OpenTTD Source: src/engine.cpp Source File

OpenTTD Source 1.11.0-RC1

engine.cpp
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1 /*
2 * This file is part of OpenTTD.
3 * OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
4 * OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
5 * See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
6 */
7
10 #include "stdafx.h"
11 #include "company_func.h"
12 #include "command_func.h"
13 #include "news_func.h"
14 #include "aircraft.h"
15 #include "newgrf.h"
16 #include "newgrf_engine.h"
17 #include "strings_func.h"
18 #include "core/random_func.hpp"
19 #include "window_func.h"
20 #include "date_func.h"
21 #include "autoreplace_gui.h"
22 #include "string_func.h"
23 #include "ai/ai.hpp"
24 #include "core/pool_func.hpp"
25 #include "engine_gui.h"
26 #include "engine_func.h"
27 #include "engine_base.h"
28 #include "company_base.h"
29 #include "vehicle_func.h"
30 #include "articulated_vehicles.h"
31 #include "error.h"
32
33 #include "table/strings.h"
34 #include "table/engines.h"
35
36 #include "safeguards.h"
37
38 EnginePool _engine_pool("Engine");
39 INSTANTIATE_POOL_METHODS(Engine)
40
41 EngineOverrideManager _engine_mngr;
42
47 static Year _year_engine_aging_stops;
48
50 const uint8 _engine_counts[4] = {
51 lengthof(_orig_rail_vehicle_info),
52 lengthof(_orig_road_vehicle_info),
53 lengthof(_orig_ship_vehicle_info),
54 lengthof(_orig_aircraft_vehicle_info),
55 };
56
58 const uint8 _engine_offsets[4] = {
59 0,
60 lengthof(_orig_rail_vehicle_info),
61 lengthof(_orig_rail_vehicle_info) + lengthof(_orig_road_vehicle_info),
62 lengthof(_orig_rail_vehicle_info) + lengthof(_orig_road_vehicle_info) + lengthof(_orig_ship_vehicle_info),
63 };
64
65 static_assert(lengthof(_orig_rail_vehicle_info) + lengthof(_orig_road_vehicle_info) + lengthof(_orig_ship_vehicle_info) + lengthof(_orig_aircraft_vehicle_info) == lengthof(_orig_engine_info));
66
67 const uint EngineOverrideManager::NUM_DEFAULT_ENGINES = _engine_counts[VEH_TRAIN] + _engine_counts[VEH_ROAD] + _engine_counts[VEH_SHIP] + _engine_counts[VEH_AIRCRAFT];
68
69 Engine::Engine() :
70 overrides_count(0),
71 overrides(nullptr)
72 {
73 }
74
75 Engine::Engine(VehicleType type, EngineID base)
76 {
77 this->type = type;
78 this->grf_prop.local_id = base;
79 this->list_position = base;
80 this->preview_company = INVALID_COMPANY;
81
82 /* Check if this base engine is within the original engine data range */
83 if (base >= _engine_counts[type]) {
84 /* Set model life to maximum to make wagons available */
85 this->info.base_life = 0xFF;
86 /* Set road vehicle tractive effort to the default value */
87 if (type == VEH_ROAD) this->u.road.tractive_effort = 0x4C;
88 /* Aircraft must have CT_INVALID as default, as there is no property */
89 if (type == VEH_AIRCRAFT) this->info.cargo_type = CT_INVALID;
90 /* Set visual effect to the default value */
91 switch (type) {
92 case VEH_TRAIN: this->u.rail.visual_effect = VE_DEFAULT; break;
93 case VEH_ROAD: this->u.road.visual_effect = VE_DEFAULT; break;
94 case VEH_SHIP: this->u.ship.visual_effect = VE_DEFAULT; break;
95 default: break; // The aircraft, disasters and especially visual effects have no NewGRF configured visual effects
96 }
97 /* Set cargo aging period to the default value. */
98 this->info.cargo_age_period = CARGO_AGING_TICKS;
99 return;
100 }
101
102 /* Copy the original engine info for this slot */
103 this->info = _orig_engine_info[_engine_offsets[type] + base];
104
105 /* Copy the original engine data for this slot */
106 switch (type) {
107 default: NOT_REACHED();
108
109 case VEH_TRAIN:
110 this->u.rail = _orig_rail_vehicle_info[base];
111 this->original_image_index = this->u.rail.image_index;
112 this->info.string_id = STR_VEHICLE_NAME_TRAIN_ENGINE_RAIL_KIRBY_PAUL_TANK_STEAM + base;
113
114 /* Set the default model life of original wagons to "infinite" */
115 if (this->u.rail.railveh_type == RAILVEH_WAGON) this->info.base_life = 0xFF;
116
117 break;
118
119 case VEH_ROAD:
120 this->u.road = _orig_road_vehicle_info[base];
121 this->original_image_index = this->u.road.image_index;
122 this->info.string_id = STR_VEHICLE_NAME_ROAD_VEHICLE_MPS_REGAL_BUS + base;
123 break;
124
125 case VEH_SHIP:
126 this->u.ship = _orig_ship_vehicle_info[base];
127 this->original_image_index = this->u.ship.image_index;
128 this->info.string_id = STR_VEHICLE_NAME_SHIP_MPS_OIL_TANKER + base;
129 break;
130
131 case VEH_AIRCRAFT:
132 this->u.air = _orig_aircraft_vehicle_info[base];
133 this->original_image_index = this->u.air.image_index;
134 this->info.string_id = STR_VEHICLE_NAME_AIRCRAFT_SAMPSON_U52 + base;
135 break;
136 }
137 }
138
139 Engine::~Engine()
140 {
141 UnloadWagonOverrides(this);
142 }
143
148 bool Engine::IsEnabled() const
149 {
150 return this->info.string_id != STR_NEWGRF_INVALID_ENGINE && HasBit(this->info.climates, _settings_game.game_creation.landscape);
151 }
152
158 uint32 Engine::GetGRFID() const
159 {
160 const GRFFile *file = this->GetGRF();
161 return file == nullptr ? 0 : file->grfid;
162 }
163
169 bool Engine::CanCarryCargo() const
170 {
171 /* For engines that can appear in a consist (i.e. rail vehicles and (articulated) road vehicles), a capacity
172 * of zero is a special case, to define the vehicle to not carry anything. The default cargotype is still used
173 * for livery selection etc.
174 * Note: Only the property is tested. A capacity callback returning 0 does not have the same effect.
175 */
176 switch (this->type) {
177 case VEH_TRAIN:
178 if (this->u.rail.capacity == 0) return false;
179 break;
180
181 case VEH_ROAD:
182 if (this->u.road.capacity == 0) return false;
183 break;
184
185 case VEH_SHIP:
186 case VEH_AIRCRAFT:
187 break;
188
189 default: NOT_REACHED();
190 }
191 return this->GetDefaultCargoType() != CT_INVALID;
192 }
193
194
202 uint Engine::DetermineCapacity(const Vehicle *v, uint16 *mail_capacity) const
203 {
204 assert(v == nullptr || this->index == v->engine_type);
205 if (mail_capacity != nullptr) *mail_capacity = 0;
206
207 if (!this->CanCarryCargo()) return 0;
208
209 bool new_multipliers = HasBit(this->info.misc_flags, EF_NO_DEFAULT_CARGO_MULTIPLIER);
210 CargoID default_cargo = this->GetDefaultCargoType();
211 CargoID cargo_type = (v != nullptr) ? v->cargo_type : default_cargo;
212
213 if (mail_capacity != nullptr && this->type == VEH_AIRCRAFT && IsCargoInClass(cargo_type, CC_PASSENGERS)) {
214 *mail_capacity = GetEngineProperty(this->index, PROP_AIRCRAFT_MAIL_CAPACITY, this->u.air.mail_capacity, v);
215 }
216
217 /* Check the refit capacity callback if we are not in the default configuration, or if we are using the new multiplier algorithm. */
218 if (HasBit(this->info.callback_mask, CBM_VEHICLE_REFIT_CAPACITY) &&
219 (new_multipliers || default_cargo != cargo_type || (v != nullptr && v->cargo_subtype != 0))) {
220 uint16 callback = GetVehicleCallback(CBID_VEHICLE_REFIT_CAPACITY, 0, 0, this->index, v);
221 if (callback != CALLBACK_FAILED) return callback;
222 }
223
224 /* Get capacity according to property resp. CB */
225 uint capacity;
226 uint extra_mail_cap = 0;
227 switch (this->type) {
228 case VEH_TRAIN:
229 capacity = GetEngineProperty(this->index, PROP_TRAIN_CARGO_CAPACITY, this->u.rail.capacity, v);
230
231 /* In purchase list add the capacity of the second head. Always use the plain property for this. */
232 if (v == nullptr && this->u.rail.railveh_type == RAILVEH_MULTIHEAD) capacity += this->u.rail.capacity;
233 break;
234
235 case VEH_ROAD:
236 capacity = GetEngineProperty(this->index, PROP_ROADVEH_CARGO_CAPACITY, this->u.road.capacity, v);
237 break;
238
239 case VEH_SHIP:
240 capacity = GetEngineProperty(this->index, PROP_SHIP_CARGO_CAPACITY, this->u.ship.capacity, v);
241 break;
242
243 case VEH_AIRCRAFT:
244 capacity = GetEngineProperty(this->index, PROP_AIRCRAFT_PASSENGER_CAPACITY, this->u.air.passenger_capacity, v);
245 if (!IsCargoInClass(cargo_type, CC_PASSENGERS)) {
246 extra_mail_cap = GetEngineProperty(this->index, PROP_AIRCRAFT_MAIL_CAPACITY, this->u.air.mail_capacity, v);
247 }
248 if (!new_multipliers && cargo_type == CT_MAIL) return capacity + extra_mail_cap;
249 default_cargo = CT_PASSENGERS; // Always use 'passengers' wrt. cargo multipliers
250 break;
251
252 default: NOT_REACHED();
253 }
254
255 if (!new_multipliers) {
256 /* Use the passenger multiplier for mail as well */
257 capacity += extra_mail_cap;
258 extra_mail_cap = 0;
259 }
260
261 /* Apply multipliers depending on cargo- and vehicletype. */
262 if (new_multipliers || (this->type != VEH_SHIP && default_cargo != cargo_type)) {
