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1 | function varargout=ceil(varargin) |
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2 | %FLOOR (overloaded) |
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3 | |
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4 | % Author Johan Löfberg |
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5 | % $Id: floor.m,v 1.2 2006/07/26 20:17:58 joloef Exp $ |
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6 | |
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7 | switch class(varargin{1}) |
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8 | |
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9 | case 'sdpvar' % Overloaded operator for SDPVAR objects. Pass on args and save them. |
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10 | |
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11 | x = varargin{1}; |
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12 | [n,m] = size(x); |
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13 | x = reshape(x,n*m,1); |
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14 | y = []; |
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15 | for i = 1:n*m |
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16 | y = [y;yalmip('addextendedvariable',mfilename,extsubsref(x,i))]; |
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17 | end |
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18 | y = reshape(y,n,m); |
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19 | varargout{1} = y; |
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20 | |
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21 | case 'char' % YALMIP send 'graph' when it wants the epigraph or hypograph |
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22 | switch varargin{1} |
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23 | case {'milp','graph'} |
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24 | % Description using epigraphs |
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25 | t = varargin{2}; |
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26 | X = varargin{3}; |
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27 | |
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28 | c = intvar(1,1); |
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29 | F = set(x-1 <= c <= x); |
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30 | |
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31 | varargout{1} = F; |
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32 | varargout{2} = struct('convexity','milp','monotonicity','milp','definiteness','milp'); |
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33 | varargout{3} = X; |
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34 | |
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35 | otherwise |
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36 | error('SDPVAR/SORT called with CHAR argument?'); |
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37 | end |
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38 | otherwise |
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39 | error('Strange type on first argument in SDPVAR/SORT'); |
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40 | end |
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