1

#include "stdafx.h"

     2

#include "ttd.h"

     3

#include "string.h"

     4

#include "strings.h"

     5

#include "table/strings.h"

     6

#include "map.h"

     7

#include "player.h"

     8

#include "town.h"

     9

#include "vehicle.h"

    10

#include "station.h"

    11

#include "gfx.h"

    12

#include "news.h"

    13

#include "saveload.h"

    14

#include "command.h"

    15

#include "ai.h"

    16

#include "sound.h"

    17

#include "network.h"

    18

    19

extern void StartupEconomy(void);

    20

    21

static const SpriteID cheeks_table[4] = {

    22

	0x325, 0x326,

    23

	0x390, 0x3B0,

    24

};

    25

    26

static const SpriteID mouth_table[3] = {

    27

	0x34C, 0x34D, 0x34F

    28

};

    29

    30

void DrawPlayerFace(uint32 face, int color, int x, int y)

    31

{

    32

	byte flag = 0;

    33

    34

	if ( (int32)face < 0)

    35

		flag |= 1;

    36

	if ((((((face >> 7) ^ face) >> 7) ^ face) & 0x8080000) == 0x8000000)

    37

		flag |= 2;

    38

    39

	/* draw the gradient */

    40

	DrawSprite( (color<<16) + 0x0307836A, x, y);

    41

    42

	/* draw the cheeks */

    43

	DrawSprite(cheeks_table[flag&3], x, y);

    44

    45

	/* draw the chin */

    46

	/* FIXME: real code uses -2 in zoomlevel 1 */

    47

	{

    48

		uint val = (face >> 4) & 3;

    49

		if (!(flag & 2)) {

    50

			DrawSprite(0x327 + (flag&1?0:val), x, y);

    51

		} else {

    52

			DrawSprite((flag&1?0x3B1:0x391) + (val>>1), x, y);

    53

		}

    54

	}

    55

	/* draw the eyes */

    56

	{

    57

		uint val1 = (face >> 6)&15;

    58

		uint val2 = (face >> 20)&7;

    59

		uint32 high = 0x314<<16;

    60

    61

		if (val2 >= 6) {

    62

			high = 0x30F<<16;

    63

			if (val2 != 6)

    64

				high = 0x30D<<16;

    65

		}

    66

    67

		if (!(flag & 2)) {

    68

			if (!(flag & 1)) {

    69

				DrawSprite(high+((val1 * 12 >> 4) + 0x832B), x, y);

    70

			} else {

    71

				DrawSprite(high+(val1 + 0x8337), x, y);

    72

			}

    73

		} else {

    74

			if (!(flag & 1)) {

    75

				DrawSprite(high+((val1 * 11 >> 4) + 0x839A), x, y);

    76

			} else {

    77

				DrawSprite(high+(val1 + 0x83B8), x, y);

    78

			}

    79

		}

    80

	}

    81

    82

	/* draw the mouth */

    83

	{

    84

		uint val = (face >> 10) & 63;

    85

		uint val2;

    86

    87

		if (!(flag&1)) {

    88

			val2 = ((val&0xF) * 15 >> 4);

    89

    90

			if (val2 < 3) {

    91

				DrawSprite((flag&2 ? 0x397 : 0x367) + val2, x, y);

    92

				/* skip the rest */

    93

				goto skip_mouth;

    94

			}

    95

    96

			val2 -= 3;

    97

			if (flag & 2) {

    98

				if (val2 > 8) val2 = 0;

    99

				val2 += 0x3A5 - 0x35B;

   100

			}

   101

			DrawSprite(val2 + 0x35B, x, y);

   102

		} else if (!(flag&2)) {

   103

			DrawSprite(((val&0xF) * 10 >> 4) + 0x351, x, y);

   104

		} else {

   105

			DrawSprite(((val&0xF) * 9 >> 4) + 0x3C8, x, y);

