| 1 | #include <mbgl/tile/tile_id.hpp> |
|---|---|
| 2 | |
| 3 | #include <boost/functional/hash.hpp> |
| 4 | |
| 5 | namespace std { |
| 6 | |
| 7 | size_t hash<mbgl::CanonicalTileID>::operator()(const mbgl::CanonicalTileID& id) const { |
| 8 | std::size_t seed = 0; |
| 9 | boost::hash_combine(seed, v: id.x); |
| 10 | boost::hash_combine(seed, v: id.y); |
| 11 | boost::hash_combine(seed, v: id.z); |
| 12 | return seed; |
| 13 | } |
| 14 | |
| 15 | size_t hash<mbgl::UnwrappedTileID>::operator()(const mbgl::UnwrappedTileID& id) const { |
| 16 | std::size_t seed = 0; |
| 17 | boost::hash_combine(seed, v: std::hash<mbgl::CanonicalTileID>{}(id.canonical)); |
| 18 | boost::hash_combine(seed, v: id.wrap); |
| 19 | return seed; |
| 20 | } |
| 21 | |
| 22 | size_t hash<mbgl::OverscaledTileID>::operator()(const mbgl::OverscaledTileID& id) const { |
| 23 | std::size_t seed = 0; |
| 24 | boost::hash_combine(seed, v: std::hash<mbgl::CanonicalTileID>{}(id.canonical)); |
| 25 | boost::hash_combine(seed, v: id.overscaledZ); |
| 26 | return seed; |
| 27 | } |
| 28 | |
| 29 | } // namespace std |
| 30 |