Avg.h

#ifndef Avg_h
#define Avg_h
#include "Primitive.h"
 
namespace Tree {
namespace Primitives {

class Avg : public Primitive
{
public:
    Avg(void)
    {
        nArguments_ = 2;
        name_ = "avg";
    }
 
    ~Avg(void)
    {   }
 
    void execute(void* result, Tree& tree)
    {
        double& avg = *(double*)result;
        double first, second;
        getNextArgument(&first, tree);
        getNextArgument(&second, tree);
        avg = (first + second) / 2;
    }
};
 
}
}
 
#endif