/** Check if a vehicle is counted in num_engines in each player struct

 * @param *v Vehicle to test

 * @return true if the vehicle is counted in num_engines

 */

bool IsEngineCountable(const Vehicle *v)

{

	switch (v->type) {

		case VEH_Aircraft: return (v->subtype <= 2); // don't count plane shadows and helicopter rotors

		case VEH_Train:

			return !IsArticulatedPart(v) && // tenders and other articulated parts

			(!IsMultiheaded(v) || IsTrainEngine(v)); // rear parts of multiheaded engines

		case VEH_Road:

		case VEH_Ship:

			return true;

		default: return false; // Only count player buildable vehicles

	}

}

	if (IsEngineCountable(v)) GetPlayer(v->owner)->num_engines[v->engine_type]--;