1 #include <stdio.h> 2 #include <stdlib.h> 3 #include "pixman.h" 4 #include "gtk-utils.h" 5 6 int 7 main (int argc, char **argv) 8 { 9 #define WIDTH 40 10 #define HEIGHT 40 11 12 uint32_t *src1 = malloc (WIDTH * HEIGHT * 4); 13 uint32_t *src2 = malloc (WIDTH * HEIGHT * 4); 14 uint32_t *src3 = malloc (WIDTH * HEIGHT * 4); 15 uint32_t *dest = malloc (3 * WIDTH * 2 * HEIGHT * 4); 16 pixman_image_t *simg1, *simg2, *simg3, *dimg; 17 18 int i; 19 20 for (i = 0; i < WIDTH * HEIGHT; ++i) 21 { 22 src1[i] = 0x7ff00000; 23 src2[i] = 0x7f00ff00; 24 src3[i] = 0x7f0000ff; 25 } 26 27 for (i = 0; i < 3 * WIDTH * 2 * HEIGHT; ++i) 28 { 29 dest[i] = 0x0; 30 } 31 32 simg1 = pixman_image_create_bits (PIXMAN_a8r8g8b8, WIDTH, HEIGHT, src1, WIDTH * 4); 33 simg2 = pixman_image_create_bits (PIXMAN_a8r8g8b8, WIDTH, HEIGHT, src2, WIDTH * 4); 34 simg3 = pixman_image_create_bits (PIXMAN_a8r8g8b8, WIDTH, HEIGHT, src3, WIDTH * 4); 35 dimg = pixman_image_create_bits (PIXMAN_a8r8g8b8, 3 * WIDTH, 2 * HEIGHT, dest, 3 * WIDTH * 4); 36 37 pixman_image_composite (PIXMAN_OP_SCREEN, simg1, NULL, dimg, 0, 0, 0, 0, WIDTH, HEIGHT / 4, WIDTH, HEIGHT); 38 pixman_image_composite (PIXMAN_OP_SCREEN, simg2, NULL, dimg, 0, 0, 0, 0, (WIDTH/2), HEIGHT / 4 + HEIGHT / 2, WIDTH, HEIGHT); 39 pixman_image_composite (PIXMAN_OP_SCREEN, simg3, NULL, dimg, 0, 0, 0, 0, (4 * WIDTH) / 3, HEIGHT, WIDTH, HEIGHT); 40 41 show_image (dimg); 42 43 return 0; 44 } 45