1

#include "stdafx.h"

     2

#include "ttd.h"

     3

#include "table/strings.h"

     4

#include "map.h"

     5

#include "vehicle.h"

     6

#include "engine.h"

     7

#include "command.h"

     8

#include "station.h"

     9

#include "news.h"

    10

#include "gfx.h"

    11

#include "pathfind.h"

    12

#include "player.h"

    13

#include "sound.h"

    14

    15

void ShowRoadVehViewWindow(Vehicle *v);

    16

    17

static const uint16 _roadveh_images[63] = {

    18

	0xCD4, 0xCDC, 0xCE4, 0xCEC, 0xCF4, 0xCFC, 0xD0C, 0xD14,

    19

	0xD24, 0xD1C, 0xD2C, 0xD04, 0xD1C, 0xD24, 0xD6C, 0xD74,

    20

	0xD7C, 0xC14, 0xC1C, 0xC24, 0xC2C, 0xC34, 0xC3C, 0xC4C,

    21

	0xC54, 0xC64, 0xC5C, 0xC6C, 0xC44, 0xC5C, 0xC64, 0xCAC,

    22

	0xCB4, 0xCBC, 0xD94, 0xD9C, 0xDA4, 0xDAC, 0xDB4, 0xDBC,

    23

	0xDCC, 0xDD4, 0xDE4, 0xDDC, 0xDEC, 0xDC4, 0xDDC, 0xDE4,

    24

	0xE2C, 0xE34, 0xE3C, 0xC14, 0xC1C, 0xC2C, 0xC3C, 0xC4C,

    25

	0xC5C, 0xC64, 0xC6C, 0xC74, 0xC84, 0xC94, 0xCA4

    26

};

    27

    28

static const uint16 _roadveh_full_adder[63] = {

    29

    0,  88,   0,   0,   0,   0,  48,  48,

    30

   48,  48,   0,   0,  64,  64,   0,  16,

    31

   16,   0,  88,   0,   0,   0,   0,  48,

    32

   48,  48,  48,   0,   0,  64,  64,   0,

    33

   16,  16,   0,  88,   0,   0,   0,   0,

    34

   48,  48,  48,  48,   0,   0,  64,  64,

    35

    0,  16,  16,   0,   8,   8,   8,   8,

    36

    0,   0,   0,   8,   8,   8,   8

    37

};

    38

    39

    40

static const uint16 _road_veh_fp_ax_or[4] = {

    41

	0x100,0x200,1,2,

    42

};

    43

    44

static const uint16 _road_veh_fp_ax_and[4] = {

    45

	0x1009, 0x16, 0x520, 0x2A00

    46

};

    47

    48

static const byte _road_reverse_table[4] = {

    49

	6, 7, 14, 15

    50

};

    51

    52

static const uint16 _road_pf_table_3[4] = {

    53

	0x910, 0x1600, 0x2005, 0x2A

    54

};

    55

    56

int GetRoadVehImage(Vehicle *v, byte direction)

    57

{

    58

	int img = v->spritenum;

    59

	int image;

    60

    61

	if (is_custom_sprite(img)) {

    62

		image = GetCustomVehicleSprite(v, direction);

    63

		if (image) return image;

    64

		img = _engine_original_sprites[v->engine_type];

    65

	}

    66

    67

	image = direction + _roadveh_images[img];

    68

	if (v->cargo_count >= (v->cargo_cap >> 1))

    69

		image += _roadveh_full_adder[img];

    70

	return image;

    71

}

    72

    73

void DrawRoadVehEngine(int x, int y, int engine, uint32 image_ormod)

    74

{

    75

	int spritenum = RoadVehInfo(engine)->image_index;

    76

    77

	if (is_custom_sprite(spritenum)) {

    78

		int sprite = GetCustomVehicleIcon(engine, 6);

    79

    80

		if (sprite) {

    81

			DrawSprite(sprite | image_ormod, x, y);

    82

			return;

    83

		}

    84

		spritenum = _engine_original_sprites[engine];

    85

	}

    86

	DrawSprite((6 + _roadveh_images[spritenum]) | image_ormod, x, y);

    87

}

    88

    89

void DrawRoadVehEngineInfo(int engine, int x, int y, int maxw)

    90

{

    91

	const RoadVehicleInfo *rvi = RoadVehInfo(engine);

    92

    93

	SetDParam(0, ((_price.roadveh_base >> 3) * rvi->base_cost) >> 5);

