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annotate spyh.m @ 1031:2ef20d00b386 feature/advectionRV

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For easier comparison, return both the first order and residual viscosity when evaluating the residual. Add the first order and residual viscosity to the state of the RungekuttaRV time steppers
author Vidar Stiernström <vidar.stiernstrom@it.uu.se>
date Thu, 17 Jan 2019 10:25:06 +0100
parents 12db86a8ec7b
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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358
5cb99f56f55e Added some utility functions. Improved some documentation.
Jonatan Werpers <jonatan@werpers.com>
parents:
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1 % spyh mimics the built in spy but returns a handle which allows modifying the plot.
5cb99f56f55e Added some utility functions. Improved some documentation.
Jonatan Werpers <jonatan@werpers.com>
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2 function h = spyh(A)
5cb99f56f55e Added some utility functions. Improved some documentation.
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3 [n,m] = size(A);
5cb99f56f55e Added some utility functions. Improved some documentation.
Jonatan Werpers <jonatan@werpers.com>
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4 [I,J] = find(A);
5cb99f56f55e Added some utility functions. Improved some documentation.
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5
443
12db86a8ec7b Fix bug in spyh() when the matix has no non-zero elements.
Jonatan Werpers <jonatan@werpers.com>
parents: 358
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6 if ~isempty(J)
12db86a8ec7b Fix bug in spyh() when the matix has no non-zero elements.
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7 h = plot(J,I);
12db86a8ec7b Fix bug in spyh() when the matix has no non-zero elements.
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8 h.LineStyle = 'none';
12db86a8ec7b Fix bug in spyh() when the matix has no non-zero elements.
Jonatan Werpers <jonatan@werpers.com>
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9 h.Marker = '.';
12db86a8ec7b Fix bug in spyh() when the matix has no non-zero elements.
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10 h.MarkerSize = 14;
12db86a8ec7b Fix bug in spyh() when the matix has no non-zero elements.
Jonatan Werpers <jonatan@werpers.com>
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11 else
12db86a8ec7b Fix bug in spyh() when the matix has no non-zero elements.
Jonatan Werpers <jonatan@werpers.com>
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12 h = [];
12db86a8ec7b Fix bug in spyh() when the matix has no non-zero elements.
Jonatan Werpers <jonatan@werpers.com>
parents: 358
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13 end
358
5cb99f56f55e Added some utility functions. Improved some documentation.
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14
5cb99f56f55e Added some utility functions. Improved some documentation.
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15 a = gca;
5cb99f56f55e Added some utility functions. Improved some documentation.
Jonatan Werpers <jonatan@werpers.com>
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16 xlim([0 m+1]);
5cb99f56f55e Added some utility functions. Improved some documentation.
Jonatan Werpers <jonatan@werpers.com>
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17 ylim([0 n+1]);
5cb99f56f55e Added some utility functions. Improved some documentation.
Jonatan Werpers <jonatan@werpers.com>
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18 axis square
5cb99f56f55e Added some utility functions. Improved some documentation.
Jonatan Werpers <jonatan@werpers.com>
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19 a.YDir = 'reverse';
5cb99f56f55e Added some utility functions. Improved some documentation.
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20 end