scattering.hpp

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/* Copyright (c) 2015-2017, ARM Limited and Contributors
 *
 * SPDX-License-Identifier: MIT
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 * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software,
 * and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
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 * The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
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#ifndef SCATTERING_HPP__
#define SCATTERING_HPP__

#include "common.hpp"
#include "vector_math.h"

class Scattering
{
    public:
        ~Scattering();
        Scattering();
        Scattering(Scattering&&) = delete;
        void operator=(Scattering&&) = delete;

        void generate(unsigned size, vec3 sun_dir);
        GLuint get_texture() const { return tex; }

    private:
        GLuint tex = 0;
        GLuint prog = 0;
};

#endif