fixed 2D vector art displayed on sphere

graph.cpp

@@ -769,6 +769,7 @@ EX shiftmatrix face_the_player(const shiftmatrix V) {
     return shiftless(cspin90(1, 2) * lrspintox(cspin90(2, 1) * uh) * xpush(hdist0(uh)) * cspin90(0, 2) * spin270());
     }
   #endif
+  if(embedded_plane && msphere) return shiftless(map_relative_push(unshift(V * zpush0(1))) * zpush(-1));
   return rgpushxto0(tC0(V));
   }