Framebuffer.hpp

// Copyright 2019 Arthur Sonzogni. All rights reserved.
// Use of this source code is governed by the MIT license that can be found in
// the LICENSE file.
 
#ifndef SMK_FRAMEBUFFER_HPP
#define SMK_FRAMEBUFFER_HPP
 
#include <iostream>
#include <smk/OpenGL.hpp>
#include <smk/RenderTarget.hpp>
#include <smk/Texture.hpp>
 
namespace smk {
 
/// @example framebuffer.cpp
 
/// An off-screen drawable area. You can also draw it later in a smk::Sprite.
class Framebuffer : public RenderTarget {
 public:
  explicit Framebuffer(int width, int height);
  Framebuffer(std::vector<Texture> color_textures);
  ~Framebuffer();
 
  // Move only ressource.
  Framebuffer(Framebuffer&&) noexcept;
  Framebuffer(const Framebuffer&) = delete;
  Framebuffer& operator=(Framebuffer&&) noexcept;
  void operator=(const Framebuffer&) = delete;
 
  smk::Texture& color_texture();
 
 private:
  void Init();
  GLuint render_buffer_ = 0;
  std::vector<smk::Texture> color_textures_;
};
 
}  // namespace smk
 
#endif /* end of include guard: SMK_FRAMEBUFFER_HPP */