BackgroundMaterial.h

#pragma once
#include "Material.h"
#include "Sampler.h"

namespace material {
	class BackgroundMaterial : public Material
	{
	public:
		BackgroundMaterial (const std::shared_ptr<util::Sampler>& texture);
		BackgroundMaterial (const util::Vec3& color);

		util::Vec3 albedo (float texel_x, float texel_y);
		util::Vec3 emission (float texel_x, float texel_y);
		util::Vec3 scattered_d (const util::Vec3& d, const util::Vec3& n);
		bool scatter ();
	private:
		std::shared_ptr<util::Sampler> texture_;
	};
}