Small OpenGL based c++ rendering library
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emath_opengl.h 1.4KB

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  1. /* libsegl - Sebas Extended GL Library
  2. * Collection of Opengl/3D-Math helpers
  3. *
  4. * Copyright (c) 2008 by Sebastian Lohff, seba@seba-geek.de
  5. * http://www.seba-geek.de
  6. *
  7. * This library is free software; you can redistribute it and/or
  8. * modify it under the terms of the GNU Library General Public
  9. * License as published by the Free Software Foundation; either
  10. * version 2 of the License, or (at your option) any later version.
  11. *
  12. * This library is distributed in the hope that it will be useful,
  13. * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  15. * Library General Public License for more details.
  16. *
  17. * You should have received a copy of the GNU Library General Public
  18. * License along with this library; if not, write to the
  19. * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
  20. * Boston, MA 02110-1301, USA.
  21. */
  22. #ifndef __EMATH_OPENGL
  23. #define __EMATH_OPENGL
  24. #include <cmath>
  25. #include "punkt3d.h"
  26. #include "emath.h"
  27. #include "rotationsmatrix.h"
  28. #include <SDL_opengl.h>
  29. namespace segl {
  30. void rotFrom2VecTo2Vec(Punkt3D a, Punkt3D b, Punkt3D c, Punkt3D d, Punkt3D *, float *, Punkt3D *, float *);
  31. void rotFrom2VecTo2Vec(Punkt3D a, Punkt3D b, Punkt3D c, Punkt3D d);
  32. void rotvec2(Punkt3D a, Punkt3D b, Punkt3D c, Punkt3D d, float *dega, Punkt3D *veca, float *degb, Punkt3D *vecb);
  33. } // namespace segl
  34. #endif