    94

	SetDParam(1, rvi->max_speed * 10 >> 5);

    95

	SetDParam(2, rvi->running_cost * _price.roadveh_running >> 8);

    96

    97

	SetDParam(4, rvi->capacity);

    98

	SetDParam(3, _cargoc.names_long_p[rvi->cargo_type]);

    99

   100

	DrawStringMultiCenter(x, y, STR_902A_COST_SPEED_RUNNING_COST, maxw);

   101

}

   102

   103

int32 EstimateRoadVehCost(byte engine_type)

   104

{

   105

	return ((_price.roadveh_base >> 3) * RoadVehInfo(engine_type)->base_cost) >> 5;

   106

}

   107

   108

// p1 = engine_type

   109

// p2 not used

   110

int32 CmdBuildRoadVeh(int x, int y, uint32 flags, uint32 p1, uint32 p2)

   111

{

   112

	int32 cost;

   113

	Vehicle *v;

   114

	byte unit_num;

   115

	uint tile = TILE_FROM_XY(x,y);

   116

	Engine *e;

   117

   120

	SET_EXPENSES_TYPE(EXPENSES_NEW_VEHICLES);

   121

   122

	cost = EstimateRoadVehCost(p1);

   123

	if (flags & DC_QUERY_COST)

   124

		return cost;

   125

   126

	v = AllocateVehicle();

   127

	if (v == NULL || IsOrderPoolFull())

   128

		return_cmd_error(STR_00E1_TOO_MANY_VEHICLES_IN_GAME);

   129

   130

	/* find the first free roadveh id */

   131

	unit_num = GetFreeUnitNumber(VEH_Road);

   132

	if (unit_num > _patches.max_roadveh)

   133

		return_cmd_error(STR_00E1_TOO_MANY_VEHICLES_IN_GAME);

   134

   135

	if (flags & DC_EXEC) {

   136

		const RoadVehicleInfo *rvi = RoadVehInfo(p1);

   137

   138

		v->unitnumber = unit_num;

   139

		v->direction = 0;

   140

		v->owner = _current_player;

   141

   142

		v->tile = tile;

   143

		x = TileX(tile) * 16 + 8;

   144

		y = TileY(tile) * 16 + 8;

   145

		v->x_pos = x;

   146

		v->y_pos = y;

   147

		v->z_pos = GetSlopeZ(x,y);

   148

		v->z_height = 6;

   149

   150

		v->u.road.state = 254;

   151

		v->vehstatus = VS_HIDDEN|VS_STOPPED|VS_DEFPAL;

   152

   153

		v->spritenum = rvi->image_index;

   154

		v->cargo_type = rvi->cargo_type;

   155

		v->cargo_cap = rvi->capacity;

   156

//		v->cargo_count = 0;

   157

		v->value = cost;

   158

//		v->day_counter = 0;

   159

//		v->next_order_param = v->next_order = 0;

   160

//		v->load_unload_time_rem = 0;

   161

//		v->progress = 0;

   162

   163

//	v->u.road.unk2 = 0;

   164

//	v->u.road.overtaking = 0;

   165

   166

		v->last_station_visited = 0xFFFF;

   167

		v->max_speed = rvi->max_speed;

   168

		v->engine_type = (byte)p1;

   169

   170

		e = &_engines[p1];

   171

		v->reliability = e->reliability;

   172

		v->reliability_spd_dec = e->reliability_spd_dec;

   173

		v->max_age = e->lifelength * 366;

   174

		_new_roadveh_id = v->index;

   175

   176

		v->string_id = STR_SV_ROADVEH_NAME;

   177

   178

		v->service_interval = _patches.servint_roadveh;

   179

   180

		v->date_of_last_service = _date;

   181

		v->build_year = _cur_year;

   182

   183

		v->type = VEH_Road;

   184

		v->cur_image = 0xC15;

   185

   186

		VehiclePositionChanged(v);

   187

   188

		InvalidateWindow(WC_VEHICLE_DEPOT, v->tile);

   189

		RebuildVehicleLists();

   190

		InvalidateWindow(WC_COMPANY, v->owner);

   191

	}

   192

   193

	InvalidateWindow(WC_REPLACE_VEHICLE, VEH_Road); // updates the replace Road window

   194

   195

	return cost;

