1

/* $Id$ */

     2

     3

#include "stdafx.h"

     4

#include "openttd.h"

     5

#include "functions.h"

     6

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

     7

#include "table/strings.h"

     8

#include "table/sprites.h"

     9

#include "map.h"

    10

#include "news.h"

    11

#include "player.h"

    12

#include "station.h"

    13

#include "vehicle.h"

    14

#include "window.h"

    15

#include "gfx.h"

    16

#include "command.h"

    17

#include "saveload.h"

    18

#include "economy.h"

    19

#include "industry.h"

    20

#include "town.h"

    21

#include "network.h"

    22

#include "sound.h"

    23

#include "engine.h"

    24

#include "network_data.h"

    25

#include "variables.h"

    26

#include "vehicle_gui.h"

    27

    28

// Score info

    29

const ScoreInfo _score_info[] = {

    30

    {SCORE_VEHICLES,		120, 			100},

    31

    {SCORE_STATIONS,		80, 			100},

    32

    {SCORE_MIN_PROFIT,	10000,		100},

    33

    {SCORE_MIN_INCOME,	50000,		50},

    34

    {SCORE_MAX_INCOME,	100000,		100},

    35

    {SCORE_DELIVERED,		40000, 		400},

    36

    {SCORE_CARGO,				8,				50},

    37

    {SCORE_MONEY,				10000000,	50},

    38

    {SCORE_LOAN,				250000,		50},

    39

    {SCORE_TOTAL,				0,				0}

    40

};

    41

    42

int _score_part[MAX_PLAYERS][NUM_SCORE];

    43

    44

    45

// get a mask of the allowed currencies depending on the year

    46

uint GetMaskOfAllowedCurrencies(void)

    47

{

    48

	int i;

    49

	uint mask = 0;

    50

	for (i = 0; i != lengthof(_currency_specs); i++) {

    51

		uint16 to_euro = _currency_specs[i].to_euro;

    52

		if (i == 23) mask |= (1 << 23); // always allow custom currency

    53

		if (to_euro != CF_NOEURO && to_euro != CF_ISEURO && _cur_year >= (to_euro-MAX_YEAR_BEGIN_REAL)) continue;

    54

		if (_cur_year < (2000-MAX_YEAR_BEGIN_REAL) && (to_euro == CF_ISEURO)) continue;

    55

		mask |= (1 << i);

    56

	}

    57

	return mask;

    58

}

    59

    60

void CheckSwitchToEuro(void)

    61

{

    62

	if (_currency_specs[_opt.currency].to_euro != CF_NOEURO &&

    63

			_currency_specs[_opt.currency].to_euro != CF_ISEURO &&

    64

			_cur_year >= (_currency_specs[_opt.currency].to_euro-MAX_YEAR_BEGIN_REAL)) {

    65

		_opt.currency = 2; // this is the index of euro above.

    66

		AddNewsItem(STR_EURO_INTRODUCE, NEWS_FLAGS(NM_NORMAL,0,NT_ECONOMY,0), 0, 0);

    67

	}

    68

}

    69

    70

void UpdatePlayerHouse(Player *p, uint score)

    71

{

    72

	byte val;

    73

	TileIndex tile = p->location_of_house;

    74

    75

	if (tile == 0)

    76

		return;

    77

    78

	(val = 128, score < 170) ||

    79

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

    80

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

    81

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

    82

	(val+= 4, true);

    83

    84

/* house is already big enough */

    85

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

    86

		return;

    87

    88

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

    89

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

    90

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

    91

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

    92

    93

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

    94

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

    95

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

    96

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

    97

}

    98

    99

int64 CalculateCompanyValue(Player *p) {

   100

	byte owner = p->index;

   101

	int64 value;

   102

   103

	{

   104

		Station *st;

   105

		uint num = 0;

   106

   107

		FOR_ALL_STATIONS(st) {

   108

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

   109

				uint facil = st->facilities;

   110

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

   111

			}

   112

		}

   113

   114

		value = num * _price.station_value * 25;

   115

	}

   116

   117

	{

   118

		Vehicle *v;

   119

   120

		FOR_ALL_VEHICLES(v) {

   121

			if (v->owner != owner)

   122

				continue;

   123

			if (v->type == VEH_Train ||

   124

					v->type == VEH_Road ||

   125

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

   126

					v->type == VEH_Ship) {

   127

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

   128

			}

   129

		}

   130

	}

   131

   132

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

   133

   134

	return max64(value, 1);

   135

}

   136

   137

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

   138

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

   139

int UpdateCompanyRatingAndValue(Player *p, bool update)

   140

{

   141

	byte owner = p->index;

   142

	int score = 0;

   143

   144

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

   145

   146

/* Count vehicles */

   147

	{

   148

		Vehicle *v;

   149

		int32 min_profit = _score_info[SCORE_MIN_PROFIT].needed;

   150

		uint num = 0;

   151

   152

		FOR_ALL_VEHICLES(v) {

   153

			if (v->owner != owner)

   154

				continue;

   155

			if ((v->type == VEH_Train && v->subtype == TS_Front_Engine) ||

   156

					v->type == VEH_Road ||

   157

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

   158

					v->type == VEH_Ship) {

   159

				num++;

