16ba797d6Smrg#include <stdio.h> 26ba797d6Smrg#include <stdlib.h> 36ba797d6Smrg#include <string.h> 414b11b2bSmrg#include "utils.h" 56ba797d6Smrg#include "gtk-utils.h" 66ba797d6Smrg 76ba797d6Smrgint 86ba797d6Smrgmain (int argc, char **argv) 96ba797d6Smrg{ 106ba797d6Smrg#define WIDTH 200 116ba797d6Smrg#define HEIGHT 200 126ba797d6Smrg 136ba797d6Smrg#define POINT(x,y) \ 146ba797d6Smrg { pixman_double_to_fixed ((x)), pixman_double_to_fixed ((y)) } 156ba797d6Smrg 166ba797d6Smrg pixman_image_t *src_img, *dest_img; 176ba797d6Smrg pixman_triangle_t tris[4] = 186ba797d6Smrg { 196ba797d6Smrg { POINT (100, 100), POINT (10, 50), POINT (110, 10) }, 206ba797d6Smrg { POINT (100, 100), POINT (150, 10), POINT (200, 50) }, 216ba797d6Smrg { POINT (100, 100), POINT (10, 170), POINT (90, 175) }, 226ba797d6Smrg { POINT (100, 100), POINT (170, 150), POINT (120, 190) }, 236ba797d6Smrg }; 246ba797d6Smrg pixman_color_t color = { 0x4444, 0x4444, 0xffff, 0xffff }; 256ba797d6Smrg uint32_t *bits = malloc (WIDTH * HEIGHT * 4); 266ba797d6Smrg int i; 276ba797d6Smrg 286ba797d6Smrg for (i = 0; i < WIDTH * HEIGHT; ++i) 296ba797d6Smrg bits[i] = (i / HEIGHT) * 0x01010000; 306ba797d6Smrg 316ba797d6Smrg src_img = pixman_image_create_solid_fill (&color); 326ba797d6Smrg dest_img = pixman_image_create_bits (PIXMAN_a8r8g8b8, WIDTH, HEIGHT, bits, WIDTH * 4); 336ba797d6Smrg 346ba797d6Smrg pixman_composite_triangles (PIXMAN_OP_ATOP_REVERSE, 356ba797d6Smrg src_img, 366ba797d6Smrg dest_img, 376ba797d6Smrg PIXMAN_a8, 386ba797d6Smrg 200, 200, 396ba797d6Smrg -5, 5, 406ba797d6Smrg ARRAY_LENGTH (tris), tris); 416ba797d6Smrg show_image (dest_img); 426ba797d6Smrg 436ba797d6Smrg pixman_image_unref (src_img); 446ba797d6Smrg pixman_image_unref (dest_img); 456ba797d6Smrg free (bits); 466ba797d6Smrg 476ba797d6Smrg return 0; 486ba797d6Smrg} 49