💿🐜 Antkeeper source code https://antkeeper.com
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  1. /*
  2. * Copyright (C) 2023 Christopher J. Howard
  3. *
  4. * This file is part of Antkeeper source code.
  5. *
  6. * Antkeeper source code is free software: you can redistribute it and/or modify
  7. * it under the terms of the GNU General Public License as published by
  8. * the Free Software Foundation, either version 3 of the License, or
  9. * (at your option) any later version.
  10. *
  11. * Antkeeper source code is distributed in the hope that it will be useful,
  12. * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  14. * GNU General Public License for more details.
  15. *
  16. * You should have received a copy of the GNU General Public License
  17. * along with Antkeeper source code. If not, see <http://www.gnu.org/licenses/>.
  18. */
  19. #ifndef ANTKEEPER_RENDER_CONTEXT_HPP
  20. #define ANTKEEPER_RENDER_CONTEXT_HPP
  21. #include <engine/math/vector.hpp>
  22. #include <engine/render/operation.hpp>
  23. #include <vector>
  24. namespace scene
  25. {
  26. class camera;
  27. class collection;
  28. class object_base;
  29. }
  30. namespace render {
  31. /**
  32. * Context of a renderer.
  33. */
  34. struct context
  35. {
  36. /// Pointer to the camera.
  37. const scene::camera* camera;
  38. /// Collection of scene objects being rendered.
  39. const scene::collection* collection;
  40. /// Current time, in seconds.
  41. float t;
  42. /// Timestep, in seconds.
  43. float dt;
  44. /// Subframe interpolation factor.
  45. float alpha;
  46. /// Objects visible to the active camera.
  47. std::vector<scene::object_base*> objects;
  48. /// Render operations generated by visible objects.
  49. std::vector<const operation*> operations;
  50. };
  51. } // namespace render
  52. #endif // ANTKEEPER_RENDER_CONTEXT_HPP