--- trunk/mdtools/headers/Atom.hpp	2003/01/08 21:53:53	224
+++ trunk/mdtools/headers/Atom.hpp	2003/01/08 21:54:20	225
@@ -77,6 +77,9 @@ class Atom{ (public)
 
   char *getType() {return c_name;}
   void setType(char * name) {strcpy(c_name,name);}
+  
+  int getIdent( void ) { return ident; }
+  void setIdent( int info ) { ident = info; }
 
   void set_n_hydrogens( int n_h ) {c_n_hyd = n_h;}
   int get_n_hydrogens() const {return c_n_hyd;}
@@ -109,6 +112,7 @@ class Atom{ (public)
   int offsetX, offsetY, offsetZ;
 
   char c_name[100]; /* it's name */
+  int ident;  // it's unique numeric identity.
 
   int c_n_hyd; // the number of hydrogens bonded to the atom