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 = 0;

   128

		bool min_profit_first = true;

   129

		uint num = 0;

   130

   131

		FOR_ALL_VEHICLES(v) {

   132

			if (v->owner != owner)

   133

				continue;

   134

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

   135

					 v->type == VEH_Road ||

   136

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

   137

					 v->type == VEH_Ship) {

   138

				num++;

   139

				if (v->age > 730) {

   140

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

   141

					if (min_profit_first == true) {

   142

						min_profit = v->profit_last_year;

   143

						min_profit_first = false;

   144

					} else if (min_profit > v->profit_last_year)

   145

						min_profit = v->profit_last_year;

   146

				}

   147

			}

   148

		}

   149

   150

		_score_part[owner][SCORE_VEHICLES] = num;

   151

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

   152

		if (min_profit > 0)

   153

			_score_part[owner][SCORE_MIN_PROFIT] = min_profit;

   154

	}

   155

   156

/* Count stations */

   157

	{

   158

		uint num = 0;

   159

		Station *st;

   160

   161

		FOR_ALL_STATIONS(st) {

   162

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

   163

				int facil = st->facilities;

   164

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

   165

			}

   166

		}

   167

		_score_part[owner][SCORE_STATIONS] = num;

   168

	}

   169

   170

/* Generate statistics depending on recent income statistics */

   171

	{

   172

		PlayerEconomyEntry *pee;

   173

		int numec;

   174

		int32 min_income;

   175

		int32 max_income;

   176

   177

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

   178

		if (numec != 0) {

   179

			min_income = 0x7FFFFFFF;

   180

			max_income = 0;

   181

			pee = p->old_economy;

   182

			do {

   183

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

   184

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

   185

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

   186

   187

			if (min_income > 0)

   188

				_score_part[owner][SCORE_MIN_INCOME] = min_income;

   189

   190

			_score_part[owner][SCORE_MAX_INCOME] = max_income;

   191

		}

   192

	}

   193

   194

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

   195

	{

   196

		PlayerEconomyEntry *pee;

   197

		int numec;

   198

		uint32 total_delivered;

   199

   200

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

   201

		if (numec != 0) {

   202

			pee = p->old_economy;

   203

			total_delivered = 0;

   204

			do {

   205

				total_delivered += pee->delivered_cargo;

   206

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

   207

   208

			_score_part[owner][SCORE_DELIVERED] = total_delivered;

   209

		}

   210

	}

   211

   212

/* Generate score for variety of cargo */

   213

	{

   214

		uint cargo = p->cargo_types;

   215

		uint num = 0;

   216

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

   217

		_score_part[owner][SCORE_CARGO] = num;

   218

		if (update)

   219

			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)

   257

			score = score * SCORE_MAX / total_score;

   258

	}

   259

   260

	if (update) {

   261

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

   262

    	UpdatePlayerHouse(p, score);

   263

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

   264

    }

   265

   266

	InvalidateWindow(WC_PERFORMANCE_DETAIL, 0);

   267

	return score;

   268

}

   269

   270

// use OWNER_SPECTATOR as new_player to delete the player.

   271

void ChangeOwnershipOfPlayerItems(PlayerID old_player, PlayerID new_player)

   272

{

   273

	PlayerID old = _current_player;

   274

	_current_player = old_player;

   275

   276

	if (new_player == OWNER_SPECTATOR) {

   277

		Subsidy *s;

   278

   279

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

   280

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

   281

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

   282

					s->cargo_type = CT_INVALID;

   283

			}

   284

		}

   285

	}

   286

   287

	/* Take care of rating in towns */

   288

	{ Town *t;

   289

		if (new_player != OWNER_SPECTATOR) {

   290

			FOR_ALL_TOWNS(t) {

   291

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

   292

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

   293

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

   294

						// use max of the two ratings.

   295

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

   296

					} else {

   297

						SETBIT(t->have_ratings, new_player);

   298

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

   299

					}

   300

				}

   301

   302

				/* Reset ratings for the town */

   303

				if (IsValidTown(t)) {

   304

					t->ratings[old_player] = 500;

   305

					CLRBIT(t->have_ratings, old_player);

   306

				}

   307

			}

   308

		}

   309

	}

   310

   311

	{

   312

		int num_train = 0;

   313

		int num_road = 0;

   314

		int num_ship = 0;

   315

		int num_aircraft = 0;

   316

		Vehicle *v;

   317

   318

		// Determine Ids for the new vehicles

   319

		FOR_ALL_VEHICLES(v) {

   320

			if (v->owner == new_player) {

   321

				switch (v->type) {

   322

					case VEH_Train:

   323

						if (IsFrontEngine(v)) num_train++;

   324

						break;

   325

					case VEH_Road:

   326

						num_road++;

   327

						break;

   328

					case VEH_Ship:

   329

						num_ship++;

   330

						break;

   331

					case VEH_Aircraft:

   332

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

   333

						break;

   334

					default: break;

