Implement support for separate minification/magnification filters.

Bug 22373253

Change-Id: Iaa30a341e5eaa58c2ef531fce503631828c5ee9d
Reviewed-on: https://swiftshader-review.googlesource.com/4757
Reviewed-by: Alexis Hétu <sugoi@google.com>
Reviewed-by: Nicolas Capens <capn@google.com>
Tested-by: Nicolas Capens <capn@google.com>
3 files changed