Function Structure_GetBuildable

src/structure.c:1834–1927

}

uint32 Structure_GetBuildable(Structure *s)
{
	const StructureInfo *si;
	uint32 structuresBuilt;
	uint32 ret = 0;
	int i;

	if (s == NULL) return 0;

	si = &g_table_structureInfo[s->o.type];

	structuresBuilt = House_Get_ByIndex(s->o.houseID)->structuresBuilt;

	switch (s->o.type) {
		case STRUCTURE_LIGHT_VEHICLE:
		case STRUCTURE_HEAVY_VEHICLE:
		case STRUCTURE_HIGH_TECH:
		case STRUCTURE_WOR_TROOPER:
		case STRUCTURE_BARRACKS:
			for (i = 0; i < UNIT_MAX; i++) {
				g_table_unitInfo[i].o.available = 0;
			}

			for (i = 0; i < 8; i++) {
				UnitInfo *ui;
				uint16 upgradeLevelRequired;
				uint8 unitType = si->buildableUnits[i];

				if (unitType == UNIT_INVALID) continue;

				if (unitType == UNIT_TRIKE && s->creatorHouseID == HOUSE_ORDOS) unitType = UNIT_RAIDER_TRIKE;

				ui = &g_table_unitInfo[unitType];
				upgradeLevelRequired = ui->o.upgradeLevelRequired;

				if (unitType == UNIT_SIEGE_TANK && s->creatorHouseID == HOUSE_ORDOS) upgradeLevelRequired--;

				if ((structuresBuilt & ui->o.structuresRequired) != ui->o.structuresRequired) continue;
				if ((ui->o.availableHouse & (1 << s->creatorHouseID)) == 0) continue;

				if (s->upgradeLevel >= upgradeLevelRequired) {
					ui->o.available = 1;

					ret |= (1 << unitType);
					continue;
				}

				if (s->upgradeTimeLeft != 0 && s->upgradeLevel + 1 >= upgradeLevelRequired) {
					ui->o.available = -1;
				}
			}
			return ret;

		case STRUCTURE_CONSTRUCTION_YARD:
			for (i = 0; i < STRUCTURE_MAX; i++) {
				StructureInfo *localsi = &g_table_structureInfo[i];
				uint16 availableCampaign;
				uint32 structuresRequired;