1

#include "stdafx.h"

     2

#include "ttd.h"

     3

#include "player.h"

     4

#include "town.h"

     5

#include "vehicle.h"

     6

#include "station.h"

     7

#include "gfx.h"

     8

#include "news.h"

     9

#include "saveload.h"

    10

#include "command.h"

    11

#include "ai.h"

    12

    13

extern void StartupEconomy();

    14

    15

static const SpriteID cheeks_table[4] = {

    17

	0x390, 0x3B0,

    18

};

    19

    20

static const SpriteID mouth_table[3] = {

    21

	0x34C, 0x34D, 0x34F

    22

};

    23

    24

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

    25

{

    26

	byte flag = 0;

    27

    28

	if ( (int32)face < 0)

    29

		flag |= 1;

    30

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

    31

		flag |= 2;

    32

    33

	/* draw the gradient */

    34

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

    35

    36

	/* draw the cheeks */

    37

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

    38

    39

	/* draw the chin */

    40

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

    41

	{

    42

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

    43

		if (!(flag & 2)) {

    44

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

    45

		} else {

    46

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

    47

		}

    48

	}

    49

	/* draw the eyes */

    50

	{

    51

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

    52

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

    53

		uint32 high = 0x314<<16;

    54

    55

		if (val2 >= 6) {

    56

			high = 0x30F<<16;

    57

			if (val2 != 6)

    58

				high = 0x30D<<16;

    59

		}

    60

    61

		if (!(flag & 2)) {

    62

			if (!(flag & 1)) {

    64

			} else {

    65

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

    67

		} else {

    68

			if (!(flag & 1)) {

    69

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

    70

			} else {

    71

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

    72

			}

    73

		}

    74

	}

    75

    76

	/* draw the mouth */

    77

	{

    78

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

    79

		uint val2;

    80

    81

		if (!(flag&1)) {

    82

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

    84

			if (val2 < 3) {

    85

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

    86

				/* skip the rest */

    88

			}

    89

    90

			val2 -= 3;

    91

			if (flag & 2) {

    92

				if (val2 > 8) val2 = 0;

    93

				val2 += 0x3A5 - 0x35B;

    94

			}

    95

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

    96

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

    97

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

    98

		} else {

    99

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

   100

		}

   101

   102

		val >>= 3;

   103

   104

		if (!(flag&2)) {

   105

			if (!(flag&1)) {

   106

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

   107

			} else {

   108

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

   109

			}

   110

		} else {

   111

			if (!(flag&1)) {

   112

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

   113

			} else {

   114

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

   115

			}

   116

		}

   117

   118

		skip_mouth:;

   119

	}

   120

   121

   122

	/* draw the hair */

   123

	{

   124

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

   125

		if (!(flag&2)) {

   126

			if (!(flag&1)) {

   127

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

   128

			} else {

   129

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

   130

			}

   131

		} else {

   132

			if (!(flag&1)) {

   133

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

   134

			} else {

   135

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

   136

			}

   137

		}

   138

	}

   139

   140

	/* draw the tie */

   141

	{

   142

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

   143

   144

		if (!(flag&1)) {

   145

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

   146

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

   147

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

   148

		} else {

   149

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

   150

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

   152

			val >>= 4;

   153

			if (val < 3) {

   154

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

   155

			}

   156

		}

   157

	}

   158

   159

	/* draw the glasses */

   160

	{

   161

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

   162

   163

		if (!(flag&2)) {

   164

			if (val<=1) {

   165

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

   166

			}

   167

		} else {

   168

			if (val<=1) {

   169

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

   170

			}

   171

		}

   172

	}

   173

}

   174

   175

void InvalidatePlayerWindows(Player *p)

   176

{

   177

	uint pid = p->index;

   178

	if ( (byte)pid == _local_player)

   179

		InvalidateWindow(WC_STATUS_BAR, 0);

   180

   181

	InvalidateWindow(WC_FINANCES, pid);

   182

}

   183

   184

bool CheckPlayerHasMoney(int32 cost)

   185

{

   186

	if (cost > 0) {

   187

		uint pid = _current_player;

   188

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

   189

			SET_DPARAM32(0, cost);

   190

			_error_message = STR_0003_NOT_ENOUGH_CASH_REQUIRES;

   191

			return false;

   192

		}

   193

	}

   194

	return true;

