/datum/asset/spritesheet/materials name = "materials" /datum/asset/spritesheet/materials/create_spritesheets() for(var/datum/material/material_typepath as anything in subtypesof(/datum/material)) var/obj/item/stack/stack_type = initial(material_typepath.sheet_type) if(!stack_type) continue Insert(material_typepath.id, stack_type.icon, stack_type.icon_state)