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Comment:Initial revision
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SHA3-256: c0c8c76bd118fbbf264c0b4cf1a469de94aa5aa9630e4ee9b115d6416f121d02
User & Date: gawthrop@users.sourceforge.net on 1996-08-08 15:57:15
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Context
1996-08-08
16:19:08
Initial revision check-in: 5a9d0b5681 user: gawthrop@users.sourceforge.net tags: origin/master, trunk
15:57:15
Initial revision check-in: c0c8c76bd1 user: gawthrop@users.sourceforge.net tags: origin/master, trunk
15:52:28
Recursive version.
Fails due to octave bug - reported.
check-in: 78c082843d user: gawthrop@users.sourceforge.net tags: origin/master, trunk
Changes

Added mttroot/mtt/bin/trans/cbg2ese_m2r version [1990bfd309].









































































































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#! /bin/sh

     ###################################### 
     ##### Model Transformation Tools #####
     ######################################

# Bourne shell script: cbg2ese_m
#
#
# P.J.Gawthrop June 1996
# Copyright (c) P.J.Gawthrop, 1996.

###############################################################
## Version control history
###############################################################
## $Id$
##
## $Log$
###############################################################

infofile='stdout';
eqnfile="$1_ese.r";
deffile="$1_def.r";
# Remove the old log file
rm -f cbg2ese_m.log
rm -f $1_ese.r
rm -f $1_def.r
rm -f mtt_info.txt


#Inform user
echo Creating $eqnfile
echo Creating $1_def.r

# Use matrix manipulation to accomplish the transformation
$MATRIX > cbg2ese_m2r.log 2>> cbg2ese_m2r.log << EOF

  infofile = '$infofile'
  eqnfile = '$eqnfile'
  deffile = '$deffile'
  system_name = '$1'

  structure = cbg2ese(system_name,[],eqnfile,infofile)
  makedef(structure,deffile);
  

EOF





Added mttroot/mtt/bin/trans/m/cbg2ese.m version [8dd538a7e7].

















































































































































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function structure = cbg2ese(system_name,bonds,eqnfile,infofile)
% cbg2ese(system_name,bonds,infofile)
% 
%     %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% 
%     %%%%% Model Transformation Tools %%%%%
%     %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% 
% Matlab function  cbg2ese.m
% Acausal bond graph to causal bond graph: mfile format

% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% %% Version control history
% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% %% $Id$
% %% $Log$
% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%


pc = '%';
if nargin<3
  eqnfile = 'stdout';
end;
if nargin<4
  infofile = 'stdout';
end;

% Evaluate the system function to get the bonds
fun_name = [system_name, '_cbg']
if exist(fun_name)~=2
  mtt_info(['m-file ', fun_name, ' does not exist'], infofile);
else
  eval(['bonds=', fun_name, ';']);
  fun_name = [system_name, '_abg'];
  eval(['[junk,components]=', fun_name, ';']);

  % Find number of bonds
  [n_bonds,columns] = size(bonds);
  if (columns ~= 2)&(n_bonds>0)
    error('Incorrect bonds matrix: must have 2 columns');
  end;

  % Find number of components
  [n_components,columns] = size(components);
  
  %Structure matrix [states,nonstates,inputs,outputs]
  structure = zeros(1,4);


  for i = 1:n_components
    comp = nozeros(components(i,:));
    bond_list = abs(comp);
    direction = sign(comp)'*[1 1];
    % Convert from arrow orientated to component orientated causality
    comp_bonds = bonds(bond_list,:).*direction;
    eval([ '[comp_type,name,cr,args] = ', system_name, '_cmp(i);' ]);
    % change name of 0 and 1 components -- matlab doesn't like numbers here
    if strcmp(comp_type,'0')
      comp_type = 'zero';
    end;
    if strcmp(comp_type,'1')
      comp_type = 'one';
    end;
    % Invoke the appropriate equation-generating procedure
    eqn_name = [comp_type, '_eqn']
    if exist(eqn_name)~=2 % Try a compound component
      cbg2ese(comp_type,comp_bonds,eqnfile);
    else % its a simple component
      eval(['structure = ', ...
	    eqn_name, '(bond_list,comp_bonds,direction,cr,args,structure,eqnfile);' ]);
    end;
  end;
end;


MTT: Model Transformation Tools
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