add rain sound + add time to screen

core/daynight/environment_manager.gd

@@ -18,11 +18,11 @@ extends Node3D
 
 @export_group("Sound")
 @export var thunder_sounds: Array[AudioStream]
+@export var rain_sounds: Array[AudioStream]
 
 #environment nodes
 @onready var sun: DirectionalLight3D = $"../DirectionalLight3D"
 @onready var environment: WorldEnvironment = $"../WorldEnvironment"
-@onready var audio_player: AudioStreamPlayer3D = $AudioStreamPlayer3D
 
 var day_night_controller: DayNightController 
 var weather_controller: WeatherController
@@ -51,16 +51,16 @@ func _ready() -> void:
 			particles_snow,
 			particles_fireflies,
 			particles_rain,
-			godray,			
+			godray,
 			environment_dust,
 			blur,
 			environment_shadows,
-			sun,		
+			sun,
 			environment,
 			environment_config,
 			camera,
-			audio_player,
-			thunder_sounds
+			thunder_sounds,
+			rain_sounds
 		)
 		weather_controller.name = "WeatherController"
 		add_child(weather_controller)
@@ -68,7 +68,7 @@ func _ready() -> void:
 func ApplyWindNoiseToMaterials():
 	var noise_tex = preload("res://core/daynight/noise.tres")
 	for node in get_tree().get_nodes_in_group("wind_node"):
-		if node is GeometryInstance3D:
+		if node is GeometryInstance3D and node.material_override != null:
 			node.material_override.set_shader_parameter("wind_noise", noise_tex)
 			
 func ApplyWeatherShaderToMaterials():
@@ -83,26 +83,36 @@ func ApplyWeatherShaderToMaterials():
 					child.material_overlay = weather_shader
 
 func select_day_time(normalized_time: float) -> void:
-	# 0.0→0.25  = sunrise:    day_time 1.0→2.0 (night colors → morning colors)
-	# 0.25→0.5  = day:        day_time 2.0→2.0 (stays morning/afternoon)
-	# 0.5→0.75  = sunset:     day_time 2.0→3.0 (afternoon colors → night colors)
-	# 0.75→1.0  = night:      day_time 3.0→3.0 (stays night)
-	# At wrap 1.0→0.0:        day_time stays 3.0, then fades back via sunrise
+	#set show_day_time_debug = true to show debug on screen
+	#normalized_time is a value between 0 and 1; the time of the day is calculate as "normalized_time" * 1440; day_time is the step to pass from sunrise, to day, to sunset, to night
+	#e.g.
+	#Time		normalized_time		day_time
+	#00:00		0.0000				3.0
+	#06:00		0.2500				1.0
+	#09:36		0.4000				1.75
+	#10:48		0.4500				2.0
+	#12:00		0.5000				2.0
+	#19:12		0.8000				2.0
+	#21:36		0.9000				2.5
+	#24:00		1.0000				3.0
 	
-	if normalized_time < 0.25:
+	if normalized_time < environment_config.sunrise:
 		#Sunrise: night → morning
-		day_time = 3.0 - (normalized_time / 0.25) * 2.0  # 3.0 → 1.0
-	elif normalized_time < 0.5:
-		#Broad daylight
-		var t: float = (normalized_time - 0.25) / 0.25
+		day_time = 3.0 - (normalized_time / environment_config.sunrise) * 2.0  # 3.0 → 1.0
+	elif normalized_time < environment_config.day:
+		#Morning: morning → afternoon
+		var t: float =  (normalized_time - environment_config.sunrise) / (environment_config.day - environment_config.sunrise)
 		day_time = 1.0 + t  # 1.0 → 2.0
-	elif normalized_time < 0.75:
+	elif normalized_time < environment_config.sunset:
+		#Broad daylight
+		day_time = 2.0
+	elif normalized_time < environment_config.night:
 		#Sunset: afternoon → night
-		var t: float = (normalized_time - 0.5) / 0.25
+		var t: float = (normalized_time - environment_config.sunset) / (environment_config.night - environment_config.sunset)
 		day_time = 2.0 + t  # 2.0 → 3.0
 	else:
 		#Night
 		day_time = 3.0
-	
+
 	if weather_controller:
 		weather_controller.day_time = day_time