diff options
Diffstat (limited to 'libs/pixman-0.40.0/test/rotate-test.c')
-rw-r--r-- | libs/pixman-0.40.0/test/rotate-test.c | 120 |
1 files changed, 0 insertions, 120 deletions
diff --git a/libs/pixman-0.40.0/test/rotate-test.c b/libs/pixman-0.40.0/test/rotate-test.c deleted file mode 100644 index 18ca60d..0000000 --- a/libs/pixman-0.40.0/test/rotate-test.c +++ /dev/null @@ -1,120 +0,0 @@ -#include <stdlib.h> -#include "utils.h" - -#define WIDTH 32 -#define HEIGHT 32 - -static const pixman_format_code_t formats[] = -{ - PIXMAN_a8r8g8b8, - PIXMAN_a8b8g8r8, - PIXMAN_x8r8g8b8, - PIXMAN_x8b8g8r8, - PIXMAN_r5g6b5, - PIXMAN_b5g6r5, - PIXMAN_a8, - PIXMAN_a1, -}; - -static const pixman_op_t ops[] = -{ - PIXMAN_OP_OVER, - PIXMAN_OP_SRC, - PIXMAN_OP_ADD, -}; - -#define TRANSFORM(v00, v01, v10, v11) \ - { { { v00, v01, WIDTH * pixman_fixed_1 / 2 }, \ - { v10, v11, HEIGHT * pixman_fixed_1 / 2 }, \ - { 0, 0, pixman_fixed_1 } } } - -#define F1 pixman_fixed_1 - -static const pixman_transform_t transforms[] = -{ - TRANSFORM (0, -1, 1, 0), /* wrong 90 degree rotation */ - TRANSFORM (0, 1, -1, 0), /* wrong 270 degree rotation */ - TRANSFORM (1, 0, 0, 1), /* wrong identity */ - TRANSFORM (-1, 0, 0, -1), /* wrong 180 degree rotation */ - TRANSFORM (0, -F1, F1, 0), /* correct 90 degree rotation */ - TRANSFORM (0, F1, -F1, 0), /* correct 270 degree rotation */ - TRANSFORM (F1, 0, 0, F1), /* correct identity */ - TRANSFORM (-F1, 0, 0, -F1), /* correct 180 degree rotation */ -}; - -#define RANDOM_FORMAT() \ - (formats[prng_rand_n (ARRAY_LENGTH (formats))]) - -#define RANDOM_OP() \ - (ops[prng_rand_n (ARRAY_LENGTH (ops))]) - -#define RANDOM_TRANSFORM() \ - (&(transforms[prng_rand_n (ARRAY_LENGTH (transforms))])) - -static void -on_destroy (pixman_image_t *image, void *data) -{ - free (data); -} - -static pixman_image_t * -make_image (void) -{ - pixman_format_code_t format = RANDOM_FORMAT(); - uint32_t *bytes, *orig; - pixman_image_t *image; - int stride; - - orig = bytes = malloc (WIDTH * HEIGHT * 4); - prng_randmemset (bytes, WIDTH * HEIGHT * 4, 0); - - stride = WIDTH * 4; - if (prng_rand_n (2) == 0) - { - bytes += (stride / 4) * (HEIGHT - 1); - stride = - stride; - } - - image = pixman_image_create_bits ( - format, WIDTH, HEIGHT, bytes, stride); - - pixman_image_set_transform (image, RANDOM_TRANSFORM()); - pixman_image_set_destroy_function (image, on_destroy, orig); - pixman_image_set_repeat (image, PIXMAN_REPEAT_NORMAL); - - image_endian_swap (image); - - return image; -} - -static uint32_t -test_transform (int testnum, int verbose) -{ - pixman_image_t *src, *dest; - uint32_t crc; - - prng_srand (testnum); - - src = make_image (); - dest = make_image (); - - pixman_image_composite (RANDOM_OP(), - src, NULL, dest, - 0, 0, 0, 0, WIDTH / 2, HEIGHT / 2, - WIDTH, HEIGHT); - - crc = compute_crc32_for_image (0, dest); - - pixman_image_unref (src); - pixman_image_unref (dest); - - return crc; -} - -int -main (int argc, const char *argv[]) -{ - return fuzzer_test_main ("rotate", 15000, - 0x81E9EC2F, - test_transform, argc, argv); -} |