/**
* Método para crear y añadir los NPC
*/
private void crearNPC() {
player = new Jugador(20, 5, ResourceManager.getParameter("SpriteProtagonista"), 42, 57);
NPC julio = new NPC(17, 8, ResourceManager.getParameter("SpriteNPC_Profe_Julio"), 42, 57, DIR_DER, "julio", "julio_c");
NPC monica = new NPC(17, 11, ResourceManager.getParameter("SpriteNPC_Profe_Monica"), 42, 57, DIR_DER, "monica", "monica_c");
NPC quim = new NPC(23, 8, ResourceManager.getParameter("SpriteNPC_Profe_Quim"), 42, 57, DIR_IZQ, "quim", "quim_c");
NPC nacho = new NPC(23, 11, ResourceManager.getParameter("SpriteNPC_Profe_Nacho"), 42, 57, DIR_IZQ, "nacho", "nacho_c");
NPC npc1 = new NPC(13, 11, ResourceManager.getParameter("SpriteNPC_mas11"), 45, 57, DIR_ARR, "npc1", "npc1_c");