Move load_obj() into submudule

src/mesh.rs

@@ -1,12 +1,8 @@
-use nalgebra::{convert, Point3, RealField, Vector2, Vector3};
+use nalgebra::{Point3, RealField, Vector2, Vector3};
-use obj::{IndexTuple, Obj, SimplePolygon};
 
 use super::materials::Material;
 use super::raycasting::{Intersect, IntersectionInfo, Ray};
 
-use alga::general::SupersetOf;
-use std::io::Result;
-use std::path::Path;
 use std::sync::Arc;
 
 #[derive(Debug)]
@@ -81,6 +77,19 @@ impl<T: RealField> Intersect<T> for Triangle<T> {
     }
 }
 
+mod wavefront_obj {
+    use crate::materials::Material;
+
+    use super::Triangle;
+
+    use alga::general::SupersetOf;
+    use nalgebra::{convert, Point3, RealField, Vector3};
+    use obj::{IndexTuple, Obj, SimplePolygon};
+
+    use std::io::Result;
+    use std::path::Path;
+    use std::sync::Arc;
+
     fn get_vertex_and_normal<T: RealField>(
         index_tuple: &IndexTuple,
         vertex_positions: &Vec<[f32; 3]>,
@@ -150,6 +159,9 @@ where
             .flat_map(|poly| get_triangles(poly, &obj.position, &obj.normal, material.clone()))
             .collect())
     }
+}
+
+pub use wavefront_obj::load_obj;
 
 fn indices_with_index_of_largest_element_last<T: RealField>(v: &Vector3<T>) -> [usize; 3] {
     if v.x > v.y {