64 lines
1.5 KiB
C++
64 lines
1.5 KiB
C++
// (c) Thales group, 2010
|
|
/*
|
|
Authors:
|
|
Johann Dreo <johann.dreo@thalesgroup.com>
|
|
Caner Candan <caner.candan@thalesgroup.com>
|
|
*/
|
|
|
|
#ifndef _doSamplerUniform_h
|
|
#define _doSamplerUniform_h
|
|
|
|
#include <utils/eoRNG.h>
|
|
|
|
#include "doSampler.h"
|
|
#include "doUniform.h"
|
|
|
|
/**
|
|
* doSamplerUniform
|
|
* This class uses the Uniform distribution parameters (bounds) to return
|
|
* a random position used for population sampling.
|
|
*/
|
|
template < typename EOT >
|
|
class doSamplerUniform : public doSampler< doUniform< EOT > >
|
|
{
|
|
public:
|
|
EOT sample( doUniform< EOT >& distrib )
|
|
{
|
|
unsigned int size = distrib.size();
|
|
assert(size > 0);
|
|
|
|
|
|
//-------------------------------------------------------------
|
|
// Point we want to sample to get higher a set of points
|
|
// (coordinates in n dimension)
|
|
// x = {x1, x2, ..., xn}
|
|
//-------------------------------------------------------------
|
|
|
|
EOT solution;
|
|
|
|
//-------------------------------------------------------------
|
|
|
|
|
|
//-------------------------------------------------------------
|
|
// Sampling all dimensions
|
|
//-------------------------------------------------------------
|
|
|
|
for (unsigned int i = 0; i < size; ++i)
|
|
{
|
|
double min = distrib.min()[i];
|
|
double max = distrib.max()[i];
|
|
double random = rng.uniform(min, max);
|
|
|
|
assert(min <= random && random <= max);
|
|
|
|
solution.push_back(random);
|
|
}
|
|
|
|
//-------------------------------------------------------------
|
|
|
|
|
|
return solution;
|
|
}
|
|
};
|
|
|
|
#endif // !_doSamplerUniform_h
|