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annotate time.m @ 1198:2924b3a9b921 feature/d2_compatible

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Add OpSet for fully compatible D2Variable, created from regular D2Variable by replacing d1 by first row of D1. Formal reduction by one order of accuracy at the boundary point.
author Martin Almquist <malmquist@stanford.edu>
date Fri, 16 Aug 2019 14:30:28 -0700
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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16
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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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22 t = toc(s);
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23 end
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25
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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