Ejemplos de _clutter_paint_volume_set_reference_actor en C++ (Cpp)

Ejemplo n.º 1

Archivo: clutter-paint-volume.c Proyecto: halfline/mutter

void
_clutter_paint_volume_transform_relative (ClutterPaintVolume *pv,
                                          ClutterActor *relative_to_ancestor)
{
  CoglMatrix matrix;
  ClutterActor *actor;

  actor = pv->actor;

  g_return_if_fail (actor != NULL);

  _clutter_paint_volume_set_reference_actor (pv, relative_to_ancestor);

  cogl_matrix_init_identity (&matrix);
  _clutter_actor_apply_relative_transformation_matrix (actor,
                                                       relative_to_ancestor,
                                                      &matrix);

  _clutter_paint_volume_transform (pv, &matrix);
}

Ejemplo n.º 2

Archivo: clutter-clone.c Proyecto: ChrisCummins/clutter

static gboolean
clutter_clone_get_paint_volume (ClutterActor       *actor,
                                ClutterPaintVolume *volume)
{
  ClutterClonePrivate *priv = CLUTTER_CLONE (actor)->priv;
  const ClutterPaintVolume *source_volume;

  /* if the source is not set the paint volume is defined to be empty */
  if (priv->clone_source == NULL)
    return TRUE;

  /* query the volume of the source actor and simply masquarade it as
   * the clones volume... */
  source_volume = clutter_actor_get_paint_volume (priv->clone_source);
  if (source_volume == NULL)
    return FALSE;

  _clutter_paint_volume_set_from_volume (volume, source_volume);
  _clutter_paint_volume_set_reference_actor (volume, actor);

  return TRUE;
}