item can be stored, added poses to shelf

Scripts/Item.gd

@@ -1,9 +1,34 @@
 extends Node3D
 class_name  Item
+
+
+
 var item_name
 var shelf_owner
 var is_being_used: bool
 
+var outline_material: ShaderMaterial 
+var static_body: StaticBody3D
+
+func _ready() -> void:
+	set_outline_shader()
 
 func use():
 	print(str(self) + "is used")
+
+
+func set_outline_shader():
+	static_body = $StaticBody3D
+	static_body.mouse_entered.connect(_on_mouse_enter)
+	static_body.mouse_exited.connect(_on_mouse_exit)	
+	
+func _on_mouse_enter():
+	enable_outline()
+func _on_mouse_exit():
+	disable_outline()
+
+
+func enable_outline():
+	outline_material.set_shader_parameter("is_active", true)
+func disable_outline():
+	outline_material.set_shader_parameter("is_active", false)