X-Git-Url: https://git.street.me.uk/andy/viking.git/blobdiff_plain/5590651454434a0bff2afe3b159e877808083e74..e96fe99dfb8c926ba4c6ee558380cc3f7f5241bc:/src/dems.h

diff --git a/src/dems.h b/src/dems.h
index cf8b1a9f..0d93244d 100644
--- a/src/dems.h
+++ b/src/dems.h
@@ -4,6 +4,12 @@
 #include "dem.h"
 #include "vikcoord.h"
 
+typedef enum {
+  VIK_DEM_INTERPOL_NONE = 0,
+  VIK_DEM_INTERPOL_SIMPLE,
+  VIK_DEM_INTERPOL_BEST,
+} VikDemInterpol;
+
 void a_dems_uninit ();
 VikDEM *a_dems_load(const gchar *filename);
 void a_dems_unref(const gchar *filename);
@@ -12,7 +18,7 @@ void a_dems_load_list ( GList **dems );
 void a_dems_list_free ( GList *dems );
 GList *a_dems_list_copy ( GList *dems );
 gint16 a_dems_list_get_elev_by_coord ( GList *dems, const VikCoord *coord );
-gint16 a_dems_get_elev_by_coord ( const VikCoord *coord );
+gint16 a_dems_get_elev_by_coord ( const VikCoord *coord, VikDemInterpol method);
 
 #endif
 #include <glib.h>