diff --git a/libs/Difficult_Rocket_rs/src/src/lib.rs b/libs/Difficult_Rocket_rs/src/src/lib.rs
index 888040d..697b3d1 100644
--- a/libs/Difficult_Rocket_rs/src/src/lib.rs
+++ b/libs/Difficult_Rocket_rs/src/src/lib.rs
@@ -6,10 +6,10 @@
  * -------------------------------
  */
 
-mod sr1_render;
+mod render;
 mod simulator;
 mod sr1_data;
-mod render;
+mod sr1_render;
 mod types;
 
 use pyo3::prelude::*;
@@ -41,4 +41,4 @@ fn module_init(_py: Python<'_>, m: &PyModule) -> PyResult<()> {
     m.add_class::<render::camera::CenterCameraRs>()?;
     m.add_class::<render::screen::PartFrame>()?;
     Ok(())
-}
\ No newline at end of file
+}
diff --git a/libs/Difficult_Rocket_rs/src/src/simulator.rs b/libs/Difficult_Rocket_rs/src/src/simulator.rs
index fe5d11f..a16fdce 100644
--- a/libs/Difficult_Rocket_rs/src/src/simulator.rs
+++ b/libs/Difficult_Rocket_rs/src/src/simulator.rs
@@ -6,63 +6,60 @@
  * -------------------------------
  */
 
-use rapier2d_f64::prelude::*;
 use pyo3::prelude::*;
+use rapier2d_f64::prelude::*;
 
 #[pyfunction]
 #[pyo3(name = "simluation")]
 pub fn simluation() -> PyResult<()> {
-  let mut rigid_body_set = RigidBodySet::new();
-  let mut collider_set = ColliderSet::new();
+    let mut rigid_body_set = RigidBodySet::new();
+    let mut collider_set = ColliderSet::new();
 
-  /* Create the ground. */
-  let collider = ColliderBuilder::cuboid(100.0, 0.1).build();
-  collider_set.insert(collider);
+    /* Create the ground. */
+    let collider = ColliderBuilder::cuboid(100.0, 0.1).build();
+    collider_set.insert(collider);
 
-  /* Create the bouncing ball. */
-  let rigid_body = RigidBodyBuilder::dynamic()
-          .translation(vector![0.0, 10.0])
-          .build();
-  let collider = ColliderBuilder::ball(0.5).restitution(0.7).build();
-  let ball_body_handle = rigid_body_set.insert(rigid_body);
-  collider_set.insert_with_parent(collider, ball_body_handle, &mut rigid_body_set);
+    /* Create the bouncing ball. */
+    let rigid_body = RigidBodyBuilder::dynamic()
+        .translation(vector![0.0, 10.0])
+        .build();
+    let collider = ColliderBuilder::ball(0.5).restitution(0.7).build();
+    let ball_body_handle = rigid_body_set.insert(rigid_body);
+    collider_set.insert_with_parent(collider, ball_body_handle, &mut rigid_body_set);
 
-  /* Create other structures necessary for the simulation. */
-  let gravity = vector![0.0, -9.81];
-  let integration_parameters = IntegrationParameters::default();
-  let mut physics_pipeline = PhysicsPipeline::new();
-  let mut island_manager = IslandManager::new();
-  let mut broad_phase = BroadPhase::new();
-  let mut narrow_phase = NarrowPhase::new();
-  let mut impulse_joint_set = ImpulseJointSet::new();
-  let mut multibody_joint_set = MultibodyJointSet::new();
-  let mut ccd_solver = CCDSolver::new();
-  let physics_hooks = ();
-  let event_handler = ();
+    /* Create other structures necessary for the simulation. */
+    let gravity = vector![0.0, -9.81];
+    let integration_parameters = IntegrationParameters::default();
+    let mut physics_pipeline = PhysicsPipeline::new();
+    let mut island_manager = IslandManager::new();
+    let mut broad_phase = BroadPhase::new();
+    let mut narrow_phase = NarrowPhase::new();
+    let mut impulse_joint_set = ImpulseJointSet::new();
+    let mut multibody_joint_set = MultibodyJointSet::new();
+    let mut ccd_solver = CCDSolver::new();
+    let physics_hooks = ();
+    let event_handler = ();
 
-  /* Run the game loop, stepping the simulation once per frame. */
-  for _ in 0..200 {
-    physics_pipeline.step(
-      &gravity,
-      &integration_parameters,
-      &mut island_manager,
-      &mut broad_phase,
-      &mut narrow_phase,
-      &mut rigid_body_set,
-      &mut collider_set,
-      &mut impulse_joint_set,
-      &mut multibody_joint_set,
-      &mut ccd_solver,
-      None,
-      &physics_hooks,
-      &event_handler,
-    );
+    /* Run the game loop, stepping the simulation once per frame. */
+    for _ in 0..200 {
+        physics_pipeline.step(
+            &gravity,
+            &integration_parameters,
+            &mut island_manager,
+            &mut broad_phase,
+            &mut narrow_phase,
+            &mut rigid_body_set,
+            &mut collider_set,
+            &mut impulse_joint_set,
+            &mut multibody_joint_set,
+            &mut ccd_solver,
+            None,
+            &physics_hooks,
+            &event_handler,
+        );
 
-    let ball_body = &rigid_body_set[ball_body_handle];
-    println!(
-      "Ball altitude: {}",
-      ball_body.translation().y
-    );
-  }
-  Ok(())
-}
\ No newline at end of file
+        let ball_body = &rigid_body_set[ball_body_handle];
+        println!("Ball altitude: {}", ball_body.translation().y);
+    }
+    Ok(())
+}