op_node.h

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/****************************************************************************************
 * SCYLLARUS : C++ HYPERSPECTRAL PROCESSING LIBRARY
 * op_node.h - Operation node for arithmetic tree
 *
 * This computer code is subject to copyright:
 * (c) National ICT Australia Limited (NICTA) 2013-2014 All Rights Reserved.
 *
 * Jeremy Oorloff, National ICT Australia (NICTA)
 *
 ***************************************************************************************/

#ifndef OP_NODE_H_
#define OP_NODE_H_

#include <armadillo>

namespace scyl
{

class op_node
{

public:

    enum op_type
    {
        MUL,
        DIV,
        ADD,
        SUB,
        LES,
        GRE,
        POW
    };


    op_node();
    op_node(float in);
    op_node(arma::fmat in);
    op_node(scyl::op_node::op_type op);
    virtual ~op_node();

    scyl::op_node * left;
    scyl::op_node * right;

    arma::fmat result();


private:

    bool m_result_set;
    arma::fmat m_result;
    scyl::op_node::op_type m_op;
};

}

#endif /* OP_NODE_H_ */