Tensor.hpp

//
//  Tensor.h
//  audio_test
//
//  Created by Alex on 19.04.2020.
//  Copyright © 2020 Alex. All rights reserved.
//
#include <algorithm>

#ifndef TENSOR_H
#define TENSOR_H



template <typename T, unsigned int ...side>
class Tensor {

public:

    T *value;

    static constexpr unsigned int size = []{
        int result = 1;
        for (auto && a:  {side...}){
            result *= a;
        }
        return result;
    }();

    Tensor(): value(new T[size]) {}

    explicit Tensor(T init): value(new T[size]){
        std::fill(value, value + size, init);
    }

    Tensor(Tensor && other): value(other.value){
        other.value = nullptr;
    }

    Tensor(const Tensor& other): value(new T[size]){
        memcpy(value, other.value, sizeof(T) * size);
    }

    Tensor& operator = (Tensor& other) {
        memcpy(value, other.value, sizeof(T) * size);
        return *this;
    }

    Tensor& operator = (Tensor && other) {
        value = other.value;
        other.value = nullptr;
        return *this;
    }

    ~Tensor(){
        delete[] value;
    }
};




#endif //TENSOR_H