source: cpp/frams/genetics/fn/fn_conv.cpp @ 950

// This file is a part of Framsticks SDK.  http://www.framsticks.com/
// Copyright (C) 1999-2018  Maciej Komosinski and Szymon Ulatowski.
// See LICENSE.txt for details.

#include "fn_conv.h"
#include <frams/vm/classes/collectionobj.h>

GenoConv_fn0::GenoConv_fn0()
{
        name = "Vector of real values, no phenotype"; //for numerical optimization; custom fitness function must be provided in script. See oper_fn.cpp for more details.
        in_format = 'n';
        out_format = '0';
        mapsupport = 0;
}



SString GenoConv_fn0::convert(SString &in, MultiMap *map, bool using_checkpoints)
{
        vector<double> values = stringToVector(in.c_str());
        if (values.size() == 0) //invalid input genotype?
                return ""; //so we return an invalid f0 genotype

        return SString("p:\n"); //phenotype not relevant for this genetic encoding
}



vector<double> GenoConv_fn0::stringToVector(const char *input) //returns empty vector on error
{
        vector<double> empty;
        ExtValue val;
        const char* after_des = val.deserialize(input);
        if (after_des == NULL) //deserialization failed
        {
                logPrintf("GenoConv_fn0", "stringToVector", LOG_ERROR, "Unable to deserialize - expecting a vector of real values, got '%s'", input);
                return empty;
        }
        if (after_des[0] != '\0') //not everything was consumed
        {
                logPrintf("GenoConv_fn0", "stringToVector", LOG_ERROR, "Extra characters after deserialized '%s'", input);
                return empty;
        }

        VectorObject *vec = VectorObject::fromObject(val.getObject(), false);
        if (vec)
        {
                vector<double> output;
                for (int i = 0; i < vec->data.size(); i++)
                {
                        ExtValue* val = (ExtValue*)vec->data(i);
                        if (val == NULL)
                        {
                                logPrintf("GenoConv_fn0", "stringToVector", LOG_ERROR, "Expecting a real value in a vector, got NULL");
                                return empty;
                        }
                        else
                                output.push_back(val->getDouble());
                }
                return output;
        }
        else
        {
                logPrintf("GenoConv_fn0", "stringToVector", LOG_ERROR, "Expecting a vector of real values, got '%s'", input);
                return empty;
        }
}


string GenoConv_fn0::vectorToString(const vector<double> vec)
{
        char buffer[32];
        string out = "[";
        for (unsigned int i = 0; i < vec.size(); i++)
        {
                if (i > 0)
                        out += ", ";
                snprintf(buffer, sizeof(buffer), "%.8g", vec[i]);
                out += buffer;
        }
        return out + "]";
}