1

#include "stdafx.h"

     2

#include "ttd.h"

     3

#include "debug.h"

     4

#include "table/strings.h"

     5

#include "map.h"

     6

#include "tile.h"

     7

#include "vehicle.h"

     8

#include "engine.h"

     9

#include "command.h"

    10

#include "station.h"

    11

#include "news.h"

    12

#include "gfx.h"

    13

#include "pathfind.h"

    14

#include "npf.h"

    15

#include "player.h"

    16

#include "sound.h"

    17

#include "depot.h"

    18

    19

void ShowRoadVehViewWindow(Vehicle *v);

    20

    21

static const uint16 _roadveh_images[63] = {

    22

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

    23

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

    24

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

    25

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

    26

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

    27

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

    28

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

    29

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

    30

};

    31

    32

static const uint16 _roadveh_full_adder[63] = {

    33

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

    34

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

    35

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

    36

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

    37

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

    38

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

    39

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

    40

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

    41

};

    42

    43

    44

static const uint16 _road_veh_fp_ax_or[4] = {

    45

	0x100,0x200,1,2,

    46

};

    47

    48

static const uint16 _road_veh_fp_ax_and[4] = {

    49

	0x1009, 0x16, 0x520, 0x2A00

    50

};

    51

    52

static const byte _road_reverse_table[4] = {

    53

	6, 7, 14, 15

    54

};

    55

    56

static const uint16 _road_pf_table_3[4] = {

    57

	0x910, 0x1600, 0x2005, 0x2A

    58

};

    59

    60

int GetRoadVehImage(Vehicle *v, byte direction)

    61

{

    62

	int img = v->spritenum;

    63

	int image;

    64

    65

	if (is_custom_sprite(img)) {

    66

		image = GetCustomVehicleSprite(v, direction);

    67

		if (image) return image;

    68

		img = _engine_original_sprites[v->engine_type];

    69

	}

    70

    71

	image = direction + _roadveh_images[img];

    72

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

    73

		image += _roadveh_full_adder[img];

    74

	return image;

    75

}

    76

    77

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

    78

{

    79

	int spritenum = RoadVehInfo(engine)->image_index;

    80

    81

	if (is_custom_sprite(spritenum)) {

    82

		int sprite = GetCustomVehicleIcon(engine, 6);

    83

    84

		if (sprite) {

    85

			DrawSprite(sprite | image_ormod, x, y);

    86

			return;

    87

		}

    88

		spritenum = _engine_original_sprites[engine];

    89

	}

    90

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

    91

}

    92

    93

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

    94

{

    95

	const RoadVehicleInfo *rvi = RoadVehInfo(engine);

    96

    97

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

    98

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

    99

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

   100

   101

	SetDParam(4, rvi->capacity);

   102

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

   103

   104

	DrawStringMultiCenter(x, y, STR_902A_COST_SPEED_RUNNING_COST, maxw);

   105

}

   106

   107

int32 EstimateRoadVehCost(byte engine_type)

   108

{

   109

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

   110

}

   111

   112

// p1 = engine_type

   113

// p2 not used

   114

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

   115

{

   116

	int32 cost;

   117

	Vehicle *v;

   118

	UnitID unit_num;

   119

	TileIndex tile = TILE_FROM_XY(x,y);

   120

	Engine *e;

   121

   122

	if (!IsEngineBuildable(p1, VEH_Road)) return CMD_ERROR;

   123

   124

	SET_EXPENSES_TYPE(EXPENSES_NEW_VEHICLES);

   125

   126

	cost = EstimateRoadVehCost(p1);

   127

	if (flags & DC_QUERY_COST)

   128

		return cost;

   129

   130

	/* The ai_new queries the vehicle cost before building the route,

   131

	 * so we must check against cheaters no sooner than now. --pasky */

   132

	if (!IsTileDepotType(tile, TRANSPORT_ROAD)) return CMD_ERROR;

