1

#include "stdafx.h"

     2

#include "table/strings.h"

     3

#include "map.h"

     4

     5

#define VARDEF

     6

#include "ttd.h"

     7

#include "gfx.h"

     8

#include "gui.h"

     9

#include "station.h"

    10

#include "vehicle.h"

    11

#include "viewport.h"

    12

#include "window.h"

    13

#include "player.h"

    14

#include "command.h"

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#include "town.h"

    16

#include "industry.h"

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#include "news.h"

    18

#include "engine.h"

    19

#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 "saveload.h"

    25

#include "ai.h"

    26

#include "console.h"

    27

#include "screenshot.h"

    28

#include "network.h"

    29

#include "signs.h"

    30

    31

#include <stdarg.h>

    32

    33

void IncreaseSpriteLRU(void);

    34

void GenerateWorld(int mode);

    35

void CallLandscapeTick(void);

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void IncreaseDate(void);

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void RunOtherPlayersLoop(void);

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void DoPaletteAnimations(void);

    39

void MusicLoop(void);

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void ResetMusic(void);

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void InitializeStations(void);

    42

void DeleteAllPlayerStations(void);

    43

    44

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

    45

extern void DoStartupNewPlayer(bool is_ai);

    46

extern void ShowOSErrorBox(const char *buf);

    47

    48

void redsq_debug(int tile);

    49

bool LoadSavegame(const char *filename);

    50

    51

extern void HalGameLoop(void);

    52

    53

uint32 _pixels_redrawn;

    54

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;

    57

    58

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

    59

	va_list va;

    60

	char buf[512];

    61

	va_start(va, s);

    62

	vsprintf(buf, s, va);

    63

	va_end(va);

    64

    65

	ShowOSErrorBox(buf);

    66

	if (_video_driver)

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		_video_driver->stop();

    68

    69

	assert(0);

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	exit(1);

    71

}

    72

    73

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

    74

{

    75

	va_list va;

    76

	char buf[1024];

    77

	va_start(va, s);

    78

	vsprintf(buf, s, va);

    79

	va_end(va);

    80

	fprintf(stderr, "dbg: %s\n", buf);

    81

	IConsoleDebug((byte *) &buf);

    82

}

    83

    84

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

    85

{

    86

	va_list va;

    87

	char buf[1024];

    88

	va_start(va, str);

    89

	vsprintf(buf, str, va);

    90

	va_end(va);

    91

	ShowInfo(buf);

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}

    93

    94

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

    95

{

    96

	char buf[4096];

    97

	va_list va;

    98

	int len;

    99

	char *p;

   100

   101

	va_start(va, str);

   102

	len = vsprintf(buf, str, va);

   103

	va_end(va);

   104

	p = malloc(len + 1);

   105

	if (p)

   106

		memcpy(p, buf, len + 1);

   107

	return p;

   108

}

   109

   110

   111

// NULL midi driver

   112

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

   113

static void NullMidiStop(void) {}

   114

static void NullMidiPlaySong(const char *filename) {}

   115

static void NullMidiStopSong(void) {}

   116

static bool NullMidiIsSongPlaying(void) { return true; }

   117

static void NullMidiSetVolume(byte vol) {}

   118

   119

const HalMusicDriver _null_music_driver = {

   120

	NullMidiStart,

   121

	NullMidiStop,

   122

	NullMidiPlaySong,

   123

	NullMidiStopSong,

   124

	NullMidiIsSongPlaying,

   125

	NullMidiSetVolume,

   126

};

   127

   128

// NULL video driver

   129

static void *_null_video_mem;

   130

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

   131

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

   132

	_screen.height = _cur_resolution[1];

   133

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

   134

	return NULL;

   135

}

   136

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

   137

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

   138

static int NullVideoMainLoop(void)

   139

{

   140

	int i = 1000;

   141

	do {

   142

		GameLoop();

   143

		_screen.dst_ptr = _null_video_mem;

   144

		UpdateWindows();

   145

	}	while (--i);

   146

	return ML_QUIT;

