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(svn r16527) -Codechange: use static member functions instead of simple casts when converting Vehicle to specialised vehicle types. Includes safety check

release/1.0
smatz 2009-06-06 16:54:22 +00:00
parent c90819ff6d
commit 0c10006907
36 changed files with 185 additions and 161 deletions
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20
src/ai/api/ai_vehicle.cpp
View File

@ -46,11 +46,11 @@
case VEH_ROAD: { case VEH_ROAD: {
uint total_length = 0; uint total_length = 0;
for (const Vehicle *u = v; u != NULL; u = u->Next()) { for (const Vehicle *u = v; u != NULL; u = u->Next()) {
total_length += ((const RoadVehicle *)u)->rcache.cached_veh_length; total_length += ::RoadVehicle::From(u)->rcache.cached_veh_length;
} }
return total_length; return total_length;
} }
case VEH_TRAIN: return ((const Train *)v)->tcache.cached_total_length; case VEH_TRAIN: return ::Train::From(v)->tcache.cached_total_length;
default: return -1; default: return -1;
} }
} }
@ -86,11 +86,11 @@
EnforcePrecondition(false, ::Vehicle::Get(source_vehicle_id)->type == VEH_TRAIN); EnforcePrecondition(false, ::Vehicle::Get(source_vehicle_id)->type == VEH_TRAIN);
EnforcePrecondition(false, dest_vehicle_id == -1 || ::Vehicle::Get(dest_vehicle_id)->type == VEH_TRAIN); EnforcePrecondition(false, dest_vehicle_id == -1 || ::Vehicle::Get(dest_vehicle_id)->type == VEH_TRAIN);
const Train *v = (const Train *)::Vehicle::Get(source_vehicle_id); const Train *v = ::Train::Get(source_vehicle_id);
while (source_wagon-- > 0) v = GetNextUnit(v); while (source_wagon-- > 0) v = GetNextUnit(v);
const Train *w = NULL; const Train *w = NULL;
if (dest_vehicle_id != -1) { if (dest_vehicle_id != -1) {
w = (const Train *)::Vehicle::Get(dest_vehicle_id); w = ::Train::Get(dest_vehicle_id);
while (dest_wagon-- > 0) w = GetNextUnit(w); while (dest_wagon-- > 0) w = GetNextUnit(w);
} }
@ -137,7 +137,7 @@
EnforcePrecondition(false, IsValidVehicle(vehicle_id) && wagon < GetNumWagons(vehicle_id)); EnforcePrecondition(false, IsValidVehicle(vehicle_id) && wagon < GetNumWagons(vehicle_id));
EnforcePrecondition(false, ::Vehicle::Get(vehicle_id)->type == VEH_TRAIN); EnforcePrecondition(false, ::Vehicle::Get(vehicle_id)->type == VEH_TRAIN);
const Train *v = (const Train *)::Vehicle::Get(vehicle_id); const Train *v = ::Train::Get(vehicle_id);
while (wagon-- > 0) v = GetNextUnit(v); while (wagon-- > 0) v = GetNextUnit(v);
return AIObject::DoCommand(0, v->index, sell_attached_wagons ? 1 : 0, CMD_SELL_RAIL_WAGON); return AIObject::DoCommand(0, v->index, sell_attached_wagons ? 1 : 0, CMD_SELL_RAIL_WAGON);
@ -244,7 +244,7 @@
const Vehicle *v = ::Vehicle::Get(vehicle_id); const Vehicle *v = ::Vehicle::Get(vehicle_id);
if (v->type == VEH_TRAIN) { if (v->type == VEH_TRAIN) {
while (wagon-- > 0) v = GetNextUnit((const Train *)v); while (wagon-- > 0) v = GetNextUnit(::Train::From(v));
} }
return v->engine_type; return v->engine_type;
} }
@ -282,7 +282,7 @@
const Vehicle *v = ::Vehicle::Get(vehicle_id); const Vehicle *v = ::Vehicle::Get(vehicle_id);
if (v->type == VEH_TRAIN) { if (v->type == VEH_TRAIN) {
while (wagon-- > 0) v = GetNextUnit((const Train *)v); while (wagon-- > 0) v = GetNextUnit(::Train::From(v));
} }
return v->age; return v->age;
} }
@ -369,7 +369,7 @@
if (!IsValidVehicle(vehicle_id)) return AIRoad::ROADTYPE_INVALID; if (!IsValidVehicle(vehicle_id)) return AIRoad::ROADTYPE_INVALID;
if (GetVehicleType(vehicle_id) != VT_ROAD) return AIRoad::ROADTYPE_INVALID; if (GetVehicleType(vehicle_id) != VT_ROAD) return AIRoad::ROADTYPE_INVALID;
return (AIRoad::RoadType)((RoadVehicle*)::Vehicle::Get(vehicle_id))->roadtype; return (AIRoad::RoadType)(::RoadVehicle::Get(vehicle_id))->roadtype;
} }
/* static */ int32 AIVehicle::GetCapacity(VehicleID vehicle_id, CargoID cargo) /* static */ int32 AIVehicle::GetCapacity(VehicleID vehicle_id, CargoID cargo)
@ -412,8 +412,8 @@
const Vehicle *v = ::Vehicle::Get(vehicle_id); const Vehicle *v = ::Vehicle::Get(vehicle_id);
switch (v->type) { switch (v->type) {
case VEH_ROAD: return RoadVehHasArticPart(v); case VEH_ROAD: return ::RoadVehHasArticPart(v);
case VEH_TRAIN: return EngineHasArticPart(v); case VEH_TRAIN: return ::EngineHasArticPart(v);
default: NOT_REACHED(); default: NOT_REACHED();
} }
} }

2
src/aircraft_gui.cpp
View File

@ -67,7 +67,7 @@ void DrawAircraftImage(const Vehicle *v, int x, int y, VehicleID selection)
SpriteID pal = (v->vehstatus & VS_CRASHED) ? PALETTE_CRASH : GetVehiclePalette(v); SpriteID pal = (v->vehstatus & VS_CRASHED) ? PALETTE_CRASH : GetVehiclePalette(v);
DrawSprite(v->GetImage(DIR_W), pal, x + 25, y + 10); DrawSprite(v->GetImage(DIR_W), pal, x + 25, y + 10);
if (v->subtype == AIR_HELICOPTER) { if (v->subtype == AIR_HELICOPTER) {
const Aircraft *a = (const Aircraft *)v; const Aircraft *a = Aircraft::From(v);
SpriteID rotor_sprite = GetCustomRotorSprite(a, true); SpriteID rotor_sprite = GetCustomRotorSprite(a, true);
if (rotor_sprite == 0) rotor_sprite = SPR_ROTOR_STOPPED; if (rotor_sprite == 0) rotor_sprite = SPR_ROTOR_STOPPED;
DrawSprite(rotor_sprite, PAL_NONE, x + 25, y + 5); DrawSprite(rotor_sprite, PAL_NONE, x + 25, y + 5);

8
src/articulated_vehicles.cpp
View File

@ -208,7 +208,7 @@ bool IsArticulatedVehicleCarryingDifferentCargos(const Vehicle *v, CargoID *carg
switch (v->type) { switch (v->type) {
case VEH_TRAIN: case VEH_TRAIN:
v = (EngineHasArticPart((const Train *)v) ? GetNextArticPart((const Train *)v) : NULL); v = (EngineHasArticPart(Train::From(v)) ? GetNextArticPart(Train::From(v)) : NULL);
break; break;
case VEH_ROAD: case VEH_ROAD:
@ -256,7 +256,7 @@ void CheckConsistencyOfArticulatedVehicle(const Vehicle *v)
switch (v->type) { switch (v->type) {
case VEH_TRAIN: case VEH_TRAIN:
v = (EngineHasArticPart((const Train *)v) ? GetNextArticPart((const Train *)v) : NULL); v = (EngineHasArticPart(Train::From(v)) ? GetNextArticPart(Train::From(v)) : NULL);
break; break;
case VEH_ROAD: case VEH_ROAD:
@ -305,7 +305,7 @@ void AddArticulatedParts(Vehicle *first, VehicleType type)
default: NOT_REACHED(); default: NOT_REACHED();
case VEH_TRAIN: { case VEH_TRAIN: {
Train *front = (Train *)first; Train *front = Train::From(first);
Train *t = new Train(); Train *t = new Train();
v->SetNext(t); v->SetNext(t);
v = t; v = t;
@ -328,7 +328,7 @@ void AddArticulatedParts(Vehicle *first, VehicleType type)
} break; } break;
case VEH_ROAD: { case VEH_ROAD: {
RoadVehicle *front = (RoadVehicle *)first; RoadVehicle *front = RoadVehicle::From(first);
RoadVehicle *rv = new RoadVehicle(); RoadVehicle *rv = new RoadVehicle();
v->SetNext(rv); v->SetNext(rv);
v = rv; v = rv;

