extensions/CIE: do cbrt computation in single precision float
authorØyvind Kolås <pippin@gimp.org>
Fri, 13 Jan 2017 02:45:35 +0000 (03:45 +0100)
committerØyvind Kolås <pippin@gimp.org>
Fri, 13 Jan 2017 03:00:51 +0000 (04:00 +0100)
commitb0e7abf2a6bc95b999d4377afead775f5080d135
tree1791064ea782e4ae45e0146583df7dad93f60290
parent7d3b349525533842c1b996840247e56f6e37e5bd
extensions/CIE: do cbrt computation in single precision float

This is sufficient for our purposes, and gives a ~40% boost for
the affecte CIE Lab float conversions.
extensions/CIE.c