   147

}

   148

   149

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

   150

   151

   152

const HalVideoDriver _null_video_driver = {

   153

	NullVideoStart,

   154

	NullVideoStop,

   155

	NullVideoMakeDirty,

   156

	NullVideoMainLoop,

   157

	NullVideoChangeRes,

   158

};

   159

   160

// NULL sound driver

   161

static char *NullSoundStart(char **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

void ttd_strlcpy(char *dst, const char *src, size_t len)

   207

{

   208

	assert(len > 0);

   209

	while (--len && *src)

   210

		*dst++=*src++;

   211

	*dst = 0;

   212

}

   213

   214

static char *strecpy(char *dst, const char *src)

   215

{

   216

	while ( (*dst++ = *src++) != 0) {}

   217

	return dst - 1;

   218

}

   219

   220

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

   221

{

   222

	FILE *in;

   223

	void *mem;

   224

	size_t len;

   225

   226

	in = fopen(filename, "rb");

   227

	if (in == NULL)

   228

		return NULL;

   229

   230

	fseek(in, 0, SEEK_END);

   231

	len = ftell(in);

   232

	fseek(in, 0, SEEK_SET);

   233

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

   234

		fclose(in);

   235

		return NULL;

   236

	}

   237

	((byte*)mem)[len] = 0;

   238

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

   239

		fclose(in);

   240

		free(mem);

   241

		return NULL;

   242

	}

   243

	fclose(in);

   244

   245

	*lenp = len;

   246

	return mem;

   247

}

   248

   249

void LoadDriver(int driver, const char *name)

   250

{

   251

	const DriverClass *dc = &_driver_classes[driver];

   252

	const DriverDesc *dd;

   253

	const void **var;

   254

	const void *drv;

   255

	const char *err;

   256

	char *parm;

   257

	char buffer[256];

   258

	char *parms[32];

   259

   260

	parms[0] = NULL;

   261

   262

	if (!*name) {

   263

		dd = ChooseDefaultDriver(dc->descs);

   264

	} else {

   265

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

   266

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

   267

		parm = strchr(buffer, ':');

   268

		if (parm) {

   269

			uint np = 0;

   270

			// Tokenize the parm.

   271

			do {

   272

				*parm++ = 0;

   273

				if (np < lengthof(parms) - 1)

   274

					parms[np++] = parm;

   275

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

   276

					parm++;

   277

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

   278

			parms[np] = NULL;

   279

		}

   280

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

   281

		if (dd == NULL)

   282

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

   283

	}

   284

	var = dc->var;

   285

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

   286

	*var = NULL;

   287

	drv = dd->drv;

   288

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

   289

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

   290

	*var = drv;

   291

}

   292

   293

static void showhelp(void)

   294

{

   295

	char buf[4096], *p;

   296

	const DriverClass *dc = _driver_classes;

   297

	const DriverDesc *dd;

   298

	int i;

   299

   300

	p = strecpy(buf,

   301

		"Command line options:\n"

   302

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

   303

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

   304

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

   305

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

   306

		"  -h                  = Display this help text\n"

   307

		"  -t date             = Set starting date\n"

   308

		"  -d [dbg]            = Debug mode\n"

   309

		"  -l lng              = Select Language\n"

   310

		"  -e                  = Start Editor\n"

   311

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

   312

		"  -G seed             = Set random seed\n"

   313

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

   314

		"  -D                  = Start dedicated server\n"

   315

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

   316

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

   317

		#endif

   318

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

   319

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

   320

	);

   321

   322

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

   323

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

   324

		dd = dc->descs;

   325

		do {

   326

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

   327

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

   328

	}

   329

   330

	ShowInfo(buf);

   331

}

   332

   333

   334

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

   335

{

   336

	char *p;

   337

	int len = strlen(name);

   338

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

   339

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

   340

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

   341

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

   342

		}

   343

	}

   344

	return NULL;

   345

}

   346

   347

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

   348

{

   349

	char *p = GetDriverParam(parm, name);

   350

	return p != NULL;

   351

}

   352

   353

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

   354

{

   355

	char *p = GetDriverParam(parm, name);

   356

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

   357

}

   358

   359

typedef struct {

   360

	char *opt;

   361

	int numleft;

   362

	char **argv;

   363

	const char *options;

   364

	char *cont;

