PnVis

struct PnVis;

PnVis*      pn_vis_new                      (guint image_width,
                                             guint image_height);

void        pn_vis_set_root_actuator        (PnVis *vis,
                                             PnActuator *actuator);

PnActuator* pn_vis_get_root_actuator        (PnVis *vis);

void        pn_vis_set_image_size           (PnVis *vis,
                                             guint width,
                                             guint height);

gboolean    pn_vis_save_to_file             (PnVis *vis,
                                             const gchar *fname);

gboolean    pn_vis_load_from_file           (PnVis *vis,
                                             const gchar *fname);

PnImage*    pn_vis_render                   (PnVis *vis,
                                             PnAudioData *audio_data);