glium::uniform!

macro_rules! uniform {
    () => {
        $crate::uniforms::EmptyUniforms
    };

    ($field:ident: $value:expr) => {
        $crate::uniforms::UniformsStorage::new(stringify!($field), $value)
    };

    ($field1:ident: $value1:expr, $($field:ident: $value:expr),+) => {
        {
            let uniforms = $crate::uniforms::UniformsStorage::new(stringify!($field1), $value1);
            $(
                let uniforms = uniforms.add(stringify!($field), $value);
            )+
            uniforms
        }
    };

    ($($field:ident: $value:expr),*,) => {
        uniform!($($field: $value),*)
    };
}

Returns an implementation-defined type which implements the Uniform trait.

Example

let uniforms = uniform! {
    color: [1.0, 1.0, 0.0, 1.0],
    some_value: 12i32
};