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Comment:Put back under RCS
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SHA3-256: 73f1b3d4d6ff3c9e08b2406d6474f560a9197d83b44f6c7566a6a42b76edae07
User & Date: gawthrop@users.sourceforge.net on 1998-05-14 08:05:10
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1998-05-14
08:14:28
Now reads in data from the simpar file. check-in: 31f05bb19d user: gawthrop@users.sourceforge.net tags: origin/master, trunk
08:05:10
Put back under RCS check-in: 73f1b3d4d6 user: gawthrop@users.sourceforge.net tags: origin/master, trunk
1998-05-13
16:43:03
Now uses matlab_matrix to write the matrices
Various bug fixes
New global generation method check-in: 2e64252bd0 user: gawthrop@users.sourceforge.net tags: origin/master, trunk
Changes
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Modified mttroot/mtt/bin/trans/ode2odes_m from [4c330c5fba] to [ee275a282c].

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# Copyright (c) P.J.Gawthrop, 1996.

###############################################################
## Version control history
###############################################################
## $Id$
## $Log$
## Revision 1.12  1998/02/25 18:02:39  peterg
## Removed the argument passing stuff .
## Replaced by the simpar.m method.
##
## Revision 1.11  1997/08/29 07:56:54  peterg
## Minor updates
##
# Revision 1.10  1997/01/07  09:16:03  peterg
# Added step_factor parameter - gives that number of integration steps
# per sample.
#
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#  PARAMS=$2;
#fi

# PARAMS="$PARAMS ;"


$MATRIX << EOF > ode2odes_m.log 2>mtt_error.txt
  %System structure
  [nx,ny,nu,nz,nyz] = $1_def;

  %Read in parameters
  $1_numpar; 
 
  %Read in state
  x = $1_state
  x = $1_state;

  %Set the initial output
  if ny>0
    y = $1_odeo(x,0);
  end; 
 
  %Read in simulation parameters
  $1_simpar
  T = [0:DT:LAST]
  $1_simpar;
  T = [0:DT:LAST];

  [nx,ny,nu,nz,nyz] = $1_def;
  t=0;	%Just in case it appears in the parameter list.


  %Defaults
  if exist('T')==0
    T=[0:1:100]
  end;
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  end;

if nx>0
%  x = lsode('$1_ode', x0, T);

%Euler integration
%  x = x0;
  X=[];
  X=[]; Y=[];
  dt = (T(2)-T(1))/STEPFACTOR;

  for t=T'
    X = [X x];
    X = [X; x'];
    Y = [Y; y'];
    ts = t;
    for i=1:STEPFACTOR
      dx = $1_ode(x,ts);
      ts = ts + dt;
      x = x + dx*dt;
      if ny>0
        y = $1_odeo(x,ts);
      end;
    end;
  end;

  X = X';
  write_matrix([T,X], '$1_odes');
else
  X = zeros(size(T));
end;

if ny>0
  i=0;
  for tt=T'
    i=i+1;
    y(i,:) = $1_odeo(X(i,:),tt)';
  end;
  write_matrix([T,y], '$1_odeso');
  write_matrix([T,Y], '$1_odeso');
end;

end;

EOF

# Now invoke the standard error handling.
mtt_error mtt_error.txt

MTT: Model Transformation Tools
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