   106

		}

   107

   108

		val >>= 3;

   109

   110

		if (!(flag&2)) {

   111

			if (!(flag&1)) {

   112

				DrawSprite(0x349 + val, x, y);

   113

			} else {

   114

				DrawSprite( mouth_table[(val*3>>3)], x, y);

   115

			}

   116

		} else {

   117

			if (!(flag&1)) {

   118

				DrawSprite(0x393 + (val&3), x, y);

   119

			} else {

   120

				DrawSprite(0x3B3 + (val*5>>3), x, y);

   121

			}

   122

		}

   123

   124

		skip_mouth:;

   125

	}

   126

   127

   128

	/* draw the hair */

   129

	{

   130

		uint val = (face >> 16) & 15;

   131

		if (!(flag&2)) {

   132

			if (!(flag&1)) {

   133

				DrawSprite(0x382 + (val*9>>4), x, y);

   134

			} else {

   135

				DrawSprite(0x38B + (val*5>>4), x, y);

   136

			}

   137

		} else {

   138

			if (!(flag&1)) {

   139

				DrawSprite(0x3D4 + (val*5>>4), x, y);

   140

			} else {

   141

				DrawSprite(0x3D9 + (val*5>>4), x, y);

   142

			}

   143

		}

   144

	}

   145

   146

	/* draw the tie */

   147

	{

   148

		uint val = (face >> 20) & 0xFF;

   149

   150

		if (!(flag&1)) {

   151

			DrawSprite(0x36B + ((val&3)*3>>2), x, y);

   152

			DrawSprite(0x36E + ((val>>2)&3), x, y);

   153

			DrawSprite(0x372 + ((val>>4)*6>>4), x, y);

   154

		} else {

   155

			DrawSprite(0x378 + ((val&3)*3>>2), x, y);

   156

			DrawSprite(0x37B + ((val>>2)&3), x, y);

   157

   158

			val >>= 4;

   159

			if (val < 3) {

   160

				DrawSprite((flag&2 ? 0x3D1 : 0x37F) + val, x, y);

   161

			}

   162

		}

   163

	}

   164

   165

	/* draw the glasses */

   166

	{

   167

		uint val = (face >> 28) & 7;

   168

   169

		if (!(flag&2)) {

   170

			if (val<=1) {

   171

				DrawSprite(0x347 + val, x, y);

   172

			}

   173

		} else {

   174

			if (val<=1) {

   175

				DrawSprite(0x3AE + val, x, y);

   176

			}

   177

		}

   178

	}

   179

}

   180

   181

void InvalidatePlayerWindows(Player *p)

   182

{

   183

	uint pid = p->index;

   184

	if ( (byte)pid == _local_player)

   185

		InvalidateWindow(WC_STATUS_BAR, 0);

   186

   187

	InvalidateWindow(WC_FINANCES, pid);

   188

}

   189

   190

bool CheckPlayerHasMoney(int32 cost)

   191

{

   192

	if (cost > 0) {

   193

		uint pid = _current_player;

   194

		if (pid < MAX_PLAYERS && cost > DEREF_PLAYER(pid)->player_money) {

   195

			SetDParam(0, cost);

   196

			_error_message = STR_0003_NOT_ENOUGH_CASH_REQUIRES;

   197

			return false;

   198

		}

   199

	}

   200

	return true;

   201

}

   202

   203

static void SubtractMoneyFromAnyPlayer(Player *p, int32 cost)

   204

{

   205

	p->money64 -= cost;

   206

	UpdatePlayerMoney32(p);

   207

   208

	p->yearly_expenses[0][_yearly_expenses_type] += cost;

   209

   210

	if ( ( 1 << _yearly_expenses_type ) & (1<<7|1<<8|1<<9|1<<10))

   211

		p->cur_economy.income -= cost;

   212

	else if (( 1 << _yearly_expenses_type ) & (1<<2|1<<3|1<<4|1<<5|1<<6|1<<11))