263 uint16 default_multiplier = new_multipliers ? 0x100 : CargoSpec::Get(default_cargo)->multiplier;
264 uint16 cargo_multiplier = CargoSpec::Get(cargo_type)->multiplier;
265 capacity *= cargo_multiplier;
266 if (extra_mail_cap > 0) {
267 uint mail_multiplier = CargoSpec::Get(CT_MAIL)->multiplier;
268 capacity += (default_multiplier * extra_mail_cap * cargo_multiplier + mail_multiplier / 2) / mail_multiplier;
269 }
270 capacity = (capacity + default_multiplier / 2) / default_multiplier;
271 }
272
273 return capacity;
274 }
275
280 Money Engine::GetRunningCost() const
281 {
282 Price base_price;
283 uint cost_factor;
284 switch (this->type) {
285 case VEH_ROAD:
286 base_price = this->u.road.running_cost_class;
287 if (base_price == INVALID_PRICE) return 0;
288 cost_factor = GetEngineProperty(this->index, PROP_ROADVEH_RUNNING_COST_FACTOR, this->u.road.running_cost);
289 break;
290
291 case VEH_TRAIN:
292 base_price = this->u.rail.running_cost_class;
293 if (base_price == INVALID_PRICE) return 0;
294 cost_factor = GetEngineProperty(this->index, PROP_TRAIN_RUNNING_COST_FACTOR, this->u.rail.running_cost);
295 break;
296
297 case VEH_SHIP:
298 base_price = PR_RUNNING_SHIP;
299 cost_factor = GetEngineProperty(this->index, PROP_SHIP_RUNNING_COST_FACTOR, this->u.ship.running_cost);
300 break;
301
302 case VEH_AIRCRAFT:
303 base_price = PR_RUNNING_AIRCRAFT;
304 cost_factor = GetEngineProperty(this->index, PROP_AIRCRAFT_RUNNING_COST_FACTOR, this->u.air.running_cost);
305 break;
306
307 default: NOT_REACHED();
308 }
309
310 return GetPrice(base_price, cost_factor, this->GetGRF(), -8);
311 }
312
317 Money Engine::GetCost() const
318 {
319 Price base_price;
320 uint cost_factor;
321 switch (this->type) {
322 case VEH_ROAD:
323 base_price = PR_BUILD_VEHICLE_ROAD;
324 cost_factor = GetEngineProperty(this->index, PROP_ROADVEH_COST_FACTOR, this->u.road.cost_factor);
325 break;
326
327 case VEH_TRAIN:
328 if (this->u.rail.railveh_type == RAILVEH_WAGON) {
329 base_price = PR_BUILD_VEHICLE_WAGON;
330 cost_factor = GetEngineProperty(this->index, PROP_TRAIN_COST_FACTOR, this->u.rail.cost_factor);
331 } else {
332 base_price = PR_BUILD_VEHICLE_TRAIN;
333 cost_factor = GetEngineProperty(this->index, PROP_TRAIN_COST_FACTOR, this->u.rail.cost_factor);
334 }
335 break;
336
337 case VEH_SHIP:
338 base_price = PR_BUILD_VEHICLE_SHIP;
339 cost_factor = GetEngineProperty(this->index, PROP_SHIP_COST_FACTOR, this->u.ship.cost_factor);
340 break;
341
342 case VEH_AIRCRAFT:
343 base_price = PR_BUILD_VEHICLE_AIRCRAFT;
344 cost_factor = GetEngineProperty(this->index, PROP_AIRCRAFT_COST_FACTOR, this->u.air.cost_factor);
345 break;
346
347 default: NOT_REACHED();
348 }
349
350 return GetPrice(base_price, cost_factor, this->GetGRF(), -8);
351 }
352
357 uint Engine::GetDisplayMaxSpeed() const
358 {
359 switch (this->type) {
360 case VEH_TRAIN:
361 return GetEngineProperty(this->index, PROP_TRAIN_SPEED, this->u.rail.max_speed);
362
363 case VEH_ROAD: {
364 uint max_speed = GetEngineProperty(this->index, PROP_ROADVEH_SPEED, 0);
365 return (max_speed != 0) ? max_speed * 2 : this->u.road.max_speed / 2;
366 }
367
368 case VEH_SHIP:
369 return GetEngineProperty(this->index, PROP_SHIP_SPEED, this->u.ship.max_speed) / 2;
370
371 case VEH_AIRCRAFT: {
372 uint max_speed = GetEngineProperty(this->index, PROP_AIRCRAFT_SPEED, 0);
373 if (max_speed != 0) {
374 return (max_speed * 128) / 10;
375 }
376 return this->u.air.max_speed;
377 }
378
379 default: NOT_REACHED();
380 }
381 }
382
389 uint Engine::GetPower() const
390 {
391 /* Only trains and road vehicles have 'power'. */
392 switch (this->type) {
393 case VEH_TRAIN:
394 return GetEngineProperty(this->index, PROP_TRAIN_POWER, this->u.rail.power);
395 case VEH_ROAD:
396 return GetEngineProperty(this->index, PROP_ROADVEH_POWER, this->u.road.power) * 10;
397
398 default: NOT_REACHED();
399 }
400 }
401
407 uint Engine::GetDisplayWeight() const
408 {
409 /* Only trains and road vehicles have 'weight'. */
410 switch (this->type) {
411 case VEH_TRAIN:
412 return GetEngineProperty(this->index, PROP_TRAIN_WEIGHT, this->u.rail.weight) << (this->u.rail.railveh_type == RAILVEH_MULTIHEAD ? 1 : 0);
413 case VEH_ROAD:
414 return GetEngineProperty(this->index, PROP_ROADVEH_WEIGHT, this->u.road.weight) / 4;
415
416 default: NOT_REACHED();
417 }
418 }
419
425 uint Engine::GetDisplayMaxTractiveEffort() const
426 {
427 /* Only trains and road vehicles have 'tractive effort'. */
428 switch (this->type) {
429 case VEH_TRAIN:
430 return (GROUND_ACCELERATION * this->GetDisplayWeight() * GetEngineProperty(this->index, PROP_TRAIN_TRACTIVE_EFFORT, this->u.rail.tractive_effort)) / 256 / 1000;
431 case VEH_ROAD:
432 return (GROUND_ACCELERATION * this->GetDisplayWeight() * GetEngineProperty(this->index, PROP_ROADVEH_TRACTIVE_EFFORT, this->u.road.tractive_effort)) / 256 / 1000;
433
434 default: NOT_REACHED();
435 }
436 }
437
442 Date Engine::GetLifeLengthInDays() const
443 {
444 /* Assume leap years; this gives the player a bit more than the given amount of years, but never less. */
445 return (this->info.lifelength + _settings_game.vehicle.extend_vehicle_life) * DAYS_IN_LEAP_YEAR;
446 }
447
452 uint16 Engine::GetRange() const
453 {
454 switch (this->type) {
455 case VEH_AIRCRAFT:
456 return GetEngineProperty(this->index, PROP_AIRCRAFT_RANGE, this->u.air.max_range);
457
458 default: NOT_REACHED();
459 }
460 }
461
466 StringID Engine::GetAircraftTypeText() const
467 {
468 switch (this->type) {
469 case VEH_AIRCRAFT:
470 switch (this->u.air.subtype) {
471 case AIR_HELI: return STR_LIVERY_HELICOPTER;
472 case AIR_CTOL: return STR_LIVERY_SMALL_PLANE;
473 case AIR_CTOL | AIR_FAST: return STR_LIVERY_LARGE_PLANE;
474 default: NOT_REACHED();
475 }
476
477 default: NOT_REACHED();
478 }
479 }
480
484 void EngineOverrideManager::ResetToDefaultMapping()
485 {
486 this->clear();
487 for (VehicleType type = VEH_TRAIN; type <= VEH_AIRCRAFT; type++) {
488 for (uint internal_id = 0; internal_id < _engine_counts[type]; internal_id++) {
489 EngineIDMapping &eid = this->emplace_back();
490 eid.type = type;
491 eid.grfid = INVALID_GRFID;
492 eid.internal_id = internal_id;
493 eid.substitute_id = internal_id;
494 }
495 }
496 }
497
507 EngineID EngineOverrideManager::GetID(VehicleType type, uint16 grf_local_id, uint32 grfid)
508 {
509 EngineID index = 0;
510 for (const EngineIDMapping &eid : *this) {
511 if (eid.type == type && eid.grfid == grfid && eid.internal_id == grf_local_id) {
512 return index;
513 }
514 index++;
515 }
516 return INVALID_ENGINE;
517 }
518
524 bool EngineOverrideManager::ResetToCurrentNewGRFConfig()
525 {
526 for (const Vehicle *v : Vehicle::Iterate()) {
527 if (IsCompanyBuildableVehicleType(v)) return false;
528 }
529
530 /* Reset the engines, they will get new EngineIDs */
531 _engine_mngr.ResetToDefaultMapping();
532 ReloadNewGRFData();
533
534 return true;
535 }
536
540 void SetupEngines()
541 {
542 DeleteWindowByClass(WC_ENGINE_PREVIEW);
543 _engine_pool.CleanPool();
544
545 assert(_engine_mngr.size() >= _engine_mngr.NUM_DEFAULT_ENGINES);
546 uint index = 0;
547 for (const EngineIDMapping &eid : _engine_mngr) {
548 /* Assert is safe; there won't be more than 256 original vehicles
549 * in any case, and we just cleaned the pool. */
550 assert(Engine::CanAllocateItem());
551 const Engine *e = new Engine(eid.type, eid.internal_id);
552 assert(e->index == index);
553 index++;
554 }
555 }
556
557 void ShowEnginePreviewWindow(EngineID engine);
558
564 static bool IsWagon(EngineID index)
565 {
566 const Engine *e = Engine::Get(index);
567 return e->type == VEH_TRAIN && e->u.rail.railveh_type == RAILVEH_WAGON;
568 }
569
574 static void CalcEngineReliability(Engine *e)
575 {
576 uint age = e->age;
577
578 /* Check for early retirement */
579 if (e->company_avail != 0 && !_settings_game.vehicle.never_expire_vehicles && e->info.base_life != 0xFF) {
580 int retire_early = e->info.retire_early;
581 uint retire_early_max_age = std::max(0, e->duration_phase_1 + e->duration_phase_2 - retire_early * 12);
582 if (retire_early != 0 && age >= retire_early_max_age) {
583 /* Early retirement is enabled and we're past the date... */
584 e->company_avail = 0;
585 AddRemoveEngineFromAutoreplaceAndBuildWindows(e->type);
586 }
587 }
588
589 if (age < e->duration_phase_1) {
590 uint start = e->reliability_start;
591 e->reliability = age * (e->reliability_max - start) / e->duration_phase_1 + start;
592 } else if ((age -= e->duration_phase_1) < e->duration_phase_2 || _settings_game.vehicle.never_expire_vehicles || e->info.base_life == 0xFF) {
593 /* We are at the peak of this engines life. It will have max reliability.
