IABSD.fr/xenocara/lib/mesa/src/compiler/rust/as_slice.rs

Branch : - branch - master - tag -

• Show log

  Commit

• Author : jsg
  Date : 2025-06-05 11:23:11
  Hash : 67d6f117
  Message : Import Mesa 25.0.7

• lib/mesa/src/compiler/rust/as_slice.rs

• // Copyright © 2024 Collabora, Ltd.
  // SPDX-License-Identifier: MIT
  
  use std::ops::Index;
  
  pub enum AttrList<T: 'static> {
      Array(&'static [T]),
      Uniform(T),
  }
  
  impl<T: 'static> Index<usize> for AttrList<T> {
      type Output = T;
  
      fn index(&self, idx: usize) -> &T {
          match self {
              AttrList::Array(arr) => &arr[idx],
              AttrList::Uniform(typ) => typ,
          }
      }
  }
  
  pub trait AsSlice<T> {
      type Attr;
  
      fn as_slice(&self) -> &[T];
      fn as_mut_slice(&mut self) -> &mut [T];
      fn attrs(&self) -> AttrList<Self::Attr>;
  }