mewgpu 3.7.1-2

Maybe Easier Wgpu (mew), a thin abstraction over wgpu's chaos
Documentation 
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#[doc(hidden)]
#[macro_export]
macro_rules! len {
    { } => {
        0
    };
    { $last:tt } => {
        $last + 1
    };
    { $first:tt $( $rest:tt )+ } => {
        $crate::len! { $( $rest )+ }
    };
}


#[doc(hidden)]
#[macro_export]
macro_rules! size {
    { $ty:ty } => {
        {
            //const SIZE: usize = ::std::mem::size_of::<$ty>();
            const SIZE: usize = <$ty>::BYTES;
            if SIZE == 0 { 0 } else { SIZE.next_power_of_two() }
        }
    };
}


/*
#[macro_export]
macro_rules! sum {
    { $( $val:expr ; )* } => {
        0 $( + { $val } )*
    };
}

#[macro_export]
macro_rules! sum_size {
    { $( $ty:ty )* } => {
        $crate::sum! { $( $crate::size! { $ty } ; )* }
    };
}
*/


#[doc(hidden)]
#[macro_export]
macro_rules! max {
    { } => {
        0
    };
    { $val:expr ; } => {
        $val
    };
    { $first:expr ; $( $rest:expr ; )+ } => {
        {
            const REST: usize = $crate::max! { $( $rest ; )+ };
            if $first > REST { $first } else { REST }
        }
    };
}

#[doc(hidden)]
#[macro_export]
macro_rules! max_size {
    { $( $ty:ty )* } => {
        $crate::max! { $( $crate::size! { $ty } ; )* }
    };
}