a_ocriteria.h

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/*
Copyright 2010-2011 Pierre SMARS (smars@yuntech.edu.tw)
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 2 of the License, or
(at your option) any later version.
 
This program 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 General Public License for more details.
 
You should have received a copy of the GNU General Public License
along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _A_OCRITERIA_H_
#define _A_OCRITERIA_H_
 
class a_structure;
 
class a_ocriteria
{
public:
        a_ocriteria() {}
        virtual double f(const a_structure * f) const {return 0.;}
};
 
#endif