abc4a82857
This is how lower_fsat and ACO implements fsat and is a more useful definition since it can be exactly created from fmin(fmax(a, 0.0), 1.0). Signed-off-by: Rhys Perry <pendingchaos02@gmail.com> Reviewed-by: Ian Romanick <ian.d.romanick@intel.com> Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/3716>