26
src/autoreplace_cmd.cpp
View File

@ -92,18 +92,18 @@ static void TransferCargo(Vehicle *old_veh, Vehicle *new_head, bool part_of_chai
assert(!part_of_chain || new_head->IsPrimaryVehicle()); assert(!part_of_chain || new_head->IsPrimaryVehicle());
/* Loop through source parts */ /* Loop through source parts */
for (Vehicle *src = old_veh; src != NULL; src = src->Next()) { for (Vehicle *src = old_veh; src != NULL; src = src->Next()) {
if (!part_of_chain && src->type == VEH_TRAIN && src != old_veh && src != ((Train *)old_veh)->other_multiheaded_part && !IsArticulatedPart(src)) { if (!part_of_chain && src->type == VEH_TRAIN && src != old_veh && src != Train::From(old_veh)->other_multiheaded_part && !IsArticulatedPart(src)) {
/* Skip vehicles, which do not belong to old_veh */ /* Skip vehicles, which do not belong to old_veh */
src = GetLastEnginePart((Train *)src); src = GetLastEnginePart(Train::From(src));
continue; continue;
} }
if (src->cargo_type >= NUM_CARGO || src->cargo.Count() == 0) continue; if (src->cargo_type >= NUM_CARGO || src->cargo.Count() == 0) continue;
/* Find free space in the new chain */ /* Find free space in the new chain */
for (Vehicle *dest = new_head; dest != NULL && src->cargo.Count() > 0; dest = dest->Next()) { for (Vehicle *dest = new_head; dest != NULL && src->cargo.Count() > 0; dest = dest->Next()) {
if (!part_of_chain && dest->type == VEH_TRAIN && dest != new_head && dest != ((Train *)new_head)->other_multiheaded_part && !IsArticulatedPart(dest)) { if (!part_of_chain && dest->type == VEH_TRAIN && dest != new_head && dest != Train::From(new_head)->other_multiheaded_part && !IsArticulatedPart(dest)) {
/* Skip vehicles, which do not belong to new_head */ /* Skip vehicles, which do not belong to new_head */
dest = GetLastEnginePart((Train *)dest); dest = GetLastEnginePart(Train::From(dest));
continue; continue;
} }
if (dest->cargo_type != src->cargo_type) continue; if (dest->cargo_type != src->cargo_type) continue;
@ -116,7 +116,7 @@ static void TransferCargo(Vehicle *old_veh, Vehicle *new_head, bool part_of_chai
} }
/* Update train weight etc., the old vehicle will be sold anyway */ /* Update train weight etc., the old vehicle will be sold anyway */
if (part_of_chain && new_head->type == VEH_TRAIN) TrainConsistChanged((Train *)new_head, true); if (part_of_chain && new_head->type == VEH_TRAIN) TrainConsistChanged(Train::From(new_head), true);
} }
/** /**
@ -269,7 +269,7 @@ static CommandCost BuildReplacementVehicle(Vehicle *old_veh, Vehicle **new_vehic
} }
/* Try to reverse the vehicle, but do not care if it fails as the new type might not be reversible */ /* Try to reverse the vehicle, but do not care if it fails as the new type might not be reversible */
if (new_veh->type == VEH_TRAIN && HasBit(((Train *)old_veh)->flags, VRF_REVERSE_DIRECTION)) { if (new_veh->type == VEH_TRAIN && HasBit(Train::From(old_veh)->flags, VRF_REVERSE_DIRECTION)) {
DoCommand(0, new_veh->index, true, DC_EXEC, CMD_REVERSE_TRAIN_DIRECTION); DoCommand(0, new_veh->index, true, DC_EXEC, CMD_REVERSE_TRAIN_DIRECTION);
} }
@ -403,10 +403,10 @@ static CommandCost ReplaceChain(Vehicle **chain, DoCommandFlag flags, bool wagon
if (old_head->type == VEH_TRAIN) { if (old_head->type == VEH_TRAIN) {
/* Store the length of the old vehicle chain, rounded up to whole tiles */ /* Store the length of the old vehicle chain, rounded up to whole tiles */
uint16 old_total_length = (((Train *)old_head)->tcache.cached_total_length + TILE_SIZE - 1) / TILE_SIZE * TILE_SIZE; uint16 old_total_length = (Train::From(old_head)->tcache.cached_total_length + TILE_SIZE - 1) / TILE_SIZE * TILE_SIZE;
int num_units = 0; ///< Number of units in the chain int num_units = 0; ///< Number of units in the chain
for (Train *w = (Train *)old_head; w != NULL; w = GetNextUnit(w)) num_units++; for (Train *w = Train::From(old_head); w != NULL; w = GetNextUnit(w)) num_units++;
Train **old_vehs = CallocT<Train *>(num_units); ///< Will store vehicles of the old chain in their order Train **old_vehs = CallocT<Train *>(num_units); ///< Will store vehicles of the old chain in their order
Train **new_vehs = CallocT<Train *>(num_units); ///< New vehicles corresponding to old_vehs or NULL if no replacement Train **new_vehs = CallocT<Train *>(num_units); ///< New vehicles corresponding to old_vehs or NULL if no replacement
@ -416,7 +416,7 @@ static CommandCost ReplaceChain(Vehicle **chain, DoCommandFlag flags, bool wagon
* Note: The replacement vehicles can only successfully build as long as the old vehicles are still in their chain */ * Note: The replacement vehicles can only successfully build as long as the old vehicles are still in their chain */
int i; int i;
Train *w; Train *w;
for (w = (Train *)old_head, i = 0; w != NULL; w = GetNextUnit(w), i++) { for (w = Train::From(old_head), i = 0; w != NULL; w = GetNextUnit(w), i++) {
assert(i < num_units); assert(i < num_units);
old_vehs[i] = w; old_vehs[i] = w;
@ -432,7 +432,7 @@ static CommandCost ReplaceChain(Vehicle **chain, DoCommandFlag flags, bool wagon
/* Note: When autoreplace has already failed here, old_vehs[] is not completely initialized. But it is also not needed. */ /* Note: When autoreplace has already failed here, old_vehs[] is not completely initialized. But it is also not needed. */
if (cost.Succeeded()) { if (cost.Succeeded()) {
/* Separate the head, so we can start constructing the new chain */ /* Separate the head, so we can start constructing the new chain */
Train *second = GetNextUnit((Train *)old_head); Train *second = GetNextUnit(Train::From(old_head));
if (second != NULL) cost.AddCost(MoveVehicle(second, NULL, DC_EXEC | DC_AUTOREPLACE, true)); if (second != NULL) cost.AddCost(MoveVehicle(second, NULL, DC_EXEC | DC_AUTOREPLACE, true));
assert(GetNextUnit(new_head) == NULL); assert(GetNextUnit(new_head) == NULL);
@ -538,10 +538,10 @@ static CommandCost ReplaceChain(Vehicle **chain, DoCommandFlag flags, bool wagon
* Note: The vehicle attach callback is disabled here :) */ * Note: The vehicle attach callback is disabled here :) */
if ((flags & DC_EXEC) == 0) { if ((flags & DC_EXEC) == 0) {
/* Separate the head, so we can reattach the old vehicles */ /* Separate the head, so we can reattach the old vehicles */
Train *second = GetNextUnit((Train *)old_head); Train *second = GetNextUnit(Train::From(old_head));
if (second != NULL) MoveVehicle(second, NULL, DC_EXEC | DC_AUTOREPLACE, true); if (second != NULL) MoveVehicle(second, NULL, DC_EXEC | DC_AUTOREPLACE, true);
assert(GetNextUnit((Train *)old_head) == NULL); assert(GetNextUnit(Train::From(old_head)) == NULL);
for (int i = num_units - 1; i > 0; i--) { for (int i = num_units - 1; i > 0; i--) {
CommandCost ret = MoveVehicle(old_vehs[i], old_head, DC_EXEC | DC_AUTOREPLACE, false); CommandCost ret = MoveVehicle(old_vehs[i], old_head, DC_EXEC | DC_AUTOREPLACE, false);
@ -632,7 +632,7 @@ CommandCost CmdAutoreplaceVehicle(TileIndex tile, DoCommandFlag flags, uint32 p1
bool any_replacements = false; bool any_replacements = false;
while (w != NULL && !any_replacements) { while (w != NULL && !any_replacements) {
any_replacements = (GetNewEngineType(w, c) != INVALID_ENGINE); any_replacements = (GetNewEngineType(w, c) != INVALID_ENGINE);
w = (!free_wagon && w->type == VEH_TRAIN ? GetNextUnit((Train *)w) : NULL); w = (!free_wagon && w->type == VEH_TRAIN ? GetNextUnit(Train::From(w)) : NULL);
} }
if (any_replacements) { if (any_replacements) {

10
src/depot_gui.cpp
View File

@ -272,7 +272,7 @@ struct DepotWindow : Window {
DrawTrainImage(v, x + 21, sprite_y, this->sel, this->hscroll.cap + 4, this->hscroll.pos); DrawTrainImage(v, x + 21, sprite_y, this->sel, this->hscroll.cap + 4, this->hscroll.pos);
/* Number of wagons relative to a standard length wagon (rounded up) */ /* Number of wagons relative to a standard length wagon (rounded up) */
SetDParam(0, (((const Train *)v)->tcache.cached_total_length + 7) / 8); SetDParam(0, (Train::From(v)->tcache.cached_total_length + 7) / 8);
DrawString(this->widget[DEPOT_WIDGET_MATRIX].left, this->widget[DEPOT_WIDGET_MATRIX].right - 1, y + 4, STR_TINY_BLACK, TC_FROMSTRING, SA_RIGHT); // Draw the counter DrawString(this->widget[DEPOT_WIDGET_MATRIX].left, this->widget[DEPOT_WIDGET_MATRIX].right - 1, y + 4, STR_TINY_BLACK, TC_FROMSTRING, SA_RIGHT); // Draw the counter
break; break;
@ -328,7 +328,7 @@ struct DepotWindow : Window {
hnum = 8; hnum = 8;
for (uint num = 0; num < this->vehicle_list.Length(); num++) { for (uint num = 0; num < this->vehicle_list.Length(); num++) {
const Vehicle *v = this->vehicle_list[num]; const Vehicle *v = this->vehicle_list[num];
hnum = max(hnum, ((const Train *)v)->tcache.cached_total_length); hnum = max(hnum, Train::From(v)->tcache.cached_total_length);
} }
/* Always have 1 empty row, so people can change the setting of the train */ /* Always have 1 empty row, so people can change the setting of the train */
SetVScrollCount(w, this->vehicle_list.Length() + this->wagon_list.Length() + 1); SetVScrollCount(w, this->vehicle_list.Length() + this->wagon_list.Length() + 1);
@ -450,7 +450,7 @@ struct DepotWindow : Window {
x += skip; x += skip;
/* find the vehicle in this row that was clicked */ /* find the vehicle in this row that was clicked */
while (v != NULL && (x -= ((const Train *)v)->tcache.cached_veh_length) >= 0) v = v->Next(); while (v != NULL && (x -= Train::From(v)->tcache.cached_veh_length) >= 0) v = v->Next();
/* if an articulated part was selected, find its parent */ /* if an articulated part was selected, find its parent */
while (v != NULL && IsArticulatedPart(v)) v = v->Previous(); while (v != NULL && IsArticulatedPart(v)) v = v->Previous();
@ -514,11 +514,11 @@ struct DepotWindow : Window {
switch (v->type) { switch (v->type) {
case VEH_TRAIN: case VEH_TRAIN:
_cursor.short_vehicle_offset = 16 - ((const Train *)v)->tcache.cached_veh_length * 2; _cursor.short_vehicle_offset = 16 - Train::From(v)->tcache.cached_veh_length * 2;
break; break;
case VEH_ROAD: case VEH_ROAD:
_cursor.short_vehicle_offset = 16 - ((const RoadVehicle *)v)->rcache.cached_veh_length * 2; _cursor.short_vehicle_offset = 16 - RoadVehicle::From(v)->rcache.cached_veh_length * 2;
break; break;
default: default:

5
src/disaster_cmd.cpp
View File

@ -313,9 +313,8 @@ static bool DisasterTick_Ufo(DisasterVehicle *v)
return false; return false;
} else { } else {
/* Target a vehicle */ /* Target a vehicle */
Vehicle *u_tmp = Vehicle::Get(v->dest_tile); RoadVehicle *u = RoadVehicle::Get(v->dest_tile);
assert(u_tmp != NULL && u_tmp->type == VEH_ROAD && IsRoadVehFront(u_tmp)); assert(u != NULL && u->type == VEH_ROAD && IsRoadVehFront(u));
RoadVehicle *u = (RoadVehicle *)u_tmp;
uint dist = Delta(v->x_pos, u->x_pos) + Delta(v->y_pos, u->y_pos); uint dist = Delta(v->x_pos, u->x_pos) + Delta(v->y_pos, u->y_pos);

4
src/economy.cpp
View File

@ -1314,7 +1314,7 @@ static void LoadUnloadVehicle(Vehicle *v, int *cargo_left)
/* update stats */ /* update stats */
int t; int t;
switch (u->type) { switch (u->type) {
case VEH_TRAIN: t = ((Train *)u)->tcache.cached_max_speed; break; case VEH_TRAIN: t = Train::From(u)->tcache.cached_max_speed; break;
case VEH_ROAD: t = u->max_speed / 2; break; case VEH_ROAD: t = u->max_speed / 2; break;
default: t = u->max_speed; break; default: t = u->max_speed; break;
} }
@ -1423,7 +1423,7 @@ static void LoadUnloadVehicle(Vehicle *v, int *cargo_left)
if (v->type == VEH_TRAIN) { if (v->type == VEH_TRAIN) {
/* Each platform tile is worth 2 rail vehicles. */ /* Each platform tile is worth 2 rail vehicles. */
int overhang = ((Train *)v)->tcache.cached_total_length - st->GetPlatformLength(v->tile) * TILE_SIZE; int overhang = Train::From(v)->tcache.cached_total_length - st->GetPlatformLength(v->tile) * TILE_SIZE;
if (overhang > 0) { if (overhang > 0) {
unloading_time <<= 1; unloading_time <<= 1;
unloading_time += (overhang * unloading_time) / 8; unloading_time += (overhang * unloading_time) / 8;

