1

/* $Id$ */

     2

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#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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    13

#define VARDEF

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#include "openttd.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 "gfx.h"

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#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"

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    45

#include <stdarg.h>

    46

    47

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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    56

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);

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    60

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

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 * 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 */

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    64

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

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{

    66

	va_list va;

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	char buf[512];

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    69

	va_start(va, s);

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	vsprintf(buf, s, va);

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	va_end(va);

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    73

	ShowOSErrorBox(buf);

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

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    76

	assert(0);

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	exit(1);

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}

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    80

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

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{

    82

	va_list va;

    83

	char buf[1024];

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	va_start(va, str);

    85

	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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    90

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

    92

{

    93

	FILE *in;

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	byte *mem;

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	size_t len;

    96

    97

	in = fopen(filename, "rb");

    98

	if (in == NULL) return NULL;

    99

   100

	fseek(in, 0, SEEK_END);

   101

	len = ftell(in);

   102

	fseek(in, 0, SEEK_SET);

   103

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

   104

		fclose(in);

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		return NULL;

   106

	}

   107

	mem[len] = 0;

   108

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

   109

		fclose(in);

   110

		free(mem);

   111

		return NULL;

   112

	}

   113

	fclose(in);

   114

   115

	*lenp = len;

   116

	return mem;

   117

}

   118

   119

extern const char _openttd_revision[];

   120

   121

static void showhelp(void)

   122

{

   123

	char buf[4096], *p;

   124

   125

	p    = buf;

   126

   127

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

   128

	p += sprintf(p,

   129

		"\n"

   130

		"\n"

   131

		"Command line options:\n"

   132

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

   133

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

   134

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

   135

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

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		"  -h                  = Display this help text\n"

   137

		"  -t date             = Set starting date\n"

   138

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

   139

		"  -e                  = Start Editor\n"

   140

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

   141

		"  -G seed             = Set random seed\n"

   142

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

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		"  -D                  = Start dedicated server\n"

   144

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

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

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		#endif

   147

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

   148

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

   149

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

   150

		"\n"

   151

	);

   152

   153

	p = GetDriverList(p);

   154

   155

	ShowInfo(buf);

   156

}

   157

   158

   159

typedef struct {

   160

	char *opt;

   161

	int numleft;

   162

	char **argv;

   163

	const char *options;

   164

	char *cont;

   165

} MyGetOptData;

   166

   167

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

   168

{

   169

	md->cont = NULL;

   170

	md->numleft = argc;

   171

	md->argv = argv;

   172

	md->options = options;

   173

}

   174

   175

static int MyGetOpt(MyGetOptData *md)

   176

{

   177

	char *s,*r,*t;

   178

   179

	s = md->cont;

   180

	if (s != NULL)

   181

		goto md_continue_here;

   182

   183

	for (;;) {

   184

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

   185

   186

		s = *md->argv++;

   187

		if (*s == '-') {

   188

md_continue_here:;

   189

			s++;

   190

			if (*s != 0) {

   191

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

   192

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

   193

					// ERROR!

   194

					return -2;

   195

				}

   196

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

   197

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

   198

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

   199

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

   200

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

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							// Check if item is optional?

   202

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

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								return -2;

   204

							md->numleft++;

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							t = NULL;

   206

						} else {

   207

							md->argv++;

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						}

   209

					}

   210

					md->opt = t;

   211

					md->cont = NULL;

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					return *s;

   213

				}

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				md->opt = NULL;

   215

				md->cont = s;

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				return *s;

   217

			}

   218

		} else {

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			// This is currently not supported.

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			return -2;

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		}

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	}

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}

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   226

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

   227

{

   228

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

   229

	if (t == NULL) {

   230

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

   231

		return;

   232

	}

   233

   234

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

   235

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

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}

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   238

static void InitializeDynamicVariables(void)

   239

{

   240

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

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	_station_sort  = NULL;

   242

	_town_sort     = NULL;

   243

	_industry_sort = NULL;

   244

}

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   246

static void UnInitializeDynamicVariables(void)

   247

{

   248

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

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	CleanPool(&_town_pool);

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	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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   256

	free(_station_sort);

   257

	free(_town_sort);

   258

	free(_industry_sort);

   259

}

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   261

static void UnInitializeGame(void)

   262

{

   263

	UnInitWindowSystem();

   264

   265

	free(_config_file);

   266

}

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   268

static void LoadIntroGame(void)

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{

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	char filename[256];

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   272

	_game_mode = GM_MENU;

   273

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

   274

	_opt_ptr = &_opt_newgame;

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   276

	GfxLoadSprites();

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	LoadStringWidthTable();

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   279

	// Setup main window

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	ResetWindowSystem();

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	SetupColorsAndInitialWindow();

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   283

	// Generate a world.

