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 * 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 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 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
