Method remove_node

scene/resources/visual_shader.cpp:1053–1080

}

void VisualShader::remove_node(Type p_type, int p_id) {
	ERR_FAIL_INDEX(p_type, TYPE_MAX);
	ERR_FAIL_COND(p_id < 2);
	Graph *g = &graph[p_type];
	ERR_FAIL_COND(!g->nodes.has(p_id));

	g->nodes[p_id].node->disconnect_changed(callable_mp(this, &VisualShader::_queue_update));

	g->nodes.erase(p_id);

	for (List<Connection>::Element *E = g->connections.front(); E;) {
		List<Connection>::Element *N = E->next();
		const VisualShader::Connection &connection = E->get();
		if (connection.from_node == p_id || connection.to_node == p_id) {
			if (connection.from_node == p_id) {
				g->nodes[connection.to_node].prev_connected_nodes.erase(p_id);
				g->nodes[connection.to_node].node->set_input_port_connected(connection.to_port, false);
			} else if (connection.to_node == p_id) {
				g->nodes[connection.from_node].next_connected_nodes.erase(p_id);
				g->nodes[connection.from_node].node->set_output_port_connected(connection.from_port, false);
			}
			g->connections.erase(E);
		}
		E = N;
	}

	_queue_update();
}

void VisualShader::replace_node(Type p_type, int p_id, const StringName &p_new_class) {
	ERR_FAIL_INDEX(p_type, TYPE_MAX);