add env shadows; add clouds and wind parameters for sky and envshadwows

2026-03-27 13:22:39 +01:00
parent 052f200c5d
commit 2f4fd27dfd
17 changed files with 496 additions and 29 deletions
--- a/core/daynight/blur.gdshader
+++ b/core/daynight/blur.gdshader
@@ -0,0 +1,16 @@
+shader_type canvas_item;
+
+uniform sampler2D screen_texture : hint_screen_texture, filter_linear_mipmap;
+
+uniform float blur_amount : hint_range(0.0, 5.0) = 2.5; 
+uniform float focus_size : hint_range(0.0, 1.0) = 0.4;  
+uniform float transition_softness : hint_range(0.01, 1.0) = 0.3; 
+
+void fragment() {
+    float dist_from_center = abs(SCREEN_UV.y - 0.5);
+    float mask = smoothstep(focus_size / 2.0, (focus_size / 2.0) + transition_softness, dist_from_center);
+    
+    //Apply blur
+    vec4 blurred_screen = textureLod(screen_texture, SCREEN_UV, blur_amount * mask);
+    COLOR = blurred_screen;
+}
--- a/core/daynight/blur.gdshader.uid
+++ b/core/daynight/blur.gdshader.uid
@@ -0,0 +1 @@
+uid://bkn6eqgbn37jx
--- a/core/daynight/day_night_controller.gd
+++ b/core/daynight/day_night_controller.gd
@@ -1,11 +1,9 @@
 class_name DayNightController
 extends Node

-#Time duration in seconds for a day
-@export var day_duration: float = 120.0
-
 #starting time
@export_range(0.0, 1.0) var start_time: float = 0.0
+var environment_config: EnvironmentConfig

 #Multiply for debug
@export var time_scale: float = 1.0
@@ -16,16 +14,23 @@ signal time_changed(time: float)

 var current_time: float = 0.0

+func _init(environmentconfig: EnvironmentConfig) -> void:
+	environment_config = environmentconfig
+	
 func _ready() -> void:
+	#connect events
+	UIEvents.set_day_time.connect(_on_set_day_time)
+	UIEvents.toggle_pause_daytime.connect(_on_toggle_pause_daytime)
+
 	current_time = start_time
 	update_time(current_time)
-	UIEvents.set_day_time.connect(_on_set_day_time)
+	

 func _process(delta: float) -> void:
-	if paused or day_duration <= 0.0:
+	if paused or environment_config.day_duration <= 0.0:
 		return

-	var increment: float = (delta * time_scale) / day_duration
+	var increment: float = (delta * time_scale) / environment_config.day_duration
 	current_time = wrapf(current_time + increment, 0.0, 1.0)

 	update_time(current_time)
@@ -46,3 +51,6 @@ func update_time(currtime: float) -> void:

