _null_video_mem;

   143

		UpdateWindows();

   144

	}	while (--i);

   145

	return ML_QUIT;

   146

}

   147

   148

static bool NullVideoChangeRes(int w, int h) { return false; }

   149

static void NullVideoFullScreen(bool fs) {}

   150

   151

const HalVideoDriver _null_video_driver = {

   152

	NullVideoStart,

   153

	NullVideoStop,

   154

	NullVideoMakeDirty,

   155

	NullVideoMainLoop,

   156

	NullVideoChangeRes,

   157

	NullVideoFullScreen,

   158

};

   159

   160

// NULL sound driver

   161

static const char *NullSoundStart(const char * const *parm) { return NULL; }

   162

static void NullSoundStop(void) {}

   163

const HalSoundDriver _null_sound_driver = {

   164

	NullSoundStart,

   165

	NullSoundStop,

   166

};

   167

   168

enum {

   169

	DF_PRIORITY_MASK = 0xf,

   170

};

   171

   172

typedef struct {

   173

	const DriverDesc *descs;

   174

	const char *name;

   175

	void *var;

   176

} DriverClass;

   177

   178

static DriverClass _driver_classes[] = {

   179

	{_video_driver_descs, "video", &_video_driver},

   180

	{_sound_driver_descs, "sound", &_sound_driver},

   181

	{_music_driver_descs, "music", &_music_driver},

   182

};

   183

   184

static const DriverDesc *GetDriverByName(const DriverDesc *dd, const char *name)

   185

{

   186

	do {

   187

		if (!strcmp(dd->name, name))

   188

			return dd;

   189

	} while ((++dd)->name);

   190

	return NULL;

   191

}

   192

   193

static const DriverDesc *ChooseDefaultDriver(const DriverDesc *dd)

   194

{

   195

	const DriverDesc *best = NULL;

   196

	int best_pri = -1;

   197

	do {

   198

		if ((int)(dd->flags&DF_PRIORITY_MASK) > best_pri && _os_version >= (byte)dd->flags) {

   199

			best_pri = dd->flags&DF_PRIORITY_MASK;

   200

			best = dd;

   201

		}

   202

	} while ((++dd)->name);

   203

	return best;

   204

}

   205

   206

   207

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

   208

{

   209

	FILE *in;

   210

	byte *mem;

   211

	size_t len;

   212

   213

	in = fopen(filename, "rb");

   214

	if (in == NULL)

   215

		return NULL;

   216

   217

	fseek(in, 0, SEEK_END);

   218

	len = ftell(in);

   219

	fseek(in, 0, SEEK_SET);

   220

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

   221

		fclose(in);

   222

		return NULL;

   223

	}

   224

	mem[len] = 0;

   225

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

   226

		fclose(in);

   227

		free(mem);

   228

		return NULL;

   229

	}

   230

	fclose(in);

   231

   232

	*lenp = len;

   233

	return mem;

   234

}

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   236

void LoadDriver(int driver, const char *name)

   237

{

   238

	const DriverClass *dc = &_driver_classes[driver];

   239

	const DriverDesc *dd;

   240

	const void **var;

   241

	const void *drv;

   242

	const char *err;

   243

	char *parm;

   244

	char buffer[256];

   245

	const char *parms[32];

   246

   247

	parms[0] = NULL;

   248

   249

	if (!*name) {

   250

		dd = ChooseDefaultDriver(dc->descs);

   251

	} else {

   252

		// Extract the driver name and put parameter list in parm

   253

		ttd_strlcpy(buffer, name, sizeof(buffer));

   254

		parm = strchr(buffer, ':');

   255

		if (parm) {

   256

			uint np = 0;

   257

			// Tokenize the parm.

   258

			do {

   259

				*parm++ = 0;

   260

				if (np < lengthof(parms) - 1)

   261

					parms[np++] = parm;

   262

				while (*parm != 0 && *parm != ',')

   263

					parm++;

   264

			} while (*parm == ',');

   265

			parms[np] = NULL;

   266

		}

   267

		dd = GetDriverByName(dc->descs, buffer);

   268

		if (dd == NULL)

   269

			error("No such %s driver: %s\n", dc->name, buffer);

   270

	}

   271

	var = dc->var;

   272

	if (*var != NULL) ((const HalCommonDriver*)*var)->stop();

   273

	*var = NULL;

   274

	drv = dd->drv;

   275

	if ((err=((const HalCommonDriver*)drv)->start(parms)) != NULL)

   276

		error("Unable to load driver %s(%s). The error was: %s\n", dd->name, dd->longname, err);

   277

	*var = drv;

   278

}

   279

   280

static void showhelp(void)

   281

{

   282

	char buf[4096], *p;

   283

	const DriverClass *dc = _driver_classes;

   284

	const DriverDesc *dd;

   285

	int i;

   286

   287

	p = strecpy(buf,

   288

		"Command line options:\n"

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

   290

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

   291

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

   292

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

   293

		"  -h                  = Display this help text\n"

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		"  -t date             = Set starting date\n"

   295

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

   296

		"  -l lng              = Select Language\n"

   297

		"  -e                  = Start Editor\n"

   298

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

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		"  -G seed             = Set random seed\n"

   300

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

   301

		"  -D                  = Start dedicated server\n"

   302

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

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

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		#endif

   305

		"  -i                  = Force to use the DOS palette (use this if you see a lot of pink)\n"

