static GFINLINE u32 get_num_id_nodes(GF_SceneGraph *sg)
{
	u32 count = 0;
	NodeIDedItem *reg_node = sg->id_node;
	while (reg_node) {
		count++;
		reg_node = reg_node->next;
	}
	return count;
}
static GFINLINE u32 get_num_id_nodes(GF_SceneGraph *sg)
{
	u32 count = 0;
	NodeIDedItem *reg_node = sg->id_node;
	while (reg_node) {
		count++;
		reg_node = reg_node->next;
	}
	return count;
}