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annotate alignedTimestep.m @ 389:42c89b5eedc0 feature/beams

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Add borrowing constants for D2 operators in D4Variable
author Jonatan Werpers <jonatan@werpers.com>
date Tue, 10 Jan 2017 17:31:28 +0100
parents c71095442c57
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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12
c71095442c57 Added function to calculate an aligned timestep.
Jonatan Werpers <jonatan@werpers.com>
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1 % Calcualtes the largest timestep smaller than k_max that gives an integer
c71095442c57 Added function to calculate an aligned timestep.
Jonatan Werpers <jonatan@werpers.com>
parents:
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2 % number of timesteps to time T.
c71095442c57 Added function to calculate an aligned timestep.
Jonatan Werpers <jonatan@werpers.com>
parents:
diff changeset
3 % k_max -- largest allowable timestep
c71095442c57 Added function to calculate an aligned timestep.
Jonatan Werpers <jonatan@werpers.com>
parents:
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4 % T -- time to align with
c71095442c57 Added function to calculate an aligned timestep.
Jonatan Werpers <jonatan@werpers.com>
parents:
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5 %
c71095442c57 Added function to calculate an aligned timestep.
Jonatan Werpers <jonatan@werpers.com>
parents:
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6 % Returns:
c71095442c57 Added function to calculate an aligned timestep.
Jonatan Werpers <jonatan@werpers.com>
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7 % k -- calculated timestep
c71095442c57 Added function to calculate an aligned timestep.
Jonatan Werpers <jonatan@werpers.com>
parents:
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8 % N -- number to of timestep to reach T
c71095442c57 Added function to calculate an aligned timestep.
Jonatan Werpers <jonatan@werpers.com>
parents:
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9 function [k, N] = alignedTimestep(k_max, T)
c71095442c57 Added function to calculate an aligned timestep.
Jonatan Werpers <jonatan@werpers.com>
parents:
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10 N = ceil(T/k_max);
c71095442c57 Added function to calculate an aligned timestep.
Jonatan Werpers <jonatan@werpers.com>
parents:
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11 k = T/N;
c71095442c57 Added function to calculate an aligned timestep.
Jonatan Werpers <jonatan@werpers.com>
parents:
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12 end