1 #include <assert.h>
2 #include <stdio.h>
3 #include <stdlib.h>
4 #include <string.h>
5 #include "utils.h"
6
7 int
main(int argc,char ** argv)8 main (int argc, char **argv)
9 {
10 #define WIDTH 20
11 #define HEIGHT 20
12
13 pixman_image_t *src_img;
14 pixman_image_t *mask_img;
15 pixman_image_t *dest_img;
16 pixman_trap_t trap;
17 pixman_color_t red = { 0xffff, 0x0000, 0x0000, 0xffff };
18 uint32_t *bits = malloc (WIDTH * HEIGHT * 4);
19 uint32_t *mbits = malloc (WIDTH * HEIGHT);
20
21 memset (mbits, 0, WIDTH * HEIGHT);
22 memset (bits, 0xff, WIDTH * HEIGHT * 4);
23
24 trap.top.l = pixman_double_to_fixed (0.5);
25 trap.top.r = pixman_double_to_fixed (1.5);
26 trap.top.y = pixman_double_to_fixed (0.5);
27
28 trap.bot.l = pixman_double_to_fixed (0.5);
29 trap.bot.r = pixman_double_to_fixed (1.5);
30 trap.bot.y = pixman_double_to_fixed (1.5);
31
32 mask_img = pixman_image_create_bits (
33 PIXMAN_a1, WIDTH, HEIGHT, mbits, WIDTH);
34 src_img = pixman_image_create_solid_fill (&red);
35 dest_img = pixman_image_create_bits (
36 PIXMAN_a8r8g8b8, WIDTH, HEIGHT, bits, WIDTH * 4);
37
38 pixman_add_traps (mask_img, 0, 0, 1, &trap);
39
40 pixman_image_composite (PIXMAN_OP_OVER,
41 src_img, mask_img, dest_img,
42 0, 0, 0, 0, 0, 0, WIDTH, HEIGHT);
43
44 assert (bits[0] == 0xffff0000);
45 assert (bits[1] == 0xffffffff);
46 assert (bits[1 * WIDTH + 0] == 0xffffffff);
47 assert (bits[1 * WIDTH + 1] == 0xffffffff);
48
49 /* The check-formats test depends on operator_name() and format_name() returning
50 * these precise formats, so if those change, check-formats.c must be updated too.
51 */
52 assert (
53 strcmp (operator_name (PIXMAN_OP_DISJOINT_OVER), "PIXMAN_OP_DISJOINT_OVER") == 0);
54 assert (
55 strcmp (format_name (PIXMAN_r5g6b5), "r5g6b5") == 0);
56
57 return 0;
58 }
59