GNOME Bugzilla – Bug 778361
exposure: Use exp2f for base-2 exponentials
Last modified: 2017-02-09 11:35:49 UTC
Using exp2f instead of powf for base-2 exponentials is likely to be faster. We already use it in other operations (eg., bayer-matrix and linear-sinusoid). Let's use it here too.
Created attachment 345262 [details] [review] operations/common/exposure: Use exp2f for base-2 exponentials
Created attachment 345271 [details] [review] operations/common/exposure: Use exp2f for base-2 exponentials Forgot the OpenCL code path.