ADAS Subroutine b6totl

C
      SUBROUTINE B6TOTL( NDLEV   , NDMET  ,
     &                   NORD    , NMET   ,
     &                   IORDR   , IMETR  ,
     &                   DENSX   ,
     &                   STCKMX  , STACKX ,
     &                   PLA1    , PLBAX  ,
     &                   PLAX    , PLX
     &                 )
C-----------------------------------------------------------------------
C
C  ****************** FORTRAN77 SUBROUTINE: B6TOTL *********************
C
C  PURPOSE: TO  CALCULATE  TOTAL  LINE  POWERS FOR METASTABLES AND TOTAL
C           EQUILIBRIUM LINE POWERS.
C
C  CALLING PROGRAM:  ADAS206
C
C  SUBROUTINE:
C
C  INPUT : (I*4) NDLEV    = PARAMETER = MAX. NO. OF LEVELS ALLOWED
C  INPUT : (I*4) NDMET    = PARAMETER = MAX. NO. OF METASTABLES ALLOWED
C
C  INPUT : (I*4) NORD     = NUMBER OF ORD. LEVELS (1 <= NORD <= 'NDLEV')
C  INPUT : (I*4) NMET     = NUMBER OF METASTABLES (1 <= NMET <= 'NDMET')
C
C  INPUT : (I*4) IORDR()  = INDEX OF ORDINARY LEVELS IN COMPLETE LEVEL
C                           LIST (ARRAY SIZE = 'NDLEV' )
C  INPUT : (I*4) IMETR()  = INDEX OF METASTABLE IN COMPLETE LEVEL LIST
C                           (ARRAY SIZE = 'NDMET' )
C  INPUT : (R*8) DENSX    = ELECTRON DENSITY (UNITS: CM-3)
C
C  INPUT : (R*8) STCKMX() = METASTABLE POPULATIONS STACK
C                           AT FIXED TEMPERATURE AND DENSITY.
C                            DIMENSION: METASTABLE INDEX
C  INPUT : (R*4) STACKX(,)= ORDINARY EXCITED LEVEL POPULAT'N DEPENDENCE
C                           ON METASTABLE LEVEL. AT FIXED TEMPERATURE
C                           AND DENSITY.
C                             1st DIMENSION: ORDINARY LEVEL INDEX
C                             2nd DIMENSION: METASTABLE INDEX
C
C  INPUT : (R*8)  PLA1()  = DIRECT LINE POWER LOSS FOR EACH LEVEL.
C                           (UNITS: ERGS SEC-1) (DIMENSION: LEVEL INDEX)
C  INPUT : (R*8)  PLBAX() = HIGH N PROJECTED POWER BASED ON EXCITATIONS
C                           FROM A PARTICULAR METASTABLE TO LEVELS
C                           'IPROJ' UPWARDS. (UNITS: ERGS CM3 SEC-1)
C                           AT FIXED TEMPERATURE.
C                             DIMENSION: METASTABLE  INDEX
C
C  OUTPUT: (R*8)  PLAX    = TOTAL EQUILIBRIUM LINE POWER COEFFICIENTS.
C                           AT FIXED TEMPERATURE AND DENSITY.
C                            (UNITS: ERGS CM3 SEC-1)
C  OUTPUT: (R*8)  PLX()   = TOTAL LINE POWERS FOR METASTABLES. THIS IS
C                           THE SUM OF ALL EMISSIONS ORGINATING IN THE
C                           COLLISIONAL-RADIATIVE   SENSE   FROM   THE
C                           METASTABLE. AT FIXED TEMPERATURE AND DENSITY
C                           (UNITS: ERGS SEC-1 )
C                             DIMENSION: METASTABLE  INDEX
C
C          (I*4) IM       = METASTABLE LEVEL ARRAY INDEX
C          (I*4) IS       = ORDINARY LEVEL ARRAY INDEX
C
C
C
C ROUTINES: NONE
C
C
C AUTHOR:  PAUL E. BRIDEN (TESSELLA SUPPORT SERVICES PLC)
C          K1/0/37
C          JET EXT. 5023
C
C DATE:    09/10/90
C
C UPDATE:  20/05/93-P BRIDEN: STACKX ARRAY CHANGED FROM REAL*8 -> REAL*4
C
C UNIX-IDL PORT:
C
C UNIX-IDL PORT:
C
C DATE: UNKNOWN
C
C AUTHOR: DAVID H BROOKS, UNIVERSITY OF STRATHCLYDE
C
C VERSION: 1.1			DATE: 10/05/96
C MODIFIED: WILLIAM OSBORN
C	    - FIRST PUT UNDER SCCS
C 
C-----------------------------------------------------------------------
C
C-----------------------------------------------------------------------
      INTEGER             IMETR(NMET), IORDR(NORD), NDLEV,       NDMET
      INTEGER             NMET,        NORD
      REAL*8              DENSX,       PLA1(NDLEV), PLAX
      REAL*8              PLBAX(NDMET),             PLX(NDMET)
      REAL                STACKX(NDLEV,NDMET)
      REAL*8              STCKMX(NDMET)