 func _on_set_day_time(value: float) -> void:
 	set_time(value)
+
+func _on_toggle_pause_daytime(value: bool) -> void:
+	paused = value
--- a/core/daynight/environment_dust.gdshader
+++ b/core/daynight/environment_dust.gdshader
@@ -0,0 +1,73 @@
+shader_type canvas_item;
+
+uniform sampler2D screen_texture : hint_screen_texture, filter_linear_mipmap;
+
+uniform vec4 dust_color : source_color = vec4(1.0, 0.456, 0.125, 0.6);
+
+//Wind -> negative x = to the left. positive y = to the bottom
+uniform vec2 wind_velocity = vec2(-0.2, 0.05); 
+uniform float wind_oscillation : hint_range(0.0, 1.0) = 0.3; 
+uniform float dust_speed : hint_range(0.01, 1.0) = 0.15;
+
+uniform float size_min : hint_range(0.001, 0.1) = 0.02; 
+uniform float size_max : hint_range(0.01, 0.5) = 0.2;
+uniform float dust_density : hint_range(0.01, 10.0) = 1.0;
+
+// Softness
+// 0.0 = Sfumatura totale dal centro esatto fino al bordo.
+// 0.5 = Metà pallino è solido, l'altra metà sfuma.
+// 0.9 = Pallino dai bordi durissimi.
+uniform float solid_core : hint_range(0.0, 0.99) = 0.1;
+
+vec3 hash33(vec3 p3) {
+    p3 = fract(p3 * vec3(0.1031, 0.1030, 0.0973));
+    p3 += dot(p3, p3.yzx + 33.33);
+    return fract((p3.xxy + p3.yzz) * p3.zyx);
+}
+
+void fragment() {
+    vec4 scene_color = texture(screen_texture, SCREEN_UV);
+    float base_time = TIME * dust_speed;
+    
+    vec2 osc = vec2(sin(TIME * 0.5), cos(TIME * 0.3)) * wind_oscillation;
+    vec2 final_wind = (wind_velocity + osc) * dust_speed;
+
+    float final_particle_alpha = 0.0;
+    
+    //Thresolds (near, medium, far)
+    vec3 layer_scales = vec3(20.0, 50.0, 100.0) / dust_density; 
+    vec3 layer_thresholds = vec3(0.96, 0.98, 0.99); 
+    vec3 layer_speeds = vec3(1.0, 0.6, 0.3); 
+
+    for (int i = 0; i < 3; i++) {
+        float scale = layer_scales[i];
+        float threshold = layer_thresholds[i];
+        float speed_mult = layer_speeds[i];
+
+        vec2 st = (SCREEN_UV * scale) - (final_wind * speed_mult * base_time * 50.0);
+        vec2 ipos = floor(st);
+        vec2 fpos = fract(st);
+
+        vec3 rand = hash33(vec3(ipos, float(i)));
+
+        if (rand.z > threshold) {
+            float blink = sin(TIME * (2.0 + rand.x)) * 0.5 + 0.5;
+            
+            float d = length(fpos - vec2(0.5));
+            float size = size_min + (size_max - size_min) * rand.x;
+            float scaled_size = size * (0.5 + 0.5 * blink); 
+            
+            float core = scaled_size * solid_core;
+            
+            float particle_softness = 1.0 - smoothstep(core, scaled_size, d);
+            
+            float intensity = (rand.z - threshold) / (1.0 - threshold);
+            final_particle_alpha += particle_softness * blink * intensity;
+        }
+    }
+
+    final_particle_alpha = clamp(final_particle_alpha, 0.0, 1.0);
+    vec4 dust_colored_particle = dust_color * final_particle_alpha;
+
+    COLOR = scene_color + dust_colored_particle;
+}
--- a/core/daynight/environment_dust.gdshader.uid
+++ b/core/daynight/environment_dust.gdshader.uid
@@ -0,0 +1 @@
+uid://bwf4wjp802x8j
--- a/core/daynight/environment_dust_material.tres
+++ b/core/daynight/environment_dust_material.tres
@@ -0,0 +1,14 @@
+[gd_resource type="ShaderMaterial" format=3 uid="uid://codq5gx71rj4o"]
+
+[ext_resource type="Shader" uid="uid://bwf4wjp802x8j" path="res://core/daynight/environment_dust.gdshader" id="1_80hx2"]
+
+[resource]
+shader = ExtResource("1_80hx2")
+shader_parameter/dust_color = Color(1, 0.9019608, 0.7019608, 0.6)
+shader_parameter/wind_velocity = Vector2(-1, 0.5)
+shader_parameter/wind_oscillation = 0.0150000007125
+shader_parameter/dust_speed = 0.15
+shader_parameter/size_min = 0.010000000475
+shader_parameter/size_max = 0.15000000642648
+shader_parameter/dust_density = 1.5
+shader_parameter/solid_core = 0.25
--- a/core/daynight/environment_management.tscn
+++ b/core/daynight/environment_management.tscn
@@ -6,14 +6,18 @@
 [ext_resource type="Shader" uid="uid://cq4vlcj8cuvge" path="res://core/daynight/fog.gdshader" id="2_r4tfj"]
 [ext_resource type="PackedScene" uid="uid://dyxvcf2l8ba5x" path="res://core/daynight/god_ray.tscn" id="5_411rw"]
 [ext_resource type="Shader" uid="uid://bb1jjwe31fl7o" path="res://core/daynight/wind.gdshader" id="5_djqkg"]
-[ext_resource type="Shader" uid="uid://b6l166fnyto24" path="res://core/daynight/fogoverlay.gdshader" id="7_i6gqj"]
+[ext_resource type="Shader" uid="uid://bwf4wjp802x8j" path="res://core/daynight/environment_dust.gdshader" id="7_ik86e"]
+[ext_resource type="Material" uid="uid://codq5gx71rj4o" path="res://core/daynight/environment_dust_material.tres" id="8_amaf0"]
+[ext_resource type="Shader" uid="uid://bkn6eqgbn37jx" path="res://core/daynight/blur.gdshader" id="9_amaf0"]
+[ext_resource type="Shader" uid="uid://b5wa82soyhsqm" path="res://core/daynight/environment_shadows.gdshader" id="10_tuauy"]
+[ext_resource type="FastNoiseLite" uid="uid://c0mtwrkptjcuw" path="res://core/daynight/environment_shadows_noise_clouds.tres" id="11_yn8v8"]

