1

#include "stdafx.h"

     2

#include "ttd.h"

     3

#include "table/strings.h"

     4

#include "map.h"

     5

#include "tile.h"

     6

#include "vehicle.h"

     7

#include "engine.h"

     8

#include "command.h"

     9

#include "station.h"

    10

#include "news.h"

    11

#include "gfx.h"

    12

#include "pathfind.h"

    13

#include "player.h"

    14

#include "sound.h"

    15

    16

void ShowRoadVehViewWindow(Vehicle *v);

    17

    18

static const uint16 _roadveh_images[63] = {

    19

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

    20

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

    21

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

    22

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

    23

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

    24

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

    25

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

    26

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

    27

};

    28

    29

static const uint16 _roadveh_full_adder[63] = {

    30

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

    31

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

    32

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

    33

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

    34

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

    35

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

    36

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

    37

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

    38

};

    39

    40

    41

static const uint16 _road_veh_fp_ax_or[4] = {

    42

	0x100,0x200,1,2,

    43

};

    44

    45

static const uint16 _road_veh_fp_ax_and[4] = {

    46

	0x1009, 0x16, 0x520, 0x2A00

    47

};

    48

    49

static const byte _road_reverse_table[4] = {

    50

	6, 7, 14, 15

    51

};

    52

    53

static const uint16 _road_pf_table_3[4] = {

    54

	0x910, 0x1600, 0x2005, 0x2A

    55

};

    56

    57

int GetRoadVehImage(Vehicle *v, byte direction)

    58

{

    59

	int img = v->spritenum;

    60

	int image;

    61

    62

	if (is_custom_sprite(img)) {

    63

		image = GetCustomVehicleSprite(v, direction);

    64

		if (image) return image;

    65

		img = _engine_original_sprites[v->engine_type];

    66

	}

    67

    68

	image = direction + _roadveh_images[img];

    69

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

    70

		image += _roadveh_full_adder[img];

    71

	return image;

    72

}

    73

    74

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

    75

{

    76

	int spritenum = RoadVehInfo(engine)->image_index;

    77

    78

	if (is_custom_sprite(spritenum)) {

    79

		int sprite = GetCustomVehicleIcon(engine, 6);

    80

    81

		if (sprite) {

    82

			DrawSprite(sprite | image_ormod, x, y);

    83

			return;

    84

		}

    85

		spritenum = _engine_original_sprites[engine];

    86

	}

    87

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

    88

}

    89

    90

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

    91

{

    92

	const RoadVehicleInfo *rvi = RoadVehInfo(engine);

    93

    94

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

    95

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

    96

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

    97

    98

	SetDParam(4, rvi->capacity);

    99

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

   100

   101

	DrawStringMultiCenter(x, y, STR_902A_COST_SPEED_RUNNING_COST, maxw);

   102

}

   103

   104

int32 EstimateRoadVehCost(byte engine_type)

   105

{

   106

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

   107

}

   108

   109

// p1 = engine_type

   110

// p2 not used

   111

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

   112

{

   113

	int32 cost;

   114

	Vehicle *v;

   115

	byte unit_num;

   116

	uint tile = TILE_FROM_XY(x,y);

   117

	Engine *e;

   118

   119

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

   120

   121

	if (!IsRoadDepotTile((TileIndex)tile)) return CMD_ERROR;

   122

   123

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

   124

   125

	SET_EXPENSES_TYPE(EXPENSES_NEW_VEHICLES);

   126

   127

	cost = EstimateRoadVehCost(p1);

   128

	if (flags & DC_QUERY_COST)

   129

		return cost;

   130

   131

	v = AllocateVehicle();

   132

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

   133

		return_cmd_error(STR_00E1_TOO_MANY_VEHICLES_IN_GAME);

   134

   135

	/* find the first free roadveh id */

   136

	unit_num = GetFreeUnitNumber(VEH_Road);

   137

	if (unit_num > _patches.max_roadveh)

   138

		return_cmd_error(STR_00E1_TOO_MANY_VEHICLES_IN_GAME);

   139

   140

	if (flags & DC_EXEC) {

   141

		const RoadVehicleInfo *rvi = RoadVehInfo(p1);

   142

   143

		v->unitnumber = unit_num;

   144

		v->direction = 0;

   145

		v->owner = _current_player;

   146

   147

		v->tile = tile;

   148

		x = TileX(tile) * 16 + 8;

   149

		y = TileY(tile) * 16 + 8;

   150

		v->x_pos = x;

   151

		v->y_pos = y;

   152

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

   153

		v->z_height = 6;

   154

   155

		v->u.road.state = 254;

