1 #include <stdio.h>
2 #include <stdlib.h>
3 #include "utils.h"
4
5 typedef struct
6 {
7 int width;
8 int height;
9 int stride;
10 pixman_format_code_t format;
11
12 } image_info_t;
13
14 typedef struct
15 {
16 pixman_op_t op;
17
18 image_info_t src;
19 image_info_t dest;
20
21 int src_x;
22 int src_y;
23 int dest_x;
24 int dest_y;
25 int width;
26 int height;
27 } composite_info_t;
28
29 const composite_info_t info[] =
30 {
31 {
32 PIXMAN_OP_SRC,
33 { 3, 6, 16, PIXMAN_a8r8g8b8 },
34 { 5, 7, 20, PIXMAN_x8r8g8b8 },
35 1, 8,
36 1, -1,
37 1, 8
38 },
39 {
40 PIXMAN_OP_SRC,
41 { 7, 5, 36, PIXMAN_a8r8g8b8 },
42 { 6, 5, 28, PIXMAN_x8r8g8b8 },
43 8, 5,
44 5, 3,
45 1, 2
46 },
47 {
48 PIXMAN_OP_OVER,
49 { 10, 10, 40, PIXMAN_a2b10g10r10 },
50 { 10, 10, 40, PIXMAN_a2b10g10r10 },
51 0, 0,
52 0, 0,
53 10, 10
54 },
55 {
56 PIXMAN_OP_OVER,
57 { 10, 10, 40, PIXMAN_x2b10g10r10 },
58 { 10, 10, 40, PIXMAN_x2b10g10r10 },
59 0, 0,
60 0, 0,
61 10, 10
62 },
63 };
64
65 static pixman_image_t *
make_image(const image_info_t * info)66 make_image (const image_info_t *info)
67 {
68 char *data = malloc (info->stride * info->height);
69 int i;
70
71 for (i = 0; i < info->height * info->stride; ++i)
72 data[i] = (i % 255) ^ (((i % 16) << 4) | (i & 0xf0));
73
74 return pixman_image_create_bits (info->format, info->width, info->height, (uint32_t *)data, info->stride);
75 }
76
77 static void
test_composite(const composite_info_t * info)78 test_composite (const composite_info_t *info)
79 {
80 pixman_image_t *src = make_image (&info->src);
81 pixman_image_t *dest = make_image (&info->dest);
82
83 pixman_image_composite (PIXMAN_OP_SRC, src, NULL, dest,
84 info->src_x, info->src_y,
85 0, 0,
86 info->dest_x, info->dest_y,
87 info->width, info->height);
88 }
89
90
91
92 int
main(int argc,char ** argv)93 main (int argc, char **argv)
94 {
95 int i;
96
97 for (i = 0; i < ARRAY_LENGTH (info); ++i)
98 test_composite (&info[i]);
99
100 return 0;
101 }
102