add blur overlay after win

game/src/Main.gd

@@ -1,4 +1,13 @@
 extends Control
 
+var blur_amount = 3
+
+enum State {}
+
+func _ready():
+	$ColorRect.visible = false
+
 func _on_Taquin_solved():
 	print("Solved!")
+	$ColorRect.visible = true
+	$ColorRect.material.set_shader_param("blur_amount", blur_amount)

game/src/Main.tscn

@@ -1,8 +1,21 @@
-[gd_scene load_steps=3 format=2]
+[gd_scene load_steps=5 format=2]
 
 [ext_resource path="res://src/Main.gd" type="Script" id=1]
 [ext_resource path="res://src/Taquin.tscn" type="PackedScene" id=2]
 
+[sub_resource type="Shader" id=1]
+code = "shader_type canvas_item;
+
+uniform float blur_amount : hint_range(0, 5);
+
+void fragment() {
+	COLOR = textureLod(SCREEN_TEXTURE, SCREEN_UV, blur_amount);
+}"
+
+[sub_resource type="ShaderMaterial" id=2]
+shader = SubResource( 1 )
+shader_param/blur_amount = null
+
 [node name="Main" type="Control"]
 anchor_right = 1.0
 anchor_bottom = 1.0
@@ -19,6 +32,8 @@ margin_bottom = -20.0
 [node name="Taquin" parent="HSplitContainer" instance=ExtResource( 2 )]
 margin_right = 540.0
 margin_bottom = 560.0
+rows = 4
+columns = 4
 
 [node name="VSplitContainer" type="VSplitContainer" parent="HSplitContainer"]
 margin_left = 552.0
@@ -29,4 +44,9 @@ margin_bottom = 560.0
 margin_right = 432.0
 margin_bottom = 560.0
 text = "New game"
+
+[node name="ColorRect" type="ColorRect" parent="."]
+material = SubResource( 2 )
+anchor_right = 1.0
+anchor_bottom = 1.0
 [connection signal="solved" from="HSplitContainer/Taquin" to="." method="_on_Taquin_solved"]

game/src/Taquin.gd

@@ -98,19 +98,19 @@ func move_piece(direction) -> bool:
 	var destination: Vector2 = missing_piece
 	match direction:
 		Direction.UP:
-			print("up")
+#			print("up")
 			destination.y -= 1
 		Direction.DOWN:
 			destination.y += 1
-			print("down")
+#			print("down")
 		Direction.LEFT:
 			destination.x -= 1
-			print("left")
+#			print("left")
 		Direction.RIGHT:
 			destination.x += 1
-			print("right")
+#			print("right")
 	
-	print(destination)
+#	print(destination)
 	if (destination.x < 0 || destination.x >= columns
 	|| destination.y < 0 || destination.y >= rows):
 		print("impossible move")
@@ -127,7 +127,6 @@ func move_piece(direction) -> bool:
 	assert(moving_piece_track_index != -1)
 
 	var new_animation_path: String = str($AnimationPlayer.get_parent().get_path_to(moving_piece), ":position")
-	print("new animation path: ", new_animation_path)
 	moving_piece_animation.track_set_path(moving_piece_track_index, new_animation_path)
 	current_animation_path = new_animation_path