local paramtype2 = "color4dir"
local param2 = 23
local values = core.decode_param2(param2, paramtype2)

print(dump(values))
{
    facedir = 2, -- (some values, didn't calculate them)
    color = 3
}



values.facedir = 5
param2 = core.encode_param2(values, paramtype2)

print(param2)
27