Dynamic-Calibration/utils/YALMIP-master/extras/recovernc.m

40 lines
1.4 KiB
Matlab
Executable File

function varargout = recover(lmi_variables)
%RECOVER Create NCVAR object using variable indicies
if isempty(lmi_variables)
varargout{1} = [];
else
if isa(lmi_variables,'ncvar') | isa(lmi_variables,'lmi') | isa(lmi_variables,'constraint')
varargout{1} = flush(recover(depends(lmi_variables)));
else
n = length(lmi_variables);
i=1:n;
if nargout <= 1
lmi_variables = lmi_variables(:)';
basis = sparse(i,i+1,ones(n,1),n,n+1);
if any(diff(lmi_variables)<0)
[i,j]=sort(lmi_variables);
basis = [basis(:,1) basis(:,j+1)];
lmi_variables = lmi_variables(j);
end
[un_Z_vars2] = uniquestripped(lmi_variables);
if length(un_Z_vars2) < length(lmi_variables)
[un_Z_vars,hh,jj] = unique(lmi_variables);
if length(lmi_variables) ~= length(un_Z_vars)
basis = basis*sparse([1 1+jj(:)'],[1 1+(1:length(jj))],ones(1,1+length(jj)))';
lmi_variables = un_Z_vars;
end
end
varargout{1} = ncvar(n,1,[],lmi_variables(:)',basis,0);
else
x = ncvar(n,1,[],lmi_variables(:)',sparse(i,i+1,ones(n,1),n,n+1),0);
for i = 1:length(lmi_variables)
varargout{i} = flush(x(i));
end
end
end
end