594 * This is also true if the engines never expire. They will not go bad over time */
595 e->reliability = e->reliability_max;
596 } else if ((age -= e->duration_phase_2) < e->duration_phase_3) {
597 uint max = e->reliability_max;
598 e->reliability = (int)age * (int)(e->reliability_final - max) / e->duration_phase_3 + max;
599 } else {
600 /* time's up for this engine.
601 * We will now completely retire this design */
602 e->company_avail = 0;
603 e->reliability = e->reliability_final;
604 /* Kick this engine out of the lists */
605 AddRemoveEngineFromAutoreplaceAndBuildWindows(e->type);
606 }
607 SetWindowClassesDirty(WC_BUILD_VEHICLE); // Update to show the new reliability
608 SetWindowClassesDirty(WC_REPLACE_VEHICLE);
609 }
610
612 void SetYearEngineAgingStops()
613 {
614 /* Determine last engine aging year, default to 2050 as previously. */
615 _year_engine_aging_stops = 2050;
616
617 for (const Engine *e : Engine::Iterate()) {
618 const EngineInfo *ei = &e->info;
619
620 /* Exclude certain engines */
621 if (!HasBit(ei->climates, _settings_game.game_creation.landscape)) continue;
622 if (e->type == VEH_TRAIN && e->u.rail.railveh_type == RAILVEH_WAGON) continue;
623
624 /* Base year ending date on half the model life */
625 YearMonthDay ymd;
626 ConvertDateToYMD(ei->base_intro + (ei->lifelength * DAYS_IN_LEAP_YEAR) / 2, &ymd);
627
628 _year_engine_aging_stops = std::max(_year_engine_aging_stops, ymd.year);
629 }
630 }
631
637 void StartupOneEngine(Engine *e, Date aging_date)
638 {
639 const EngineInfo *ei = &e->info;
640
641 e->age = 0;
642 e->flags = 0;
643 e->company_avail = 0;
644 e->company_hidden = 0;
645
646 /* Vehicles with the same base_intro date shall be introduced at the same time.
647 * Make sure they use the same randomisation of the date. */
648 SavedRandomSeeds saved_seeds;
649 SaveRandomSeeds(&saved_seeds);
650 SetRandomSeed(_settings_game.game_creation.generation_seed ^
651 ei->base_intro ^
652 e->type ^
653 e->GetGRFID());
654 uint32 r = Random();
655
656 /* Don't randomise the start-date in the first two years after gamestart to ensure availability
657 * of engines in early starting games.
658 * Note: TTDP uses fixed 1922 */
659 e->intro_date = ei->base_intro <= ConvertYMDToDate(_settings_game.game_creation.starting_year + 2, 0, 1) ? ei->base_intro : (Date)GB(r, 0, 9) + ei->base_intro;
660 if (e->intro_date <= _date) {
661 e->age = (aging_date - e->intro_date) >> 5;
662 e->company_avail = (CompanyMask)-1;
663 e->flags |= ENGINE_AVAILABLE;
664 }
665
666 RestoreRandomSeeds(saved_seeds);
667
668 r = Random();
669 e->reliability_start = GB(r, 16, 14) + 0x7AE0;
670 e->reliability_max = GB(r, 0, 14) + 0xBFFF;
671
672 r = Random();
673 e->reliability_final = GB(r, 16, 14) + 0x3FFF;
674 e->duration_phase_1 = GB(r, 0, 5) + 7;
675 e->duration_phase_2 = GB(r, 5, 4) + ei->base_life * 12 - 96;
676 e->duration_phase_3 = GB(r, 9, 7) + 120;
677
678 e->reliability_spd_dec = ei->decay_speed << 2;
679
680 CalcEngineReliability(e);
681
682 /* prevent certain engines from ever appearing. */
683 if (!HasBit(ei->climates, _settings_game.game_creation.landscape)) {
684 e->flags |= ENGINE_AVAILABLE;
685 e->company_avail = 0;
686 }
687 }
688
693 void StartupEngines()
694 {
695 /* Aging of vehicles stops, so account for that when starting late */
696 const Date aging_date = std::min(_date, ConvertYMDToDate(_year_engine_aging_stops, 0, 1));
697
698 for (Engine *e : Engine::Iterate()) {
699 StartupOneEngine(e, aging_date);
700 }
701
702 /* Update the bitmasks for the vehicle lists */
703 for (Company *c : Company::Iterate()) {
704 c->avail_railtypes = GetCompanyRailtypes(c->index);
705 c->avail_roadtypes = GetCompanyRoadTypes(c->index);
706 }
707
708 /* Invalidate any open purchase lists */
709 InvalidateWindowClassesData(WC_BUILD_VEHICLE);
710 }
711
717 static void EnableEngineForCompany(EngineID eid, CompanyID company)
718 {
719 Engine *e = Engine::Get(eid);
720 Company *c = Company::Get(company);
721
722 SetBit(e->company_avail, company);
723 if (e->type == VEH_TRAIN) {
724 assert(e->u.rail.railtype < RAILTYPE_END);
725 c->avail_railtypes = AddDateIntroducedRailTypes(c->avail_railtypes | GetRailTypeInfo(e->u.rail.railtype)->introduces_railtypes, _date);
726 } else if (e->type == VEH_ROAD) {
727 assert(e->u.road.roadtype < ROADTYPE_END);
728 c->avail_roadtypes = AddDateIntroducedRoadTypes(c->avail_roadtypes | GetRoadTypeInfo(e->u.road.roadtype)->introduces_roadtypes, _date);
729 }
730
731 if (company == _local_company) {
732 AddRemoveEngineFromAutoreplaceAndBuildWindows(e->type);
733
734 /* Update the toolbar. */
735 InvalidateWindowData(WC_MAIN_TOOLBAR, 0);
736 if (e->type == VEH_ROAD) InvalidateWindowData(WC_BUILD_TOOLBAR, TRANSPORT_ROAD);
737 if (e->type == VEH_SHIP) InvalidateWindowData(WC_BUILD_TOOLBAR, TRANSPORT_WATER);
738 if (e->type == VEH_AIRCRAFT) InvalidateWindowData(WC_BUILD_TOOLBAR, TRANSPORT_AIR);
739 }
740 }
741
747 static void DisableEngineForCompany(EngineID eid, CompanyID company)
748 {
749 Engine *e = Engine::Get(eid);
750
751 ClrBit(e->company_avail, company);
752
753 if (company == _local_company) {
754 AddRemoveEngineFromAutoreplaceAndBuildWindows(e->type);
755 }
756 }
757
763 static void AcceptEnginePreview(EngineID eid, CompanyID company)
764 {
765 Engine *e = Engine::Get(eid);
766
767 e->preview_company = INVALID_COMPANY;
768 e->preview_asked = (CompanyMask)-1;
769
770 EnableEngineForCompany(eid, company);
771
772 /* Notify preview window, that it might want to close.
773 * Note: We cannot directly close the window.
774 * In singleplayer this function is called from the preview window, so
775 * we have to use the GUI-scope scheduling of InvalidateWindowData.