   156

		v->vehstatus = VS_HIDDEN|VS_STOPPED|VS_DEFPAL;

   157

   158

		v->spritenum = rvi->image_index;

   159

		v->cargo_type = rvi->cargo_type;

   160

		v->cargo_cap = rvi->capacity;

   161

//		v->cargo_count = 0;

   162

		v->value = cost;

   163

//		v->day_counter = 0;

   164

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

   165

//		v->load_unload_time_rem = 0;

   166

//		v->progress = 0;

   167

   168

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

   169

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

   170

   171

		v->u.road.slot = NULL;

   172

		v->u.road.slotindex = 0;

   173

		v->u.road.slot_age = 0;

   174

   175

		v->last_station_visited = 0xFFFF;

   176

		v->max_speed = rvi->max_speed;

   177

		v->engine_type = (byte)p1;

   178

   179

		e = &_engines[p1];

   180

		v->reliability = e->reliability;

   181

		v->reliability_spd_dec = e->reliability_spd_dec;

   182

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

   183

		_new_roadveh_id = v->index;

   184

   185

		v->string_id = STR_SV_ROADVEH_NAME;

   186

   187

		v->service_interval = _patches.servint_roadveh;

   188

   189

		v->date_of_last_service = _date;

   190

		v->build_year = _cur_year;

   191

   192

		v->type = VEH_Road;

   193

		v->cur_image = 0xC15;

   194

   195

		VehiclePositionChanged(v);

   196

   197

		InvalidateWindow(WC_VEHICLE_DEPOT, v->tile);

   198

		RebuildVehicleLists();

   199

		InvalidateWindow(WC_COMPANY, v->owner);

   200

	}

   201

   202

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

   203

   204

	return cost;

   205

}

   206

   207

// p1 = vehicle

   208

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

   209

{

   210

	Vehicle *v;

   211

   214

	v = GetVehicle(p1);

   215

   216

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

   217

		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

//  p1 = vehicle index in GetVehicle()

   229

//  p2 not used

   230

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

   231

{

   232

	Vehicle *v;

   233

   235

   236

	v = GetVehicle(p1);

   237

   238

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

   239

		return CMD_ERROR;

   240

   243

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

   244

		return_cmd_error(STR_9013_MUST_BE_STOPPED_INSIDE);

   245

   246

	if (flags & DC_EXEC) {

   247

		// Invalidate depot

   248

		InvalidateWindow(WC_VEHICLE_DEPOT, v->tile);

   249

		RebuildVehicleLists();

   250

		InvalidateWindow(WC_COMPANY, v->owner);

   251

		DeleteWindowById(WC_VEHICLE_VIEW, v->index);

   252

		DeleteVehicle(v);

   253

	}

   254

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

   255

   256

	return -(int32)v->value;

   257

}

   258

   259

typedef struct RoadFindDepotData {

   260

	uint best_length;

   261

	uint tile;

   262

	byte owner;

   263

} RoadFindDepotData;

   264

   265

static const byte _road_pf_directions[16] = {

   266

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

   267

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

   268

};

   269

   270

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

   271

{

   272

	tile += TileOffsByDir(_road_pf_directions[track]);

   273

   274

	if (IsTileType(tile, MP_STREET) &&

   275

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

   276

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

   277

   278

		if (length < rfdd->best_length) {

   279

			rfdd->best_length = length;

   280

			rfdd->tile = tile;

   281

		}

   282

	}

   283

	return false;

   284

}

   285

   286

static int FindClosestRoadDepot(Vehicle *v)

   287

{

   288

	uint tile = v->tile;

   289

	int i;

   290

	RoadFindDepotData rfdd;

   291

   292

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

   293

   294

	rfdd.owner = v->owner;

   295

	rfdd.best_length = (uint)-1;

   296

   297

	/* search in all directions */

   298

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

   299

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

   300

   301

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

   302

		return -1;

   303

   304

	return GetDepotByTile(rfdd.tile);

   305

}

   306

   307

/*  Send a road vehicle to the nearest depot

   308

	p1 = index of the road vehicle

   309

	p2 = bit 0 = do not stop in depot

   310

		 bit 1 = set v->set_for_replacement

   311

		 bit 2 = clear v->set_for_replacement */

   312

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

   313

{

   315

	int depot;

   316

   321

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

   322

		return CMD_ERROR;

   323

   324

	if (HASBIT(p2, 0)) v->set_for_replacement = true;

   325

	if (HASBIT(p2, 2)) v->set_for_replacement = false;

   326

   327

	if (HASBIT(p2, 1) || HASBIT(p2, 2)) return CMD_ERROR;   // vehicle has a depot in schedule. It just needed to alter set_for_replacement

