The Flip Vertically command reverses the
active layer vertically, that is, from top to bottom. It leaves the
dimensions of the layer and the pixel information unchanged.
7.43.1. Activating the Command
You can access this command from the image menubar through
Layer → Transform → Flip Vertically.
7.43.2. Example
图 15.109. Applying “Flip Layer Vertically”
Before applying the command
The layer after it has been flipped. It looks
as if the image has been reflected along the central
horizontal axis of the layer.