776 */
777 InvalidateWindowData(WC_ENGINE_PREVIEW, eid);
778 }
779
785 static CompanyID GetPreviewCompany(Engine *e)
786 {
787 CompanyID best_company = INVALID_COMPANY;
788
789 /* For trains the cargomask has no useful meaning, since you can attach other wagons */
790 CargoTypes cargomask = e->type != VEH_TRAIN ? GetUnionOfArticulatedRefitMasks(e->index, true) : ALL_CARGOTYPES;
791
792 int32 best_hist = -1;
793 for (const Company *c : Company::Iterate()) {
794 if (c->block_preview == 0 && !HasBit(e->preview_asked, c->index) &&
795 c->old_economy[0].performance_history > best_hist) {
796
797 /* Check whether the company uses similar vehicles */
798 for (const Vehicle *v : Vehicle::Iterate()) {
799 if (v->owner != c->index || v->type != e->type) continue;
800 if (!v->GetEngine()->CanCarryCargo() || !HasBit(cargomask, v->cargo_type)) continue;
801
802 best_hist = c->old_economy[0].performance_history;
803 best_company = c->index;
804 break;
805 }
806 }
807 }
808
809 return best_company;
810 }
811
819 static bool IsVehicleTypeDisabled(VehicleType type, bool ai)
820 {
821 switch (type) {
822 case VEH_TRAIN: return _settings_game.vehicle.max_trains == 0 || (ai && _settings_game.ai.ai_disable_veh_train);
823 case VEH_ROAD: return _settings_game.vehicle.max_roadveh == 0 || (ai && _settings_game.ai.ai_disable_veh_roadveh);
824 case VEH_SHIP: return _settings_game.vehicle.max_ships == 0 || (ai && _settings_game.ai.ai_disable_veh_ship);
825 case VEH_AIRCRAFT: return _settings_game.vehicle.max_aircraft == 0 || (ai && _settings_game.ai.ai_disable_veh_aircraft);
826
827 default: NOT_REACHED();
828 }
829 }
830
832 void EnginesDailyLoop()
833 {
834 for (Company *c : Company::Iterate()) {
835 c->avail_railtypes = AddDateIntroducedRailTypes(c->avail_railtypes, _date);
836 c->avail_roadtypes = AddDateIntroducedRoadTypes(c->avail_roadtypes, _date);
837 }
838
839 if (_cur_year >= _year_engine_aging_stops) return;
840
841 for (Engine *e : Engine::Iterate()) {
842 EngineID i = e->index;
843 if (e->flags & ENGINE_EXCLUSIVE_PREVIEW) {
844 if (e->preview_company != INVALID_COMPANY) {
845 if (!--e->preview_wait) {
846 DeleteWindowById(WC_ENGINE_PREVIEW, i);
847 e->preview_company = INVALID_COMPANY;
848 }
849 } else if (CountBits(e->preview_asked) < MAX_COMPANIES) {
850 e->preview_company = GetPreviewCompany(e);
851
852 if (e->preview_company == INVALID_COMPANY) {
853 e->preview_asked = (CompanyMask)-1;
854 continue;
855 }
856
857 SetBit(e->preview_asked, e->preview_company);
858 e->preview_wait = 20;
859 /* AIs are intentionally not skipped for preview even if they cannot build a certain
860 * vehicle type. This is done to not give poor performing human companies an "unfair"
861 * boost that they wouldn't have gotten against other human companies. The check on
862 * the line below is just to make AIs not notice that they have a preview if they
863 * cannot build the vehicle. */
864 if (!IsVehicleTypeDisabled(e->type, true)) AI::NewEvent(e->preview_company, new ScriptEventEnginePreview(i));
865 if (IsInteractiveCompany(e->preview_company)) ShowEnginePreviewWindow(i);
866 }
867 }
868 }
869 }
870
875 void ClearEnginesHiddenFlagOfCompany(CompanyID cid)
876 {
877 for (Engine *e : Engine::Iterate()) {
878 SB(e->company_hidden, cid, 1, 0);
879 }
880 }
881
891 CommandCost CmdSetVehicleVisibility(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
892 {
893 Engine *e = Engine::GetIfValid(GB(p2, 0, 31));
894 if (e == nullptr || _current_company >= MAX_COMPANIES) return CMD_ERROR;
895 if (!IsEngineBuildable(e->index, e->type, _current_company)) return CMD_ERROR;
896
897 if ((flags & DC_EXEC) != 0) {
898 SB(e->company_hidden, _current_company, 1, GB(p2, 31, 1));
899 AddRemoveEngineFromAutoreplaceAndBuildWindows(e->type);
900 }
901
902 return CommandCost();
903 }
904
915 CommandCost CmdWantEnginePreview(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
916 {
917 Engine *e = Engine::GetIfValid(p1);
918 if (e == nullptr || !(e->flags & ENGINE_EXCLUSIVE_PREVIEW) || e->preview_company != _current_company) return CMD_ERROR;
919
920 if (flags & DC_EXEC) AcceptEnginePreview(p1, _current_company);
921
922 return CommandCost();
923 }
924
936 CommandCost CmdEngineCtrl(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
937 {
938 if (_current_company != OWNER_DEITY) return CMD_ERROR;
939 EngineID engine_id = (EngineID)p1;
940 CompanyID company_id = (CompanyID)GB(p2, 0, 8);
941 bool allow = HasBit(p2, 31);
942
943 if (!Engine::IsValidID(engine_id) || !Company::IsValidID(company_id)) return CMD_ERROR;
944
945 if (flags & DC_EXEC) {
946 if (allow) {
947 EnableEngineForCompany(engine_id, company_id);
948 } else {
949 DisableEngineForCompany(engine_id, company_id);
950 }
951 }
952
953 return CommandCost();
954 }
955
961 static void NewVehicleAvailable(Engine *e)
962 {
963 EngineID index = e->index;
964
965 /* In case the company didn't build the vehicle during the intro period,
966 * prevent that company from getting future intro periods for a while. */
967 if (e->flags & ENGINE_EXCLUSIVE_PREVIEW) {
968 for (Company *c : Company::Iterate()) {
969 uint block_preview = c->block_preview;
970
971 if (!HasBit(e->company_avail, c->index)) continue;
972
973 /* We assume the user did NOT build it.. prove me wrong ;) */
974 c->block_preview = 20;
975
976 for (const Vehicle *v : Vehicle::Iterate()) {
977 if (v->type == VEH_TRAIN || v->type == VEH_ROAD || v->type == VEH_SHIP ||
978 (v->type == VEH_AIRCRAFT && Aircraft::From(v)->IsNormalAircraft())) {
979 if (v->owner == c->index && v->engine_type == index) {
980 /* The user did prove me wrong, so restore old value */
981 c->block_preview = block_preview;
982 break;
983 }
984 }
985 }
986 }
987 }
988
989 e->flags = (e->flags & ~ENGINE_EXCLUSIVE_PREVIEW) | ENGINE_AVAILABLE;
990 AddRemoveEngineFromAutoreplaceAndBuildWindows(e->type);
991
992 /* Now available for all companies */
993 e->company_avail = (CompanyMask)-1;
994
995 /* Do not introduce new rail wagons */
996 if (IsWagon(index)) return;
997
998 if (e->type == VEH_TRAIN) {
999 /* maybe make another rail type available */
1000 RailType railtype = e->u.rail.railtype;
1001 assert(railtype < RAILTYPE_END);
1002 for (Company *c : Company::Iterate()) c->avail_railtypes = AddDateIntroducedRailTypes(c->avail_railtypes | GetRailTypeInfo(e->u.rail.railtype)->introduces_railtypes, _date);
1003 } else if (e->type == VEH_ROAD) {
1004 /* maybe make another road type available */
1005 assert(e->u.road.roadtype < ROADTYPE_END);
1006 for (Company* c : Company::Iterate()) c->avail_roadtypes = AddDateIntroducedRoadTypes(c->avail_roadtypes | GetRoadTypeInfo(e->u.road.roadtype)->introduces_roadtypes, _date);
1007 }
1008
1009 /* Only broadcast event if AIs are able to build this vehicle type. */
1010 if (!IsVehicleTypeDisabled(e->type, true)) AI::BroadcastNewEvent(new ScriptEventEngineAvailable(index));
1011
1012 /* Only provide the "New Vehicle available" news paper entry, if engine can be built. */
1013 if (!IsVehicleTypeDisabled(e->type, false)) {
1014 SetDParam(0, GetEngineCategoryName(index));
1015 SetDParam(1, index);
1016 AddNewsItem(STR_NEWS_NEW_VEHICLE_NOW_AVAILABLE_WITH_TYPE, NT_NEW_VEHICLES, NF_VEHICLE, NR_ENGINE, index);
1017 }
1018
1019 /* Update the toolbar. */
1020 if (e->type == VEH_ROAD) InvalidateWindowData(WC_BUILD_TOOLBAR, TRANSPORT_ROAD);
1021 if (e->type == VEH_SHIP) InvalidateWindowData(WC_BUILD_TOOLBAR, TRANSPORT_WATER);
1022 if (e->type == VEH_AIRCRAFT) InvalidateWindowData(WC_BUILD_TOOLBAR, TRANSPORT_AIR);
1023
1024 /* Close pending preview windows */
1025 DeleteWindowById(WC_ENGINE_PREVIEW, index);
1026 }
1027
1029 void EnginesMonthlyLoop()
1030 {
1031 if (_cur_year < _year_engine_aging_stops) {
1032 for (Engine *e : Engine::Iterate()) {
1033 /* Age the vehicle */
1034 if ((e->flags & ENGINE_AVAILABLE) && e->age != MAX_DAY) {
1035 e->age++;
1036 CalcEngineReliability(e);
1037 }
1038
1039 /* Do not introduce invalid engines */
1040 if (!e->IsEnabled()) continue;
1041
1042 if (!(e->flags & ENGINE_AVAILABLE) && _date >= (e->intro_date + DAYS_IN_YEAR)) {
1043 /* Introduce it to all companies */
1044 NewVehicleAvailable(e);
1045 } else if (!(e->flags & (ENGINE_AVAILABLE | ENGINE_EXCLUSIVE_PREVIEW)) && _date >= e->intro_date) {
1046 /* Introduction date has passed...
1047 * Check if it is allowed to build this vehicle type at all
1048 * based on the current game settings. If not, it does not
1049 * make sense to show the preview dialog to any company. */
1050 if (IsVehicleTypeDisabled(e->type, false)) continue;
1051
1052 /* Do not introduce new rail wagons */
1053 if (IsWagon(e->index)) continue;
1054
1055 /* Show preview dialog to one of the companies. */
1056 e->flags |= ENGINE_EXCLUSIVE_PREVIEW;
1057 e->preview_company = INVALID_COMPANY;
1058 e->preview_asked = 0;
1059 }
1060 }
1061
1062 InvalidateWindowClassesData(WC_BUILD_VEHICLE); // rebuild the purchase list (esp. when sorted by reliability)
1063 }
1064 }
1065
1071 static bool IsUniqueEngineName(const char *name)
1072 {
1073 for (const Engine *e : Engine::Iterate()) {
1074 if (!e->name.empty() && e->name == name) return false;
1075 }
1076
1077 return true;
1078 }
1079
1089 CommandCost CmdRenameEngine(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
1090 {
1091 Engine *e = Engine::GetIfValid(p1);
1092 if (e == nullptr) return CMD_ERROR;
1093
1094 bool reset = StrEmpty(text);
1095
1096 if (!reset) {
1097 if (Utf8StringLength(text) >= MAX_LENGTH_ENGINE_NAME_CHARS) return CMD_ERROR;
1098 if (!IsUniqueEngineName(text)) return_cmd_error(STR_ERROR_NAME_MUST_BE_UNIQUE);
1099 }
1100
1101 if (flags & DC_EXEC) {
1102 if (reset) {
1103 e->name.clear();
1104 } else {
1105 e->name = text;
1106 }
1107
1108 MarkWholeScreenDirty();
1109 }
1110
1111 return CommandCost();
1112 }
1113
1114
1123 bool IsEngineBuildable(EngineID engine, VehicleType type, CompanyID company)
1124 {
1125 const Engine *e = Engine::GetIfValid(engine);
1126
1127 /* check if it's an engine that is in the engine array */
1128 if (e == nullptr) return false;
1129
1130 /* check if it's an engine of specified type */
1131 if (e->type != type) return false;
1132
1133 /* check if it's available ... */
1134 if (company == OWNER_DEITY) {
1135 /* ... for any company (preview does not count) */
1136 if (!(e->flags & ENGINE_AVAILABLE) || e->company_avail == 0) return false;
1137 } else {
1138 /* ... for this company */
1139 if (!HasBit(e->company_avail, company)) return false;
1140 }
1141
1142 if (!e->IsEnabled()) return false;
1143
1144 if (type == VEH_TRAIN && company != OWNER_DEITY) {
1145 /* Check if the rail type is available to this company */
1146 const Company *c = Company::Get(company);
1147 if (((GetRailTypeInfo(e->u.rail.railtype))->compatible_railtypes & c->avail_railtypes) == 0) return false;
1148 }
1149 if (type == VEH_ROAD && company != OWNER_DEITY) {
1150 /* Check if the road type is available to this company */
1151 const Company *c = Company::Get(company);
1152 if ((GetRoadTypeInfo(e->u.road.roadtype)->powered_roadtypes & c->avail_roadtypes) == ROADTYPES_NONE) return false;
1153 }
1154
1155 return true;
1156 }
1157
1164 bool IsEngineRefittable(EngineID engine)
1165 {
1166 const Engine *e = Engine::GetIfValid(engine);
1167
1168 /* check if it's an engine that is in the engine array */
1169 if (e == nullptr) return false;
1170
1171 if (!e->CanCarryCargo()) return false;
1172
1173 const EngineInfo *ei = &e->info;
1174 if (ei->refit_mask == 0) return false;
1175
1176 /* Are there suffixes?
