1

/* $Id$ */

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#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"

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#include "command.h"

    13

#include "station.h"

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#include "news.h"

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#include "pathfind.h"

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#include "npf.h"

    17

#include "player.h"

    18

#include "sound.h"

    19

#include "depot.h"

    20

#include "vehicle_gui.h"

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#include "ai/ai_event.h"

    22

    23

void ShowRoadVehViewWindow(Vehicle *v);

    24

    25

static const uint16 _roadveh_images[63] = {

    26

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

    27

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

    28

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

    29

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

    30

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

    31

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

    32

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

    33

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

    34

};

    35

    36

static const uint16 _roadveh_full_adder[63] = {

    37

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

    38

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

    39

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

    40

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

    41

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

    42

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

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

    44

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

    45

};

    46

    47

    48

static const uint16 _road_veh_fp_ax_or[4] = {

    49

	0x100,0x200,1,2,

    50

};

    51

    52

static const uint16 _road_veh_fp_ax_and[4] = {

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	0x1009, 0x16, 0x520, 0x2A00

    54

};

    55

    56

static const byte _road_reverse_table[4] = {

    57

	6, 7, 14, 15

    58

};

    59

    60

static const uint16 _road_pf_table_3[4] = {

    61

	0x910, 0x1600, 0x2005, 0x2A

    62

};

    63

    64

int GetRoadVehImage(const Vehicle *v, byte direction)

    65

{

    66

	int img = v->spritenum;

    67

	int image;

    68

    69

	if (is_custom_sprite(img)) {

    70

		image = GetCustomVehicleSprite(v, direction);

    71

		if (image) return image;

    72

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

    73

	}

    74

    75

	image = direction + _roadveh_images[img];

    76

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

    77

		image += _roadveh_full_adder[img];

    78

	return image;

    79

}

    80

    81

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

    82

{

    83

	int spritenum = RoadVehInfo(engine)->image_index;

    84

    85

	if (is_custom_sprite(spritenum)) {

    86

		int sprite = GetCustomVehicleIcon(engine, 6);

    87

    88

		if (sprite) {

    89

			DrawSprite(sprite | image_ormod, x, y);

    90

			return;

    91

		}

    92

		spritenum = orig_road_vehicle_info[engine - ROAD_ENGINES_INDEX].image_index;

    93

	}

    94

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

    95

}

    96

    97

int32 EstimateRoadVehCost(EngineID engine_type)

    98

{

    99

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

   100

}

   101

   102

/** Build a road vehicle.

   103

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

   104

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

   105

 * @param p2 unused

   106

 */

   107

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

   108

{

   109

	int32 cost;

   110

	Vehicle *v;

   111

	UnitID unit_num;

   112

	TileIndex tile = TileVirtXY(x, y);

   113

	Engine *e;

   114

   115

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

   116

   117

	SET_EXPENSES_TYPE(EXPENSES_NEW_VEHICLES);

   118

   119

	cost = EstimateRoadVehCost(p1);

   120

	if (flags & DC_QUERY_COST) return cost;

   121

   122

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

   123

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

   124

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

   125

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

   126

   127

	v = AllocateVehicle();

   128

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

   129

		return_cmd_error(STR_00E1_TOO_MANY_VEHICLES_IN_GAME);

   130

   131

	/* find the first free roadveh id */

   132

	unit_num = GetFreeUnitNumber(VEH_Road);

   133

	if (unit_num > _patches.max_roadveh)

   134

		return_cmd_error(STR_00E1_TOO_MANY_VEHICLES_IN_GAME);

   135

   136

	if (flags & DC_EXEC) {

   137

		const RoadVehicleInfo *rvi = RoadVehInfo(p1);

   138

   139

		v->unitnumber = unit_num;

   140

		v->direction = 0;

   141

		v->owner = _current_player;

   142

   143

		v->tile = tile;

   144

		x = TileX(tile) * 16 + 8;

   145

		y = TileY(tile) * 16 + 8;

   146

		v->x_pos = x;

   147

		v->y_pos = y;

   148

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

   149

		v->z_height = 6;

   150

   151

		v->u.road.state = 254;

   152

		v->vehstatus = VS_HIDDEN|VS_STOPPED|VS_DEFPAL;

   153

   154

		v->spritenum = rvi->image_index;

   155

		v->cargo_type = rvi->cargo_type;

   156

		v->cargo_cap = rvi->capacity;

   157

//		v->cargo_count = 0;

   158

		v->value = cost;

   159

//		v->day_counter = 0;

