[u/mrichter/AliRoot.git] / GEANT321 / erdecks / erbctr.F

*
* $Id$
*
* $Log$
* Revision 1.1.1.1  1996/03/06 15:37:34  mclareni
* Add geane321 source directories
*
*
#include "geant321/pilot.h"
*CMZ :  3.21/02 29/03/94  15.41.49  by  S.Giani
*-- Author :
      SUBROUTINE ERBCTR (X)
*
C.    ******************************************************************
C.    *                                                                *
C.    *       After the back-tracking transforms                       *
C.    *                  the transport matrix back to the original     *
C.    *                  particle direction                            *
C.    *                                                                *
C.    *       Arguments                                                *
C.    *           X        - Transport Matrix                          *
C.    *                                                                *
C.    *    ==>Called by : ERPEND                                       *
C.    *       Author    E.Nagy  *********                              *
C.    *                                                                *
C.    ******************************************************************
*
         DOUBLE PRECISION X(5,5)
*
      DO 10 I = 1, 5
         DO 5 K = 1, 5
            IF (I.EQ.2) X(I,K) = -X(I,K)
            IF (K.EQ.2) X(I,K) = -X(I,K)
            IF (I.EQ.4) X(I,K) = -X(I,K)
            IF (K.EQ.4) X(I,K) = -X(I,K)
    5    CONTINUE
   10 CONTINUE
*                                                           END ERBCTR
      END
Commit	Line	Data
fe4da5cc	1	*
	2	* $Id$
	3	*
	4	* $Log$
	5	* Revision 1.1.1.1 1996/03/06 15:37:34 mclareni
	6	* Add geane321 source directories
	7	*
	8	*
	9	#include "geant321/pilot.h"
	10	*CMZ : 3.21/02 29/03/94 15.41.49 by S.Giani
	11	*-- Author :
	12	SUBROUTINE ERBCTR (X)
	13	*
	14	C. ******************************************************************
	15	C. * *
	16	C. * After the back-tracking transforms *
	17	C. * the transport matrix back to the original *
	18	C. * particle direction *
	19	C. * *
	20	C. * Arguments *
	21	C. * X - Transport Matrix *
	22	C. * *
	23	C. * ==>Called by : ERPEND *
	24	C. * Author E.Nagy ********* *
	25	C. * *
	26	C. ******************************************************************
	27	*
	28	DOUBLE PRECISION X(5,5)
	29	*
	30	DO 10 I = 1, 5
	31	DO 5 K = 1, 5
	32	IF (I.EQ.2) X(I,K) = -X(I,K)
	33	IF (K.EQ.2) X(I,K) = -X(I,K)
	34	IF (I.EQ.4) X(I,K) = -X(I,K)
	35	IF (K.EQ.4) X(I,K) = -X(I,K)
	36	5 CONTINUE
	37	10 CONTINUE
	38	* END ERBCTR
	39	END