graPHIGS Programming Interface: Subroutine Reference

The graPHIGS Programming Interface : Subroutine Reference

GPEP - Set Element Pointer

GPEP (elem)

Purpose

Use GPEP to set the element pointer to the specified element number.

If the value is less than zero, then the graPHIGS API sets the pointer to zero. If the value is greater than the number of elements in the open structure, then the graPHIGS API sets the pointer to the last element.

Parameters

elem -- specified by user, fullword integer

Element pointer value.

Error Codes

4: FUNCTION REQUIRES STATE STOP

Related Subroutines

GPQEP: Inquire Element Pointer

RCP code

201332225 (X'0C001601')