X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=distort-stl;h=68290c410a6ae4738d680d6409abd8f3464c008e;hb=6dba99d4594590c1af949fbd0379d366a05c2ca6;hp=b5ccb996f43f39860d1f172ccd5d145d39199e1e;hpb=b92f50a2bbede792f1fd171591a45681a467ad7d;p=reprap-play.git

diff --git a/distort-stl b/distort-stl
index b5ccb99..68290c4 100755
--- a/distort-stl
+++ b/distort-stl
@@ -32,7 +32,7 @@ use Data::Dumper;
 
 sub TAU () { M_PI * 2; }
 
-our $debug = $ENV{DISTORT_DEBUG};
+our $debug = $ENV{DISTORT_DEBUG} // 0 ;
 
 my $ps = $ENV{DISTORT_PS};
 if ($ps) {