 [sub_resource type="ShaderMaterial" id="ShaderMaterial_ruhh7"]
 render_priority = 0
 shader = ExtResource("2_i3hjl")
 shader_parameter/cloud_scale = 0.05
 shader_parameter/cloud_speed = 0.05
-shader_parameter/direction = Vector2(1, 0.2)
+shader_parameter/direction = Vector2(0.5, 0.2)
 shader_parameter/sun_angle = Vector2(0.5, 0.5)
 shader_parameter/cloud_density = 0.4
 shader_parameter/center_sharpness = 0.14
@@ -179,21 +183,59 @@ material = SubResource("StandardMaterial3D_ruhh7")
 size = Vector2(0.05, 0.8)

 [sub_resource type="ShaderMaterial" id="ShaderMaterial_ik86e"]
-shader = ExtResource("7_i6gqj")
-shader_parameter/fog_color = Color(0.85, 0.9, 0.95, 1)
-shader_parameter/clear_center_radius = 0.39200001862
-shader_parameter/edge_softness = 0.30900001397898
-shader_parameter/max_opacity = 0.10000000475
+shader = ExtResource("7_ik86e")
+shader_parameter/dust_color = Color(1, 0.9, 0.7, 0.6)
+shader_parameter/wind_velocity = Vector2(-0.2, 0.05)
+shader_parameter/wind_oscillation = 0.3
+shader_parameter/dust_speed = 0.15
+shader_parameter/size_min = 0.02
+shader_parameter/size_max = 0.2
+shader_parameter/dust_density = 1.0
+shader_parameter/solid_core = 0.1

-[node name="EnvironmentManager" type="Node3D" unique_id=1611939731 node_paths=PackedStringArray("particles_wind", "particles_snow", "particles_fireflies", "particles_rain", "fog_overlay")]
+[sub_resource type="ShaderMaterial" id="ShaderMaterial_kavln"]
+shader = ExtResource("9_amaf0")
+shader_parameter/blur_amount = 0.70000003325
+shader_parameter/focus_size = 0.250000011875
+shader_parameter/transition_softness = 0.40000001830148
+
+[sub_resource type="QuadMesh" id="QuadMesh_sxgg7"]
+size = Vector2(2, 2)
+
+[sub_resource type="NoiseTexture2D" id="NoiseTexture2D_0fcg4"]
+noise = ExtResource("11_yn8v8")
+seamless = true
+
+[sub_resource type="ShaderMaterial" id="ShaderMaterial_oqt1s"]
+render_priority = 0
+shader = ExtResource("10_tuauy")
+shader_parameter/noise_texture = SubResource("NoiseTexture2D_0fcg4")
+shader_parameter/cloud_scale = 0.0070000003325
+shader_parameter/cloud_speed = 0.0030000001425
+shader_parameter/direction = Vector2(0.5, 0.2)
+shader_parameter/sun_angle = Vector2(0.5, 0.5)
+shader_parameter/cloud_density = 0.400000019
+shader_parameter/center_sharpness = 0.138000006555
+shader_parameter/shadow_color = Color(0, 0, 0, 1)
+shader_parameter/opacity_center = 0.90000004275
+shader_parameter/opacity_edge = 0.6000000285
+shader_parameter/fade_start = 150.0
+shader_parameter/fade_end = 800.000035625
+shader_parameter/height_fade_start = 10.0
+shader_parameter/height_fade_end = 50.0
+
+[node name="EnvironmentManager" type="Node3D" unique_id=1611939731 node_paths=PackedStringArray("particles_wind", "particles_snow", "particles_fireflies", "particles_rain", "fog_overlay", "environment_dust", "blur", "environment_shadows")]
 script = ExtResource("1_wecen")
 environment_config = SubResource("Resource_r4tfj")
+godray = ExtResource("5_411rw")
 particles_wind = NodePath("Particles_Wind")
 particles_snow = NodePath("Particles_Snow")
 particles_fireflies = NodePath("Particles_Fireflies")
 particles_rain = NodePath("Particles_Rain")
-godray = ExtResource("5_411rw")
 fog_overlay = NodePath("FogOverlay")
+environment_dust = NodePath("EnvironmentDust")
+blur = NodePath("Blur")
+environment_shadows = NodePath("EnvironmentShadows")

 [node name="Particles_Fireflies" type="GPUParticles3D" parent="." unique_id=947538133]
 transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 10, 0)
@@ -214,7 +256,6 @@ draw_pass_1 = SubResource("TubeTrailMesh_vo82p")

 [node name="Particles_Snow" type="GPUParticles3D" parent="." unique_id=1877039876]
 transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 30, 0)
-visible = false
 emitting = false
 amount = 2000
 lifetime = 4.0
@@ -232,7 +273,6 @@ process_material = SubResource("ParticleProcessMaterial_b5atu")
 draw_pass_1 = SubResource("QuadMesh_cer0u")

