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  • Committer: Package Import Robot
  • Author(s): Ole Streicher
  • Date: 2014-04-22 14:44:58 UTC
  • Revision ID: package-import@ubuntu.com-20140422144458-okiwi1assxkkiz39
Tags: upstream-13.09pl1.2+dfsg
Import upstream version 13.09pl1.2+dfsg

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applic/fit/libsrc/funct4.for
 
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C @(#)funct4.for        19.1 (ES0-DMD) 02/25/03 13:17:38
 
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C===========================================================================
 
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C Copyright (C) 1995 European Southern Observatory (ESO)
 
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C
 
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C This program is free software; you can redistribute it and/or 
 
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C modify it under the terms of the GNU General Public License as 
 
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C published by the Free Software Foundation; either version 2 of 
 
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C the License, or (at your option) any later version.
 
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C
 
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C This program is distributed in the hope that it will be useful,
 
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C but WITHOUT ANY WARRANTY; without even the implied warranty of
 
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C MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
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C GNU General Public License for more details.
 
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C
 
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C You should have received a copy of the GNU General Public 
 
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C License along with this program; if not, write to the Free 
 
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C Software Foundation, Inc., 675 Massachusetss Ave, Cambridge, 
 
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C MA 02139, USA.
 
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C
 
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C Corresponding concerning ESO-MIDAS should be addressed as follows:
 
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C       Internet e-mail: midas@eso.org
 
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C       Postal address: European Southern Observatory
 
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C                       Data Management Division 
 
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C                       Karl-Schwarzschild-Strasse 2
 
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C                       D 85748 Garching bei Muenchen 
 
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C                       GERMANY
 
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C===========================================================================
 
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C
 
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      SUBROUTINE FUNCT4(IFLAG,NRPRM,PRM,FCT,GRD,IWRK,LIW,WRK,LW)                
 
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C+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++        
 
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C                                                                               
 
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C.MODULE                                                                        
 
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C       FIT                                                                     
 
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C                                                                               
 
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C.NAME                                                                          
 
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C       FUNCT4                                                                  
 
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C                                                                               
 
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C.PURPOSE                                                                       
 
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C       Function to compute the sum of residuals and the gredient.              
 
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C        Pass the control to different routines according                       
 
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C        to IMAGE or TABLE.                                                     
 
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C       Used by E04KBF,E04KDF.                                                  
 
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C                                                                               
 
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C.KEYWORDS                                                                      
 
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C       Approximating Function.                                                 
 
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C                                                                               
 
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C.DESCRIPTION                                                                   
 
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C       Test the type of FIT and go to respective routines                      
 
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C                                                                               
 
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C.LANGUAGE                                                                      
 
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C       FORTRAN                                                                 
 
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C                                                                               
 
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C.CALLING SEQUENCE                                                              
 
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C      CALL  FUNCT4(IFLAG,NRPRM,PRM,FCT,GRD,                                    
 
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C     +                  IWRK,LIW,WRK,LW)                                       
 
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C                                                                               
 
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C.INPUT PARAMETERS                                                              
 
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C       IFLAG               INTEGER  unused                                     
 
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C       NRPRM               INTEGER  Number of parameters                       
 
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C       PRM (NRPRM)         DOUBLE   Parameters                                 
 
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C       GRD (NRPRM)         DOUBLE   unused                                     
 
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C       IWRK (LIW)          INTEGER  unused                                     
 
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C       LIW                 INTEGER                                             
 
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C       WRK (LW)            DOUBLE                                              
 
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C       LW                  INTEGER                                             
 
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C                                                                               
 
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C.MODIFIED PARAMETERS                                                           
 
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C       none                                                                    
 
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C                                                                               
 
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C.OUTPUT PARAMETERS                                                             
 
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C       FCT                 DOUBLE   Sum of residuals                           
 
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C                                                                               
 
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C.FILES                                                                         
 
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C       FIT_NAG.INC/NOLIST                                                      
 
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C                                                                               
 
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C.MODULES CALLED                                                                
 
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C       FUNCT2_T                                                                
 
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C       FUNCT2_I                                                                
 
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C                                                                               
 
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C.AUTHOR                                                                        
 
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C       Ph. DEFERT,      Feb 1986                                               
 
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C                                                                               
 
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C.MODIFICATIONS                                                                 
 
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C                                                                               
 
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C                                                                               
 
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C-----------------------------------------------------------------------        
 
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C      IMPLICIT NONE                                                            
 
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C     ..                                                                        
 
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C     .. Scalar Arguments ..                                                    
 
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      INTEGER IFLAG,NRPRM,LIW,LW,MADRID(1)                                                
 
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      DOUBLE PRECISION FCT                                                      
 
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C     ..                                                                        
 
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C     .. Array Arguments ..                                                     
 
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      INTEGER IWRK(LIW)                                                         
 
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      DOUBLE PRECISION PRM(NRPRM),GRD(NRPRM),WRK(LW)                            
 
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C     ..                                                                        
 
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C     .. External Files ..                                                      
 
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       INCLUDE 'MID_INCLUDE:FITNAGI.INC/NOLIST'                                 
 
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      COMMON /VMR/MADRID                                                     
 
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       INCLUDE 'MID_INCLUDE:FITNAGC.INC/NOLIST'                                 
 
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C     ..                                                                        
 
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C     .. Executable Statements ..                                               
 
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      IF (FILTYP(1:1).EQ.'T') THEN                                              
 
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          CALL FUNC2T(NRPRM,PRM,FCT,GRD)                                      
 
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      ELSE                                                                      
 
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          CALL FUNC2I(NRPRM,PRM,FCT,GRD,MADRID(PTRI),MADRID(PTRM),            
 
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     +                  NRPIX(1),NRPIX(2),NRPIX(3))                             
 
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      END IF                                                                    
 
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      RETURN                                                                    
 
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      END