1

#include "stdafx.h"

     2

#include "ttd.h"

     3

#include "vehicle.h"

     4

#include "engine.h"

     5

#include "command.h"

     6

#include "station.h"

     7

#include "news.h"

     8

#include "gfx.h"

     9

#include "pathfind.h"

    10

#include "player.h"

    11

#include "sound.h"

    12

    13

void ShowRoadVehViewWindow(Vehicle *v);

    14

    15

static const uint16 _roadveh_images[63] = {

    16

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

    17

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

    18

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

    19

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

    20

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

    21

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

    22

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

    23

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

    24

};

    25

    26

static const uint16 _roadveh_full_adder[63] = {

    27

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

    28

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

    29

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

    30

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

    31

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

    32

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

    33

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

    34

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

    35

};

    36

    37

    38

static const uint16 _road_veh_fp_ax_or[4] = {

    39

	0x100,0x200,1,2,

    40

};

    41

    42

static const uint16 _road_veh_fp_ax_and[4] = {

    43

	0x1009, 0x16, 0x520, 0x2A00

    44

};

    45

    46

static const byte _road_reverse_table[4] = {

    47

	6, 7, 14, 15

    48

};

    49

    50

static const uint16 _road_pf_table_3[4] = {

    51

	0x910, 0x1600, 0x2005, 0x2A

    52

};

    53

    54

int GetRoadVehImage(Vehicle *v, byte direction)

    55

{

    56

	int img = v->spritenum;

    57

	int image;

    58

    59

#ifdef ROADVEH_CUSTOM_SPRITES // TODO --pasky

    60

	if (is_custom_sprite(img)) {

    61

		image = GetCustomVehicleSprite(v, direction);

    62

		if (image) return image;

    63

		img = _engine_original_sprites[v->engine_type];

    64

	}

    65

#endif

    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

{

    76

}

    77

    78

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

    79

{

    83

    86

    87

	DrawStringMultiCenter(x, y, STR_902A_COST_SPEED_RUNNING_COST, maxw);

    88

}

    89

    90

static int32 EstimateRoadVehCost(byte engine_type)

    91

{

    93

}

    94

    95

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

    96

{

    97

	int32 cost;

    98

	Vehicle *v;

    99

	byte unit_num;

   100

	uint tile = TILE_FROM_XY(x,y);

   101

	Engine *e;

   102

   103

	SET_EXPENSES_TYPE(EXPENSES_NEW_VEHICLES);

   104

   105

	cost = EstimateRoadVehCost(p1);

   106

	if (flags & DC_QUERY_COST)

   107

		return cost;

   108

   109

	v = AllocateVehicle();

   110

	if (v == NULL || _ptr_to_next_order >= endof(_order_array))

   111

		return_cmd_error(STR_00E1_TOO_MANY_VEHICLES_IN_GAME);

   112

   113

	/* find the first free roadveh id */

   114

	unit_num = GetFreeUnitNumber(VEH_Road);

   115

	if (unit_num > _patches.max_roadveh)

   116

		return_cmd_error(STR_00E1_TOO_MANY_VEHICLES_IN_GAME);

   117

   118

	if (flags & DC_EXEC) {

   119

		v->unitnumber = unit_num;

   120

		v->direction = 0;

   121

		v->owner = _current_player;

   122

   123

		v->tile = tile;

   124

		x = GET_TILE_X(tile)*16 + 8;

   125

		y = GET_TILE_Y(tile)*16 + 8;

   126

		v->x_pos = x;

   127

		v->y_pos = y;

   128

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

   129

		v->z_height = 6;

   130

   131

		v->u.road.state = 254;

   132

		v->vehstatus = VS_HIDDEN|VS_STOPPED|VS_DEFPAL;

   133

   137

//		v->cargo_count = 0;

   138

		v->value = cost;

   139

//		v->day_counter = 0;

   140

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

   141

//		v->load_unload_time_rem = 0;

   142

//		v->progress = 0;

   143

   144

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

   145

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

   146

   147

		v->last_station_visited = 0xFF;

   149

		v->engine_type = (byte)p1;

   150

   151

		e = &_engines[p1];

   152

		v->reliability = e->reliability;

   153

		v->reliability_spd_dec = e->reliability_spd_dec;

   154

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

   155

		_new_roadveh_id = v->index;

   156

   157

		v->string_id = STR_SV_ROADVEH_NAME;

   158

		*(v->schedule_ptr = _ptr_to_next_order++) = 0;

   159

   160

		v->service_interval = _patches.servint_roadveh;

   161

   162

		v->date_of_last_service = _date;

   163

		v->build_year = _cur_year;

   164

   165

		v->type = VEH_Road;

   166

		v->cur_image = 0xC15;

   167

   168

		VehiclePositionChanged(v);

   169

   170

		InvalidateWindow(WC_VEHICLE_DEPOT, v->tile);

   171

		_vehicle_sort_dirty[VEHROAD] = true; // build a new bus/truck

   172

		InvalidateWindow(WC_ROADVEH_LIST, v->owner);

