source: cpp/f8-to-f1/conv_f8tof1.h @ 26

/*
 *  conv_f8tof1.h
 *  L-systemToF1
 *
 *  Created by Maciej Wajcht on 08-03-21.
 *  Copyright 2008 __MyCompanyName__. All rights reserved.
 *
 */

#ifndef _CONV_F8_TO_F1_H
#define _CONV_F8_TO_F1_H

#include <map>
#include <vector>
#include <string>
#include <list>
#include <iostream>
#include "genoconv.h"
#include "model.h"

using std::ostream;
using std::vector;
using std::list;
using std::string;
using std::map;

enum RelationType {
        r_greater,
        r_greaterEqual,
        r_less,
        r_lessEqual,
        r_equal,
        r_different
};

class Condition {
public:
        RelationType relation;
        SString parameter;
        double value;
        
        friend ostream& operator<<(ostream& os, const Condition& c);
};

class ActionP; //only declaration

/// superclass of all actions, e.g. Production, PrimitiveProduction etc.
class Action {
public:
        /// action's name
        SString name;
        /// if true action should ignore params passed to it
        bool ignoreParams;
        /// gets string representaion of this action in f1 format
        virtual const SString getF1Genotype(vector<double> params) = 0;
        /// gets list of actions with double parameters to each of them
        /// @param params parameters passed to this action
        virtual const list<ActionP> getActionList(const vector<double> params) = 0;
        /// gets string representaion of this action in f8 format
        virtual const SString getF8Representation() = 0;
        virtual ~Action() {}
};

/// this class consists of pointer to some action and a list of parameters to that action;
/// parameters are kept as strings
class ActionStrP {
public:
        Action *action;
        vector<SString> params;
};

/// this class consists of pointer to some action and a list of parameters to that action;
/// parameters are kept as doubles
class ActionP {
public:
        Action *action;
        vector<double> params;
};

/// part of production which is used in translation only if all the conditions are met
class SubProduction {
public:
        /// list of conditions necessary to be met
        vector<Condition> conditions;
        /// actions with params (as strings)
        vector<ActionStrP> actions;
};

/// primitive production; it's directly translated to its f1 equivalent
/// e.g. X, r, R etc.
class PrimitiveProduction : public Action {
public:
        PrimitiveProduction(const SString command);
        const SString getF1Genotype(const vector<double> params);
        const list<ActionP> getActionList(const vector<double> params);
        const SString getF8Representation();
protected:
        SString f1command;
        SString f8command;
};

/// param production; all param productions during translation are replaced with the current value of parameter
/// pointed by this production
class ParamProduction : public Action {
public:
        ParamProduction(const SString paramName);
        const SString getF1Genotype(const vector<double> params);
        const list<ActionP> getActionList(const vector<double> params);
        const SString getF8Representation();
protected:
        SString paramName;
};

/// neuron production; it is directly translated to f1 without any change
class NeuronProduction : public Action {
public:
        NeuronProduction(SString body);
        const SString getF1Genotype(const vector<double> params);
        const list<ActionP> getActionList(const vector<double> params);
        const SString getF8Representation();
protected:
        SString body;
};

/// class which keeps all parameters of a production and enables to access them in convenient way
/// IMPORTANT! All indices (positions) begins with 1 (not 0)!
class ParameterCollection {
public:
        /// returns parameter's value
        /// @param position parameter's position (first parameter has an index 1!)
        const double getValue(int position);
        /// returns parameter's value
        /// @param name parameter's name
        const double getValue(SString name);
        /// returns parameter's name
        /// @param position parameter's position (first parameter has an index 1!)
        const SString getParameterName(int position);
        /// returns parameter's position (first parameter has an index 1!)
        /// @param name parameter's name
        const int getParameterPosition(SString name);
        /// sets parameter's value
        /// @param position parameter's position
        /// @param value parameter's new value
        void setValue(int position, double value);
        /// sets parameter's value
        /// @param name parameter's name
        /// @param value parameter's new value
        void setValue(SString name, double value);
        /// adds parameter
        /// @param name parameter's name
        /// @param position desired parameter's position; defualts to -1 which means it will have first available position
        /// @param value parameter's value; defaults to 0.0
        void addParameter(SString name, int position = -1, double value = 0.0);
        /// returns the number of parameters kept in this class
        const int size();
        /// removes a parameter
        /// @param position position of parameter to be deleted
        void removeParameter(int position);
        /// removes a parameter
        /// @param name name of parameter to be deleted
        void removeParameter(SString name);
        /// returns true if parameter with given name exists
        /// @param name parameter's name
        bool paramExist(SString name);
protected:
        vector<string> parameters;
        map<string, double> paramValues;
};