 [node name="FogOverlay" type="ColorRect" parent="." unique_id=1694754918]
-visible = false
 material = SubResource("ShaderMaterial_ik86e")
 anchors_preset = 15
 anchor_right = 1.0
@@ -240,3 +280,26 @@ anchor_bottom = 1.0
 grow_horizontal = 2
 grow_vertical = 2
 mouse_filter = 2
+
+[node name="EnvironmentDust" type="ColorRect" parent="." unique_id=1245348005]
+material = ExtResource("8_amaf0")
+anchors_preset = 15
+anchor_right = 1.0
+anchor_bottom = 1.0
+grow_horizontal = 2
+grow_vertical = 2
+mouse_filter = 2
+
+[node name="Blur" type="ColorRect" parent="." unique_id=809010331]
+material = SubResource("ShaderMaterial_kavln")
+anchors_preset = 15
+anchor_right = 1.0
+anchor_bottom = 1.0
+grow_horizontal = 2
+grow_vertical = 2
+mouse_filter = 2
+
+[node name="EnvironmentShadows" type="MeshInstance3D" parent="." unique_id=159549433]
+extra_cull_margin = 16384.0
+mesh = SubResource("QuadMesh_sxgg7")
+surface_material_override/0 = SubResource("ShaderMaterial_oqt1s")
--- a/core/daynight/environment_manager.gd
+++ b/core/daynight/environment_manager.gd
@@ -13,6 +13,9 @@ extends Node3D
@export var particles_rain: GPUParticles3D
@export var godray: PackedScene
@export var fog_overlay: ColorRect
+@export var environment_dust: ColorRect
+@export var blur: ColorRect
+@export var environment_shadows: MeshInstance3D

 #environment nodes
@onready var sun: DirectionalLight3D = $"../DirectionalLight3D"
@@ -24,10 +27,12 @@ var weather_controller: WeatherController
 var day_tween: Tween
 var day_time: float = 0.0