   173

		InvalidateWindow(WC_COMPANY, v->owner);

   174

	}

   175

   176

	return cost;

   177

}

   178

   179

// p1 = vehicle

   180

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

   181

{

   182

	Vehicle *v;

   183

   184

	v = &_vehicles[p1];

   185

   186

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

   187

		return CMD_ERROR;

   188

   189

	if (flags & DC_EXEC) {

   190

		v->vehstatus ^= VS_STOPPED;

   191

		InvalidateWindowWidget(WC_VEHICLE_VIEW, v->index, 4);

   192

		InvalidateWindow(WC_VEHICLE_DEPOT, v->tile);

   193

	}

   194

   195

	return 0;

   196

}

   197

   198

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

   199

{

   200

	Vehicle *v;

   201

   202

	SET_EXPENSES_TYPE(EXPENSES_NEW_VEHICLES);

   203

   204

	v = &_vehicles[p1];

   205

   206

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

   207

		return CMD_ERROR;

   208

   209

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

   210

		return_cmd_error(STR_9013_MUST_BE_STOPPED_INSIDE);

   211

   212

	if (flags & DC_EXEC) {

   213

		// Invalidate depot

   214

		InvalidateWindow(WC_VEHICLE_DEPOT, v->tile);

   215

		_vehicle_sort_dirty[VEHROAD] = true; // sell a bus/truck

   216

		InvalidateWindow(WC_ROADVEH_LIST, v->owner);

   217

		InvalidateWindow(WC_COMPANY, v->owner);

   218

		DeleteWindowById(WC_VEHICLE_VIEW, v->index);

   219

		DeleteVehicle(v);

   220

	}

   221

   222

	return -(int32)v->value;

   223

}

   224

   225

typedef struct RoadFindDepotData {

   226

	uint best_length;

   227

	uint tile;

   228

	byte owner;

   229

} RoadFindDepotData;

   230

   231

   232

static const TileIndexDiff _road_find_sig_dir_mod[4] = {

   233

	TILE_XY(-1,0),

   234

	TILE_XY(0,1),

   235

	TILE_XY(1,0),

   236

	TILE_XY(0,-1),

   237

};

   238

   239

static const byte _road_pf_directions[16] = {

   240

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

   241

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

   242

};

   243

   244

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

   245

{

   246

	tile += _road_find_sig_dir_mod[_road_pf_directions[track]];

   247

   248

	if (IS_TILETYPE(tile, MP_STREET) &&

   249

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

   250

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

   251

   252

		if (length < rfdd->best_length) {

   253

			rfdd->best_length = length;

   254

			rfdd->tile = tile;

   255

		}

   256

	}

   257

	return false;

   258

}

   259

   260

static int FindClosestRoadDepot(Vehicle *v)

   261

{

   262

	uint tile = v->tile;

   263

	int i;

   264

	RoadFindDepotData rfdd;

   265

   266

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

   267

   268

	rfdd.owner = v->owner;

   269

	rfdd.best_length = (uint)-1;

   270

   271

	/* search in all directions */

   272

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

   273

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

   274

   275

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

   276

		return -1;

   277

   278

	return GetDepotByTile(rfdd.tile);

   279

}

   280

   281

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

   282

{

   283

	Vehicle *v = &_vehicles[p1];

   284

	int depot;

   285

   286

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

   287

		return CMD_ERROR;

   288

   289

	if ((v->next_order & OT_MASK) == OT_GOTO_DEPOT) {

   290

		if (flags & DC_EXEC) {

   291

			if (v->next_order & OF_UNLOAD)

   292

				v->cur_order_index++;

   293

			v->next_order = OT_DUMMY;

   294

			InvalidateWindowWidget(WC_VEHICLE_VIEW, v->index, 4);

   295

		}

   296

		return 0;

   297

	}

   298

   299

	depot = FindClosestRoadDepot(v);

   300

	if (depot < 0)

   301

		return_cmd_error(STR_9019_UNABLE_TO_FIND_LOCAL_DEPOT);

   302

   303

	if (flags & DC_EXEC) {

   304

		v->next_order = OF_NON_STOP | OF_FULL_LOAD | OT_GOTO_DEPOT;

   305

		v->next_order_param = (byte)depot;

   306

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

   307

		InvalidateWindowWidget(WC_VEHICLE_VIEW, v->index, 4);

   308

	}

   309

   310

	return 0;

   311

}

   312

   313

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

   314

{

   315

	Vehicle *v;

   316

   317

	v = &_vehicles[p1];

   318

   319

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

   320

		return CMD_ERROR;

   321

   322

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

   323

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

   324

			v->breakdown_ctr != 0 ||

   325

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

   326

			v->cur_speed < 5) {

   327

		_error_message = STR_EMPTY;

   328

		return CMD_ERROR;

   329

	}

   330

   331

	if (flags & DC_EXEC) {

   332

		v->u.road.reverse_ctr = 180;

   333

	}

   334

   335

	return 0;

   336

}

   337

   338

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

   339

{

   340

	Vehicle *v;