24
src/newgrf_engine.cpp
View File

@ -434,9 +434,9 @@ static uint8 LiveryHelper(EngineID engine, const Vehicle *v)
if (!Company::IsValidID(_current_company)) return 0; if (!Company::IsValidID(_current_company)) return 0;
l = GetEngineLivery(engine, _current_company, INVALID_ENGINE, NULL); l = GetEngineLivery(engine, _current_company, INVALID_ENGINE, NULL);
} else if (v->type == VEH_TRAIN) { } else if (v->type == VEH_TRAIN) {
l = GetEngineLivery(v->engine_type, v->owner, ((const Train *)v)->tcache.first_engine, v); l = GetEngineLivery(v->engine_type, v->owner, Train::From(v)->tcache.first_engine, v);
} else if (v->type == VEH_ROAD) { } else if (v->type == VEH_ROAD) {
l = GetEngineLivery(v->engine_type, v->owner, ((const RoadVehicle *)v)->rcache.first_engine, v); l = GetEngineLivery(v->engine_type, v->owner, RoadVehicle::From(v)->rcache.first_engine, v);
} else { } else {
l = GetEngineLivery(v->engine_type, v->owner, INVALID_ENGINE, v); l = GetEngineLivery(v->engine_type, v->owner, INVALID_ENGINE, v);
} }
@ -534,7 +534,7 @@ static uint32 VehicleGetVariable(const ResolverObject *object, byte variable, by
memset(common_subtypes, 0, sizeof(common_subtypes)); memset(common_subtypes, 0, sizeof(common_subtypes));
for (u = v; u != NULL; u = u->Next()) { for (u = v; u != NULL; u = u->Next()) {
if (v->type == VEH_TRAIN) user_def_data |= ((const Train *)u)->tcache.user_def_data; if (v->type == VEH_TRAIN) user_def_data |= Train::From(u)->tcache.user_def_data;
/* Skip empty engines */ /* Skip empty engines */
if (u->cargo_cap == 0) continue; if (u->cargo_cap == 0) continue;
@ -590,7 +590,7 @@ static uint32 VehicleGetVariable(const ResolverObject *object, byte variable, by
uint16 altitude = v->z_pos - w->z_pos; // Aircraft height - shadow height uint16 altitude = v->z_pos - w->z_pos; // Aircraft height - shadow height
byte airporttype = ATP_TTDP_LARGE; byte airporttype = ATP_TTDP_LARGE;
const Station *st = GetTargetAirportIfValid((Aircraft *)v); const Station *st = GetTargetAirportIfValid(Aircraft::From(v));
if (st != NULL) { if (st != NULL) {
switch (st->airport_type) { switch (st->airport_type) {
@ -668,7 +668,7 @@ static uint32 VehicleGetVariable(const ResolverObject *object, byte variable, by
uint16 modflags = 0; uint16 modflags = 0;
if (v->type == VEH_TRAIN) { if (v->type == VEH_TRAIN) {
const Train *t = (const Train *)v; const Train *t = Train::From(v);
const Train *u = IsTrainWagon(v) && HasBit(v->vehicle_flags, VRF_POWEREDWAGON) ? t->First() : t; const Train *u = IsTrainWagon(v) && HasBit(v->vehicle_flags, VRF_POWEREDWAGON) ? t->First() : t;
RailType railtype = GetRailType(v->tile); RailType railtype = GetRailType(v->tile);
bool powered = IsTrainEngine(v) || (IsTrainWagon(v) && HasBit(v->vehicle_flags, VRF_POWEREDWAGON)); bool powered = IsTrainEngine(v) || (IsTrainWagon(v) && HasBit(v->vehicle_flags, VRF_POWEREDWAGON));
@ -736,7 +736,7 @@ static uint32 VehicleGetVariable(const ResolverObject *object, byte variable, by
case 0x47: return GB(Engine::Get(v->engine_type)->internal_id, 8, 8); case 0x47: return GB(Engine::Get(v->engine_type)->internal_id, 8, 8);
case 0x48: case 0x48:
if (v->type != VEH_TRAIN || v->spritenum != 0xFD) return v->spritenum; if (v->type != VEH_TRAIN || v->spritenum != 0xFD) return v->spritenum;
return HasBit(((Train *)v)->flags, VRF_REVERSE_DIRECTION) ? 0xFE : 0xFD; return HasBit(Train::From(v)->flags, VRF_REVERSE_DIRECTION) ? 0xFE : 0xFD;
case 0x49: return v->day_counter; case 0x49: return v->day_counter;
case 0x4A: return v->breakdowns_since_last_service; case 0x4A: return v->breakdowns_since_last_service;
@ -768,7 +768,7 @@ static uint32 VehicleGetVariable(const ResolverObject *object, byte variable, by
/* Vehicle specific properties */ /* Vehicle specific properties */
switch (v->type) { switch (v->type) {
case VEH_TRAIN: { case VEH_TRAIN: {
Train *t = (Train *)v; Train *t = Train::From(v);
switch (variable - 0x80) { switch (variable - 0x80) {
case 0x62: return t->track; case 0x62: return t->track;
case 0x66: return t->railtype; case 0x66: return t->railtype;
@ -784,7 +784,7 @@ static uint32 VehicleGetVariable(const ResolverObject *object, byte variable, by
} break; } break;
case VEH_ROAD: { case VEH_ROAD: {
RoadVehicle *rv = (RoadVehicle *)v; RoadVehicle *rv = RoadVehicle::From(v);
switch (variable - 0x80) { switch (variable - 0x80) {
case 0x62: return rv->state; case 0x62: return rv->state;
case 0x64: return rv->blocked_ctr; case 0x64: return rv->blocked_ctr;
@ -797,7 +797,7 @@ static uint32 VehicleGetVariable(const ResolverObject *object, byte variable, by
} break; } break;
case VEH_AIRCRAFT: { case VEH_AIRCRAFT: {
Aircraft *a = (Aircraft *)v; Aircraft *a = Aircraft::From(v);
switch (variable - 0x80) { switch (variable - 0x80) {
case 0x62: return MapAircraftMovementState(a); // Current movement state case 0x62: return MapAircraftMovementState(a); // Current movement state
case 0x63: return a->targetairport; // Airport to which the action refers case 0x63: return a->targetairport; // Airport to which the action refers
@ -886,10 +886,10 @@ static const SpriteGroup *GetVehicleSpriteGroup(EngineID engine, const Vehicle *
/* We always use cached value, except for callbacks because the override spriteset /* We always use cached value, except for callbacks because the override spriteset
* to use may be different than the one cached. It happens for callback 0x15 (refit engine), * to use may be different than the one cached. It happens for callback 0x15 (refit engine),
* as v->cargo_type is temporary changed to the new type */ * as v->cargo_type is temporary changed to the new type */
group = use_cache ? ((const Train *)v)->tcache.cached_override : GetWagonOverrideSpriteSet(v->engine_type, v->cargo_type, ((const Train *)v)->tcache.first_engine); group = use_cache ? Train::From(v)->tcache.cached_override : GetWagonOverrideSpriteSet(v->engine_type, v->cargo_type, Train::From(v)->tcache.first_engine);
if (group != NULL) return group; if (group != NULL) return group;
} else if (v->type == VEH_ROAD) { } else if (v->type == VEH_ROAD) {
group = GetWagonOverrideSpriteSet(v->engine_type, v->cargo_type, ((const RoadVehicle *)v)->rcache.first_engine); group = GetWagonOverrideSpriteSet(v->engine_type, v->cargo_type, RoadVehicle::From(v)->rcache.first_engine);
if (group != NULL) return group; if (group != NULL) return group;
} }
} }
@ -952,7 +952,7 @@ SpriteID GetRotorOverrideSprite(EngineID engine, const Aircraft *v, bool info_vi
bool UsesWagonOverride(const Vehicle *v) bool UsesWagonOverride(const Vehicle *v)
{ {
assert(v->type == VEH_TRAIN); assert(v->type == VEH_TRAIN);
return ((const Train *)v)->tcache.cached_override != NULL; return Train::From(v)->tcache.cached_override != NULL;
} }
/** /**

4
src/npf.cpp
View File

@ -425,7 +425,7 @@ static int32 NPFFindDepot(AyStar *as, OpenListNode *current)
/** Find any safe and free tile. */ /** Find any safe and free tile. */
static int32 NPFFindSafeTile(AyStar *as, OpenListNode *current) static int32 NPFFindSafeTile(AyStar *as, OpenListNode *current)
{ {
const Train *v = (const Train *)((NPFFindStationOrTileData*)as->user_target)->v; const Train *v = Train::From(((NPFFindStationOrTileData *)as->user_target)->v);
return return
IsSafeWaitingPosition(v, current->path.node.tile, current->path.node.direction, true, _settings_game.pf.forbid_90_deg) && IsSafeWaitingPosition(v, current->path.node.tile, current->path.node.direction, true, _settings_game.pf.forbid_90_deg) &&
@ -506,7 +506,7 @@ static void NPFSaveTargetData(AyStar *as, OpenListNode *current)
if (as->user_target != NULL && ((NPFFindStationOrTileData*)as->user_target)->reserve_path && as->user_data[NPF_TYPE] == TRANSPORT_RAIL) { if (as->user_target != NULL && ((NPFFindStationOrTileData*)as->user_target)->reserve_path && as->user_data[NPF_TYPE] == TRANSPORT_RAIL) {
/* Path reservation is requested. */ /* Path reservation is requested. */
const Train *v = (const Train *)((NPFFindStationOrTileData*)as->user_target)->v; const Train *v = Train::From(((NPFFindStationOrTileData *)as->user_target)->v);
const PathNode *target = FindSafePosition(&current->path, v); const PathNode *target = FindSafePosition(&current->path, v);
ftd->node = target->node; ftd->node = target->node;

6
src/openttd.cpp
View File

@ -1119,7 +1119,7 @@ void StateGameLoop()
switch (v->type) { switch (v->type) {
case VEH_ROAD: { case VEH_ROAD: {
RoadVehicle *rv = (RoadVehicle *)v; RoadVehicle *rv = RoadVehicle::From(v);
RoadVehicleCache cache = rv->rcache; RoadVehicleCache cache = rv->rcache;
RoadVehUpdateCache(rv); RoadVehUpdateCache(rv);
@ -1130,7 +1130,7 @@ void StateGameLoop()
case VEH_TRAIN: { case VEH_TRAIN: {
uint length = 0; uint length = 0;
Train *t = (Train *)v; Train *t = Train::From(v);
for (Vehicle *u = t; u != NULL; u = u->Next()) length++; for (Vehicle *u = t; u != NULL; u = u->Next()) length++;
TrainCache *wagons = MallocT<TrainCache>(length); TrainCache *wagons = MallocT<TrainCache>(length);
@ -1151,7 +1151,7 @@ void StateGameLoop()
} break; } break;
case VEH_AIRCRAFT: { case VEH_AIRCRAFT: {
Aircraft *a = (Aircraft *)v; Aircraft *a = Aircraft::From(v);
AircraftCache cache = a->acache; AircraftCache cache = a->acache;
UpdateAircraftCache(a); UpdateAircraftCache(a);

11
src/order_cmd.cpp
View File

@ -21,6 +21,7 @@
#include "settings_type.h" #include "settings_type.h"
#include "core/pool_func.hpp" #include "core/pool_func.hpp"
#include "aircraft.h" #include "aircraft.h"
#include "roadveh.h"
#include "table/strings.h" #include "table/strings.h"
@ -734,7 +735,7 @@ CommandCost CmdSkipToOrder(TileIndex tile, DoCommandFlag flags, uint32 p1, uint3
if (flags & DC_EXEC) { if (flags & DC_EXEC) {
v->cur_order_index = sel_ord; v->cur_order_index = sel_ord;
if (v->type == VEH_ROAD) ClearSlot((RoadVehicle *)v); if (v->type == VEH_ROAD) ClearSlot(RoadVehicle::From(v));
if (v->current_order.IsType(OT_LOADING)) v->LeaveStation(); if (v->current_order.IsType(OT_LOADING)) v->LeaveStation();
@ -1360,7 +1361,7 @@ static TileIndex GetStationTileForVehicle(const Vehicle *v, const Station *st)
case VEH_TRAIN: return st->train_tile; case VEH_TRAIN: return st->train_tile;
case VEH_AIRCRAFT: return st->airport_tile; case VEH_AIRCRAFT: return st->airport_tile;
case VEH_SHIP: return st->dock_tile; case VEH_SHIP: return st->dock_tile;
case VEH_ROAD: return st->GetPrimaryRoadStop((RoadVehicle *)v)->xy; case VEH_ROAD: return st->GetPrimaryRoadStop(RoadVehicle::From(v))->xy;
} }
} }
@ -1615,7 +1616,7 @@ bool UpdateOrderDest(Vehicle *v, const Order *order, int conditional_depth)
if (v->type == VEH_TRAIN && reverse) DoCommand(v->tile, v->index, 0, DC_EXEC, CMD_REVERSE_TRAIN_DIRECTION); if (v->type == VEH_TRAIN && reverse) DoCommand(v->tile, v->index, 0, DC_EXEC, CMD_REVERSE_TRAIN_DIRECTION);
if (v->type == VEH_AIRCRAFT) { if (v->type == VEH_AIRCRAFT) {
Aircraft *a = (Aircraft *)v; Aircraft *a = Aircraft::From(v);
if (a->state == FLYING && a->targetairport != destination) { if (a->state == FLYING && a->targetairport != destination) {
/* The aircraft is now heading for a different hangar than the next in the orders */ /* The aircraft is now heading for a different hangar than the next in the orders */
extern void AircraftNextAirportPos_and_Order(Aircraft *a); extern void AircraftNextAirportPos_and_Order(Aircraft *a);
@ -1734,13 +1735,13 @@ bool ProcessOrders(Vehicle *v)
if (v->type == VEH_AIRCRAFT) { if (v->type == VEH_AIRCRAFT) {
/* Aircraft do something vastly different here, so handle separately */ /* Aircraft do something vastly different here, so handle separately */
extern void HandleMissingAircraftOrders(Aircraft *v); extern void HandleMissingAircraftOrders(Aircraft *v);
HandleMissingAircraftOrders((Aircraft *)v); HandleMissingAircraftOrders(Aircraft::From(v));
return false; return false;
} }
v->current_order.Free(); v->current_order.Free();
v->dest_tile = 0; v->dest_tile = 0;
if (v->type == VEH_ROAD) ClearSlot((RoadVehicle *)v); if (v->type == VEH_ROAD) ClearSlot(RoadVehicle::From(v));
return false; return false;
} }

