Merge pull request #4 from bitbrain/day-night-cycle

Day night cycle tutorial

Author: bitbrain

day-night-cycle/demo/daynightcycle.gd

@@ -1,42 +1,49 @@
 extends CanvasModulate
 
+const MINUTES_PER_DAY = 1440
+const MINUTES_PER_HOUR = 60
+const INGAME_TO_REAL_MINUTE_DURATION = (2 * PI) / MINUTES_PER_DAY
+
 
 signal time_tick(day:int, hour:int, minute:int)
 
 
 @export var gradient_texture:GradientTexture1D
-@export var TIME_MULTIPLIER = 20.0 # speeds up the time
-@export var INITIAL_HOUR = 12 # can be between 0-23
+@export var INGAME_SPEED = 20.0
+@export var INITIAL_HOUR = 12:
+	set(h):
+		INITIAL_HOUR = h
+		time = INGAME_TO_REAL_MINUTE_DURATION * MINUTES_PER_HOUR * INITIAL_HOUR
 
 
-# let us divide one full cycle by the minutes of a day!
-var time_scale:float= ((2 * PI) / 1440) * TIME_MULTIPLIER
 var time:float= 0.0
 var past_minute:int= -1
-var real_time_minute_duration:float
 
 
 func _ready() -> void:
-	real_time_minute_duration = (2 * PI) / 1440
-	time += real_time_minute_duration * 60 * INITIAL_HOUR
+	time = INGAME_TO_REAL_MINUTE_DURATION * MINUTES_PER_HOUR * INITIAL_HOUR
 
 
 func _process(delta: float) -> void:
-	time += delta * time_scale
+	time += delta * INGAME_TO_REAL_MINUTE_DURATION * INGAME_SPEED
 
-	var value = (sin(time - PI / 2) + 1.0) / 2.0
+	var value = (sin(time - PI / 2.0) + 1.0) / 2.0
 	self.color = gradient_texture.gradient.sample(value)
 
 	_recalculate_time()	
 
 
 func _recalculate_time() -> void:
-	var total_minutes = int(time / real_time_minute_duration)
-	var minutes_in_day = total_minutes % 1440
-	var hours = int(minutes_in_day / 60.0)
-	var minutes = int(minutes_in_day % 60)
-	var day = int(total_minutes / 1440.0)
-	if past_minute != minutes:
-		past_minute = minutes
-		time_tick.emit(day, hours, minutes)
+	var total_minutes = int(time / INGAME_TO_REAL_MINUTE_DURATION)
+	
+	var day = int(total_minutes / MINUTES_PER_DAY)
+
+	var current_day_minutes = total_minutes % MINUTES_PER_DAY
+
+	var hour = int(current_day_minutes / MINUTES_PER_HOUR)
+	var minute = int(current_day_minutes % MINUTES_PER_HOUR)
+	
+	if past_minute != minute:
+		past_minute = minute
+		time_tick.emit(day, hour, minute)
 

day-night-cycle/tutorial/daynightcycle_scene.tscn

@@ -1539,7 +1539,7 @@ animations = [{
 "speed": 10.0
 }]
 
-[node name="DayNightCycleScene" type="Node2D"]
+[node name="DayNightCycleScene2" type="Node2D"]
 script = ExtResource("1_2tcb3")
 
 [node name="SoundMachine" parent="." instance=ExtResource("2_jh0d1")]

default_bus_layout.tres

@@ -4,12 +4,12 @@
 resource_name = "Reverb"
 predelay_msec = 50.0
 predelay_feedback = 0.18
-room_size = 0.43
-damping = 0.18
-spread = 0.33
+room_size = 0.66
+damping = 0.26
+spread = 0.5
 hipass = 0.1
-dry = 0.52
-wet = 0.66
+dry = 0.29
+wet = 0.74
 
 [resource]
 bus/0/effect/0/effect = SubResource("AudioEffectReverb_bwuw6")

project.godot

@@ -15,6 +15,10 @@ run/main_scene="res://day-night-cycle/demo/daynightcycle_scene.tscn"
 config/features=PackedStringArray("4.0", "Forward Plus")
 config/icon="res://icon.png"
 
+[audio]
+
+driver/output_latency=30
+
 [display]
 
 window/size/viewport_width=384
@@ -23,7 +27,5 @@ window/size/window_width_override=1920
 window/size/window_height_override=1080
 window/stretch/mode="canvas_items"
 window/stretch/aspect="keep_height"
-
-[rendering]
-
-textures/canvas_textures/default_texture_filter=2
+window/per_pixel_transparency/allowed=true
+window/vsync/vsync_mode=2