ijk to hex

SymbolixAU · May 22, 2023 · 99bf96b · 99bf96b
1 parent 68f82f6
commit 99bf96b
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diff --git a/inst/include/h3libapi.h b/inst/include/h3libapi.h
@@ -636,6 +636,11 @@ inline void _geoToClosestFace(const LatLng *g, int *face, double *sqd) {
   fun(g, face, sqd);
 }
 
+inline void _ijkToHex2d(const CoordIJK *h, Vec2d *v) {
+  void(*fun)(const CoordIJK*, Vec2d*) =
+    (void(*)(const CoordIJK*, Vec2d*)) R_GetCCallable("h3lib", "_ijkToHex2d");
+  fun(h, v);
+}
 
 #ifdef __cplusplus
 }

diff --git a/src/init.c b/src/init.c
@@ -105,6 +105,7 @@ void attribute_visible R_init_h3lib(DllInfo *info)
   R_RegisterCCallable("h3lib", "_faceIjkToH3",                (DL_FUNC) &_faceIjkToH3);
   R_RegisterCCallable("h3lib", "cellToLocalIjk",              (DL_FUNC) &cellToLocalIjk);
   R_RegisterCCallable("h3lib", "_geoToClosestFace",           (DL_FUNC) &_geoToClosestFace);
+  R_RegisterCCallable("h3lib", "_ijkToHex2d",                 (DL_FUNC) &_ijkToHex2d);
 
 
   R_forceSymbols(info, TRUE);  // controls visibility