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annotate m-toolbox/classes/+utils/@xml/mat2str.m @ 13:e05504b18072 database-connection-manager

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Move more functions to utils.repository
author Daniele Nicolodi <nicolodi@science.unitn.it>
date Mon, 05 Dec 2011 16:20:06 +0100
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Daniele Nicolodi <nicolodi@science.unitn.it>
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1 % MAT2STR overloads the mat2str operator to set the precision at a central place.
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2 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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3 %
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4 % DESCRIPTION: MAT2STR overloads the mat2str operator to set the
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5 % precision at a central place.
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6 %
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7 % CALL: str = mat2str(number);
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8 % str = mat2str(matrix);
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9 %
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10 % VERSION: $Id: mat2str.m,v 1.2 2010/04/27 15:41:31 ingo Exp $
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11 %
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12 % HISTORY: 26-07-2007 Diepholz
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13 % Creation
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14 %
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15 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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16
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17 function str = mat2str(number)
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18
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19 MAX_PRECISION = 20;
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20
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21 s = size(number);
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22 if s(1) ~= 1 && s(2) ~= 1
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23 str = mat2str(number, MAX_PRECISION);
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24
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25 elseif isreal(number)
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26
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27 % For vectors it is faster to use sprintf directly
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28 if s(1) ~= s(2)
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29 str = '[';
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30 else
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31 str = '';
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32 end
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33 if s(1) > s(2)
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34 str = [str sprintf('%.17g;', number)];
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35 else
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36 str = [str sprintf('%.17g ', number)];
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37 end
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38 if s(1) ~= s(2)
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39 str = [str(1:end-1) ']'];
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40 else
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41 str = str(1:end-1);
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42 end
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43
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44 else
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45 str = mat2str(number, MAX_PRECISION);
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46 end
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47
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48 % Make sure that the string have brackets (necessary for eval(str))
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49 if ~isempty(str) && str(1) ~= '['
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50 str = ['[' str ']'];
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51 end
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52
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53 end
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