FCountKernel: comment improvement

Tests/noDist/Adaptive/FCountKernel.hpp

@@ -187,11 +187,14 @@ struct FCountKernel {
      * Direct computation of interactions between particles of a leaf and those
      * of its neighbours.
      *
-     * \param unnamed Unused, coordinates of the target node
+     * \note This overload computes the interactions between the cell and itself in
+     * addition to the given neighbours.
+     *
+     * \param c Unused, coordinates of the target node
      * \param target_particle_container Target node target particle container
      * \param source_particle_container Target node source particle container
      * \param u_item_source_particle_container Source particle container pointer array
-     * \param unnamed Unused, source particle container array positions relative to current leaf
+     * \param positions Unused, source particle container array positions relative to current leaf
      * \param u_item_count u_item_source_particle_container size
      */
     void P2P(const FTreeCoordinate& c,
@@ -210,6 +213,22 @@ struct FCountKernel {
     static bool NeedFinishedM2LEvent() {return false;}
     void finishedLevelM2L(int){}
 
+    /**
+     * \brief Particle to particle
+     *
+     * Direct computation of interactions between particles of a leaf and those
+     * of its neighbours.
+     *
+     * \note This overload computes the interactions between the cell and its given
+     * neighbours.
+     *
+     * \param c Unused, coordinates of the target node
+     * \param target_particle_container Target node target particle container
+     * \param source_particle_container Target node source particle container
+     * \param u_item_source_particle_container Source particle container pointer array
+     * \param positions Unused, source particle container array positions relative to current leaf
+     * \param u_item_count u_item_source_particle_container size
+     */
     void P2P(const FTreeCoordinate&,
              ContainerClass* const target_particle_container,
              const ContainerClass* const  source_particle_container,