1

#include "stdafx.h"

     2

#include "ttd.h"

     3

#include "table/strings.h"

     4

#include "map.h"

     5

#include "player.h"

     6

#include "town.h"

     7

#include "vehicle.h"

     8

#include "station.h"

     9

#include "gfx.h"

    10

#include "news.h"

    11

#include "saveload.h"

    12

#include "command.h"

    13

#include "ai.h"

    14

#include "sound.h"

    15

#include "network.h"

    16

    17

extern void StartupEconomy();

    18

    19

static const SpriteID cheeks_table[4] = {

    20

	0x325, 0x326,

    21

	0x390, 0x3B0,

    22

};

    23

    24

static const SpriteID mouth_table[3] = {

    25

	0x34C, 0x34D, 0x34F

    26

};

    27

    28

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

    29

{

    30

	byte flag = 0;

    31

    32

	if ( (int32)face < 0)

    33

		flag |= 1;

    34

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

    35

		flag |= 2;

    36

    37

	/* draw the gradient */

    38

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

    39

    40

	/* draw the cheeks */

    41

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

    42

    43

	/* draw the chin */

    44

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

    45

	{

    46

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

    47

		if (!(flag & 2)) {

    48

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

    49

		} else {

    50

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

    51

		}

    52

	}

    53

	/* draw the eyes */

    54

	{

    55

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

    56

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

    57

		uint32 high = 0x314<<16;

    58

    59

		if (val2 >= 6) {

    60

			high = 0x30F<<16;

    61

			if (val2 != 6)

    62

				high = 0x30D<<16;

    63

		}

    64

    65

		if (!(flag & 2)) {

    66

			if (!(flag & 1)) {

    67

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

    68

			} else {

    69

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

    70

			}

    71

		} else {

    72

			if (!(flag & 1)) {

    73

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

    74

			} else {

    75

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

    76

			}

    77

		}

    78

	}

    79

    80

	/* draw the mouth */

    81

	{

    82

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

    83

		uint val2;

    84

    85

		if (!(flag&1)) {

    86

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

    87

    88

			if (val2 < 3) {

    89

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

    90

				/* skip the rest */

    91

				goto skip_mouth;

    92

			}

    93

    94

			val2 -= 3;

    95

			if (flag & 2) {

    96

				if (val2 > 8) val2 = 0;

    97

				val2 += 0x3A5 - 0x35B;

    98

			}

    99

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

   100

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

   101

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

   102

		} else {

   103

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

   104

		}

   105

   106

		val >>= 3;

   107

   108

		if (!(flag&2)) {

   109

			if (!(flag&1)) {

   110

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

   111

			} else {

   112

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

   113

			}

   114

		} else {

   115

			if (!(flag&1)) {

   116

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

   117

			} else {

   118

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

   119

			}

   120

		}

   121

   122

		skip_mouth:;

   123

	}

   124

   125

   126

	/* draw the hair */

   127

	{

   128

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

   129

		if (!(flag&2)) {

   130

			if (!(flag&1)) {

   131

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

   132

			} else {

   133

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

   134

			}

   135

		} else {

   136

			if (!(flag&1)) {

   137

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

   138

			} else {

   139

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

   140

			}

   141

		}

   142

	}

   143

   144

	/* draw the tie */

   145

	{

   146

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

   147

   148

		if (!(flag&1)) {

   149

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

   150

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

   151

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

   152

		} else {

   153

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

   154

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

   155

   156

			val >>= 4;

   157

			if (val < 3) {

   158

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

   159

			}

   160

		}

   161

	}

   162

   163

	/* draw the glasses */

   164

	{

   165

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

   166

   167

		if (!(flag&2)) {

   168

			if (val<=1) {

   169

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

   170

			}

   171

		} else {

   172

			if (val<=1) {

   173

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

   174

			}

   175

		}

   176

	}

   177

}

   178

   179

void InvalidatePlayerWindows(Player *p)

   180

{

   181

	uint pid = p->index;

   182

	if ( (byte)pid == _local_player)

   183

		InvalidateWindow(WC_STATUS_BAR, 0);

   184

   185

	InvalidateWindow(WC_FINANCES, pid);

   186

}

   187

   188

bool CheckPlayerHasMoney(int32 cost)

   189

{

   190

	if (cost > 0) {

   191

		uint pid = _current_player;

   192

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

   193

			SetDParam(0, cost);

   194

			_error_message = STR_0003_NOT_ENOUGH_CASH_REQUIRES;

