Using volumetric fog for distant Mie scattering

src/world/generation/worldgen_manager/worldgen_manager.tscn

@@ -3,6 +3,7 @@
 [ext_resource type="Script" uid="uid://7frynyj4vspc" path="res://src/world/generation/worldgen_manager/worldgen_manager.gd" id="1_7xvag"]
 
 [sub_resource type="FastNoiseLite" id="FastNoiseLite_7xvag"]
+frequency = 0.1
 
 [node name="WorldGenManager" type="Node"]
 script = ExtResource("1_7xvag")

src/world/world.tscn

@@ -19,6 +19,11 @@ ssr_enabled = true
 ssao_enabled = true
 sdfgi_enabled = true
 glow_enabled = true
+volumetric_fog_enabled = true
+volumetric_fog_density = 0.001
+volumetric_fog_albedo = Color(0.78, 0.9559999, 1, 1)
+volumetric_fog_length = 1024.0
+volumetric_fog_sky_affect = 0.3
 
 [sub_resource type="StandardMaterial3D" id="StandardMaterial3D_jte2u"]
 albedo_color = Color(0.16, 0.16, 0.16, 1)
@@ -54,6 +59,7 @@ directional_shadow_max_distance = 20.0
 [node name="Camera3D" type="Camera3D" parent="."]
 physics_interpolation_mode = 1
 transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 121.5, 0)
+far = 40000.0
 
 [node name="PhantomCameraHost" type="Node" parent="Camera3D"]
 process_priority = 300
@@ -85,3 +91,24 @@ skeleton = NodePath("../..")
 
 [node name="CollisionShape3D" type="CollisionShape3D" parent="PlayerSpawn/ReferenceCube/StaticBody3D"]
 shape = SubResource("ConcavePolygonShape3D_6fy3g")
+
+[node name="BigTorus" type="CSGTorus3D" parent="."]
+transform = Transform3D(-0.76604444, 0.64278764, 0, -0.5421216, -0.6460753, -0.53729963, -0.34536955, -0.4115954, 0.8433914, 10000, 2000, 0)
+inner_radius = 4000.0
+outer_radius = 8000.0
+sides = 32
+ring_sides = 16
+
+[node name="FarTower" type="CSGCylinder3D" parent="."]
+transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 5000, -4000)
+radius = 2000.0
+height = 10000.0
+sides = 32
+cone = true
+
+[node name="NearTower" type="CSGCylinder3D" parent="."]
+transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, -600, 500, -400)
+radius = 200.0
+height = 1000.0
+sides = 32
+cone = true