slowly transition to game over

game/src/Main.gd

@@ -1,11 +1,22 @@
 extends Control
 
-var blur_amount = 3
+export var blur: int = 3
+export var blur_transition_duration: float = 1
+var blur_amount: float = 0
+var blur_step: float = 0
 
 func _ready():
 	$ColorRect.visible = false
+	blur_amount = 0
+	blur_step = blur / blur_transition_duration
 	print("Starting state: ", $GameState.current_state_name())
 
+func _process(delta):
+	if blur_amount < blur:
+		blur_amount += delta * blur_step
+		print("blur: ", blur_amount)
+		$ColorRect.material.set_shader_param("blur_amount", blur_amount)
+
 func _on_GameState_state_changed(previous, current):
 	print("GameState: ", $GameState.State.keys()[previous], " -> ", $GameState.State.keys()[current])
 	match current:

game/src/Main.tscn

@@ -53,5 +53,5 @@ anchor_bottom = 1.0
 
 [node name="GameState" type="Node" parent="."]
 script = ExtResource( 3 )
-[connection signal="state_changed" from="GameState" to="." method="_on_GameState_state_changed"]
 [connection signal="state_changed" from="GameState" to="HSplitContainer/Taquin" method="_on_GameState_state_changed"]
+[connection signal="state_changed" from="GameState" to="." method="_on_GameState_state_changed"]

game/src/Taquin.gd

@@ -185,6 +185,7 @@ func _on_GameState_state_changed(previous, current):
 			$Particles2D.emitting = true
 			$Timer.start(-1)
 		GameState.State.GAME_OVER:
+			$Particles2D.emitting = false
 			$Timer.stop()
 
 func _on_Timer_timeout():