   160

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

   161

//		v->load_unload_time_rem = 0;

   162

//		v->progress = 0;

   163

   164

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

   165

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

   166

   167

		v->u.road.slot = NULL;

   168

		v->u.road.slotindex = 0;

   169

		v->u.road.slot_age = 0;

   170

   171

		v->last_station_visited = INVALID_STATION;

   172

		v->max_speed = rvi->max_speed;

   173

		v->engine_type = (byte)p1;

   174

   175

		e = GetEngine(p1);

   176

		v->reliability = e->reliability;

   177

		v->reliability_spd_dec = e->reliability_spd_dec;

   178

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

   179

		_new_roadveh_id = v->index;

   180

		_new_vehicle_id = v->index;

   181

   182

		v->string_id = STR_SV_ROADVEH_NAME;

   183

   184

		v->service_interval = _patches.servint_roadveh;

   185

   186

		v->date_of_last_service = _date;

   187

		v->build_year = _cur_year;

   188

   189

		v->type = VEH_Road;

   190

		v->cur_image = 0xC15;

   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

   202

	}

   203

   204

	return cost;

   205

}

   206

   207

/** Start/Stop a road vehicle.

   208

 * @param x,y unused

   209

 * @param p1 road vehicle ID to start/stop

   210

 * @param p2 unused

   211

 */

   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)) return CMD_ERROR;

   221

   222

	if (flags & DC_EXEC) {

   223

		v->vehstatus ^= VS_STOPPED;

   224

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

   225

		InvalidateWindow(WC_VEHICLE_DEPOT, v->tile);

   226

	}

   227

   228

	return 0;

   229

}

   230

   231

void ClearSlot(Vehicle *v, RoadStop *rs)

   232

{

   233

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

   234

	v->u.road.slot = NULL;

   235

	v->u.road.slot_age = 0;

   236

	if (rs != NULL) {

   237

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

   238

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

   239

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

   240

 }

   241

}

   242

   243

/** Sell a road vehicle.

   244

 * @param x,y unused

   245

 * @param p1 vehicle ID to be sold

   246

 * @param p2 unused

   247

 */

   248

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

   249

{

   250

	Vehicle *v;

   251

   252

	if (!IsVehicleIndex(p1)) return CMD_ERROR;

   253

   254

	v = GetVehicle(p1);

   255

   256

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

   257

   258

	SET_EXPENSES_TYPE(EXPENSES_NEW_VEHICLES);

   259

   260

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

   261

		return_cmd_error(STR_9013_MUST_BE_STOPPED_INSIDE);

   262

   263

	if (flags & DC_EXEC) {

   264

		// Invalidate depot

   265

		InvalidateWindow(WC_VEHICLE_DEPOT, v->tile);

   266

		RebuildVehicleLists();

   267

		InvalidateWindow(WC_COMPANY, v->owner);

   268

		DeleteWindowById(WC_VEHICLE_VIEW, v->index);

   269

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

   270

		DeleteVehicle(v);

   271

		if (IsLocalPlayer())

   272

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

   273

	}

   274

   275

	return -(int32)v->value;

   276

}

   277

   278

typedef struct RoadFindDepotData {

   279

	uint best_length;

   280

	TileIndex tile;

   281

	byte owner;

   282

} RoadFindDepotData;

   283

   284

static const byte _road_pf_directions[16] = {

   285

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

   286

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

   287

};

   288

   289

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

   290

{

   291

	tile += TileOffsByDir(_road_pf_directions[track]);

   292

   293

	if (IsTileType(tile, MP_STREET) &&

   294

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

   295

			IsTileOwner(tile, rfdd->owner)) {

   296

   297

		if (length < rfdd->best_length) {

   298

			rfdd->best_length = length;

   299

			rfdd->tile = tile;

   300

		}

   301

	}

   302

	return false;

   303

}

   304

   305

static Depot *FindClosestRoadDepot(Vehicle *v)

   306

{

   307

	TileIndex tile = v->tile;

   308

	int i;

   309

   310

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

   311

   312

	if (_patches.new_pathfinding_all) {

   313

		NPFFoundTargetData ftd;

   314

		/* See where we are now */

   315

		Trackdir trackdir = GetVehicleTrackdir(v);

   316

   317

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

   318

		if (ftd.best_bird_dist == 0)

   319

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

   320

		else

   321

			return NULL; /* Target not found */

   322

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

   323

	} else {

   324

		RoadFindDepotData rfdd;

   325

		rfdd.owner = v->owner;

   326

		rfdd.best_length = (uint)-1;

   327

   328

		/* search in all directions */

   329

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

   330

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

   331

   332

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

   333

			return NULL;

   334

   335

		return GetDepotByTile(rfdd.tile);

   336

	}

   337

}

   338

   339

/** Send a road vehicle to the depot.

