doxygen comment for maze cell sides

diff --git a/lib/ortho/maze.h b/lib/ortho/maze.h
index 755bb9c73f69f148954e1b3ada044ebd01119058..6ce671f2dff41960ed6d9dd77355e3587c0b2d89 100644 (file)
--- a/lib/ortho/maze.h
+++ b/lib/ortho/maze.h
@@ -51,7 +51,7 @@ typedef struct cell {
                             6. ─ left — right
                     */
   int nsides;
-  snode** sides;
+  snode** sides; ///< @brief up to four sides: @ref M_RIGHT, @ref M_TOP, @ref M_LEFT, @ref M_BOTTOM
   boxf  bb;
 } cell;