/**
 * @file SynapticRandomizer.hpp
 *
 * Random initial values for synaptic weights. Create and seed one for
 * each thread separately.
 */
#ifndef SYNAPTIC_RANDOMIZER_
#define SYNAPTIC_RANDOMIZER_

#include<random>
using namespace std;

namespace jymlp{

    class SynapticRandomizer{
    protected:
        mt19937 *generator = nullptr;
    public:
        SynapticRandomizer() = delete;
        /** 
         * Construct using a shared Mersenne Twister generator. The
         * pointer may be shared within the thread for other purposes,
         * but not among multiple threads. Create one for each thread.
         */
        SynapticRandomizer(mt19937 *igenerator);
        /** Default operation: Draw a double from U([-1,1])*/
        double rndU1();
        /** Draw a double from U([-a,a])*/
        double rndU(double a);
    };
}

#endif