1

/* $Id$ */

     2

     3

#include "stdafx.h"

     4

#include "openttd.h"

     5

#include "currency.h"

     6

#include "functions.h"

     7

#include "strings.h" // XXX InjectDParam()

     8

#include "table/strings.h"

     9

#include "table/sprites.h"

    10

#include "map.h"

    11

#include "news.h"

    12

#include "player.h"

    13

#include "station.h"

    14

#include "vehicle.h"

    15

#include "window.h"

    16

#include "gfx.h"

    17

#include "command.h"

    18

#include "saveload.h"

    19

#include "economy.h"

    20

#include "industry.h"

    21

#include "town.h"

    22

#include "network.h"

    23

#include "sound.h"

    24

#include "engine.h"

    25

#include "network_data.h"

    26

#include "variables.h"

    27

#include "vehicle_gui.h"

    28

#include "ai/ai.h"

    29

#include "train.h"

    30

    31

// Score info

    32

const ScoreInfo _score_info[] = {

    33

    {SCORE_VEHICLES,		120, 			100},

    34

    {SCORE_STATIONS,		80, 			100},

    35

    {SCORE_MIN_PROFIT,	10000,		100},

    36

    {SCORE_MIN_INCOME,	50000,		50},

    37

    {SCORE_MAX_INCOME,	100000,		100},

    38

    {SCORE_DELIVERED,		40000, 		400},

    39

    {SCORE_CARGO,				8,				50},

    40

    {SCORE_MONEY,				10000000,	50},

    41

    {SCORE_LOAN,				250000,		50},

    42

    {SCORE_TOTAL,				0,				0}

    43

};

    44

    45

int _score_part[MAX_PLAYERS][NUM_SCORE];

    46

    47

void UpdatePlayerHouse(Player *p, uint score)

    48

{

    49

	byte val;

    50

	TileIndex tile = p->location_of_house;

    51

    52

	if (tile == 0)

    53

		return;

    54

    55

	(val = 128, score < 170) ||

    56

	(val+= 4, score < 350) ||

    57

	(val+= 4, score < 520) ||

    58

	(val+= 4, score < 720) ||

    59

	(val+= 4, true);

    60

    61

/* house is already big enough */

    62

	if (val <= _m[tile].m5)

    63

		return;

    64

    65

	_m[tile + TileDiffXY(0, 0)].m5 =   val;

    66

	_m[tile + TileDiffXY(0, 1)].m5 = ++val;

    67

	_m[tile + TileDiffXY(1, 0)].m5 = ++val;

    68

	_m[tile + TileDiffXY(1, 1)].m5 = ++val;

    69

    70

	MarkTileDirtyByTile(tile + TileDiffXY(0, 0));

    71

	MarkTileDirtyByTile(tile + TileDiffXY(0, 1));

    72

	MarkTileDirtyByTile(tile + TileDiffXY(1, 0));

    73

	MarkTileDirtyByTile(tile + TileDiffXY(1, 1));

    74

}

    75

    76

int64 CalculateCompanyValue(const Player* p)

    77

{

    78

	PlayerID owner = p->index;

    79

	int64 value;

    80

    81

	{

    82

		Station *st;

    83

		uint num = 0;

    84

    85

		FOR_ALL_STATIONS(st) {

    86

			if (st->xy != 0 && st->owner == owner) {

    87

				uint facil = st->facilities;

    88

				do num += (facil&1); while (facil >>= 1);

    89

			}

    90

		}

    91

    92

		value = num * _price.station_value * 25;

    93

	}

    94

    95

	{

    96

		Vehicle *v;

    97

    98

		FOR_ALL_VEHICLES(v) {

    99

			if (v->owner != owner)

   100

				continue;

   101

			if (v->type == VEH_Train ||

   102

					v->type == VEH_Road ||

   103

					(v->type == VEH_Aircraft && v->subtype<=2) ||

   104

					v->type == VEH_Ship) {

   105

				value += v->value * 3 >> 1;

   106

			}

   107

		}

   108

	}

   109

   110

	value += p->money64 - p->current_loan; // add real money value

   111

   112

	return max64(value, 1);

   113

}

   114

   115

// if update is set to true, the economy is updated with this score

   116

//  (also the house is updated, should only be true in the on-tick event)

   117

int UpdateCompanyRatingAndValue(Player *p, bool update)

   118

{

   119

	byte owner = p->index;

   120

	int score = 0;

   121

   122

	memset(_score_part[owner], 0, sizeof(_score_part[owner]));

   123

   124

/* Count vehicles */

   125

	{

   126

		Vehicle *v;

   127

		int32 min_profit = _score_info[SCORE_MIN_PROFIT].needed;

   128

		uint num = 0;

   129

   130

		FOR_ALL_VEHICLES(v) {

   131

			if (v->owner != owner)

