diff options
Diffstat (limited to 'src/newgrf_engine.cpp')
| -rw-r--r-- | src/newgrf_engine.cpp | 18 |
1 files changed, 11 insertions, 7 deletions
diff --git a/src/newgrf_engine.cpp b/src/newgrf_engine.cpp index e0003dff5..2c0090da9 100644 --- a/src/newgrf_engine.cpp +++ b/src/newgrf_engine.cpp @@ -843,11 +843,12 @@ static inline void NewVehicleResolver(ResolverObject *res, EngineID engine_type, /** Retrieve the SpriteGroup for the specified vehicle. * If the vehicle is not specified, the purchase list group for the engine is * chosen. For trains, an additional engine override lookup is performed. - * @param engine Engine type of the vehicle. - * @param v The vehicle itself. - * @returns The selected SpriteGroup for the vehicle. + * @param engine Engine type of the vehicle. + * @param v The vehicle itself. + * @param use_cache Use cached override + * @returns The selected SpriteGroup for the vehicle. */ -static const SpriteGroup *GetVehicleSpriteGroup(EngineID engine, const Vehicle *v) +static const SpriteGroup *GetVehicleSpriteGroup(EngineID engine, const Vehicle *v, bool use_cache = true) { const SpriteGroup *group; CargoID cargo; @@ -858,7 +859,10 @@ static const SpriteGroup *GetVehicleSpriteGroup(EngineID engine, const Vehicle * cargo = v->cargo_type; if (v->type == VEH_TRAIN) { - group = v->u.rail.cached_override; + /* 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), + * as v->cargo_type is temporary changed to the new type */ + group = use_cache ? v->u.rail.cached_override : GetWagonOverrideSpriteSet(v->engine_type, v->cargo_type, v->u.rail.first_engine); if (group != NULL) return group; } } @@ -942,7 +946,7 @@ uint16 GetVehicleCallback(CallbackID callback, uint32 param1, uint32 param2, Eng object.callback_param1 = param1; object.callback_param2 = param2; - group = Resolve(GetVehicleSpriteGroup(engine, v), &object); + group = Resolve(GetVehicleSpriteGroup(engine, v, false), &object); if (group == NULL || group->type != SGT_CALLBACK) return CALLBACK_FAILED; return group->g.callback.result; @@ -971,7 +975,7 @@ uint16 GetVehicleCallbackParent(CallbackID callback, uint32 param1, uint32 param object.u.vehicle.parent = parent; - group = Resolve(GetVehicleSpriteGroup(engine, v), &object); + group = Resolve(GetVehicleSpriteGroup(engine, v, false), &object); if (group == NULL || group->type != SGT_CALLBACK) return CALLBACK_FAILED; return group->g.callback.result; |