1

#include "stdafx.h"

     2

#include "table/strings.h"

     3

#include "map.h"

     4

#include "tile.h"

     5

     6

#define VARDEF

     7

#include "ttd.h"

     8

#include "gfx.h"

     9

#include "gui.h"

    10

#include "station.h"

    11

#include "vehicle.h"

    12

#include "viewport.h"

    13

#include "window.h"

    14

#include "player.h"

    15

#include "command.h"

    16

#include "town.h"

    17

#include "industry.h"

    18

#include "news.h"

    19

#include "engine.h"

    20

#include "sound.h"

    21

#include "economy.h"

    22

#include "fileio.h"

    23

#include "hal.h"

    24

#include "airport.h"

    25

#include "saveload.h"

    26

#include "ai.h"

    27

#include "console.h"

    28

#include "screenshot.h"

    29

#include "network.h"

    30

#include "signs.h"

    31

    32

#include <stdarg.h>

    33

    34

void IncreaseSpriteLRU(void);

    35

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

    36

void CallLandscapeTick(void);

    37

void IncreaseDate(void);

    38

void RunOtherPlayersLoop(void);

    39

void DoPaletteAnimations(void);

    40

void MusicLoop(void);

    41

void ResetMusic(void);

    42

void InitializeStations(void);

    43

void DeleteAllPlayerStations(void);

    44

    45

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

    46

extern void DoStartupNewPlayer(bool is_ai);

    47

extern void ShowOSErrorBox(const char *buf);

    48

    49

void redsq_debug(int tile);

    50

bool LoadSavegame(const char *filename);

    51

    52

extern void HalGameLoop(void);

    53

    54

uint32 _pixels_redrawn;

    55

bool _dbg_screen_rect;

    56

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

    57

static byte _os_version = 0;

    58

    59

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

    60

	va_list va;

    61

	char buf[512];

    62

	va_start(va, s);

    63

	vsprintf(buf, s, va);

    64

	va_end(va);

    65

    66

	ShowOSErrorBox(buf);

    67

	if (_video_driver)

    68

		_video_driver->stop();

    69

    70

	assert(0);

    71

	exit(1);

    72

}

    73

    74

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

    75

{

    76

	va_list va;

    77

	char buf[1024];

    78

	va_start(va, s);

    79

	vsprintf(buf, s, va);

    80

	va_end(va);

    81

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

    82

	IConsoleDebug(buf);

    83

}

    84

    85

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

    86

{

    87

	va_list va;

    88

	char buf[1024];

    89

	va_start(va, str);

    90

	vsprintf(buf, str, va);

    91

	va_end(va);

    92

	ShowInfo(buf);

    93

}

    94

    95

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

    96

{

    97

	char buf[4096];

    98

	va_list va;

    99

	int len;

   100

	char *p;

   101

   102

	va_start(va, str);

   103

	len = vsprintf(buf, str, va);

   104

	va_end(va);

   105

	p = malloc(len + 1);

   106

	if (p)

   107

		memcpy(p, buf, len + 1);

   108

	return p;

   109

}

   110

   111

   112

// NULL midi driver

   113

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

   114

static void NullMidiStop(void) {}

   115

static void NullMidiPlaySong(const char *filename) {}

   116

static void NullMidiStopSong(void) {}

   117

static bool NullMidiIsSongPlaying(void) { return true; }

   118

static void NullMidiSetVolume(byte vol) {}

   119

   120

const HalMusicDriver _null_music_driver = {

   121

	NullMidiStart,

   122

	NullMidiStop,

   123

	NullMidiPlaySong,

   124

	NullMidiStopSong,

   125

	NullMidiIsSongPlaying,

   126

	NullMidiSetVolume,

   127

};

   128

   129

// NULL video driver

   130

static void *_null_video_mem;

   131

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

   132

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

   133

	_screen.height = _cur_resolution[1];

   134

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

   135

	return NULL;

   136

}

   137

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

   138

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

   139

static int NullVideoMainLoop(void)

   140

{

   141

	int i = 1000;

   142

	do {

   143

		GameLoop();

   144

		_screen.dst_ptr = _null_video_mem;

   145

		UpdateWindows();

   146

	}	while (--i);

   147

	return ML_QUIT;

