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

static inline 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

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

   239

}

   240

   241

//  p1 = vehicle index in GetVehicle()

   242

//  p2 not used

   243

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

   244

{

   245

	Vehicle *v;

   246

   247

	if (!IsVehicleIndex(p1)) return CMD_ERROR;

   248

   249

	v = GetVehicle(p1);

   250

   251

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

   252

		return CMD_ERROR;

   253

   254

	SET_EXPENSES_TYPE(EXPENSES_NEW_VEHICLES);

   255

   256

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

   257

		return_cmd_error(STR_9013_MUST_BE_STOPPED_INSIDE);

   258

   259

	if (flags & DC_EXEC) {

   260

		// Invalidate depot

   261

		InvalidateWindow(WC_VEHICLE_DEPOT, v->tile);

   262

		RebuildVehicleLists();

   263

		InvalidateWindow(WC_COMPANY, v->owner);

   264

		DeleteWindowById(WC_VEHICLE_VIEW, v->index);

   265

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

   266

		DeleteVehicle(v);

   267

	}

   268

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

   269

   270

	return -(int32)v->value;

   271

}

   272

   273

typedef struct RoadFindDepotData {

   274

	uint best_length;

   275

	uint tile;

   276

	byte owner;

   277

} RoadFindDepotData;

   278

   279

static const byte _road_pf_directions[16] = {

   280

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

   281

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

   282

};

   283

   284

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

   285

{

   286

	tile += TileOffsByDir(_road_pf_directions[track]);

   287

   288

	if (IsTileType(tile, MP_STREET) &&

   289

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

   290

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

   291

   292

		if (length < rfdd->best_length) {

   293

			rfdd->best_length = length;

   294

			rfdd->tile = tile;

   295

		}

   296

	}

   297

	return false;

   298

}

   299

   300

static Depot *FindClosestRoadDepot(Vehicle *v)

   301

{

   302

	uint tile = v->tile;

   303

	int i;

   304

   305

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

   306

   307

	if (_patches.new_pathfinding_all) {

   308

		NPFFoundTargetData ftd;

   309

		/* See where we are now */

   310

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

   311

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

   312

		if (ftd.best_bird_dist == 0)

   313

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

   314

		else

   315

			return NULL; /* Target not found */

   316

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

   317

	} else {

   318

		RoadFindDepotData rfdd;

   319

		rfdd.owner = v->owner;

   320

		rfdd.best_length = (uint)-1;

   321

   322

		/* search in all directions */

   323

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

   324

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

   325

   326

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

   327

			return NULL;

   328

   329

		return GetDepotByTile(rfdd.tile);

   330

	}

   331

}

   332

   333

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

   334

{

   335

	Vehicle *v;

   336

	Depot *depot;

   337

   338

	if (!IsVehicleIndex(p1)) return CMD_ERROR;

   339

   340

	v = GetVehicle(p1);

   341

   342

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

   343

		return CMD_ERROR;

   344

   345

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

   346

		if (flags & DC_EXEC) {

   347

   348

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

   349

				v->cur_order_index++;

   350

   351

			v->current_order.type = OT_DUMMY;

   352

			v->current_order.flags = 0;

   353

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

   354

		}

   355

		return 0;

   356

	}

   357

   358

	depot = FindClosestRoadDepot(v);

   359

	if (depot == NULL)

   360

		return_cmd_error(STR_9019_UNABLE_TO_FIND_LOCAL_DEPOT);

   361

   362

	if (flags & DC_EXEC) {

   363

		v->current_order.type = OT_GOTO_DEPOT;

   364

		v->current_order.flags = OF_NON_STOP | OF_HALT_IN_DEPOT;

   365

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

   366

		v->dest_tile = depot->xy;

   367

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

   368

	}

   369

   370

	return 0;

   371

}

   372

   373

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

   374

{

   375

	Vehicle *v;

   376

   377

	if (!IsVehicleIndex(p1)) return CMD_ERROR;

   378

   379

	v = GetVehicle(p1);

   380

   381

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

   382

		return CMD_ERROR;

   383

   384

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

   385

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

   386

			v->breakdown_ctr != 0 ||

   387

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

   388

			v->cur_speed < 5) {

   389

		_error_message = STR_EMPTY;

   390

		return CMD_ERROR;

   391

	}

   392

   393

	if (flags & DC_EXEC) {

   394

		v->u.road.reverse_ctr = 180;

   395

	}

   396

   397

	return 0;

   398

}

   399

   400

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

   401

{

   402

	Vehicle *v;

   403

   404

	if (!IsVehicleIndex(p1)) return CMD_ERROR;

   405

   406

	v = GetVehicle(p1);

   407

   408

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

   409

		return CMD_ERROR;

   410

   411

	if (flags & DC_EXEC) {

   412

		v->service_interval = (uint16)p2;

   413

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

   414

	}

   415

   416

	return 0;

   417

}

   418

   419

   420

static void MarkRoadVehDirty(Vehicle *v)

   421

{

   422

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

   423

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

   424

}

   425

   426

static void UpdateRoadVehDeltaXY(Vehicle *v)

   427

{

   428

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

   429

	static const uint32 _delta_xy_table[8] = {

   430

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

   431

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

   432

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

   433

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

   434

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

   435

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

   436

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

   437

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

   438

	};

   439

#undef MKIT

   440

	uint32 x = _delta_xy_table[v->direction];

   441

	v->x_offs = (byte)x;

   442

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

   443

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

   444

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

   445

}

   446

   447

static void ClearCrashedStation(Vehicle *v)

   448

{

   449

	uint tile = v->tile;

   450

	byte *b, bb;

   451

   452

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

   453

	b = &rs->status;

   454

   455

	bb = *b;

   456

   457

	// mark station as not busy

   458

	bb &= ~0x80;

   459

   460

	// free parking bay

   461

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

   462

   463

	*b = bb;

   464

}

   465

   466

static void RoadVehDelete(Vehicle *v)

   467

{

   468

	DeleteWindowById(WC_VEHICLE_VIEW, v->index);

   469

	InvalidateWindow(WC_VEHICLE_DETAILS, v->index);

   470

   471

	RebuildVehicleLists();

   472

	InvalidateWindow(WC_COMPANY, v->owner);

   473

   474

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

   475

		ClearCrashedStation(v);

   476

   477

	BeginVehicleMove(v);

   478

	EndVehicleMove(v);

   479

   481

	DeleteVehicle(v);

   482

}

   483

   484

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

   485

{

   486

	byte new_z, old_z;

   487

   488

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

   489

	_get_z_hint = v->z_pos;

   490

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

   491

	_get_z_hint = 0;

   492

   493

	old_z = v->z_pos;

   494

	v->z_pos = new_z;

   495

   496

	VehiclePositionChanged(v);

   497

	EndVehicleMove(v);

   498

	return old_z;

   499

}

   500

   501

static void RoadVehSetRandomDirection(Vehicle *v)

   502

{

   503

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

   504

	uint32 r = Random();

   505

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

   506

	BeginVehicleMove(v);

   507

	UpdateRoadVehDeltaXY(v);

   508

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

   509

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