   213

		p->cur_economy.expenses -= cost;

   214

   215

	InvalidatePlayerWindows(p);

   216

}

   217

   218

void SubtractMoneyFromPlayer(int32 cost)

   219

{

   220

	uint pid = _current_player;

   221

	if (pid < MAX_PLAYERS)

   222

		SubtractMoneyFromAnyPlayer(DEREF_PLAYER(pid), cost);

   223

}

   224

   225

void SubtractMoneyFromPlayerFract(byte player, int32 cost)

   226

{

   227

	Player *p = DEREF_PLAYER(player);

   228

	byte m = p->player_money_fraction;

   229

	p->player_money_fraction = m - (byte)cost;

   230

	cost >>= 8;

   231

	if (p->player_money_fraction > m)

   232

		cost++;

   233

	if (cost != 0)

   234

		SubtractMoneyFromAnyPlayer(p, cost);

   235

}

   236

   237

// the player_money field is kept as it is, but money64 contains the actual amount of money.

   238

void UpdatePlayerMoney32(Player *p)

   239

{

   240

	if (p->money64 < -2000000000)

   241

		p->player_money = -2000000000;

   242

	else if (p->money64 > 2000000000)

   243

		p->player_money = 2000000000;

   244

	else

   245

		p->player_money = (int32)p->money64;

   246

}

   247

   248

void GetNameOfOwner(byte owner, uint tile)

   249

{

   250

	SetDParam(2, owner);

   251

   252

	if (owner != OWNER_TOWN) {

   253

		if (owner >= 8)

   254

			SetDParam(0, STR_0150_SOMEONE);

   255

		else {

   256

			Player *p = DEREF_PLAYER(owner);

   257

			SetDParam(0, p->name_1);

   258

			SetDParam(1, p->name_2);

   259

		}

   260

	} else {

   261

		Town *t = ClosestTownFromTile(tile, (uint)-1);

   262

		SetDParam(0, t->townnametype);

   263

		SetDParam(1, t->townnameparts);

   264

	}

   265

}

   266

   267

   268

bool CheckOwnership(byte owner)

   269

{

   270

	assert(owner <= OWNER_WATER);

   271

   272

	if (owner == _current_player)

   273

		return true;

   274

	_error_message = STR_013B_OWNED_BY;

   275

	GetNameOfOwner(owner, 0);

   276

	return false;

   277

}

   278

   279

bool CheckTileOwnership(uint tile)

   280

{

   281

	byte owner = _map_owner[tile];

   282

	assert(owner <= OWNER_WATER);

   283

	if (owner == _current_player)

   284

		return true;

   285

	_error_message = STR_013B_OWNED_BY;

   286

   287

	// no need to get the name of the owner unless we're the local player (saves some time)

   288

	if (_current_player == _local_player)

   289

		GetNameOfOwner(owner, tile);

   290

	return false;

   291

}

   292

   293

static void GenerateCompanyName(Player *p)

   294

{

   295

	uint tile;

   296

	Town *t;

   297

	StringID str;

   298

	Player *pp;

   299

	uint32 strp;

   300

	char buffer[100];

   301

   302

	if (p->name_1 != STR_SV_UNNAMED)

   303

		return;

   304

   305

	tile = p->last_build_coordinate;

   306

	if (tile == 0)

   307

		return;

   308

   309

	t = ClosestTownFromTile(tile, (uint)-1);

   310

   311

	if (IS_INT_INSIDE(t->townnametype, SPECSTR_TOWNNAME_START, SPECSTR_TOWNNAME_LAST+1)) {

   312

		str = t->townnametype - SPECSTR_TOWNNAME_START + SPECSTR_PLAYERNAME_START;

   313

		strp = t->townnameparts;

   314

   315

verify_name:;

