Move height_func to RoamPoint and add lat-lon cache

[grits] / src / gis-world.h

diff --git a/src/gis-world.h b/src/gis-world.h
index 7994df2a96e70e22504b80228d4ad8407f983fad..93c47e33fd2761a66367749091fa9e5f39ade6f5 100644 (file)
--- a/src/gis-world.h
+++ b/src/gis-world.h
@@ -86,6 +86,9 @@ void lle2xyz(gdouble lat, gdouble lon, gdouble elev,
 void xyz2lle(gdouble x, gdouble y, gdouble z,
                gdouble *lat, gdouble *lon, gdouble *elev);
 
+void xyz2ll(gdouble x, gdouble y, gdouble z,
+               gdouble *lat, gdouble *lon);
+
 gdouble ll2m(gdouble lon_dist, gdouble lat);
 
 gdouble distd(gdouble *a, gdouble *b);