[panotools-cvs] /hgroot/panotools/libpano: Prevent division by zero [791473]

[<pan...@li...>]

branch:     
details:    http://panotools.hg.sourceforge.net/hgweb/panotools/panotools/hgroot/panotools/libpano/rev/6e390e07eac5
changeset:  775:6e390e07eac5
user:       tmodes
date:       Sun Mar 03 08:32:00 2013 +0100
description:

Prevent division by zero [791473]

diffstat:

 math.c |  2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diffs (12 lines):

diff -r 1b78f71b2c32 -r 6e390e07eac5 math.c
--- a/math.c	Sun Mar 03 08:31:17 2013 +0100
+++ b/math.c	Sun Mar 03 08:32:00 2013 +0100
@@ -329,7 +329,7 @@
                                 ((double*)params)[1]) * rs + ((double*)params)[0]) * rs;
         }
 
-        scale = rs / rd;
+        scale = (rd!=0.0) ? rs / rd : 1.0f;
 //      printf("scale = %lg iter = %d\n", scale,iter);  
         
         *x_src = x_dest * scale  ;