#pragma once

#include "shader.h"
#include "vao.h"
#include "framebuffer.h"
#include "Texture.h"

namespace gl
{
    class postfx
    {
    private:
        gl::program program;
        static std::shared_ptr<gl::shader> vertex;
        static std::shared_ptr<gl::vao> vao;

    public:
        postfx(const std::string &s);
        postfx(const shader &s);

        void attach();
        void apply(opengl_texture &src, framebuffer *dst);
        void apply(std::vector<opengl_texture*> src, framebuffer *dst);
    };
}