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 "engine.h"

    27

#include "ai/ai.h"

    28

    29

static const SpriteID cheeks_table[4] = {

    30

	0x325, 0x326,

    31

	0x390, 0x3B0,

    32

};

    33

    34

static const SpriteID mouth_table[3] = {

    35

	0x34C, 0x34D, 0x34F

    36

};

    37

    38

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

    39

{

    40

	byte flag = 0;

    41

    42

	if ( (int32)face < 0)

    43

		flag |= 1;

    44

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

    45

		flag |= 2;

    46

    47

	/* draw the gradient */

    48

	DrawSprite(GENERAL_SPRITE_COLOR(color) + SPRITE_PALETTE(SPR_GRADIENT), x, y);

    49

    50

	/* draw the cheeks */

    51

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

    52

    53

	/* draw the chin */

    54

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

    55

	{

    56

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

    57

		if (!(flag & 2)) {

    58

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

    59

		} else {

    60

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

    61

		}

    62

	}

    63

	/* draw the eyes */

    64

	{

    65

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

    66

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

    67

		uint32 high = 0x314 << PALETTE_SPRITE_START;

    68

    69

		if (val2 >= 6) {

    70

			high = 0x30F << PALETTE_SPRITE_START;

    71

			if (val2 != 6)

    72

				high = 0x30D << PALETTE_SPRITE_START;

    73

		}

    74

    75

		if (!(flag & 2)) {

    76

			if (!(flag & 1)) {

    77

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

    78

			} else {

    79

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

    80

			}

    81

		} else {

    82

			if (!(flag & 1)) {

    83

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

    84

			} else {

    85

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

    86

			}

    87

		}

    88

	}

    89

    90

	/* draw the mouth */

    91

	{

    92

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

    93

		uint val2;

    94

    95

		if (!(flag&1)) {

    96

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

    97

    98

			if (val2 < 3) {

    99

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

   100

				/* skip the rest */

   101

				goto skip_mouth;

   102

			}

   103

   104

			val2 -= 3;

   105

			if (flag & 2) {

   106

				if (val2 > 8) val2 = 0;

   107

				val2 += 0x3A5 - 0x35B;

   108

			}

   109

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

   110

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

   111

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

   112

		} else {

   113

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

   114

		}

   115

   116

		val >>= 3;

   117

   118

		if (!(flag&2)) {

   119

			if (!(flag&1)) {

   120

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

   121

			} else {

   122

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

   123

			}

   124

		} else {

   125

			if (!(flag&1)) {

   126

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

   127

			} else {

   128

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

   129

			}

   130

		}

   131

   132

		skip_mouth:;

   133

	}

   134

   135

   136

	/* draw the hair */

   137

	{

   138

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

   139

		if (flag & 2) {

   140

			if (flag & 1) {

   141

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

   142

			} else {

   143

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

   144

			}

   145

		} else {

   146

			if (flag & 1) {

   147

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

   148

			} else {

   149

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

   150

			}

   151

		}

   152

	}

   153

   154

	/* draw the tie */

   155

	{

   156

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

   157

   158

		if (!(flag&1)) {

   159

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

   160

			DrawSprite(0x36E + (GB(val, 2, 2) * 4 >> 2), x, y);

   161

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

   162

		} else {

   163

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

   164

			DrawSprite(0x37B + (GB(val, 2, 2) * 4 >> 2), x, y);

   165

   166

			val >>= 4;

   167

			if (val < 3) DrawSprite((flag & 2 ? 0x3D1 : 0x37F) + val, x, y);

   168

		}

   169

	}

   170

   171

	/* draw the glasses */

   172

	{

   173

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

   174

   175

		if (flag & 2) {

   176

			if (val <= 1) DrawSprite(0x3AE + val, x, y);

   177

		} else {

   178

			if (val <= 1) DrawSprite(0x347 + val, x, y);

   179

		}

   180

	}

   181

}

   182

   183

byte ActivePlayerCount(void)

   184

{

   185

	const Player *p;

   186

	byte count = 0;

   187

   188

	FOR_ALL_PLAYERS(p) {

   189

		if (p->is_active) count++;

   190

	}

   191

   192

	return count;

   193

}

   194

   195

void InvalidatePlayerWindows(const Player *p)

   196

{

   197

	PlayerID pid = p->index;