   341

   342

	v = &_vehicles[p1];

   343

   344

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

   345

		return CMD_ERROR;

   346

   347

	if (flags & DC_EXEC) {

   348

		v->service_interval = (uint16)p2;

   349

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

   350

	}

   351

   352

	return 0;

   353

}

   354

   355

   356

static void MarkRoadVehDirty(Vehicle *v)

   357

{

   358

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

   359

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

   360

}

   361

   362

static void UpdateRoadVehDeltaXY(Vehicle *v)

   363

{

   364

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

   365

	static const uint32 _delta_xy_table[8] = {

   366

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

   367

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

   368

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

   369

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

   370

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

   371

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

   372

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

   373

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

   374

	};

   375

#undef MKIT

   376

	uint32 x = _delta_xy_table[v->direction];

   377

	v->x_offs = (byte)x;

   378

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

   379

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

   380

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

   381

}

   382

   383

static void ClearCrashedStation(Vehicle *v)

   384

{

   385

	uint tile = v->tile;

   386

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

   387

	byte *b, bb;

   388

   389

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

   390

   391

	bb = *b;

   392

   393

	// mark station as not busy

   394

	bb &= ~0x80;

   395

   396

	// free parking bay

   397

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

   398

   399

	*b = bb;

   400

}

   401

   402

static void RoadVehDelete(Vehicle *v)

   403

{

   404

	DeleteWindowById(WC_VEHICLE_VIEW, v->index);

   405

	InvalidateWindow(WC_VEHICLE_DETAILS, v->index);

   406

   407

	_vehicle_sort_dirty[VEHROAD] = true; // delete bus/truck (eg. crash for example)

   408

	InvalidateWindow(WC_ROADVEH_LIST, v->owner);

   409

	InvalidateWindow(WC_COMPANY, v->owner);

   410

   411

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

   412

		ClearCrashedStation(v);

   413

   414

	BeginVehicleMove(v);

   415

	EndVehicleMove(v);

   416

   417

	DeleteVehicle(v);

   418

}

   419

   420

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

   421

{

   422

	byte new_z, old_z;

   423

   424

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

   425

	_get_z_hint = v->z_pos;

   426

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

   427

	_get_z_hint = 0;

   428

   429

	old_z = v->z_pos;

   430

	v->z_pos = new_z;

   431

   432

	VehiclePositionChanged(v);

   433

	EndVehicleMove(v);

   434

	return old_z;

   435

}

   436

   437

static void RoadVehSetRandomDirection(Vehicle *v)

   438

{

   439

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

   440

	uint32 r = Random();

   441

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

   442

	BeginVehicleMove(v);

   443

	UpdateRoadVehDeltaXY(v);

   444

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

   445

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

   446

}

   447

   448

static void RoadVehIsCrashed(Vehicle *v)

   449

{

   450

	v->u.road.crashed_ctr++;

   451

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

   452

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

   453

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

   454

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

   455

			RoadVehSetRandomDirection(v);

   456

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

   457

		RoadVehDelete(v);

   458

	}

   459

}

   460

   461

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

   462

{

   463

	if (v->type != VEH_Train ||

   464

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

   465

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

   466

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

   467

				return NULL;

   468

	return v;

   469

}

   470

   471

static void RoadVehCrash(Vehicle *v)

   472

{

   473

	uint16 pass;

   474

   475

	v->u.road.crashed_ctr++;

   476

	v->vehstatus |= VS_CRASHED;

   477

   478

	InvalidateWindowWidget(WC_VEHICLE_VIEW, v->index, 4);

   479

   480

	pass = 1;

   481

	if (v->cargo_type == 0)

   482

		pass += v->cargo_count;

   483

	v->cargo_count = 0;

   484

	SET_DPARAM16(0, pass);

   485

   486

	AddNewsItem(STR_9031_ROAD_VEHICLE_CRASH_DRIVER+(pass!=1),

   487

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

   488

		v->index,

   489

		0);

   490

   491

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

   492

	SndPlayVehicleFx(16, v);

   493

}

   494

   495

static void RoadVehCheckTrainCrash(Vehicle *v)

   496

{

   497

	uint tile;

   498

   499

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

   500

		return;

   501

   502

	tile = v->tile;

   503

   504

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

   505

	if (!IS_TILETYPE(tile, MP_STREET) ||

   506

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

   507

				return;

   508

   509

	if (VehicleFromPos(tile, v, (VehicleFromPosProc*)EnumCheckRoadVehCrashTrain) != NULL)

   510

		RoadVehCrash(v);

   511

}

   512

   513

static void HandleBrokenRoadVeh(Vehicle *v)

   514

{

   515

	if (v->breakdown_ctr != 1) {

   516

		v->breakdown_ctr = 1;

   517

		v->cur_speed = 0;

   518

   519

		if (v->breakdowns_since_last_service != 255)

   520

			v->breakdowns_since_last_service++;

   521

   522

		InvalidateWindow(WC_VEHICLE_VIEW, v->index);

   523

		InvalidateWindow(WC_VEHICLE_DETAILS, v->index);