   132

				continue;

   133

			if ((v->type == VEH_Train && IsFrontEngine(v)) ||

   134

					v->type == VEH_Road ||

   135

					(v->type == VEH_Aircraft && v->subtype<=2) ||

   136

					v->type == VEH_Ship) {

   137

				num++;

   138

				if (v->age > 730) {

   139

					if (min_profit > v->profit_last_year)

   140

						min_profit = v->profit_last_year;

   141

				}

   142

			}

   143

		}

   144

   145

		_score_part[owner][SCORE_VEHICLES] = num;

   146

		if (min_profit > 0)

   147

			_score_part[owner][SCORE_MIN_PROFIT] = min_profit;

   148

	}

   149

   150

/* Count stations */

   151

	{

   152

		uint num = 0;

   153

		Station *st;

   154

   155

		FOR_ALL_STATIONS(st) {

   156

			if (st->xy != 0 && st->owner == owner) {

   157

				int facil = st->facilities;

   158

				do num += facil&1; while (facil>>=1);

   159

			}

   160

		}

   161

		_score_part[owner][SCORE_STATIONS] = num;

   162

	}

   163

   164

/* Generate statistics depending on recent income statistics */

   165

	{

   166

		PlayerEconomyEntry *pee;

   167

		int numec;

   168

		int32 min_income;

   169

		int32 max_income;

   170

   171

		numec = min(p->num_valid_stat_ent, 12);

   172

		if (numec != 0) {

   173

			min_income = 0x7FFFFFFF;

   174

			max_income = 0;

   175

			pee = p->old_economy;

   176

			do {

   177

				min_income = min(min_income, pee->income + pee->expenses);

   178

				max_income = max(max_income, pee->income + pee->expenses);

   179

			} while (++pee,--numec);

   180

   181

			if (min_income > 0)

   182

				_score_part[owner][SCORE_MIN_INCOME] = min_income;

   183

   184

			_score_part[owner][SCORE_MAX_INCOME] = max_income;

   185

		}

   186

	}

   187

   188

/* Generate score depending on amount of transported cargo */

   189

	{

   190

		PlayerEconomyEntry *pee;

   191

		int numec;

   192

		uint32 total_delivered;

   193

   194

		numec = min(p->num_valid_stat_ent, 4);

   195

		if (numec != 0) {

   196

			pee = p->old_economy;

   197

			total_delivered = 0;

   198

			do {

   199

				total_delivered += pee->delivered_cargo;

   200

			} while (++pee,--numec);

   201

   202

			_score_part[owner][SCORE_DELIVERED] = total_delivered;

   203

		}

   204

	}

   205

   206

/* Generate score for variety of cargo */

   207

	{

   208

		uint cargo = p->cargo_types;

   209

		uint num = 0;

   210

		do num += cargo&1; while (cargo>>=1);

   211

		_score_part[owner][SCORE_CARGO] = num;

   212

		if (update)

   213

			p->cargo_types = 0;

   214

	}

   215

   216

/* Generate score for player money */

   217

	{

   218

		int32 money = p->player_money;

   219

		if (money > 0) {

   220

			_score_part[owner][SCORE_MONEY] = money;

   221

		}

   222

	}

   223

   224

/* Generate score for loan */

   225

	{

   226

		_score_part[owner][SCORE_LOAN] = _score_info[SCORE_LOAN].needed - p->current_loan;

   227

	}

   228

   229

	// Now we calculate the score for each item..

   230

	{

   231

		int i;

   232

		int total_score = 0;

   233

		int s;

   234

		score = 0;

   235

		for (i=0;i<NUM_SCORE;i++) {

   236

			// Skip the total

   237

			if (i == SCORE_TOTAL) continue;

   238

			// Check the score

   239

			s = (_score_part[owner][i] >= _score_info[i].needed) ?

   240

				_score_info[i].score :

   241

				((_score_part[owner][i] * _score_info[i].score) / _score_info[i].needed);

   242

			if (s < 0) s = 0;

   243

			score += s;

   244

			total_score += _score_info[i].score;

   245

		}

   246

   247

		_score_part[owner][SCORE_TOTAL] = score;

   248

   249

		// We always want the score scaled to SCORE_MAX (1000)

   250

		if (total_score != SCORE_MAX)

   251

			score = score * SCORE_MAX / total_score;

   252

	}

   253

   254

	if (update) {

   255

    	p->old_economy[0].performance_history = score;

   256

    	UpdatePlayerHouse(p, score);

   257

    	p->old_economy[0].company_value = CalculateCompanyValue(p);

   258

    }

   259

   260

	InvalidateWindow(WC_PERFORMANCE_DETAIL, 0);

   261

	return score;

   262

}

   263

   264

// use OWNER_SPECTATOR as new_player to delete the player.

