X-Git-Url: https://git.street.me.uk/andy/viking.git/blobdiff_plain/5ef1d57eb0a455bf87dc573e6cf3710084630aef..7ee554493260f2233d5984527188850a5404984f:/src/dem.h?ds=inline

diff --git a/src/dem.h b/src/dem.h
index 85964d1c..467f67ab 100644
--- a/src/dem.h
+++ b/src/dem.h
@@ -1,3 +1,24 @@
+/*
+ * viking -- GPS Data and Topo Analyzer, Explorer, and Manager
+ *
+ * Copyright (C) 2003-2008, Evan Battaglia <gtoevan@gmx.net>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
+ */
+
 #ifndef __VIKING_DEM_H
 #define __VIKING_DEM_H
 
@@ -46,6 +67,7 @@ gint16 vik_dem_get_xy ( VikDEM *dem, guint x, guint y );
 
 gint16 vik_dem_get_east_north ( VikDEM *dem, gdouble east, gdouble north );
 gint16 vik_dem_get_simple_interpol ( VikDEM *dem, gdouble east, gdouble north );
+gint16 vik_dem_get_shepard_interpol ( VikDEM *dem, gdouble east, gdouble north );
 gint16 vik_dem_get_best_interpol ( VikDEM *dem, gdouble east, gdouble north );
 
 void vik_dem_east_north_to_xy ( VikDEM *dem, gdouble east, gdouble north, guint *col, guint *row );