   328

   329

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

   330

		if (flags & DC_EXEC) {

   331

			if (v->current_order.flags & OF_UNLOAD)

   332

				v->cur_order_index++;

   333

			v->current_order.type = OT_DUMMY;

   334

			v->current_order.flags = 0;

   335

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

   336

		}

   337

		return 0;

   338

	}

   339

   340

	depot = FindClosestRoadDepot(v);

   341

	if (depot < 0)

   342

		return_cmd_error(STR_9019_UNABLE_TO_FIND_LOCAL_DEPOT);

   343

   344

	if (flags & DC_EXEC) {

   345

		v->current_order.type = OT_GOTO_DEPOT;

   346

		v->current_order.flags = p2 == 0 ? OF_NON_STOP | OF_FULL_LOAD : 0;

   347

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

   348

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

   349

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

   350

	}

   351

   352

	return 0;

   353

}

   354

   355

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

   356

{

   357

	Vehicle *v;

   358

   361

	v = GetVehicle(p1);

   362

   363

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

   364

		return CMD_ERROR;

   365

   366

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

   367

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

   368

			v->breakdown_ctr != 0 ||

   369

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

   370

			v->cur_speed < 5) {

   371

		_error_message = STR_EMPTY;

   372

		return CMD_ERROR;

   373

	}

   374

   375

	if (flags & DC_EXEC) {

   376

		v->u.road.reverse_ctr = 180;

   377

	}

   378

   379

	return 0;

   380

}

   381

   382

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

   383

{

   384

	Vehicle *v;

   385

   388

	v = GetVehicle(p1);

   389

   390

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

   391

		return CMD_ERROR;

   392

   393

	if (flags & DC_EXEC) {

   394

		v->service_interval = (uint16)p2;

   395

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

   396

	}

   397

   398

	return 0;

   399

}

   400

   401

   402

static void MarkRoadVehDirty(Vehicle *v)

   403

{

   404

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

   405

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

   406

}

   407

   408

static void UpdateRoadVehDeltaXY(Vehicle *v)

   409

{

   410

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

   411

	static const uint32 _delta_xy_table[8] = {

   412

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

   413

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

   414

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

   415

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

   416

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

   417

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

   418

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

   419

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

   420

	};

   421

#undef MKIT

   422

	uint32 x = _delta_xy_table[v->direction];

   423

	v->x_offs = (byte)x;

   424

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

   425

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

   426

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

   427

}

   428

   429

static void ClearCrashedStation(Vehicle *v)

   430

{

   431

	uint tile = v->tile;

   432

	byte *b, bb;

   433

   434

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

   435

	b = &rs->status;

   436

   437

	bb = *b;

   438

   439

	// mark station as not busy

   440

	bb &= ~0x80;

   441

   442

	// free parking bay

   443

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

   444

   445

	*b = bb;

   446

}

   447

   448

static void RoadVehDelete(Vehicle *v)

   449

{

   450

	DeleteWindowById(WC_VEHICLE_VIEW, v->index);

   451

	InvalidateWindow(WC_VEHICLE_DETAILS, v->index);

   452

   453

	RebuildVehicleLists();

   454

	InvalidateWindow(WC_COMPANY, v->owner);

   455

   456

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

   457

		ClearCrashedStation(v);

   458

   459

	BeginVehicleMove(v);

   460

	EndVehicleMove(v);

   461

   462

	DeleteVehicle(v);

   463

}

   464

   465

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

   466

{

   467

	byte new_z, old_z;

   468

   469

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

   470

	_get_z_hint = v->z_pos;

   471

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

   472

	_get_z_hint = 0;

   473

   474

	old_z = v->z_pos;

   475

	v->z_pos = new_z;

   476

   477

	VehiclePositionChanged(v);

   478

	EndVehicleMove(v);

   479

	return old_z;

   480

}

   481

   482

static void RoadVehSetRandomDirection(Vehicle *v)

   483

{

   484

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

   485

	uint32 r = Random();

   486

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

   487

	BeginVehicleMove(v);

   488

	UpdateRoadVehDeltaXY(v);

   489

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

   490

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

   491

}

   492

   493

static void RoadVehIsCrashed(Vehicle *v)

   494

{

   495

	v->u.road.crashed_ctr++;

   496

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

   497

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

   498

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

   499

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

   500

			RoadVehSetRandomDirection(v);

   501

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

   502

		RoadVehDelete(v);

   503

	}

   504

}

   505

   506

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

   507

{

   508

	if (v->type != VEH_Train ||

   509

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

   510

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

   511

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

   512

				return NULL;

   513

	return v;