   195

			return false;

   196

		}

   197

	}

   198

	return true;

   199

}

   200

   201

static void SubtractMoneyFromAnyPlayer(Player *p, int32 cost)

   202

{

   203

	p->money64 -= cost;

   204

	UpdatePlayerMoney32(p);

   205

   206

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

   207

   208

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

   209

		p->cur_economy.income -= cost;

   210

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

   211

		p->cur_economy.expenses -= cost;

   212

   213

	InvalidatePlayerWindows(p);

   214

}

   215

   216

void SubtractMoneyFromPlayer(int32 cost)

   217

{

   218

	uint pid = _current_player;

   219

	if (pid < MAX_PLAYERS)

   220

		SubtractMoneyFromAnyPlayer(DEREF_PLAYER(pid), cost);

   221

}

   222

   223

void SubtractMoneyFromPlayerFract(byte player, int32 cost)

   224

{

   225

	Player *p = DEREF_PLAYER(player);

   226

	byte m = p->player_money_fraction;

   227

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

   228

	cost >>= 8;

   229

	if (p->player_money_fraction > m)

   230

		cost++;

   231

	if (cost != 0)

   232

		SubtractMoneyFromAnyPlayer(p, cost);

   233

}

   234

   235

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

   236

void UpdatePlayerMoney32(Player *p)

   237

{

   238

	if (p->money64 < -2000000000)

   239

		p->player_money = -2000000000;

   240

	else if (p->money64 > 2000000000)

   241

		p->player_money = 2000000000;

   242

	else

   243

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

   244

}

   245

   246

void GetNameOfOwner(byte owner, uint tile)

   247

{

   248

	SetDParam(2, owner);

   249

   250

	if (owner != OWNER_TOWN) {

   251

		if (owner >= 8)

   252

			SetDParam(0, STR_0150_SOMEONE);

   253

		else {

   254

			Player *p = DEREF_PLAYER(owner);

   255

			SetDParam(0, p->name_1);

   256

			SetDParam(1, p->name_2);

   257

		}

   258

	} else {

   259

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

   260

		SetDParam(0, t->townnametype);

   261

		SetDParam(1, t->townnameparts);

   262

	}

   263

}

   264

   265

   266

bool CheckOwnership(byte owner)

   267

{

   268

	assert(owner <= OWNER_WATER);

   269

   270

	if (owner == _current_player)

   271

		return true;

   272

	_error_message = STR_013B_OWNED_BY;

   273

	GetNameOfOwner(owner, 0);

   274

	return false;

   275

}

   276

   277

bool CheckTileOwnership(uint tile)

   278

{

   279

	byte owner = _map_owner[tile];

   280

	assert(owner <= OWNER_WATER);

   281

	if (owner == _current_player)

   282

		return true;

   283

	_error_message = STR_013B_OWNED_BY;

   284

   285

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

   286

	if (_current_player == _local_player)

   287

		GetNameOfOwner(owner, tile);

   288

	return false;

   289

}

   290

   291

static void GenerateCompanyName(Player *p)

   292

{

   293

	uint tile;

   294

	Town *t;

   295

	StringID str;

   296

	Player *pp;

   297

	uint32 strp;

   298

	char buffer[100];

   299

   300

	if (p->name_1 != STR_SV_UNNAMED)

   301

		return;

   302

   303

	tile = p->last_build_coordinate;

   304

	if (tile == 0)

   305

		return;

   306

   307

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

   308

   309

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

   310

		str = t->townnametype - SPECSTR_TOWNNAME_START + SPECSTR_PLAYERNAME_START;

   311

		strp = t->townnameparts;

   312

   313

verify_name:;

   314

		// No player must have this name already

   315

		FOR_ALL_PLAYERS(pp) {

   316

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

   317

				goto bad_town_name;

   318

		}

   319

   320

		GetString(buffer, str);

   321

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

   322

			goto bad_town_name;

   323

   324

set_name:;

   325

		p->name_1 = str;

   326

		p->name_2 = strp;

   327

   328

		MarkWholeScreenDirty();

   329

   330

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

   331

			SetDParam(0, t->index);

   332

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

   333

		}

   334

		return;

   335

	}

   336

bad_town_name:;

   337

   338

	if (p->president_name_1 == SPECSTR_PRESIDENT_NAME) {

   339

		str = SPECSTR_ANDCO_NAME;

   340

		strp = p->president_name_2;

   341

		goto set_name;

   342

	} else {

   343

		str = SPECSTR_ANDCO_NAME;

