Description Retrieves the identifier of the target entity for an importance sampling specification of type "Scatter rays toward an entity".
Syntax ImpSampGetEntity n, indx, entity
Parameters ByVal n As Long Node number of the surface.
indx As Long The index (zero based) of the importance sampling specification.
entity As Long Returns the node number of the entity the rays scatter towards.
Remarks This subroutine retrieves the identifier of the target entity for an importance sampling specification of type "Scatter rays toward an entity". If the importance sampling specification is not an entity, or if there is another problem, the subroutine sets an error and returns without modifying entity.
See Also Examples
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