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 || _ptr_to_next_order >= endof(_order_array))

   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 = GET_TILE_X(tile)*16 + 8;

   142

		y = GET_TILE_Y(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

		_ptr_to_next_order->type = OT_NOTHING;

   176

		_ptr_to_next_order->flags = 0;

   177

		v->schedule_ptr = _ptr_to_next_order++;

   178

   179

		v->service_interval = _patches.servint_roadveh;

   180

   181

		v->date_of_last_service = _date;

   182

		v->build_year = _cur_year;

   183

   184

		v->type = VEH_Road;

   185

		v->cur_image = 0xC15;

   186

   187

		VehiclePositionChanged(v);

   188

   189

		InvalidateWindow(WC_VEHICLE_DEPOT, v->tile);

   190

		RebuildVehicleLists();

   191

		InvalidateWindow(WC_COMPANY, v->owner);

   192

	}

   193

   194

	return cost;

   195

}

   196

   197

// p1 = vehicle

   198

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

   199

{

   200

	Vehicle *v;

   201

   202

	v = &_vehicles[p1];

   203

   204

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

   205

		return CMD_ERROR;

   206

   207

	if (flags & DC_EXEC) {

   208

		v->vehstatus ^= VS_STOPPED;

   209

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

   210

		InvalidateWindow(WC_VEHICLE_DEPOT, v->tile);

   211

	}

   212

   213

	return 0;

   214

}

   215

   216

//  p1 = vehicle index in &_vehicles[]

   217

//  p2 not used

   218

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

   219

{

   220

	Vehicle *v;

   221

   222

	SET_EXPENSES_TYPE(EXPENSES_NEW_VEHICLES);

   223

   224

	v = &_vehicles[p1];

   225

   226

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

   227

		return CMD_ERROR;

   228

   229

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

   230

		return_cmd_error(STR_9013_MUST_BE_STOPPED_INSIDE);

   231

   232

	if (flags & DC_EXEC) {

   233

		// Invalidate depot

   234

		InvalidateWindow(WC_VEHICLE_DEPOT, v->tile);

   235

		RebuildVehicleLists();

   236

		InvalidateWindow(WC_COMPANY, v->owner);

   237

		DeleteWindowById(WC_VEHICLE_VIEW, v->index);

   238

		DeleteVehicle(v);

   239

	}

   240

   241

	return -(int32)v->value;

   242

}

   243

   244

typedef struct RoadFindDepotData {

   245

	uint best_length;

   246

	uint tile;

   247

	byte owner;

   248

} RoadFindDepotData;

   249

   250

   251

static const TileIndexDiff _road_find_sig_dir_mod[4] = {

   252

	TILE_XY(-1,0),

   253

	TILE_XY(0,1),

   254

	TILE_XY(1,0),

   255

	TILE_XY(0,-1),

   256

};

   257

   258

static const byte _road_pf_directions[16] = {

   259

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

   260

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

   261

};

   262

   263

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

   264

{

   265

	tile += _road_find_sig_dir_mod[_road_pf_directions[track]];

   266

   267

	if (IS_TILETYPE(tile, MP_STREET) &&

   268

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

   269

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

   270

   271

		if (length < rfdd->best_length) {

   272

			rfdd->best_length = length;

   273

			rfdd->tile = tile;

   274

		}

   275

	}

   276

	return false;

   277

}

   278

   279

static int FindClosestRoadDepot(Vehicle *v)

   280

{

   281

	uint tile = v->tile;

   282

	int i;

   283

	RoadFindDepotData rfdd;

   284

   285

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

   286

   287

	rfdd.owner = v->owner;

   288

	rfdd.best_length = (uint)-1;

   289

   290

	/* search in all directions */

   291

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

   292

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

   293

   294

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

   295

		return -1;

   296

   297

	return GetDepotByTile(rfdd.tile);

   298

}

   299

   300

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

   301

{

   302

	Vehicle *v = &_vehicles[p1];

   303

	int depot;

   304

   305

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

   306

		return CMD_ERROR;

   307

   308

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

   309

		if (flags & DC_EXEC) {

   310

			if (v->current_order.flags & OF_UNLOAD)

   311

				v->cur_order_index++;

   312

			v->current_order.type = OT_DUMMY;

   313

			v->current_order.flags = 0;

   314

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

   315

		}

   316

		return 0;

   317

	}

   318

   319

	depot = FindClosestRoadDepot(v);

   320

	if (depot < 0)

   321

		return_cmd_error(STR_9019_UNABLE_TO_FIND_LOCAL_DEPOT);

   322

   323

	if (flags & DC_EXEC) {

   324

		v->current_order.type = OT_GOTO_DEPOT;

