1#include <assert.h>
2#include <stdio.h>
3#include <stdlib.h>
4#include <string.h>
5#include "utils.h"
6
7int
8main (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