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Refactor: Define types used by Vertex

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This commit is contained in:
Stephen Seo 2024-03-15 17:19:55 +09:00
parent 4c1da84490
commit c6ee60de02
1 changed files with 8 additions and 5 deletions
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13
src/math3d.rs
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@ -1,10 +1,13 @@
use crate::ffi; use crate::ffi;
type Vec2f = [f32; 2];
type Vec3f = [f32; 3];
#[repr(C)] #[repr(C)]
#[derive(Copy, Clone, PartialEq, Debug)] #[derive(Copy, Clone, PartialEq, Debug)]
pub struct Vertex { pub struct Vertex {
pub pos: [f32; 2], pub pos: Vec2f,
pub color: [f32; 3], pub color: Vec3f,
} }
impl Default for Vertex { impl Default for Vertex {
@ -18,7 +21,7 @@ impl Default for Vertex {
#[allow(dead_code)] #[allow(dead_code)]
impl Vertex { impl Vertex {
pub fn new(pos: [f32; 2], color: [f32; 3]) -> Self { pub fn new(pos: Vec2f, color: Vec3f) -> Self {
Self { pos, color } Self { pos, color }
} }
@ -27,8 +30,8 @@ impl Vertex {
} }
pub const fn color_offset() -> usize { pub const fn color_offset() -> usize {
let mut offset = std::mem::size_of::<[f32; 2]>(); let mut offset = std::mem::size_of::<Vec2f>();
let alignment = std::mem::align_of::<[f32; 3]>(); let alignment = std::mem::align_of::<Vec3f>();
while offset % alignment != 0 { while offset % alignment != 0 {
offset += 1; offset += 1;
} }