Macro rendology::impl_uniform_input

macro_rules! impl_uniform_input {
    (
        $ty:ident,
        $this:ident => { $( $field:ident: $type:ty = $value:expr, )* } $(,)?
    ) => { ... };
    (
        $ty:ident<$life:lifetime>,
        $this:ident => { $( $field:ident: $type:ty = $value:expr, )* } $(,)?
    ) => { ... };
}