creo6 config.pro option documentation for: INTF_IN_GRANITE_DIRECT_ENABLE 
intf_in_granite_direct_enable
yes
*
, no
Allows you to choose the method of opening Creo Granite
-based file formats in Creo
. The method of directly opening the Granite-based file formats as Creo
models is the default. The direct open method preserves the feature-structure of the Granite file in the resultant Creo
file though these features are 'read-only' .
yes
- Directly opens a Granite-based file as a Creo
model with read-only features or components, or both.
no
- Imports a Granite-based file using the standard import method, that is, as import features or components, or both. You can edit the import features or components.