First, select File > New to create a blank image or File > Open to load an existing input image of five tiles. You can also drag the file into the window. The dimensions of the input tiles must be even both in width and height. The tiles should be in the order shown in this example:
You can load this example directly:
Now you can start drawing, either in the input panel or the output panel. Hover the cursor over the different buttons to see their tooltips.
If the tiles aren't supposed to be split on the center you can use the Split lines tool to slide them:
Usable example:
Once you are done you can export the output to use it in a different software such a game engine, and the input if you want to reload it again later. There are the following options for exporting:
- File > Download output/input: Only available in web. Downloads the image from the browser.
- File > Export output/input: Exports the image to the selected directory.
- File > Quick export output/input: Exports the image to the same directory it was imported from.