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

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

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#if defined SECOND_DATA_DIR

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

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

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#endif

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

   291

	}

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   293

	_pause = 0;

   294

	_local_player = 0;

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	MarkWholeScreenDirty();

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   297

	// Play main theme

   298

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

   299

}

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   301

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

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extern void DedicatedFork(void);

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#endif

   304

   305

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

   306

{

   307

	MyGetOptData mgo;

   308

	int i;

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	bool network = false;

   310

	char *network_conn = NULL;

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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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	bool dedicated;

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   317

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

   318

   319

	_game_mode = GM_MENU;

   320

	_switch_mode = SM_MENU;

   321

	_switch_mode_errorstr = INVALID_STRING_ID;

   322

	_dedicated_forks = false;

   323

	dedicated = false;

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	_config_file = NULL;

   325

   326

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

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

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

   329

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

   330

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

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

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	#else

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

   334

	#endif

   335

   336

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

   337

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

   338

		switch(i) {

   339

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

   340

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

   341

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

   342

		case 'D': {

   343

				strcpy(musicdriver, "null");

   344

				strcpy(sounddriver, "null");

   345

				strcpy(videodriver, "dedicated");

   346

				dedicated = true;

   347

			} break;

   348

		case 'f': {

   349

				_dedicated_forks = true;

   350

			}; break;

   351

		case 'n': {

   352

				network = true;

   353

				if (mgo.opt)

   354

					// Optional, you can give an IP

   355

					network_conn = mgo.opt;

   356

				else

   357

					network_conn = NULL;

   358

			} break;

   359

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

   360

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

   361

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

   362

		case 'd': {

   363

#if defined(WIN32)

   364

				CreateConsole();

   365

#endif

   366

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

   367

			} break;

   368

		case 'e': _switch_mode = SM_EDITOR; break;

   369

		case 'i': _use_dos_palette = true; break;

   370

		case 'g':

   371

			if (mgo.opt != NULL) {

   372

				strcpy(_file_to_saveload.name, mgo.opt);

   373

				_switch_mode = SM_LOAD;

   374

			} else

   375

				_switch_mode = SM_NEWGAME;

   376

			break;

   377

		case 'G':

   378

			_random_seeds[0][0] = atoi(mgo.opt);

   379

			break;

   380

		case 'p': {

   381

			int i = atoi(mgo.opt);

   382

			// Play as an other player in network games

   383

			if (IS_INT_INSIDE(i, 1, MAX_PLAYERS)) _network_playas = i;

   384

			break;

   385

		}

   386

		case 'c':

   387

			_config_file = strdup(mgo.opt);

   388

			break;

   389

		case -2:

   390

		case 'h':

   391

			showhelp();

   392

			return 0;

   393

		}

   394

	}

   395

   396

	if (_ai.network_client && !network) {

   397

		_ai.network_client = false;

   398

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

   399

	}

   400

   401

	DeterminePaths();

   402

	CheckExternalFiles();

   403

   404

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

   405

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

   406

	if (_dedicated_forks)

   407

		DedicatedFork();

   408

#endif

   409

   410

	LoadFromConfig();

   411

	CheckConfig();

   412

	LoadFromHighScore();

   413

   414

	// override config?

   415

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

   416

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

   417

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

   418

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

   419

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

   420

   421

	if (_dedicated_forks && !dedicated)

   422

		_dedicated_forks = false;

   423

   424

	// enumerate language files

   425

	InitializeLanguagePacks();

   426

   427

	// initialize screenshot formats

   428

	InitializeScreenshotFormats();

   429

   430

	// initialize airport state machines

   431

	InitializeAirports();

   432

   433

	/* initialize all variables that are allocated dynamically */

   434

	InitializeDynamicVariables();

   435

   436

	/* start the AI */

   437

	AI_Initialize();

   438

   439

	// Sample catalogue

   440

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

   441

	MxInitialize(11025);

   442

	SoundInitialize("sample.cat");

   443

   444

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

   445

	InitWindowSystem();

   446

   447

	GfxLoadSprites();

   448

	LoadStringWidthTable();

   449

   450

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

   451

	LoadDriver(SOUND_DRIVER, _ini_sounddriver);

   452

	LoadDriver(MUSIC_DRIVER, _ini_musicdriver);

   453

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

   454

	_savegame_sort_order = SORT_BY_DATE | SORT_DESCENDING;

   455

   456

#ifdef ENABLE_NETWORK

   457

	// initialize network-core

   458

	NetworkStartUp();

   459

#endif /* ENABLE_NETWORK */

   460

   461

	_opt_ptr = &_opt_newgame;

   462

   463

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

   464

	if (_opt_newgame.diff_level == 9)

   465

		SetDifficultyLevel(0, &_opt_newgame);

   466

   467

	// initialize the ingame console

   468

	IConsoleInit();

   469

	InitializeGUI();

   470

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

   471

   472

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

   473

   474

#ifdef ENABLE_NETWORK

   475

	if ((network) && (_network_available)) {

   476

		if (network_conn != NULL) {

   477

			const char *port = NULL;

   478

			const char *player = NULL;

   479

			uint16 rport;

   480

   481

			rport = NETWORK_DEFAULT_PORT;

   482

   483

			ParseConnectionString(&player, &port, network_conn);

   484

   485

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

   486

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

   487

   488

			LoadIntroGame();

   489

			_switch_mode = SM_NONE;

   490

			NetworkClientConnectGame(network_conn, rport);

   491

		}

   492

	}

   493

#endif /* ENABLE_NETWORK */

   494

   495

	_video_driver->main_loop();

   496

   497

	WaitTillSaved();

   498