[Octave-cvsupdate] SF.net SVN: octave:[10255] trunk/octave-forge/main/plot/inst

[<car...@us...>]

Revision: 10255
          http://octave.svn.sourceforge.net/octave/?rev=10255&view=rev
Author:   carandraug
Date:     2012-04-17 09:20:28 +0000 (Tue, 17 Apr 2012)
Log Message:
-----------
plot: replace calls to usage() by print_usage() (usage is redundant and going to be deprecated in 3.8) and use of default arguments for simpler input check.

Modified Paths:
--------------
    trunk/octave-forge/main/plot/inst/dxfwrite.m
    trunk/octave-forge/main/plot/inst/plotdecimate.m

Modified: trunk/octave-forge/main/plot/inst/dxfwrite.m
===================================================================
--- trunk/octave-forge/main/plot/inst/dxfwrite.m	2012-04-17 09:17:16 UTC (rev 10254)
+++ trunk/octave-forge/main/plot/inst/dxfwrite.m	2012-04-17 09:20:28 UTC (rev 10255)
@@ -34,8 +34,7 @@
   ## Check arguments
   nb = 0;
   if nargin <= 1
-    usage("dxfwrite = (filename, pl, ...)");
-    return;
+    print_usage;
   endif
   
   ## Open file

Modified: trunk/octave-forge/main/plot/inst/plotdecimate.m
===================================================================
--- trunk/octave-forge/main/plot/inst/plotdecimate.m	2012-04-17 09:17:16 UTC (rev 10254)
+++ trunk/octave-forge/main/plot/inst/plotdecimate.m	2012-04-17 09:20:28 UTC (rev 10255)
@@ -31,17 +31,11 @@
 ## plots, set @var{so} to @var{false}.
 ## @end deftypefn
 
-function C = plotdecimate (P, so, res)
+function C = plotdecimate (P, so = true, res = 1e-3)
 
   if (!ismatrix(P) || columns(P) != 2)
     error("P must be a matrix with two columns");
   endif
-  if (nargin < 2)
-    so = true;                  # do segment optimisation
-  endif
-  if (nargin < 3)
-    res = 1e-3;                 # default resolution is 1000 dots/axis
-  endif
 
   ## Slack: admissible error on coordinates on the output plot
   if (isscalar(res))

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