C++ (Cpp) gegl_connection_get_source_pad示例

示例#1

文件： gegl-pad.c 项目： jonnor/gegl

GeglPad *
gegl_pad_get_connected_to (GeglPad *self)
{
  GeglPad *pad = NULL;

  g_return_val_if_fail (GEGL_IS_PAD (self), NULL);

  if (gegl_pad_is_input (self) &&
      gegl_pad_get_num_connections (self) == 1)
    {
      GeglConnection *connection = g_slist_nth_data (self->connections, 0);

      pad = gegl_connection_get_source_pad (connection);
    }
  return pad;
}

示例#2

文件： gegl-dot.c 项目： AjayRamanathan/gegl

void
gegl_dot_util_add_connection (GString        *string,
                              GeglConnection *connection)
{
  GeglNode *source;
  GeglNode *sink;
  GeglPad  *source_pad;
  GeglPad  *sink_pad;

  source     = gegl_connection_get_source_node (connection);
  sink       = gegl_connection_get_sink_node (connection);
  source_pad = gegl_connection_get_source_pad (connection);
  sink_pad   = gegl_connection_get_sink_pad (connection);

  g_string_append_printf (string, "op_%p:%s -> op_%p:%s;\n",
                          source, gegl_pad_get_name (source_pad),
                          sink,   gegl_pad_get_name (sink_pad));
}