Function GetDefaultTownsForMapSize

src/town_cmd.cpp:2432–2439

* Calculate the number of towns which should be on the map according to the current "town density" newgame setting and the map size. * If the number of towns is set to "custom", the function will always return that value instead. * @return The number of towns. */

 * @return The number of towns.
 */
uint GetDefaultTownsForMapSize()
{
	static const uint8_t num_initial_towns[4] = {5, 11, 23, 46};  // very low, low, normal, high
	if (_settings_game.difficulty.number_towns == static_cast<uint>(CUSTOM_TOWN_NUMBER_DIFFICULTY)) {
		return _settings_newgame.game_creation.custom_town_number;
	}
	return Map::ScaleBySize(num_initial_towns[_settings_game.difficulty.number_towns]);
}

/**
 * Generate a number of towns with a given layout.