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Diffstat (limited to 'graphics/src/triangle.rs')
-rw-r--r-- | graphics/src/triangle.rs | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/graphics/src/triangle.rs b/graphics/src/triangle.rs new file mode 100644 index 00000000..05028f51 --- /dev/null +++ b/graphics/src/triangle.rs @@ -0,0 +1,25 @@ +//! Draw geometry using meshes of triangles. +use bytemuck::{Pod, Zeroable}; + +/// A set of [`Vertex2D`] and indices representing a list of triangles. +#[derive(Clone, Debug)] +pub struct Mesh2D { + /// The vertices of the mesh + pub vertices: Vec<Vertex2D>, + + /// The list of vertex indices that defines the triangles of the mesh. + /// + /// Therefore, this list should always have a length that is a multiple of + /// 3. + pub indices: Vec<u32>, +} + +/// A two-dimensional vertex with some color in __linear__ RGBA. +#[derive(Copy, Clone, Debug, Zeroable, Pod)] +#[repr(C)] +pub struct Vertex2D { + /// The vertex position + pub position: [f32; 2], + /// The vertex color in __linear__ RGBA. + pub color: [f32; 4], +} |