   340

 * @param x,y unused

   341

 * @param p1 vehicle ID to send to the depot

   342

 * @param p2 unused

   343

 */

   344

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

   345

{

   346

	Vehicle *v;

   347

	const Depot *dep;

   348

   349

	if (!IsVehicleIndex(p1)) return CMD_ERROR;

   350

   351

	v = GetVehicle(p1);

   352

   353

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

   354

   355

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

   356

   357

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

   358

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

   359

		if (flags & DC_EXEC) {

   360

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

   361

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

   362

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

   363

				v->cur_order_index++;

   364

   365

			v->current_order.type = OT_DUMMY;

   366

			v->current_order.flags = 0;

   367

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

   368

		}

   369

		return 0;

   370

	}

   371

   372

	dep = FindClosestRoadDepot(v);

   373

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

   374

   375

	if (flags & DC_EXEC) {

   376

		v->current_order.type = OT_GOTO_DEPOT;

   377

		v->current_order.flags = OF_NON_STOP | OF_HALT_IN_DEPOT;

   378

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

   379

		v->dest_tile = dep->xy;

   380

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

   381

	}

   382

   383

	return 0;

   384

}

   385

   386

/** Turn a roadvehicle around.

   387

 * @param x,y unused

   388

 * @param p1 vehicle ID to turn

   389

 * @param p2 unused

   390

 */

   391

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

   392

{

   393

	Vehicle *v;

   394

   395

	if (!IsVehicleIndex(p1)) return CMD_ERROR;

   396

   397

	v = GetVehicle(p1);

   398

   399

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

   400

   401

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

   402

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

   403

			v->breakdown_ctr != 0 ||

   404

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

   405

			v->cur_speed < 5) {

   406

		return CMD_ERROR;

   407

	}

   408

   409

	if (flags & DC_EXEC) {

   410

		v->u.road.reverse_ctr = 180;

   411

	}

   412

   413

	return 0;

   414

}

   415

   416

/** Change the service interval for road vehicles.

   417

 * @param x,y unused

   418

 * @param p1 vehicle ID that is being service-interval-changed

   419

 * @param p2 new service interval

   420

 */

   421

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

   422

{

   423

	Vehicle *v;

   424

	uint16 serv_int = GetServiceIntervalClamped(p2); /* Double check the service interval from the user-input */

   425

   426

	if (serv_int != p2 || !IsVehicleIndex(p1)) return CMD_ERROR;

   427

   428

	v = GetVehicle(p1);

   429

   430

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

   431

   432

	if (flags & DC_EXEC) {

   433

		v->service_interval = serv_int;

   434

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

   435

	}

   436

   437

	return 0;

   438

}

   439

   440

   441

static void MarkRoadVehDirty(Vehicle *v)

   442

{

   443

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

   444

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

   445

}

   446

   447

static void UpdateRoadVehDeltaXY(Vehicle *v)

   448

{

   449

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

   450

	static const uint32 _delta_xy_table[8] = {

   451

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

   452

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

   453

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

   454

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

   455

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

   456

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

   457

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

   458

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

   459

	};

   460

#undef MKIT

   461

	uint32 x = _delta_xy_table[v->direction];

   462

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

   463

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

   464

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

   465

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

   466

}

   467

   468

static void ClearCrashedStation(Vehicle *v)

   469

{

   470

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

   471

   472

	// mark station as not busy

   473

	CLRBIT(rs->status, 7);

   474

   475

	// free parking bay

   476

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

   477

}

   478

   479

static void RoadVehDelete(Vehicle *v)

   480

{

   481

	DeleteWindowById(WC_VEHICLE_VIEW, v->index);

   482

	InvalidateWindow(WC_VEHICLE_DETAILS, v->index);

   483

   484

	RebuildVehicleLists();

   485

	InvalidateWindow(WC_COMPANY, v->owner);

   486

   487

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

   488

		ClearCrashedStation(v);

   489

   490

	BeginVehicleMove(v);

   491

	EndVehicleMove(v);

   492

   493

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

   494

	DeleteVehicle(v);

   495

}

   496

   497

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

   498

{

   499

	byte new_z, old_z;

   500

   501

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

   502