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

   118

	SET_EXPENSES_TYPE(EXPENSES_NEW_VEHICLES);

   119

   120

	cost = EstimateRoadVehCost(p1);

   121

	if (flags & DC_QUERY_COST)

   122

		return cost;

   123

   124

	v = AllocateVehicle();

   125

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

   126

		return_cmd_error(STR_00E1_TOO_MANY_VEHICLES_IN_GAME);

   127

   128

	/* find the first free roadveh id */

   129

	unit_num = GetFreeUnitNumber(VEH_Road);

   130

	if (unit_num > _patches.max_roadveh)

   131

		return_cmd_error(STR_00E1_TOO_MANY_VEHICLES_IN_GAME);

   132

   133

	if (flags & DC_EXEC) {

   134

		const RoadVehicleInfo *rvi = RoadVehInfo(p1);

   135

   136

		v->unitnumber = unit_num;

   137

		v->direction = 0;

   138

		v->owner = _current_player;

   139

   140

		v->tile = tile;

   141

		x = TileX(tile) * 16 + 8;

   142

		y = TileY(tile) * 16 + 8;

   143

		v->x_pos = x;

   144

		v->y_pos = y;

   145

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

   146

		v->z_height = 6;

   147

   148

		v->u.road.state = 254;

   149

		v->vehstatus = VS_HIDDEN|VS_STOPPED|VS_DEFPAL;

   150

   151

		v->spritenum = rvi->image_index;

   152

		v->cargo_type = rvi->cargo_type;

   153

		v->cargo_cap = rvi->capacity;

   154

//		v->cargo_count = 0;

   155

		v->value = cost;

   156

//		v->day_counter = 0;

   157

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

   158

//		v->load_unload_time_rem = 0;

   159

//		v->progress = 0;

   160

   161

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

   162

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

   163

   164

		v->last_station_visited = 0xFFFF;

   165

		v->max_speed = rvi->max_speed;

   166

		v->engine_type = (byte)p1;

   167

   168

		e = &_engines[p1];

   169

		v->reliability = e->reliability;

   170

		v->reliability_spd_dec = e->reliability_spd_dec;

   171

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

   172

		_new_roadveh_id = v->index;

   173

   174

		v->string_id = STR_SV_ROADVEH_NAME;

   175

   176

		v->service_interval = _patches.servint_roadveh;

   177

   178

		v->date_of_last_service = _date;

   179

		v->build_year = _cur_year;

   180

   181

		v->type = VEH_Road;

   182

		v->cur_image = 0xC15;

   183

   184

		VehiclePositionChanged(v);

   185

   186

		InvalidateWindow(WC_VEHICLE_DEPOT, v->tile);

   187

		RebuildVehicleLists();

   188

		InvalidateWindow(WC_COMPANY, v->owner);

   189

	}

   190

   191

	return cost;

   192

}

   193

   194

// p1 = vehicle

   195

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

   196

{

   197

	Vehicle *v;

   198

   199

	v = GetVehicle(p1);

   200

   201

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

   202

		return CMD_ERROR;

   203

   204

	if (flags & DC_EXEC) {

   205

		v->vehstatus ^= VS_STOPPED;

   206

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

   207

		InvalidateWindow(WC_VEHICLE_DEPOT, v->tile);

   208

	}

   209

   210

	return 0;

   211

}

   212

   213

//  p1 = vehicle index in GetVehicle()

   214

//  p2 not used

   215

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

   216

{

   217

	Vehicle *v;

   218

   219

	SET_EXPENSES_TYPE(EXPENSES_NEW_VEHICLES);

   220

   221

	v = GetVehicle(p1);

   222

   223

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

   224

		return CMD_ERROR;

   225

   226

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

   227

		return_cmd_error(STR_9013_MUST_BE_STOPPED_INSIDE);

   228

   229

	if (flags & DC_EXEC) {

   230

		// Invalidate depot

   231

		InvalidateWindow(WC_VEHICLE_DEPOT, v->tile);

   232

		RebuildVehicleLists();

   233

		InvalidateWindow(WC_COMPANY, v->owner);

   234

		DeleteWindowById(WC_VEHICLE_VIEW, v->index);

   235

		DeleteVehicle(v);

   236

	}

   237

   238

	return -(int32)v->value;

   239

}

   240

   241

typedef struct RoadFindDepotData {

   242

	uint best_length;

   243

	uint tile;

   244

	byte owner;

   245

} RoadFindDepotData;

   246

   247

static const byte _road_pf_directions[16] = {

   248

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

   249

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

   250

};

   251

   252

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

   253

{

   254

	tile += TileOffsByDir(_road_pf_directions[track]);

   255

   257

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

   258

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

   259

   260

		if (length < rfdd->best_length) {

   261

			rfdd->best_length = length;

   262

			rfdd->tile = tile;

   263

		}

   264

	}

   265

	return false;

   266

}

   267

   268

static int FindClosestRoadDepot(Vehicle *v)

   269

{

   270

	uint tile = v->tile;

   271

	int i;

   272

	RoadFindDepotData rfdd;

   273

   274

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

   275

   276

	rfdd.owner = v->owner;

   277

	rfdd.best_length = (uint)-1;

   278

   279

	/* search in all directions */

   280

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

   281

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

   282

   283

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

   284

		return -1;

   285

   286

	return GetDepotByTile(rfdd.tile);

   287

}

   288

   289

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

   290

{

   291

	Vehicle *v = GetVehicle(p1);

   292

	int depot;

   293

   294

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

   295

		return CMD_ERROR;

