#include <stdio.h> #include <stdlib.h> #include <string.h> #include "../test/utils.h" #include "gtk-utils.h" int main (int argc, char **argv) { #define WIDTH 200 #define HEIGHT 200 #define POINT(x,y) \ { pixman_double_to_fixed ((x)), pixman_double_to_fixed ((y)) } pixman_image_t *src_img, *dest_img; pixman_triangle_t tris[4] = { { POINT (100, 100), POINT (10, 50), POINT (110, 10) }, { POINT (100, 100), POINT (150, 10), POINT (200, 50) }, { POINT (100, 100), POINT (10, 170), POINT (90, 175) }, { POINT (100, 100), POINT (170, 150), POINT (120, 190) }, }; pixman_color_t color = { 0x4444, 0x4444, 0xffff, 0xffff }; uint32_t *bits = malloc (WIDTH * HEIGHT * 4); int i; for (i = 0; i < WIDTH * HEIGHT; ++i) bits[i] = (i / HEIGHT) * 0x01010000; src_img = pixman_image_create_solid_fill (&color); dest_img = pixman_image_create_bits (PIXMAN_a8r8g8b8, WIDTH, HEIGHT, bits, WIDTH * 4); pixman_composite_triangles (PIXMAN_OP_ATOP_REVERSE, src_img, dest_img, PIXMAN_a8, 200, 200, -5, 5, ARRAY_LENGTH (tris), tris); show_image (dest_img); pixman_image_unref (src_img); pixman_image_unref (dest_img); free (bits); return 0; }