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

#include "newgrf_engine.h"

    31

    32

// Score info

    33

const ScoreInfo _score_info[] = {

    34

    {SCORE_VEHICLES,		120, 			100},

    35

    {SCORE_STATIONS,		80, 			100},

    36

    {SCORE_MIN_PROFIT,	10000,		100},

    37

    {SCORE_MIN_INCOME,	50000,		50},

    38

    {SCORE_MAX_INCOME,	100000,		100},

    39

    {SCORE_DELIVERED,		40000, 		400},

    40

    {SCORE_CARGO,				8,				50},

    41

    {SCORE_MONEY,				10000000,	50},

    42

    {SCORE_LOAN,				250000,		50},

    43

    {SCORE_TOTAL,				0,				0}

    44

};

    45

    46

int _score_part[MAX_PLAYERS][NUM_SCORE];

    47

    48

void UpdatePlayerHouse(Player *p, uint score)

    49

{

    50

	byte val;

    51

	TileIndex tile = p->location_of_house;

    52

    53

	if (tile == 0)

    54

		return;

    55

    56

	(val = 128, score < 170) ||

    57

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

    58

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

    59

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

    60

	(val+= 4, true);

    61

    62

/* house is already big enough */

    63

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

    64

		return;

    65

    66

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

    67

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

    68

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

    69

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

    70

    71

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

    72

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

    73

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

    74

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

    75

}

    76

    77

int64 CalculateCompanyValue(const Player* p)

    78

{

    79

	PlayerID owner = p->index;

    80

	int64 value;

    81

    82

	{

    83

		Station *st;

    84

		uint num = 0;

    85

    86

		FOR_ALL_STATIONS(st) {

    87

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

    88

				uint facil = st->facilities;

    89

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

    90

			}

    91

		}

    92

    93

		value = num * _price.station_value * 25;

    94

	}

    95

    96

	{

    97

		Vehicle *v;

    98

    99

		FOR_ALL_VEHICLES(v) {

   100

			if (v->owner != owner)

   101

				continue;

   102

			if (v->type == VEH_Train ||

   103

					v->type == VEH_Road ||

   104

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

   105

					v->type == VEH_Ship) {

   106

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

   107

			}

   108

		}

   109

	}

   110

   111

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

   112

   113

	return max64(value, 1);

   114

}

   115

   116

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

   117

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

   118

int UpdateCompanyRatingAndValue(Player *p, bool update)

   119

{

   120

	byte owner = p->index;

   121

	int score = 0;

   122

   123

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

   124

   125

/* Count vehicles */

   126

	{

   127

		Vehicle *v;

   128

		int32 min_profit = 0;

   129

		bool min_profit_first = true;

   130

		uint num = 0;

   131

   132

		FOR_ALL_VEHICLES(v) {

   133

			if (v->owner != owner)

   134

				continue;

   135

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

   136

					 v->type == VEH_Road ||

   137

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

   138

					 v->type == VEH_Ship) {

   139

				num++;

   140

				if (v->age > 730) {

   141

					/* Find the vehicle with the lowest amount of profit */

   142

					if (min_profit_first == true) {

   143

						min_profit = v->profit_last_year;

   144

						min_profit_first = false;

   145

					} else if (min_profit > v->profit_last_year)

   146

						min_profit = v->profit_last_year;

   147

				}

   148

			}

   149

		}

   150

   151

		_score_part[owner][SCORE_VEHICLES] = num;

   152

		/* Don't allow negative min_profit to show */

   153

		if (min_profit > 0)

   154

			_score_part[owner][SCORE_MIN_PROFIT] = min_profit;

   155

	}

   156

   157

/* Count stations */

   158

	{

   159

		uint num = 0;

   160

		const Station* st;

   161

   162

		FOR_ALL_STATIONS(st) {

   163

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

   164

				int facil = st->facilities;

   165

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

   166

			}

   167

		}

   168

		_score_part[owner][SCORE_STATIONS] = num;

   169

	}

   170

   171

/* Generate statistics depending on recent income statistics */

   172

	{

   173

		const PlayerEconomyEntry* pee;

   174

		int numec;

   175

		int32 min_income;

   176

		int32 max_income;

   177

   178

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

   179

		if (numec != 0) {

   180

			min_income = 0x7FFFFFFF;

   181

			max_income = 0;

   182

			pee = p->old_economy;

   183

			do {

   184

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

   185

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

   186

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

   187

   188

			if (min_income > 0)

   189

				_score_part[owner][SCORE_MIN_INCOME] = min_income;

   190

   191

			_score_part[owner][SCORE_MAX_INCOME] = max_income;

