58 lines
1.3 KiB
C++
58 lines
1.3 KiB
C++
#pragma once
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#include "random/engine.h"
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#include <random>
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//#include <type_traits>
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#include "utils/matrix.h"
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#include "utils/vector.h"
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namespace rng::detail {
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//
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// Base functions int
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//
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template <typename T>
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typename std::enable_if<std::is_integral<T>::value, T>::type
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normal_serial(const T mean, const T stddev) {
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std::normal_distribution<T> dist(mean, stddev);
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return dist(rng::engine());
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}
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//
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// Base functions float
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//
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template <typename T>
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typename std::enable_if<std::is_floating_point<T>::value, T>::type
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normal_serial(const T mean, const T stddev) {
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std::normal_distribution<T> dist(mean, stddev);
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return dist(rng::engine());
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}
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template <typename T>
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utils::Vector<T> normal_serial(const uint64_t size, const T mean, const T stddev){
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utils::Vector<T> v(size);
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for (uint64_t i = 0; i < size; ++i){
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v[i] = normal_serial(mean, stddev);
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}
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return v;
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}
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template <typename T>
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utils::Matrix<T> normal_serial(const uint64_t rows, const uint64_t cols, const T mean, const T stddev){
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utils::Matrix<T> A(rows, cols);
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for (uint64_t i = 0; i < rows; ++i){
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for (uint64_t j = 0; j < cols; ++j){
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A(i,j) = normal_serial(mean, stddev);
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}
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}
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return A;
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}
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}
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