-func _ready() -> void:	
-		
+func _ready() -> void:
+	
 	if day_night_controller == null:
-		day_night_controller = DayNightController.new()
+		day_night_controller = DayNightController.new(
+			environment_config
+		)
 		day_night_controller.name = "DayNightController"
 		day_night_controller.time_changed.connect(select_day_time)
 		add_child(day_night_controller)
@@ -38,8 +43,12 @@ func _ready() -> void:
 			particles_snow,
 			particles_fireflies,
 			particles_rain,
-			godray,
-			sun,
+			godray,			
+			fog_overlay, 
+			environment_dust,
+			blur,
+			environment_shadows,
+			sun,		
 			environment,
 			environment_config,
 			camera
--- a/core/daynight/environment_shadows.gdshader
+++ b/core/daynight/environment_shadows.gdshader
@@ -0,0 +1,75 @@
+shader_type spatial;
+
+render_mode unshaded, depth_test_disabled, cull_disabled;
+
+uniform sampler2D depth_texture : hint_depth_texture, repeat_disable, filter_nearest;
+uniform sampler2D noise_texture : repeat_enable, filter_linear;
+
+uniform float cloud_scale : hint_range(0.001, 0.2) = 0.05;
+uniform float cloud_speed : hint_range(0.0, 1.0) = 0.05;
+uniform vec2 direction = vec2(1.0, 0.2);
+uniform vec2 sun_angle = vec2(0.5, 0.5);
+
+group_uniforms Cloud_Shape;
+uniform float cloud_density : hint_range(0.0, 1.0) = 0.5;
+uniform float center_sharpness : hint_range(0.0, 0.99) = 0.7;
+
+group_uniforms Layout;
+uniform vec3 shadow_color : source_color = vec3(0.0, 0.0, 0.0);
+uniform float opacity_center : hint_range(0.0, 1.0) = 0.5;
+uniform float opacity_edge : hint_range(0.0, 1.0) = 0.2;
+
+group_uniforms Fade_Distance;
+//Fade based on camera distance
+uniform float fade_start : hint_range(10.0, 1000.0) = 150.0; 
+uniform float fade_end : hint_range(50.0, 2000.0) = 300.0;   
+
+group_uniforms Fade_Height;
+//Fade based on base height (Y) - meters
+uniform float height_fade_start : hint_range(0.0, 500.0) = 10.0; //start disappear at 10m
+uniform float height_fade_end : hint_range(0.0, 1000.0) = 50.0;  //disappear over 50m
+
+void vertex() {
+	POSITION = vec4(VERTEX.xy, 1.0, 1.0);
+}
+
+void fragment() {
+	float depth = texture(depth_texture, SCREEN_UV).x;
+
+	if (depth >= 0.9999) {
+		ALPHA = 0.0; 
+	} else {
+		vec3 ndc = vec3(SCREEN_UV * 2.0 - 1.0, depth);
+		vec4 view_pos = INV_PROJECTION_MATRIX * vec4(ndc, 1.0);
+		view_pos /= view_pos.w;
+		vec4 world_pos = INV_VIEW_MATRIX * view_pos;
+
+		float dist = length(view_pos.xyz);
+		float dist_fade = smoothstep(fade_end, fade_start, dist);
+
+		float height_fade = smoothstep(height_fade_end, height_fade_start, world_pos.y);
+
+		float final_fade = dist_fade * height_fade;
+
+		if (final_fade <= 0.001) {
+			ALPHA = 0.0;
+		} else {
+			vec2 projected_xz = world_pos.xz + (world_pos.y * sun_angle);
+			vec2 uv = projected_xz * cloud_scale;
+			uv += TIME * cloud_speed * direction;
+
+			float n = texture(noise_texture, uv).r;
+
+			if (n < (1.0 - cloud_density)) {
+				ALPHA = 0.0;
+			} else {
+				float internal_n = (n - (1.0 - cloud_density)) / cloud_density;
+				float is_center = step(center_sharpness, internal_n);
+
+				ALBEDO = shadow_color;
+				
+				ALPHA = mix(opacity_edge, opacity_center, is_center) * final_fade;
+			}
+		}
+	}
+}
--- a/core/daynight/environment_shadows.gdshader.uid
+++ b/core/daynight/environment_shadows.gdshader.uid
@@ -0,0 +1 @@
+uid://b5wa82soyhsqm
--- a/core/daynight/environment_shadows.tres
+++ b/core/daynight/environment_shadows.tres
@@ -0,0 +1,26 @@
+[gd_resource type="ShaderMaterial" format=3 uid="uid://cknq8qhom7ral"]
+
+[ext_resource type="Shader" uid="uid://c0gopfoe0ij8g" path="res://Shaders/Shadow_postProcess.gdshader" id="1_23efu"]
+[ext_resource type="FastNoiseLite" uid="uid://c0mtwrkptjcuw" path="res://Assets/Textures/Noise_Clouds.tres" id="2_n0ip8"]
+
+[sub_resource type="NoiseTexture2D" id="NoiseTexture2D_5lko7"]
+noise = ExtResource("2_n0ip8")
+seamless = true
+
+[resource]
+render_priority = 0
+shader = ExtResource("1_23efu")
+shader_parameter/noise_texture = SubResource("NoiseTexture2D_5lko7")
+shader_parameter/cloud_scale = 0.0070000003325
+shader_parameter/cloud_speed = 0.0030000001425
+shader_parameter/direction = Vector2(1, 0.2)
+shader_parameter/sun_angle = Vector2(0.5, 0.5)
+shader_parameter/cloud_density = 0.400000019
+shader_parameter/center_sharpness = 0.138000006555
+shader_parameter/shadow_color = Color(0, 0, 0, 1)
+shader_parameter/opacity_center = 0.90000004275
+shader_parameter/opacity_edge = 0.6000000285
+shader_parameter/fade_start = 150.0
+shader_parameter/fade_end = 800.000035625
+shader_parameter/height_fade_start = 10.0
+shader_parameter/height_fade_end = 50.0
--- a/core/daynight/environment_shadows_noise_clouds.tres
+++ b/core/daynight/environment_shadows_noise_clouds.tres
@@ -0,0 +1,6 @@
+[gd_resource type="FastNoiseLite" format=3 uid="uid://c0mtwrkptjcuw"]
+
+[resource]
+fractal_lacunarity = 1.915
+fractal_gain = 0.53
+fractal_weighted_strength = 0.35
--- a/core/daynight/weather_controller.gd
+++ b/core/daynight/weather_controller.gd
@@ -7,6 +7,9 @@ var particles_fireflies: GPUParticles3D
 var particles_rain: GPUParticles3D
 var godray: PackedScene
 var fog_overlay: ColorRect
+var environment_dust: ColorRect
+var blur: ColorRect
+var environment_shadows: MeshInstance3D

 var sun: DirectionalLight3D
 var environment: WorldEnvironment
@@ -36,6 +39,7 @@ var thereare_fireflies: bool = false

