Method GetFeatureIndex

src/newgrf_debug_gui.cpp:306–316

* Get the feature index. * @return the feature index */

	 * @return the feature index
	 */
	uint GetFeatureIndex() const
	{
		uint index = ::GetFeatureIndex(this->window_number);
		if (this->chain_index > 0) {
			assert(this->HasChainIndex());
			const Vehicle *v = Vehicle::Get(index);
			v = v->Move(this->chain_index);
			if (v != nullptr) index = v->index.base();
		}
		return index;
	}

	/**
	 * Ensure that this->chain_index is in range.