// Generate the colours requested by indices.
IndicesList & indiceslist = params().indiceslist();
if (!indiceslist.empty()) {
IndicesList::const_iterator it = indiceslist.begin();
IndicesList::const_iterator const end = indiceslist.end();
for (; it != end; ++it) {
// Generate the colours requested by indices.
IndicesList & indiceslist = params().indiceslist();
if (!indiceslist.empty()) {
IndicesList::const_iterator it = indiceslist.begin();
IndicesList::const_iterator const end = indiceslist.end();
for (; it != end; ++it) {