update

lib/Slic3r/ExtrusionPath.pm

@@ -0,0 +1,13 @@
+package Slic3r::ExtrusionPath;
+use strict;
+use warnings;
+
+use parent qw(Exporter);
+
+our @EXPORT_OK = qw(EXTR_ROLE_PERIMETER EXTR_ROLE_EXTERNAL_PERIMETER EXTR_ROLE_OVERHANG_PERIMETER
+    EXTR_ROLE_FILL EXTR_ROLE_SOLIDFILL EXTR_ROLE_TOPSOLIDFILL EXTR_ROLE_GAPFILL EXTR_ROLE_BRIDGE 
+    EXTR_ROLE_SKIRT EXTR_ROLE_SUPPORTMATERIAL EXTR_ROLE_SUPPORTMATERIAL_INTERFACE
+    EXTR_ROLE_NONE);
+our %EXPORT_TAGS = (roles => \@EXPORT_OK);
+
+1;