   160

				if (v->age > 730) {

   161

					if (min_profit > v->profit_last_year)

   162

						min_profit = v->profit_last_year;

   163

				}

   164

			}

   165

		}

   166

   167

		_score_part[owner][SCORE_VEHICLES] = num;

   168

		if (min_profit > 0)

   169

			_score_part[owner][SCORE_MIN_PROFIT] = min_profit;

   170

	}

   171

   172

/* Count stations */

   173

	{

   174

		uint num = 0;

   175

		Station *st;

   176

   177

		FOR_ALL_STATIONS(st) {

   178

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

   179

				int facil = st->facilities;

   180

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

   181

			}

   182

		}

   183

		_score_part[owner][SCORE_STATIONS] = num;

   184

	}

   185

   186

/* Generate statistics depending on recent income statistics */

   187

	{

   188

		PlayerEconomyEntry *pee;

   189

		int numec;

   190

		int32 min_income;

   191

		int32 max_income;

   192

   193

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

   194

		if (numec != 0) {

   195

			min_income = 0x7FFFFFFF;

   196

			max_income = 0;

   197

			pee = p->old_economy;

   198

			do {

   199

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

   200

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

   201

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

   202

   203

			if (min_income > 0)

   204

				_score_part[owner][SCORE_MIN_INCOME] = min_income;

   205

   206

			_score_part[owner][SCORE_MAX_INCOME] = max_income;

   207

		}

   208

	}

   209

   210

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

   211

	{

   212

		PlayerEconomyEntry *pee;

   213

		int numec;

   214

		uint32 total_delivered;

   215

   216

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

   217

		if (numec != 0) {

   218

			pee = p->old_economy;

   219

			total_delivered = 0;

   220

			do {

   221

				total_delivered += pee->delivered_cargo;

   222

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

   223

   224

			_score_part[owner][SCORE_DELIVERED] = total_delivered;

   225

		}

   226

	}

   227

   228

/* Generate score for variety of cargo */

   229

	{

   230

		uint cargo = p->cargo_types;

   231

		uint num = 0;

   232

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

   233

		_score_part[owner][SCORE_CARGO] = num;

   234

		if (update)

   235

			p->cargo_types = 0;

   236

	}

   237

   238

/* Generate score for player money */

   239

	{

   240

		int32 money = p->player_money;

   241

		if (money > 0) {

   242

			_score_part[owner][SCORE_MONEY] = money;

   243

		}

   244

	}

   245

   246

/* Generate score for loan */

   247

	{

   248

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

   249

	}

   250

   251

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

   252

	{

   253

		int i;

   254

		int total_score = 0;

   255

		int s;

   256

		score = 0;

   257

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

   258

			// Skip the total

   259

			if (i == SCORE_TOTAL) continue;

   260

			// Check the score

   261

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

   262

				_score_info[i].score :

   263

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

   264

			if (s < 0) s = 0;

   265

			score += s;

   266

			total_score += _score_info[i].score;

   267

		}

   268

   269

		_score_part[owner][SCORE_TOTAL] = score;

   270

   271

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

   272

		if (total_score != SCORE_MAX)

   273

			score = score * SCORE_MAX / total_score;

   274

	}

   275

   276

	if (update) {

   277

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

   278

    	UpdatePlayerHouse(p, score);

   279

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

   280

    }

   281

   282

	InvalidateWindow(WC_PERFORMANCE_DETAIL, 0);

   283

	return score;

   284

}

   285

   286

// use 255 as new_player to delete the player.

   287

void ChangeOwnershipOfPlayerItems(PlayerID old_player, PlayerID new_player)

   288

{

   289

	PlayerID old = _current_player;

   290

	_current_player = old_player;

   291

   292

	if (new_player == OWNER_SPECTATOR) {

   293

		Subsidy *s;

   294

   295

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

   296

			if (s->cargo_type != 0xff && s->age >= 12) {

   297

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

   298

					s->cargo_type = 0xff;

   299

			}

   300

		}

   301

	}

   302

   303

	/* Take care of rating in towns */

   304

	{ Town *t;

   305

		if (new_player != OWNER_SPECTATOR) {

   306

			FOR_ALL_TOWNS(t) {

   307

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

   308

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

   309

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

   310

						// use max of the two ratings.

