Small OpenGL based c++ rendering library
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glsdlscreen.h 1.8KB

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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 __GLSDLSCREEN_H
  23. #define __GLSDLSCREEN_H
  24. #include <iostream>
  25. #include <SDL.h>
  26. #include <SDL_opengl.h>
  27. #include "gltexture.h"
  28. namespace segl {
  29. class GLSDLScreen {
  30. private:
  31. SDL_Surface *screen;
  32. int width, height, bpp;
  33. bool opengl;
  34. bool glsetup;
  35. bool resizable;
  36. bool fullscreen;
  37. // OpenGL related
  38. float znear, zfar;
  39. void (*extraglparam)();
  40. int getFlags();
  41. public:
  42. GLSDLScreen();
  43. void enableOpenGL(bool);
  44. void enableResizable(bool);
  45. void enableFullscreen(bool);
  46. void setVideoMode(int _width, int _height, int _bpp);
  47. static void getVideoRes(std::string vidstr, int *w, int *h);
  48. void setGLNearFar(float _znear, float _zfar);
  49. void enableGLSetup(bool);
  50. void setExtraGLParamFunc(void (*extrafunc)());
  51. bool isOK();
  52. bool apply();
  53. int getWidth();
  54. int getHeight();
  55. void clearScreen();
  56. void renderScreen();
  57. };
  58. } // namespace segl
  59. #endif