   316

		// No player must have this name already

   317

		FOR_ALL_PLAYERS(pp) {

   318

			if (pp->name_1 == str && pp->name_2 == strp)

   319

				goto bad_town_name;

   320

		}

   321

   322

		GetString(buffer, str);

   323

		if (strlen(buffer) >= 32 || GetStringWidth(buffer) >= 150)

   324

			goto bad_town_name;

   325

   326

set_name:;

   327

		p->name_1 = str;

   328

		p->name_2 = strp;

   329

   330

		MarkWholeScreenDirty();

   331

   332

		if (!IS_HUMAN_PLAYER(p->index)) {

   333

			SetDParam(0, t->index);

   334

			AddNewsItem(p->index + (4 << 4), NEWS_FLAGS(NM_CALLBACK, NF_TILE, NT_COMPANY_INFO, DNC_BANKRUPCY), p->last_build_coordinate, 0);

   335

		}

   336

		return;

   337

	}

   338

bad_town_name:;

   339

   340

	if (p->president_name_1 == SPECSTR_PRESIDENT_NAME) {

   341

		str = SPECSTR_ANDCO_NAME;

   342

		strp = p->president_name_2;

   343

		goto set_name;

   344

	} else {

   345

		str = SPECSTR_ANDCO_NAME;

   346

		strp = Random();

   347

		goto verify_name;

   348

	}

   349

}

   350

   351

#define COLOR_SWAP(i,j) do { byte t=colors[i];colors[i]=colors[j];colors[j]=t; } while(0)

   352

   353

static const byte _color_sort[16] = {2, 2, 3, 2, 3, 2, 3, 2, 3, 2, 2, 2, 3, 1, 1, 1};

   354

static const byte _color_similar_1[16] = {8, 6, 255, 12,  255, 0, 1, 1, 0, 13,  11,  10, 3,   9,  15, 14};

   355

static const byte _color_similar_2[16] = {5, 7, 255, 255, 255, 8, 7, 6, 5, 12, 255, 255, 9, 255, 255, 255};

   356

   357

static byte GeneratePlayerColor(void)

   358

{

   359

	byte colors[16], pcolor, t2;

   360

	int i,j,n;

   361

	uint32 r;

   362

	Player *p;

   363

   364

	// Initialize array

   365

	for(i=0; i!=16; i++)

   366

		colors[i] = i;

   367

   368

	// And randomize it

   369

	n = 100;

   370

	do {

   371

		r = Random();

   372

		COLOR_SWAP(r & 0xF, (r >> 4) & 0xF);

   373

	} while (--n);

   374

   375

	// Bubble sort it according to the values in table 1

   376

	i = 16;

   377

	do {

   378

		for(j=0; j!=15; j++) {

   379

			if (_color_sort[colors[j]] < _color_sort[colors[j+1]]) {

   380

				COLOR_SWAP(j,j+1);

   381

			}

   382

		}

   383

	} while (--i);

   384

   385

	// Move the colors that look similar to each player's color to the side

   386

	FOR_ALL_PLAYERS(p) if (p->is_active) {

   387

		pcolor = p->player_color;

   388

		for(i=0; i!=16; i++) if (colors[i] == pcolor) {

   389

			colors[i] = 0xFF;

   390

   391

			t2 = _color_similar_1[pcolor];

   392

			if (t2 == 0xFF) break;

   393

			for(i=0; i!=15; i++) {

   394

				if (colors[i] == t2) {

   395

					do COLOR_SWAP(i,i+1); while (++i != 15);

   396

					break;

   397

				}

   398

			}

   399

   400

			t2 = _color_similar_2[pcolor];

   401

			if (t2 == 0xFF) break;

   402

			for(i=0; i!=15; i++) {

   403

				if (colors[i] == t2) {

   404

					do COLOR_SWAP(i,i+1); while (++i != 15);

   405

					break;

   406

				}

   407

			}

   408

			break;

