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annotate time.m @ 577:e45c9b56d50d feature/grids

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Add an Empty grid class The need turned up for the flexural code when we may or may not have a grid for the open water and want to plot that solution. In case there is no open water we need an empty grid to plot the empty gridfunction against to avoid errors.
author Jonatan Werpers <jonatan@werpers.com>
date Thu, 07 Sep 2017 09:16:12 +0200
parents 305d8bb366ce
children
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305d8bb366ce time: Added ability to avarage of several runs.
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1 function t_out = time(f, n)
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2 default_arg('n',1);
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3
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4 if n == 1
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5 t = timeOnce(f);
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6 else
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7 t = timeAvg(f, n);
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8 end
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9
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10 if nargout == 1
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11 t_out = t;
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12 else
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13 fprintf('Elapsed time is %.6f seconds.\n', t)
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14 end
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15 end
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17 function t = timeOnce(f)
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18 s = tic();
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20 f();
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21
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22 t = toc(s);
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23 end
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26 function t = timeAvg(f, n)
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27 s = tic();
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28
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29 for i = 1:n
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30 f();
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31 end
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33 t = toc(s)/n;
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34 end