tree 28048b0ad06e8fe580b39e0f675194ddbad36a8b
parent ac024b0afc8ff3095762edac87c2e397cb643019
author Wan-Teh Chang <wtc@google.com> 1681504647 -0700
committer Wan-Teh Chang <wtc@google.com> 1681508365 -0700

Clarify comments about non-grid images with alpha

In this case, the alpha plane also needs to be a non-grid auxiliary
image. I use the term "single tile" instead of "non-grid" to match the
existing comments.