Remove old GltfPrimitiveAttributes struct

src/model.rs

@@ -1,7 +1,6 @@
 use crate::handle::*;
 use crate::mesh::*;
 use crate::pool::{MaterialData, TextureData};
-use crate::renderer::Renderer;
 use crate::scene::MeshInstance;
 
 pub trait OnLoad {
@@ -286,33 +285,3 @@ impl<'a, T: OnLoad> GltfLoader<'a, T> {
         self.on_load.load_mesh(&MeshData { vertices, indices })
     }
 }
-
-pub struct GltfPrimitiveAttributes<'a> {
-    pub positions: Option<gltf::Accessor<'a>>,
-    pub normals: Option<gltf::Accessor<'a>>,
-    pub texcoords: Option<gltf::Accessor<'a>>,
-}
-
-impl<'a> GltfPrimitiveAttributes<'a> {
-    pub fn new(primitive: gltf::Primitive<'a>) -> Self {
-        let mut positions = None;
-        let mut normals = None;
-        let mut texcoords = None;
-
-        for (semantic, accessor) in primitive.attributes() {
-            use gltf::Semantic::*;
-            match semantic {
-                Positions => positions = Some(accessor),
-                Normals => normals = Some(accessor),
-                TexCoords(0) => texcoords = Some(accessor),
-                _ => println!("unused glTF attribute {:?}", semantic),
-            }
-        }
-
-        Self {
-            positions,
-            normals,
-            texcoords,
-        }
-    }
-}