   311

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

   312

					} else {

   313

						SETBIT(t->have_ratings, new_player);

   314

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

   315

					}

   316

				}

   317

   318

				/* Reset ratings for the town */

   319

				if (IsValidTown(t)) {

   320

					t->ratings[old_player] = 500;

   321

					CLRBIT(t->have_ratings, old_player);

   322

				}

   323

			}

   324

		}

   325

	}

   326

   327

	{

   328

		int num_train = 0;

   329

		int num_road = 0;

   330

		int num_ship = 0;

   331

		int num_aircraft = 0;

   332

		Vehicle *v;

   333

   334

		// Determine Ids for the new vehicles

   335

		FOR_ALL_VEHICLES(v) {

   336

			if (v->owner == new_player) {

   337

				switch (v->type) {

   338

					case VEH_Train:

   339

						if (v->subtype == TS_Front_Engine) num_train++;

   340

						break;

   341

					case VEH_Road:

   342

						num_road++;

   343

						break;

   344

					case VEH_Ship:

   345

						num_ship++;

   346

						break;

   347

					case VEH_Aircraft:

   348

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

   349

						break;

   350

					default: break;

   351

				}

   352

			}

   353

		}

   354

   355

		FOR_ALL_VEHICLES(v) {

   356

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

   357

				if (new_player == OWNER_SPECTATOR) {

   358

					DeleteWindowById(WC_VEHICLE_VIEW, v->index);

   359

					DeleteWindowById(WC_VEHICLE_DETAILS, v->index);

   360

					DeleteWindowById(WC_VEHICLE_ORDERS, v->index);

   361

					DeleteVehicle(v);

   362

				} else {

   363

					v->owner = new_player;

   364

					if (v->type == VEH_Train && v->subtype == TS_Front_Engine)

   365

						v->unitnumber = ++num_train;

   366

					else if (v->type == VEH_Road)

   367

						v->unitnumber = ++num_road;

   368

					else if (v->type == VEH_Ship)

   369

						v->unitnumber = ++num_ship;

   370

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

   371

						v->unitnumber = ++num_aircraft;

   372

				}

   373

			}

   374

		}

   375

	}

   376

   377

	// Change ownership of tiles

   378

	{

   379

		TileIndex tile = 0;

   380

		do {

   381

			ChangeTileOwner(tile, old_player, new_player);

   382

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

   383

	}

   384

   385

	// Change color of existing windows

   386

	if (new_player != OWNER_SPECTATOR) {

   387

		Window *w;

   388

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

   389

			if (w->caption_color == old_player)

   390

				w->caption_color = new_player;

   391

		}

   392

	}

   393

   394

	{

   395

		Player *p;

   396

		uint i;

   397

   398

		/* Check for shares */

   399

		FOR_ALL_PLAYERS(p) {

   400

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

   401

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

   402

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

   403

					p->share_owners[i] = 0xFF;

   404

			}

   405

		}

   406

		p = GetPlayer(_current_player);

   407

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

   408

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

   409

			p->share_owners[i] = 0xFF;

   410

	}

   411

   412

	_current_player = old;

   413

   414

	MarkWholeScreenDirty();

   415

}

   416

   417

extern void DeletePlayerWindows(int pi);

   418

   419

static void PlayersCheckBankrupt(Player *p)

   420

{

   421

	int owner;

   422

	int64 val;

   423

   424

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

   425

	if (p->player_money >= 0) {

   426

		p->quarters_of_bankrupcy = 0;

   427

		return;

   428

	}

   429

   430

	p->quarters_of_bankrupcy++;

   431

   432

	owner = p->index;

   433

   434

	switch (p->quarters_of_bankrupcy) {

   435

		case 2:

   436

			AddNewsItem( (StringID)(owner + 16),

   437

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

   438

			break;

   439

		case 3: {

   440

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

   441

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

   442

			if (IS_HUMAN_PLAYER(owner)) {

   443

				AddNewsItem( (StringID)(owner + 16),

   444

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

   445

				break;

   446

			}

   447

   448

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

   449

			//  right now

   450

			val = CalculateCompanyValue(p);

   451

			if (val > 0) {

   452

				p->bankrupt_value = val;

   453

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

   454

				p->bankrupt_timeout = 0;

   455

				break;

   456

			}

   457

			// Else, falltrue to case 4...

   458

		}

   459

		case 4: {

   460

			// Close everything the owner has open

   461

			DeletePlayerWindows(owner);

   462

   463

//		Show bankrupt news

   464

			SetDParam(0, p->name_1);

   465

			SetDParam(1, p->name_2);

   466

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

   467

   468

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

   469

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

   470

				p->bankrupt_asked = 255;

   471

				p->bankrupt_timeout = 0x456;

   472

			} else {

   473

#ifdef ENABLE_NETWORK

   474

				if (IS_HUMAN_PLAYER(owner) && _network_server) {

   475

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

   476

					//  longer with us!

   477

					NetworkClientInfo *ci;

   478

					NetworkClientState *cs;

   479

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

   480

					FOR_ALL_CLIENTS(cs) {

   481

						ci = DEREF_CLIENT_INFO(cs);

   482

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

   483

							ci->client_playas = OWNER_SPECTATOR;

   484

							// Send the new info to all the clients

   485

							NetworkUpdateClientInfo(_network_own_client_index);

   486

						}

   487

					}

   488

				}

   489

				// Make sure the player no longer controls the company

   490

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

   491

					// Switch the player to spectator..

   492

					_local_player = OWNER_SPECTATOR;

   493

				}

   494

#endif /* ENABLE_NETWORK */

   495

   496

				// Convert everything the player owns to NO_OWNER

   497

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

   498

				ChangeOwnershipOfPlayerItems(owner, 0xFF); // 255 is no owner

   499

				// Register the player as not-active

   500

				p->is_active = false;

   501

			}

   502

		}