   198

   199

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

   200

	InvalidateWindow(WC_FINANCES, pid);

   201

}

   202

   203

bool CheckPlayerHasMoney(int32 cost)

   204

{

   205

	if (cost > 0) {

   206

		PlayerID pid = _current_player;

   207

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

   208

			SetDParam(0, cost);

   209

			_error_message = STR_0003_NOT_ENOUGH_CASH_REQUIRES;

   210

			return false;

   211

		}

   212

	}

   213

	return true;

   214

}

   215

   216

static void SubtractMoneyFromAnyPlayer(Player *p, int32 cost)

   217

{

   218

	p->money64 -= cost;

   219

	UpdatePlayerMoney32(p);

   220

   221

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

   222

   223

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

   224

		p->cur_economy.income -= cost;

   225

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

   226

		p->cur_economy.expenses -= cost;

   227

   228

	InvalidatePlayerWindows(p);

   229

}

   230

   231

void SubtractMoneyFromPlayer(int32 cost)

   232

{

   233

	PlayerID pid = _current_player;

   234

	if (pid < MAX_PLAYERS)

   235

		SubtractMoneyFromAnyPlayer(GetPlayer(pid), cost);

   236

}

   237

   238

void SubtractMoneyFromPlayerFract(PlayerID player, int32 cost)

   239

{

   240

	Player *p = GetPlayer(player);

   241

	byte m = p->player_money_fraction;

   242

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

   243

	cost >>= 8;

   244

	if (p->player_money_fraction > m)

   245

		cost++;

   246

	if (cost != 0)

   247

		SubtractMoneyFromAnyPlayer(p, cost);

   248

}

   249

   250

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

   251

void UpdatePlayerMoney32(Player *p)

   252

{

   253

	if (p->money64 < -2000000000)

   254

		p->player_money = -2000000000;

   255

	else if (p->money64 > 2000000000)

   256

		p->player_money = 2000000000;

   257

	else

   258

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

   259

}

   260

   261

void GetNameOfOwner(PlayerID owner, TileIndex tile)

   262

{

   263

	SetDParam(2, owner);

   264

   265

	if (owner != OWNER_TOWN) {

   266

		if (owner >= 8)

   267

			SetDParam(0, STR_0150_SOMEONE);

   268

		else {

   270

			SetDParam(0, p->name_1);

   271

			SetDParam(1, p->name_2);

   272

		}

   273

	} else {

   274

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

   275

		SetDParam(0, STR_TOWN);

   276

		SetDParam(1, t->index);

   277

	}

   278

}

   279

   280

   281

bool CheckOwnership(PlayerID owner)

   282

{

   283

	assert(owner <= OWNER_WATER);

   284

   285

	if (owner == _current_player)

   286

		return true;

   287

	_error_message = STR_013B_OWNED_BY;

   288

	GetNameOfOwner(owner, 0);

   289

	return false;

   290

}

   291

   292

bool CheckTileOwnership(TileIndex tile)

   293

{

   294

	PlayerID owner = GetTileOwner(tile);

   295

   296

	assert(owner <= OWNER_WATER);

   297

   298

	if (owner == _current_player)

   299

		return true;

   300

	_error_message = STR_013B_OWNED_BY;

   301

   302

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

   303

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

   304

	return false;

   305

}

   306

   307

static void GenerateCompanyName(Player *p)

   308

{

   309

	TileIndex tile;

   310

	Town *t;

   311

	StringID str;

   312

	Player *pp;

   313

	uint32 strp;

   314

	char buffer[100];

   315

   316

	if (p->name_1 != STR_SV_UNNAMED)

   317

		return;

   318

   319

	tile = p->last_build_coordinate;

   320

	if (tile == 0)

   321

		return;

   322

   323

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

   324

   325

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

   326

		str = t->townnametype - SPECSTR_TOWNNAME_START + SPECSTR_PLAYERNAME_START;

   327

		strp = t->townnameparts;

   328

   329

verify_name:;

   330

		// No player must have this name already

   331

		FOR_ALL_PLAYERS(pp) {

   332

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

   333

				goto bad_town_name;

   334

		}

   335

   336

		GetString(buffer, str);

   337

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

   338

			goto bad_town_name;

   339

   340

set_name:;

   341

		p->name_1 = str;