   192

		}

   193

	}

   194

   195

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

   196

	{

   197

		const PlayerEconomyEntry* pee;

   198

		int numec;

   199

		uint32 total_delivered;

   200

   201

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

   202

		if (numec != 0) {

   203

			pee = p->old_economy;

   204

			total_delivered = 0;

   205

			do {

   206

				total_delivered += pee->delivered_cargo;

   207

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

   208

   209

			_score_part[owner][SCORE_DELIVERED] = total_delivered;

   210

		}

   211

	}

   212

   213

/* Generate score for variety of cargo */

   214

	{

   215

		uint cargo = p->cargo_types;

   216

		uint num = 0;

   217

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

   218

		_score_part[owner][SCORE_CARGO] = num;

   219

		if (update) p->cargo_types = 0;

   220

	}

   221

   222

/* Generate score for player money */

   223

	{

   224

		int32 money = p->player_money;

   225

		if (money > 0) {

   226

			_score_part[owner][SCORE_MONEY] = money;

   227

		}

   228

	}

   229

   230

/* Generate score for loan */

   231

	{

   232

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

   233

	}

   234

   235

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

   236

	{

   237

		int i;

   238

		int total_score = 0;

   239

		int s;

   240

		score = 0;

   241

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

   242

			// Skip the total

   243

			if (i == SCORE_TOTAL) continue;

   244

			// Check the score

   245

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

   246

				_score_info[i].score :

   247

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

   248

			if (s < 0) s = 0;

   249

			score += s;

   250

			total_score += _score_info[i].score;

   251

		}

   252

   253

		_score_part[owner][SCORE_TOTAL] = score;

   254

   255

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

   256

		if (total_score != SCORE_MAX) score = score * SCORE_MAX / total_score;

   257

	}

   258

   259

	if (update) {

   260

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

   261

    	UpdatePlayerHouse(p, score);

   262

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

   263

    }

   264

   265

	InvalidateWindow(WC_PERFORMANCE_DETAIL, 0);

   266

	return score;

   267

}

   268

   269

// use OWNER_SPECTATOR as new_player to delete the player.

   270

void ChangeOwnershipOfPlayerItems(PlayerID old_player, PlayerID new_player)

   271

{

   272

	PlayerID old = _current_player;

   273

	_current_player = old_player;

   274

   275

	if (new_player == OWNER_SPECTATOR) {

   276

		Subsidy *s;

   277

   278

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

   279

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

   280

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

   281

					s->cargo_type = CT_INVALID;

   282

			}

   283

		}

   284

	}

   285

   286

	/* Take care of rating in towns */

   287

	{ Town *t;

   288

		if (new_player != OWNER_SPECTATOR) {

   289

			FOR_ALL_TOWNS(t) {

   290

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

   291

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

   292

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

   293

						// use max of the two ratings.

   294

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

   295

					} else {

   296

						SETBIT(t->have_ratings, new_player);

   297

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

   298

					}

   299

				}

   300

   301

				/* Reset ratings for the town */

   302

				if (IsValidTown(t)) {

   303

					t->ratings[old_player] = 500;

   304

					CLRBIT(t->have_ratings, old_player);

   305

				}

   306

			}

   307

		}

   308

	}

   309

   310

	{

   311

		int num_train = 0;

   312

		int num_road = 0;

   313

		int num_ship = 0;

   314

		int num_aircraft = 0;

   315

		Vehicle *v;

   316

   317

		// Determine Ids for the new vehicles

   318

		FOR_ALL_VEHICLES(v) {

   319

			if (v->owner == new_player) {

   320

				switch (v->type) {

   321

					case VEH_Train:

   322

						if (IsFrontEngine(v)) num_train++;

   323

						break;

   324

					case VEH_Road:

   325

						num_road++;

   326

						break;

   327

					case VEH_Ship:

   328

						num_ship++;

   329

						break;

   330

					case VEH_Aircraft:

   331

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

   332

						break;

   333

					default: break;

   334

				}

   335

			}

   336

		}

   337

   338

		FOR_ALL_VEHICLES(v) {

   339

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

   340

				if (new_player == OWNER_SPECTATOR) {

   341

					DeleteWindowById(WC_VEHICLE_VIEW, v->index);

   342

					DeleteWindowById(WC_VEHICLE_DETAILS, v->index);

   343

					DeleteWindowById(WC_VEHICLE_ORDERS, v->index);

   344

					DeleteVehicle(v);

   345

				} else {

   346

					v->owner = new_player;