   365

} MyGetOptData;

   366

   367

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

   368

{

   369

	md->cont = NULL;

   370

	md->numleft = argc;

   371

	md->argv = argv;

   372

	md->options = options;

   373

}

   374

   375

static int MyGetOpt(MyGetOptData *md)

   376

{

   377

	char *s,*r,*t;

   378

   379

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

   380

		goto md_continue_here;

   381

   382

	while(true) {

   383

		if (--md->numleft < 0)

   384

			return -1;

   385

   386

		s = *md->argv++;

   387

		if (*s == '-') {

   388

md_continue_here:;

   389

			s++;

   390

			if (*s != 0) {

   391

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

   392

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

   393

					// ERROR!

   394

					return -2;

   395

				}

   396

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

   397

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

   398

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

   399

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

   400

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

   401

							// Check if item is optional?

   402

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

   403

								return -2;

   404

							md->numleft++;

   405

							t = NULL;

   406

						} else {

   407

							md->argv++;

   408

						}

   409

					}

   410

					md->opt = t;

   411

					md->cont = NULL;

   412

					return *s;

   413

				}

   414

				md->opt = NULL;

   415

				md->cont = s;

   416

				return *s;

   417

			}

   418

		} else {

   419

			// This is currently not supported.

   420

			return -2;

   421

		}

   422

	}

   423

}

   424

   425

void SetDebugString(const char *s)

   426

{

   427

	int v;

   428

	char *end;

   429

	const char *t;

   430

	int *p;

   431

   432

	// global debugging level?

   433

	if (*s >= '0' && *s <= '9') {

   434

		v = strtoul(s, &end, 0);

   435

		s = end;

   436

   437

		_debug_spritecache_level = v;

   438

		_debug_misc_level = v;

   439

		_debug_grf_level = v;

   440

		_debug_ai_level = v;

   441

		_debug_net_level = v;

   442

	}

   443

   444

	// individual levels

   445

	for(;;) {

   446

		// skip delimiters

   447

		while (*s == ' ' || *s == ',' || *s == '\t') s++;

   448

		if (*s == 0) break;

   449

   450

		t = s;

   451

		while (*s >= 'a' && *s <= 'z') s++;

   452

   453

#define IS_LVL(x) (s - t == sizeof(x)-1 && !memcmp(t, x, sizeof(x)-1))

   454

		// check debugging levels

   455

		if IS_LVL("misc") p = &_debug_misc_level;

   456

		else if IS_LVL("spritecache") p = &_debug_spritecache_level;

   457

		else if IS_LVL("grf") p = &_debug_grf_level;

   458

		else if IS_LVL("ai") p = &_debug_ai_level;

   459

		else if IS_LVL("net") p = &_debug_net_level;

   460

		else {

   461

			ShowInfoF("Unknown debug level '%.*s'", s-t, t);

   462

			return;

   463

		}

   464

#undef IS_LVL

   465

		if (*s == '=') s++;

   466

		v = strtoul(s, &end, 0);

   467

		s = end;

   468

		if (p) *p = v;

   469

	}

   470

}

   471

   472

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

   473

{

   474

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

   475

	if (t == NULL) {

   476

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

   477

		return;

   478

	}

   479

   480

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

   481

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

   482

}

   483

   484

static void InitializeDynamicVariables(void)

   485

{

   486

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

   487

	_stations_size = lengthof(_stations);

   488

	_station_sort = NULL;

   489

   490

	_vehicles_size = lengthof(_vehicles);

   491

	_vehicle_sort = NULL;

   492

   493

	_towns_size = lengthof(_towns);

   494

	_town_sort = NULL;

   495

   496

	_industries_size = lengthof(_industries);

   497

	_industry_sort = NULL;

   498

   499

	_sign_size = lengthof(_sign_list);

   500

	_orders_size = lengthof(_orders);

   501

}

   502

   503

static void UnInitializeDynamicVariables(void)

   504

{

   505

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

   506

	free(_station_sort);

   507

   508

	free(_vehicle_sort);

   509

   510

	free(_town_sort);

   511

   512

	free(_industry_sort);

   513

}

   514

   515

   516

static void LoadIntroGame(void)

   517

{