2
src/pbs.cpp
View File

@ -235,7 +235,7 @@ static Vehicle *FindTrainOnTrackEnum(Vehicle *v, void *data)
if (v->type != VEH_TRAIN || (v->vehstatus & VS_CRASHED)) return NULL; if (v->type != VEH_TRAIN || (v->vehstatus & VS_CRASHED)) return NULL;
Train *t = (Train *)v; Train *t = Train::From(v);
if (HasBit((TrackBits)t->track, TrackdirToTrack(info->res.trackdir))) { if (HasBit((TrackBits)t->track, TrackdirToTrack(info->res.trackdir))) {
t = t->First(); t = t->First();

6
src/rail_cmd.cpp
View File

@ -92,7 +92,7 @@ Vehicle *EnsureNoTrainOnTrackProc(Vehicle *v, void *data)
if (v->type != VEH_TRAIN) return NULL; if (v->type != VEH_TRAIN) return NULL;
Train *t = (Train *)v; Train *t = Train::From(v);
if ((t->track != rail_bits) && !TracksOverlap(t->track | rail_bits)) return NULL; if ((t->track != rail_bits) && !TracksOverlap(t->track | rail_bits)) return NULL;
_error_message = VehicleInTheWayErrMsg(v); _error_message = VehicleInTheWayErrMsg(v);
@ -1235,7 +1235,7 @@ Vehicle *UpdateTrainPowerProc(Vehicle *v, void *data)
if (v->type == VEH_TRAIN && !IsArticulatedPart(v)) { if (v->type == VEH_TRAIN && !IsArticulatedPart(v)) {
const RailVehicleInfo *rvi = RailVehInfo(v->engine_type); const RailVehicleInfo *rvi = RailVehInfo(v->engine_type);
if (GetVehicleProperty(v, 0x0B, rvi->power) != 0) TrainPowerChanged((Train *)v->First()); if (GetVehicleProperty(v, 0x0B, rvi->power) != 0) TrainPowerChanged(Train::From(v)->First());
} }
return NULL; return NULL;
@ -2461,7 +2461,7 @@ static VehicleEnterTileStatus VehicleEnter_Track(Vehicle *u, TileIndex tile, int
/* this routine applies only to trains in depot tiles */ /* this routine applies only to trains in depot tiles */
if (u->type != VEH_TRAIN || !IsRailDepotTile(tile)) return VETSB_CONTINUE; if (u->type != VEH_TRAIN || !IsRailDepotTile(tile)) return VETSB_CONTINUE;
Train *v = (Train *)u; Train *v = Train::From(u);
/* depot direction */ /* depot direction */
dir = GetRailDepotDirection(tile); dir = GetRailDepotDirection(tile);

2
src/road_cmd.cpp
View File

@ -1541,7 +1541,7 @@ static VehicleEnterTileStatus VehicleEnter_Road(Vehicle *v, TileIndex tile, int
case ROAD_TILE_DEPOT: { case ROAD_TILE_DEPOT: {
if (v->type != VEH_ROAD) break; if (v->type != VEH_ROAD) break;
RoadVehicle *rv = (RoadVehicle *)v; RoadVehicle *rv = RoadVehicle::From(v);
if (rv->frame == RVC_DEPOT_STOP_FRAME && if (rv->frame == RVC_DEPOT_STOP_FRAME &&
_roadveh_enter_depot_dir[GetRoadDepotDirection(tile)] == rv->state) { _roadveh_enter_depot_dir[GetRoadDepotDirection(tile)] == rv->state) {
rv->state = RVSB_IN_DEPOT; rv->state = RVSB_IN_DEPOT;

2
src/roadveh_cmd.cpp
View File

@ -762,7 +762,7 @@ static RoadVehicle *RoadVehFindCloseTo(RoadVehicle *v, int x, int y, Direction d
if (++front->blocked_ctr > 1480) return NULL; if (++front->blocked_ctr > 1480) return NULL;
return (RoadVehicle *)rvf.best; return RoadVehicle::From(rvf.best);
} }
static void RoadVehArrivesAt(const RoadVehicle *v, Station *st) static void RoadVehArrivesAt(const RoadVehicle *v, Station *st)

2
src/roadveh_gui.cpp
View File

@ -130,7 +130,7 @@ void DrawRoadVehImage(const Vehicle *v, int x, int y, VehicleID selection, int c
int highlight_w = 0; int highlight_w = 0;
for (int dx = 0; v != NULL && dx < max_length ; v = v->Next()) { for (int dx = 0; v != NULL && dx < max_length ; v = v->Next()) {
int width = ((const RoadVehicle *)v)->rcache.cached_veh_length; int width = RoadVehicle::From(v)->rcache.cached_veh_length;
if (dx + width > 0 && dx <= max_length) { if (dx + width > 0 && dx <= max_length) {
SpriteID pal = (v->vehstatus & VS_CRASHED) ? PALETTE_CRASH : GetVehiclePalette(v); SpriteID pal = (v->vehstatus & VS_CRASHED) ? PALETTE_CRASH : GetVehiclePalette(v);

4
src/saveload/afterload.cpp
View File

@ -912,9 +912,9 @@ bool AfterLoadGame()
continue; continue;
} }
if (v->type == VEH_TRAIN) { if (v->type == VEH_TRAIN) {
((Train *)v)->track = TRACK_BIT_WORMHOLE; Train::From(v)->track = TRACK_BIT_WORMHOLE;
} else { } else {
((RoadVehicle *)v)->state = RVSB_WORMHOLE; RoadVehicle::From(v)->state = RVSB_WORMHOLE;
} }
} }
} }

4
src/saveload/oldloader_sl.cpp
View File

@ -177,7 +177,7 @@ void FixOldVehicles()
/* We haven't used this bit for stations for ages */ /* We haven't used this bit for stations for ages */
if (v->type == VEH_ROAD) { if (v->type == VEH_ROAD) {
RoadVehicle *rv = (RoadVehicle *)v; RoadVehicle *rv = RoadVehicle::From(v);
if (rv->state != RVSB_IN_DEPOT && rv->state != RVSB_WORMHOLE) { if (rv->state != RVSB_IN_DEPOT && rv->state != RVSB_WORMHOLE) {
ClrBit(rv->state, RVS_IS_STOPPING); ClrBit(rv->state, RVS_IS_STOPPING);
} }
@ -1316,7 +1316,7 @@ bool LoadOldVehicle(LoadgameState *ls, int num)
}; };
if (v->spritenum / 2 >= lengthof(spriteset_rail)) return false; if (v->spritenum / 2 >= lengthof(spriteset_rail)) return false;
v->spritenum = spriteset_rail[v->spritenum / 2]; // adjust railway sprite set offset v->spritenum = spriteset_rail[v->spritenum / 2]; // adjust railway sprite set offset
((Train *)v)->railtype = type == 0x25 ? 1 : 0; // monorail / rail Train::From(v)->railtype = type == 0x25 ? 1 : 0; // monorail / rail
break; break;
} }

16
src/saveload/vehicle_sl.cpp
View File

@ -242,8 +242,8 @@ void AfterLoadVehicles(bool part_of_load)
if (part_of_load) v->fill_percent_te_id = INVALID_TE_ID; if (part_of_load) v->fill_percent_te_id = INVALID_TE_ID;
v->first = NULL; v->first = NULL;
if (v->type == VEH_TRAIN) ((Train *)v)->tcache.first_engine = INVALID_ENGINE; if (v->type == VEH_TRAIN) Train::From(v)->tcache.first_engine = INVALID_ENGINE;
if (v->type == VEH_ROAD) ((RoadVehicle *)v)->rcache.first_engine = INVALID_ENGINE; if (v->type == VEH_ROAD) RoadVehicle::From(v)->rcache.first_engine = INVALID_ENGINE;
v->cargo.InvalidateCache(); v->cargo.InvalidateCache();
} }
@ -308,10 +308,10 @@ void AfterLoadVehicles(bool part_of_load)
assert(v->first != NULL); assert(v->first != NULL);
if (v->type == VEH_TRAIN && (IsFrontEngine(v) || IsFreeWagon(v))) { if (v->type == VEH_TRAIN && (IsFrontEngine(v) || IsFreeWagon(v))) {
if (IsFrontEngine(v)) ((Train *)v)->tcache.last_speed = v->cur_speed; // update displayed train speed if (IsFrontEngine(v)) Train::From(v)->tcache.last_speed = v->cur_speed; // update displayed train speed
TrainConsistChanged((Train *)v, false); TrainConsistChanged(Train::From(v), false);
} else if (v->type == VEH_ROAD && IsRoadVehFront(v)) { } else if (v->type == VEH_ROAD && IsRoadVehFront(v)) {
RoadVehUpdateCache((RoadVehicle *)v); RoadVehUpdateCache(RoadVehicle::From(v));
} }
} }
@ -335,7 +335,7 @@ void AfterLoadVehicles(bool part_of_load)
FOR_ALL_VEHICLES(v) { FOR_ALL_VEHICLES(v) {
switch (v->type) { switch (v->type) {
case VEH_ROAD: { case VEH_ROAD: {
RoadVehicle *rv = (RoadVehicle *)v; RoadVehicle *rv = RoadVehicle::From(v);
rv->roadtype = HasBit(EngInfo(v->First()->engine_type)->misc_flags, EF_ROAD_TRAM) ? ROADTYPE_TRAM : ROADTYPE_ROAD; rv->roadtype = HasBit(EngInfo(v->First()->engine_type)->misc_flags, EF_ROAD_TRAM) ? ROADTYPE_TRAM : ROADTYPE_ROAD;
rv->compatible_roadtypes = RoadTypeToRoadTypes(rv->roadtype); rv->compatible_roadtypes = RoadTypeToRoadTypes(rv->roadtype);
} }
@ -356,10 +356,10 @@ void AfterLoadVehicles(bool part_of_load)
/* In the case of a helicopter we will update the rotor sprites */ /* In the case of a helicopter we will update the rotor sprites */
if (v->subtype == AIR_HELICOPTER) { if (v->subtype == AIR_HELICOPTER) {
Vehicle *rotor = shadow->Next(); Vehicle *rotor = shadow->Next();
rotor->cur_image = GetRotorImage((Aircraft *)v); rotor->cur_image = GetRotorImage(Aircraft::From(v));
} }
UpdateAircraftCache((Aircraft *)v); UpdateAircraftCache(Aircraft::From(v));
} }
break; break;
default: break; default: break;

2
src/signal.cpp
View File

@ -184,7 +184,7 @@ static SmallSet<DiagDirection, SIG_GLOB_SIZE> _globset("_globset"); ///< set of
/** Check whether there is a train on rail, not in a depot */ /** Check whether there is a train on rail, not in a depot */
static Vehicle *TrainOnTileEnum(Vehicle *v, void *) static Vehicle *TrainOnTileEnum(Vehicle *v, void *)
{ {
if (v->type != VEH_TRAIN || ((Train *)v)->track == TRACK_BIT_DEPOT) return NULL; if (v->type != VEH_TRAIN || Train::From(v)->track == TRACK_BIT_DEPOT) return NULL;
return v; return v;
} }

6
src/station_cmd.cpp
View File

@ -1488,7 +1488,7 @@ CommandCost CmdBuildRoadStop(TileIndex tile, DoCommandFlag flags, uint32 p1, uin
static Vehicle *ClearRoadStopStatusEnum(Vehicle *v, void *) static Vehicle *ClearRoadStopStatusEnum(Vehicle *v, void *)
{ {
if (v->type == VEH_ROAD) ((RoadVehicle *)v)->state &= RVSB_ROAD_STOP_TRACKDIR_MASK; if (v->type == VEH_ROAD) RoadVehicle::From(v)->state &= RVSB_ROAD_STOP_TRACKDIR_MASK;
return NULL; return NULL;
} }
@ -2617,7 +2617,7 @@ static VehicleEnterTileStatus VehicleEnter_Station(Vehicle *v, TileIndex tile, i
int station_ahead; int station_ahead;
int station_length; int station_length;
int stop = GetTrainStopLocation(station_id, tile, (Train *)v, &station_ahead, &station_length); int stop = GetTrainStopLocation(station_id, tile, Train::From(v), &station_ahead, &station_length);
/* Stop whenever that amount of station ahead + the distance from the /* Stop whenever that amount of station ahead + the distance from the
* begin of the platform to the stop location is longer than the length * begin of the platform to the stop location is longer than the length
@ -2645,7 +2645,7 @@ static VehicleEnterTileStatus VehicleEnter_Station(Vehicle *v, TileIndex tile, i
} }
} }
} else if (v->type == VEH_ROAD) { } else if (v->type == VEH_ROAD) {
RoadVehicle *rv = (RoadVehicle *)v; RoadVehicle *rv = RoadVehicle::From(v);
if (rv->state < RVSB_IN_ROAD_STOP && !IsReversingRoadTrackdir((Trackdir)rv->state) && rv->frame == 0) { if (rv->state < RVSB_IN_ROAD_STOP && !IsReversingRoadTrackdir((Trackdir)rv->state) && rv->frame == 0) {
if (IsRoadStop(tile) && IsRoadVehFront(v)) { if (IsRoadStop(tile) && IsRoadVehFront(v)) {
/* Attempt to allocate a parking bay in a road stop */ /* Attempt to allocate a parking bay in a road stop */