   195

}

   196

   197

static void SubtractMoneyFromAnyPlayer(Player *p, int32 cost)

   198

{

   199

	p->money64 -= cost;

   200

	UpdatePlayerMoney32(p);

   202

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

   203

   204

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

   205

		p->cur_economy.income -= cost;

   206

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

   207

		p->cur_economy.expenses -= cost;

   209

	InvalidatePlayerWindows(p);

   210

}

   211

   212

void SubtractMoneyFromPlayer(int32 cost)

   213

{

   214

	uint pid = _current_player;

   215

	if (pid < MAX_PLAYERS)

   216

		SubtractMoneyFromAnyPlayer(DEREF_PLAYER(pid), cost);

   217

}

   218

   219

void SubtractMoneyFromPlayerFract(byte player, int32 cost)

   220

{

   221

	Player *p = DEREF_PLAYER(player);

   222

	byte m = p->player_money_fraction;

   223

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

   224

	cost >>= 8;

   225

	if (p->player_money_fraction > m)

   226

		cost++;

   227

	if (cost != 0)

   228

		SubtractMoneyFromAnyPlayer(p, cost);

   229

}

   230

   231

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

   232

void UpdatePlayerMoney32(Player *p)

   233

{

   234

	if (p->money64 < -2000000000)

   235

		p->player_money = -2000000000;

   236

	else if (p->money64 > 2000000000)

   237

		p->player_money = 2000000000;

   238

	else

   240

}

   241

   242

void GetNameOfOwner(byte owner, uint tile)

   243

{

   244

	SET_DPARAM8(2, owner);

   246

	if (owner != OWNER_TOWN) {

   247

		if (owner >= 8)

   248

			SET_DPARAM16(0, STR_0150_SOMEONE);

   249

		else {

   250

			Player *p = DEREF_PLAYER(owner);

   251

			SET_DPARAM16(0, p->name_1);

   252

			SET_DPARAM32(1, p->name_2);

   253

		}

   254

	} else {

   255

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

   256

		SET_DPARAM16(0, t->townnametype);

   257

		SET_DPARAM32(1, t->townnameparts);

   258

	}

   259

}

   260

   261

   262

bool CheckOwnership(byte owner)

   263

{

   264

	assert(owner <= OWNER_WATER);

   265

   266

	if (owner == _current_player)

   267

		return true;

   268

	_error_message = STR_013B_OWNED_BY;

   269

	GetNameOfOwner(owner, 0);

   270

	return false;

   271

}

   272

   273

bool CheckTileOwnership(uint tile)

   274

{

   275

	byte owner = _map_owner[tile];

   276

	assert(owner <= OWNER_WATER);

   278

		return true;

   279

	_error_message = STR_013B_OWNED_BY;

   281

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

   282

	if (_current_player == _local_player)

   283

		GetNameOfOwner(owner, tile);

   284

	return false;

   285

}

   286

   287

static void GenerateCompanyName(Player *p)

   288

{

   289

	uint tile;

   290

	Town *t;

   291

	StringID str;

   292

	Player *pp;

   293

	uint32 strp;

   294

	char buffer[100];

   295

   296

	if (p->name_1 != STR_SV_UNNAMED)

   297

		return;

   298

   299

	tile = p->last_build_coordinate;

   300

	if (tile == 0)

   301

		return;

   302

   303

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

   304

   305

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

   306

		str = t->townnametype - SPECSTR_TOWNNAME_START + SPECSTR_PLAYERNAME_START;

   307

		strp = t->townnameparts;

   308

   309

verify_name:;

   310

		// No player must have this name already

   311

		FOR_ALL_PLAYERS(pp) {

   312

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

   313

				goto bad_town_name;

   314

		}

   315

   316

		GetString(buffer, str);

   317

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

   318

			goto bad_town_name;

   319

   320

set_name:;

   321

		p->name_1 = str;

   322

		p->name_2 = strp;

   323

   324

		MarkWholeScreenDirty();

   325

   326

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

   327

			SET_DPARAM16(0, t->index);

   328

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

   329

		}

   330

		return;

   331

	}

   332

bad_town_name:;

   334

	if (p->president_name_1 == SPECSTR_PRESIDENT_NAME) {

   335

		str = SPECSTR_ANDCO_NAME;

   336

		strp = p->president_name_2;

   338

	} else {

   339

		str = SPECSTR_ANDCO_NAME;

