fix doxygen

trigonometric/bounding-box.c

@@ -180,10 +180,11 @@ void bounding_box_update_point(union bounding_box *destination, conv_generic_to_
 }
 
 /**
- * @brief bounding_box_apply_transform
- * @param scale scaling factor
- * @param rotation roation of bounding box around the origin in degrees (counterclockwise)
- * @param box bounding box the operations should be applied to
+ * @brief Apply transformations onto bounding box.
+ * @param scale Scaling factor
+ * @param rotation_deg Roation of bounding box around the origin in degrees (counterclockwise)
+ * @param flip_at_x Flip the boundig box on the x axis before rotating.
+ * @param box Bounding box the operations should be applied to.
  */
 void bounding_box_apply_transform(double scale, double rotation_deg, bool flip_at_x, union bounding_box *box)
 {

trigonometric/cell-trigonometrics.c

@@ -38,9 +38,9 @@ static void convert_gds_point_to_2d_vector(struct gds_point *pt, struct vector_2
 }
 
 /**
- * @brief update_box_with_gfx
- * @param box
- * @param gfx_list
+ * @brief Update the given bounding box with the bounding box of a graphics element.
+ * @param box box to update
+ * @param gfx Graphics element
  */
 static void update_box_with_gfx(union bounding_box *box, struct gds_graphics *gfx)
 {