/uspace/lib/softrend/compose.h

https://gitlab.com/vhelen/vhelen · C Header · 57 lines · 14 code · 8 blank · 35 comment · 0 complexity · e985803428ed3444681c44a1a67cd974 MD5 · raw file 

    

  1. /*
    2. 

  2.  * Copyright (c) 2012 Petr Koupy
    3. 

  3.  * All rights reserved.
    4. 

  4.  *
    5. 

  5.  * Redistribution and use in source and binary forms, with or without
    6. 

  6.  * modification, are permitted provided that the following conditions
    7. 

  7.  * are met:
    8. 

  8.  *
    9. 

  9.  * - Redistributions of source code must retain the above copyright
    10. 

  10.  *   notice, this list of conditions and the following disclaimer.
    11. 

  11.  * - Redistributions in binary form must reproduce the above copyright
    12. 

  12.  *   notice, this list of conditions and the following disclaimer in the
    13. 

  13.  *   documentation and/or other materials provided with the distribution.
    14. 

  14.  * - The name of the author may not be used to endorse or promote products
    15. 

  15.  *   derived from this software without specific prior written permission.
    16. 

  16.  *
    17. 

  17.  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
    18. 

  18.  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
    19. 

  19.  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
    20. 

  20.  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
    21. 

  21.  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
    22. 

  22.  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
    23. 

  23.  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
    24. 

  24.  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
    25. 

  25.  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
    26. 

  26.  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
    27. 

  27.  */
    28. 

  28. 

  29. /** @addtogroup softrend
    30. 

  30.  * @{
    31. 

  31.  */
    32. 

  32. /**
    33. 

  33.  * @file
    34. 

  34.  */
    35. 

  35. 

  36. #ifndef SOFTREND_COMPOSE_H_
    37. 

  37. #define SOFTREND_COMPOSE_H_
    38. 

  38. 

  39. #include <io/pixel.h>
    40. 

  40. 

  41. typedef pixel_t (*compose_t)(pixel_t, pixel_t);
    42. 

  42. 

  43. extern pixel_t compose_clr(pixel_t, pixel_t);
    44. 

  44. extern pixel_t compose_src(pixel_t, pixel_t);
    45. 

  45. extern pixel_t compose_dst(pixel_t, pixel_t);
    46. 

  46. 

  47. extern pixel_t compose_over(pixel_t, pixel_t);
    48. 

  48. extern pixel_t compose_in(pixel_t, pixel_t);
    49. 

  49. extern pixel_t compose_out(pixel_t, pixel_t);
    50. 

  50. extern pixel_t compose_atop(pixel_t, pixel_t);
    51. 

  51. extern pixel_t compose_xor(pixel_t, pixel_t);
    52. 

  52. extern pixel_t compose_add(pixel_t, pixel_t);
    53. 

  53. 

  54. #endif
    55. 

  55. 

  56. /** @}
    57. 

  57.  */
    58.