 func _init(wind: GPUParticles3D, snow: GPUParticles3D, 
 	fireflies: GPUParticles3D, rain: GPUParticles3D, ray: PackedScene,
+	fogov: ColorRect, dust: ColorRect, blurr: ColorRect, envshadows: MeshInstance3D,
 	thesun: DirectionalLight3D, theenvironment: WorldEnvironment, environmentconfig: EnvironmentConfig,
 	thecamera: Camera3D = null) -> void:
 	particles_wind = wind
@@ -44,6 +48,10 @@ func _init(wind: GPUParticles3D, snow: GPUParticles3D,
 	particles_rain = rain
 	godray = ray
 	sun = thesun
+	fog_overlay = fogov
+	environment_dust = dust
+	blur = blurr
+	environment_shadows = envshadows
 	environment = theenvironment
 	environment_config = environmentconfig
 	camera = thecamera
@@ -65,8 +73,13 @@ func _ready() -> void:
 	UIEvents.toggle_wind.connect(toggle_wind)
 	UIEvents.toggle_fireflies.connect(toggle_fireflies)
 	UIEvents.toggle_storm.connect(toggle_storm)
-	
+	UIEvents.toggle_fog_overlay.connect(toggle_fog_overlay)
+	UIEvents.toggle_dust.connect(toggle_dust)
+	UIEvents.toggle_blur.connect(toggle_blur)
+	UIEvents.toggle_shadows.connect(toggle_shadows)
+
 func _process(delta: float) -> void:
+	
 	_follow_camera()
 			
 	var base_tint: Color
@@ -204,7 +217,7 @@ func _follow_camera() -> void:
 	if particles_fireflies:
 		particles_fireflies.global_position = Vector3(cam_pos.x, particles_fireflies.position.y, cam_pos.z)

-#region fireflies
+#region Fireflies

 func toggle_fireflies(value: bool):
 	thereare_fireflies = value
@@ -241,6 +254,28 @@ func set_wind():
 		var proc_mat_wind = particles_wind.process_material as ParticleProcessMaterial
 		if proc_mat_wind:
 			proc_mat_wind.emission_box_extents = Vector3(environment_config.wind_spawn_ray, environment_config.wind_spawn_height, environment_config.wind_spawn_ray)
+
+	if environment_config:
+		_apply_cloud_config()
+
+func _apply_cloud_config() -> void:
+	var dir = environment_config.wind_direction
+	var cloud_scale = environment_config.cloud_scale
+	var cloud_speed = environment_config.cloud_speed
+	var envshadows_scale_rate = environment_config.cloud_scale_envshadows_rate
+	var envshadows_speed_rate = environment_config.cloud_speed_envshadows_rate
+
+	if environment and environment.environment and environment.environment.sky:
+		var sky_mat = environment.environment.sky.sky_material as ShaderMaterial
+		if sky_mat:
+			sky_mat.set_shader_parameter("cloud_direction", dir)
+			sky_mat.set_shader_parameter("cloud_scale", cloud_scale)
+			sky_mat.set_shader_parameter("cloud_speed", cloud_speed)
+			
+	if environment_shadows and environment_shadows.material_override:
+		environment_shadows.material_override.set_shader_parameter("direction", dir)
+		environment_shadows.material_override.set_shader_parameter("cloud_scale", cloud_scale * envshadows_scale_rate)
+		environment_shadows.material_override.set_shader_parameter("cloud_speed", cloud_speed * envshadows_speed_rate)
 			
 #endregion

@@ -325,6 +360,7 @@ func start_lightning():
 		
 		if lightning_number > 1:
 			await get_tree().create_timer(randf_range(0.05, 0.15)).timeout
+			
 #endregion

 #region Rain
@@ -386,6 +422,7 @@ func spawn_single_godray() -> void:
 	godray_tween.tween_interval(2.0)
 	godray_tween.tween_property(ray, "scale", Vector3.ZERO, 2.0).set_ease(Tween.EASE_IN).set_trans(Tween.TRANS_SINE)
 	godray_tween.tween_callback(ray.queue_free)
+	
 #endregion

 #region Snow
@@ -446,3 +483,23 @@ func set_snow_amount(value: float):
 	RenderingServer.global_shader_parameter_set("global_snow_amount", value)

 #endregion
+
+#region Post-Process
+
+func toggle_fog_overlay(value: bool) -> void:
+	if fog_overlay:
+		fog_overlay.visible = value
+
+func toggle_dust(value: bool) -> void:
+	if environment_dust:
+		environment_dust.visible = value
+
+func toggle_blur(value: bool) -> void:
+	if blur:
+		blur.visible = value
+
+func toggle_shadows(value: bool) -> void:
+	if environment_shadows:
+		environment_shadows.visible = value
+
+#endregion
--- a/core/environment_config.gd
+++ b/core/environment_config.gd
@@ -1,6 +1,10 @@
 class_name EnvironmentConfig
 extends Resource