1177 * Note: This does not mean the suffixes are actually available for every consist at any time. */
1178 if (HasBit(ei->callback_mask, CBM_VEHICLE_CARGO_SUFFIX)) return true;
1179
1180 /* Is there any cargo except the default cargo? */
1181 CargoID default_cargo = e->GetDefaultCargoType();
1182 CargoTypes default_cargo_mask = 0;
1183 SetBit(default_cargo_mask, default_cargo);
1184 return default_cargo != CT_INVALID && ei->refit_mask != default_cargo_mask;
1185 }
1186
1190 void CheckEngines()
1191 {
1192 Date min_date = INT32_MAX;
1193
1194 for (const Engine *e : Engine::Iterate()) {
1195 if (!e->IsEnabled()) continue;
1196
1197 /* We have an available engine... yay! */
1198 if ((e->flags & ENGINE_AVAILABLE) != 0 && e->company_avail != 0) return;
1199
1200 /* Okay, try to find the earliest date. */
1201 min_date = std::min(min_date, e->info.base_intro);
1202 }
1203
1204 if (min_date < INT32_MAX) {
1205 SetDParam(0, min_date);
1206 ShowErrorMessage(STR_ERROR_NO_VEHICLES_AVAILABLE_YET, STR_ERROR_NO_VEHICLES_AVAILABLE_YET_EXPLANATION, WL_WARNING);
1207 } else {
1208 ShowErrorMessage(STR_ERROR_NO_VEHICLES_AVAILABLE_AT_ALL, STR_ERROR_NO_VEHICLES_AVAILABLE_AT_ALL_EXPLANATION, WL_WARNING);
1209 }
1210 }
VEH_AIRCRAFT
@ VEH_AIRCRAFT
Aircraft vehicle type.
Definition: vehicle_type.h:27
AddDateIntroducedRailTypes
RailTypes AddDateIntroducedRailTypes(RailTypes current, Date date)
Add the rail types that are to be introduced at the given date.
Definition: rail.cpp:218
INVALID_ENGINE
static const EngineID INVALID_ENGINE
Constant denoting an invalid engine.
Definition: engine_type.h:174
EngineInfo::base_life
Year base_life
Basic duration of engine availability (without random parts). 0xFF means infinite life.
Definition: engine_type.h:135
IsCompanyBuildableVehicleType
static bool IsCompanyBuildableVehicleType(VehicleType type)
Is the given vehicle type buildable by a company?
Definition: vehicle_func.h:89
VehicleSettings::max_aircraft
UnitID max_aircraft
max planes in game per company
Definition: settings_type.h:470
Engine::GetGRFID
uint32 GetGRFID() const
Retrieve the GRF ID of the NewGRF the engine is tied to.
Definition: engine.cpp:158
TileIndex
uint32 TileIndex
The index/ID of a Tile.
Definition: tile_type.h:78
InvalidateWindowData
void InvalidateWindowData(WindowClass cls, WindowNumber number, int data, bool gui_scope)
Mark window data of the window of a given class and specific window number as invalid (in need of re-...
Definition: window.cpp:3321
CheckEngines
void CheckEngines()
Check for engines that have an appropriate availability.
Definition: engine.cpp:1190
PROP_TRAIN_SPEED
@ PROP_TRAIN_SPEED
Max. speed: 1 unit = 1/1.6 mph = 1 km-ish/h.
Definition: newgrf_properties.h:21
GameCreationSettings::generation_seed
uint32 generation_seed
noise seed for world generation
Definition: settings_type.h:292
EngineOverrideManager::ResetToCurrentNewGRFConfig
static bool ResetToCurrentNewGRFConfig()
Tries to reset the engine mapping to match the current NewGRF configuration.
Definition: engine.cpp:524
NT_NEW_VEHICLES
@ NT_NEW_VEHICLES
New vehicle has become available.
Definition: news_type.h:33
Pool::PoolItem<&_engine_pool >::Get
static Titem * Get(size_t index)
Returns Titem with given index.
Definition: pool_type.hpp:329
WC_BUILD_TOOLBAR
@ WC_BUILD_TOOLBAR
Build toolbar; Window numbers:
Definition: window_type.h:66
EngineOverrideManager::ResetToDefaultMapping
void ResetToDefaultMapping()
Initializes the EngineOverrideManager with the default engines.
Definition: engine.cpp:484
PROP_TRAIN_CARGO_CAPACITY
@ PROP_TRAIN_CARGO_CAPACITY
Capacity (if dualheaded: for each single vehicle)
Definition: newgrf_properties.h:24
AISettings::ai_disable_veh_roadveh
bool ai_disable_veh_roadveh
disable types for AI
Definition: settings_type.h:345
PROP_ROADVEH_TRACTIVE_EFFORT
@ PROP_ROADVEH_TRACTIVE_EFFORT
Tractive effort coefficient in 1/256.
Definition: newgrf_properties.h:38
ReloadNewGRFData
void ReloadNewGRFData()
Reload all NewGRF files during a running game.
Definition: afterload.cpp:3162
EngineIDMapping::grfid
uint32 grfid
The GRF ID of the file the entity belongs to.
Definition: engine_base.h:164
Engine::reliability_max
uint16 reliability_max
Maximal reliability of the engine.
Definition: engine_base.h:28
GetPrice
Money GetPrice(Price index, uint cost_factor, const GRFFile *grf_file, int shift)
Determine a certain price.
Definition: economy.cpp:950
GB
static uint GB(const T x, const uint8 s, const uint8 n)
Fetch n bits from x, started at bit s.
Definition: bitmath_func.hpp:32
Engine::duration_phase_3
uint16 duration_phase_3
Third reliability phase in months, decaying to reliability_final.
Definition: engine_base.h:32
PROP_ROADVEH_COST_FACTOR
@ PROP_ROADVEH_COST_FACTOR
Purchase cost.
Definition: newgrf_properties.h:34
command_func.h
Pool::PoolItem<&_engine_pool >::GetIfValid
static Titem * GetIfValid(size_t index)
Returns Titem with given index.
Definition: pool_type.hpp:340
CMD_ERROR
static const CommandCost CMD_ERROR
Define a default return value for a failed command.
Definition: command_func.h:23
Company::avail_railtypes
RailTypes avail_railtypes
Rail types available to this company.
Definition: company_base.h:115
WL_WARNING
@ WL_WARNING
Other information.
Definition: error.h:23
PROP_TRAIN_RUNNING_COST_FACTOR
@ PROP_TRAIN_RUNNING_COST_FACTOR
Yearly runningcost (if dualheaded: sum of both vehicles)
Definition: newgrf_properties.h:23
GameCreationSettings::landscape
byte landscape
the landscape we're currently in
Definition: settings_type.h:305
Engine::reliability_spd_dec
uint16 reliability_spd_dec
Speed of reliability decay between services (per day).
Definition: engine_base.h:26
RoadTypeInfo::introduces_roadtypes
RoadTypes introduces_roadtypes
Bitmask of which other roadtypes are introduced when this roadtype is introduced.
Definition: road.h:174
Company::avail_roadtypes
RoadTypes avail_roadtypes
Road types available to this company.
Definition: company_base.h:116
CmdEngineCtrl
CommandCost CmdEngineCtrl(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
Allow or forbid a specific company to use an engine.
Definition: engine.cpp:936
_engine_counts
const uint8 _engine_counts[4]
Number of engines of each vehicle type in original engine data.
Definition: engine.cpp:50
company_base.h
IsWagon
static bool IsWagon(EngineID index)
Determine whether an engine type is a wagon (and not a loco).
Definition: engine.cpp:564
GetPreviewCompany
static CompanyID GetPreviewCompany(Engine *e)
Get the best company for an engine preview.
Definition: engine.cpp:785
_cur_year
Year _cur_year
Current year, starting at 0.
Definition: date.cpp:26
PROP_TRAIN_TRACTIVE_EFFORT
@ PROP_TRAIN_TRACTIVE_EFFORT
Tractive effort coefficient in 1/256.
Definition: newgrf_properties.h:27
EnginesDailyLoop
void EnginesDailyLoop()
Daily check to offer an exclusive engine preview to the companies.
Definition: engine.cpp:832
Pool::CleanPool
virtual void CleanPool()
Virtual method that deletes all items in the pool.
_year_engine_aging_stops
static Year _year_engine_aging_stops
Year that engine aging stops.
Definition: engine.cpp:47
Price
Price
Enumeration of all base prices for use with Prices.
