NOt sure what your looking for. Do you want to change the attributes or parameters from the postprocessor? No can do. that is why it is called a Post-Processor. It creates output FROM the operations, parameters and attributes not the other way around. The post is a downstream activity.
Sounds like you need some user function
John Joyce
N.C. Programming Supervisor
Barnes Aerospace, Windsor CT
NX6 & NX7.5