   340

		strp = Random();

   341

		goto verify_name;

   342

	}

   343

}

   344

   345

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

   346

   347

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

   348

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

   349

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

   350

   351

static byte GeneratePlayerColor()

   352

{

   353

	byte colors[16], pcolor, t2;

   354

	int i,j,n;

   355

	uint32 r;

   356

	Player *p;

   357

   358

	// Initialize array

   359

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

   360

		colors[i] = i;

   361

   362

	// And randomize it

   363

	n = 100;

   364

	do {

   365

		r = Random();

   366

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

   367

	} while (--n);

   368

   369

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

   370

	i = 16;

   371

	do {

   372

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

   373

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

   375

			}

   376

		}

   377

	} while (--i);

   378

   379

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

   380

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

   381

		pcolor = p->player_color;

   382

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

   383

			colors[i] = 0xFF;

   384

   386

			if (t2 == 0xFF) break;

   387

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

   388

				if (colors[i] == t2) {

   389

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

   390

					break;

   391

				}

   392

			}

   393

   395

			if (t2 == 0xFF) break;

   396

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

   397

				if (colors[i] == t2) {

   398

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

   399

					break;

   400

				}

   401

			}

   402

			break;

   403

		}

   404

	}

   405

   406

	// Return the first available color

   407

	i = 0;

   408

	for(;;) {

   409

		if (colors[i] != 0xFF)

   410

			return colors[i];

   411

		i++;

   412

	}

   413

}

   414

   415

static void GeneratePresidentName(Player *p)

   416

{

   417

	Player *pp;

   418

	char buffer[100], buffer2[40];

   419

   420

	for(;;) {

   421

restart:;

   422

   423

		p->president_name_2 = Random();

   424

		p->president_name_1 = SPECSTR_PRESIDENT_NAME;

   426

		SET_DPARAM32(0, p->president_name_2);

   427

		GetString(buffer, p->president_name_1);

   428

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

   429

			continue;

   430

   431

		FOR_ALL_PLAYERS(pp) {

   432

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

   433

				SET_DPARAM32(0, pp->president_name_2);

   434

				GetString(buffer2, pp->president_name_1);

   435

				if (str_eq(buffer2, buffer))

   436

					goto restart;

   437

			}

   438

		}

   439

		return;

   440

	}

   441

}

   442

   443

extern int GetPlayerMaxRailtype(int p);

   444

   445

static Player *AllocatePlayer()

   446

{

   447

	Player *p;

   448

	// Find a free slot

   449

	FOR_ALL_PLAYERS(p) {

   450

		if (!p->is_active) {

   451

			int i = p->index;

   452

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

   453

			p->index = i;

   454

			return p;

   455

		}

   456

	}

   457

	return NULL;

   458

}

   459

   460

Player *DoStartupNewPlayer(bool is_ai)

   461

{

   462

	Player *p;

   463

	int index;

   464

   465

	p = AllocatePlayer();

   466

	if (p == NULL) return NULL;

   468

	index = p->index;

   469

   470

	// Make a color

   471

	p->player_color = GeneratePlayerColor();

   472

	_player_colors[index] = p->player_color;

   473

	p->name_1 = STR_SV_UNNAMED;

   474

	p->is_active = true;

   476

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

   477

   478

	p->is_ai = is_ai;

   479

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

   480

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

   481

   482

	p->max_railtype = GetPlayerMaxRailtype(index);

   483

	p->inaugurated_year = _cur_year;

   484

	p->face = Random();

   485

   486

	GeneratePresidentName(p);

   487

   488

	InvalidateWindow(WC_GRAPH_LEGEND, 0);

   489

	InvalidateWindow(WC_TOOLBAR_MENU, 0);

   490

   491

	return p;

   492

}

   493

   494

void StartupPlayers()

   495

{

   496

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

   497

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

   498

}

   499

   500

static void MaybeStartNewPlayer()

   501

{

   502

	uint n;

   503

	Player *p;

   505

	// count number of competitors

   506

	n = 0;

   507

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

   508

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

   509

			n++;

   510

   511

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

   512

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

   513

		DoStartupNewPlayer(true);

   515

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

   516

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

   517

}

   518

   519

void InitializePlayers()

   520

{

   521

	int i;

   522

	memset(_players, 0, sizeof(_players));

   523

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

   524

		_players[i].index=i;