Definition: economy_type.h:74
PROP_AIRCRAFT_MAIL_CAPACITY
@ PROP_AIRCRAFT_MAIL_CAPACITY
Mail Capacity.
Definition: newgrf_properties.h:52
Engine::company_avail
CompanyMask company_avail
Bit for each company whether the engine is available for that company.
Definition: engine_base.h:37
WC_ENGINE_PREVIEW
@ WC_ENGINE_PREVIEW
Engine preview window; Window numbers:
Definition: window_type.h:583
Engine::GetDisplayMaxTractiveEffort
uint GetDisplayMaxTractiveEffort() const
Returns the tractive effort of the engine for display purposes.
Definition: engine.cpp:425
VE_DEFAULT
@ VE_DEFAULT
Default value to indicate that visual effect should be based on engine class.
Definition: vehicle_base.h:92
SavedRandomSeeds
Stores the state of all random number generators.
Definition: random_func.hpp:33
Pool::PoolItem<&_engine_pool >::index
Tindex index
Index of this pool item.
Definition: pool_type.hpp:227
CargoSpec::Get
static CargoSpec * Get(size_t index)
Retrieve cargo details for the given cargo ID.
Definition: cargotype.h:117
PROP_SHIP_CARGO_CAPACITY
@ PROP_SHIP_CARGO_CAPACITY
Capacity.
Definition: newgrf_properties.h:44
Engine::duration_phase_1
uint16 duration_phase_1
First reliability phase in months, increasing reliability from reliability_start to reliability_max.
Definition: engine_base.h:30
PROP_AIRCRAFT_RUNNING_COST_FACTOR
@ PROP_AIRCRAFT_RUNNING_COST_FACTOR
Yearly runningcost.
Definition: newgrf_properties.h:50
HasBit
static bool HasBit(const T x, const uint8 y)
Checks if a bit in a value is set.
Definition: bitmath_func.hpp:103
EnableEngineForCompany
static void EnableEngineForCompany(EngineID eid, CompanyID company)
Allows engine eid to be used by a company company.
Definition: engine.cpp:717
SaveRandomSeeds
static void SaveRandomSeeds(SavedRandomSeeds *storage)
Saves the current seeds.
Definition: random_func.hpp:42
Engine::GetRunningCost
Money GetRunningCost() const
Return how much the running costs of this engine are.
Definition: engine.cpp:280
ClrBit
static T ClrBit(T &x, const uint8 y)
Clears a bit in a variable.
Definition: bitmath_func.hpp:151
Engine::reliability_start
uint16 reliability_start
Initial reliability of the engine.
Definition: engine_base.h:27
GetEngineCategoryName
StringID GetEngineCategoryName(EngineID engine)
Return the category of an engine.
Definition: engine_gui.cpp:38
Year
int32 Year
Type for the year, note: 0 based, i.e. starts at the year 0.
Definition: date_type.h:18
autoreplace_gui.h
aircraft.h
ROADTYPE_END
@ ROADTYPE_END
Used for iterations.
Definition: road_type.h:26
SetupEngines
void SetupEngines()
Initialise the engine pool with the data from the original vehicles.
Definition: engine.cpp:540
AddDateIntroducedRoadTypes
RoadTypes AddDateIntroducedRoadTypes(RoadTypes current, Date date)
Add the road types that are to be introduced at the given date.
Definition: road.cpp:155
Engine::preview_company
CompanyID preview_company
Company which is currently being offered a preview INVALID_COMPANY means no company.
Definition: engine_base.h:35
GetCompanyRoadTypes
RoadTypes GetCompanyRoadTypes(CompanyID company, bool introduces)
Get the road types the given company can build.
Definition: road.cpp:188
StartupOneEngine
void StartupOneEngine(Engine *e, Date aging_date)
Start/initialise one engine.
Definition: engine.cpp:637
DeleteWindowByClass
void DeleteWindowByClass(WindowClass cls)
Delete all windows of a given class.
Definition: window.cpp:1178
Engine::GetLifeLengthInDays
Date GetLifeLengthInDays() const
Returns the vehicle's (not model's!) life length in days.
Definition: engine.cpp:442
EngineInfo
Information about a vehicle.
Definition: engine_type.h:132
EngineInfo::base_intro
Date base_intro
Basic date of engine introduction (without random parts).
Definition: engine_type.h:133
CBM_VEHICLE_CARGO_SUFFIX
@ CBM_VEHICLE_CARGO_SUFFIX
Show suffix after cargo name.
Definition: newgrf_callbacks.h:294
Engine
Definition: engine_base.h:21
MAX_DAY
#define MAX_DAY
The number of days till the last day.
Definition: date_type.h:97
VEH_ROAD
@ VEH_ROAD
Road vehicle type.
Definition: vehicle_type.h:25
CC_PASSENGERS
@ CC_PASSENGERS
Passengers.
Definition: cargotype.h:39
Vehicle
Vehicle data structure.
Definition: vehicle_base.h:222
EngineIDMapping::internal_id
uint16 internal_id
The internal ID within the GRF file.
Definition: engine_base.h:165
Engine::GetDefaultCargoType
CargoID GetDefaultCargoType() const
Determines the default cargo type of an engine.
Definition: engine_base.h:79
Engine::company_hidden
CompanyMask company_hidden
Bit for each company whether the engine is normally hidden in the build gui for that company.
Definition: engine_base.h:38
RoadVehicleInfo::roadtype
RoadType roadtype
Road type.
Definition: engine_type.h:125
StartupEngines
void StartupEngines()
Start/initialise all our engines.
Definition: engine.cpp:693
Owner
Owner
Enum for all companies/owners.
Definition: company_type.h:18
GetVehicleCallback
uint16 GetVehicleCallback(CallbackID callback, uint32 param1, uint32 param2, EngineID engine, const Vehicle *v)
Evaluate a newgrf callback for vehicles.
Definition: newgrf_engine.cpp:1188
DC_EXEC
@ DC_EXEC
execute the given command
Definition: command_type.h:348
DisableEngineForCompany
static void DisableEngineForCompany(EngineID eid, CompanyID company)
Forbids engine eid to be used by a company company.
Definition: engine.cpp:747
EngineOverrideManager::GetID
EngineID GetID(VehicleType type, uint16 grf_local_id, uint32 grfid)
Looks up an EngineID in the EngineOverrideManager.
Definition: engine.cpp:507
SetDParam
static void SetDParam(uint n, uint64 v)
Set a string parameter v at index n in the global string parameter array.
Definition: strings_func.h:199
DoCommandFlag
DoCommandFlag
List of flags for a command.
Definition: command_type.h:346
CmdRenameEngine
CommandCost CmdRenameEngine(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
Rename an engine.
Definition: engine.cpp:1089
RestoreRandomSeeds
static void RestoreRandomSeeds(const SavedRandomSeeds &storage)
Restores previously saved seeds.
Definition: random_func.hpp:52
ShowErrorMessage
void ShowErrorMessage(StringID summary_msg, StringID detailed_msg, WarningLevel wl, int x=0, int y=0, const GRFFile *textref_stack_grffile=nullptr, uint textref_stack_size=0, const uint32 *textref_stack=nullptr)
Display an error message in a window.
Definition: error_gui.cpp:372
CountBits
static uint CountBits(T value)
Counts the number of set bits in a variable.
Definition: bitmath_func.hpp:251
VehicleSettings::extend_vehicle_life
byte extend_vehicle_life
extend vehicle life by this many years
Definition: settings_type.h:476
GameSettings::game_creation
GameCreationSettings game_creation
settings used during the creation of a game (map)
Definition: settings_type.h:560
ai.hpp
EngineInfo::lifelength
Year lifelength
Lifetime of a single vehicle.
Definition: engine_type.h:134
Engine::GetGRF
const GRFFile * GetGRF() const
Retrieve the NewGRF the engine is tied to.
Definition: engine_base.h:138
TRANSPORT_ROAD
@ TRANSPORT_ROAD
Transport by road vehicle.
Definition: transport_type.h:28
GetRailTypeInfo
static const RailtypeInfo * GetRailTypeInfo(RailType railtype)
Returns a pointer to the Railtype information for a given railtype.
Definition: rail.h:304
ENGINE_EXCLUSIVE_PREVIEW
@ ENGINE_EXCLUSIVE_PREVIEW
This vehicle is in the exclusive preview stage, either being used or being offered to a company.
Definition: engine_type.h:169
Engine::GetDisplayMaxSpeed
uint GetDisplayMaxSpeed() const
Returns max speed of the engine for display purposes.
Definition: engine.cpp:357
Utf8StringLength
size_t Utf8StringLength(const char *s)
Get the length of an UTF-8 encoded string in number of characters and thus not the number of bytes th...
Definition: string.cpp:334
PROP_ROADVEH_SPEED
@ PROP_ROADVEH_SPEED
Max. speed: 1 unit = 1/0.8 mph = 2 km-ish/h.
Definition: newgrf_properties.h:37
IsVehicleTypeDisabled
static bool IsVehicleTypeDisabled(VehicleType type, bool ai)
Checks if a vehicle type is disabled for all/ai companies.
Definition: engine.cpp:819
EngineID
uint16 EngineID
Unique identification number of an engine.
Definition: engine_type.h:21
RoadTypeInfo::powered_roadtypes
RoadTypes powered_roadtypes
bitmask to the OTHER roadtypes on which a vehicle of THIS roadtype generates power
Definition: road.h:119
return_cmd_error
#define return_cmd_error(errcode)
Returns from a function with a specific StringID as error.
Definition: command_func.h:33
AISettings::ai_disable_veh_train
bool ai_disable_veh_train
disable types for AI
Definition: settings_type.h:344
AI::NewEvent
static void NewEvent(CompanyID company, ScriptEvent *event)
Queue a new event for an AI.
Definition: ai_core.cpp:234
RailType
RailType
Enumeration for all possible railtypes.
Definition: rail_type.h:27
CommandCost
Common return value for all commands.
Definition: command_type.h:23
_date
Date _date
Current date in days (day counter)
Definition: date.cpp:28
GetUnionOfArticulatedRefitMasks
CargoTypes GetUnionOfArticulatedRefitMasks(EngineID engine, bool include_initial_cargo_type)
Ors the refit_masks of all articulated parts.