+#Time duration in seconds for a day
+@export_group("Day")
+@export var day_duration: float = 120.0
+
@export_group("Directional Lights and Environment")
@export var morning_color: Color = Color(1.0, 0.9, 0.8, 1.0)
@export var afternoon_color: Color = Color(1.0, 0.6, 0.2, 1.0)
@@ -55,6 +59,12 @@ extends Resource
@export var glow_afternoon: float = 0.8
@export var glow_night: float = 2.0

+@export_group("Post Process")
+@export var enable_fog_overlay: bool = true
+@export var enable_dust: bool = true
+@export var enable_blur: bool = true
+@export var enable_environment_shadows: bool = true
+
@export_group("Environment Materials")
@export var material_fog: ShaderMaterial
@export var material_drops: StandardMaterial3D 
@@ -92,6 +102,11 @@ extends Resource
@export var wind_amount: int = 100
@export var wind_spawn_ray: float = 25.0
@export var wind_spawn_height: float = 5.0
+@export var wind_direction: Vector2 = Vector2(0.5, 0.2)
+@export var cloud_scale: float = 0.5
+@export var cloud_speed: float = 0.05
+@export_range(0.01, 1.0) var cloud_scale_envshadows_rate: float = 0.14
+@export_range(0.01, 1.0) var cloud_speed_envshadows_rate: float = 0.5

@export_group("Fireflies")
@export var fireflies_amount: int = 60
--- a/core/ui_events.gd
+++ b/core/ui_events.gd
@@ -1,5 +1,6 @@
 extends Node

+#weather signals
@warning_ignore("unused_signal")
 signal toggle_rain(value: bool)
@warning_ignore("unused_signal")
@@ -12,3 +13,15 @@ signal toggle_fireflies(value: bool)
 signal toggle_storm(value: bool)
@warning_ignore("unused_signal")
 signal set_day_time(value: float)
+@warning_ignore("unused_signal")
+signal toggle_fog_overlay(value: bool)
+@warning_ignore("unused_signal")
+signal toggle_dust(value: bool)
+@warning_ignore("unused_signal")
+signal toggle_blur(value: bool)
+@warning_ignore("unused_signal")
+signal toggle_shadows(value: bool)
+
+#day cycle signals
+@warning_ignore("unused_signal")
+signal toggle_pause_daytime(value: bool)
--- a/docs/museums/daynight/control.gd
+++ b/docs/museums/daynight/control.gd
@@ -17,3 +17,18 @@ func _on_storm_toggled(toggled_on: bool) -> void:

 func _on_day_time_slider_value_changed(value: float) -> void:
 	UIEvents.set_day_time.emit(value)
+
+func _on_fog_overlay_toggled(toggled_on: bool) -> void:
+	UIEvents.toggle_fog_overlay.emit(toggled_on)
+
+func _on_dust_toggled(toggled_on: bool) -> void:
+	UIEvents.toggle_dust.emit(toggled_on)
+
+func _on_blur_toggled(toggled_on: bool) -> void:
+	UIEvents.toggle_blur.emit(toggled_on)
+
+func _on_pause_toggled(toggled_on: bool) -> void:
+	UIEvents.toggle_pause_daytime.emit(toggled_on)
+
+func _on_shadows_toggled(toggled_on: bool) -> void:
+	UIEvents.toggle_shadows.emit(toggled_on)
--- a/docs/museums/daynight/museum_daynight.tscn
+++ b/docs/museums/daynight/museum_daynight.tscn
@@ -113,7 +113,7 @@ directional_shadow_fade_start = 0.9
 transform = Transform3D(1, 0, 0, 0, 0.99452555, -0.10449375, 0, 0.10449375, 0.99452555, 0.48949432, 25.39013, 0)
 script = ExtResource("7_p2t1d")

-[node name="MeshInstance3D" type="MeshInstance3D" parent="." unique_id=1335123628]
+[node name="Terrain" type="MeshInstance3D" parent="." unique_id=1335123628]
 material_override = SubResource("StandardMaterial3D_p2t1d")
 mesh = SubResource("BoxMesh_p2t1d")

@@ -192,24 +192,98 @@ text = "Storm"
 [node name="DayTimeLabel" type="Label" parent="Control" unique_id=1673596218]
 layout_mode = 0
 offset_left = 26.0
-offset_top = 142.0
+offset_top = 150.0
 offset_right = 135.0
-offset_bottom = 165.0
+offset_bottom = 173.0
 theme_override_colors/font_color = Color(0, 0, 0, 1)
 text = "Day Time"

