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*DECK PIJD2S
SUBROUTINE PIJD2S(NREG,NSOUT,PROB,PROBKS)
*
*-----------------------------------------------------------------------
*
*Purpose:
* Charge PROBKS matrices in the DRAGON square format.
*
*Copyright:
* Copyright (C) 1994 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): A. Hebert
*
*Parameters: input
* NREG number of zones for geometry.
* NSOUT number of surfaces for geometry.
* PROB collision probabilities.
*
*Parameters: output
* PROBKS square probability matrix.
*
*-----------------------------------------------------------------------
*
IMPLICIT NONE
C----
C VARIABLES
C----
INTEGER NREG,NSOUT,KPRB,IIU,IIL,II,JJ
DOUBLE PRECISION PROB(((NSOUT+NREG+2)*(NSOUT+NREG+1))/2)
REAL PROBKS(NREG*NREG)
C----
C STORE IN SQUARE FORMAT
C----
KPRB=(NSOUT+1)*(NSOUT+2)/2+NSOUT+1
DO 20 JJ=1,NREG
IIU=JJ
IIL=(JJ-1)*NREG+1
DO 10 II=1,JJ
KPRB=KPRB+1
PROBKS(IIL)=REAL(PROB(KPRB))
PROBKS(IIU)=PROBKS(IIL)
IIU=JJ+II*NREG
IIL=IIL+1
10 CONTINUE
KPRB=KPRB+NSOUT+1
20 CONTINUE
C
RETURN
END
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