Definition: articulated_vehicles.cpp:255
newgrf_engine.h
EngineInfo::callback_mask
byte callback_mask
Bitmask of vehicle callbacks that have to be called.
Definition: engine_type.h:143
VehicleSettings::max_ships
UnitID max_ships
max ships in game per company
Definition: settings_type.h:471
CARGO_AGING_TICKS
static const int CARGO_AGING_TICKS
cycle duration for aging cargo
Definition: date_type.h:35
Vehicle::engine_type
EngineID engine_type
The type of engine used for this vehicle.
Definition: vehicle_base.h:297
SB
static T SB(T &x, const uint8 s, const uint8 n, const U d)
Set n bits in x starting at bit s to d.
Definition: bitmath_func.hpp:58
ConvertYMDToDate
Date ConvertYMDToDate(Year year, Month month, Day day)
Converts a tuple of Year, Month and Day to a Date.
Definition: date.cpp:149
GROUND_ACCELERATION
static const int GROUND_ACCELERATION
Acceleration due to gravity, 9.8 m/s^2.
Definition: vehicle_type.h:18
MAX_LENGTH_ENGINE_NAME_CHARS
static const uint MAX_LENGTH_ENGINE_NAME_CHARS
The maximum length of an engine name in characters including '\0'.
Definition: engine_type.h:172
Date
int32 Date
The type to store our dates in.
Definition: date_type.h:14
Engine::preview_asked
CompanyMask preview_asked
Bit for each company which has already been offered a preview.
Definition: engine_base.h:34
WC_REPLACE_VEHICLE
@ WC_REPLACE_VEHICLE
Replace vehicle window; Window numbers:
Definition: window_type.h:211
_settings_game
GameSettings _settings_game
Game settings of a running game or the scenario editor.
Definition: settings.cpp:80
Engine::GetDisplayWeight
uint GetDisplayWeight() const
Returns the weight of the engine for display purposes.
Definition: engine.cpp:407
ConvertDateToYMD
void ConvertDateToYMD(Date date, YearMonthDay *ymd)
Converts a Date to a Year, Month & Day.
Definition: date.cpp:94
MAX_COMPANIES
@ MAX_COMPANIES
Maximum number of companies.
Definition: company_type.h:23
_local_company
CompanyID _local_company
Company controlled by the human player at this client. Can also be COMPANY_SPECTATOR.
Definition: company_cmd.cpp:46
AI::BroadcastNewEvent
static void BroadcastNewEvent(ScriptEvent *event, CompanyID skip_company=MAX_COMPANIES)
Broadcast a new event to all active AIs.
Definition: ai_core.cpp:259
safeguards.h
IsInteractiveCompany
static bool IsInteractiveCompany(CompanyID company)
Is the user representing company?
Definition: company_func.h:53
CalcEngineReliability
static void CalcEngineReliability(Engine *e)
Update Engine::reliability and (if needed) update the engine GUIs.
Definition: engine.cpp:574
StrEmpty
static bool StrEmpty(const char *s)
Check if a string buffer is empty.
Definition: string_func.h:60
EnginesMonthlyLoop
void EnginesMonthlyLoop()
Monthly update of the availability, reliability, and preview offers of the engines.
Definition: engine.cpp:1029
error.h
EngineIDMapping
Definition: engine_base.h:163
EngineInfo::retire_early
int8 retire_early
Number of years early to retire vehicle.
Definition: engine_type.h:144
DAYS_IN_LEAP_YEAR
static const int DAYS_IN_LEAP_YEAR
sometimes, you need one day more...
Definition: date_type.h:30
EngineIDMapping::substitute_id
uint8 substitute_id
The (original) entity ID to use if this GRF is not available (currently not used)
Definition: engine_base.h:167
Engine::GetCost
Money GetCost() const
Return how much a new engine costs.
Definition: engine.cpp:317
date_func.h
stdafx.h
VehicleType
VehicleType
Available vehicle types.
Definition: vehicle_type.h:21
PROP_AIRCRAFT_COST_FACTOR
@ PROP_AIRCRAFT_COST_FACTOR
Purchase cost.
Definition: newgrf_properties.h:48
ENGINE_AVAILABLE
@ ENGINE_AVAILABLE
This vehicle is available to everyone.
Definition: engine_type.h:168
EngineInfo::misc_flags
byte misc_flags
Miscellaneous flags.
Definition: engine_type.h:142
PROP_SHIP_RUNNING_COST_FACTOR
@ PROP_SHIP_RUNNING_COST_FACTOR
Yearly runningcost.
Definition: newgrf_properties.h:45
RAILVEH_WAGON
@ RAILVEH_WAGON
simple wagon, not motorized
Definition: engine_type.h:29
CBM_VEHICLE_REFIT_CAPACITY
@ CBM_VEHICLE_REFIT_CAPACITY
Cargo capacity after refit.
Definition: newgrf_callbacks.h:292
Engine::reliability_final
uint16 reliability_final
Final reliability of the engine.
Definition: engine_base.h:29
_engine_offsets
const uint8 _engine_offsets[4]
Offset of the first engine of each vehicle type in original engine data.
Definition: engine.cpp:58
IsUniqueEngineName
static bool IsUniqueEngineName(const char *name)
Is name still free as name for an engine?
Definition: engine.cpp:1071
GameSettings::ai
AISettings ai
what may the AI do?
Definition: settings_type.h:562
YearMonthDay::year
Year year
Year (0...)
Definition: date_type.h:104
string_func.h
CALLBACK_FAILED
static const uint CALLBACK_FAILED
Different values for Callback result evaluations.
Definition: newgrf_callbacks.h:404
UnloadWagonOverrides
void UnloadWagonOverrides(Engine *e)
Unload all wagon override sprite groups.
Definition: newgrf_engine.cpp:73
StringID
uint32 StringID
Numeric value that represents a string, independent of the selected language.
Definition: strings_type.h:16
AISettings::ai_disable_veh_ship
bool ai_disable_veh_ship
disable types for AI
Definition: settings_type.h:347
_current_company
CompanyID _current_company
Company currently doing an action.
Definition: company_cmd.cpp:47
vehicle_func.h
PROP_TRAIN_WEIGHT
@ PROP_TRAIN_WEIGHT
Weight in t (if dualheaded: for each single vehicle)
Definition: newgrf_properties.h:25
Engine::name
std::string name
Custom name of engine.
Definition: engine_base.h:22
Pool::PoolItem<&_vehicle_pool >::Iterate
static Pool::IterateWrapper< Titem > Iterate(size_t from=0)
Returns an iterable ensemble of all valid Titem.
Definition: pool_type.hpp:378
engine_gui.h
strings_func.h
Pool
Base class for all pools.
Definition: pool_type.hpp:81
DeleteWindowById
void DeleteWindowById(WindowClass cls, WindowNumber number, bool force)
Delete a window by its class and window number (if it is open).
Definition: window.cpp:1165
Engine::CanCarryCargo
bool CanCarryCargo() const
Determines whether an engine can carry something.
Definition: engine.cpp:169
VehicleSettings::max_trains
UnitID max_trains
max trains in game per company
Definition: settings_type.h:468
SetRandomSeed
void SetRandomSeed(uint32 seed)
(Re)set the state of the random number generators.
Definition: random_func.cpp:65
WC_BUILD_VEHICLE
@ WC_BUILD_VEHICLE
Build vehicle; Window numbers:
Definition: window_type.h:376
SpecializedVehicle< Aircraft, VEH_AIRCRAFT >::From
static Aircraft * From(Vehicle *v)
Converts a Vehicle to SpecializedVehicle with type checking.
Definition: vehicle_base.h:1162
Engine::GetPower
uint GetPower() const
Returns the power of the engine for display and sorting purposes.
Definition: engine.cpp:389
RAILTYPE_END
@ RAILTYPE_END
Used for iterations.
Definition: rail_type.h:33
EF_NO_DEFAULT_CARGO_MULTIPLIER
@ EF_NO_DEFAULT_CARGO_MULTIPLIER
Use the new capacity algorithm. The default cargotype of the vehicle does not affect capacity multipl...
Definition: engine_type.h:159
InvalidateWindowClassesData
void InvalidateWindowClassesData(WindowClass cls, int data, bool gui_scope)
Mark window data of all windows of a given class as invalid (in need of re-computing) Note that by de...
Definition: window.cpp:3339
Aircraft::IsNormalAircraft
bool IsNormalAircraft() const
Check if the aircraft type is a normal flying device; eg not a rotor or a shadow.
Definition: aircraft.h:121
EngineOverrideManager
Stores the mapping of EngineID to the internal id of newgrfs.
Definition: engine_base.h:174
RAILVEH_MULTIHEAD
@ RAILVEH_MULTIHEAD
indicates a combination of two locomotives
Definition: engine_type.h:28
TRANSPORT_WATER
@ TRANSPORT_WATER
Transport over water.
Definition: transport_type.h:29
GetCompanyRailtypes
RailTypes GetCompanyRailtypes(CompanyID company, bool introduces)
Get the rail types the given company can build.
Definition: rail.cpp:251
AISettings::ai_disable_veh_aircraft
bool ai_disable_veh_aircraft
disable types for AI
Definition: settings_type.h:346
newgrf.h
Pool::PoolItem<&_engine_pool >::CanAllocateItem
static bool CanAllocateItem(size_t n=1)
Helper functions so we can use PoolItem::Function() instead of _poolitem_pool.Function()
Definition: pool_type.hpp:299
DAYS_IN_YEAR
static const int DAYS_IN_YEAR
days per year
Definition: date_type.h:29
GetRoadTypeInfo
static const RoadTypeInfo * GetRoadTypeInfo(RoadType roadtype)
Returns a pointer to the Roadtype information for a given roadtype.
Definition: road.h:224
TRANSPORT_AIR
@ TRANSPORT_AIR
Transport through air.
Definition: transport_type.h:30
NewVehicleAvailable
static void NewVehicleAvailable(Engine *e)
An engine has become available for general use.
