1

/* $Id$ */

     2

     3

/** @file players.c

     4

  * @todo Cleanup the messy DrawPlayerFace function asap

     5

  */

     6

#include "stdafx.h"

     7

#include "openttd.h"

     8

#include "engine.h"

     9

#include "functions.h"

    10

#include "string.h"

    11

#include "strings.h"

    12

#include "table/strings.h"

    13

#include "table/sprites.h"

    14

#include "map.h"

    15

#include "player.h"

    16

#include "town.h"

    17

#include "vehicle.h"

    18

#include "station.h"

    19

#include "gfx.h"

    20

#include "news.h"

    21

#include "saveload.h"

    22

#include "command.h"

    23

#include "sound.h"

    24

#include "network.h"

    25

#include "variables.h"

    26

#include "ai/ai.h"

    27

    28

static const SpriteID cheeks_table[4] = {

    29

	0x325, 0x326,

    30

	0x390, 0x3B0,

    31

};

    32

    33

static const SpriteID mouth_table[3] = {

    34

	0x34C, 0x34D, 0x34F

    35

};

    36

    37

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

    38

{

    39

	byte flag = 0;

    40

    41

	if ( (int32)face < 0)

    42

		flag |= 1;

    43

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

    44

		flag |= 2;

    45

    46

	/* draw the gradient */

    47

	DrawSprite((color + 0x307) << PALETTE_SPRITE_START | PALETTE_MODIFIER_COLOR | SPR_GRADIENT, x, y);

    48

    49

	/* draw the cheeks */

    50

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

    51

    52

	/* draw the chin */

    53

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

    54

	{

    55

		uint val = GB(face, 4, 2);

    56

		if (!(flag & 2)) {

    57

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

    58

		} else {

    59

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

    60

		}

    61

	}

    62

	/* draw the eyes */

    63

	{

    64

		uint val1 = GB(face,  6, 4);

    65

		uint val2 = GB(face, 20, 3);

    66

		uint32 high = 0x314 << PALETTE_SPRITE_START;

    67

    68

		if (val2 >= 6) {

    69

			high = 0x30F << PALETTE_SPRITE_START;

    70

			if (val2 != 6)

    71

				high = 0x30D << PALETTE_SPRITE_START;

    72

		}

    73

    74

		if (!(flag & 2)) {

    75

			if (!(flag & 1)) {

    76

				DrawSprite(high+((val1 * 12 >> 4) + (0x32B | PALETTE_MODIFIER_COLOR)), x, y);

    77

			} else {

    78

				DrawSprite(high+(val1 + (0x337 | PALETTE_MODIFIER_COLOR)), x, y);

    79

			}

    80

		} else {

    81

			if (!(flag & 1)) {

    82

				DrawSprite(high+((val1 * 11 >> 4) + (0x39A | PALETTE_MODIFIER_COLOR)), x, y);

    83

			} else {

    84

				DrawSprite(high+(val1 + (0x3B8 | PALETTE_MODIFIER_COLOR)), x, y);

    85

			}

    86

		}

    87

	}

    88

    89

	/* draw the mouth */

    90

	{

    91

		uint val = GB(face, 10, 6);

    92

		uint val2;

    93

    94

		if (!(flag&1)) {

    95

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

    96

    97

			if (val2 < 3) {

    98

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

    99

				/* skip the rest */

   100

				goto skip_mouth;

   101

			}

   102

   103

			val2 -= 3;

   104

			if (flag & 2) {

   105

				if (val2 > 8) val2 = 0;

   106

				val2 += 0x3A5 - 0x35B;

   107

			}

   108

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

   109

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

   110

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

   111

		} else {

   112

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

   113

		}

   114

   115

		val >>= 3;

   116

   117

		if (!(flag&2)) {

   118

			if (!(flag&1)) {

   119

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

   120

			} else {

   121

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

   122

			}

   123

		} else {

   124

			if (!(flag&1)) {

   125

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

   126

			} else {

   127

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

   128

			}

   129

		}

   130

   131

		skip_mouth:;

   132

	}

   133

   134

   135

	/* draw the hair */

   136

	{

   137

		uint val = GB(face, 16, 4);

   138

		if (!(flag&2)) {

   139

			if (!(flag&1)) {

   140

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

   141

			} else {

   142

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

   143

			}

   144

		} else {

   145

			if (!(flag&1)) {

   146

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

   147

			} else {

   148

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

   149

			}

   150

		}

   151

	}

   152

   153

	/* draw the tie */

   154

	{

   155

		uint val = GB(face, 20, 8);

   156

   157

		if (!(flag&1)) {

   158

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

   159

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

   160

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

   161

		} else {

   162

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

   163

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

   164

   165

			val >>= 4;

   166

			if (val < 3) {

   167

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

   168

			}

   169

		}

   170

	}

   171

   172

	/* draw the glasses */

   173

	{

   174

		uint val = GB(face, 28, 3);

