A mask map generator editor window for Unity.
To open the window in unity, go to Tools > Gaskellgames > Mask Map Generator or Window > Gaskellgames ? Mask Map Generator. This will open the mask map generator with default values:
Once you have added the input textures, and assigned the input to output map, click the generate button to preview the texture:
Warnings will be shown if the texture resolutions of the input textures do not match, or if the file name at the specified path already exists:


