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@ -671,6 +671,75 @@ public:
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{
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return this->Next() != NULL && this->Next()->IsArticulatedPart();
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}
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/**
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* Get the next part of an articulated engine.
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* @return Next part of the articulated engine.
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* @pre The vehicle is an articulated engine.
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*/
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FORCEINLINE Vehicle *GetNextArticulatedPart() const
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{
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assert(this->HasArticulatedPart());
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return this->Next();
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}
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/**
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* Get the first part of an articulated engine.
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* @return First part of the engine.
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*/
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FORCEINLINE Vehicle *GetFirstEnginePart()
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{
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Vehicle *v = this;
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while (v->IsArticulatedPart()) v = v->Previous();
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return v;
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}
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/**
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* Get the first part of an articulated engine.
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* @return First part of the engine.
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*/
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FORCEINLINE const Vehicle *GetFirstEnginePart() const
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{
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const Vehicle *v = this;
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while (v->IsArticulatedPart()) v = v->Previous();
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return v;
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}
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/**
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* Get the last part of an articulated engine.
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* @return Last part of the engine.
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*/
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FORCEINLINE Vehicle *GetLastEnginePart()
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{
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Vehicle *v = this;
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while (v->HasArticulatedPart()) v = v->GetNextArticulatedPart();
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return v;
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}
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/**
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* Get the next real (non-articulated part) vehicle in the consist.
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* @return Next vehicle in the consist.
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*/
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FORCEINLINE Vehicle *GetNextVehicle() const
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{
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const Vehicle *v = this;
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while (v->HasArticulatedPart()) v = v->GetNextArticulatedPart();
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/* v now contains the last articulated part in the engine */
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return v->Next();
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}
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/**
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* Get the previous real (non-articulated part) vehicle in the consist.
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* @return Previous vehicle in the consist.
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*/
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FORCEINLINE Vehicle *GetPrevVehicle() const
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{
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Vehicle *v = this->Previous();
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while (v != NULL && v->IsArticulatedPart()) v = v->Previous();
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return v;
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}
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};
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#define FOR_ALL_VEHICLES_FROM(var, start) FOR_ALL_ITEMS_FROM(Vehicle, vehicle_index, var, start)
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@ -721,6 +790,49 @@ struct SpecializedVehicle : public Vehicle {
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*/
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FORCEINLINE T *Previous() const { return (T *)this->Vehicle::Previous(); }
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/**
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* Get the next part of an articulated engine.
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* @return Next part of the articulated engine.
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* @pre The vehicle is an articulated engine.
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*/
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FORCEINLINE T *GetNextArticulatedPart() { return (T *)this->Vehicle::GetNextArticulatedPart(); }
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/**
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* Get the next part of an articulated engine.
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* @return Next part of the articulated engine.
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* @pre The vehicle is an articulated engine.
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*/
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FORCEINLINE T *GetNextArticulatedPart() const { return (T *)this->Vehicle::GetNextArticulatedPart(); }
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/**
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* Get the first part of an articulated engine.
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* @return First part of the engine.
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*/
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FORCEINLINE T *GetFirstEnginePart() { return (T *)this->Vehicle::GetFirstEnginePart(); }
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/**
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* Get the first part of an articulated engine.
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* @return First part of the engine.
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*/
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FORCEINLINE const T *GetFirstEnginePart() const { return (const T *)this->Vehicle::GetFirstEnginePart(); }
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/**
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* Get the last part of an articulated engine.
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* @return Last part of the engine.
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*/
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FORCEINLINE T *GetLastEnginePart() { return (T *)this->Vehicle::GetLastEnginePart(); }
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/**
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* Get the next real (non-articulated part) vehicle in the consist.
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* @return Next vehicle in the consist.
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*/
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FORCEINLINE T *GetNextVehicle() const { return (T *)this->Vehicle::GetNextVehicle(); }
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/**
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* Get the previous real (non-articulated part) vehicle in the consist.
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* @return Previous vehicle in the consist.
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*/
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FORCEINLINE T *GetPrevVehicle() const { return (T *)this->Vehicle::GetPrevVehicle(); }
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/**
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* Tests whether given index is a valid index for vehicle of this type
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