20
src/train_cmd.cpp
View File

@ -1725,7 +1725,7 @@ static Vehicle *TrainApproachingCrossingEnum(Vehicle *v, void *data)
TileIndex tile = *(TileIndex*)data; TileIndex tile = *(TileIndex*)data;
if (TrainApproachingCrossingTile((Train *)v) != tile) return NULL; if (TrainApproachingCrossingTile(Train::From(v)) != tile) return NULL;
return v; return v;
} }
@ -1800,7 +1800,7 @@ static void AdvanceWagonsBeforeSwap(Train *v)
{ {
Train *base = v; Train *base = v;
Train *first = base; // first vehicle to move Train *first = base; // first vehicle to move
Train *last = (Train *)GetLastVehicleInChain(v); // last vehicle to move Train *last = Train::From(GetLastVehicleInChain(v)); // last vehicle to move
uint length = CountVehiclesInChain(v); uint length = CountVehiclesInChain(v);
while (length > 2) { while (length > 2) {
@ -1849,7 +1849,7 @@ static void AdvanceWagonsAfterSwap(Train *v)
Train *base = v; Train *base = v;
Train *first = base; // first vehicle to move Train *first = base; // first vehicle to move
Train *last = (Train *)GetLastVehicleInChain(v); // last vehicle to move Train *last = Train::From(GetLastVehicleInChain(v)); // last vehicle to move
uint length = CountVehiclesInChain(v); uint length = CountVehiclesInChain(v);
/* we have to make sure all wagons that leave a depot because of train reversing are moved coorectly /* we have to make sure all wagons that leave a depot because of train reversing are moved coorectly
@ -3559,7 +3559,7 @@ static Vehicle *FindTrainCollideEnum(Vehicle *v, void *data)
Vehicle *coll = v->First(); Vehicle *coll = v->First();
/* can't collide with own wagons && can't crash in depot && the same height level */ /* can't collide with own wagons && can't crash in depot && the same height level */
if (coll != tcc->v && ((Train *)v)->track != TRACK_BIT_DEPOT && abs(v->z_pos - tcc->v->z_pos) < 6) { if (coll != tcc->v && Train::From(v)->track != TRACK_BIT_DEPOT && abs(v->z_pos - tcc->v->z_pos) < 6) {
int x_diff = v->x_pos - tcc->v->x_pos; int x_diff = v->x_pos - tcc->v->x_pos;
int y_diff = v->y_pos - tcc->v->y_pos; int y_diff = v->y_pos - tcc->v->y_pos;
@ -3567,8 +3567,8 @@ static Vehicle *FindTrainCollideEnum(Vehicle *v, void *data)
if (x_diff * x_diff + y_diff * y_diff > 25) return NULL; if (x_diff * x_diff + y_diff * y_diff > 25) return NULL;
/* crash both trains */ /* crash both trains */
tcc->num += TrainCrashed((Train *)tcc->v); tcc->num += TrainCrashed(Train::From(tcc->v));
tcc->num += TrainCrashed((Train *)coll); tcc->num += TrainCrashed(Train::From(coll));
/* Try to reserve all tiles directly under the crashed trains. /* Try to reserve all tiles directly under the crashed trains.
* As there might be more than two trains involved, we have to do that for all vehicles */ * As there might be more than two trains involved, we have to do that for all vehicles */
@ -3632,8 +3632,8 @@ static Vehicle *CheckVehicleAtSignal(Vehicle *v, void *data)
DiagDirection exitdir = *(DiagDirection *)data; DiagDirection exitdir = *(DiagDirection *)data;
/* front engine of a train, not inside wormhole or depot, not crashed */ /* front engine of a train, not inside wormhole or depot, not crashed */
if (v->type == VEH_TRAIN && IsFrontEngine(v) && (((Train *)v)->track & TRACK_BIT_MASK) != 0 && !(v->vehstatus & VS_CRASHED)) { if (v->type == VEH_TRAIN && IsFrontEngine(v) && (Train::From(v)->track & TRACK_BIT_MASK) && !(v->vehstatus & VS_CRASHED)) {
if (v->cur_speed <= 5 && TrainExitDir(v->direction, ((Train *)v)->track) == exitdir) return v; if (v->cur_speed <= 5 && TrainExitDir(v->direction, Train::From(v)->track) == exitdir) return v;
} }
return NULL; return NULL;
@ -3942,11 +3942,11 @@ static Vehicle *CollectTrackbitsFromCrashedVehiclesEnum(Vehicle *v, void *data)
TrackBits *trackbits = (TrackBits *)data; TrackBits *trackbits = (TrackBits *)data;
if (v->type == VEH_TRAIN && (v->vehstatus & VS_CRASHED) != 0) { if (v->type == VEH_TRAIN && (v->vehstatus & VS_CRASHED) != 0) {
if ((((Train *)v)->track & TRACK_BIT_WORMHOLE) == TRACK_BIT_WORMHOLE) { if ((Train::From(v)->track & TRACK_BIT_WORMHOLE) == TRACK_BIT_WORMHOLE) {
/* Vehicle is inside a wormhole, v->track contains no useful value then. */ /* Vehicle is inside a wormhole, v->track contains no useful value then. */
*trackbits |= DiagDirToDiagTrackBits(GetTunnelBridgeDirection(v->tile)); *trackbits |= DiagDirToDiagTrackBits(GetTunnelBridgeDirection(v->tile));
} else { } else {
*trackbits |= ((Train *)v)->track; *trackbits |= Train::From(v)->track;
} }
} }

4
src/train_gui.cpp
View File

@ -80,7 +80,7 @@ void DrawTrainImage(const Vehicle *v, int x, int y, VehicleID selection, int cou
_cur_dpi = &tmp_dpi; _cur_dpi = &tmp_dpi;
do { do {
int width = ((const Train *)v)->tcache.cached_veh_length; int width = Train::From(v)->tcache.cached_veh_length;
if (dx + width > 0) { if (dx + width > 0) {
if (dx <= count) { if (dx <= count) {
@ -236,7 +236,7 @@ void DrawTrainDetails(const Vehicle *v, int left, int right, int y, int vscroll_
do { do {
SpriteID pal = (v->vehstatus & VS_CRASHED) ? PALETTE_CRASH : GetVehiclePalette(v); SpriteID pal = (v->vehstatus & VS_CRASHED) ? PALETTE_CRASH : GetVehiclePalette(v);
DrawSprite(u->GetImage(DIR_W), pal, x + WagonLengthToPixels(4 + dx), y + 6 + (is_custom_sprite(RailVehInfo(u->engine_type)->image_index) ? _traininfo_vehicle_pitch : 0)); DrawSprite(u->GetImage(DIR_W), pal, x + WagonLengthToPixels(4 + dx), y + 6 + (is_custom_sprite(RailVehInfo(u->engine_type)->image_index) ? _traininfo_vehicle_pitch : 0));
dx += ((const Train *)u)->tcache.cached_veh_length; dx += Train::From(u)->tcache.cached_veh_length;
u = u->Next(); u = u->Next();
} while (u != NULL && IsArticulatedPart(u) && u->cargo_cap == 0); } while (u != NULL && IsArticulatedPart(u) && u->cargo_cap == 0);

16
src/tunnelbridge_cmd.cpp
View File

@ -1385,7 +1385,7 @@ static VehicleEnterTileStatus VehicleEnter_TunnelBridge(Vehicle *v, TileIndex ti
DiagDirection vdir; DiagDirection vdir;
if (v->type == VEH_TRAIN) { if (v->type == VEH_TRAIN) {
Train *t = (Train *)v; Train *t = Train::From(v);
fc = (x & 0xF) + (y << 4); fc = (x & 0xF) + (y << 4);
vdir = DirToDiagDir(t->direction); vdir = DirToDiagDir(t->direction);
@ -1414,7 +1414,7 @@ static VehicleEnterTileStatus VehicleEnter_TunnelBridge(Vehicle *v, TileIndex ti
return VETSB_ENTERED_WORMHOLE; return VETSB_ENTERED_WORMHOLE;
} }
} else if (v->type == VEH_ROAD) { } else if (v->type == VEH_ROAD) {
RoadVehicle *rv = (RoadVehicle *)v; RoadVehicle *rv = RoadVehicle::From(v);
fc = (x & 0xF) + (y << 4); fc = (x & 0xF) + (y << 4);
vdir = DirToDiagDir(v->direction); vdir = DirToDiagDir(v->direction);
@ -1464,18 +1464,18 @@ static VehicleEnterTileStatus VehicleEnter_TunnelBridge(Vehicle *v, TileIndex ti
} }
switch (v->type) { switch (v->type) {
case VEH_TRAIN: { case VEH_TRAIN: {
Train *t = (Train *)v; Train *t = Train::From(v);
t->track = TRACK_BIT_WORMHOLE; t->track = TRACK_BIT_WORMHOLE;
ClrBit(t->flags, VRF_GOINGUP); ClrBit(t->flags, VRF_GOINGUP);
ClrBit(t->flags, VRF_GOINGDOWN); ClrBit(t->flags, VRF_GOINGDOWN);
} break; } break;
case VEH_ROAD: case VEH_ROAD:
((RoadVehicle *)v)->state = RVSB_WORMHOLE; RoadVehicle::From(v)->state = RVSB_WORMHOLE;
break; break;
case VEH_SHIP: case VEH_SHIP:
((Ship *)v)->state = TRACK_BIT_WORMHOLE; Ship::From(v)->state = TRACK_BIT_WORMHOLE;
break; break;
default: NOT_REACHED(); default: NOT_REACHED();
@ -1485,7 +1485,7 @@ static VehicleEnterTileStatus VehicleEnter_TunnelBridge(Vehicle *v, TileIndex ti
v->tile = tile; v->tile = tile;
switch (v->type) { switch (v->type) {
case VEH_TRAIN: { case VEH_TRAIN: {
Train *t = (Train *)v; Train *t = Train::From(v);
if (t->track == TRACK_BIT_WORMHOLE) { if (t->track == TRACK_BIT_WORMHOLE) {
t->track = (DiagDirToAxis(dir) == AXIS_X ? TRACK_BIT_X : TRACK_BIT_Y); t->track = (DiagDirToAxis(dir) == AXIS_X ? TRACK_BIT_X : TRACK_BIT_Y);
return VETSB_ENTERED_WORMHOLE; return VETSB_ENTERED_WORMHOLE;
@ -1493,7 +1493,7 @@ static VehicleEnterTileStatus VehicleEnter_TunnelBridge(Vehicle *v, TileIndex ti
} break; } break;
case VEH_ROAD: { case VEH_ROAD: {
RoadVehicle *rv = (RoadVehicle *)v; RoadVehicle *rv = RoadVehicle::From(v);
if (rv->state == RVSB_WORMHOLE) { if (rv->state == RVSB_WORMHOLE) {
rv->state = _road_exit_tunnel_state[dir]; rv->state = _road_exit_tunnel_state[dir];
rv->frame = 0; rv->frame = 0;
@ -1502,7 +1502,7 @@ static VehicleEnterTileStatus VehicleEnter_TunnelBridge(Vehicle *v, TileIndex ti
} break; } break;
case VEH_SHIP: { case VEH_SHIP: {
Ship *ship = (Ship *)v; Ship *ship = Ship::From(v);
if (ship->state == TRACK_BIT_WORMHOLE) { if (ship->state == TRACK_BIT_WORMHOLE) {
ship->state = (DiagDirToAxis(dir) == AXIS_X ? TRACK_BIT_X : TRACK_BIT_Y); ship->state = (DiagDirToAxis(dir) == AXIS_X ? TRACK_BIT_X : TRACK_BIT_Y);
return VETSB_ENTERED_WORMHOLE; return VETSB_ENTERED_WORMHOLE;

