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Refactoring: Make some functions "const" in Vertex

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This commit is contained in:
Stephen Seo 2024-03-15 17:04:00 +09:00
parent 17cb9ddbc4
commit 4c1da84490
1 changed files with 4 additions and 4 deletions
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8
src/math3d.rs
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@ -22,11 +22,11 @@ impl Vertex {
Self { pos, color } Self { pos, color }
} }
pub fn pos_offset() -> usize { pub const fn pos_offset() -> usize {
0 0
} }
pub 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::<[f32; 2]>();
let alignment = std::mem::align_of::<[f32; 3]>(); let alignment = std::mem::align_of::<[f32; 3]>();
while offset % alignment != 0 { while offset % alignment != 0 {
@ -36,7 +36,7 @@ impl Vertex {
offset offset
} }
pub fn get_binding_description() -> ffi::VkVertexInputBindingDescription { pub const fn get_binding_description() -> ffi::VkVertexInputBindingDescription {
let mut bind_desc: ffi::VkVertexInputBindingDescription = unsafe { std::mem::zeroed() }; let mut bind_desc: ffi::VkVertexInputBindingDescription = unsafe { std::mem::zeroed() };
bind_desc.binding = 0; bind_desc.binding = 0;
@ -46,7 +46,7 @@ impl Vertex {
bind_desc bind_desc
} }
pub fn get_attribute_descriptions() -> [ffi::VkVertexInputAttributeDescription; 2] { pub const fn get_attribute_descriptions() -> [ffi::VkVertexInputAttributeDescription; 2] {
let mut attr_descs: [ffi::VkVertexInputAttributeDescription; 2] = let mut attr_descs: [ffi::VkVertexInputAttributeDescription; 2] =
unsafe { std::mem::zeroed() }; unsafe { std::mem::zeroed() };