My previous attempt to document this wasn't great. Reworked the text and diagram to better illustrate what's going on. Still using 'interleaved-by-lane' terminology for now. Bug: b/126330097 Change-Id: Ia6031f06f9eab0f1f05d80151d9a89de5525b5eb Reviewed-on: https://swiftshader-review.googlesource.com/c/SwiftShader/+/26529Reviewed-by: Chris Forbes <chrisforbes@google.com> Reviewed-by: Nicolas Capens <nicolascapens@google.com> Tested-by: Ben Clayton <headlessclayton@gmail.com>
