[Redbutton-devel] SF.net SVN: redbutton: [255] redbutton-browser/trunk/MHEGCanvas.c

[<ski...@us...>]

Revision: 255
          http://svn.sourceforge.net/redbutton/?rev=255&view=rev
Author:   skilvington
Date:     2007-03-23 06:51:06 -0700 (Fri, 23 Mar 2007)

Log Message:
-----------
don't draw polygons/lines with no edges

Modified Paths:
--------------
    redbutton-browser/trunk/MHEGCanvas.c

Modified: redbutton-browser/trunk/MHEGCanvas.c
===================================================================
--- redbutton-browser/trunk/MHEGCanvas.c	2007-03-23 13:45:24 UTC (rev 254)
+++ redbutton-browser/trunk/MHEGCanvas.c	2007-03-23 13:51:06 UTC (rev 255)
@@ -351,6 +351,9 @@
 	for(pos=xy_list; pos; pos=pos->next)
 		nxpts ++;
 
+	if(nxpts == 0)
+		return;
+
 	/* +1 so we can close it for XDrawLines */
 	xpts = safe_malloc((nxpts + 1) * sizeof(XPoint));
 
@@ -418,6 +421,9 @@
 	for(pos=xy_list; pos; pos=pos->next)
 		nxpts ++;
 
+	if(nxpts == 0)
+		return;
+
 	xpts = safe_malloc(nxpts * sizeof(XPoint));
 
 	pos = xy_list;


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