   196

}

   197

   198

// p1 = vehicle

   199

int32 CmdStartStopRoadVeh(int x, int y, uint32 flags, uint32 p1, uint32 p2)

   200

{

   201

	Vehicle *v;

   202

   203

	v = GetVehicle(p1);

   204

   205

	if (v->type != VEH_Road || !CheckOwnership(v->owner))

   206

		return CMD_ERROR;

   207

   208

	if (flags & DC_EXEC) {

   209

		v->vehstatus ^= VS_STOPPED;

   210

		InvalidateWindowWidget(WC_VEHICLE_VIEW, v->index, STATUS_BAR);

   211

		InvalidateWindow(WC_VEHICLE_DEPOT, v->tile);

   212

	}

   213

   214

	return 0;

   215

}

   216

   217

//  p1 = vehicle index in GetVehicle()

   218

//  p2 not used

   219

int32 CmdSellRoadVeh(int x, int y, uint32 flags, uint32 p1, uint32 p2)

   220

{

   221

	Vehicle *v;

   222

   223

	SET_EXPENSES_TYPE(EXPENSES_NEW_VEHICLES);

   224

   225

	v = GetVehicle(p1);

   226

   227

	if (v->type != VEH_Road || !CheckOwnership(v->owner))

   228

		return CMD_ERROR;

   229

   230

	if (!IsRoadDepotTile(v->tile) || v->u.road.state != 254 || !(v->vehstatus&VS_STOPPED))

   231

		return_cmd_error(STR_9013_MUST_BE_STOPPED_INSIDE);

   232

   233

	if (flags & DC_EXEC) {

   234

		// Invalidate depot

   235

		InvalidateWindow(WC_VEHICLE_DEPOT, v->tile);

   236

		RebuildVehicleLists();

   237

		InvalidateWindow(WC_COMPANY, v->owner);

   238

		DeleteWindowById(WC_VEHICLE_VIEW, v->index);

   239

		DeleteVehicle(v);

   240

	}

   241

	InvalidateWindow(WC_REPLACE_VEHICLE, VEH_Road); // updates the replace Road window

   242

   243

	return -(int32)v->value;

   244

}

   245

   246

typedef struct RoadFindDepotData {

   247

	uint best_length;

   248

	uint tile;

   249

	byte owner;

   250

} RoadFindDepotData;

   251

   252

static const byte _road_pf_directions[16] = {

   253

	0, 1, 0, 1, 2, 1, 255, 255,

   254

	2, 3, 3, 2, 3, 0, 255, 255,

   255

};

   256

   257

static bool EnumRoadSignalFindDepot(uint tile, RoadFindDepotData *rfdd, int track, uint length, byte *state)

   258

{

   259

	tile += TileOffsByDir(_road_pf_directions[track]);

   260

   261

	if (IsTileType(tile, MP_STREET) &&

   262

			(_map5[tile] & 0xF0) == 0x20 &&

   263

			_map_owner[tile] == rfdd->owner) {

   264

   265

		if (length < rfdd->best_length) {

   266

			rfdd->best_length = length;

   267

			rfdd->tile = tile;

   268

		}

   269

	}

   270

	return false;

   271

}

   272

   273

static int FindClosestRoadDepot(Vehicle *v)

   274

{

   275

	uint tile = v->tile;

   276

	int i;

   277

	RoadFindDepotData rfdd;

   278

   279

	if (v->u.road.state == 255) { tile = GetVehicleOutOfTunnelTile(v); }

   280

   281

	rfdd.owner = v->owner;

   282

	rfdd.best_length = (uint)-1;

   283

   284

	/* search in all directions */

   285

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

   286

		FollowTrack(tile, 0x2000 | TRANSPORT_ROAD, i, (TPFEnumProc*)EnumRoadSignalFindDepot, NULL, &rfdd);

   287

   288

	if (rfdd.best_length == (uint)-1)

   289

		return -1;

   290

   291

	return GetDepotByTile(rfdd.tile);

   292

}

   293

   294

int32 CmdSendRoadVehToDepot(int x, int y, uint32 flags, uint32 p1, uint32 p2)

   295

{

   296

	Vehicle *v = GetVehicle(p1);

   297

	int depot;

   298

   299

	if (v->type != VEH_Road || !CheckOwnership(v->owner))

   300

		return CMD_ERROR;

   301

   302

	if (v->current_order.type == OT_GOTO_DEPOT) {

   303

		if (flags & DC_EXEC) {

   304

			if (v->current_order.flags & OF_UNLOAD)

