Added new files to the brew, mainly distance and new-op-interface related

eo/src/eoDistance.h

@@ -0,0 +1,63 @@
+/* -*- mode: c++; c-indent-level: 4; c++-member-init-indent: 8; comment-column: 35; -*-
+
+    -----------------------------------------------------------------------------
+    eoObject.h
+      This is the base class for most objects in EO. It basically defines an interf
+    face for giving names to classes.
+
+    (c) GeNeura Team, 1998, 1999, 2000
+ 
+    This library is free software; you can redistribute it and/or
+    modify it under the terms of the GNU Lesser General Public
+    License as published by the Free Software Foundation; either
+    version 2 of the License, or (at your option) any later version.
+
+    This library is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+    Lesser General Public License for more details.
+
+    You should have received a copy of the GNU Lesser General Public
+    License along with this library; if not, write to the Free Software
+    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+
+    Contact: todos@geneura.ugr.es, http://geneura.ugr.es
+*/
+//-----------------------------------------------------------------------------
+
+#ifndef EODISTANCE_H
+#define EODISTANCE_H
+
+//-----------------------------------------------------------------------------
+
+using namespace std;
+
+//-----------------------------------------------------------------------------
+// eoDistance
+//-----------------------------------------------------------------------------
+/** Defines an interface for measuring distances between evolving objects */
+template <class EOT>
+class eoDistance {
+ public:
+  
+  /// Default Constructor.
+  eoDistance() {}
+
+  /// Copy constructor.
+  eoDistance( const eoDistance& ) {}
+
+  /// Virtual dtor. They are needed in virtual class hierarchies.
+  virtual ~eoDistance() {}
+  
+
+  /** Return the distance from the object with this interface to other
+      object of the same type.
+  */
+  virtual double distance( const EOT& ) const = 0;
+
+  /// Returns classname
+  virtual string className() const { return "eoDistance"; }
+
+};
+
+#endif EOOBJECT_H