1

#include "stdafx.h"

     2

#include "ttd.h"

     3

#include "table/strings.h"

     4

#include "player.h"

     5

#include "town.h"

     6

#include "vehicle.h"

     7

#include "station.h"

     8

#include "gfx.h"

     9

#include "news.h"

    10

#include "saveload.h"

    11

#include "command.h"

    12

#include "ai.h"

    13

#include "sound.h"

    14

#include "network.h"

    15

    16

extern void StartupEconomy();

    17

    18

static const SpriteID cheeks_table[4] = {

    19

	0x325, 0x326,

    20

	0x390, 0x3B0,

    21

};

    22

    23

static const SpriteID mouth_table[3] = {

    24

	0x34C, 0x34D, 0x34F

    25

};

    26

    27

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

    28

{

    29

	byte flag = 0;

    30

    31

	if ( (int32)face < 0)

    32

		flag |= 1;

    33

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

    34

		flag |= 2;

    35

    36

	/* draw the gradient */

    37

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

    38

    39

	/* draw the cheeks */

    40

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

    41

    42

	/* draw the chin */

    43

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

    44

	{

    45

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

    46

		if (!(flag & 2)) {

    47

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

    48

		} else {

    49

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

    50

		}

    51

	}

    52

	/* draw the eyes */

    53

	{

    54

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

    55

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

    56

		uint32 high = 0x314<<16;

    57

    58

		if (val2 >= 6) {

    59

			high = 0x30F<<16;

    60

			if (val2 != 6)

    61

				high = 0x30D<<16;

    62

		}

    63

    64

		if (!(flag & 2)) {

    65

			if (!(flag & 1)) {

    66

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

    67

			} else {

    68

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

    69

			}

    70

		} else {

    71

			if (!(flag & 1)) {

    72

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

    73

			} else {

    74

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

    75

			}

    76

		}

    77

	}

    78

    79

	/* draw the mouth */

    80

	{

    81

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

    82

		uint val2;

    83

    84

		if (!(flag&1)) {

    85

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

    86

    87

			if (val2 < 3) {

    88

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

    89

				/* skip the rest */

    90

				goto skip_mouth;

    91

			}

    92

    93

			val2 -= 3;

    94

			if (flag & 2) {

    95

				if (val2 > 8) val2 = 0;

    96

				val2 += 0x3A5 - 0x35B;

    97

			}

    98

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

    99

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

   100

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

   101

		} else {

   102

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

   103

		}

   104

   105

		val >>= 3;

   106

   107

		if (!(flag&2)) {

   108

			if (!(flag&1)) {

   109

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

   110

			} else {

   111

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

   112

			}

   113

		} else {

   114

			if (!(flag&1)) {

   115

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

   116

			} else {

   117

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

   118

			}

   119

		}

   120

   121

		skip_mouth:;

   122

	}

   123

   124

   125

	/* draw the hair */

   126

	{

   127

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

   128

		if (!(flag&2)) {

   129

			if (!(flag&1)) {

   130

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

   131

			} else {

   132

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

   133

			}

   134

		} else {

   135

			if (!(flag&1)) {

   136

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

   137

			} else {

   138

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

   139

			}

   140

		}

   141

	}

   142

   143

	/* draw the tie */

   144

	{

   145

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

   146

   147

		if (!(flag&1)) {

   148

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

   149

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

   150

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

   151

		} else {

   152

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

   153

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

   154

   155

			val >>= 4;

   156

			if (val < 3) {

   157

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

   158

			}

   159

		}

   160

	}

   161

   162

	/* draw the glasses */

   163

	{

   164

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

   165

   166

		if (!(flag&2)) {

   167

			if (val<=1) {

   168

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

   169

			}

   170

		} else {

   171

			if (val<=1) {

   172

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

   173

			}

   174

		}

   175

	}

   176

}

   177

   178

void InvalidatePlayerWindows(Player *p)

   179

{

   180

	uint pid = p->index;

   181

	if ( (byte)pid == _local_player)

   182

		InvalidateWindow(WC_STATUS_BAR, 0);

   183

   184

	InvalidateWindow(WC_FINANCES, pid);

   185

}

   186

   187

bool CheckPlayerHasMoney(int32 cost)

   188

{

   189

	if (cost > 0) {

   190

		uint pid = _current_player;

   191

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

   192

			SetDParam(0, cost);

   193

			_error_message = STR_0003_NOT_ENOUGH_CASH_REQUIRES;