   325

		v->current_order.flags = OF_NON_STOP | OF_FULL_LOAD;

   326

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

   327

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

   328

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

   329

	}

   330

   331

	return 0;

   332

}

   333

   334

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

   335

{

   336

	Vehicle *v;

   337

   338

	v = &_vehicles[p1];

   339

   340

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

   341

		return CMD_ERROR;

   342

   343

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

   344

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

   345

			v->breakdown_ctr != 0 ||

   346

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

   347

			v->cur_speed < 5) {

   348

		_error_message = STR_EMPTY;

   349

		return CMD_ERROR;

   350

	}

   351

   352

	if (flags & DC_EXEC) {

   353

		v->u.road.reverse_ctr = 180;

   354

	}

   355

   356

	return 0;

   357

}

   358

   359

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

   360

{

   361

	Vehicle *v;

   362

   363

	v = &_vehicles[p1];

   364

   365

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

   366

		return CMD_ERROR;

   367

   368

	if (flags & DC_EXEC) {

   369

		v->service_interval = (uint16)p2;

   370

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

   371

	}

   372

   373

	return 0;

   374

}

   375

   376

   377

static void MarkRoadVehDirty(Vehicle *v)

   378

{

   379

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

   380

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

   381

}

   382

   383

static void UpdateRoadVehDeltaXY(Vehicle *v)

   384

{

   385

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

   386

	static const uint32 _delta_xy_table[8] = {

   387

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

   388

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

   389

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

   390

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

   391

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

   392

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

   393

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

   394

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

   395

	};

   396

#undef MKIT

   397

	uint32 x = _delta_xy_table[v->direction];

   398

	v->x_offs = (byte)x;

   399

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

   400

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

   401

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

   402

}

   403

   404

static void ClearCrashedStation(Vehicle *v)

   405

{

   406

	uint tile = v->tile;

   407

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

   408

	byte *b, bb;

   409

   410

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

   411

   412

	bb = *b;

   413

   414

	// mark station as not busy

   415

	bb &= ~0x80;

   416

   417

	// free parking bay

   418

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

   419

   420

	*b = bb;

   421

}

   422

   423

static void RoadVehDelete(Vehicle *v)

   424

{

   425

	DeleteWindowById(WC_VEHICLE_VIEW, v->index);

   426

	InvalidateWindow(WC_VEHICLE_DETAILS, v->index);

   427

   428

	RebuildVehicleLists();

   429

	InvalidateWindow(WC_COMPANY, v->owner);

   430

   431

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

   432

		ClearCrashedStation(v);

   433

   434

	BeginVehicleMove(v);

   435

	EndVehicleMove(v);

   436

   437

	DeleteVehicle(v);

   438

}

   439

   440

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

   441

{

   442

	byte new_z, old_z;

   443

   444

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

   445

	_get_z_hint = v->z_pos;

   446

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

   447

	_get_z_hint = 0;

   448

   449

	old_z = v->z_pos;

   450

	v->z_pos = new_z;

   451

   452

	VehiclePositionChanged(v);

   453

	EndVehicleMove(v);

   454

	return old_z;

   455

}

   456

   457

static void RoadVehSetRandomDirection(Vehicle *v)

   458

{

   459

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

   460

	uint32 r = Random();

   461

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

   462

	BeginVehicleMove(v);

   463

	UpdateRoadVehDeltaXY(v);

   464

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

   465

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

   466

}

   467

   468

static void RoadVehIsCrashed(Vehicle *v)

   469

{

   470

	v->u.road.crashed_ctr++;

   471

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

   472

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

   473

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

   474

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

   475

			RoadVehSetRandomDirection(v);

   476

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

   477

		RoadVehDelete(v);

   478

	}

   479

}

   480

   481

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

   482

{

   483

	if (v->type != VEH_Train ||

   484

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

   485

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

   486

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

   487

				return NULL;

   488

	return v;

   489

}

   490

   491

static void RoadVehCrash(Vehicle *v)

   492

{

   493

	uint16 pass;

   494

   495

	v->u.road.crashed_ctr++;

   496

	v->vehstatus |= VS_CRASHED;

   497

   498

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

   499

   500

	pass = 1;

   501

	if (v->cargo_type == 0)

   502

		pass += v->cargo_count;

   503

	v->cargo_count = 0;

   504

	SetDParam(0, pass);

   505

   506

	AddNewsItem(STR_9031_ROAD_VEHICLE_CRASH_DRIVER+(pass!=1),

   507

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

   508

		v->index,

   509

		0);

   510

   511

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

   512

	SndPlayVehicleFx(SND_12_EXPLOSION, v);

   513

}

   514

   515

static void RoadVehCheckTrainCrash(Vehicle *v)

   516

{

   517

	uint tile;

   518

   519