/xbmc/visualizations/XBMCProjectM/libprojectM/PerPixelEqn.hpp

http://github.com/xbmc/xbmc · C++ Header · 66 lines · 29 code · 10 blank · 27 comment · 0 complexity · 58552d13c7186646478ea00d8306fc83 MD5 · raw file

  1. /**
  2. * projectM -- Milkdrop-esque visualisation SDK
  3. * Copyright (C)2003-2007 projectM Team
  4. *
  5. * This library is free software; you can redistribute it and/or
  6. * modify it under the terms of the GNU Lesser General Public
  7. * License as published by the Free Software Foundation; either
  8. * version 2.1 of the License, or (at your option) any later version.
  9. *
  10. * This library is distributed in the hope that it will be useful,
  11. * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  13. * Lesser General Public License for more details.
  14. *
  15. * You should have received a copy of the GNU Lesser General Public
  16. * License along with this library; if not, write to the Free Software
  17. * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
  18. * See 'LICENSE.txt' included within this release
  19. *
  20. */
  21. /**
  22. * $Id$
  23. *
  24. * Per-pixel equation
  25. *
  26. * $Log$
  27. */
  28. #ifndef _PER_PIXEL_EQN_H
  29. #define _PER_PIXEL_EQN_H
  30. #define PER_PIXEL_EQN_DEBUG 0
  31. #define ZOOM_OP 0
  32. #define ZOOMEXP_OP 1
  33. #define ROT_OP 2
  34. #define CX_OP 3
  35. #define CY_OP 4
  36. #define SX_OP 5
  37. #define SY_OP 6
  38. #define DX_OP 7
  39. #define DY_OP 8
  40. #define WARP_OP 9
  41. #define NUM_OPS 10 /* obviously, this number is dependent on the number of existing per pixel operations */
  42. class GenExpr;
  43. class Param;
  44. class PerPixelEqn;
  45. class Preset;
  46. class PerPixelEqn {
  47. public:
  48. int index; /* used for splay tree ordering. */
  49. int flags; /* primarily to specify if this variable is user-defined */
  50. Param *param;
  51. GenExpr *gen_expr;
  52. void evalPerPixelEqns( Preset *preset );
  53. void evaluate(int mesh_i, int mesh_j);
  54. PerPixelEqn(int index, Param * param, GenExpr * gen_expr);
  55. };
  56. #endif /** !_PER_PIXEL_EQN_H */