   148

}

   149

   150

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

   151

   152

   153

const HalVideoDriver _null_video_driver = {

   154

	NullVideoStart,

   155

	NullVideoStop,

   156

	NullVideoMakeDirty,

   157

	NullVideoMainLoop,

   158

	NullVideoChangeRes,

   159

};

   160

   161

// NULL sound driver

   162

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

   163

static void NullSoundStop(void) {}

   164

const HalSoundDriver _null_sound_driver = {

   165

	NullSoundStart,

   166

	NullSoundStop,

   167

};

   168

   169

enum {

   170

	DF_PRIORITY_MASK = 0xf,

   171

};

   172

   173

typedef struct {

   174

	const DriverDesc *descs;

   175

	const char *name;

   176

	void *var;

   177

} DriverClass;

   178

   179

static DriverClass _driver_classes[] = {

   180

	{_video_driver_descs, "video", &_video_driver},

   181

	{_sound_driver_descs, "sound", &_sound_driver},

   182

	{_music_driver_descs, "music", &_music_driver},

   183

};

   184

   185

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

   186

{

   187

	do {

   188

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

   189

			return dd;

   190

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

   191

	return NULL;

   192

}

   193

   194

static const DriverDesc *ChooseDefaultDriver(const DriverDesc *dd)

   195

{

   196

	const DriverDesc *best = NULL;

   197

	int best_pri = -1;

   198

	do {

   199

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

   200

			best_pri = dd->flags&DF_PRIORITY_MASK;

   201

			best = dd;

   202

		}

   203

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

   204

	return best;

   205

}

   206

   207

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

   208

{

   209

	assert(size > 0);

   210

	while (--size > 0 && *src != '\0') *dst++ = *src++;

   211

	*dst = '\0';

   212

}

   213

   214

void ttd_strlcat(char *dst, const char *src, size_t size)

   215

{

   216

	assert(size > 0);

   217

	for (; size > 0 && *dst != '\0'; --size, ++dst) {}

   218

	assert(size > 0);

   219

	while (--size > 0 && *src != '\0') *dst++ = *src++;

   220

	*dst = '\0';

   221

}

   222

   223

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

   224

{

   225

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

   226

	return dst - 1;

   227

}

   228

   229

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

   230

{

   231

	FILE *in;

   232

	byte *mem;

   233

	size_t len;

   234

   235

	in = fopen(filename, "rb");

   236

	if (in == NULL)

   237

		return NULL;

   238

   239

	fseek(in, 0, SEEK_END);

   240

	len = ftell(in);

   241

	fseek(in, 0, SEEK_SET);

   242

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

   243

		fclose(in);

   244

		return NULL;

   245

	}

   246

	mem[len] = 0;

   247

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

   248

		fclose(in);

   249

		free(mem);

   250

		return NULL;

   251

	}

   252

	fclose(in);

   253

   254

	*lenp = len;

   255

	return mem;

   256

}

   257

   258

void LoadDriver(int driver, const char *name)

   259

{

   260

	const DriverClass *dc = &_driver_classes[driver];

   261

	const DriverDesc *dd;

   262

	const void **var;

   263

	const void *drv;

   264

	const char *err;

   265

	char *parm;

   266

	char buffer[256];

   267

	char *parms[32];

   268

   269

	parms[0] = NULL;

   270

   271

	if (!*name) {

   272

		dd = ChooseDefaultDriver(dc->descs);

   273

	} else {

   274

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

   275

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

   276

		parm = strchr(buffer, ':');

   277

		if (parm) {

   278

			uint np = 0;

   279

			// Tokenize the parm.

   280

			do {

   281

				*parm++ = 0;

   282

				if (np < lengthof(parms) - 1)

   283

					parms[np++] = parm;

   284

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

   285

					parm++;

   286

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

   287

			parms[np] = NULL;

   288

		}

   289

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

   290

		if (dd == NULL)

   291

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

   292

	}

   293

	var = dc->var;

   294

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

   295

	*var = NULL;

   296

	drv = dd->drv;

   297

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

   298

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

   299

	*var = drv;

   300

}

   301

   302

static void showhelp(void)

   303

{

   304

	char buf[4096], *p;

   305

	const DriverClass *dc = _driver_classes;

   306

	const DriverDesc *dd;

   307

	int i;

   308

   309

	p = strecpy(buf,

   310

		"Command line options:\n"

   311

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

   312

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

   313

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

   314

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

   315

		"  -h                  = Display this help text\n"

   316

		"  -t date             = Set starting date\n"