   344

		strp = Random();

   345

		goto verify_name;

   346

	}

   347

}

   348

   349

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

   350

   351

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

   352

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

   353

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

   354

   355

static byte GeneratePlayerColor()

   356

{

   357

	byte colors[16], pcolor, t2;

   358

	int i,j,n;

   359

	uint32 r;

   360

	Player *p;

   361

   362

	// Initialize array

   363

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

   364

		colors[i] = i;

   365

   366

	// And randomize it

   367

	n = 100;

   368

	do {

   369

		r = Random();

   370

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

   371

	} while (--n);

   372

   373

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

   374

	i = 16;

   375

	do {

   376

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

   377

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

   378

				COLOR_SWAP(j,j+1);

   379

			}

   380

		}

   381

	} while (--i);

   382

   383

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

   384

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

   385

		pcolor = p->player_color;

   386

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

   387

			colors[i] = 0xFF;

   388

   389

			t2 = _color_similar_1[pcolor];

   390

			if (t2 == 0xFF) break;

   391

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

   392

				if (colors[i] == t2) {

   393

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

   394

					break;

   395

				}

   396

			}

   397

   398

			t2 = _color_similar_2[pcolor];

   399

			if (t2 == 0xFF) break;

   400

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

   401

				if (colors[i] == t2) {

   402

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

   403

					break;

   404

				}

   405

			}

   406

			break;

   407

		}

   408

	}

   409

   410

	// Return the first available color

   411

	i = 0;

   412

	for(;;) {

   413

		if (colors[i] != 0xFF)

   414

			return colors[i];

   415

		i++;

   416

	}

   417

}

   418

   419

static void GeneratePresidentName(Player *p)

   420

{

   421

	Player *pp;

   422

	char buffer[100], buffer2[40];

   423

   424

	for(;;) {

   425

restart:;

   426

   427

		p->president_name_2 = Random();

   428

		p->president_name_1 = SPECSTR_PRESIDENT_NAME;

   429

   430

		SetDParam(0, p->president_name_2);

   431

		GetString(buffer, p->president_name_1);

   432

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

   433

			continue;

   434

   435

		FOR_ALL_PLAYERS(pp) {

   436

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

   437

				SetDParam(0, pp->president_name_2);

   438

				GetString(buffer2, pp->president_name_1);

   439

				if (str_eq(buffer2, buffer))

   440

					goto restart;

   441

			}

   442

		}

   443

		return;

   444

	}

   445

}

   446

   447

extern int GetPlayerMaxRailtype(int p);

   448

   449

static Player *AllocatePlayer()

   450

{

   451

	Player *p;

   452

	// Find a free slot

   453

	FOR_ALL_PLAYERS(p) {

   454

		if (!p->is_active) {

   455

			int i = p->index;

   456

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

   457

			p->index = i;

   458

			return p;

   459

		}

   460

	}

   461

	return NULL;

   462

}

   463

   464

Player *DoStartupNewPlayer(bool is_ai)

   465

{

   466

	Player *p;

   467

	int index;

   468

   469

	p = AllocatePlayer();

   470

	if (p == NULL) return NULL;

   471

   472

	index = p->index;

   473

   474

	// Make a color

   475

	p->player_color = GeneratePlayerColor();

   476

	_player_colors[index] = p->player_color;

   477

	p->name_1 = STR_SV_UNNAMED;

   478

	p->is_active = true;

   479

   480

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

   481

   482

	p->is_ai = is_ai;

   483

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

   484

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

   485

   486

	p->max_railtype = GetPlayerMaxRailtype(index);

   487

	p->inaugurated_year = _cur_year;

   488

	p->face = Random();

   489

   490

	GeneratePresidentName(p);

   491

   492

	InvalidateWindow(WC_GRAPH_LEGEND, 0);

   493

	InvalidateWindow(WC_TOOLBAR_MENU, 0);

   494

	InvalidateWindow(WC_CLIENT_LIST, 0);

   495

   496

	return p;

   497

}

   498

   499

void StartupPlayers()

   500

{

   501

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

   502

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

   503

}

   504

   505

static void MaybeStartNewPlayer()

   506

{

   507

	uint n;

   508

	Player *p;

   509

   510

	// count number of competitors

   511

	n = 0;

   512

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

   513

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

   514

			n++;

   515

   516

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

   517

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

   518

		DoStartupNewPlayer(true);

   519

   520

	// The next AI starts like the difficulty setting said, with +2 month max

   521

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

   522

}