Function GetNumberOfIndustries

src/industry_cmd.cpp:2357–2376

* Get wanted number of industries on the map. * @return Wanted number of industries at the map. */

 * @return Wanted number of industries at the map.
 */
static uint GetNumberOfIndustries()
{
	/* Number of industries on a 256x256 map. */
	static const uint16_t numof_industry_table[] = {
		0,    // none
		0,    // minimal
		10,   // very low
		25,   // low
		55,   // normal
		80,   // high
		0,    // custom
	};

	assert(lengthof(numof_industry_table) == ID_END);
	uint difficulty = (_game_mode != GM_EDITOR) ? _settings_game.difficulty.industry_density : (uint)ID_VERY_LOW;

	if (difficulty == ID_CUSTOM) return std::min<uint>(IndustryPool::MAX_SIZE, _settings_game.game_creation.custom_industry_number);

	return std::min<uint>(IndustryPool::MAX_SIZE, Map::ScaleBySize(numof_industry_table[difficulty]));
}

/**
 * Try to place the industry in the game.