   133

	if (_map_owner[tile] != _current_player) return CMD_ERROR;

   134

   135

	v = AllocateVehicle();

   136

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

   137

		return_cmd_error(STR_00E1_TOO_MANY_VEHICLES_IN_GAME);

   138

   139

	/* find the first free roadveh id */

   140

	unit_num = GetFreeUnitNumber(VEH_Road);

   141

	if (unit_num > _patches.max_roadveh)

   142

		return_cmd_error(STR_00E1_TOO_MANY_VEHICLES_IN_GAME);

   143

   144

	if (flags & DC_EXEC) {

   145

		const RoadVehicleInfo *rvi = RoadVehInfo(p1);

   146

   147

		v->unitnumber = unit_num;

   148

		v->direction = 0;

   149

		v->owner = _current_player;

   150

   151

		v->tile = tile;

   152

		x = TileX(tile) * 16 + 8;

   153

		y = TileY(tile) * 16 + 8;

   154

		v->x_pos = x;

   155

		v->y_pos = y;

   156

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

   157

		v->z_height = 6;

   158

   159

		v->u.road.state = 254;

   160

		v->vehstatus = VS_HIDDEN|VS_STOPPED|VS_DEFPAL;

   161

   162

		v->spritenum = rvi->image_index;

   163

		v->cargo_type = rvi->cargo_type;

   164

		v->cargo_cap = rvi->capacity;

   165

//		v->cargo_count = 0;

   166

		v->value = cost;

   167

//		v->day_counter = 0;

   168

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

   169

//		v->load_unload_time_rem = 0;

   170

//		v->progress = 0;

   171

   172

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

   173

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

   174

   175

		v->u.road.slot = NULL;

   176

		v->u.road.slotindex = 0;

   177

		v->u.road.slot_age = 0;

   178

   179

		v->last_station_visited = INVALID_STATION;

   180

		v->max_speed = rvi->max_speed;

   181

		v->engine_type = (byte)p1;

   182

   183

		e = &_engines[p1];

   184

		v->reliability = e->reliability;

   185

		v->reliability_spd_dec = e->reliability_spd_dec;

   186

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

   187

		_new_roadveh_id = v->index;

   188

   189

		v->string_id = STR_SV_ROADVEH_NAME;

   190

   191

		v->service_interval = _patches.servint_roadveh;

   192

   193

		v->date_of_last_service = _date;

   194

		v->build_year = _cur_year;

   195

   196

		v->type = VEH_Road;

   197

		v->cur_image = 0xC15;

   198

   199

		VehiclePositionChanged(v);

   200

   201

		InvalidateWindow(WC_VEHICLE_DEPOT, v->tile);

   202

		RebuildVehicleLists();

   203

		InvalidateWindow(WC_COMPANY, v->owner);

   204

	}

   205

   206

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

   207

   208

	return cost;

   209

}

   210

   211

// p1 = vehicle

   212

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

   213

{

   214

	Vehicle *v;

   215

   216

	if (!IsVehicleIndex(p1)) return CMD_ERROR;

   217

   218

	v = GetVehicle(p1);

   219

   220

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

   221

		return CMD_ERROR;

   222

   223

	if (flags & DC_EXEC) {

   224

		v->vehstatus ^= VS_STOPPED;

   225

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

   226

		InvalidateWindow(WC_VEHICLE_DEPOT, v->tile);

   227

	}

   228

   229

	return 0;

   230

}

   231

   232

void ClearSlot(Vehicle *v, RoadStop *rs)

   233

{

   234

	DEBUG(ms, 3) ("Multistop: Clearing slot %d at 0x%x", v->u.road.slotindex, rs->xy);

   235

	v->u.road.slot = NULL;

   236

	v->u.road.slot_age = 0;

   237

	if (rs != NULL) {

   238

		// check that the slot is indeed assigned to the same vehicle

   239

		assert(rs->slot[v->u.road.slotindex] == v->index);

