git-svn-id: svn://svn.icms.temple.edu/lammps-ro/trunk@12650 f3b2605a-c512-4ea7-a41b-209d697bcdaa

lib/colvars/colvarbias.h

@@ -29,6 +29,15 @@ public:
   /// Calculate change in energy from using alternate configuration
   virtual cvm::real energy_difference(std::string const &conf);
 
+  /// Give the total number of bins for a given bias.
+  virtual int bin_num();
+  /// Calculate the bin index for a given bias.
+  virtual int current_bin();
+  //// Give the count at a given bin index.
+  virtual int bin_count(int bin_index);  
+  //// Share information between replicas, whatever it may be.
+  virtual void replica_share() {};
+
   /// Perform analysis tasks
   virtual inline void analyse() {}