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Diffstat (limited to 'Dragon/src/LIBWSC.f')
| -rw-r--r-- | Dragon/src/LIBWSC.f | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/Dragon/src/LIBWSC.f b/Dragon/src/LIBWSC.f new file mode 100644 index 0000000..79e3858 --- /dev/null +++ b/Dragon/src/LIBWSC.f @@ -0,0 +1,73 @@ +*DECK LIBWSC + SUBROUTINE LIBWSC(NGROUP,NGD,NGF,NSCT,CSCAT,XSCAT,SIGS) +* +*----------------------------------------------------------------------- +* +*Purpose: +* Expand WIMS format scattering cross sections. +* +*Copyright: +* Copyright (C) 1997 Ecole Polytechnique de Montreal +* This library is free software; you can redistribute it and/or +* modify it under the terms of the GNU Lesser General Public +* License as published by the Free Software Foundation; either +* version 2.1 of the License, or (at your option) any later version. +* +*Author(s): +* G. Marleau +* +*Parameters: input +* NGROUP number of groups. +* NGD starting group number. +* NGF finishing group number. +* NSCT number of elements in CSCAT. +* CSCAT WIMS condense scattering at input. +* +*Parameters: output +* XSCAT DRAGON format expanded scattering. +* SCAT(JG,IG) is from IG to JG. +* SIGS total scattering out of group. +* +*----------------------------------------------------------------------- +* + IMPLICIT NONE +*---- +* INTERFACE VARIABLES +*---- + INTEGER NGROUP,NGD,NGF,NSCT + REAL CSCAT(NSCT),XSCAT(NGROUP,NGROUP),SIGS(NGROUP) +*---- +* LOCAL VARIABLES +*---- + INTEGER LG,IG1,IG2,N2,IGG + DOUBLE PRECISION SUMSCT +* +*---- +* + LG=0 + DO 100 IG1=NGD,NGF + XSCAT(:NGROUP,IG1)=0.0 + LG=LG+1 + IG2=IG1-INT(CSCAT(LG)+0.1) + LG=LG+1 + N2=INT(CSCAT(LG)+0.1) + SUMSCT=0.0D0 + DO 110 IGG=1,N2 + LG=LG+1 + IG2=IG2+1 + IF(IG2.LT.1) THEN + CALL XABORT('LIBWSC: IG2 < 1') + ELSE IF(IG2.GT.NGROUP) THEN + CALL XABORT('LIBWSC: IG2 > NGROUP') + ENDIF + XSCAT(IG2,IG1)=CSCAT(LG) + SUMSCT=SUMSCT+DBLE(CSCAT(LG)) + 110 CONTINUE + SIGS(IG1)=REAL(SUMSCT) + 100 CONTINUE + IF(LG.NE.NSCT) CALL XABORT('LIBWSC: INVALID COUNT') +*---- +* RETURN LIBWSC +*---- + RETURN + END |