local function GO()

    local function decode(str)
        local out = {}

        local v = {}
        local vn = {}
        local f = {}

        for t, x, y, z in str:gmatch("(%S+)%s-(%S+)%s-(%S+)%s-(%S+)%s-\n") do
            x, y, z = tonumber(x), tonumber(y), tonumber(z)

            if t == "v" then
                table.insert(v, Vector(x,y,z))
            elseif t == "vn" then
                table.insert(vn, Vector(x,y,z))
            elseif t == "f" then
                -- !?!?!?!?!?!
                table.insert(f, Vector(x,y,z))
            end
        end

        for i = 1, #v do
            out[i] = {pos = v[i], normal = vn[i]}
        end

        return out
    end

    local mesh = NewMesh()

    local data = decode(file.Read("skull_obj.txt"))

    mesh:BuildFromTriangles(data)

    local material = Material("models/wireframe")

    SafeRemoveEntity(_G.render_node)

    local node = ClientsideModel("error.mdl")

    node:SetPos(LocalPlayer():EyePos() + LocalPlayer():GetAimVector() * 200)

    function node:RenderOverride()
        local matrix = Matrix()

        matrix:SetAngle(self:GetAngles())
        matrix:SetTranslation(self:GetPos())
        matrix:Scale(self:GetModelScale())

        render.SetMaterial(material)

        cam.PushModelMatrix(matrix)

            mesh:Draw()

        cam.PopModelMatrix()
    end

    _G.render_node = node

end

if not file.Exists("skull_obj.txt") then
    print("downloading skull lol3%50!!!!!")
    http.Get("http://web.eecs.umich.edu/~guskov/eecs598-1/skull.obj", "", function(c)
        -- lol3%50
        file.Write("skull_obj.txt")

        GO()
    end)
else
    GO()
end