   265

void ChangeOwnershipOfPlayerItems(PlayerID old_player, PlayerID new_player)

   266

{

   267

	PlayerID old = _current_player;

   268

	_current_player = old_player;

   269

   270

	if (new_player == OWNER_SPECTATOR) {

   271

		Subsidy *s;

   272

   273

		for (s = _subsidies; s != endof(_subsidies); s++) {

   274

			if (s->cargo_type != CT_INVALID && s->age >= 12) {

   275

				if (GetStation(s->to)->owner == old_player)

   276

					s->cargo_type = CT_INVALID;

   277

			}

   278

		}

   279

	}

   280

   281

	/* Take care of rating in towns */

   282

	{ Town *t;

   283

		if (new_player != OWNER_SPECTATOR) {

   284

			FOR_ALL_TOWNS(t) {

   285

				/* If a player takes over, give the ratings to that player. */

   286

				if (IsValidTown(t) && HASBIT(t->have_ratings, old_player)) {

   287

					if (HASBIT(t->have_ratings, new_player)) {

   288

						// use max of the two ratings.

   289

						t->ratings[new_player] = max(t->ratings[new_player], t->ratings[old_player]);

   290

					} else {

   291

						SETBIT(t->have_ratings, new_player);

   292

						t->ratings[new_player] = t->ratings[old_player];

   293

					}

   294

				}

   295

   296

				/* Reset ratings for the town */

   297

				if (IsValidTown(t)) {

   298

					t->ratings[old_player] = 500;

   299

					CLRBIT(t->have_ratings, old_player);

   300

				}

   301

			}

   302

		}

   303

	}

   304

   305

	{

   306

		int num_train = 0;

   307

		int num_road = 0;

   308

		int num_ship = 0;

   309

		int num_aircraft = 0;

   310

		Vehicle *v;

   311

   312

		// Determine Ids for the new vehicles

   313

		FOR_ALL_VEHICLES(v) {

   314

			if (v->owner == new_player) {

   315

				switch (v->type) {

   316

					case VEH_Train:

   317

						if (IsFrontEngine(v)) num_train++;

   318

						break;

   319

					case VEH_Road:

   320

						num_road++;

   321

						break;

   322

					case VEH_Ship:

   323

						num_ship++;

   324

						break;

   325

					case VEH_Aircraft:

   326

						if (v->subtype <= 2) num_aircraft++;

   327

						break;

   328

					default: break;

   329

				}

   330

			}

   331

		}

   332

   333

		FOR_ALL_VEHICLES(v) {

   334

			if (v->owner == old_player && IS_BYTE_INSIDE(v->type, VEH_Train, VEH_Aircraft+1) ) {

   335

				if (new_player == OWNER_SPECTATOR) {

   336

					DeleteWindowById(WC_VEHICLE_VIEW, v->index);

   337

					DeleteWindowById(WC_VEHICLE_DETAILS, v->index);

   338

					DeleteWindowById(WC_VEHICLE_ORDERS, v->index);

   339

					DeleteVehicle(v);

   340

				} else {

   341

					v->owner = new_player;

   342

					if (v->type == VEH_Train && IsFrontEngine(v))

   343

						v->unitnumber = ++num_train;

   344

					else if (v->type == VEH_Road)

   345

						v->unitnumber = ++num_road;

   346

					else if (v->type == VEH_Ship)

   347

						v->unitnumber = ++num_ship;

   348

					else if (v->type == VEH_Aircraft && v->subtype <= 2)

   349

						v->unitnumber = ++num_aircraft;

   350

				}

   351

			}

   352

		}

   353

	}

   354

   355

	// Change ownership of tiles

   356

	{

   357

		TileIndex tile = 0;

   358

		do {

   359

			ChangeTileOwner(tile, old_player, new_player);

   360

		} while (++tile != MapSize());

   361

	}

   362

   363

	// Change color of existing windows

   364

	if (new_player != OWNER_SPECTATOR) {

   365

		Window *w;

   366

		for (w = _windows; w != _last_window; w++) {

   367

			if (w->caption_color == old_player)

   368

				w->caption_color = new_player;

   369

		}

   370

	}

   371

   372

	{

   373

		Player *p;

   374

		uint i;

   375

   376

		/* Check for shares */

   377

		FOR_ALL_PLAYERS(p) {

   378

			for (i = 0; i < 4; i++) {

   379

				/* 'Sell' the share if this player has any */

   380

				if (p->share_owners[i] == _current_player)

   381

					p->share_owners[i] = OWNER_SPECTATOR;

   382

			}

   383

		}

   384

		p = GetPlayer(_current_player);

   385

		/* Sell all the shares that people have on this company */

   386

		for (i = 0; i < 4; i++)

   387

			p->share_owners[i] = OWNER_SPECTATOR;

   388

	}

   389

   390

	_current_player = old;

   391

   392

	MarkWholeScreenDirty();

   393

}

   394

   395

static void PlayersCheckBankrupt(Player *p)

   396

{

   397

	PlayerID owner;

   398

	int64 val;

   399

   400

	// If the player has money again, it does not go bankrupt

   401

	if (p->player_money >= 0) {

   402

		p->quarters_of_bankrupcy = 0;

   403

		return;

   404

	}

   405

   406

	p->quarters_of_bankrupcy++;

   407

   408

	owner = p->index;

   409

   410

	switch (p->quarters_of_bankrupcy) {

   411

		case 2:

   412

			AddNewsItem( (StringID)(owner + 16),

   413

				NEWS_FLAGS(NM_CALLBACK, 0, NT_COMPANY_INFO, DNC_BANKRUPCY),0,0);

   414

			break;

   415

		case 3: {

   416

			/* XXX - In multiplayer, should we ask other players if it wants to take

   417

		          over when it is a human company? -- TrueLight */

   418

			if (IS_HUMAN_PLAYER(owner)) {

   419

				AddNewsItem( (StringID)(owner + 16),

   420

					NEWS_FLAGS(NM_CALLBACK, 0, NT_COMPANY_INFO, DNC_BANKRUPCY),0,0);

   421

				break;

   422

			}

   423

   424

			// Check if the company has any value.. if not, declare it bankrupt

   425

			//  right now

   426

			val = CalculateCompanyValue(p);

   427

			if (val > 0) {

   428

				p->bankrupt_value = val;

   429

				p->bankrupt_asked = 1 << owner; // Don't ask the owner

   430

				p->bankrupt_timeout = 0;

   431

				break;

   432

			}

   433

			// Else, falltrue to case 4...

   434

		}

   435

		case 4: {

   436

			// Close everything the owner has open

   437

			DeletePlayerWindows(owner);

   438

   439

//		Show bankrupt news

   440

			SetDParam(0, p->name_1);

   441

			SetDParam(1, p->name_2);

   442

			AddNewsItem( (StringID)(owner + 16*3), NEWS_FLAGS(NM_CALLBACK, 0, NT_COMPANY_INFO, DNC_BANKRUPCY),0,0);

   443

   444

			// If the player is human, and it is no network play, leave the player playing

   445

			if (IS_HUMAN_PLAYER(owner) && !_networking) {

   446

				p->bankrupt_asked = 255;

   447

				p->bankrupt_timeout = 0x456;

   448

			} else {

   449

#ifdef ENABLE_NETWORK

   450

				if (IS_HUMAN_PLAYER(owner) && _network_server) {

   451

					// If we are the server, make sure it is clear that his player is no

   452

					//  longer with us!

   453

					NetworkClientInfo *ci;

   454

					NetworkClientState *cs;

   455

					/* Find all clients that were in control of this company */

   456

					FOR_ALL_CLIENTS(cs) {

   457

						ci = DEREF_CLIENT_INFO(cs);

   458

						if ((ci->client_playas-1) == owner) {

   459

							ci->client_playas = OWNER_SPECTATOR;

   460

							// Send the new info to all the clients

   461

							NetworkUpdateClientInfo(_network_own_client_index);

   462

						}

   463

					}

   464

				}

   465

				// Make sure the player no longer controls the company

   466

				if (IS_HUMAN_PLAYER(owner) && owner == _local_player) {

   467

					// Switch the player to spectator..

   468

					_local_player = OWNER_SPECTATOR;

   469

				}

   470

#endif /* ENABLE_NETWORK */

   471

   472

				// Convert everything the player owns to NO_OWNER

   473

				p->money64 = p->player_money = 100000000;

   474

				ChangeOwnershipOfPlayerItems(owner, OWNER_SPECTATOR);

   475

				// Register the player as not-active

   476

				p->is_active = false;

   477

   478

				if (!IS_HUMAN_PLAYER(owner) && (!_networking || _network_server) && _ai.enabled)

   479

					AI_PlayerDied(owner);

   482

			}

   483

		}

   484

	}

   485

}

   486

   487

void DrawNewsBankrupcy(Window *w)

   488

{

   489

	Player *p;

   490

   491

	DrawNewsBorder(w);

   492

   493

	p = GetPlayer(WP(w,news_d).ni->string_id & 15);

   494

	DrawPlayerFace(p->face, p->player_color, 2, 23);

   495

	GfxFillRect(3, 23, 3+91, 23+118, 0x323 | USE_COLORTABLE);

   496

   497

	SetDParam(0, p->president_name_1);

   498

	SetDParam(1, p->president_name_2);

   499

   500

	DrawStringMultiCenter(49, 148, STR_7058_PRESIDENT, 94);

   501