diff --git a/src/train.h b/src/train.h --- a/src/train.h +++ b/src/train.h @@ -70,6 +70,7 @@ struct AccelerationCache { uint32 cached_power; ///< total power of the consist. uint32 cached_air_drag; ///< Air drag coefficient of the vehicle uint16 cached_axle_resistance; ///< Resistance caused by the axles of the vehicle + uint16 cached_max_track_speed; ///< Max consist speed limited by track type }; /** Variables that are cached to improve performance and such */ @@ -86,7 +87,6 @@ struct TrainCache : public AccelerationC /* cached max. speed / acceleration data */ uint16 cached_max_speed; ///< max speed of the consist. (minimum of the max speed of all vehicles in the consist) - uint16 cached_max_rail_speed; ///< max consist speed limited by rail type int cached_max_curve_speed; ///< max consist speed limited by curves /** @@ -512,6 +512,24 @@ protected: // These functions should not { return 20 * _settings_game.vehicle.train_slope_steepness; // 1% slope * slope steepness } + + /** + * Gets the maximum speed of the vehicle, ignoring the limitations of the kind of track the vehicle is on. + * @return Maximum speed of the vehicle. + */ + FORCEINLINE uint16 GetInitialMaxSpeed() const + { + return this->tcache.cached_max_speed; + } + + /** + * Gets the maximum speed allowed by the track for this vehicle. + * @return Maximum speed allowed. + */ + FORCEINLINE uint16 GetMaxTrackSpeed() const + { + return GetRailTypeInfo(GetRailType(this->tile))->max_speed; + } }; #define FOR_ALL_TRAINS(var) FOR_ALL_VEHICLES_OF_TYPE(Train, var)