195695/xorg.i.6

   1 typedef unsigned long long Fx64;
   2 static void fxt1_quantize_ALPHA1(void)
   3 {
   4         unsigned int *cc;
   5         const int n_vect = 3;
   6         const int n_comp = 4;
   7         float vec[1 + 1 + 1][4];
   8         int i;
   9         int j;
  10         int k;
  11         Fx64 hi;
  12         int j1;
  13         int j2;
  14         int v1 = 0;
  15         int v2 = 0;
  16         float err = 1e9;
  17         float tv[2 * 2][4];
  18         for (j1 = 0; j1 < 2; j1++) {
  19                 for (j2 = 2; j2 < 4; j2++) {
  20                         float e = 0.0F;
  21                         for (i = 0; i < n_comp; i++) {
  22                                 e += (tv[j1][i] - tv[j2][i]) * (tv[j1][i] -
  23                                                                 tv[j2][i]);
  24                         }
  25                         if (e < err)
  26                                 v1 = j1;
  27                 }
  28         }
  29         for (i = 0; i < n_comp; i++)
  30                 vec[0][i] = tv[1 - v1][i];
  31         for (j = n_vect - 1; j >= 0; j--)
  32                 for (i = 0; i < n_comp - 1; i++)
  33                         hi |= (unsigned int) (vec[j][i] / 8.0F);
  34         ((Fx64 *) cc)[1] = hi;
  35 }
  36 void *structfoo = fxt1_quantize_ALPHA1;