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changeset 20425:4e15a4c331e7

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doc: Fix griddata example to new calling convention * geometry.txi (Interpolation on Scattered Data): Fix griddata example. * geometryimages.m: Fix griddata call to match documented example and produce the correct figure.
author Mike Miller <mtmiller@octave.org>
date Fri, 22 May 2015 19:12:57 -0400
parents 561af1ab6099
children b5d2f6954c48
files doc/interpreter/geometry.txi doc/interpreter/geometryimages.m
diffstat 2 files changed, 4 insertions(+), 2 deletions(-) [+]
line wrap: on
line diff
--- a/doc/interpreter/geometry.txi
+++ b/doc/interpreter/geometry.txi
@@ -433,7 +433,8 @@
 y = 2*rand (size (x)) - 1;
 z = sin (2*(x.^2+y.^2));
 [xx,yy] = meshgrid (linspace (-1,1,32));
-griddata (x,y,z,xx,yy);
+zz = griddata (x, y, z, xx, yy);
+mesh (xx, yy, zz);
 @end group
 @end example
 
--- a/doc/interpreter/geometryimages.m
+++ b/doc/interpreter/geometryimages.m
@@ -65,7 +65,8 @@
     y = 2 * rand (size (x)) - 1;
     z = sin (2 * (x.^2 + y.^2));
     [xx,yy] = meshgrid (linspace (-1,1,32));
-    griddata (x,y,z,xx,yy);
+    zz = griddata (x, y, z, xx, yy);
+    mesh (xx, yy, zz);
     print ([nm "." typ], d_typ);
   elseif (strcmp (nm, "convhull"))
     x = -3:0.05:3;