Addressed review comments

assets/voxygen/shaders/trail-frag.glsl

@@ -37,6 +37,7 @@ void main() {
     float light_variable = 0.075;
 
     // Make less faint at day (relative to night) by adding light to alpha. Probably hacky but looks fine.
+    // TODO: Trails should also eventually account for shadows, nearby lights, attenuation of sunlight in water, and block based lighting. Note: many of these will require alternative methods that don't require a normal.
     trail_alpha += get_sun_brightness() * light_variable;
 
     tgt_color = vec4(trail_color, trail_alpha);

voxygen/src/render/renderer/drawer.rs

@@ -214,6 +214,7 @@ impl<'frame> Drawer<'frame> {
 
     /// Returns None if the clouds pipeline is not available
     pub fn second_pass(&mut self) -> Option<SecondPassDrawer> {
+        let pipelines = &self.borrow.pipelines.all()?;
         let encoder = self.encoder.as_mut().unwrap();
         let device = self.borrow.device;
         let mut render_pass =
@@ -239,8 +240,8 @@ impl<'frame> Drawer<'frame> {
         Some(SecondPassDrawer {
             render_pass,
             borrow: &self.borrow,
-            clouds_pipeline: &self.borrow.pipelines.all()?.clouds,
+            clouds_pipeline: &pipelines.clouds,
-            trail_pipeline: &self.borrow.pipelines.all()?.trail,
+            trail_pipeline: &pipelines.trail,
         })
     }
 
@@ -945,12 +946,14 @@ impl<'pass> SecondPassDrawer<'pass> {
     }
 
     pub fn draw_trails(&mut self) -> Option<TrailDrawer<'_, 'pass>> {
+        let shadow = &self.borrow.shadow?;
+
         let mut render_pass = self.render_pass.scope("trails", self.borrow.device);
 
         render_pass.set_pipeline(&self.trail_pipeline.pipeline);
         set_quad_index_buffer::<trail::Vertex>(&mut render_pass, self.borrow);
 
-        render_pass.set_bind_group(1, &self.borrow.shadow?.bind.bind_group, &[]);
+        render_pass.set_bind_group(1, &shadow.bind.bind_group, &[]);
 
         Some(TrailDrawer { render_pass })
     }

voxygen/src/scene/mod.rs

@@ -309,7 +309,7 @@ impl Scene {
             select_pos: None,
             light_data: Vec::new(),
             particle_mgr: ParticleMgr::new(renderer),
-            trail_mgr: TrailMgr::new(renderer),
+            trail_mgr: TrailMgr::default(),
             figure_mgr: FigureMgr::new(renderer),
             sfx_mgr: SfxMgr::default(),
             music_mgr: MusicMgr::default(),

voxygen/src/scene/trail.rs

@@ -12,6 +12,7 @@ struct MeshKey {
     is_main_weapon: bool,
 }
 
+#[derive(Default)]
 pub struct TrailMgr {
     /// Meshes for each entity, usize is the last offset tick it was updated
     entity_meshes: HashMap<MeshKey, (Mesh<TrailVertex>, usize)>,
@@ -33,16 +34,6 @@ const TRAIL_DYNAMIC_MODEL_SIZE: usize = 15;
 const TRAIL_SHRINKAGE: f32 = 0.8;
 
 impl TrailMgr {
-    pub fn new(_renderer: &mut Renderer) -> Self {
-        Self {
-            entity_meshes: HashMap::new(),
-            pos_cache: HashMap::new(),
-            offset: 0,
-            dynamic_model: None,
-            model_len: 0,
-        }
-    }
-
     pub fn maintain(&mut self, renderer: &mut Renderer, scene_data: &SceneData) {
         span!(_guard, "maintain", "TrailMgr::maintain");
 

voxygen/src/session/mod.rs

@@ -1551,7 +1551,6 @@ impl PlayState for SessionState {
         };
 
         // Render world
-        {
         self.scene.render(
             drawer,
             client.state(),
@@ -1559,7 +1558,6 @@ impl PlayState for SessionState {
             client.get_tick(),
             &scene_data,
         );
-        }
 
         if let Some(mut second_pass) = drawer.second_pass() {
             // Clouds