   296

   297

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

   298

		if (flags & DC_EXEC) {

   299

			if (v->current_order.flags & OF_UNLOAD)

   300

				v->cur_order_index++;

   301

			v->current_order.type = OT_DUMMY;

   302

			v->current_order.flags = 0;

   303

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

   304

		}

   305

		return 0;

   306

	}

   307

   308

	depot = FindClosestRoadDepot(v);

   309

	if (depot < 0)

   310

		return_cmd_error(STR_9019_UNABLE_TO_FIND_LOCAL_DEPOT);

   311

   312

	if (flags & DC_EXEC) {

   313

		v->current_order.type = OT_GOTO_DEPOT;

   314

		v->current_order.flags = OF_NON_STOP | OF_FULL_LOAD;

   315

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

   316

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

   317

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

   318

	}

   319

   320

	return 0;

   321

}

   322

   323

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

   324

{

   325

	Vehicle *v;

   326

   327

	v = GetVehicle(p1);

   328

   329

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

   330

		return CMD_ERROR;

   331

   332

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

   333

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

   334

			v->breakdown_ctr != 0 ||

   335

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

   336

			v->cur_speed < 5) {

   337

		_error_message = STR_EMPTY;

   338

		return CMD_ERROR;

   339

	}

   340

   341

	if (flags & DC_EXEC) {

   342

		v->u.road.reverse_ctr = 180;

   343

	}

   344

   345

	return 0;

   346

}

   347

   348

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

   349

{

   350

	Vehicle *v;

   351

   352

	v = GetVehicle(p1);

   353

   354

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

   355

		return CMD_ERROR;

   356

   357

	if (flags & DC_EXEC) {

   358

		v->service_interval = (uint16)p2;

   359

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

   360

	}

   361

   362

	return 0;

   363

}

   364

   365

   366

static void MarkRoadVehDirty(Vehicle *v)

   367

{

   368

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

   369

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

   370

}

   371

   372

static void UpdateRoadVehDeltaXY(Vehicle *v)

   373

{

   374

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

   375

	static const uint32 _delta_xy_table[8] = {

   376

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

   377

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

   378

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

   379

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

   380

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

   381

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

   382

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

   383

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

   384

	};

   385

#undef MKIT

   386

	uint32 x = _delta_xy_table[v->direction];

   387

	v->x_offs = (byte)x;

   388

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

   389

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

   390

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

   391

}

   392

   393

static void ClearCrashedStation(Vehicle *v)

   394

{

   395

	uint tile = v->tile;

   396

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

   397

	byte *b, bb;

   398

   399

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

   400

   401

	bb = *b;

   402

   403

	// mark station as not busy

   404

	bb &= ~0x80;

   405

   406

	// free parking bay

   407

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

   408

   409

	*b = bb;

   410

}

   411

   412

static void RoadVehDelete(Vehicle *v)

   413

{

   414

	DeleteWindowById(WC_VEHICLE_VIEW, v->index);

   415

	InvalidateWindow(WC_VEHICLE_DETAILS, v->index);

   416

   417

	RebuildVehicleLists();

   418

	InvalidateWindow(WC_COMPANY, v->owner);

   419

   421

		ClearCrashedStation(v);

   422

   423

	BeginVehicleMove(v);

   424

	EndVehicleMove(v);

   425

   426

	DeleteVehicle(v);

   427

}

   428

   429

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

   430

{

   431

	byte new_z, old_z;

   432

   433

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

   434

	_get_z_hint = v->z_pos;

   435

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

   436

	_get_z_hint = 0;

   437

   438

	old_z = v->z_pos;

   439

	v->z_pos = new_z;

   440

   441

	VehiclePositionChanged(v);

   442

	EndVehicleMove(v);

   443

	return old_z;

   444

}

   445

   446

static void RoadVehSetRandomDirection(Vehicle *v)

   447

{

   448

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

   449

	uint32 r = Random();

   450

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

   451

	BeginVehicleMove(v);

   452

	UpdateRoadVehDeltaXY(v);

   453

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

   454

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

   455

}

   456

   457

static void RoadVehIsCrashed(Vehicle *v)

   458

{

   459

	v->u.road.crashed_ctr++;

   460

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

   461

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

   462

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

   463

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

   464

			RoadVehSetRandomDirection(v);

   465

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

   466

		RoadVehDelete(v);

   467

	}

   468

}

   469

   470

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

   471

{

   472

	if (v->type != VEH_Train ||

   473

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

   474

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

   475

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

   476

				return NULL;

   477

	return v;

   478

}

   479

   480

static void RoadVehCrash(Vehicle *v)

   481

{

   482

	uint16 pass;

   483

   484

	v->u.road.crashed_ctr++;

   485

	v->vehstatus |= VS_CRASHED;

   486

   487

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

   488

   489

	pass = 1;

   490

	if (v->cargo_type == 0)

   491

		pass += v->cargo_count;

   492

	v->cargo_count = 0;

   493

	SetDParam(0, pass);

   494

   495

	AddNewsItem(STR_9031_ROAD_VEHICLE_CRASH_DRIVER+(pass!=1),

   496

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

   497

		v->index,

   498

		0);

   499

   500

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

   501

	SndPlayVehicleFx(SND_12_EXPLOSION, v);

   502

}

   503

   504

static void RoadVehCheckTrainCrash(Vehicle *v)

   505

{

   506

	uint tile;

   507

   508

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

   509

		return;

   510

   511

	tile = v->tile;

   512

   513

	// Make sure it's a road/rail crossing

   515

	    (_map5[tile] & 0xF0) != 0x10)

   516

				return;

   517