| 217 | { |
| 218 | template <class OffsetsT, class ConnectivityT> |
| 219 | void operator()(OffsetsT* offsets, ConnectivityT* conn, bool& canConvert) const |
| 220 | { |
| 221 | using ValueType = GetAPIType<OffsetsT>; |
| 222 | |
| 223 | // offsets are sorted, so just check the last value, but we have to compute |
| 224 | // the full range of the connectivity array. |
| 225 | auto offsetsRange = GetRange(offsets); |
| 226 | if (offsetsRange.size() > 0 && !this->CheckValue(ValueType(*(offsetsRange.end() - 1)))) |
| 227 | { |
| 228 | canConvert = false; |
| 229 | return; |
| 230 | } |
| 231 | |
| 232 | auto connRange = GetRange(conn); |
| 233 | if (connRange.size() > 0) |
| 234 | { |
| 235 | auto [minIt, maxIt] = std::minmax_element(connRange.begin(), connRange.end()); |
| 236 | std::array<ValueType, 2> connValueRange = { *minIt, *maxIt }; |
| 237 | if (!this->CheckValue(ValueType(connValueRange[0])) || |
| 238 | !this->CheckValue(ValueType(connValueRange[1]))) |
| 239 | { |
| 240 | canConvert = false; |
| 241 | return; |
| 242 | } |
| 243 | } |
| 244 | |
| 245 | canConvert = true; |
| 246 | } |
| 247 | |
| 248 | template <typename U> |
| 249 | bool CheckValue(const U& val) const |