Definition: engine.cpp:961
PROP_ROADVEH_CARGO_CAPACITY
@ PROP_ROADVEH_CARGO_CAPACITY
Capacity.
Definition: newgrf_properties.h:33
OWNER_DEITY
@ OWNER_DEITY
The object is owned by a superuser / goal script.
Definition: company_type.h:27
GameCreationSettings::starting_year
Year starting_year
starting date
Definition: settings_type.h:293
company_func.h
VehicleSettings::max_roadveh
UnitID max_roadveh
max trucks in game per company
Definition: settings_type.h:469
Engine::original_image_index
uint8 original_image_index
Original vehicle image index, thus the image index of the overridden vehicle.
Definition: engine_base.h:39
INSTANTIATE_POOL_METHODS
#define INSTANTIATE_POOL_METHODS(name)
Force instantiation of pool methods so we don't get linker errors.
Definition: pool_func.hpp:224
CargoSpec::multiplier
uint16 multiplier
Capacity multiplier for vehicles. (8 fractional bits)
Definition: cargotype.h:61
AddNewsItem
void AddNewsItem(StringID string, NewsType type, NewsFlag flags, NewsReferenceType reftype1=NR_NONE, uint32 ref1=UINT32_MAX, NewsReferenceType reftype2=NR_NONE, uint32 ref2=UINT32_MAX, void *free_data=nullptr)
Add a new newsitem to be shown.
Definition: news_gui.cpp:789
AIR_CTOL
@ AIR_CTOL
Conventional Take Off and Landing, i.e. planes.
Definition: engine_type.h:92
window_func.h
NF_VEHICLE
@ NF_VEHICLE
Vehicle news item. (new engine available)
Definition: news_type.h:79
SetBit
static T SetBit(T &x, const uint8 y)
Set a bit in a variable.
Definition: bitmath_func.hpp:121
lengthof
#define lengthof(x)
Return the length of an fixed size array.
Definition: stdafx.h:367
YearMonthDay
Data structure to convert between Date and triplet (year, month, and day).
Definition: date_type.h:103
MarkWholeScreenDirty
void MarkWholeScreenDirty()
This function mark the whole screen as dirty.
Definition: gfx.cpp:1597
CBID_VEHICLE_REFIT_CAPACITY
@ CBID_VEHICLE_REFIT_CAPACITY
Refit capacity, the passed vehicle needs to have its ->cargo_type set to the cargo we are refitting t...
Definition: newgrf_callbacks.h:48
random_func.hpp
Engine::DetermineCapacity
uint DetermineCapacity(const Vehicle *v, uint16 *mail_capacity=nullptr) const
Determines capacity of a given vehicle from scratch.
Definition: engine.cpp:202
OverflowSafeInt< int64, INT64_MAX, INT64_MIN >
CargoID
byte CargoID
Cargo slots to indicate a cargo type within a game.
Definition: cargo_type.h:20
VehicleSettings::never_expire_vehicles
bool never_expire_vehicles
never expire vehicles
Definition: settings_type.h:475
Engine::IsEnabled
bool IsEnabled() const
Checks whether the engine is a valid (non-articulated part of an) engine.
Definition: engine.cpp:148
INVALID_COMPANY
@ INVALID_COMPANY
An invalid company.
Definition: company_type.h:30
PROP_SHIP_COST_FACTOR
@ PROP_SHIP_COST_FACTOR
Purchase cost.
Definition: newgrf_properties.h:42
engine_base.h
Vehicle::cargo_type
CargoID cargo_type
type of cargo this vehicle is carrying
Definition: vehicle_base.h:314
Engine::grf_prop
GRFFilePropsBase< NUM_CARGO+2 > grf_prop
Properties related the the grf file.
Definition: engine_base.h:58
GRFFilePropsBase::local_id
uint16 local_id
id defined by the grf file for this entity
Definition: newgrf_commons.h:319
articulated_vehicles.h
GameSettings::vehicle
VehicleSettings vehicle
options for vehicles
Definition: settings_type.h:568
Vehicle::cargo_subtype
byte cargo_subtype
Used for livery refits (NewGRF variations)
Definition: vehicle_base.h:315
EngineInfo::climates
byte climates
Climates supported by the engine.
Definition: engine_type.h:138
PROP_SHIP_SPEED
@ PROP_SHIP_SPEED
Max. speed: 1 unit = 1/3.2 mph = 0.5 km-ish/h.
Definition: newgrf_properties.h:43
PROP_AIRCRAFT_PASSENGER_CAPACITY
@ PROP_AIRCRAFT_PASSENGER_CAPACITY
Passenger Capacity.
Definition: newgrf_properties.h:51
IsEngineRefittable
bool IsEngineRefittable(EngineID engine)
Check if an engine is refittable.
Definition: engine.cpp:1164
PROP_ROADVEH_POWER
@ PROP_ROADVEH_POWER
Power in 10 HP.
Definition: newgrf_properties.h:35
VEH_TRAIN
@ VEH_TRAIN
Train vehicle type.
Definition: vehicle_type.h:24
Pool::PoolItem<&_engine_pool >::IsValidID
static bool IsValidID(size_t index)
Tests whether given index can be used to get valid (non-nullptr) Titem.
Definition: pool_type.hpp:318
PROP_TRAIN_COST_FACTOR
@ PROP_TRAIN_COST_FACTOR
Purchase cost (if dualheaded: sum of both vehicles)
Definition: newgrf_properties.h:26
PROP_AIRCRAFT_SPEED
@ PROP_AIRCRAFT_SPEED
Max. speed: 1 unit = 8 mph = 12.8 km-ish/h.
Definition: newgrf_properties.h:49
engines.h
Engine::GetRange
uint16 GetRange() const
Get the range of an aircraft type.
Definition: engine.cpp:452
EngineIDMapping::type
VehicleType type
The engine type.
Definition: engine_base.h:166
Engine::flags
byte flags
Flags of the engine.
Definition: engine_base.h:33
pool_func.hpp
EngineInfo::string_id
StringID string_id
Default name of engine.
Definition: engine_type.h:145
ClearEnginesHiddenFlagOfCompany
void ClearEnginesHiddenFlagOfCompany(CompanyID cid)
Clear the 'hidden' flag for all engines of a new company.
Definition: engine.cpp:875
CmdSetVehicleVisibility
CommandCost CmdSetVehicleVisibility(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
Set the visibility of an engine.
Definition: engine.cpp:891
CT_INVALID
@ CT_INVALID
Invalid cargo type.
Definition: cargo_type.h:68
IsCargoInClass
static bool IsCargoInClass(CargoID c, CargoClass cc)
Does cargo c have cargo class cc?
Definition: cargotype.h:148
PROP_TRAIN_POWER
@ PROP_TRAIN_POWER
Power in hp (if dualheaded: sum of both vehicles)
Definition: newgrf_properties.h:22
CmdWantEnginePreview
CommandCost CmdWantEnginePreview(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text)
Accept an engine prototype.
Definition: engine.cpp:915
AddRemoveEngineFromAutoreplaceAndBuildWindows
void AddRemoveEngineFromAutoreplaceAndBuildWindows(VehicleType type)
When an engine is made buildable or is removed from being buildable, add/remove it from the build/aut...
Definition: autoreplace_gui.cpp:63
VEH_SHIP
@ VEH_SHIP
Ship vehicle type.
Definition: vehicle_type.h:26
ROADTYPES_NONE
@ ROADTYPES_NONE
No roadtypes.
Definition: road_type.h:37
Company
Definition: company_base.h:110
PROP_ROADVEH_RUNNING_COST_FACTOR
@ PROP_ROADVEH_RUNNING_COST_FACTOR
Yearly runningcost.
Definition: newgrf_properties.h:32
WC_MAIN_TOOLBAR
@ WC_MAIN_TOOLBAR
Main toolbar (the long bar at the top); Window numbers:
Definition: window_type.h:51
SetWindowClassesDirty
void SetWindowClassesDirty(WindowClass cls)
Mark all windows of a particular class as dirty (in need of repainting)
Definition: window.cpp:3248
PROP_AIRCRAFT_RANGE
@ PROP_AIRCRAFT_RANGE
Aircraft range.
Definition: newgrf_properties.h:54
EngineInfo::cargo_age_period
uint16 cargo_age_period
Number of ticks before carried cargo is aged.
Definition: engine_type.h:146
SetYearEngineAgingStops
void SetYearEngineAgingStops()
Compute the value for _year_engine_aging_stops.
Definition: engine.cpp:612
IsEngineBuildable
bool IsEngineBuildable(EngineID engine, VehicleType type, CompanyID company)
Check if an engine is buildable.
Definition: engine.cpp:1123
Engine::intro_date
Date intro_date
Date of introduction of the engine.
Definition: engine_base.h:23
Engine::GetAircraftTypeText
StringID GetAircraftTypeText() const
Get the name of the aircraft type for display purposes.
Definition: engine.cpp:466
EngineOverrideManager::NUM_DEFAULT_ENGINES
static const uint NUM_DEFAULT_ENGINES
Number of default entries.
Definition: engine_base.h:175
NR_ENGINE
@ NR_ENGINE
Reference engine.
Definition: news_type.h:56
GRFFile
Dynamic data of a loaded NewGRF.
Definition: newgrf.h:105
Engine::reliability
uint16 reliability
Current reliability of the engine.
Definition: engine_base.h:25
Engine::type
VehicleType type
Vehicle type, ie VEH_ROAD, VEH_TRAIN, etc.
Definition: engine_base.h:40
AcceptEnginePreview
static void AcceptEnginePreview(EngineID eid, CompanyID company)
Company company accepts engine eid for preview.
Definition: engine.cpp:763
Engine::duration_phase_2
uint16 duration_phase_2
Second reliability phase in months, keeping reliability_max.
Definition: engine_base.h:31
PROP_ROADVEH_WEIGHT
@ PROP_ROADVEH_WEIGHT
Weight in 1/4 t.
Definition: newgrf_properties.h:36
engine_func.h
news_func.h
RailtypeInfo::introduces_railtypes
RailTypes introduces_railtypes
Bitmask of which other railtypes are introduced when this railtype is introduced.
Definition: rail.h:263