qemu/pixman/test/pdf-op-test.c

   1 #include <stdlib.h>
   2 #include "utils.h"
   3
   4 static const pixman_op_t pdf_ops[] =
   5 {
   6     PIXMAN_OP_MULTIPLY,
   7     PIXMAN_OP_SCREEN,
   8     PIXMAN_OP_OVERLAY,
   9     PIXMAN_OP_DARKEN,
  10     PIXMAN_OP_LIGHTEN,
  11     PIXMAN_OP_COLOR_DODGE,
  12     PIXMAN_OP_COLOR_BURN,
  13     PIXMAN_OP_HARD_LIGHT,
  14     PIXMAN_OP_SOFT_LIGHT,
  15     PIXMAN_OP_DIFFERENCE,
  16     PIXMAN_OP_EXCLUSION,
  17     PIXMAN_OP_HSL_HUE,
  18     PIXMAN_OP_HSL_SATURATION,
  19     PIXMAN_OP_HSL_COLOR,
  20     PIXMAN_OP_HSL_LUMINOSITY
  21 };
  22
  23 static const uint32_t pixels[] =
  24 {
  25     0x00808080,
  26     0x80123456,
  27     0x00000000,
  28     0xffffffff,
  29     0x00ffffff,
  30     0x80808080,
  31     0x00123456,
  32 };
  33
  34 int
  35 main ()
  36 {
  37     int o, s, m, d;
  38
  39     enable_divbyzero_exceptions();
  40
  41     for (o = 0; o < ARRAY_LENGTH (pdf_ops); ++o)
  42     {
  43         pixman_op_t op = pdf_ops[o];
  44
  45         for (s = 0; s < ARRAY_LENGTH (pixels); ++s)
  46         {
  47             pixman_image_t *src;
  48
  49             src = pixman_image_create_bits (
  50                 PIXMAN_a8r8g8b8, 1, 1, (uint32_t *)&(pixels[s]), 4);
  51
  52             for (m = -1; m < ARRAY_LENGTH (pixels); ++m)
  53             {
  54                 pixman_image_t *msk = NULL;
  55                 if (m >= 0)
  56                 {
  57                     msk = pixman_image_create_bits (
  58                         PIXMAN_a8r8g8b8, 1, 1, (uint32_t *)&(pixels[m]), 4);
  59                 }
  60
  61                 for (d = 0; d < ARRAY_LENGTH (pixels); ++d)
  62                 {
  63                     pixman_image_t *dst;
  64                     uint32_t dp = pixels[d];
  65
  66                     dst = pixman_image_create_bits (
  67                         PIXMAN_a8r8g8b8, 1, 1, &dp, 4);
  68
  69                     pixman_image_composite (op, src, msk, dst,
  70                                             0, 0, 0, 0, 0, 0, 1, 1);
  71
  72                     pixman_image_unref (dst);
  73                 }
  74                 if (msk)
  75                     pixman_image_unref (msk);
  76             }
  77
  78             pixman_image_unref (src);
  79         }
  80     }
  81
  82     return 0;
  83 }