- Pack the glyphs tightly in the image. One-pixel gaps are left between
- glyphs. By default glyphs are rendered in a regular grid. Creating a
- definition file is recommended, as the resulting image can seem rather
- messy.
+ Pack the glyphs tightly in the image. Small gaps are left between glyphs,
+ controlled by the -n option. By default glyphs are rendered in a regular
+ grid. Creating a definition file is recommended, as the resulting image
+ can seem rather messy.
+
+ -m <pixels>
+ Leave a margin around the edges of the generated image. By default glyphs
+ can touch the edges. Only used with -p.
+
+ -n <pixels>
+ Control the amount of padding between glyphs. The default is 1 pixel.
+ Only used with -p.
+
+ -f
+ Allow the resulting image to have a non-power-of-two size. By default the
+ image size is rounded up to a power of two for maximum compatibility.