1

/* $Id$ */

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     3

#include "stdafx.h"

     4

#include "openttd.h"

     5

#include "debug.h"

     6

#include "functions.h"

     7

#include "table/strings.h"

     8

#include "map.h"

     9

#include "tile.h"

    10

#include "vehicle.h"

    11

#include "engine.h"

    12

#include "command.h"

    13

#include "station.h"

    14

#include "news.h"

    15

#include "pathfind.h"

    16

#include "npf.h"

    17

#include "player.h"

    18

#include "sound.h"

    19

#include "depot.h"

    20

#include "vehicle_gui.h"

    21

    22

void ShowRoadVehViewWindow(Vehicle *v);

    23

    24

static const uint16 _roadveh_images[63] = {

    25

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

    26

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

    27

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

    28

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

    29

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

    30

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

    31

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

    32

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

    33

};

    34

    35

static const uint16 _roadveh_full_adder[63] = {

    36

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

    37

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

    38

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

    39

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

    40

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

    41

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

    42

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

    43

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

    44

};

    45

    46

    47

static const uint16 _road_veh_fp_ax_or[4] = {

    48

	0x100,0x200,1,2,

    49

};

    50

    51

static const uint16 _road_veh_fp_ax_and[4] = {

    52

	0x1009, 0x16, 0x520, 0x2A00

    53

};

    54

    55

static const byte _road_reverse_table[4] = {

    56

	6, 7, 14, 15

    57

};

    58

    59

static const uint16 _road_pf_table_3[4] = {

    60

	0x910, 0x1600, 0x2005, 0x2A

    61

};

    62

    63

int GetRoadVehImage(const Vehicle *v, byte direction)

    64

{

    65

	int img = v->spritenum;

    66

	int image;

    67

    68

	if (is_custom_sprite(img)) {

    69

		image = GetCustomVehicleSprite(v, direction);

    70

		if (image) return image;

    71

		img = orig_road_vehicle_info[v->engine_type - ROAD_ENGINES_INDEX].image_index;

    72

	}

    73

    74

	image = direction + _roadveh_images[img];

    75

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

    76

		image += _roadveh_full_adder[img];

    77

	return image;

    78

}

    79

    80

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

    81

{

    82

	int spritenum = RoadVehInfo(engine)->image_index;

    83

    84

	if (is_custom_sprite(spritenum)) {

    85

		int sprite = GetCustomVehicleIcon(engine, 6);

    86

    87

		if (sprite) {

    88

			DrawSprite(sprite | image_ormod, x, y);

    89

			return;

    90

		}

    91

		spritenum = orig_road_vehicle_info[engine - ROAD_ENGINES_INDEX].image_index;

    92

	}

    93

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

    94

}

    95

    96

static int32 EstimateRoadVehCost(EngineID engine_type)

    97

{

    98

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

    99

}

   100

   101

/** Build a road vehicle.

   102

 * @param x,y tile coordinates of depot where road vehicle is built

   103

 * @param p1 bus/truck type being built (engine)

   104

 * @param p2 unused

   105

 */

   106

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

   107

{

   108

	int32 cost;

   109

	Vehicle *v;

   110

	UnitID unit_num;

   111

	TileIndex tile = TileVirtXY(x, y);

   112

	Engine *e;

   113

   114

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

   115

   116

	SET_EXPENSES_TYPE(EXPENSES_NEW_VEHICLES);

   117

   118

	cost = EstimateRoadVehCost(p1);

   119

	if (flags & DC_QUERY_COST) return cost;

   120

   121

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

   122

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

   123

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

   124

	if (!IsTileOwner(tile, _current_player)) return CMD_ERROR;

   125

   126

	v = AllocateVehicle();

   127

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

   128

		return_cmd_error(STR_00E1_TOO_MANY_VEHICLES_IN_GAME);

   129

   130

	/* find the first free roadveh id */

   131

	unit_num = GetFreeUnitNumber(VEH_Road);

   132

	if (unit_num > _patches.max_roadveh)

   133

		return_cmd_error(STR_00E1_TOO_MANY_VEHICLES_IN_GAME);

   134

   135

	if (flags & DC_EXEC) {

   136

		const RoadVehicleInfo *rvi = RoadVehInfo(p1);

   137

   138

		v->unitnumber = unit_num;

   139

		v->direction = 0;

   140

		v->owner = _current_player;

   141

   142

		v->tile = tile;

   143

		x = TileX(tile) * 16 + 8;

   144

		y = TileY(tile) * 16 + 8;

   145

		v->x_pos = x;

   146

		v->y_pos = y;

   147

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

   148

		v->z_height = 6;

   149

   150

		v->u.road.state = 254;

   151

		v->vehstatus = VS_HIDDEN|VS_STOPPED|VS_DEFPAL;

   152

   153

		v->spritenum = rvi->image_index;

   154

		v->cargo_type = rvi->cargo_type;

   155

		v->cargo_cap = rvi->capacity;

   156

//		v->cargo_count = 0;

   157

		v->value = cost;

   158

//		v->day_counter = 0;

   159

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

   160

//		v->load_unload_time_rem = 0;

   161

//		v->progress = 0;

   162

   163

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

   164

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

   165

   166

		v->u.road.slot = NULL;

   167

		v->u.road.slotindex = 0;

   168

		v->u.road.slot_age = 0;

   169

   170

		v->last_station_visited = INVALID_STATION;

   171

		v->max_speed = rvi->max_speed;

   172

		v->engine_type = (byte)p1;

   173

   174

		e = GetEngine(p1);

   175

		v->reliability = e->reliability;

   176

		v->reliability_spd_dec = e->reliability_spd_dec;

   177

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

   178

		_new_roadveh_id = v->index;

   179

		_new_vehicle_id = v->index;

   180

   181

		v->string_id = STR_SV_ROADVEH_NAME;

   182

   183

		v->service_interval = _patches.servint_roadveh;

   184

   185

		v->date_of_last_service = _date;

   186

		v->build_year = _cur_year;

   187

   188

		v->type = VEH_Road;

   189

		v->cur_image = 0xC15;

   190

		v->random_bits = VehicleRandomBits();

   191

   192

		VehiclePositionChanged(v);

   193

   194

		InvalidateWindow(WC_VEHICLE_DEPOT, v->tile);

   195

		RebuildVehicleLists();

   196

		InvalidateWindow(WC_COMPANY, v->owner);

   197

		if (IsLocalPlayer())

   198

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

   199

	}

   200

   201

	return cost;

   202

}

   203

   204

/** Start/Stop a road vehicle.

   205

 * @param x,y unused

   206

 * @param p1 road vehicle ID to start/stop

   207

 * @param p2 unused

   208

 */

   209

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

   210

{

   211

	Vehicle *v;

   212

   213

	if (!IsVehicleIndex(p1)) return CMD_ERROR;

   214

   215

	v = GetVehicle(p1);

   216

   217

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

   218

   219

	if (flags & DC_EXEC) {

   220

		v->vehstatus ^= VS_STOPPED;

   221

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

   222

		InvalidateWindow(WC_VEHICLE_DEPOT, v->tile);

   223

	}

   224

   225

	return 0;

   226

}

   227

   228

void ClearSlot(Vehicle *v, RoadStop *rs)

   229

{

   230

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

   231

	v->u.road.slot = NULL;

   232

	v->u.road.slot_age = 0;

   233

	if (rs != NULL) {

   234

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

   235

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

   236

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

   237

 }

   238

}

   239

   240

/** Sell a road vehicle.

   241

 * @param x,y unused

   242

 * @param p1 vehicle ID to be sold

   243

 * @param p2 unused

   244

 */

   245

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

   246

{

   247

	Vehicle *v;

   248

   249

	if (!IsVehicleIndex(p1)) return CMD_ERROR;

   250

   251

	v = GetVehicle(p1);

   252

   253

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

   254

   255

	SET_EXPENSES_TYPE(EXPENSES_NEW_VEHICLES);

   256

   257

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

   258

		return_cmd_error(STR_9013_MUST_BE_STOPPED_INSIDE);

   259

   260

	if (flags & DC_EXEC) {

   261

		// Invalidate depot

   262

		InvalidateWindow(WC_VEHICLE_DEPOT, v->tile);

   263

		RebuildVehicleLists();

   264

		InvalidateWindow(WC_COMPANY, v->owner);

   265

		DeleteWindowById(WC_VEHICLE_VIEW, v->index);

   266

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

   267

		DeleteVehicle(v);

   268

		if (IsLocalPlayer())

   269

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

   270

	}

   271

   272

	return -(int32)v->value;

   273

}

   274

   275

typedef struct RoadFindDepotData {

   276

	uint best_length;

   277

	TileIndex tile;

   278

	byte owner;

   279

} RoadFindDepotData;

   280

   281

static const byte _road_pf_directions[16] = {

   282

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

   283

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

   284

};

   285

   286

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

   287

{

   288

	tile += TileOffsByDir(_road_pf_directions[track]);

   289

   290

	if (IsTileType(tile, MP_STREET) &&

   291

			GB(_m[tile].m5, 4, 4) == 2 &&

   292

			IsTileOwner(tile, rfdd->owner)) {

   293

   294

		if (length < rfdd->best_length) {

   295

			rfdd->best_length = length;

   296

			rfdd->tile = tile;

   297

		}

   298

	}

   299

	return false;

   300

}

   301

   302

static Depot *FindClosestRoadDepot(Vehicle *v)

   303

{

   304

	TileIndex tile = v->tile;

   305

	int i;

   306

   307

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

   308

   309

	if (_patches.new_pathfinding_all) {

   310

		NPFFoundTargetData ftd;

   311

		/* See where we are now */

   312

		Trackdir trackdir = GetVehicleTrackdir(v);

   313

   314

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

   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

/** Send a road vehicle to the depot.

