Overview
Comment:Check and fix size of u0.
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SHA3-256: 153cb373e21d3034401b2d6e00d94ef051463eedfd324333368c29d807e6a504
User & Date: gawthrop@users.sourceforge.net on 1996-08-16 14:26:37
Other Links: branch diff | manifest | tags
Context
1996-08-16
14:27:25
Make a dummy function when no parameters (MTTNVar=0). check-in: 48861643d3 user: gawthrop@users.sourceforge.net tags: origin/master, trunk
14:26:37
Check and fix size of u0. check-in: 153cb373e2 user: gawthrop@users.sourceforge.net tags: origin/master, trunk
14:26:07
Fixed multi-output bug.
Made sure that u0 is ok. check-in: 0791ae253c user: gawthrop@users.sourceforge.net tags: origin/master, trunk
Changes
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Modified mttroot/mtt/bin/trans/m/dm2fr.m from [4382f8c844] to [72a8466d78]. 

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function  fr = dm2fr(A,B,C,D,E,W,u0)
% fr = dm2fr(A,B,C,D,E,W,u0)
% Descriptor matrix to frequency response.
% A,B,C,D,E - descriptor matrices
% W vector of frequency points
% u0 input gain vector: u = u0*unit phasor

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



% %% Revision 1.3  1996/08/15 11:53:44  peter
% %% Now has u0 input vector
% %%
% %% Revision 1.2  1996/08/15 10:24:28  peter
% %% Includes u0 argument.
% %%
% %% Revision 1.1  1996/08/10 14:11:28  peter
% %% Initial revision
% %%
% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

[Ny,Nu] = size(D);
[Ny,Nx] = size(C);
N = length(W);

if nargin<7
  u0 = zeros(Nu,1);
  u0(1) = 1;



end;















fr = zeros(N,Ny);
i = 0;
for w = W'
  i = i+1;
  FR = C*( (E*j*w - A) \ B ) + D;
  fr(i,:) = conj(FR');
end;


















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function  fr = dm2fr(A,B,C,D,E,W,u0)
% fr = dm2fr(A,B,C,D,E,W,u0)
% Descriptor matrix to frequency response.
% A,B,C,D,E - descriptor matrices
% W vector of frequency points
% u0 input gain vector: u = u0*unit phasor

% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% %% Version control history
% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% %% $Id$
% %% $Log$
% %% Revision 1.4  1996/08/15 12:50:51  peter
% %% Put in a conj to undo effect of transpose.
% %%
% %% Revision 1.3  1996/08/15 11:53:44  peter
% %% Now has u0 input vector
% %%
% %% Revision 1.2  1996/08/15 10:24:28  peter
% %% Includes u0 argument.
% %%
% %% Revision 1.1  1996/08/10 14:11:28  peter
% %% Initial revision
% %%
% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

[Ny,Nu] = size(D);
[Ny,Nx] = size(C);
N = length(W);

if nargin<7
  U0 = zeros(Nu,1);
  U0(1) = 1;
else
  for i=1:Nu
    U0(i) = u0(i);
  end;
end;

u0 = U0;

[n,m]=size(W);
if m>n
  W=W';
end;

[n,m]=size(u0);
if m>n
  u0=u0';
end;


fr = zeros(N,Ny);
i = 0;
for w = W'
  i = i+1;
  FR = C*( (E*j*w - A) \ B*u0 ) + D*u0
  fr(i,:) = conj(FR');
end;
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