StratifiedSampler.h

#pragma once

#include <random>

#include "Sampler.h"

namespace util {
class StratifiedSampler : public Sampler {
   public:
	StratifiedSampler(const std::shared_ptr<Sampler>& sampler, size_t n);
	Vec3 color(float x, float y) const override;

   private:
	std::shared_ptr<Sampler> sampler;
	size_t n;
};
static std::random_device rd;
static std::mt19937 gen(rd());
static std::uniform_real_distribution<> dis(0, 1.0);
}  // namespace util