   240

		rs->slot[v->u.road.slotindex] = INVALID_SLOT;

   241

 }

   242

}

   243

   244

//  p1 = vehicle index in GetVehicle()

   245

//  p2 not used

   246

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

   247

{

   248

	Vehicle *v;

   249

   250

	if (!IsVehicleIndex(p1)) return CMD_ERROR;

   251

   252

	v = GetVehicle(p1);

   253

   254

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

   255

		return CMD_ERROR;

   256

   257

	SET_EXPENSES_TYPE(EXPENSES_NEW_VEHICLES);

   258

   259

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

   260

		return_cmd_error(STR_9013_MUST_BE_STOPPED_INSIDE);

   261

   262

	if (flags & DC_EXEC) {

   263

		// Invalidate depot

   264

		InvalidateWindow(WC_VEHICLE_DEPOT, v->tile);

   265

		RebuildVehicleLists();

   266

		InvalidateWindow(WC_COMPANY, v->owner);

   267

		DeleteWindowById(WC_VEHICLE_VIEW, v->index);

   268

		ClearSlot(v, v->u.road.slot);

   269

		DeleteVehicle(v);

   270

	}

   271

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

   272

   273

	return -(int32)v->value;

   274

}

   275

   276

typedef struct RoadFindDepotData {

   277

	uint best_length;

   278

	uint tile;

   279

	byte owner;

   280

} RoadFindDepotData;

   281

   282

static const byte _road_pf_directions[16] = {

   283

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

   284

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

   285

};

   286

   287

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

   288

{

   289

	tile += TileOffsByDir(_road_pf_directions[track]);

   290

   291

	if (IsTileType(tile, MP_STREET) &&

   292

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

   293

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

   294

   295

		if (length < rfdd->best_length) {

   296

			rfdd->best_length = length;

   297

			rfdd->tile = tile;

   298

		}

   299

	}

   300

	return false;

   301

}

   302

   303

static Depot *FindClosestRoadDepot(Vehicle *v)

   304

{

   305

	uint tile = v->tile;

   306

	int i;

   307

   308

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

   309

   310

	if (_patches.new_pathfinding_all) {

   311

		NPFFoundTargetData ftd;

   312

		/* See where we are now */

   313

		byte trackdir = _dir_to_diag_trackdir[(v->direction>>1)&3];

   314

		ftd = NPFRouteToDepotBreadthFirst(v->tile, trackdir, TRANSPORT_ROAD, v->owner);

   315

		if (ftd.best_bird_dist == 0)

   316

			return GetDepotByTile(ftd.node.tile); /* Target found */

   317

		else

   318

			return NULL; /* Target not found */

   319

		/* We do not search in two directions here, why should we? We can't reverse right now can we? */

   320

	} else {

   321

		RoadFindDepotData rfdd;

   322

		rfdd.owner = v->owner;

   323

		rfdd.best_length = (uint)-1;

   324

   325

		/* search in all directions */

   326

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

   327

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

   328

   329

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

   330

			return NULL;

   331

   332

		return GetDepotByTile(rfdd.tile);

   333

	}

   334

}

   335

   336

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

   337

{

   338

	Vehicle *v;

   339

	Depot *depot;

   340

   341

	if (!IsVehicleIndex(p1)) return CMD_ERROR;

   342

   343

	v = GetVehicle(p1);

   344

   345

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

   346

		return CMD_ERROR;

   347

   348

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

   349

		if (flags & DC_EXEC) {

   350

   351

			if (HASBIT(v->current_order.flags, OFB_PART_OF_ORDERS))

   352

				v->cur_order_index++;

   353

   354

			v->current_order.type = OT_DUMMY;

   355

			v->current_order.flags = 0;

   356

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

   357

		}

   358

		return 0;

   359

	}

   360

   361

	depot = FindClosestRoadDepot(v);

   362

	if (depot == NULL)

