tree 04bd355bb2ae41c1d07bc53a53b91a7fa356e635
parent 16b445757197e352798cc10dcea9db8dbcf7eb15
author Alexis Hetu <sugoi@google.com> 1629325114 -0400
committer Alexis Hétu <sugoi@google.com> 1629373115 +0000

Add external memory parameter to size computations

On MacOS, having an IOSurface may require extra alignment.
In order to perform this extra alignment only when required,
this cl adds a parameter to the sliceB() and pitchB() functions
so that they know that the image is backed by external memory.

Bug: chromium:1232377
Change-Id: I6d0745e2a7d36c4376eba96b1974a24a1a193f33
Reviewed-on: https://swiftshader-review.googlesource.com/c/SwiftShader/+/56388
Tested-by: Alexis Hétu <sugoi@google.com>
Kokoro-Result: kokoro <noreply+kokoro@google.com>
Reviewed-by: Nicolas Capens <nicolascapens@google.com>