22
src/vehicle.cpp
View File

@ -524,9 +524,9 @@ void Vehicle::PreDestructor()
if (this->IsPrimaryVehicle()) DecreaseGroupNumVehicle(this->group_id); if (this->IsPrimaryVehicle()) DecreaseGroupNumVehicle(this->group_id);
} }
if (this->type == VEH_ROAD) ClearSlot((RoadVehicle *)this); if (this->type == VEH_ROAD) ClearSlot(RoadVehicle::From(this));
if (this->type == VEH_AIRCRAFT && this->IsPrimaryVehicle()) { if (this->type == VEH_AIRCRAFT && this->IsPrimaryVehicle()) {
Aircraft *a = (Aircraft *)this; Aircraft *a = Aircraft::From(this);
Station *st = GetTargetAirportIfValid(a); Station *st = GetTargetAirportIfValid(a);
if (st != NULL) { if (st != NULL) {
const AirportFTA *layout = st->Airport()->layout; const AirportFTA *layout = st->Airport()->layout;
@ -984,8 +984,8 @@ void VehicleEnterDepot(Vehicle *v)
if (!IsFrontEngine(v)) v = v->First(); if (!IsFrontEngine(v)) v = v->First();
UpdateSignalsOnSegment(v->tile, INVALID_DIAGDIR, v->owner); UpdateSignalsOnSegment(v->tile, INVALID_DIAGDIR, v->owner);
v->load_unload_time_rem = 0; v->load_unload_time_rem = 0;
ClrBit(((Train *)v)->flags, VRF_TOGGLE_REVERSE); ClrBit(Train::From(v)->flags, VRF_TOGGLE_REVERSE);
TrainConsistChanged((Train *)v, true); TrainConsistChanged(Train::From(v), true);
break; break;
case VEH_ROAD: case VEH_ROAD:
@ -995,13 +995,13 @@ void VehicleEnterDepot(Vehicle *v)
case VEH_SHIP: case VEH_SHIP:
InvalidateWindowClasses(WC_SHIPS_LIST); InvalidateWindowClasses(WC_SHIPS_LIST);
static_cast<Ship*>(v)->state = TRACK_BIT_DEPOT; Ship::From(v)->state = TRACK_BIT_DEPOT;
RecalcShipStuff(v); RecalcShipStuff(v);
break; break;
case VEH_AIRCRAFT: case VEH_AIRCRAFT:
InvalidateWindowClasses(WC_AIRCRAFT_LIST); InvalidateWindowClasses(WC_AIRCRAFT_LIST);
HandleAircraftEnterHangar((Aircraft *)v); HandleAircraftEnterHangar(Aircraft::From(v));
break; break;
default: NOT_REACHED(); default: NOT_REACHED();
} }
@ -1429,9 +1429,9 @@ SpriteID GetEnginePalette(EngineID engine_type, CompanyID company)
SpriteID GetVehiclePalette(const Vehicle *v) SpriteID GetVehiclePalette(const Vehicle *v)
{ {
if (v->type == VEH_TRAIN) { if (v->type == VEH_TRAIN) {
return GetEngineColourMap(v->engine_type, v->owner, ((const Train *)v)->tcache.first_engine, v); return GetEngineColourMap(v->engine_type, v->owner, Train::From(v)->tcache.first_engine, v);
} else if (v->type == VEH_ROAD) { } else if (v->type == VEH_ROAD) {
return GetEngineColourMap(v->engine_type, v->owner, ((const RoadVehicle *)v)->rcache.first_engine, v); return GetEngineColourMap(v->engine_type, v->owner, RoadVehicle::From(v)->rcache.first_engine, v);
} }
return GetEngineColourMap(v->engine_type, v->owner, INVALID_ENGINE, v); return GetEngineColourMap(v->engine_type, v->owner, INVALID_ENGINE, v);
@ -1493,7 +1493,7 @@ void Vehicle::LeaveStation()
* might not be marked as wanting a reservation, e.g. * might not be marked as wanting a reservation, e.g.
* when an overlength train gets turned around in a station. */ * when an overlength train gets turned around in a station. */
if (UpdateSignalsOnSegment(this->tile, TrackdirToExitdir(this->GetVehicleTrackdir()), this->owner) == SIGSEG_PBS || _settings_game.pf.reserve_paths) { if (UpdateSignalsOnSegment(this->tile, TrackdirToExitdir(this->GetVehicleTrackdir()), this->owner) == SIGSEG_PBS || _settings_game.pf.reserve_paths) {
TryPathReserve((Train *)this, true, true); TryPathReserve(Train::From(this), true, true);
} }
} }
} }
@ -1577,7 +1577,7 @@ CommandCost Vehicle::SendToDepot(DoCommandFlag flags, DepotCommand command)
if (this->type == VEH_TRAIN && reverse) DoCommand(this->tile, this->index, 0, DC_EXEC, CMD_REVERSE_TRAIN_DIRECTION); if (this->type == VEH_TRAIN && reverse) DoCommand(this->tile, this->index, 0, DC_EXEC, CMD_REVERSE_TRAIN_DIRECTION);
if (this->type == VEH_AIRCRAFT) { if (this->type == VEH_AIRCRAFT) {
Aircraft *a = (Aircraft *)this; Aircraft *a = Aircraft::From(this);
if (a->state == FLYING && a->targetairport != destination) { if (a->state == FLYING && a->targetairport != destination) {
/* The aircraft is now heading for a different hangar than the next in the orders */ /* The aircraft is now heading for a different hangar than the next in the orders */
extern void AircraftNextAirportPos_and_Order(Aircraft *a); extern void AircraftNextAirportPos_and_Order(Aircraft *a);
@ -1747,7 +1747,7 @@ bool CanVehicleUseStation(EngineID engine_type, const Station *st)
*/ */
bool CanVehicleUseStation(const Vehicle *v, const Station *st) bool CanVehicleUseStation(const Vehicle *v, const Station *st)
{ {
if (v->type == VEH_ROAD) return st->GetPrimaryRoadStop((const RoadVehicle *)v) != NULL; if (v->type == VEH_ROAD) return st->GetPrimaryRoadStop(RoadVehicle::From(v)) != NULL;
return CanVehicleUseStation(v->engine_type, st); return CanVehicleUseStation(v->engine_type, st);
} }

22
src/vehicle_base.h
View File

@ -573,6 +573,28 @@ struct SpecializedVehicle : public Vehicle {
{ {
return IsValidID(index) ? Get(index) : NULL ; return IsValidID(index) ? Get(index) : NULL ;
} }
/**
* Converts a Vehicle to SpecializedVehicle with type checking.
* @param v Vehicle pointer
* @return pointer to SpecializedVehicle
*/
static FORCEINLINE T *From(Vehicle *v)
{
assert(v->type == Type);
return (T *)v;
}
/**
* Converts a const Vehicle to const SpecializedVehicle with type checking.
* @param v Vehicle pointer
* @return pointer to SpecializedVehicle
*/
static FORCEINLINE const T *From(const Vehicle *v)
{
assert(v->type == Type);
return (const T *)v;
}
}; };
#define FOR_ALL_VEHICLES_OF_TYPE(name, var) FOR_ALL_ITEMS_FROM(name, vehicle_index, var, 0) if (var->type == name::EXPECTED_TYPE) #define FOR_ALL_VEHICLES_OF_TYPE(name, var) FOR_ALL_ITEMS_FROM(name, vehicle_index, var, 0) if (var->type == name::EXPECTED_TYPE)

22
src/vehicle_cmd.cpp
View File

@ -67,7 +67,7 @@ CommandCost CmdStartStopVehicle(TileIndex tile, DoCommandFlag flags, uint32 p1,
switch (v->type) { switch (v->type) {
case VEH_TRAIN: case VEH_TRAIN:
if ((v->vehstatus & VS_STOPPED) && ((Train *)v)->tcache.cached_power == 0) return_cmd_error(STR_TRAIN_START_NO_CATENARY); if ((v->vehstatus & VS_STOPPED) && Train::From(v)->tcache.cached_power == 0) return_cmd_error(STR_TRAIN_START_NO_CATENARY);
break; break;
case VEH_SHIP: case VEH_SHIP:
@ -75,7 +75,7 @@ CommandCost CmdStartStopVehicle(TileIndex tile, DoCommandFlag flags, uint32 p1,
break; break;
case VEH_AIRCRAFT: { case VEH_AIRCRAFT: {
Aircraft *a = (Aircraft *)v; Aircraft *a = Aircraft::From(v);
/* cannot stop airplane when in flight, or when taking off / landing */ /* cannot stop airplane when in flight, or when taking off / landing */
if (a->state >= STARTTAKEOFF && a->state < TERM7) return_cmd_error(STR_ERROR_AIRCRAFT_IS_IN_FLIGHT); if (a->state >= STARTTAKEOFF && a->state < TERM7) return_cmd_error(STR_ERROR_AIRCRAFT_IS_IN_FLIGHT);
} break; } break;
@ -152,7 +152,7 @@ CommandCost CmdMassStartStopVehicle(TileIndex tile, DoCommandFlag flags, uint32
if (!vehicle_list_window) { if (!vehicle_list_window) {
if (vehicle_type == VEH_TRAIN) { if (vehicle_type == VEH_TRAIN) {
if (CheckTrainInDepot((const Train *)v, false) == -1) continue; if (CheckTrainInDepot(Train::From(v), false) == -1) continue;
} else { } else {
if (!(v->vehstatus & VS_HIDDEN)) continue; if (!(v->vehstatus & VS_HIDDEN)) continue;
} }
@ -349,7 +349,7 @@ CommandCost CmdCloneVehicle(TileIndex tile, DoCommandFlag flags, uint32 p1, uint
if (!CheckOwnership(v->owner)) return CMD_ERROR; if (!CheckOwnership(v->owner)) return CMD_ERROR;
if (v->type == VEH_TRAIN && (!IsFrontEngine(v) || ((Train *)v)->crash_anim_pos >= 4400)) return CMD_ERROR; if (v->type == VEH_TRAIN && (!IsFrontEngine(v) || Train::From(v)->crash_anim_pos >= 4400)) return CMD_ERROR;
/* check that we can allocate enough vehicles */ /* check that we can allocate enough vehicles */
if (!(flags & DC_EXEC)) { if (!(flags & DC_EXEC)) {
@ -381,8 +381,8 @@ CommandCost CmdCloneVehicle(TileIndex tile, DoCommandFlag flags, uint32 p1, uint
if (flags & DC_EXEC) { if (flags & DC_EXEC) {
w = Vehicle::Get(_new_vehicle_id); w = Vehicle::Get(_new_vehicle_id);
if (v->type == VEH_TRAIN && HasBit(((Train *)v)->flags, VRF_REVERSE_DIRECTION)) { if (v->type == VEH_TRAIN && HasBit(Train::From(v)->flags, VRF_REVERSE_DIRECTION)) {
SetBit(((Train *)w)->flags, VRF_REVERSE_DIRECTION); SetBit(Train::From(w)->flags, VRF_REVERSE_DIRECTION);
} }
if (v->type == VEH_TRAIN && !IsFrontEngine(v)) { if (v->type == VEH_TRAIN && !IsFrontEngine(v)) {
@ -403,7 +403,7 @@ CommandCost CmdCloneVehicle(TileIndex tile, DoCommandFlag flags, uint32 p1, uint
} }
w_rear = w; // trains needs to know the last car in the train, so they can add more in next loop w_rear = w; // trains needs to know the last car in the train, so they can add more in next loop
} }
} while (v->type == VEH_TRAIN && (v = GetNextVehicle((Train *)v)) != NULL); } while (v->type == VEH_TRAIN && (v = GetNextVehicle(Train::From(v))) != NULL);
if ((flags & DC_EXEC) && v_front->type == VEH_TRAIN) { if ((flags & DC_EXEC) && v_front->type == VEH_TRAIN) {
/* for trains this needs to be the front engine due to the callback function */ /* for trains this needs to be the front engine due to the callback function */
@ -437,7 +437,7 @@ CommandCost CmdCloneVehicle(TileIndex tile, DoCommandFlag flags, uint32 p1, uint
} }
if (w->type == VEH_TRAIN && EngineHasArticPart(w)) { if (w->type == VEH_TRAIN && EngineHasArticPart(w)) {
w = GetNextArticPart((Train *)w); w = GetNextArticPart(Train::From(w));
} else if (w->type == VEH_ROAD && RoadVehHasArticPart(w)) { } else if (w->type == VEH_ROAD && RoadVehHasArticPart(w)) {
w = w->Next(); w = w->Next();
} else { } else {
@ -453,7 +453,7 @@ CommandCost CmdCloneVehicle(TileIndex tile, DoCommandFlag flags, uint32 p1, uint
} }
if (v->type == VEH_TRAIN && EngineHasArticPart(v)) { if (v->type == VEH_TRAIN && EngineHasArticPart(v)) {
v = GetNextArticPart((Train *)v); v = GetNextArticPart(Train::From(v));
} else if (v->type == VEH_ROAD && RoadVehHasArticPart(v)) { } else if (v->type == VEH_ROAD && RoadVehHasArticPart(v)) {
v = v->Next(); v = v->Next();
} else { } else {
@ -461,8 +461,8 @@ CommandCost CmdCloneVehicle(TileIndex tile, DoCommandFlag flags, uint32 p1, uint
} }
} while (v != NULL); } while (v != NULL);
if ((flags & DC_EXEC) && v->type == VEH_TRAIN) w = GetNextVehicle((Train *)w); if ((flags & DC_EXEC) && v->type == VEH_TRAIN) w = GetNextVehicle(Train::From(w));
} while (v->type == VEH_TRAIN && (v = GetNextVehicle((Train *)v)) != NULL); } while (v->type == VEH_TRAIN && (v = GetNextVehicle(Train::From(v))) != NULL);
if (flags & DC_EXEC) { if (flags & DC_EXEC) {
/* /*