/// represents a general rule in L-systems
/// only "calls" to Production in genotype are replaced in translation procedure
class Production : public Action {
public:
        /// parameters of this production
        ParameterCollection parameters;
        /// list of subproductions
        vector<SubProduction> subproductions;
        
        Production();
        ~Production() {};
        const SString getF1Genotype(const vector<double> params);
        const list<ActionP> getActionList(const vector<double> params);
        const SString getF8Representation();
};

/// Main class that represents a genotype in f8 format
class Lsystem {
public:
        /// number of iterations in f8->f1 translation procedure
        int iterations;
        /// map of parameters of start production; key - parameter's name, value - parameter's value
        map<string, double> startParams;
        /// map of productions of L-system; key - productions's name, value - pointer to production
        map<string, Production*> productions;
        /// collection of neuron productions held in L-system
        vector<NeuronProduction*> neuronProductions;
        /// first production's name
        string firstProductionName;
        
        Lsystem();
        ~Lsystem();
        /// returns a primitive production of a given name
        /// @param name primitive production's name
        PrimitiveProduction* getPrimitiveProduction(SString name);
        /// returns a param production of a given name
        /// @param name param production's name
        ParamProduction* getParamProduction(SString name);
        /// gets string representation of this L-system (f8 genotype)
        SString toString();
        /// returns all actions
        /// @param normal if true all normal actions will be included
        /// @param primitives if true all primitive actions will be included
        /// @param params if true all param actions will be included
        /// @param neurons if true all neuron actions will be included
        vector<Action*> getAllActions(bool normal, bool primitives, bool params, bool neurons);
protected:
        map<string, PrimitiveProduction*> primitiveProductions;
        map<string, ParamProduction*> paramProductions;
        
        void removeEmptySubproductionsAndProductions();
};

/// Converter between f8 and f1 format
class GenoConv_F8ToF1 : public GenoConverter {
public:
        /// Default constructor
        GenoConv_F8ToF1() {
                name = "f8 to f1 converter";
                in_format = '8';
                out_format = '1';
                mapsupport = 0;
                info = "ble";
                maxF1Length = 500;
        }
        
        /// Constructor with parameter
        /// @param f1LengthLimit If resulting f1 genotype is longer than f1LengthLimit, converter aborts its job
        GenoConv_F8ToF1(int f1LengthLimit) {
                name = "f8 to f1 converter";
                in_format = '8';
                out_format = '1';
                mapsupport = 0;
                info = "ble";
                maxF1Length = f1LengthLimit;
        }
        
        ~GenoConv_F8ToF1() {}
        
        SString convert(SString &in, MultiMap *map);
        
        /// check syntax of given f8 genotype
        /// @param geno f8 genotype to be checked
        bool checkSyntax(const char *geno);
        
        /// returns names of productions in a given genotype
        /// @param in f8 genotype
        vector<SString> readProductionNames(const SString &in);
        //Lsystem* createLsystem(const SString &in);
        
        /// creates Lsystem object based on input genotype
        /// @param f8 genotype
        Lsystem* createLsystem(SString in);
protected:
        bool parseInput(const char* src, Lsystem* lsys);
        int maxF1Length;
};

#endif