   175

   176

		if (!(flag&2)) {

   177

			if (val<=1) {

   178

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

   179

			}

   180

		} else {

   181

			if (val<=1) {

   182

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

   183

			}

   184

		}

   185

	}

   186

}

   187

   188

void InvalidatePlayerWindows(const Player *p)

   189

{

   190

	PlayerID pid = p->index;

   191

   192

	if (pid == _local_player) InvalidateWindow(WC_STATUS_BAR, 0);

   193

	InvalidateWindow(WC_FINANCES, pid);

   194

}

   195

   196

bool CheckPlayerHasMoney(int32 cost)

   197

{

   198

	if (cost > 0) {

   199

		PlayerID pid = _current_player;

   200

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

   201

			SetDParam(0, cost);

   202

			_error_message = STR_0003_NOT_ENOUGH_CASH_REQUIRES;

   203

			return false;

   204

		}

   205

	}

   206

	return true;

   207

}

   208

   209

static void SubtractMoneyFromAnyPlayer(Player *p, int32 cost)

   210

{

   211

	p->money64 -= cost;

   212

	UpdatePlayerMoney32(p);

   213

   214

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

   215

   216

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

   217

		p->cur_economy.income -= cost;

   218

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

   219

		p->cur_economy.expenses -= cost;

   220

   221

	InvalidatePlayerWindows(p);

   222

}

   223

   224

void SubtractMoneyFromPlayer(int32 cost)

   225

{

   226

	PlayerID pid = _current_player;

   227

	if (pid < MAX_PLAYERS)

   228

		SubtractMoneyFromAnyPlayer(GetPlayer(pid), cost);

   229

}

   230

   231

void SubtractMoneyFromPlayerFract(PlayerID player, int32 cost)

   232

{

   233

	Player *p = GetPlayer(player);

   234

	byte m = p->player_money_fraction;

   235

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

   236

	cost >>= 8;

   237

	if (p->player_money_fraction > m)

   238

		cost++;

   239

	if (cost != 0)

   240

		SubtractMoneyFromAnyPlayer(p, cost);

   241

}

   242

   243

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

   244

void UpdatePlayerMoney32(Player *p)

   245

{

   246

	if (p->money64 < -2000000000)

   247

		p->player_money = -2000000000;

   248

	else if (p->money64 > 2000000000)

   249

		p->player_money = 2000000000;

   250

	else

   251

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

   252

}

   253

   254

void GetNameOfOwner(PlayerID owner, TileIndex tile)

   255

{

   256

	SetDParam(2, owner);

   257

   258

	if (owner != OWNER_TOWN) {

   259

		if (owner >= 8)

   260

			SetDParam(0, STR_0150_SOMEONE);

   261

		else {

   262

			Player *p = GetPlayer(owner);

   263

			SetDParam(0, p->name_1);

   264

			SetDParam(1, p->name_2);

   265

		}

   266

	} else {

   267

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

   268

		SetDParam(0, STR_TOWN);

   269

		SetDParam(1, t->index);

   270

	}

   271

}

   272

   273

   274

bool CheckOwnership(PlayerID owner)

   275

{

   276

	assert(owner <= OWNER_WATER);

   277

   278

	if (owner == _current_player)

   279

		return true;

   280

	_error_message = STR_013B_OWNED_BY;

   281

	GetNameOfOwner(owner, 0);

   282

	return false;

   283

}

   284

   285

bool CheckTileOwnership(TileIndex tile)

   286

{

   287

	PlayerID owner = GetTileOwner(tile);

   288

   289

	assert(owner <= OWNER_WATER);

   290

   291

	if (owner == _current_player)

   292

		return true;

   293

	_error_message = STR_013B_OWNED_BY;

   294

   295

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

   296

	if (IsLocalPlayer()) GetNameOfOwner(owner, tile);

   297

	return false;

   298

}

   299

   300

static void GenerateCompanyName(Player *p)

   301

{

   302

	TileIndex tile;

   303

	Town *t;

   304

	StringID str;

   305

	Player *pp;

   306

	uint32 strp;

   307

	char buffer[100];

   308

   309

	if (p->name_1 != STR_SV_UNNAMED)

   310

		return;

   311

   312

	tile = p->last_build_coordinate;

   313

	if (tile == 0)

   314

		return;

   315

   316

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

   317

   318

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

   319

		str = t->townnametype - SPECSTR_TOWNNAME_START + SPECSTR_PLAYERNAME_START;

   320

		strp = t->townnameparts;

   321

   322

verify_name:;

   323

		// No player must have this name already

   324

		FOR_ALL_PLAYERS(pp) {

   325

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

   326

				goto bad_town_name;

   327

		}

   328

   329

		GetString(buffer, str);

   330

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

   331

			goto bad_town_name;