   194

			return false;

   195

		}

   196

	}

   197

	return true;

   198

}

   199

   200

static void SubtractMoneyFromAnyPlayer(Player *p, int32 cost)

   201

{

   202

	p->money64 -= cost;

   203

	UpdatePlayerMoney32(p);

   204

   205

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

   206

   207

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

   208

		p->cur_economy.income -= cost;

   209

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

   210

		p->cur_economy.expenses -= cost;

   211

   212

	InvalidatePlayerWindows(p);

   213

}

   214

   215

void SubtractMoneyFromPlayer(int32 cost)

   216

{

   217

	uint pid = _current_player;

   218

	if (pid < MAX_PLAYERS)

   219

		SubtractMoneyFromAnyPlayer(DEREF_PLAYER(pid), cost);

   220

}

   221

   222

void SubtractMoneyFromPlayerFract(byte player, int32 cost)

   223

{

   224

	Player *p = DEREF_PLAYER(player);

   225

	byte m = p->player_money_fraction;

   226

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

   227

	cost >>= 8;

   228

	if (p->player_money_fraction > m)

   229

		cost++;

   230

	if (cost != 0)

   231

		SubtractMoneyFromAnyPlayer(p, cost);

   232

}

   233

   234

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

   235

void UpdatePlayerMoney32(Player *p)

   236

{

   237

	if (p->money64 < -2000000000)

   238

		p->player_money = -2000000000;

   239

	else if (p->money64 > 2000000000)

   240

		p->player_money = 2000000000;

   241

	else

   242

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

   243

}

   244

   245

void GetNameOfOwner(byte owner, uint tile)

   246

{

   247

	SetDParam(2, owner);

   248

   249

	if (owner != OWNER_TOWN) {

   250

		if (owner >= 8)

   251

			SetDParam(0, STR_0150_SOMEONE);

   252

		else {

   253

			Player *p = DEREF_PLAYER(owner);

   254

			SetDParam(0, p->name_1);

   255

			SetDParam(1, p->name_2);

   256

		}

   257

	} else {

   258

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

   259

		SetDParam(0, t->townnametype);

   260

		SetDParam(1, t->townnameparts);

   261

	}

   262

}

   263

   264

   265

bool CheckOwnership(byte owner)

   266

{

   267

	assert(owner <= OWNER_WATER);

   268

   269

	if (owner == _current_player)

   270

		return true;

   271

	_error_message = STR_013B_OWNED_BY;

   272

	GetNameOfOwner(owner, 0);

   273

	return false;

   274

}

   275

   276

bool CheckTileOwnership(uint tile)

   277

{

   278

	byte owner = _map_owner[tile];

   279

	assert(owner <= OWNER_WATER);

   280

	if (owner == _current_player)

   281

		return true;

   282

	_error_message = STR_013B_OWNED_BY;

   283

   284

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

   285

	if (_current_player == _local_player)

   286

		GetNameOfOwner(owner, tile);

   287

	return false;

   288

}

   289

   290

static void GenerateCompanyName(Player *p)

   291

{

   292

	uint tile;

   293

	Town *t;

   294

	StringID str;

   295

	Player *pp;

   296

	uint32 strp;

   297

	char buffer[100];

   298

   299

	if (p->name_1 != STR_SV_UNNAMED)

   300

		return;

   301

   302

	tile = p->last_build_coordinate;

   303

	if (tile == 0)

   304

		return;

   305

   306

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

   307

   308

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

   309

		str = t->townnametype - SPECSTR_TOWNNAME_START + SPECSTR_PLAYERNAME_START;

   310

		strp = t->townnameparts;

   311

   312

verify_name:;

   313

		// No player must have this name already

   314

		FOR_ALL_PLAYERS(pp) {

   315

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

   316

				goto bad_town_name;

   317

		}

   318

   319

		GetString(buffer, str);

   320

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

   321

			goto bad_town_name;

   322

   323

set_name:;

   324

		p->name_1 = str;

   325

		p->name_2 = strp;

   326

   327

		MarkWholeScreenDirty();

   328

   329

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

   330

			SetDParam(0, t->index);

   331

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

   332

		}

   333

		return;

   334

	}

   335

bad_town_name:;

   336

   337

	if (p->president_name_1 == SPECSTR_PRESIDENT_NAME) {

   338

		str = SPECSTR_ANDCO_NAME;

   339

		strp = p->president_name_2;

   340

		goto set_name;

   341

	} else {

   342

		str = SPECSTR_ANDCO_NAME;

