RayTracer/utils.h at main · LSinus/RayTracer · GitHub

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//
// Created by Leonardo Sinibaldi on 11/02/25.
//

#ifndef UTILS_H
#define UTILS_H
#include <cmath>
#include <iostream>
#include <limits>
#include <memory>
#include <random>
#include <chrono>
#include <functional>


// ----------- CONSTANTS ------------- //
const double infinity = std::numeric_limits<double>::infinity();
const double pi = 3.14159265358979323846;

// ----------- FUNCTIONS ------------- //

inline double deg_to_rad(double deg) {
    return deg * pi / 180.0;
}

inline double random_double() {
    static std::uniform_real_distribution<double> distribution(0.0, 1.0);
    static std::mt19937 generator;
    return distribution(generator);
}

inline double random_double(double min, double max) {
    return min + (max - min) * random_double();
}

template <typename Func, typename... Args>
double time_function(Func func, Args&&... args) {


    auto start = std::chrono::high_resolution_clock::now();
    func(std::forward<Args>(args)...);
    auto end = std::chrono::high_resolution_clock::now();

    return std::chrono::duration<double, std::milli>(end - start).count();

}


#include "color.h"
#include "interval.h"
#include "ray.h"
#include "vec3.h"

#endif //UTILS_H