   306

		"  -p #player          = Player as #player (deprecated) (network only)\n"

   307

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

   308

		lastof(buf)

   309

	);

   310

   311

	for(i=0; i!=lengthof(_driver_classes); i++,dc++) {

   312

		p += sprintf(p, "List of %s drivers:\n", dc->name);

   313

		dd = dc->descs;

   314

		do {

   315

			p += sprintf(p, "%10s: %s\n", dd->name, dd->longname);

   316

		} while ((++dd)->name);

   317

	}

   318

   319

	ShowInfo(buf);

   320

}

   321

   322

   323

const char *GetDriverParam(const char * const *parm, const char *name)

   324

{

   325

	const char *p;

   326

	int len = strlen(name);

   327

	while ((p = *parm++) != NULL) {

   328

		if (!strncmp(p,name,len)) {

   329

			if (p[len] == '=') return p + len + 1;

   330

			if (p[len] == 0)   return p + len;

   331

		}

   332

	}

   333

	return NULL;

   334

}

   335

   336

bool GetDriverParamBool(const char * const *parm, const char *name)

   337

{

   338

	const char *p = GetDriverParam(parm, name);

   339

	return p != NULL;

   340

}

   341

   342

int GetDriverParamInt(const char * const *parm, const char *name, int def)

   343

{

   344

	const char *p = GetDriverParam(parm, name);

   345

	return p != NULL ? atoi(p) : def;

   346

}

   347

   348

typedef struct {

   349

	char *opt;

   350

	int numleft;

   351

	char **argv;

   352

	const char *options;

   353

	char *cont;

   354

} MyGetOptData;

   355

   356

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

   357

{

   358

	md->cont = NULL;

   359

	md->numleft = argc;

   360

	md->argv = argv;

   361

	md->options = options;

   362

}

   363

   364

static int MyGetOpt(MyGetOptData *md)

   365

{

   366

	char *s,*r,*t;

   367

   368

	if ((s=md->cont) != NULL)

   369

		goto md_continue_here;

   370

   371

	while(true) {

   372

		if (--md->numleft < 0)

   373

			return -1;

   374

   375

		s = *md->argv++;

   376

		if (*s == '-') {

   377

md_continue_here:;

   378

			s++;

   379

			if (*s != 0) {

   380

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

   381

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

   382

					// ERROR!

   383

					return -2;

   384

				}

   385

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

   386

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

   387

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

   388

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

   389

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

   390

							// Check if item is optional?

   391

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

   392

								return -2;

   393

							md->numleft++;

   394

							t = NULL;

   395

						} else {

   396

							md->argv++;

   397

						}

   398

					}

   399

					md->opt = t;

   400

					md->cont = NULL;

   401

					return *s;

   402

				}

   403

				md->opt = NULL;

   404

				md->cont = s;

   405

				return *s;

   406

			}

   407

		} else {

   408

			// This is currently not supported.

   409

			return -2;

   410

		}

   411

	}

   412

}

   413

   414

   415

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

   416

{

   417

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

   418

	if (t == NULL) {

   419

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

   420

		return;

   421

	}

   422

   423

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

   424

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

   425

}

   426

   427

static void InitializeDynamicVariables(void)

   428

{

   429

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

   430

	_station_sort  = NULL;

   431

	_vehicle_sort  = NULL;

   432

	_town_sort     = NULL;

   433

	_industry_sort = NULL;

   434

}

   435

   436

static void UnInitializeDynamicVariables(void)

   437

{

   438

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

   439

	CleanPool(&_town_pool);

   440

	CleanPool(&_industry_pool);

   441

	CleanPool(&_station_pool);

   442

	CleanPool(&_vehicle_pool);

   443

	CleanPool(&_sign_pool);

   444

	CleanPool(&_order_pool);

   445

   446

	free(_station_sort);

   447

	free(_vehicle_sort);

   448

	free(_town_sort);

   449

	free(_industry_sort);

   450

}

   451

   452

static void UnInitializeGame(void)

   453

{

   454

	UnInitWindowSystem();

   455

	UnInitNewgrEngines();

   456

   457

	free(_config_file);

   458

}

   459

   460

static void LoadIntroGame(void)

   461

{

   462

	char filename[256];

   463

   464

	_game_mode = GM_MENU;

   465

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

   466

	_opt_ptr = &_opt_newgame;

   467

   468

	GfxLoadSprites();

   469

	LoadStringWidthTable();

   470

   471

	// Setup main window

   472

	ResetWindowSystem();

   473

	SetupColorsAndInitialWindow();

   474

   475

	// Generate a world.

   476

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

   477

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

   478

#if defined SECOND_DATA_DIR

   479

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

   480

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

   481

#endif

   482

			GenerateWorld(1, 6, 6); // if failed loading, make empty world.

   483

	}

   484

   485

	_pause = 0;

   486

	_local_player = 0;

   487

	MarkWholeScreenDirty();

   488

   489

	// Play main theme

   490

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

   491

}

   492

   493

extern void DedicatedFork(void);

   494

extern void CheckExternalFiles(void);

   495

   496

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

   497

{

   498

	MyGetOptData mgo;

   499

	int i;

   500

	bool network = false;

   501

	char *network_conn = NULL;

   502

	char *language = NULL;

   503

	const char *optformat;

   504

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

   505

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

   506

	uint startdate = -1;

   507

	bool dedicated;

   508

   509

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