   305

				v->cur_order_index++;

   306

			v->current_order.type = OT_DUMMY;

   307

			v->current_order.flags = 0;

   308

			InvalidateWindowWidget(WC_VEHICLE_VIEW, v->index, STATUS_BAR);

   309

		}

   310

		return 0;

   311

	}

   312

   313

	depot = FindClosestRoadDepot(v);

   314

	if (depot < 0)

   315

		return_cmd_error(STR_9019_UNABLE_TO_FIND_LOCAL_DEPOT);

   316

   317

	if (flags & DC_EXEC) {

   318

		v->current_order.type = OT_GOTO_DEPOT;

   319

		v->current_order.flags = OF_NON_STOP | OF_FULL_LOAD;

   320

		v->current_order.station = (byte)depot;

   321

		v->dest_tile = _depots[depot].xy;

   322

		InvalidateWindowWidget(WC_VEHICLE_VIEW, v->index, STATUS_BAR);

   323

	}

   324

   325

	return 0;

   326

}

   327

   328

int32 CmdTurnRoadVeh(int x, int y, uint32 flags, uint32 p1, uint32 p2)

   329

{

   330

	Vehicle *v;

   331

   332

	v = GetVehicle(p1);

   333

   334

	if (v->type != VEH_Road || !CheckOwnership(v->owner))

   335

		return CMD_ERROR;

   336

   337

	if (v->vehstatus & (VS_HIDDEN|VS_STOPPED) ||

   338

			v->u.road.crashed_ctr != 0 ||

   339

			v->breakdown_ctr != 0 ||

   340

			v->u.road.overtaking != 0 ||

   341

			v->cur_speed < 5) {

   342

		_error_message = STR_EMPTY;

   343

		return CMD_ERROR;

   344

	}

   345

   346

	if (flags & DC_EXEC) {

   347

		v->u.road.reverse_ctr = 180;

   348

	}

   349

   350

	return 0;

   351

}

   352

   353

int32 CmdChangeRoadVehServiceInt(int x, int y, uint32 flags, uint32 p1, uint32 p2)

   354

{

   355

	Vehicle *v;

   356

   357

	v = GetVehicle(p1);

   358

   359

	if (v->type != VEH_Road || !CheckOwnership(v->owner))

   360

		return CMD_ERROR;

   361

   362

	if (flags & DC_EXEC) {

   363

		v->service_interval = (uint16)p2;

   364

		InvalidateWindowWidget(WC_VEHICLE_DETAILS, v->index, 7);

   365

	}

   366

   367

	return 0;

   368

}

   369

   370

   371

static void MarkRoadVehDirty(Vehicle *v)

   372

{

   373

	v->cur_image = GetRoadVehImage(v, v->direction);

   374

	MarkAllViewportsDirty(v->left_coord, v->top_coord, v->right_coord + 1, v->bottom_coord + 1);

   375

}

   376

   377

static void UpdateRoadVehDeltaXY(Vehicle *v)

   378

{

   379

#define MKIT(a,b,c,d) ((a&0xFF)<<24) | ((b&0xFF)<<16) | ((c&0xFF)<<8) | ((d&0xFF)<<0)

   380

	static const uint32 _delta_xy_table[8] = {

   381

		MKIT(3, 3, -1, -1),

   382

		MKIT(3, 7, -1, -3),

   383

		MKIT(3, 3, -1, -1),

   384

		MKIT(7, 3, -3, -1),

   385

		MKIT(3, 3, -1, -1),

   386

		MKIT(3, 7, -1, -3),

   387

		MKIT(3, 3, -1, -1),

   388

		MKIT(7, 3, -3, -1),

   389

	};

   390

#undef MKIT

   391

	uint32 x = _delta_xy_table[v->direction];

   392

	v->x_offs = (byte)x;

   393

	v->y_offs = (byte)(x>>=8);

   394

	v->sprite_width = (byte)(x>>=8);

   395

	v->sprite_height = (byte)(x>>=8);

   396

}

   397

   398

static void ClearCrashedStation(Vehicle *v)

   399

{

   400

	uint tile = v->tile;

   401

	Station *st = GetStation(_map2[tile]);

   402

	byte *b, bb;

   403

   404

	b = (_map5[tile] >= 0x47) ? &st->bus_stop_status : &st->truck_stop_status;

