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diff spyh.m @ 359:0e198af1184b feature/beams

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Merge with default.
author Jonatan Werpers <jonatan@werpers.com>
date Tue, 06 Dec 2016 14:14:41 +0100
parents 5cb99f56f55e
children 12db86a8ec7b
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/spyh.m	Tue Dec 06 14:14:41 2016 +0100
@@ -0,0 +1,16 @@
+% spyh mimics the built in spy but returns a handle which allows modifying the plot.
+function h = spyh(A)
+    [n,m] = size(A);
+    [I,J] = find(A);
+
+    h = plot(J,I);
+    h.LineStyle = 'none';
+    h.Marker = '.';
+    h.MarkerSize = 14;
+
+    a = gca;
+    xlim([0 m+1]);
+    ylim([0 n+1]);
+    axis square
+    a.YDir = 'reverse';
+end
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