20
src/vehicle_gui.cpp
View File

@ -603,7 +603,7 @@ static int CDECL VehicleMaxSpeedSorter(const Vehicle * const *a, const Vehicle *
{ {
int r = 0; int r = 0;
if ((*a)->type == VEH_TRAIN && (*b)->type == VEH_TRAIN) { if ((*a)->type == VEH_TRAIN && (*b)->type == VEH_TRAIN) {
r = ((const Train *)(*a))->tcache.cached_max_speed - ((const Train *)(*b))->tcache.cached_max_speed; r = Train::From(*a)->tcache.cached_max_speed - Train::From(*b)->tcache.cached_max_speed;
} else { } else {
r = (*a)->max_speed - (*b)->max_speed; r = (*a)->max_speed - (*b)->max_speed;
} }
@ -636,13 +636,13 @@ static int CDECL VehicleLengthSorter(const Vehicle * const *a, const Vehicle * c
int r = 0; int r = 0;
switch ((*a)->type) { switch ((*a)->type) {
case VEH_TRAIN: case VEH_TRAIN:
r = ((const Train *)(*a))->tcache.cached_total_length - ((const Train *)(*b))->tcache.cached_total_length; r = Train::From(*a)->tcache.cached_total_length - Train::From(*b)->tcache.cached_total_length;
break; break;
case VEH_ROAD: { case VEH_ROAD: {
const RoadVehicle *u; const RoadVehicle *u;
for (u = (const RoadVehicle *)*a; u != NULL; u = u->Next()) r += u->rcache.cached_veh_length; for (u = RoadVehicle::From(*a); u != NULL; u = u->Next()) r += u->rcache.cached_veh_length;
for (u = (const RoadVehicle *)*b; u != NULL; u = u->Next()) r -= u->rcache.cached_veh_length; for (u = RoadVehicle::From(*b); u != NULL; u = u->Next()) r -= u->rcache.cached_veh_length;
} break; } break;
default: NOT_REACHED(); default: NOT_REACHED();
@ -1471,10 +1471,10 @@ struct VehicleDetailsWindow : Window {
switch (v->type) { switch (v->type) {
case VEH_TRAIN: case VEH_TRAIN:
SetDParam(2, v->GetDisplayMaxSpeed()); SetDParam(2, v->GetDisplayMaxSpeed());
SetDParam(1, ((const Train *)v)->tcache.cached_power); SetDParam(1, Train::From(v)->tcache.cached_power);
SetDParam(0, ((const Train *)v)->tcache.cached_weight); SetDParam(0, Train::From(v)->tcache.cached_weight);
SetDParam(3, ((const Train *)v)->tcache.cached_max_te / 1000); SetDParam(3, Train::From(v)->tcache.cached_max_te / 1000);
DrawString(2, this->width - 2, 25, (_settings_game.vehicle.train_acceleration_model != TAM_ORIGINAL && ((const Train *)v)->railtype != RAILTYPE_MAGLEV) ? DrawString(2, this->width - 2, 25, (_settings_game.vehicle.train_acceleration_model != TAM_ORIGINAL && Train::From(v)->railtype != RAILTYPE_MAGLEV) ?
STR_VEHICLE_INFO_WEIGHT_POWER_MAX_SPEED_MAX_TE : STR_VEHICLE_INFO_WEIGHT_POWER_MAX_SPEED_MAX_TE :
STR_VEHICLE_INFO_WEIGHT_POWER_MAX_SPEED); STR_VEHICLE_INFO_WEIGHT_POWER_MAX_SPEED);
break; break;
@ -1943,7 +1943,7 @@ struct VehicleViewWindow : Window {
} else if (v->vehstatus & VS_STOPPED) { } else if (v->vehstatus & VS_STOPPED) {
if (v->type == VEH_TRAIN) { if (v->type == VEH_TRAIN) {
if (v->cur_speed == 0) { if (v->cur_speed == 0) {
if (((const Train *)v)->tcache.cached_power == 0) { if (Train::From(v)->tcache.cached_power == 0) {
str = STR_TRAIN_NO_POWER; str = STR_TRAIN_NO_POWER;
} else { } else {
str = STR_VEHICLE_STATUS_STOPPED; str = STR_VEHICLE_STATUS_STOPPED;
@ -1955,7 +1955,7 @@ struct VehicleViewWindow : Window {
} else { // no train } else { // no train
str = STR_VEHICLE_STATUS_STOPPED; str = STR_VEHICLE_STATUS_STOPPED;
} }
} else if (v->type == VEH_TRAIN && HasBit(((const Train *)v)->flags, VRF_TRAIN_STUCK)) { } else if (v->type == VEH_TRAIN && HasBit(Train::From(v)->flags, VRF_TRAIN_STUCK)) {
str = STR_TRAIN_STUCK; str = STR_TRAIN_STUCK;
} else { // vehicle is in a "normal" state, show current order } else { // vehicle is in a "normal" state, show current order
switch (v->current_order.GetType()) { switch (v->current_order.GetType()) {

2
src/vehicle_type.h
View File

@ -28,6 +28,8 @@ struct Train;
struct RoadVehicle; struct RoadVehicle;
struct Ship; struct Ship;
struct Aircraft; struct Aircraft;
struct EffectVehicle;
struct DisasterVehicle;
struct BaseVehicle struct BaseVehicle
{ {

2
src/vehiclelist.cpp
View File

@ -29,7 +29,7 @@ void BuildDepotVehicleList(VehicleType type, TileIndex tile, VehicleList *engine
switch (type) { switch (type) {
case VEH_TRAIN: case VEH_TRAIN:
if (IsArticulatedPart(v) || IsRearDualheaded(v)) continue; if (IsArticulatedPart(v) || IsRearDualheaded(v)) continue;
if (((const Train *)v)->track != TRACK_BIT_DEPOT) continue; if (Train::From(v)->track != TRACK_BIT_DEPOT) continue;
if (wagons != NULL && IsFreeWagon(v->First())) { if (wagons != NULL && IsFreeWagon(v->First())) {
if (individual_wagons || IsFreeWagon(v)) *wagons->Append() = v; if (individual_wagons || IsFreeWagon(v)) *wagons->Append() = v;
continue; continue;

8
src/water_cmd.cpp
View File

@ -813,22 +813,22 @@ static void FloodVehicle(Vehicle *v)
/* FreeTrainTrackReservation() calls GetVehicleTrackdir() that doesn't like crashed vehicles. /* FreeTrainTrackReservation() calls GetVehicleTrackdir() that doesn't like crashed vehicles.
* In this case, v->direction matches v->u.rail.track, so we can do this (it wasn't crashed before) */ * In this case, v->direction matches v->u.rail.track, so we can do this (it wasn't crashed before) */
v->vehstatus &= ~VS_CRASHED; v->vehstatus &= ~VS_CRASHED;
FreeTrainTrackReservation((Train *)v); FreeTrainTrackReservation(Train::From(v));
v->vehstatus |= VS_CRASHED; v->vehstatus |= VS_CRASHED;
} }
((Train *)v)->crash_anim_pos = 4000; // max 4440, disappear pretty fast Train::From(v)->crash_anim_pos = 4000; // max 4440, disappear pretty fast
InvalidateWindowClassesData(WC_TRAINS_LIST, 0); InvalidateWindowClassesData(WC_TRAINS_LIST, 0);
break; break;
case VEH_ROAD: case VEH_ROAD:
if (IsRoadVehFront(v)) pass += 1; // driver if (IsRoadVehFront(v)) pass += 1; // driver
((RoadVehicle *)v)->crashed_ctr = 2000; // max 2220, disappear pretty fast RoadVehicle::From(v)->crashed_ctr = 2000; // max 2220, disappear pretty fast
InvalidateWindowClassesData(WC_ROADVEH_LIST, 0); InvalidateWindowClassesData(WC_ROADVEH_LIST, 0);
break; break;
case VEH_AIRCRAFT: case VEH_AIRCRAFT:
pass += 2; // driver pass += 2; // driver
((Aircraft *)v)->crashed_counter = 9000; // max 10000, disappear pretty fast Aircraft::From(v)->crashed_counter = 9000; // max 10000, disappear pretty fast
InvalidateWindowClassesData(WC_AIRCRAFT_LIST, 0); InvalidateWindowClassesData(WC_AIRCRAFT_LIST, 0);
break; break;
} }

8
src/yapf/follow_track.hpp
View File

@ -55,7 +55,7 @@ struct CFollowTrackT
{ {
assert(!IsRailTT() || (v != NULL && v->type == VEH_TRAIN)); assert(!IsRailTT() || (v != NULL && v->type == VEH_TRAIN));
m_veh = v; m_veh = v;
Init(v != NULL ? v->owner : INVALID_OWNER, IsRailTT() && railtype_override == INVALID_RAILTYPES ? ((const Train *)v)->compatible_railtypes : railtype_override, pPerf); Init(v != NULL ? v->owner : INVALID_OWNER, IsRailTT() && railtype_override == INVALID_RAILTYPES ? Train::From(v)->compatible_railtypes : railtype_override, pPerf);
} }
FORCEINLINE void Init(Owner o, RailTypes railtype_override, CPerformanceTimer *pPerf) FORCEINLINE void Init(Owner o, RailTypes railtype_override, CPerformanceTimer *pPerf)
@ -76,7 +76,7 @@ struct CFollowTrackT
FORCEINLINE static TransportType TT() {return Ttr_type_;} FORCEINLINE static TransportType TT() {return Ttr_type_;}
FORCEINLINE static bool IsWaterTT() {return TT() == TRANSPORT_WATER;} FORCEINLINE static bool IsWaterTT() {return TT() == TRANSPORT_WATER;}
FORCEINLINE static bool IsRailTT() {return TT() == TRANSPORT_RAIL;} FORCEINLINE static bool IsRailTT() {return TT() == TRANSPORT_RAIL;}
FORCEINLINE bool IsTram() {return IsRoadTT() && HasBit(((const RoadVehicle *)m_veh)->compatible_roadtypes, ROADTYPE_TRAM);} FORCEINLINE bool IsTram() {return IsRoadTT() && HasBit(RoadVehicle::From(m_veh)->compatible_roadtypes, ROADTYPE_TRAM);}
FORCEINLINE static bool IsRoadTT() {return TT() == TRANSPORT_ROAD;} FORCEINLINE static bool IsRoadTT() {return TT() == TRANSPORT_ROAD;}
FORCEINLINE static bool Allow90degTurns() {return T90deg_turns_allowed_;} FORCEINLINE static bool Allow90degTurns() {return T90deg_turns_allowed_;}
FORCEINLINE static bool DoTrackMasking() {return IsRailTT() && Tmask_reserved_tracks;} FORCEINLINE static bool DoTrackMasking() {return IsRailTT() && Tmask_reserved_tracks;}
@ -106,7 +106,7 @@ struct CFollowTrackT
m_old_tile = old_tile; m_old_tile = old_tile;
m_old_td = old_td; m_old_td = old_td;
m_err = EC_NONE; m_err = EC_NONE;
assert(((TrackStatusToTrackdirBits(GetTileTrackStatus(m_old_tile, TT(), IsRoadTT() && m_veh != NULL ? ((const RoadVehicle *)m_veh)->compatible_roadtypes : 0)) & TrackdirToTrackdirBits(m_old_td)) != 0) || assert(((TrackStatusToTrackdirBits(GetTileTrackStatus(m_old_tile, TT(), IsRoadTT() && m_veh != NULL ? RoadVehicle::From(m_veh)->compatible_roadtypes : 0)) & TrackdirToTrackdirBits(m_old_td)) != 0) ||
(IsTram() && GetSingleTramBit(m_old_tile) != INVALID_DIAGDIR)); // Disable the assertion for single tram bits (IsTram() && GetSingleTramBit(m_old_tile) != INVALID_DIAGDIR)); // Disable the assertion for single tram bits
m_exitdir = TrackdirToExitdir(m_old_td); m_exitdir = TrackdirToExitdir(m_old_td);
if (ForcedReverse()) return true; if (ForcedReverse()) return true;
@ -207,7 +207,7 @@ protected:
if (IsRailTT() && IsPlainRailTile(m_new_tile)) { if (IsRailTT() && IsPlainRailTile(m_new_tile)) {
m_new_td_bits = (TrackdirBits)(GetTrackBits(m_new_tile) * 0x101); m_new_td_bits = (TrackdirBits)(GetTrackBits(m_new_tile) * 0x101);
} else { } else {
m_new_td_bits = TrackStatusToTrackdirBits(GetTileTrackStatus(m_new_tile, TT(), IsRoadTT() && m_veh != NULL ? ((const RoadVehicle *)m_veh)->compatible_roadtypes : 0)); m_new_td_bits = TrackStatusToTrackdirBits(GetTileTrackStatus(m_new_tile, TT(), IsRoadTT() && m_veh != NULL ? RoadVehicle::From(m_veh)->compatible_roadtypes : 0));
if (IsTram() && m_new_td_bits == 0) { if (IsTram() && m_new_td_bits == 0) {
/* GetTileTrackStatus() returns 0 for single tram bits. /* GetTileTrackStatus() returns 0 for single tram bits.

