# HG changeset patch
# User Rik <rik@octave.org>
# Date 1578269813 28800
# Node ID 703156b6d6028bd2cd08cc0264a38caf72da3fcc
# Parent  543520386e1ee39d99375076e5798f054a4b025e
lighting.m: Fix problem with multiple scatter plots (bug #57537).

* lighting.m: Use a for loop to get "children" objects from "parents" variable
so that a cell array is not created by get().

diff -r 543520386e1e -r 703156b6d602 scripts/plot/appearance/lighting.m
--- a/scripts/plot/appearance/lighting.m	Sun Jan 05 20:26:16 2020 +0100
+++ b/scripts/plot/appearance/lighting.m	Sun Jan 05 16:16:53 2020 -0800
@@ -82,7 +82,10 @@
         parents(end+1) = hglist(i);
       endif
     endfor
-    kids = get (parents, "children");
+    kids = [];
+    for i = 1 : numel (parents)
+      kids = [kids; get(parents(i), "children")];
+    endfor
   endwhile
 
   ## FIXME: This is the old, simple code.