include/ui/pixel_ops.h

   1 static inline unsigned int rgb_to_pixel8(unsigned int r, unsigned int g,
   2                                          unsigned int b)
   3 {
   4     return ((r >> 5) << 5) | ((g >> 5) << 2) | (b >> 6);
   5 }
   6
   7 static inline unsigned int rgb_to_pixel15(unsigned int r, unsigned int g,
   8                                           unsigned int b)
   9 {
  10     return ((r >> 3) << 10) | ((g >> 3) << 5) | (b >> 3);
  11 }
  12
  13 static inline unsigned int rgb_to_pixel15bgr(unsigned int r, unsigned int g,
  14                                              unsigned int b)
  15 {
  16     return ((b >> 3) << 10) | ((g >> 3) << 5) | (r >> 3);
  17 }
  18
  19 static inline unsigned int rgb_to_pixel16(unsigned int r, unsigned int g,
  20                                           unsigned int b)
  21 {
  22     return ((r >> 3) << 11) | ((g >> 2) << 5) | (b >> 3);
  23 }
  24
  25 static inline unsigned int rgb_to_pixel16bgr(unsigned int r, unsigned int g,
  26                                              unsigned int b)
  27 {
  28     return ((b >> 3) << 11) | ((g >> 2) << 5) | (r >> 3);
  29 }
  30
  31 static inline unsigned int rgb_to_pixel24(unsigned int r, unsigned int g,
  32                                           unsigned int b)
  33 {
  34     return (r << 16) | (g << 8) | b;
  35 }
  36
  37 static inline unsigned int rgb_to_pixel24bgr(unsigned int r, unsigned int g,
  38                                              unsigned int b)
  39 {
  40     return (b << 16) | (g << 8) | r;
  41 }
  42
  43 static inline unsigned int rgb_to_pixel32(unsigned int r, unsigned int g,
  44                                           unsigned int b)
  45 {
  46     return (r << 16) | (g << 8) | b;
  47 }
  48
  49 static inline unsigned int rgb_to_pixel32bgr(unsigned int r, unsigned int g,
  50                                              unsigned int b)
  51 {
  52     return (b << 16) | (g << 8) | r;
  53 }