diff options
| author | Jacques Lucke <jacques@blender.org> | 2020-07-10 13:53:50 +0300 |
|---|---|---|
| committer | Jacques Lucke <jacques@blender.org> | 2020-07-10 13:57:28 +0300 |
| commit | f62204718bf8efc1661fd61cf85d24bc8268f763 (patch) | |
| tree | 1b7aeea57b5435fbdab8d3d9bd1141275eaf30ef /source/blender/blenlib/BLI_color.hh | |
| parent | 8f6c0f224252f722c5cd64db85b425f33ad72182 (diff) | |
BLI: initial hash function for Color4b and float4x4
Diffstat (limited to 'source/blender/blenlib/BLI_color.hh')
| -rw-r--r-- | source/blender/blenlib/BLI_color.hh | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/source/blender/blenlib/BLI_color.hh b/source/blender/blenlib/BLI_color.hh index 1215affe837..265013c0013 100644 --- a/source/blender/blenlib/BLI_color.hh +++ b/source/blender/blenlib/BLI_color.hh @@ -118,6 +118,12 @@ struct Color4b { { return !(a == b); } + + uint32_t hash() const + { + return ((uint32_t)r * 1283591) ^ ((uint32_t)g * 850177) ^ ((uint32_t)b * 735391) ^ + ((uint32_t)a * 442319); + } }; } // namespace blender |