PositionBased2dValueGenerator.cpp

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#include "PositionBased2dValueGenerator.h"

#include <iostream>
using std::cout;
using std::cerr;
using std::endl;


PositionBased2dValueGenerator::PositionBased2dValueGenerator(const vector<double> &values, int size_x, int size_y, 
    double offset_x, double offset_y, double scale_x, double scale_y)
    : values(values), size_x(size_x), size_y(size_y)
    , offset_x(offset_x), offset_y(offset_y)
    , scale_x(scale_x), scale_y(scale_y) 
{       
}


PositionBased2dValueGenerator::~PositionBased2dValueGenerator()
{
}


double PositionBased2dValueGenerator::generate(RandomEngine *rnd)
{
        Point3D<double> pos = m_pop->getLocation(m_idx);
    
    int x = (int)round((pos.x()+offset_x)*scale_x);
    int y = (int)round((pos.y()+offset_y)*scale_y);

    if (x<0)
        x=0;
    if (x>=size_x)
        x=size_x-1;
         
    if (y<0) 
        y=0;
    if (y>=size_y) 
        y=size_y-1;
        
//    int index = y*size_x + x;
//    cout << "index:" << index << ", x:" << x << ", y:" << y << ", pos.x:" << pos.x() << ", pos.y:" << pos.y() << endl;    
    return values[y*size_x+x];
}



PopObjectValueGenerator* PositionBased2dValueGenerator::clone(void) const
{
    return new PositionBased2dValueGenerator(values, size_x, size_y, offset_x, offset_y, scale_x, scale_y);
}

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