   335

				}

   336

			}

   337

		}

   338

   339

		FOR_ALL_VEHICLES(v) {

   340

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

   341

				if (new_player == OWNER_SPECTATOR) {

   342

					DeleteWindowById(WC_VEHICLE_VIEW, v->index);

   343

					DeleteWindowById(WC_VEHICLE_DETAILS, v->index);

   344

					DeleteWindowById(WC_VEHICLE_ORDERS, v->index);

   345

					DeleteVehicle(v);

   346

				} else {

   347

					v->owner = new_player;

   348

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

   349

						v->unitnumber = ++num_train;

   350

					else if (v->type == VEH_Road)

   351

						v->unitnumber = ++num_road;

   352

					else if (v->type == VEH_Ship)

   353

						v->unitnumber = ++num_ship;

   354

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

   355

						v->unitnumber = ++num_aircraft;

   356

				}

   357

			}

   358

		}

   359

	}

   360

   361

	// Change ownership of tiles

   362

	{

   363

		TileIndex tile = 0;

   364

		do {

   365

			ChangeTileOwner(tile, old_player, new_player);

   366

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

   367

	}

   368

   369

	// Change color of existing windows

   370

	if (new_player != OWNER_SPECTATOR) {

   371

		Window *w;

   372

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

   373

			if (w->caption_color == old_player)

   374

				w->caption_color = new_player;

   375

		}

   376

	}

   377

   378

	{

   379

		Player *p;

   380

		uint i;

   381

   382

		/* Check for shares */

   383

		FOR_ALL_PLAYERS(p) {

   384

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

   385

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

   386

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

   387

					p->share_owners[i] = OWNER_SPECTATOR;

   388

			}

   389

		}

   390

		p = GetPlayer(_current_player);

   391

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

   392

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

   393

			p->share_owners[i] = OWNER_SPECTATOR;

   394

	}

   395

   396

	_current_player = old;

   397

   398

	MarkWholeScreenDirty();

   399

}

   400

   401

static void PlayersCheckBankrupt(Player *p)

   402

{

   403

	PlayerID owner;

   404

	int64 val;

   405

   406

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

   407

	if (p->player_money >= 0) {

   408

		p->quarters_of_bankrupcy = 0;

   409

		return;

   410

	}

   411

   412

	p->quarters_of_bankrupcy++;

   413

   414

	owner = p->index;

   415

   416

	switch (p->quarters_of_bankrupcy) {

   417

		case 2:

   418

			AddNewsItem( (StringID)(owner + 16),

   419

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

   420

			break;

   421

		case 3: {

   422

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

   423

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

   424

			if (IS_HUMAN_PLAYER(owner)) {

   425

				AddNewsItem( (StringID)(owner + 16),

   426

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

   427

				break;

   428

			}

   429

   430

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

   431

			//  right now

   432

			val = CalculateCompanyValue(p);

   433

			if (val > 0) {

   434

				p->bankrupt_value = val;

   435

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

   436

				p->bankrupt_timeout = 0;

   437

				break;

   438

			}

   439

			// Else, falltrue to case 4...

   440

		}

   441

		case 4: {

   442

			// Close everything the owner has open

   443

			DeletePlayerWindows(owner);

   444

   445

//		Show bankrupt news

   446

			SetDParam(0, p->name_1);

   447

			SetDParam(1, p->name_2);

   448

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

   449

   450

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

   451

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

   452

				p->bankrupt_asked = 255;

   453

				p->bankrupt_timeout = 0x456;

   454

			} else {

   455

#ifdef ENABLE_NETWORK

   456

				if (IS_HUMAN_PLAYER(owner) && _network_server) {

   457

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

   458

					//  longer with us!

   459

					NetworkClientInfo *ci;

   460

					NetworkClientState *cs;

   461

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

   462

					FOR_ALL_CLIENTS(cs) {

   463

						ci = DEREF_CLIENT_INFO(cs);

   464

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

   465

							ci->client_playas = OWNER_SPECTATOR;

   466

							// Send the new info to all the clients

   467

							NetworkUpdateClientInfo(_network_own_client_index);

   468

						}

   469

					}

   470

				}

   471

				// Make sure the player no longer controls the company

   472

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

   473

					// Switch the player to spectator..

   474

					_local_player = OWNER_SPECTATOR;

   475

				}

   476

#endif /* ENABLE_NETWORK */

   477

   478

				// Convert everything the player owns to NO_OWNER

   479

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

   480

				ChangeOwnershipOfPlayerItems(owner, OWNER_SPECTATOR);

   481

				// Register the player as not-active

   482

				p->is_active = false;

   483

   484

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

   485

					AI_PlayerDied(owner);

   486

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

   487

					AI_PlayerDied(owner);

   488

			}

   489

		}

   490

	}

   491

}

   492

   493

void DrawNewsBankrupcy(Window *w)

   494

{

   495

	Player *p;

   496

   497

	DrawNewsBorder(w);

   498

   499

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

   500

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

   501

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