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

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

   109

{

   110

	int32 cost;

   111

	Vehicle *v;

   112

	byte unit_num;

   113

	uint tile = TILE_FROM_XY(x,y);

   114

	Engine *e;

   115

   116

	SET_EXPENSES_TYPE(EXPENSES_NEW_VEHICLES);

   117

   118

	cost = EstimateRoadVehCost(p1);

   119

	if (flags & DC_QUERY_COST)

   120

		return cost;

   121

   122

	v = AllocateVehicle();

   123

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

   124

		return_cmd_error(STR_00E1_TOO_MANY_VEHICLES_IN_GAME);

   125

   126

	/* find the first free roadveh id */

   127

	unit_num = GetFreeUnitNumber(VEH_Road);

   128

	if (unit_num > _patches.max_roadveh)

   129

		return_cmd_error(STR_00E1_TOO_MANY_VEHICLES_IN_GAME);

   130

   131

	if (flags & DC_EXEC) {

   132

		const RoadVehicleInfo *rvi = RoadVehInfo(p1);

   133

   134

		v->unitnumber = unit_num;

   135

		v->direction = 0;

   136

		v->owner = _current_player;

   137

   138

		v->tile = tile;

   139

		x = GET_TILE_X(tile)*16 + 8;

   140

		y = GET_TILE_Y(tile)*16 + 8;

   141

		v->x_pos = x;

   142

		v->y_pos = y;

   143

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

   144

		v->z_height = 6;

   145

   146

		v->u.road.state = 254;

   147

		v->vehstatus = VS_HIDDEN|VS_STOPPED|VS_DEFPAL;

   148

   149

		v->spritenum = rvi->image_index;

   150

		v->cargo_type = rvi->cargo_type;

   151

		v->cargo_cap = rvi->capacity;

   152

//		v->cargo_count = 0;

   153

		v->value = cost;

   154

//		v->day_counter = 0;

   155

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

   156

//		v->load_unload_time_rem = 0;

   157

//		v->progress = 0;

   158

   159

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

   160

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

   161

   162

		v->last_station_visited = 0xFFFF;

   163

		v->max_speed = rvi->max_speed;

   164

		v->engine_type = (byte)p1;

   165

   166

		e = &_engines[p1];

   167

		v->reliability = e->reliability;

   168

		v->reliability_spd_dec = e->reliability_spd_dec;

   169

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

   170

		_new_roadveh_id = v->index;

   171

   172

		v->string_id = STR_SV_ROADVEH_NAME;

   173

		_ptr_to_next_order->type = OT_NOTHING;

   174

		_ptr_to_next_order->flags = 0;

   175

		v->schedule_ptr = _ptr_to_next_order++;

   176

   177

		v->service_interval = _patches.servint_roadveh;

   178

   179

		v->date_of_last_service = _date;

   180

		v->build_year = _cur_year;

   181

   182

		v->type = VEH_Road;

   183

		v->cur_image = 0xC15;

   184

   185

		VehiclePositionChanged(v);

   186

   187

		InvalidateWindow(WC_VEHICLE_DEPOT, v->tile);

   188

		RebuildVehicleLists();

   189

		InvalidateWindow(WC_COMPANY, v->owner);

   190

	}

   191

   192

	return cost;

   193

}

   194

   195

// p1 = vehicle

   196

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

   197

{

   198

	Vehicle *v;

   199

   200

	v = &_vehicles[p1];

   201

   202

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

   203

		return CMD_ERROR;

   204

   205

	if (flags & DC_EXEC) {

   206

		v->vehstatus ^= VS_STOPPED;

   207

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

   208

		InvalidateWindow(WC_VEHICLE_DEPOT, v->tile);

   209

	}

   210

   211

	return 0;

   212

}

   213

   214

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

   215

{

   216

	Vehicle *v;

   217

   218

	SET_EXPENSES_TYPE(EXPENSES_NEW_VEHICLES);

