Mypaint is a open-source graphics application for use with a tablet. It kind of looks like Fractal Design Painter must have looked at alpha 0.1 stage. Nonetheless worth a try building a package. Here's a spec built, tested and installed on Centos 5.5 Intel. Note it doesn't build for x86_64 as I have none:
Code:
%define debug_packages %{nil}
%define debug_package %{nil}
%define name mypaint
%define ver 0.5.0
%define rel 1
Name: %{name}
Summary:
...