   347

					switch (v->type) {

   348

						case VEH_Train:    if (IsFrontEngine(v)) v->unitnumber = ++num_train; break;

   349

						case VEH_Road:     v->unitnumber = ++num_road; break;

   350

						case VEH_Ship:     v->unitnumber = ++num_ship; break;

   351

						case VEH_Aircraft: if (v->subtype <= 2) v->unitnumber = ++num_aircraft; break;

   352

					}

   353

				}

   354

			}

   355

		}

   356

	}

   357

   358

	// Change ownership of tiles

   359

	{

   360

		TileIndex tile = 0;

   361

		do {

   362

			ChangeTileOwner(tile, old_player, new_player);

   363

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

   364

	}

   365

   366

	// Change color of existing windows

   367

	if (new_player != OWNER_SPECTATOR) {

   368

		Window *w;

   369

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

   370

			if (w->caption_color == old_player)

   371

				w->caption_color = new_player;

   372

		}

   373

	}

   374

   375

	{

   376

		Player *p;

   377

		uint i;

   378

   379

		/* Check for shares */

   380

		FOR_ALL_PLAYERS(p) {

   381

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

   382

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

   383

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

   384

					p->share_owners[i] = OWNER_SPECTATOR;

   385

			}

   386

		}

   387

		p = GetPlayer(_current_player);

   388

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

   389

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

   390

			p->share_owners[i] = OWNER_SPECTATOR;

   391

	}

   392

   393

	_current_player = old;

   394

   395

	MarkWholeScreenDirty();

   396

}

   397

   398

static void PlayersCheckBankrupt(Player *p)

   399

{

   400

	PlayerID owner;

   401

	int64 val;

   402

   403

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

   404

	if (p->player_money >= 0) {

   405

		p->quarters_of_bankrupcy = 0;

   406

		return;

   407

	}

   408

   409

	p->quarters_of_bankrupcy++;

   410

   411

	owner = p->index;

   412

   413

	switch (p->quarters_of_bankrupcy) {

   414

		case 2:

   415

			AddNewsItem( (StringID)(owner + 16),

   416

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

   417

			break;

   418

		case 3: {

   419

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

   420

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

   421

			if (IS_HUMAN_PLAYER(owner)) {

   422

				AddNewsItem( (StringID)(owner + 16),

   423

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

   424

				break;

   425

			}

   426

   427

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

   428

			//  right now

   429

			val = CalculateCompanyValue(p);

   430

			if (val > 0) {

   431

				p->bankrupt_value = val;

   432

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

   433

				p->bankrupt_timeout = 0;

   434

				break;

   435

			}

   436

			// Else, falltrue to case 4...

   437

		}

   438

		case 4: {

   439

			// Close everything the owner has open

   440

			DeletePlayerWindows(owner);

   441

   442

//		Show bankrupt news

   443

			SetDParam(0, p->name_1);

   444

			SetDParam(1, p->name_2);

   445

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

   446

   447

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

   448

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

   449

				p->bankrupt_asked = 255;

   450

				p->bankrupt_timeout = 0x456;

   451

			} else {

   452

#ifdef ENABLE_NETWORK

   453

				if (IS_HUMAN_PLAYER(owner) && _network_server) {

   454

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

   455

					//  longer with us!

   456

					NetworkClientInfo *ci;

   457

					NetworkClientState *cs;

   458

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

   459

					FOR_ALL_CLIENTS(cs) {

   460

						ci = DEREF_CLIENT_INFO(cs);

   461

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

   462

							ci->client_playas = OWNER_SPECTATOR;

   463

							// Send the new info to all the clients

   464

							NetworkUpdateClientInfo(_network_own_client_index);

   465

						}

   466

					}

   467

				}

   468

				// Make sure the player no longer controls the company

   469

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

   470

					// Switch the player to spectator..

   471

					_local_player = OWNER_SPECTATOR;

   472

				}

   473

#endif /* ENABLE_NETWORK */

   474

   475

				// Convert everything the player owns to NO_OWNER

   476

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

   477

				ChangeOwnershipOfPlayerItems(owner, OWNER_SPECTATOR);

   478

				// Register the player as not-active

   479

				p->is_active = false;

   480

   481

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

   482

					AI_PlayerDied(owner);

   483

				if (IS_HUMAN_PLAYER(owner) && owner == _local_player && _ai.network_client)

   484

					AI_PlayerDied(owner);

   485

			}

   486

		}

   487

	}

   488

}

   489

   490

void DrawNewsBankrupcy(Window *w)

   491

{

   492

	Player *p;

   493

   494

	DrawNewsBorder(w);

   495

   496

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

   497

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

   498

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

   499