4
src/yapf/yapf_costrail.hpp
View File

@ -247,8 +247,8 @@ public:
const Vehicle *v = Yapf().GetVehicle(); const Vehicle *v = Yapf().GetVehicle();
assert(v != NULL); assert(v != NULL);
assert(v->type == VEH_TRAIN); assert(v->type == VEH_TRAIN);
assert(((const Train *)v)->tcache.cached_total_length != 0); assert(Train::From(v)->tcache.cached_total_length != 0);
int missing_platform_length = (((const Train *)v)->tcache.cached_total_length + TILE_SIZE - 1) / TILE_SIZE - platform_length; int missing_platform_length = (Train::From(v)->tcache.cached_total_length + TILE_SIZE - 1) / TILE_SIZE - platform_length;
if (missing_platform_length < 0) { if (missing_platform_length < 0) {
/* apply penalty for longer platform than needed */ /* apply penalty for longer platform than needed */
cost += Yapf().PfGetSettings().rail_longer_platform_penalty + Yapf().PfGetSettings().rail_longer_platform_per_tile_penalty * -missing_platform_length; cost += Yapf().PfGetSettings().rail_longer_platform_penalty + Yapf().PfGetSettings().rail_longer_platform_per_tile_penalty * -missing_platform_length;

8
src/yapf/yapf_destrail.hpp
View File

@ -13,8 +13,8 @@ protected:
public: public:
void SetDestination(const Vehicle *v, bool override_rail_type = false) void SetDestination(const Vehicle *v, bool override_rail_type = false)
{ {
m_compatible_railtypes = ((const Train *)v)->compatible_railtypes; m_compatible_railtypes = Train::From(v)->compatible_railtypes;
if (override_rail_type) m_compatible_railtypes |= GetRailTypeInfo(((const Train *)v)->railtype)->compatible_railtypes; if (override_rail_type) m_compatible_railtypes |= GetRailTypeInfo(Train::From(v)->railtype)->compatible_railtypes;
} }
bool IsCompatibleRailType(RailType rt) bool IsCompatibleRailType(RailType rt)
@ -91,8 +91,8 @@ public:
FORCEINLINE bool PfDetectDestination(TileIndex tile, Trackdir td) FORCEINLINE bool PfDetectDestination(TileIndex tile, Trackdir td)
{ {
return return
IsSafeWaitingPosition((const Train *)Yapf().GetVehicle(), tile, td, true, !TrackFollower::Allow90degTurns()) && IsSafeWaitingPosition(Train::From(Yapf().GetVehicle()), tile, td, true, !TrackFollower::Allow90degTurns()) &&
IsWaitingPositionFree((const Train *)Yapf().GetVehicle(), tile, td, !TrackFollower::Allow90degTurns()); IsWaitingPositionFree(Train::From(Yapf().GetVehicle()), tile, td, !TrackFollower::Allow90degTurns());
} }
/** Called by YAPF to calculate cost estimate. Calculates distance to the destination /** Called by YAPF to calculate cost estimate. Calculates distance to the destination

12
src/yapf/yapf_rail.cpp
View File

@ -54,7 +54,7 @@ private:
bool FindSafePositionProc(TileIndex tile, Trackdir td) bool FindSafePositionProc(TileIndex tile, Trackdir td)
{ {
if (IsSafeWaitingPosition((const Train *)Yapf().GetVehicle(), tile, td, true, !TrackFollower::Allow90degTurns())) { if (IsSafeWaitingPosition(Train::From(Yapf().GetVehicle()), tile, td, true, !TrackFollower::Allow90degTurns())) {
m_res_dest = tile; m_res_dest = tile;
m_res_dest_td = td; m_res_dest_td = td;
return false; // Stop iterating segment return false; // Stop iterating segment
@ -149,7 +149,7 @@ public:
} }
/* Don't bother if the target is reserved. */ /* Don't bother if the target is reserved. */
if (!IsWaitingPositionFree((const Train *)Yapf().GetVehicle(), m_res_dest, m_res_dest_td)) return false; if (!IsWaitingPositionFree(Train::From(Yapf().GetVehicle()), m_res_dest, m_res_dest_td)) return false;
for (Node *node = m_res_node; node->m_parent != NULL; node = node->m_parent) { for (Node *node = m_res_node; node->m_parent != NULL; node = node->m_parent) {
node->IterateTiles(Yapf().GetVehicle(), Yapf(), *this, &CYapfReserveTrack<Types>::ReserveSingleTrack); node->IterateTiles(Yapf().GetVehicle(), Yapf(), *this, &CYapfReserveTrack<Types>::ReserveSingleTrack);
@ -411,7 +411,7 @@ public:
if (target != NULL) target->tile = INVALID_TILE; if (target != NULL) target->tile = INVALID_TILE;
/* set origin and destination nodes */ /* set origin and destination nodes */
PBSTileInfo origin = FollowTrainReservation((const Train *)v); PBSTileInfo origin = FollowTrainReservation(Train::From(v));
Yapf().SetOrigin(origin.tile, origin.trackdir, INVALID_TILE, INVALID_TRACKDIR, 1, true); Yapf().SetOrigin(origin.tile, origin.trackdir, INVALID_TILE, INVALID_TRACKDIR, 1, true);
Yapf().SetDestination(v); Yapf().SetDestination(v);
@ -536,9 +536,9 @@ Trackdir YapfChooseRailTrack(const Vehicle *v, TileIndex tile, DiagDirection ent
bool YapfCheckReverseTrain(const Vehicle *vt) bool YapfCheckReverseTrain(const Vehicle *vt)
{ {
const Train *v = (const Train *)vt; const Train *v = Train::From(vt);
/* last wagon */ /* last wagon */
const Train *last_veh = (const Train *)GetLastVehicleInChain(v); const Train *last_veh = Train::From(GetLastVehicleInChain(v));
/* get trackdirs of both ends */ /* get trackdirs of both ends */
Trackdir td = v->GetVehicleTrackdir(); Trackdir td = v->GetVehicleTrackdir();
@ -602,7 +602,7 @@ bool YapfFindNearestRailDepotTwoWay(const Vehicle *v, int max_distance, int reve
const Vehicle *last_veh = GetLastVehicleInChain(v); const Vehicle *last_veh = GetLastVehicleInChain(v);
PBSTileInfo origin = FollowTrainReservation((const Train *)v); PBSTileInfo origin = FollowTrainReservation(Train::From(v));
TileIndex last_tile = last_veh->tile; TileIndex last_tile = last_veh->tile;
Trackdir td_rev = ReverseTrackdir(last_veh->GetVehicleTrackdir()); Trackdir td_rev = ReverseTrackdir(last_veh->GetVehicleTrackdir());

10
src/yapf/yapf_road.cpp
View File

@ -299,13 +299,13 @@ public:
/* our source tile will be the next vehicle tile (should be the given one) */ /* our source tile will be the next vehicle tile (should be the given one) */
TileIndex src_tile = tile; TileIndex src_tile = tile;
/* get available trackdirs on the start tile */ /* get available trackdirs on the start tile */
TrackdirBits src_trackdirs = TrackStatusToTrackdirBits(GetTileTrackStatus(tile, TRANSPORT_ROAD, ((const RoadVehicle *)v)->compatible_roadtypes)); TrackdirBits src_trackdirs = TrackStatusToTrackdirBits(GetTileTrackStatus(tile, TRANSPORT_ROAD, RoadVehicle::From(v)->compatible_roadtypes));
/* select reachable trackdirs only */ /* select reachable trackdirs only */
src_trackdirs &= DiagdirReachesTrackdirs(enterdir); src_trackdirs &= DiagdirReachesTrackdirs(enterdir);
/* get available trackdirs on the destination tile */ /* get available trackdirs on the destination tile */
TileIndex dest_tile = v->dest_tile; TileIndex dest_tile = v->dest_tile;
TrackdirBits dest_trackdirs = TrackStatusToTrackdirBits(GetTileTrackStatus(dest_tile, TRANSPORT_ROAD, ((const RoadVehicle *)v)->compatible_roadtypes)); TrackdirBits dest_trackdirs = TrackStatusToTrackdirBits(GetTileTrackStatus(dest_tile, TRANSPORT_ROAD, RoadVehicle::From(v)->compatible_roadtypes));
/* set origin and destination nodes */ /* set origin and destination nodes */
Yapf().SetOrigin(src_tile, src_trackdirs); Yapf().SetOrigin(src_tile, src_trackdirs);
@ -349,7 +349,7 @@ public:
/* set destination tile, trackdir /* set destination tile, trackdir
* get available trackdirs on the destination tile */ * get available trackdirs on the destination tile */
TrackdirBits dst_td_bits = TrackStatusToTrackdirBits(GetTileTrackStatus(dst_tile, TRANSPORT_ROAD, ((const RoadVehicle *)v)->compatible_roadtypes)); TrackdirBits dst_td_bits = TrackStatusToTrackdirBits(GetTileTrackStatus(dst_tile, TRANSPORT_ROAD, RoadVehicle::From(v)->compatible_roadtypes));
Yapf().SetDestination(dst_tile, dst_td_bits); Yapf().SetDestination(dst_tile, dst_td_bits);
/* if path not found - return distance = UINT_MAX */ /* if path not found - return distance = UINT_MAX */
@ -374,7 +374,7 @@ public:
/* set origin (tile, trackdir) */ /* set origin (tile, trackdir) */
TileIndex src_tile = v->tile; TileIndex src_tile = v->tile;
Trackdir src_td = v->GetVehicleTrackdir(); Trackdir src_td = v->GetVehicleTrackdir();
if ((TrackStatusToTrackdirBits(GetTileTrackStatus(src_tile, TRANSPORT_ROAD, ((const RoadVehicle *)v)->compatible_roadtypes)) & TrackdirToTrackdirBits(src_td)) == 0) { if ((TrackStatusToTrackdirBits(GetTileTrackStatus(src_tile, TRANSPORT_ROAD, RoadVehicle::From(v)->compatible_roadtypes)) & TrackdirToTrackdirBits(src_td)) == 0) {
/* sometimes the roadveh is not on the road (it resides on non-existing track) /* sometimes the roadveh is not on the road (it resides on non-existing track)
* how should we handle that situation? */ * how should we handle that situation? */
return false; return false;
@ -471,7 +471,7 @@ Depot *YapfFindNearestRoadDepot(const Vehicle *v)
{ {
TileIndex tile = v->tile; TileIndex tile = v->tile;
Trackdir trackdir = v->GetVehicleTrackdir(); Trackdir trackdir = v->GetVehicleTrackdir();
if ((TrackStatusToTrackdirBits(GetTileTrackStatus(tile, TRANSPORT_ROAD, ((const RoadVehicle *)v)->compatible_roadtypes)) & TrackdirToTrackdirBits(trackdir)) == 0) { if ((TrackStatusToTrackdirBits(GetTileTrackStatus(tile, TRANSPORT_ROAD, RoadVehicle::From(v)->compatible_roadtypes)) & TrackdirToTrackdirBits(trackdir)) == 0) {
return NULL; return NULL;
} }