there never was a way to enable it (not via gui anyway) meaning the bits
are doing nothing (other than slow down kwin that is)
Signed-off-by: Ivailo Monev <xakepa10@gmail.com>
obviously using the "good" filter as default can have a performance impact
but if the system cannot handle it the option is there
Signed-off-by: Ivailo Monev <xakepa10@gmail.com>