   409

		}

   410

	}

   411

   412

	// Return the first available color

   413

	i = 0;

   414

	for(;;) {

   415

		if (colors[i] != 0xFF)

   416

			return colors[i];

   417

		i++;

   418

	}

   419

}

   420

   421

static void GeneratePresidentName(Player *p)

   422

{

   423

	Player *pp;

   424

	char buffer[100], buffer2[40];

   425

   426

	for(;;) {

   427

restart:;

   428

   429

		p->president_name_2 = Random();

   430

		p->president_name_1 = SPECSTR_PRESIDENT_NAME;

   431

   432

		SetDParam(0, p->president_name_2);

   433

		GetString(buffer, p->president_name_1);

   434

		if (strlen(buffer) >= 32 || GetStringWidth(buffer) >= 94)

   435

			continue;

   436

   437

		FOR_ALL_PLAYERS(pp) {

   438

			if (pp->is_active && p != pp) {

   439

				SetDParam(0, pp->president_name_2);

   440

				GetString(buffer2, pp->president_name_1);

   441

				if (strcmp(buffer2, buffer) == 0)

   442

					goto restart;

   443

			}

   444

		}

   445

		return;

   446

	}

   447

}

   448

   449

extern int GetPlayerMaxRailtype(int p);

   450

   451

static Player *AllocatePlayer(void)

   452

{

   453

	Player *p;

   454

	// Find a free slot

   455

	FOR_ALL_PLAYERS(p) {

   456

		if (!p->is_active) {

   457

			int i = p->index;

   458

			memset(p, 0, sizeof(Player));

   459

			p->index = i;

   460

			return p;

   461

		}

   462

	}

   463

	return NULL;

   464

}

   465

   466

Player *DoStartupNewPlayer(bool is_ai)

   467

{

   468

	Player *p;

   469

	int index;

   470

   471

	p = AllocatePlayer();

   472

	if (p == NULL) return NULL;

   473

   474

	index = p->index;

   475

   476

	// Make a color

   477

	p->player_color = GeneratePlayerColor();

   478

	_player_colors[index] = p->player_color;

   479

	p->name_1 = STR_SV_UNNAMED;

   480

	p->is_active = true;

   481

   482

	p->money64 = p->player_money = p->current_loan = 100000;

   483

   484

	p->is_ai = is_ai;

   485

	p->ai.state = 5; /* AIS_WANT_NEW_ROUTE */

   486

	p->share_owners[0] = p->share_owners[1] = p->share_owners[2] = p->share_owners[3] = 0xFF;

   487

   488

	p->max_railtype = GetPlayerMaxRailtype(index);

   489

	p->inaugurated_year = _cur_year;

   490

	p->face = Random();

   491

   492

	GeneratePresidentName(p);

   493

   494

	InvalidateWindow(WC_GRAPH_LEGEND, 0);

   495

	InvalidateWindow(WC_TOOLBAR_MENU, 0);

   496

	InvalidateWindow(WC_CLIENT_LIST, 0);

   497

   498

	return p;

   499

}

   500

   501

void StartupPlayers(void)

   502

{

   503

	// The AI starts like in the setting with +2 month max

   504

	_next_competitor_start = _opt.diff.competitor_start_time * 90 * DAY_TICKS + RandomRange(60 * DAY_TICKS) + 1;

   505

}

   506

   507

static void MaybeStartNewPlayer(void)

   508

{

   509

	uint n;

   510

	Player *p;

   511

   512

	// count number of competitors

   513

	n = 0;

   514

	for(p=_players; p!=endof(_players); p++)

   515

		if (p->is_active && p->is_ai)

   516

			n++;

   517

   518

	// when there's a lot of computers in game, the probability that a new one starts is lower

   519

	if (n < (uint)_opt.diff.max_no_competitors && n < RandomRange(_opt.diff.max_no_competitors + 2))

   520

		DoStartupNewPlayer(true);

   521