add fancy scene change fades

addons/transit/Transit.gd

@@ -0,0 +1,44 @@
+extends Control
+
+signal scene_changed
+
+const DEFAULT_DURATION := 0.2
+const DEFAULT_DELAY := 0.0
+
+onready var _animator := $AnimationPlayer
+onready var _curtain := $CanvasLayer/ColorRect
+
+func set_color(color: Color):
+    color.a = _curtain.color.a
+    _curtain.color = color
+
+func change_scene(path: String, duration: float = DEFAULT_DURATION, delay: float = DEFAULT_DELAY):
+    if duration <= 0.0:
+        push_error("TRANSIT ERROR: change_scene duration must be > 0. Defaulting to %s" % DEFAULT_DURATION)
+        duration = DEFAULT_DURATION
+
+    if delay < 0.0:
+        push_error("TRANSIT ERROR: change_scene delay must be >= 0. Defaulting to %s" % DEFAULT_DELAY)
+        delay = DEFAULT_DELAY
+
+    # disable mouse interaction while fading out
+    _curtain.mouse_filter = MOUSE_FILTER_STOP
+
+    if delay > 0:
+        yield(get_tree().create_timer(delay), "timeout")
+
+    _animator.playback_speed = 1.0 / duration
+    _animator.play("fade")
+    yield(_animator, "animation_finished")
+
+    var err := get_tree().change_scene(path)
+    if err:
+        push_error("TRANSIT ERROR: Failed to change scene to %s: %s" % [path, err])
+
+    # re-enable mouse interaction before fading back in
+    _curtain.mouse_filter = MOUSE_FILTER_IGNORE
+
+    _animator.play_backwards("fade")
+    yield(_animator, "animation_finished")
+
+    emit_signal("scene_changed")

addons/transit/Transit.tscn

@@ -0,0 +1,42 @@
+[gd_scene load_steps=3 format=2]
+
+[ext_resource path="res://addons/transit/Transit.gd" type="Script" id=1]
+
+[sub_resource type="Animation" id=1]
+resource_name = "fade"
+step = 0.2
+tracks/0/type = "value"
+tracks/0/path = NodePath("CanvasLayer/ColorRect:color:a")
+tracks/0/interp = 1
+tracks/0/loop_wrap = true
+tracks/0/imported = false
+tracks/0/enabled = true
+tracks/0/keys = {
+"times": PoolRealArray( 0, 1 ),
+"transitions": PoolRealArray( 1, 1 ),
+"update": 0,
+"values": [ 0.0, 1.0 ]
+}
+
+[node name="Transit" type="Control"]
+anchor_right = 1.0
+anchor_bottom = 1.0
+script = ExtResource( 1 )
+__meta__ = {
+"_edit_use_anchors_": false
+}
+
+[node name="AnimationPlayer" type="AnimationPlayer" parent="."]
+anims/fade = SubResource( 1 )
+
+[node name="CanvasLayer" type="CanvasLayer" parent="."]
+layer = 128
+
+[node name="ColorRect" type="ColorRect" parent="CanvasLayer"]
+anchor_right = 1.0
+anchor_bottom = 1.0
+mouse_filter = 2
+color = Color( 0, 0, 0, 0 )
+__meta__ = {
+"_edit_use_anchors_": false
+}

project.godot

@@ -58,7 +58,8 @@ config/icon="res://icon.png"
 
 DialogicSingleton="*res://addons/dialogic/Other/DialogicSingleton.gd"
 Signals="*res://mini-game/scripts/Signals.gd"
-BackgroundMusic="*res://scenes/BackgroundMusic.tscn"
+BackgroundMusic="*res://scenes/autoload/BackgroundMusic.tscn"
+Transit="*res://addons/transit/Transit.tscn"
 
 [display]
 

scenes/Credits.gd

@@ -3,7 +3,7 @@ extends Control
 
 
 func load_main_menu():
-	get_tree().change_scene("res://scenes/MainMenu.tscn")
+	Transit.change_scene("res://scenes/MainMenu.tscn", 0.2)
 
 
 func _on_BackButton_pressed():

scenes/MainMenu.gd

@@ -7,11 +7,11 @@ func _ready():
 
 
 func load_main_game():
-	get_tree().change_scene("res://scenes/Main.tscn")
+	Transit.change_scene("res://scenes/Main.tscn", 0.5)
 
 
 func load_credits():
-	get_tree().change_scene("res://scenes/Credits.tscn")
+	Transit.change_scene("res://scenes/Credits.tscn", 0.2)
 
 
 func _on_NewGameButton_pressed():
@@ -19,6 +19,7 @@ func _on_NewGameButton_pressed():
 	load_main_game()
 
 
+
 func _on_ContinueButton_pressed():
 	load_main_game()
 

scenes/PauseMenu.gd

@@ -1,7 +1,7 @@
 extends Control
 
 func load_main_menu():
-	get_tree().change_scene("res://scenes/MainMenu.tscn")
+	Transit.change_scene("res://scenes/MainMenu.tscn", 0.5)
 
 
 func pause():

scenes/autoload/BackgroundMusic.tscn

@@ -1,6 +1,7 @@
 [gd_scene load_steps=2 format=2]
 
-[ext_resource path="res://scenes/BackgroundMusic.gd" type="Script" id=1]
+[ext_resource path="res://scenes/autoload/BackgroundMusic.gd" type="Script" id=1]
+
 
 [node name="BackgroundMusic" type="Control"]
 pause_mode = 2

scenes/end-screen/EndRecap.gd

@@ -90,4 +90,4 @@ func _on_GaugesTimer_timeout():
 
 
 func _on_ExitButton_pressed():
-	get_tree().change_scene("res://scenes/MainMenu.tscn")
+	Transit.change_scene("res://scenes/MainMenu.tscn", 0.5)