The same image, before and after applying glass tile effect.
Filter “Glass Tile” applied
After applying this filter, the active layer or selection is rendered
as through a glass brick wall.
You can find this filter through
Filters → Light and Shadow → Glass Tile
“Glass Tile” filter options
Parameter setting results are interactively displayed in preview.
Scroll bars allow you to move around the image.
Tile width: Sets tile width (10-50
Tile length: Sets tile length (10-50