Mercurial > hg > octave-lyh

changeset 14782:566cf544d020

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Fix scatter() for filled markers using gnuplot. * scripts/plot/scripts/__scatter__.m: Allow filled markers with using gnuplot and when the color is specified as an RGB triplet. Bug # 36193. Add demo.
author John Hunt <huntj@gmx.us>
date Tue, 19 Jun 2012 19:00:55 -0400
parents e190f6da40f6
children e70a0c9cada6
files scripts/plot/private/__scatter__.m scripts/plot/scatter.m
diffstat 2 files changed, 10 insertions(+), 1 deletions(-) [+]
line wrap: on
line diff
--- a/scripts/plot/private/__scatter__.m
+++ b/scripts/plot/private/__scatter__.m
@@ -268,7 +268,8 @@
     ## Does gnuplot only support triangles with different vertex colors ?
     ## TODO - Verify gnuplot can only support one color. If RGB triplets
     ##        can be assigned to each vertex, then fix __go_draw_axe__.m
-    gnuplot_hack = numel (x) > 1 && strcmp (toolkit, "gnuplot");
+    gnuplot_hack = (numel (x) > 1 && size(c, 2) == 3
+                    && strcmp (toolkit, "gnuplot"));
     if (ischar (c) || ! isflat || gnuplot_hack)
       if (filled)
         h = __go_patch__ (hg, "xdata", x, "ydata", y, "zdata", z,
--- a/scripts/plot/scatter.m
+++ b/scripts/plot/scatter.m
@@ -92,6 +92,14 @@
 %! clf;
 %! x = randn (100, 1);
 %! y = randn (100, 1);
+%! c = x .* y;
+%! scatter (x, y, 20, c, "filled");
+%! title ('Scatter with colors');
+
+%!demo
+%! clf;
+%! x = randn (100, 1);
+%! y = randn (100, 1);
 %! scatter (x, y, [], sqrt (x.^2 + y.^2));
 %! title ('Scatter plot with bubble color determined by distance from origin');