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# Copyright (c) P.J.Gawthrop, 1996.
###############################################################
## Version control history
###############################################################
## $Id$
## $Log$
## Revision 1.11 1998/08/11 13:32:42 peterg
## Lowercase mttLAST etc
##
## Revision 1.10 1998/07/27 20:27:25 peterg
## Now get parameters for simpar file.
##
## Revision 1.9 1998/02/26 15:12:26 peterg
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# Copyright (c) P.J.Gawthrop, 1996.
###############################################################
## Version control history
###############################################################
## $Id$
## $Log$
## Revision 1.12 1998/09/02 12:02:14 peterg
## Added mttinput paramater
##
## Revision 1.11 1998/08/11 13:32:42 peterg
## Lowercase mttLAST etc
##
## Revision 1.10 1998/07/27 20:27:25 peterg
## Now get parameters for simpar file.
##
## Revision 1.9 1998/02/26 15:12:26 peterg
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end;
if exist('mttwsteps')==0
mttwsteps = 100;
end;
W = logspace(mttwmin,mttwmax,mttwsteps)';
[A,B,C,D,E] = $1_dm
fr = dm2fr(A,B,C,D,E,W,mttu0);
lw = log10(W);
lmfr = log10(abs(fr));
pfr = angle(fr)*180/pi;
% Complex frequency response
write_matrix([W fr], '$1_fr');
% Log magnitude v log frequency
write_matrix([lw lmfr], '$1_lmfr');
% Angle v log frequency
write_matrix([lw pfr], '$1_lpfr');
% Nyquist style
re = real(fr);
im = imag(fr);
nyq = [re(:,1) im(:,1)];
for i = 2:ny
nyq = [nyq re(:,i) im(:,i)]
end;
write_matrix(nyq, '$1_nyfr');
% Nichols style
re = lmfr;
im = pfr;
nic = [im(:,1) re(:,1)];
for i = 2:ny
nic = [nic im(:,i) re(:,i)]
end;
write_matrix(nic, '$1_nifr');
EOF
# Now invoke the standard error handling.
mtt_error mtt_error.txt
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end;
if exist('mttwsteps')==0
mttwsteps = 100;
end;
W = logspace(mttwmin,mttwmax,mttwsteps)';
if exist('mttinput')==0
mttinput = 1;
end;
mttu0 = zeros(nu,1);
mttu0(mttinput) = 1;
[n,m]=size(W);
if m>n
W=W';
end;
[n,m]=size(mttu0);
if m>n
mttu0=mttu0';
end;
[A,B,C,D,E] = $1_dm;
fr = dm2fr(A,B,C,D,E,W,mttu0);
lw = log10(W);
lmfr = log10(abs(fr));
pfr = angle(fr)*180/pi;
% Complex frequency response
write_matrix([W fr], '$1_fr');
% Log magnitude v log frequency
write_matrix([lw lmfr], '$1_lmfr');
% Angle v log frequency
write_matrix([lw pfr], '$1_lpfr');
% Nyquist style
re = real(fr);
im = imag(fr);
nyq = [re(:,1) im(:,1)];
for i = 2:ny
nyq = [nyq re(:,i) im(:,i)];
end;
write_matrix(nyq, '$1_nyfr');
% Nichols style
re = lmfr;
im = pfr;
nic = [im(:,1) re(:,1)];
for i = 2:ny
nic = [nic im(:,i) re(:,i)];
end;
write_matrix(nic, '$1_nifr');
EOF
# Now invoke the standard error handling.
mtt_error mtt_error.txt
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