des indices d'intéractions à base de shaders et de bulles

caracters/human.gd

@@ -11,6 +11,7 @@ var humanInteractionTarget: Human = null
 @onready var animation_tree := $AnimationTree
 @onready var animation_player := $AnimationPlayer
 @onready var state_machine := animation_tree.get("parameters/HumanState/playback") as AnimationNodeStateMachinePlayback
+@onready var interactionZone : InteractionZone = $"interaction zone"
 
 signal start_intracting
 
@@ -56,9 +57,9 @@ func _physics_process(delta):
 
 	updateFacingDirectionInAnimationTree()
 	
-	if wants_to_interact_with and wants_to_interact_with.get_parent().has_method("start_interaction"):
+	if wants_to_interact_with and wants_to_interact_with.has_method("start_interaction"):
 		if humanInteractionTarget == null:
-			humanInteractionTarget = wants_to_interact_with.get_parent() as Human
+			humanInteractionTarget = wants_to_interact_with as Human
 			humanInteractionTarget.start_interaction(self)
 
 func _on_area_2d_body_entered(body: Node2D) -> void:
@@ -66,9 +67,25 @@ func _on_area_2d_body_entered(body: Node2D) -> void:
 	
 func start_interaction(askingForInteraction: Human):
 	emit_signal("start_intracting", askingForInteraction)
+	disable_interaction_clue()
 
 func stop_interaction():
 	humanInteractionTarget = null
+	enable_interaction_clue()
 	
 func get_feet_global_position():
 	return global_position + Vector2(0, 43)
+	
+func enable_interaction_clue():
+	if interactionZone:
+		var mat = $Sprite2D.get("material") as ShaderMaterial
+		if mat:
+			mat.set_shader_parameter("line_thickness", 1)
+		interactionZone.enable_interaction_clue()
+	
+func disable_interaction_clue():
+	if interactionZone:
+		var mat = $Sprite2D.get("material") as ShaderMaterial
+		if mat:
+			mat.set_shader_parameter("line_thickness", 0)
+		interactionZone.disable_interaction_clue()