creo4 config.pro option documentation for: DEFAULT_PLACEMENT_SCOPE 
default_placement_scope
Category: Reference Control
Description: Default value for Component Placement Reference filter.
Values: all, intrf_if_exists, intrf_only
Default Values: all
id="ww3_3_6_6_3_28_3" class="Body">Detemines whether IGES entities are clipped with respect to IGES views.
yes
- Clips entities outside the view outline.
no
- Does not clip entities.