   343

		strp = Random();

   344

		goto verify_name;

   345

	}

   346

}

   347

   348

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

   349

   350

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

   351

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

   352

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

   353

   354

static byte GeneratePlayerColor()

   355

{

   356

	byte colors[16], pcolor, t2;

   357

	int i,j,n;

   358

	uint32 r;

   359

	Player *p;

   360

   361

	// Initialize array

   362

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

   363

		colors[i] = i;

   364

   365

	// And randomize it

   366

	n = 100;

   367

	do {

   368

		r = Random();

   369

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

   370

	} while (--n);

   371

   372

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

   373

	i = 16;

   374

	do {

   375

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

   376

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

   377

				COLOR_SWAP(j,j+1);

   378

			}

   379

		}

   380

	} while (--i);

   381

   382

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

   383

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

   384

		pcolor = p->player_color;

   385

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

   386

			colors[i] = 0xFF;

   387

   388

			t2 = _color_similar_1[pcolor];

   389

			if (t2 == 0xFF) break;

   390

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

   391

				if (colors[i] == t2) {

   392

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

   393

					break;

   394

				}

   395

			}

   396

   397

			t2 = _color_similar_2[pcolor];

   398

			if (t2 == 0xFF) break;

   399

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

   400

				if (colors[i] == t2) {

   401

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

   402

					break;

   403

				}

   404

			}

   405

			break;

   406

		}

   407

	}

   408

   409

	// Return the first available color

   410

	i = 0;

   411

	for(;;) {

   412

		if (colors[i] != 0xFF)

   413

			return colors[i];

   414

		i++;

   415

	}

   416

}

   417

   418

static void GeneratePresidentName(Player *p)

   419

{

   420

	Player *pp;

   421

	char buffer[100], buffer2[40];

   422

   423

	for(;;) {

   424

restart:;

   425

   426

		p->president_name_2 = Random();

   427

		p->president_name_1 = SPECSTR_PRESIDENT_NAME;

   428

   429

		SetDParam(0, p->president_name_2);

   430

		GetString(buffer, p->president_name_1);

   431

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

   432

			continue;

   433

   434

		FOR_ALL_PLAYERS(pp) {

   435

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

   436

				SetDParam(0, pp->president_name_2);

   437

				GetString(buffer2, pp->president_name_1);

   438

				if (str_eq(buffer2, buffer))

   439

					goto restart;

   440

			}

   441

		}

   442

		return;

   443

	}

   444

}

   445

   446

extern int GetPlayerMaxRailtype(int p);

   447

   448

static Player *AllocatePlayer()

   449

{

   450

	Player *p;

   451

	// Find a free slot

   452

	FOR_ALL_PLAYERS(p) {

   453

		if (!p->is_active) {

   454

			int i = p->index;

   455

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

   456

			p->index = i;

   457

			return p;

   458

		}

   459

	}

   460

	return NULL;

   461

}

   462

   463

Player *DoStartupNewPlayer(bool is_ai)

   464

{

   465

	Player *p;

   466

	int index;

   467

   468

	p = AllocatePlayer();

   469

	if (p == NULL) return NULL;

   470

   471

	index = p->index;

   472

   473

	// Make a color

   474

	p->player_color = GeneratePlayerColor();

   475

	_player_colors[index] = p->player_color;

   476

	p->name_1 = STR_SV_UNNAMED;

   477

	p->is_active = true;

   478

   479

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

   480

   481

	p->is_ai = is_ai;

   482

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

   483

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

   484

   485

	p->max_railtype = GetPlayerMaxRailtype(index);

   486

	p->inaugurated_year = _cur_year;

   487

	p->face = Random();

   488

   489

	GeneratePresidentName(p);

   490

   491

	InvalidateWindow(WC_GRAPH_LEGEND, 0);

   492

	InvalidateWindow(WC_TOOLBAR_MENU, 0);

   493

	InvalidateWindow(WC_CLIENT_LIST, 0);

   494

   495

	return p;

   496

}

   497

   498

void StartupPlayers()

   499

{

   500

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

   501

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

   502

}

   503

   504

static void MaybeStartNewPlayer()

   505

{

   506

	uint n;

   507

	Player *p;

   508

   509

	// count number of competitors

   510

	n = 0;

   511

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

   512

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

   513

			n++;

   514

   515

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

   516

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

   517

		DoStartupNewPlayer(true);

   518

   519

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

   520

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

   521

}

   522