   337

 * @param x,y unused

   338

 * @param p1 vehicle ID to send to the depot

   339

 * @param p2 unused

   340

 */

   341

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

   342

{

   343

	Vehicle *v;

   344

	const Depot *dep;

   345

   346

	if (!IsVehicleIndex(p1)) return CMD_ERROR;

   347

   348

	v = GetVehicle(p1);

   349

   350

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

   351

   352

	if (v->vehstatus & VS_CRASHED) return CMD_ERROR;

   353

   354

	/* If the current orders are already goto-depot */

   355

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

   356

		if (flags & DC_EXEC) {

   357

			/* If the orders to 'goto depot' are in the orders list (forced servicing),

   358

			 * then skip to the next order; effectively cancelling this forced service */

   359

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

   360

				v->cur_order_index++;

   361

   362

			v->current_order.type = OT_DUMMY;

   363

			v->current_order.flags = 0;

   364

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

   365

		}

   366

		return 0;

   367

	}

   368

   369

	dep = FindClosestRoadDepot(v);

   370

	if (dep == NULL) return_cmd_error(STR_9019_UNABLE_TO_FIND_LOCAL_DEPOT);

   371

   372

	if (flags & DC_EXEC) {

   373

		v->current_order.type = OT_GOTO_DEPOT;

   374

		v->current_order.flags = OF_NON_STOP | OF_HALT_IN_DEPOT;

   375

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

   376

		v->dest_tile = dep->xy;

   377

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

   378

	}

   379

   380

	return 0;

   381

}

   382

   383

/** Turn a roadvehicle around.

   384

 * @param x,y unused

   385

 * @param p1 vehicle ID to turn

   386

 * @param p2 unused

   387

 */

   388

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

   389

{

   390

	Vehicle *v;

   391

   392

	if (!IsVehicleIndex(p1)) return CMD_ERROR;

   393

   394

	v = GetVehicle(p1);

   395

   396

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

   397

   398

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

   399

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

   400

			v->breakdown_ctr != 0 ||

   401

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

   402

			v->cur_speed < 5) {

   403

		return CMD_ERROR;

   404

	}

   405

   406

	if (flags & DC_EXEC) {

   407

		v->u.road.reverse_ctr = 180;

   408

	}

   409

   410

	return 0;

   411

}

   412

   413

   414

static void MarkRoadVehDirty(Vehicle *v)

   415

{

   416

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

   417

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

   418

}

   419

   420

static void UpdateRoadVehDeltaXY(Vehicle *v)

   421

{

   422

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

   423

	static const uint32 _delta_xy_table[8] = {

   424

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

   425

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

   426

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

   427

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

   428

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

   429

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

   430

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

   431

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

   432

	};

   433

#undef MKIT

   434

	uint32 x = _delta_xy_table[v->direction];

   435

	v->x_offs        = GB(x,  0, 8);

   436

	v->y_offs        = GB(x,  8, 8);

   437

	v->sprite_width  = GB(x, 16, 8);

   438

	v->sprite_height = GB(x, 24, 8);

   439

}

   440

   441

static void ClearCrashedStation(Vehicle *v)

   442

{

   443

	RoadStop *rs = GetRoadStopByTile(v->tile, GetRoadStopType(v->tile));

   444

   445

	// mark station as not busy

   446

	CLRBIT(rs->status, 7);

   447

   448

	// free parking bay

   449

	SETBIT(rs->status, HASBIT(v->u.road.state, 1) ? 1 : 0);

   450

}

   451

   452

static void RoadVehDelete(Vehicle *v)

   453

{

   454

	DeleteWindowById(WC_VEHICLE_VIEW, v->index);

   455

	InvalidateWindow(WC_VEHICLE_DETAILS, v->index);

   456

   457

	RebuildVehicleLists();

   458

	InvalidateWindow(WC_COMPANY, v->owner);

   459

   460

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

   461

		ClearCrashedStation(v);

   462

   463

	BeginVehicleMove(v);

   464

	EndVehicleMove(v);

   465

   466

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

   467

	DeleteVehicle(v);

   468

}

   469

   470

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

   471

{

   472

	byte new_z, old_z;

   473

   474

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

   475

	_get_z_hint = v->z_pos;

   476

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

   477

	_get_z_hint = 0;

   478

   479

	old_z = v->z_pos;

   480

	v->z_pos = new_z;

   481

   482

	VehiclePositionChanged(v);

   483

	EndVehicleMove(v);

   484

	return old_z;

   485

}

   486

   487

static void RoadVehSetRandomDirection(Vehicle *v)

   488

{

   489

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

   490

	uint32 r = Random();

   491

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

   492

	BeginVehicleMove(v);

   493

	UpdateRoadVehDeltaXY(v);

   494

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

   495

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

   496

}

   497

   498

static void RoadVehIsCrashed(Vehicle *v)

   499

{

   500

	v->u.road.crashed_ctr++;

   501

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

   502

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

   503

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