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#[repr(C)]
#[derive(Copy, Clone, Debug, bytemuck::Pod, bytemuck::Zeroable)]
pub struct Vertex
{
pub position: [f32;3],
pub uv: [f32;2]
}
impl Vertex
{
const ATTRIBS: [wgpu::VertexAttribute;2] =
wgpu::vertex_attr_array![0 => Float32x3, 1 => Float32x2];
pub fn descr()
-> wgpu::VertexBufferLayout<'static> {
use std::mem;
wgpu::VertexBufferLayout {
array_stride: mem::size_of::<Self>() as wgpu::BufferAddress,
step_mode: wgpu::VertexStepMode::Vertex,
attributes: &Self::ATTRIBS
}
}
}
pub const QUAD_VERTICES: &[Vertex] = &[
Vertex { position: [ -1.0, -1.0, 0.0 ], uv: [ 0.0, 1.0 ] },
Vertex { position: [ 1.0, -1.0, 0.0 ], uv: [ 1.0, 1.0 ] },
Vertex { position: [ 1.0, 1.0, 0.0 ], uv: [ 1.0, 0.0 ] },
Vertex { position: [ 1.0, 1.0, 0.0 ], uv: [ 1.0, 0.0 ] },
Vertex { position: [ -1.0, 1.0, 0.0 ], uv: [ 0.0, 0.0 ] },
Vertex { position: [ -1.0, -1.0, 0.0 ], uv: [ 0.0, 1.0 ] }
];
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