   363

		return_cmd_error(STR_9019_UNABLE_TO_FIND_LOCAL_DEPOT);

   364

   365

	if (flags & DC_EXEC) {

   366

		v->current_order.type = OT_GOTO_DEPOT;

   367

		v->current_order.flags = OF_NON_STOP | OF_HALT_IN_DEPOT;

   368

		v->current_order.station = depot->index;

   369

		v->dest_tile = depot->xy;

   370

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

   371

	}

   372

   373

	return 0;

   374

}

   375

   376

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

   377

{

   378

	Vehicle *v;

   379

   380

	if (!IsVehicleIndex(p1)) return CMD_ERROR;

   381

   382

	v = GetVehicle(p1);

   383

   384

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

   385

		return CMD_ERROR;

   386

   387

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

   388

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

   389

			v->breakdown_ctr != 0 ||

   390

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

   391

			v->cur_speed < 5) {

   392

		_error_message = STR_EMPTY;

   393

		return CMD_ERROR;

   394

	}

   395

   396

	if (flags & DC_EXEC) {

   397

		v->u.road.reverse_ctr = 180;

   398

	}

   399

   400

	return 0;

   401

}

   402

   403

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

   404

{

   405

	Vehicle *v;

   406

   407

	if (!IsVehicleIndex(p1)) return CMD_ERROR;

   408

   409

	v = GetVehicle(p1);

   410

   411

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

   412

		return CMD_ERROR;

   413

   414

	if (flags & DC_EXEC) {

   415

		v->service_interval = (uint16)p2;

   416

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

   417

	}

   418

   419

	return 0;

   420

}

   421

   422

   423

static void MarkRoadVehDirty(Vehicle *v)

   424

{

   425

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

   426

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

   427

}

   428

   429

static void UpdateRoadVehDeltaXY(Vehicle *v)

   430

{

   431

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

   432

	static const uint32 _delta_xy_table[8] = {

   433

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

   434

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

   435

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

   436

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

   437

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

   438

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

   439

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

   440

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

   441

	};

   442

#undef MKIT

   443

	uint32 x = _delta_xy_table[v->direction];

   444

	v->x_offs = (byte)x;

   445

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

   446

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

   447

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

   448

}

   449

   450

static void ClearCrashedStation(Vehicle *v)

   451

{

   452

	uint tile = v->tile;

   453

	byte *b, bb;

   454

   455

	RoadStop *rs = GetRoadStopByTile(tile, GetRoadStopType(tile));

   456

	b = &rs->status;

   457

   458

	bb = *b;

   459

   460

	// mark station as not busy

   461

	bb &= ~0x80;

   462

   463

	// free parking bay

   464

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

   465

   466

	*b = bb;

   467

}

   468

   469

static void RoadVehDelete(Vehicle *v)

   470

{

   471

	DeleteWindowById(WC_VEHICLE_VIEW, v->index);

   472

	InvalidateWindow(WC_VEHICLE_DETAILS, v->index);

   473

   474

	RebuildVehicleLists();

   475

	InvalidateWindow(WC_COMPANY, v->owner);

   476

   477

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

   478

		ClearCrashedStation(v);

   479

   480

	BeginVehicleMove(v);

   481

	EndVehicleMove(v);

   482

   483

	ClearSlot(v, v->u.road.slot);

   484

	DeleteVehicle(v);

   485

}

   486

   487

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

   488

{

   489

	byte new_z, old_z;

   490

   491

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

   492

	_get_z_hint = v->z_pos;

   493

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

   494

	_get_z_hint = 0;

   495

   496

	old_z = v->z_pos;

   497

	v->z_pos = new_z;

   498

   499

	VehiclePositionChanged(v);

   500

	EndVehicleMove(v);

   501

	return old_z;

   502

}

   503

   504

static void RoadVehSetRandomDirection(Vehicle *v)

   505

{

   506

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

   507

	uint32 r = Random();

   508

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

   509

	BeginVehicleMove(v);