/home/coin/svn-release/OS-2.10.0/OS/src/OSCommonInterfaces/OSExpressionTree.h

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/* $Id: OSExpressionTree.h 4996 2015-04-14 20:38:45Z Gassmann $ */
#ifndef EXPRESSIONTREE_H
#define EXPRESSIONTREE_H

#include "OSnLNode.h"
#include <vector>
#include <map>

class ExprNode; 
class OSnLNode; 
class OSnLMNode; 

class OSExpressionTree
{
public:
    OSExpressionTree();

    ~OSExpressionTree();

    std::map<int, int> *mapVarIdx;

    //virtual std::map<int, int> *getVariableIndicesMap();

    bool m_bIndexMapGenerated;

    bool bADMustReTape;

    bool bDestroyNlNodes;

    bool IsEqual(OSExpressionTree *that);
};//end OSExpressionTree


class ScalarExpressionTree : public OSExpressionTree
{
public:

    OSnLNode *m_treeRoot;

    ScalarExpressionTree();

    ~ScalarExpressionTree();

    bool IsEqual(ScalarExpressionTree *that);

    std::vector<ExprNode*> getPrefixFromExpressionTree();

    std::vector<ExprNode*> getPostfixFromExpressionTree();

    std::map<int, int> *getVariableIndicesMap();

#if 0

    bool m_bIndexMapGenerated;

    bool bADMustReTape;

    bool bDestroyNlNodes;
#endif

    double calculateFunction( double *x, bool new_x);

    //bool deepCopyFrom(ScalarExpressionTree *that);

private:
    double m_dTreeRootValue;
};//end ScalarExpressionTree


class MatrixExpressionTree : public OSExpressionTree
{
public:
    OSnLMNode *m_treeRoot;

    MatrixExpressionTree();

    ~MatrixExpressionTree();

    bool IsEqual(MatrixExpressionTree *that);

    std::vector<ExprNode*> getPrefixFromExpressionTree();

    std::vector<ExprNode*> getPostfixFromExpressionTree();

    //std::map<int, int> *getVariableIndicesMap();

#if 0

    bool m_bIndexMapGenerated;

    bool bADMustReTape;

    bool bDestroyNlNodes;

    double calculateFunction( double *x, bool new_x);
#endif

private:

    //double m_dTreeRootValue;
};//end MatrixExpressionTree

#endif

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