ADAS Subroutine omup

      FUNCTION OMUP(IT,E,T,U,C)
C-----------------------------------------------------------------------
C
C  ******************** FORTRAN77 SUBROUTINE: OMUP *********************
C
C  PURPOSE:
C        TO CALCULATE UPSILONS FOR DIFFERENT TRANSITIONS
C
C  CALLING PROGRAM:
C        OMEUPS
C
C  INPUT:
C        (I)     IT - TRANSITION TYPE 
C        (R*8)    E - EXCITATION ENRGY
C        (R*8)    T - SCALED ENERGY VALUE OF QUADRATURE FIXED POINTS
C        (R*8)    U - SPLINE FIT TO THE KNOT POINTS AND 
C                     REDUCED ENERGIES 
C        (R*8)    C - SCALABLE PARAMETER
C  OUTPUT:
C        (R*8) OMUP - THE UPSILONS
C
C
C  DATE:   21/06/95				VERSION 1.1
C  AUTHOR: A.LANZAFAME (UNIV. OF STRATHCLYDE) & D.H.BROOKS
C          CONVERTED FROM BURGESS BBC BASIC
C
C  DATE:   25/11/96				VERSION 1.2
C  AUTHOR: WILLIAM OSBORN (TESSELLA SUPPORT SERVICES PLC)
C          CORRECTED IT.EQ.3 OPTION
C
C  DATE:   13/05/99				VERSION 1.3
C  AUTHOR: HUGH SUMMERS, UNIVERSITY OF STRATHCLYDE
C          PREVENTED CHANGE OF INPUT SUBROUTINE PARAMETER T ON RETURN
C
C-----------------------------------------------------------------------
      INTEGER             IT
      REAL*8              C,           E,           T,           U