radial-perf-test.c revision 1176bdada62cabc6ec4b0308a930e83b679d5d36 
1#include "utils.h"
2#include <stdio.h>
3
4int
5main ()
6{
7    static const pixman_point_fixed_t inner = { 0x0000, 0x0000 };
8    static const pixman_point_fixed_t outer = { 0x0000, 0x0000 };
9    static const pixman_fixed_t r_inner = 0;
10    static const pixman_fixed_t r_outer = 64 << 16;
11    static const pixman_gradient_stop_t stops[] = {
12	{ 0x00000, { 0x6666, 0x6666, 0x6666, 0xffff } },
13	{ 0x10000, { 0x0000, 0x0000, 0x0000, 0xffff } }
14    };
15    static const pixman_transform_t transform = {
16	{ { 0x0,        0x26ee, 0x0},
17	  { 0xffffeeef, 0x0,    0x0},
18	  { 0x0,        0x0,    0x10000}
19	}
20    };
21    static const pixman_color_t z = { 0x0000, 0x0000, 0x0000, 0x0000 };
22    pixman_image_t *dest, *radial, *zero;
23    int i;
24    double before, after;
25
26    dest = pixman_image_create_bits (
27	PIXMAN_x8r8g8b8, 640, 429, NULL, -1);
28    zero = pixman_image_create_solid_fill (&z);
29    radial = pixman_image_create_radial_gradient (
30	&inner, &outer, r_inner, r_outer, stops, ARRAY_LENGTH (stops));
31    pixman_image_set_transform (radial, &transform);
32    pixman_image_set_repeat (radial, PIXMAN_REPEAT_PAD);
33
34#define N_COMPOSITE	500
35
36    before = gettime();
37    for (i = 0; i < N_COMPOSITE; ++i)
38    {
39	before -= gettime();
40
41	pixman_image_composite (
42	    PIXMAN_OP_SRC, zero, NULL, dest,
43	    0, 0, 0, 0, 0, 0, 640, 429);
44
45	before += gettime();
46
47	pixman_image_composite32 (
48	    PIXMAN_OP_OVER, radial, NULL, dest,
49	    - 150, -158, 0, 0, 0, 0, 640, 361);
50    }
51
52    after = gettime();
53
54    write_png (dest, "radial.png");
55
56    printf ("Average time to composite: %f\n", (after - before) / N_COMPOSITE);
57    return 0;
58}
59