   332

   333

set_name:;

   334

		p->name_1 = str;

   335

		p->name_2 = strp;

   336

   337

		MarkWholeScreenDirty();

   338

   339

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

   340

			SetDParam(0, t->index);

   341

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

   342

		}

   343

		return;

   344

	}

   345

bad_town_name:;

   346

   347

	if (p->president_name_1 == SPECSTR_PRESIDENT_NAME) {

   348

		str = SPECSTR_ANDCO_NAME;

   349

		strp = p->president_name_2;

   350

		goto set_name;

   351

	} else {

   352

		str = SPECSTR_ANDCO_NAME;

   353

		strp = Random();

   354

		goto verify_name;

   355

	}

   356

}

   357

   358

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

   359

   360

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

   361

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

   362

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

   363

   364

static byte GeneratePlayerColor(void)

   365

{

   366

	byte colors[16], pcolor, t2;

   367

	int i,j,n;

   368

	uint32 r;

   369

	Player *p;

   370

   371

	// Initialize array

   372

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

   373

		colors[i] = i;

   374

   375

	// And randomize it

   376

	n = 100;

   377

	do {

   378

		r = Random();

   379

		COLOR_SWAP(GB(r, 0, 4), GB(r, 4, 4));

   380

	} while (--n);

   381

   382

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

   383

	i = 16;

   384

	do {

   385

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

   386

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

   387

				COLOR_SWAP(j,j+1);

   388

			}

   389

		}

   390

	} while (--i);

   391

   392

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

   393

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

   394

		pcolor = p->player_color;

   395

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

   396

			colors[i] = 0xFF;

   397

   398

			t2 = _color_similar_1[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

   407

			t2 = _color_similar_2[pcolor];

   408

			if (t2 == 0xFF) break;

   409

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

   410

				if (colors[i] == t2) {

   411

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

   412

					break;

   413

				}

   414

			}

   415

			break;

   416

		}

   417

	}

   418

   419

	// Return the first available color

   420

	i = 0;

   421

	for(;;) {

   422

		if (colors[i] != 0xFF)

   423

			return colors[i];

   424

		i++;

   425

	}

   426

}

   427

   428

static void GeneratePresidentName(Player *p)

   429

{

   430

	Player *pp;

   431

	char buffer[100], buffer2[40];

   432

   433

	for(;;) {

   434

restart:;

   435

   436

		p->president_name_2 = Random();

   437

		p->president_name_1 = SPECSTR_PRESIDENT_NAME;

   438

   439

		SetDParam(0, p->president_name_2);

   440

		GetString(buffer, p->president_name_1);

   441

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

   442

			continue;

   443

   444

		FOR_ALL_PLAYERS(pp) {

   445

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

   446

				SetDParam(0, pp->president_name_2);

   447

				GetString(buffer2, pp->president_name_1);

   448

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

   449

					goto restart;

   450

			}

   451

		}

   452

		return;

   453

	}

   454

}

   455

   456

static Player *AllocatePlayer(void)

   457

{

   458

	Player *p;

   459

	// Find a free slot

   460

	FOR_ALL_PLAYERS(p) {

   461

		if (!p->is_active) {

   462

			int i = p->index;

   463

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

   464

			p->index = i;

   465

			return p;

   466

		}

   467

	}

   468

	return NULL;

   469

}

   470

   471

Player *DoStartupNewPlayer(bool is_ai)

   472

{

   473

	Player *p;

   474

	int i;

   475

   476

	p = AllocatePlayer();

   477

	if (p == NULL)

   478

		return NULL;

   479

   480

	// Make a color

   481

	p->player_color = GeneratePlayerColor();

   482

	_player_colors[p->index] = p->player_color;

   483

	p->name_1 = STR_SV_UNNAMED;

   484

	p->is_active = true;

   485

   486

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

   487

   488

	p->is_ai = is_ai;

   489

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

   490

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

   491

   492

	p->avail_railtypes = GetPlayerRailtypes(p->index);

   493

	p->inaugurated_year = _cur_year;

   494

	p->face = Random();

   495

   496

	/* Engine renewal settings */

   497

	for (i = 0; i < TOTAL_NUM_ENGINES; i++)

   498

		p->engine_replacement[i] = INVALID_ENGINE;

   499

   501

	p->engine_renew = false;

   502

	p->engine_renew_months = -6;

   503

	p->engine_renew_money = 100000;

   504

   505

	GeneratePresidentName(p);

   506

   507

	InvalidateWindow(WC_GRAPH_LEGEND, 0);

   508

	InvalidateWindow(WC_TOOLBAR_MENU, 0);

   509

	InvalidateWindow(WC_CLIENT_LIST, 0);

   510

   511

	if (is_ai && (!_networking || _network_server) && _ai.enabled)

   512

		AI_StartNewAI(p->index);