sierra 0.6.0

Vulkan-lite graphics API
Documentation 
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use super::{pad::Padded, ShaderRepr, Std140, Std430};

// macro_rules! impl_unsafe_marker_for_array {
//     ($( $n:expr ),*) => {
//         $(
//             impl<T> ShaderRepr<Std140> for [T; $n]
//             where
//                 T: ShaderRepr<Std140>,
//             {
//                 const ALIGN_MASK: usize = T::ALIGN_MASK | 15;
//                 const ARRAY_PADDING: usize = 0;

//                 type Type = [Padded<T::Type, T::ArrayPadding>; $n];
//                 type ArrayPadding = [u8; 0];

//                 fn copy_to_repr(&self, repr: &mut [Padded<T::Type, T::ArrayPadding>; $n]) {
//                     #![allow(clippy::reversed_empty_ranges)]

//                     for i in 0..$n {
//                         self[i].copy_to_repr(&mut repr[i].value);
//                     }
//                 }
//             }

//             impl<T> ShaderRepr<Std430> for [T; $n]
//             where
//                 T: ShaderRepr<Std430>,
//             {
//                 const ALIGN_MASK: usize = T::ALIGN_MASK;
//                 const ARRAY_PADDING: usize = 0;

//                 type Type = [Padded<T::Type, T::ArrayPadding>; $n];
//                 type ArrayPadding = [u8; 0];

//                 fn copy_to_repr(&self, repr: &mut [Padded<T::Type, T::ArrayPadding>; $n]) {
//                     #![allow(clippy::reversed_empty_ranges)]

//                     for i in 0..$n {
//                         self[i].copy_to_repr(&mut repr[i].value);
//                     }
//                 }
//             }
//         )*
//     }
// }

// impl_unsafe_marker_for_array!(
//     0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25,
//     26, 27, 28, 29, 30, 31, 32, 48, 64, 96, 128, 256, 512, 1024, 2048, 4096
// );

impl<T, const N: usize> ShaderRepr<Std140> for [T; N]
where
    T: ShaderRepr<Std140>,
{
    const ALIGN_MASK: usize = T::ALIGN_MASK | 15;
    const ARRAY_PADDING: usize = 0;

    type Type = [Padded<T::Type, T::ArrayPadding>; N];
    type ArrayPadding = [u8; 0];

    fn copy_to_repr(&self, repr: &mut [Padded<T::Type, T::ArrayPadding>; N]) {
        #![allow(clippy::reversed_empty_ranges)]

        for i in 0..N {
            self[i].copy_to_repr(&mut repr[i].value);
        }
    }
}

impl<T, const N: usize> ShaderRepr<Std430> for [T; N]
where
    T: ShaderRepr<Std430>,
{
    const ALIGN_MASK: usize = T::ALIGN_MASK;
    const ARRAY_PADDING: usize = 0;

    type Type = [Padded<T::Type, T::ArrayPadding>; N];
    type ArrayPadding = [u8; 0];

    fn copy_to_repr(&self, repr: &mut [Padded<T::Type, T::ArrayPadding>; N]) {
        #![allow(clippy::reversed_empty_ranges)]

        for i in 0..N {
            self[i].copy_to_repr(&mut repr[i].value);
        }
    }
}