local ns = rgt_world

function ns.register_slab(def)
    def = table.copy(def)
    def._variants = nil
    
    rgt.register_node(def._name.."_slab", extend(def, {
        drawtype = "nodebox",
        node_box = {
            type = "fixed",
            fixed = {-0.5, -0.5, -0.5, 0.5, 0, 0.5}
        },
        paramtype = "light",
        paramtype2 = "facedir"
    }))
end

function ns.register_stair(def)
    def = table.copy(def)
    def._variants = nil
    
    rgt.register_node(def._name.."_stair", extend(table.copy(def), {
        drawtype = "nodebox",
        node_box = {
            type = "fixed",
            fixed = {{-0.5, -0.5, -0.5, 0.5, 0, 0.5}, {-0.5, -0.5, 0, 0.5, 0.5, 0.5}}
        },
        paramtype = "light",
        paramtype2 = "facedir"
    }))

    rgt.register_node(def._name.."_stair_inner", extend(table.copy(def), {
        drawtype = "nodebox",
        node_box = {
            type = "fixed",
            fixed = {{-0.5, -0.5, -0.5, 0.5, 0, 0.5}, {-0.5, -0.5, 0, 0.5, 0.5, 0.5}, {-0.5, -0.5, -0.5, 0, 0.5, 0.5}}
        },
        paramtype = "light",
        paramtype2 = "facedir"
    }))

    rgt.register_node(def._name.."_stair_outer", extend(def, {
        drawtype = "nodebox",
        node_box = {
            type = "fixed",
            fixed = {{-0.5, -0.5, -0.5, 0.5, 0, 0.5}, {-0.5, -0.5, 0.5, 0, 0.5, 0}}
        },
        paramtype = "light",
        paramtype2 = "facedir"
    }))
end

function ns.register_all(def)
    ns.register_slab(def)
    ns.register_stair(def)
end