   342

		p->name_2 = strp;

   343

   344

		MarkWholeScreenDirty();

   345

   346

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

   347

			SetDParam(0, t->index);

   348

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

   349

		}

   350

		return;

   351

	}

   352

bad_town_name:;

   353

   354

	if (p->president_name_1 == SPECSTR_PRESIDENT_NAME) {

   355

		str = SPECSTR_ANDCO_NAME;

   356

		strp = p->president_name_2;

   357

		goto set_name;

   358

	} else {

   359

		str = SPECSTR_ANDCO_NAME;

   360

		strp = Random();

   361

		goto verify_name;

   362

	}

   363

}

   364

   365

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

   366

   367

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

   368

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

   369

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

   370

   371

static byte GeneratePlayerColor(void)

   372

{

   373

	byte colors[16], pcolor, t2;

   374

	int i,j,n;

   375

	uint32 r;

   376

	Player *p;

   377

   378

	// Initialize array

   379

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

   380

   381

	// And randomize it

   382

	n = 100;

   383

	do {

   384

		r = Random();

   385

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

   386

	} while (--n);

   387

   388

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

   389

	i = 16;

   390

	do {

   391

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

   392

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

   393

				COLOR_SWAP(j, j + 1);

   394

			}

   395

		}

   396

	} while (--i);

   397

   398

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

   399

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

   400

		pcolor = p->player_color;

   401

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

   402

			colors[i] = 0xFF;

   403

   404

			t2 = _color_similar_1[pcolor];

   405

			if (t2 == 0xFF) break;

   406

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

   407

				if (colors[i] == t2) {

   408

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

   409

					break;

   410

				}

   411

			}

   412

   413

			t2 = _color_similar_2[pcolor];

   414

			if (t2 == 0xFF) break;

   415

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

   416

				if (colors[i] == t2) {

   417

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

   418

					break;

   419

				}

   420

			}

   421

			break;

   422

		}

   423

	}

   424

   425

	// Return the first available color

   426

	i = 0;

   427

	for (;;) {

   428

		if (colors[i] != 0xFF)

   429

			return colors[i];

   430

		i++;

   431

	}

   432

}

   433

   434

static void GeneratePresidentName(Player *p)

   435

{

   436

	Player *pp;

   437

	char buffer[100], buffer2[40];

   438

   439

	for (;;) {

   440

restart:;

   441

   442

		p->president_name_2 = Random();

   443

		p->president_name_1 = SPECSTR_PRESIDENT_NAME;

   444

   445

		SetDParam(0, p->president_name_2);

   446

		GetString(buffer, p->president_name_1);

   447

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

   448

			continue;

   449

   450

		FOR_ALL_PLAYERS(pp) {

   451

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

   452

				SetDParam(0, pp->president_name_2);

   453

				GetString(buffer2, pp->president_name_1);

   454

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

   455

					goto restart;

   456

			}

   457

		}

   458

		return;

   459

	}

   460

}

   461

   462

static Player *AllocatePlayer(void)

   463

{

   464

	Player *p;

   465

	// Find a free slot

   466

	FOR_ALL_PLAYERS(p) {

   467

		if (!p->is_active) {

   468

			int i = p->index;

   469

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

   470

			p->index = i;

   471

			return p;

   472

		}

   473

	}

   474

	return NULL;

   475

}

   476

   477

Player *DoStartupNewPlayer(bool is_ai)

   478

{

   479

	Player *p;

   480

   481

	p = AllocatePlayer();

   483

   484

	// Make a color

   485

	p->player_color = GeneratePlayerColor();

   486

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

   487

	p->name_1 = STR_SV_UNNAMED;

   488

	p->is_active = true;

   489

   490

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

   491

   492

	p->is_ai = is_ai;

   493

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

   494

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

   495

   496

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

   497

	p->inaugurated_year = _cur_year;

   498

	p->face = Random();

   499

   500

	/* Engine renewal settings */

   501

	p->engine_renew_list = NULL;

   502

	p->renew_keep_length = false;

   503

	p->engine_renew = false;

   504

	p->engine_renew_months = -6;

   505

	p->engine_renew_money = 100000;

   506

   507

	GeneratePresidentName(p);

   508

   509

	InvalidateWindow(WC_GRAPH_LEGEND, 0);