// Update is called once per frame void Update() { if (Input.GetKeyDown(KeyCode.A)) { buildings.AddBlueprint("House", house, houseGhost); } if (Input.GetKeyDown(KeyCode.B)) { buildings.AddBlueprint("Big house", bigHouse, bigHouseGhost); } if (Input.GetKeyDown(KeyCode.C)) { buildings.AddBlueprint("Factory", factory, factoryGhost); } if (Input.GetKeyDown(KeyCode.D)) { buildings.AddBlueprint("Training center", trainingCenter, trainingCenterGhost); } }