Using Filters

Draw provides a number of filters that you can use on raster graphics. The filter icon is next to the Filter window. Once you click on it you will see the available filters for an image.

Each of the 11 filters can be applied to your image.

Invert – will replace light for dark

Solarization
Here you are trying to create the common negative of an image.

Posterize

This filter will reduce the number of colors in the image.

Pop Art – The colors are changed and the alteration attempts to create a modern effect.

Charcoal Sketch

Basically you just get the major features outlined with this filter.

Relief – This filter attempts to crate the visual impact of a carving.