   219

   220

	v = &_vehicles[p1];

   221

   222

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

   223

		return CMD_ERROR;

   224

   225

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

   226

		return_cmd_error(STR_9013_MUST_BE_STOPPED_INSIDE);

   227

   228

	if (flags & DC_EXEC) {

   229

		// Invalidate depot

   230

		InvalidateWindow(WC_VEHICLE_DEPOT, v->tile);

   231

		RebuildVehicleLists();

   232

		InvalidateWindow(WC_COMPANY, v->owner);

   233

		DeleteWindowById(WC_VEHICLE_VIEW, v->index);

   234

		DeleteVehicle(v);

   235

	}

   236

   237

	return -(int32)v->value;

   238

}

   239

   240

typedef struct RoadFindDepotData {

   241

	uint best_length;

   242

	uint tile;

   243

	byte owner;

   244

} RoadFindDepotData;

   245

   246

   247

static const TileIndexDiff _road_find_sig_dir_mod[4] = {

   248

	TILE_XY(-1,0),

   249

	TILE_XY(0,1),

   250

	TILE_XY(1,0),

   251

	TILE_XY(0,-1),

   252

};

   253

   254

static const byte _road_pf_directions[16] = {

   255

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

   256

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

   257

};

   258

   259

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

   260

{

   261

	tile += _road_find_sig_dir_mod[_road_pf_directions[track]];

   262

   263

	if (IS_TILETYPE(tile, MP_STREET) &&

   264

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

   265

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

   266

   267

		if (length < rfdd->best_length) {

   268

			rfdd->best_length = length;

   269

			rfdd->tile = tile;

   270

		}

   271

	}

   272

	return false;

   273

}

   274

   275

static int FindClosestRoadDepot(Vehicle *v)

   276

{

   277

	uint tile = v->tile;

   278

	int i;

   279

	RoadFindDepotData rfdd;

   280

   281

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

   282

   283

	rfdd.owner = v->owner;

   284

	rfdd.best_length = (uint)-1;

   285

   286

	/* search in all directions */

   287

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

   288

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

   289

   290

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

   291

		return -1;

   292

   293

	return GetDepotByTile(rfdd.tile);

   294

}

   295

   296

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

   297

{

   298

	Vehicle *v = &_vehicles[p1];

   299

	int depot;

   300

   301

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

   302

		return CMD_ERROR;

   303

   304

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

   305

		if (flags & DC_EXEC) {

   306

			if (v->current_order.flags & OF_UNLOAD)

   307

				v->cur_order_index++;

   308

			v->current_order.type = OT_DUMMY;

   309

			v->current_order.flags = 0;

   310

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

   311

		}

   312

		return 0;

   313

	}

   314

   315

	depot = FindClosestRoadDepot(v);

   316

	if (depot < 0)

   317

		return_cmd_error(STR_9019_UNABLE_TO_FIND_LOCAL_DEPOT);

   318

   319

	if (flags & DC_EXEC) {

   320

		v->current_order.type = OT_GOTO_DEPOT;

   321

		v->current_order.flags = OF_NON_STOP | OF_FULL_LOAD;

   322

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

   323

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

   324

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

   325

	}

   326

   327

	return 0;

   328

}

   329

   330

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

   331

{

   332

	Vehicle *v;

   333

   334

	v = &_vehicles[p1];

   335

   336

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

   337

		return CMD_ERROR;

   338

   339

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

   340

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

   341

			v->breakdown_ctr != 0 ||

   342

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

   343

			v->cur_speed < 5) {

   344

		_error_message = STR_EMPTY;

   345

		return CMD_ERROR;

   346

	}

   347

   348

	if (flags & DC_EXEC) {

   349

		v->u.road.reverse_ctr = 180;

   350

	}

   351

   352

	return 0;

   353

}

   354

   355

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

   356

{

   357

	Vehicle *v;

   358

   359

	v = &_vehicles[p1];

   360

   361

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

   362

		return CMD_ERROR;

   363

   364

	if (flags & DC_EXEC) {

   365

		v->service_interval = (uint16)p2;

   366

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

   367

	}

   368

   369

	return 0;

   370

}

   371

   372

   373

static void MarkRoadVehDirty(Vehicle *v)

   374

{

   375

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

   376

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

   377

}

   378

   379

static void UpdateRoadVehDeltaXY(Vehicle *v)

   380

{

   381

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

   382

	static const uint32 _delta_xy_table[8] = {

   383

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

   384

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

   385

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

   386

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

   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

	};

   392

#undef MKIT

   393

	uint32 x = _delta_xy_table[v->direction];

   394

	v->x_offs = (byte)x;

   395

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

   396

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

   397

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

   398

}

   399

   400

static void ClearCrashedStation(Vehicle *v)

   401

{

   402

	uint tile = v->tile;

   403

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

   404

	byte *b, bb;

   405

   406

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

   407

   408

	bb = *b;

   409

   410

	// mark station as not busy

   411

	bb &= ~0x80;

   412

   413

	// free parking bay

   414

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

   415

   416

	*b = bb;

   417

}

   418

   419

static void RoadVehDelete(Vehicle *v)

   420

{

   421

	DeleteWindowById(WC_VEHICLE_VIEW, v->index);

   422

	InvalidateWindow(WC_VEHICLE_DETAILS, v->index);

   423

   424

	RebuildVehicleLists();

   425

	InvalidateWindow(WC_COMPANY, v->owner);

   426

   427

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

   428

		ClearCrashedStation(v);

   429

   430

	BeginVehicleMove(v);

   431

	EndVehicleMove(v);

   432

   433

	DeleteVehicle(v);

   434

}

   435

   436

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

   437

{

   438

	byte new_z, old_z;

   439

   440

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

   441

	_get_z_hint = v->z_pos;

   442

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

   443

	_get_z_hint = 0;

   444

   445

	old_z = v->z_pos;

   446

	v->z_pos = new_z;

   447

   448

	VehiclePositionChanged(v);

   449

	EndVehicleMove(v);

   450

	return old_z;

   451

}

   452

   453

static void RoadVehSetRandomDirection(Vehicle *v)

   454

{

   455

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

   456

	uint32 r = Random();

   457

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

   458

	BeginVehicleMove(v);

   459

	UpdateRoadVehDeltaXY(v);

   460

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

   461

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

   462

}

   463

   464

static void RoadVehIsCrashed(Vehicle *v)

   465

{

   466

	v->u.road.crashed_ctr++;

   467

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

   468

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

   469

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

   470

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

   471

			RoadVehSetRandomDirection(v);

   472

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

   473

		RoadVehDelete(v);

   474

	}

   475

}

   476

   477

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

   478

{

   479

	if (v->type != VEH_Train ||

   480

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

   481

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

   482

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

   483

				return NULL;

   484

	return v;

   485

}

   486

   487

static void RoadVehCrash(Vehicle *v)

   488

{

   489

	uint16 pass;

   490

   491

	v->u.road.crashed_ctr++;

   492

	v->vehstatus |= VS_CRASHED;

   493

   494

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

   495

   496

	pass = 1;

   497

	if (v->cargo_type == 0)

   498

		pass += v->cargo_count;

   499

	v->cargo_count = 0;

   500

	SetDParam(0, pass);

   501

   502

	AddNewsItem(STR_9031_ROAD_VEHICLE_CRASH_DRIVER+(pass!=1),

   503

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

   504

		v->index,

   505

		0);

   506

   507

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

   508

	SndPlayVehicleFx(SND_12_EXPLOSION, v);

   509

}

   510

   511

static void RoadVehCheckTrainCrash(Vehicle *v)

   512

{

   513

	uint tile;

   514

   515

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

   516

		return;

   517

   518

	tile = v->tile;

   519