 [node name="DayTimeSlider" type="HSlider" parent="Control" unique_id=530788076]
 layout_mode = 0
 offset_left = 26.0
-offset_top = 165.0
+offset_top = 174.0
 offset_right = 205.0
-offset_bottom = 181.0
+offset_bottom = 190.0
 max_value = 1.0
 step = 0.01

+[node name="FogOverlay" type="CheckButton" parent="Control" unique_id=1209829342]
+layout_mode = 0
+offset_left = 21.0
+offset_top = 222.0
+offset_right = 160.0
+offset_bottom = 253.0
+theme_override_colors/font_color = Color(0, 0, 0, 1)
+theme_override_colors/font_focus_color = Color(0, 0, 0, 1)
+theme_override_colors/font_pressed_color = Color(0, 0, 0, 1)
+theme_override_colors/font_hover_color = Color(0, 0, 0, 1)
+theme_override_colors/font_hover_pressed_color = Color(0, 0, 0, 1)
+button_pressed = true
+text = "Fog Overlay"
+
+[node name="Dust" type="CheckButton" parent="Control" unique_id=2023312048]
+layout_mode = 0
+offset_left = 21.0
+offset_top = 250.0
+offset_right = 150.0
+offset_bottom = 281.0
+theme_override_colors/font_color = Color(0, 0, 0, 1)
+theme_override_colors/font_focus_color = Color(0, 0, 0, 1)
+theme_override_colors/font_pressed_color = Color(0, 0, 0, 1)
+theme_override_colors/font_hover_color = Color(0, 0, 0, 1)
+theme_override_colors/font_hover_pressed_color = Color(0, 0, 0, 1)
+button_pressed = true
+text = "Dust"
+
+[node name="Blur" type="CheckButton" parent="Control" unique_id=1758807681]
+layout_mode = 0
+offset_left = 21.0
+offset_top = 278.0
+offset_right = 150.0
+offset_bottom = 309.0
+theme_override_colors/font_color = Color(0, 0, 0, 1)
+theme_override_colors/font_focus_color = Color(0, 0, 0, 1)
+theme_override_colors/font_pressed_color = Color(0, 0, 0, 1)
+theme_override_colors/font_hover_color = Color(0, 0, 0, 1)
+theme_override_colors/font_hover_pressed_color = Color(0, 0, 0, 1)
+button_pressed = true
+text = "Blur"
+
+[node name="Pause" type="CheckButton" parent="Control" unique_id=156986934]
+layout_mode = 0
+offset_left = 21.0
+offset_top = 189.0
+offset_right = 158.0
+offset_bottom = 220.0
+theme_override_colors/font_color = Color(0, 0, 0, 1)
+theme_override_colors/font_focus_color = Color(0, 0, 0, 1)
+theme_override_colors/font_pressed_color = Color(0, 0, 0, 1)
+theme_override_colors/font_hover_color = Color(0, 0, 0, 1)
+theme_override_colors/font_hover_pressed_color = Color(0, 0, 0, 1)
+text = "Pause Time"
+
+[node name="Shadows" type="CheckButton" parent="Control" unique_id=1751516495]
+layout_mode = 0
+offset_left = 21.0
+offset_top = 302.0
+offset_right = 150.0
+offset_bottom = 333.0
+theme_override_colors/font_color = Color(0, 0, 0, 1)
+theme_override_colors/font_focus_color = Color(0, 0, 0, 1)
+theme_override_colors/font_pressed_color = Color(0, 0, 0, 1)
+theme_override_colors/font_hover_color = Color(0, 0, 0, 1)
+theme_override_colors/font_hover_pressed_color = Color(0, 0, 0, 1)
+button_pressed = true
+text = "Shadows"
+
 [connection signal="toggled" from="Control/Snow" to="Control" method="_on_snow_toggled"]
 [connection signal="toggled" from="Control/Rain" to="Control" method="_on_rain_toggled"]
 [connection signal="toggled" from="Control/Wind" to="Control" method="_on_wind_toggled"]
 [connection signal="toggled" from="Control/Fireflies" to="Control" method="_on_fireflies_toggled"]
 [connection signal="toggled" from="Control/Storm" to="Control" method="_on_storm_toggled"]
 [connection signal="value_changed" from="Control/DayTimeSlider" to="Control" method="_on_day_time_slider_value_changed"]
+[connection signal="toggled" from="Control/FogOverlay" to="Control" method="_on_fog_overlay_toggled"]
+[connection signal="toggled" from="Control/Dust" to="Control" method="_on_dust_toggled"]
+[connection signal="toggled" from="Control/Blur" to="Control" method="_on_blur_toggled"]
+[connection signal="toggled" from="Control/Pause" to="Control" method="_on_pause_toggled"]
+[connection signal="toggled" from="Control/Shadows" to="Control" method="_on_shadows_toggled"]