Optimized imports.

src/background.rs

@@ -1,6 +1,5 @@
 use crate::quad;
-use crate::render_gl::{self, buffer, data, Error, FrameBuffer, Program, Shader, Texture};
-use crate::resources::Resources;
+use crate::render_gl::{Error, FrameBuffer, Program, Shader, Texture};
 use failure;
 use gl;
 use nalgebra as na;

src/main.rs

@@ -27,24 +27,17 @@ use crate::debug_ui::DebugUi;
 use crate::droplets::Droplets;
 use crate::quad::Quad;
 use crate::render_gl::{ColorBuffer, Error, FrameBuffer, Program, Shader, Texture, Viewport};
-use crate::vertex::Vertex;
 use failure::err_msg;
 use nalgebra as na;
-use nalgebra::{Isometry2, Point2, Vector2, Vector3};
-use ncollide2d as nc;
-use ncollide2d::bounding_volume::BoundingSphere;
-use ncollide2d::broad_phase::{BroadPhase, DBVTBroadPhase};
+use nalgebra::{Isometry2, Vector2};
 use ncollide2d::pipeline::{
-    default_narrow_phase, BallBallManifoldGenerator, BallBallProximityDetector, CollisionGroups,
-    CollisionObject, CollisionObjectSlabHandle, CollisionWorld, ContactEvent, GeometricQueryType,
-    NarrowPhase,
+    CollisionGroups, CollisionObjectSlabHandle, CollisionWorld, GeometricQueryType,
 };
 use ncollide2d::query::Proximity;
 use ncollide2d::shape::{Ball, ShapeHandle};
 use rand::prelude::*;
 use render_gl::buffer::*;
 use resources::Resources;
-use std::collections::VecDeque;
 use std::env;
 use std::path::Path;
 use std::rc::Rc;

src/quad.rs

@@ -1,9 +1,6 @@
-use crate::render_gl::{self, buffer, data};
-use crate::resources::Resources;
+use crate::render_gl::buffer;
 use crate::vertex::Vertex;
-use failure;
 use gl;
-use nalgebra as na;
 
 pub struct Quad {
     _vbo: buffer::ArrayBuffer,