   405

   406

	bb = *b;

   407

   408

	// mark station as not busy

   409

	bb &= ~0x80;

   410

   411

	// free parking bay

   412

	bb |= (v->u.road.state&0x02)?2:1;

   413

   414

	*b = bb;

   415

}

   416

   417

static void RoadVehDelete(Vehicle *v)

   418

{

   419

	DeleteWindowById(WC_VEHICLE_VIEW, v->index);

   420

	InvalidateWindow(WC_VEHICLE_DETAILS, v->index);

   421

   422

	RebuildVehicleLists();

   423

	InvalidateWindow(WC_COMPANY, v->owner);

   424

   425

	if (IsTileType(v->tile, MP_STATION))

   426

		ClearCrashedStation(v);

   427

   428

	BeginVehicleMove(v);

   429

	EndVehicleMove(v);

   430

   431

	DeleteVehicle(v);

   432

}

   433

   434

static byte SetRoadVehPosition(Vehicle *v, int x, int y)

   435

{

   436

	byte new_z, old_z;

   437

   438

	// need this hint so it returns the right z coordinate on bridges.

   439

	_get_z_hint = v->z_pos;

   440

	new_z = GetSlopeZ(v->x_pos=x, v->y_pos=y);

   441

	_get_z_hint = 0;

   442

   443

	old_z = v->z_pos;

   444

	v->z_pos = new_z;

   445

   446

	VehiclePositionChanged(v);

   447

	EndVehicleMove(v);

   448

	return old_z;

   449

}

   450

   451

static void RoadVehSetRandomDirection(Vehicle *v)

   452

{

   453

	static const int8 _turn_prob[4] = { -1, 0, 0, 1 };

   454

	uint32 r = Random();

   455

	v->direction = (v->direction+_turn_prob[r&3])&7;

   456

	BeginVehicleMove(v);

   457

	UpdateRoadVehDeltaXY(v);

   458

	v->cur_image = GetRoadVehImage(v, v->direction);

   459

	SetRoadVehPosition(v, v->x_pos, v->y_pos);

   460

}

   461

   462

static void RoadVehIsCrashed(Vehicle *v)

   463

{

   464

	v->u.road.crashed_ctr++;

   465

	if (v->u.road.crashed_ctr == 2) {

   466

		CreateEffectVehicleRel(v,4,4,8,EV_CRASHED_SMOKE);

   467

	} else if (v->u.road.crashed_ctr <= 45) {

   468

		if ((v->tick_counter&7)==0)

   469

			RoadVehSetRandomDirection(v);

   470

	} else if (v->u.road.crashed_ctr >= 2220) {

   471

		RoadVehDelete(v);

   472

	}

   473

}

   474

   475

static void *EnumCheckRoadVehCrashTrain(Vehicle *v, Vehicle *u)

   476

{

   477

	if (v->type != VEH_Train ||

   478

			myabs(v->z_pos - u->z_pos) > 6 ||

   479

			myabs(v->x_pos - u->x_pos) > 4 ||

   480

			myabs(v->y_pos - u->y_pos) > 4)

   481

				return NULL;

   482

	return v;

   483

}

   484

   485

static void RoadVehCrash(Vehicle *v)

   486

{

   487

	uint16 pass;

   488

   489

	v->u.road.crashed_ctr++;

   490

	v->vehstatus |= VS_CRASHED;

   491

   492

	InvalidateWindowWidget(WC_VEHICLE_VIEW, v->index, STATUS_BAR);

   493

   494

	pass = 1;

   495

	if (v->cargo_type == 0)

   496

		pass += v->cargo_count;

   497

	v->cargo_count = 0;

   498

	SetDParam(0, pass);

   499

   500

	AddNewsItem(STR_9031_ROAD_VEHICLE_CRASH_DRIVER+(pass!=1),

   501

		NEWS_FLAGS(NM_THIN, NF_VIEWPORT|NF_VEHICLE, NT_ACCIDENT, 0),

   502

		v->index,

   503

		0);

   504

   505

	ModifyStationRatingAround(v->tile, v->owner, -160, 22);

   506

	SndPlayVehicleFx(SND_12_EXPLOSION, v);

   507

}

   508

   509

static void RoadVehCheckTrainCrash(Vehicle *v)

   510

{

   511

	uint tile;

   512

   513

	if (v->u.road.state == 255)

   514

		return;

   515

   516

	tile = v->tile;