diff options
Diffstat (limited to 'source/blender/blenlib/BLI_hash.hh')
| -rw-r--r-- | source/blender/blenlib/BLI_hash.hh | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/source/blender/blenlib/BLI_hash.hh b/source/blender/blenlib/BLI_hash.hh index 11ff7d040aa..9132aacf7b9 100644 --- a/source/blender/blenlib/BLI_hash.hh +++ b/source/blender/blenlib/BLI_hash.hh @@ -243,6 +243,16 @@ uint64_t get_default_hash_3(const T1 &v1, const T2 &v2, const T3 &v3) return h1 ^ (h2 * 19349669) ^ (h3 * 83492791); } +template<typename T1, typename T2, typename T3, typename T4> +uint64_t get_default_hash_4(const T1 &v1, const T2 &v2, const T3 &v3, const T4 &v4) +{ + const uint64_t h1 = get_default_hash(v1); + const uint64_t h2 = get_default_hash(v2); + const uint64_t h3 = get_default_hash(v3); + const uint64_t h4 = get_default_hash(v4); + return h1 ^ (h2 * 19349669) ^ (h3 * 83492791) ^ (h4 * 3632623); +} + template<typename T> struct DefaultHash<std::unique_ptr<T>> { uint64_t operator()(const std::unique_ptr<T> &value) const { |