Options for a chain's From and To Parent Platform Restriction.
| Member | Value | Description | 
|---|---|---|
| eChParentPlatformRestrictionUnknown | -1 | Unsupported Chain parent platform restriction. | 
| eChParentPlatformRestrictionNone | 0 | No restriction on parent platform relationship. | 
| eChParentPlatformRestrictionSame | 1 | The From and To objects must have a common parent platform. | 
| eChParentPlatformRestrictionDifferent | 2 | The From and To objects must have different parent platform. | 





