C++*********************************************************************
C
C $$ FILTPLOT.FOR                         
C
C **********************************************************************
C=* FROM: SPIDER - MODULAR IMAGE PROCESSING SYSTEM.   AUTHOR: J.FRANK  *
C=* Copyright (C) 1985-2005  Health Research Inc.                      *
C=*                                                                    *
C=* HEALTH RESEARCH INCORPORATED (HRI),                                *   
C=* ONE UNIVERSITY PLACE, RENSSELAER, NY 12144-3455.                   *
C=*                                                                    *
C=* Email:  spider@wadsworth.org                                       *
C=*                                                                    *
C=* This program is free software; you can redistribute it and/or      *
C=* modify it under the terms of the GNU General Public License as     *
C=* published by the Free Software Foundation; either version 2 of the *
C=* License, or (at your option) any later version.                    *
C=*                                                                    *
C=* This program is distributed in the hope that it will be useful,    *
C=* but WITHOUT ANY WARRANTY; without even the implied warranty of     *
C=* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU  *
C=* General Public License for more details.                           *
C=*                                                                    *
C=* You should have received a copy of the GNU General Public License  *
C=* along with this program; if not, write to the                      *
C=* Free Software Foundation, Inc.,                                    *
C=* 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.      *
C=*                                                                    *
C **********************************************************************
C
C  $$ FILTPLOT(MAXMEM)
C
C  PARAMETERS:     MAXMEM      MAXIMUM MEMORY IN UNLABELED COMMON
C
C--*******************************************************************


	SUBROUTINE FILTPLOT(MAXMEM)
        INCLUDE 'CMBLOCK.INC'
        CHARACTER*1 ANS,NULL

        NULL=CHAR(0)
        CALL RDPRMC(ANS,NC,.TRUE.,
     &  '(F)ERMI,(G)AUSS,(B)UTER,(R)EMEZ FILTER?(F/G/B/R)',NULL,IRT)
C
        IF (ANS .EQ. 'F') THEN
           CALL FERMP
        ELSEIF (ANS .EQ. 'G') THEN
           CALL GAUSSP
	ELSEIF (ANS.EQ.'B')THEN
	   CALL BUTERP
        ELSEIF (ANS .EQ. 'R')  THEN
           CALL  REMEZP(MAXMEM)
        ENDIF
        END