   317

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

   318

		"  -l lng              = Select Language\n"

   319

		"  -e                  = Start Editor\n"

   320

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

   321

		"  -G seed             = Set random seed\n"

   322

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

   323

		"  -D                  = Start dedicated server\n"

   324

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

   325

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

   326

		#endif

   327

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

   328

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

   329

	);

   330

   331

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

   332

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

   333

		dd = dc->descs;

   334

		do {

   335

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

   336

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

   337

	}

   338

   339

	ShowInfo(buf);

   340

}

   341

   342

   343

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

   344

{

   345

	char *p;

   346

	int len = strlen(name);

   347

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

   348

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

   349

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

   350

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

   351

		}

   352

	}

   353

	return NULL;

   354

}

   355

   356

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

   357

{

   358

	char *p = GetDriverParam(parm, name);

   359

	return p != NULL;

   360

}

   361

   362

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

   363

{

   364

	char *p = GetDriverParam(parm, name);

   365

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

   366

}

   367

   368

typedef struct {

   369

	char *opt;

   370

	int numleft;

   371

	char **argv;

   372

	const char *options;

   373

	char *cont;

   374

} MyGetOptData;

   375

   376

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

   377

{

   378

	md->cont = NULL;

   379

	md->numleft = argc;

   380

	md->argv = argv;

   381

	md->options = options;

   382

}

   383

   384

static int MyGetOpt(MyGetOptData *md)

   385

{

   386

	char *s,*r,*t;

   387

   388

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

   389

		goto md_continue_here;

   390

   391

	while(true) {

   392

		if (--md->numleft < 0)

   393

			return -1;

   394

   395

		s = *md->argv++;

   396

		if (*s == '-') {

   397

md_continue_here:;

   398

			s++;

   399

			if (*s != 0) {

   400

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

   401

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

   402

					// ERROR!

   403

					return -2;

   404

				}

   405

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

   406

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

   407

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

   408

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

   409

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

   410

							// Check if item is optional?

   411

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

   412

								return -2;

   413

							md->numleft++;

   414

							t = NULL;

   415

						} else {

   416

							md->argv++;

   417

						}

   418

					}

   419

					md->opt = t;

   420

					md->cont = NULL;

   421

					return *s;

   422

				}

   423

				md->opt = NULL;

   424

				md->cont = s;

   425

				return *s;

   426

			}

   427

		} else {

   428

			// This is currently not supported.

   429

			return -2;

   430

		}

   431

	}

   432

}

   433

   434

void SetDebugString(const char *s)

   435

{

   436

	int v;

   437

	char *end;

   438

	const char *t;

   439

	int *p;

   440

   441

	// global debugging level?

   442

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

   443

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

   444

		s = end;

   445

   446

		_debug_spritecache_level = v;

   447

		_debug_misc_level = v;

   448

		_debug_grf_level = v;

   449

		_debug_ai_level = v;

   450

		_debug_net_level = v;

   452

	}

   453

   454

	// individual levels

   455

	for(;;) {

   456

		// skip delimiters

   457

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

   458

		if (*s == 0) break;

   459

   460

		t = s;

   461

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

   462

   463

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

   464

		// check debugging levels

   465

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

   466

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

   467

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

   468

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

   469

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

   471

		else {

   472

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

   473

			return;

   474

		}

   475

#undef IS_LVL

   476

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

   477

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

   478

		s = end;

   479

		if (p) *p = v;

   480

	}

   481

}

   482

   483

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

   484

{

   485

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

   486

	if (t == NULL) {

   487

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

   488

		return;

   489

	}

   490

   491

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

   492

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

   493

}

   494

   495

static void InitializeDynamicVariables(void)

   496

{

   497

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

   498

	_stations_size = lengthof(_stations);

   499

	_station_sort = NULL;

   500

   501

	_roadstops_size = lengthof(_roadstops);

   502

   503

	_vehicles_size = lengthof(_vehicles);

   504

	_vehicle_sort = NULL;

   505

   506

	_towns_size = lengthof(_towns);

   507

	_town_sort = NULL;

   508

   509

	_industries_size = lengthof(_industries);

   510

	_industry_sort = NULL;

   511

   512

	_sign_size = lengthof(_sign_list);

   513

	_orders_size = lengthof(_orders);

   514

}

   515

   516

static void UnInitializeDynamicVariables(void)