From a18769801e521ccb5a409c377ac0a6a1141f5776 Mon Sep 17 00:00:00 2001 From: marha Date: Tue, 1 Mar 2011 07:17:23 +0000 Subject: pixman mesa git update 1 Mar 2011 --- pixman/test/stress-test.c | 1710 ++++++++++++++++++++++----------------------- 1 file changed, 855 insertions(+), 855 deletions(-) (limited to 'pixman/test/stress-test.c') diff --git a/pixman/test/stress-test.c b/pixman/test/stress-test.c index 0a89a52e9..166dc6d2c 100644 --- a/pixman/test/stress-test.c +++ b/pixman/test/stress-test.c @@ -1,855 +1,855 @@ -#include "utils.h" - -#if 0 -#define fence_malloc malloc -#define fence_free free -#define make_random_bytes malloc -#endif - -static const pixman_format_code_t image_formats[] = -{ - PIXMAN_a8r8g8b8, - PIXMAN_x8r8g8b8, - PIXMAN_r5g6b5, - PIXMAN_r3g3b2, - PIXMAN_a8, - PIXMAN_a8b8g8r8, - PIXMAN_x8b8g8r8, - PIXMAN_b8g8r8a8, - PIXMAN_b8g8r8x8, - PIXMAN_x14r6g6b6, - PIXMAN_r8g8b8, - PIXMAN_b8g8r8, - PIXMAN_r5g6b5, - PIXMAN_b5g6r5, - PIXMAN_x2r10g10b10, - PIXMAN_a2r10g10b10, - PIXMAN_x2b10g10r10, - PIXMAN_a2b10g10r10, - PIXMAN_a1r5g5b5, - PIXMAN_x1r5g5b5, - PIXMAN_a1b5g5r5, - PIXMAN_x1b5g5r5, - PIXMAN_a4r4g4b4, - PIXMAN_x4r4g4b4, - PIXMAN_a4b4g4r4, - PIXMAN_x4b4g4r4, - PIXMAN_a8, - PIXMAN_r3g3b2, - PIXMAN_b2g3r3, - PIXMAN_a2r2g2b2, - PIXMAN_a2b2g2r2, - PIXMAN_c8, - PIXMAN_g8, - PIXMAN_x4c4, - PIXMAN_x4g4, - PIXMAN_c4, - PIXMAN_g4, - PIXMAN_g1, - PIXMAN_x4a4, - PIXMAN_a4, - PIXMAN_r1g2b1, - PIXMAN_b1g2r1, - PIXMAN_a1r1g1b1, - PIXMAN_a1b1g1r1, - PIXMAN_a1 -}; - -static pixman_filter_t filters[] = -{ - PIXMAN_FILTER_NEAREST, - PIXMAN_FILTER_BILINEAR, - PIXMAN_FILTER_FAST, - PIXMAN_FILTER_GOOD, - PIXMAN_FILTER_BEST, - PIXMAN_FILTER_CONVOLUTION -}; - -static int -get_size (void) -{ - switch (lcg_rand_n (28)) - { - case 0: - return 1; - - case 1: - return 2; - - default: - case 2: - return lcg_rand_n (200); - - case 4: - return lcg_rand_n (2000) + 1000; - - case 5: - return 65535; - - case 6: - return 65536; - - case 7: - return lcg_rand_N (64000) + 63000; - } -} - -static void -destroy (pixman_image_t *image, void *data) -{ - if (image->type == BITS && image->bits.free_me != image->bits.bits) - { - uint32_t *bits; - - if (image->bits.bits != (void *)0x01) - { - bits = image->bits.bits; - - if (image->bits.rowstride < 0) - bits -= (- image->bits.rowstride * (image->bits.height - 1)); - - fence_free (bits); - } - } - - free (data); -} - -static uint32_t -real_reader (const void *src, int size) -{ - switch (size) - { - case 1: - return *(uint8_t *)src; - case 2: - return *(uint16_t *)src; - case 4: - return *(uint32_t *)src; - default: - assert (0); - break; - } -} - -static void -real_writer (void *src, uint32_t value, int size) -{ - switch (size) - { - case 1: - *(uint8_t *)src = value; - break; - - case 2: - *(uint16_t *)src = value; - break; - - case 4: - *(uint32_t *)src = value; - break; - - default: - assert (0); - break; - } -} - -static uint32_t -fake_reader (const void *src, int size) -{ - uint32_t r = lcg_rand_u32 (); - - assert (size == 1 || size == 2 || size == 4); - return r & ((1 << (size * 8)) - 1); -} - -static void -fake_writer (void *src, uint32_t value, int size) -{ - assert (size == 1 || size == 2 || size == 4); -} - -static int32_t -log_rand (void) -{ - uint32_t mask; - - mask = (1 << lcg_rand_n (31)) - 1; - - return (lcg_rand () & mask) - (mask >> 1); -} - -static pixman_image_t * -create_random_bits_image (void) -{ - pixman_format_code_t format; - pixman_indexed_t *indexed; - pixman_image_t *image; - int width, height, stride; - uint32_t *bits; - pixman_read_memory_func_t read_func = NULL; - pixman_write_memory_func_t write_func = NULL; - pixman_filter_t filter; - pixman_fixed_t *coefficients = NULL; - int n_coefficients = 0; - - /* format */ - format = image_formats[lcg_rand_n (ARRAY_LENGTH (image_formats))]; - - indexed = NULL; - if (PIXMAN_FORMAT_TYPE (format) == PIXMAN_TYPE_COLOR) - { - indexed = malloc (sizeof (pixman_indexed_t)); - - initialize_palette (indexed, PIXMAN_FORMAT_BPP (format), TRUE); - } - else if (PIXMAN_FORMAT_TYPE (format) == PIXMAN_TYPE_GRAY) - { - indexed = malloc (sizeof (pixman_indexed_t)); - - initialize_palette (indexed, PIXMAN_FORMAT_BPP (format), FALSE); - } - else - { - indexed = NULL; - } - - /* size */ - width = get_size (); - height = get_size (); - - if ((uint64_t)width * height > 200000) - { - if (lcg_rand_n(2) == 0) - height = 200000 / width; - else - width = 200000 / height; - } - - if (height == 0) - height = 1; - if (width == 0) - width = 1; - - /* bits */ - switch (lcg_rand_n (7)) - { - default: - case 0: - stride = width * PIXMAN_FORMAT_BPP (format) + lcg_rand_n (17); - stride = (stride + 3) & (~3); - bits = (uint32_t *)make_random_bytes (height * stride); - break; - - case 1: - stride = 0; - bits = NULL; - break; - - case 2: /* Zero-filled */ - stride = width * PIXMAN_FORMAT_BPP (format) + lcg_rand_n (17); - stride = (stride + 3) & (~3); - bits = fence_malloc (height * stride); - if (!bits) - return NULL; - memset (bits, 0, height * stride); - break; - - case 3: /* Filled with 0xFF */ - stride = width * PIXMAN_FORMAT_BPP (format) + lcg_rand_n (17); - stride = (stride + 3) & (~3); - bits = fence_malloc (height * stride); - if (!bits) - return NULL; - memset (bits, 0xff, height * stride); - break; - - case 4: /* bits is a bad pointer, has read/write functions */ - stride = 232; - bits = (void *)0x01; - read_func = fake_reader; - write_func = fake_writer; - break; - - case 5: /* bits is a real pointer, has read/write functions */ - stride = width * PIXMAN_FORMAT_BPP (format) + lcg_rand_n (17); - stride = (stride + 3) & (~3); - bits = fence_malloc (height * stride); - if (!bits) - return NULL; - memset (bits, 0xff, height * stride); - read_func = real_reader; - write_func = real_writer; - break; - - case 6: /* bits is a real pointer, stride is negative */ - stride = (width * PIXMAN_FORMAT_BPP (format) + lcg_rand_n (17)); - stride = (stride + 3) & (~3); - bits = (uint32_t *)make_random_bytes (height * stride); - if (!bits) - return NULL; - bits += ((height - 1) * stride) / 4; - stride = - stride; - break; - } - - /* Filter */ - filter = filters[lcg_rand_n (ARRAY_LENGTH (filters))]; - if (filter == PIXMAN_FILTER_CONVOLUTION) - { - int width = lcg_rand_n (17); - int height = lcg_rand_n (19); - - n_coefficients = width * height + 2; - coefficients = malloc (n_coefficients * sizeof (pixman_fixed_t)); - - if (coefficients) - { - int i; - - for (i = 0; i < width * height; ++i) - coefficients[i + 2] = lcg_rand_u32(); - - coefficients[0] = width << 16; - coefficients[1] = height << 16; - } - else - { - filter = PIXMAN_FILTER_BEST; - } - } - - /* Finally create the image */ - image = pixman_image_create_bits (format, width, height, bits, stride); - if (!image) - return NULL; - - pixman_image_set_indexed (image, indexed); - pixman_image_set_destroy_function (image, destroy, indexed); - pixman_image_set_accessors (image, read_func, write_func); - pixman_image_set_filter (image, filter, coefficients, n_coefficients); - - return image; -} - -static pixman_repeat_t repeats[] = -{ - PIXMAN_REPEAT_NONE, - PIXMAN_REPEAT_NORMAL, - PIXMAN_REPEAT_REFLECT, - PIXMAN_REPEAT_PAD -}; - -static uint32_t -absolute (int32_t i) -{ - return i < 0? -i : i; -} - -static void -set_general_properties (pixman_image_t *image, pixman_bool_t allow_alpha_map) -{ - pixman_repeat_t repeat; - - /* Set properties that are generic to all images */ - - /* Repeat */ - repeat = repeats[lcg_rand_n (ARRAY_LENGTH (repeats))]; - pixman_image_set_repeat (image, repeat); - - /* Alpha map */ - if (allow_alpha_map && lcg_rand_n (3) == 0) - { - pixman_image_t *alpha_map; - int16_t x, y; - - alpha_map = create_random_bits_image (); - - if (alpha_map) - { - set_general_properties (alpha_map, FALSE); - - x = lcg_rand_N (100000) - 65536; - y = lcg_rand_N (100000) - 65536; - - pixman_image_set_alpha_map (image, alpha_map, x, y); - - pixman_image_unref (alpha_map); - } - } - - /* Component alpha */ - pixman_image_set_component_alpha (image, lcg_rand_n (3) == 0); - - /* Clip region */ - if (lcg_rand_n (8) != 0) - { - pixman_region32_t region; - int i, n_rects; - - pixman_region32_init (®ion); - - switch (lcg_rand_n (10)) - { - case 0: - n_rects = 0; - break; - - case 1: case 2: case 3: - n_rects = 1; - break; - - case 4: case 5: - n_rects = 2; - break; - - case 6: case 7: - n_rects = 3; - - default: - n_rects = lcg_rand_n (100); - break; - } - - for (i = 0; i < n_rects; ++i) - { - uint32_t width, height; - int x, y; - - x = log_rand(); - y = log_rand(); - width = absolute (log_rand ()) + 1; - height = absolute (log_rand ()) + 1; - - pixman_region32_union_rect ( - ®ion, ®ion, x, y, width, height); - } - - pixman_image_set_clip_region32 (image, ®ion); - - pixman_region32_fini (®ion); - } - - /* Whether source clipping is enabled */ - pixman_image_set_source_clipping (image, !!lcg_rand_n (2)); - - /* Client clip */ - pixman_image_set_has_client_clip (image, !!lcg_rand_n (2)); - - /* Transform */ - if (lcg_rand_n (5) < 2) - { - pixman_transform_t xform; - int i, j, k; - uint32_t tx, ty, sx, sy; - uint32_t c, s; - - memset (&xform, 0, sizeof xform); - xform.matrix[0][0] = pixman_fixed_1; - xform.matrix[1][1] = pixman_fixed_1; - xform.matrix[2][2] = pixman_fixed_1; - - for (k = 0; k < 3; ++k) - { - switch (lcg_rand_n (4)) - { - case 0: - /* rotation */ - c = lcg_rand_N (2 * 65536) - 65536; - s = lcg_rand_N (2 * 65536) - 65536; - pixman_transform_rotate (&xform, NULL, c, s); - break; - - case 1: - /* translation */ - tx = lcg_rand_u32(); - ty = lcg_rand_u32(); - pixman_transform_translate (&xform, NULL, tx, ty); - break; - - case 2: - /* scale */ - sx = lcg_rand_u32(); - sy = lcg_rand_u32(); - pixman_transform_scale (&xform, NULL, sx, sy); - break; - - case 3: - if (lcg_rand_n (16) == 0) - { - /* random */ - for (i = 0; i < 3; ++i) - for (j = 0; j < 3; ++j) - xform.matrix[i][j] = lcg_rand_u32(); - break; - } - else if (lcg_rand_n (16) == 0) - { - /* zero */ - memset (&xform, 0, sizeof xform); - } - break; - } - } - - pixman_image_set_transform (image, &xform); - } -} - -static pixman_color_t -random_color (void) -{ - pixman_color_t color = - { - lcg_rand() & 0xffff, - lcg_rand() & 0xffff, - lcg_rand() & 0xffff, - lcg_rand() & 0xffff, - }; - - return color; -} - - -static pixman_image_t * -create_random_solid_image (void) -{ - pixman_color_t color = random_color(); - pixman_image_t *image = pixman_image_create_solid_fill (&color); - - return image; -} - -static pixman_gradient_stop_t * -create_random_stops (int *n_stops) -{ - pixman_fixed_t step; - pixman_fixed_t s; - int i; - pixman_gradient_stop_t *stops; - - *n_stops = lcg_rand_n (50) + 1; - - step = pixman_fixed_1 / *n_stops; - - stops = malloc (*n_stops * sizeof (pixman_gradient_stop_t)); - - s = 0; - for (i = 0; i < (*n_stops) - 1; ++i) - { - stops[i].x = s; - stops[i].color = random_color(); - - s += step; - } - - stops[*n_stops - 1].x = pixman_fixed_1; - stops[*n_stops - 1].color = random_color(); - - return stops; -} - -static pixman_point_fixed_t -create_random_point (void) -{ - pixman_point_fixed_t p; - - p.x = log_rand (); - p.y = log_rand (); - - return p; -} - -static pixman_image_t * -create_random_linear_image (void) -{ - int n_stops; - pixman_gradient_stop_t *stops; - pixman_point_fixed_t p1, p2; - pixman_image_t *result; - - stops = create_random_stops (&n_stops); - if (!stops) - return NULL; - - p1 = create_random_point (); - p2 = create_random_point (); - - result = pixman_image_create_linear_gradient (&p1, &p2, stops, n_stops); - - free (stops); - - return result; -} - -static pixman_image_t * -create_random_radial_image (void) -{ - int n_stops; - pixman_gradient_stop_t *stops; - pixman_point_fixed_t inner_c, outer_c; - pixman_fixed_t inner_r, outer_r; - pixman_image_t *result; - - inner_c = create_random_point(); - outer_c = create_random_point(); - inner_r = lcg_rand(); - outer_r = lcg_rand(); - - stops = create_random_stops (&n_stops); - - if (!stops) - return NULL; - - result = pixman_image_create_radial_gradient ( - &inner_c, &outer_c, inner_r, outer_r, stops, n_stops); - - free (stops); - - return result; -} - -static pixman_image_t * -create_random_conical_image (void) -{ - pixman_gradient_stop_t *stops; - int n_stops; - pixman_point_fixed_t c; - pixman_fixed_t angle; - pixman_image_t *result; - - c = create_random_point(); - angle = lcg_rand(); - - stops = create_random_stops (&n_stops); - - if (!stops) - return NULL; - - result = pixman_image_create_conical_gradient (&c, angle, stops, n_stops); - - free (stops); - - return result; -} - -static pixman_image_t * -create_random_image (void) -{ - pixman_image_t *result; - - switch (lcg_rand_n (5)) - { - default: - case 0: - result = create_random_bits_image (); - break; - - case 1: - result = create_random_solid_image (); - break; - - case 2: - result = create_random_linear_image (); - break; - - case 3: - result = create_random_radial_image (); - break; - - case 4: - result = create_random_conical_image (); - break; - } - - if (result) - set_general_properties (result, TRUE); - - return result; -} - -static const pixman_op_t op_list[] = -{ - PIXMAN_OP_SRC, - PIXMAN_OP_OVER, - PIXMAN_OP_ADD, - PIXMAN_OP_CLEAR, - PIXMAN_OP_SRC, - PIXMAN_OP_DST, - PIXMAN_OP_OVER, - PIXMAN_OP_OVER_REVERSE, - PIXMAN_OP_IN, - PIXMAN_OP_IN_REVERSE, - PIXMAN_OP_OUT, - PIXMAN_OP_OUT_REVERSE, - PIXMAN_OP_ATOP, - PIXMAN_OP_ATOP_REVERSE, - PIXMAN_OP_XOR, - PIXMAN_OP_ADD, - PIXMAN_OP_SATURATE, - PIXMAN_OP_DISJOINT_CLEAR, - PIXMAN_OP_DISJOINT_SRC, - PIXMAN_OP_DISJOINT_DST, - PIXMAN_OP_DISJOINT_OVER, - PIXMAN_OP_DISJOINT_OVER_REVERSE, - PIXMAN_OP_DISJOINT_IN, - PIXMAN_OP_DISJOINT_IN_REVERSE, - PIXMAN_OP_DISJOINT_OUT, - PIXMAN_OP_DISJOINT_OUT_REVERSE, - PIXMAN_OP_DISJOINT_ATOP, - PIXMAN_OP_DISJOINT_ATOP_REVERSE, - PIXMAN_OP_DISJOINT_XOR, - PIXMAN_OP_CONJOINT_CLEAR, - PIXMAN_OP_CONJOINT_SRC, - PIXMAN_OP_CONJOINT_DST, - PIXMAN_OP_CONJOINT_OVER, - PIXMAN_OP_CONJOINT_OVER_REVERSE, - PIXMAN_OP_CONJOINT_IN, - PIXMAN_OP_CONJOINT_IN_REVERSE, - PIXMAN_OP_CONJOINT_OUT, - PIXMAN_OP_CONJOINT_OUT_REVERSE, - PIXMAN_OP_CONJOINT_ATOP, - PIXMAN_OP_CONJOINT_ATOP_REVERSE, - PIXMAN_OP_CONJOINT_XOR, - PIXMAN_OP_MULTIPLY, - PIXMAN_OP_SCREEN, - PIXMAN_OP_OVERLAY, - PIXMAN_OP_DARKEN, - PIXMAN_OP_LIGHTEN, - PIXMAN_OP_COLOR_DODGE, - PIXMAN_OP_COLOR_BURN, - PIXMAN_OP_HARD_LIGHT, - PIXMAN_OP_DIFFERENCE, - PIXMAN_OP_EXCLUSION, - PIXMAN_OP_SOFT_LIGHT, - PIXMAN_OP_HSL_HUE, - PIXMAN_OP_HSL_SATURATION, - PIXMAN_OP_HSL_COLOR, - PIXMAN_OP_HSL_LUMINOSITY, -}; - -static void -run_test (uint32_t seed) -{ - pixman_image_t *source, *mask, *dest; - pixman_op_t op; - - lcg_srand (seed); - - source = create_random_image (); - mask = create_random_image (); - dest = create_random_bits_image (); - - if (source && mask && dest) - { - set_general_properties (dest, TRUE); - - op = op_list [lcg_rand_n (ARRAY_LENGTH (op_list))]; - - pixman_image_composite32 (op, - source, mask, dest, - log_rand(), log_rand(), - log_rand(), log_rand(), - log_rand(), log_rand(), - absolute (log_rand()), - absolute (log_rand())); - } - if (source) - pixman_image_unref (source); - if (mask) - pixman_image_unref (mask); - if (dest) - pixman_image_unref (dest); -} - -static pixman_bool_t -get_int (char *s, uint32_t *i) -{ - char *end; - int p; - - p = strtol (s, &end, 0); - - if (end != s && *end == 0) - { - *i = p; - return TRUE; - } - - return FALSE; -} - -int -main (int argc, char **argv) -{ - int verbose = FALSE; - uint32_t seed = 1; - uint32_t n_tests = 0xffffffff; - uint32_t mod = 0; - uint32_t i; - - pixman_disable_out_of_bounds_workaround (); - - enable_fp_exceptions(); - - if (getenv ("VERBOSE") != NULL) - verbose = TRUE; - - for (i = 1; i < argc; ++i) - { - if (strcmp (argv[i], "-v") == 0) - { - verbose = TRUE; - - if (i + 1 < argc) - { - get_int (argv[i + 1], &mod); - i++; - } - } - else if (strcmp (argv[i], "-s") == 0 && i + 1 < argc) - { - get_int (argv[i + 1], &seed); - i++; - } - else if (strcmp (argv[i], "-n") == 0 && i + 1 < argc) - { - get_int (argv[i + 1], &n_tests); - i++; - } - else - { - if (strcmp (argv[i], "-h") != 0) - printf ("Unknown option '%s'\n\n", argv[i]); - - printf ("Options:\n\n" - "-n Number of tests to run\n" - "-s Seed of first test\n" - "-v Print out seeds\n" - "-v Print out every n'th seed\n\n"); - - exit (-1); - } - } - - if (n_tests == 0xffffffff) - n_tests = 8000; - - /* FIXME: seed 2005763 fails in set_lum() with divide by zero */ -#ifdef USE_OPENMP -# pragma omp parallel for default(none) shared(verbose, n_tests, mod, seed) -#endif - for (i = seed; i < seed + n_tests; ++i) - { - if (verbose) - { - if (mod == 0 || (i % mod) == 0) - printf ("Seed %d\n", i); - } - - run_test (i); - } - - return 0; -} +#include "utils.h" + +#if 0 +#define fence_malloc malloc +#define fence_free free +#define make_random_bytes malloc +#endif + +static const pixman_format_code_t image_formats[] = +{ + PIXMAN_a8r8g8b8, + PIXMAN_x8r8g8b8, + PIXMAN_r5g6b5, + PIXMAN_r3g3b2, + PIXMAN_a8, + PIXMAN_a8b8g8r8, + PIXMAN_x8b8g8r8, + PIXMAN_b8g8r8a8, + PIXMAN_b8g8r8x8, + PIXMAN_x14r6g6b6, + PIXMAN_r8g8b8, + PIXMAN_b8g8r8, + PIXMAN_r5g6b5, + PIXMAN_b5g6r5, + PIXMAN_x2r10g10b10, + PIXMAN_a2r10g10b10, + PIXMAN_x2b10g10r10, + PIXMAN_a2b10g10r10, + PIXMAN_a1r5g5b5, + PIXMAN_x1r5g5b5, + PIXMAN_a1b5g5r5, + PIXMAN_x1b5g5r5, + PIXMAN_a4r4g4b4, + PIXMAN_x4r4g4b4, + PIXMAN_a4b4g4r4, + PIXMAN_x4b4g4r4, + PIXMAN_a8, + PIXMAN_r3g3b2, + PIXMAN_b2g3r3, + PIXMAN_a2r2g2b2, + PIXMAN_a2b2g2r2, + PIXMAN_c8, + PIXMAN_g8, + PIXMAN_x4c4, + PIXMAN_x4g4, + PIXMAN_c4, + PIXMAN_g4, + PIXMAN_g1, + PIXMAN_x4a4, + PIXMAN_a4, + PIXMAN_r1g2b1, + PIXMAN_b1g2r1, + PIXMAN_a1r1g1b1, + PIXMAN_a1b1g1r1, + PIXMAN_a1 +}; + +static pixman_filter_t filters[] = +{ + PIXMAN_FILTER_NEAREST, + PIXMAN_FILTER_BILINEAR, + PIXMAN_FILTER_FAST, + PIXMAN_FILTER_GOOD, + PIXMAN_FILTER_BEST, + PIXMAN_FILTER_CONVOLUTION +}; + +static int +get_size (void) +{ + switch (lcg_rand_n (28)) + { + case 0: + return 1; + + case 1: + return 2; + + default: + case 2: + return lcg_rand_n (200); + + case 4: + return lcg_rand_n (2000) + 1000; + + case 5: + return 65535; + + case 6: + return 65536; + + case 7: + return lcg_rand_N (64000) + 63000; + } +} + +static void +destroy (pixman_image_t *image, void *data) +{ + if (image->type == BITS && image->bits.free_me != image->bits.bits) + { + uint32_t *bits; + + if (image->bits.bits != (void *)0x01) + { + bits = image->bits.bits; + + if (image->bits.rowstride < 0) + bits -= (- image->bits.rowstride * (image->bits.height - 1)); + + fence_free (bits); + } + } + + free (data); +} + +static uint32_t +real_reader (const void *src, int size) +{ + switch (size) + { + case 1: + return *(uint8_t *)src; + case 2: + return *(uint16_t *)src; + case 4: + return *(uint32_t *)src; + default: + assert (0); + return 0; /* silence MSVC */ + } +} + +static void +real_writer (void *src, uint32_t value, int size) +{ + switch (size) + { + case 1: + *(uint8_t *)src = value; + break; + + case 2: + *(uint16_t *)src = value; + break; + + case 4: + *(uint32_t *)src = value; + break; + + default: + assert (0); + break; + } +} + +static uint32_t +fake_reader (const void *src, int size) +{ + uint32_t r = lcg_rand_u32 (); + + assert (size == 1 || size == 2 || size == 4); + return r & ((1 << (size * 8)) - 1); +} + +static void +fake_writer (void *src, uint32_t value, int size) +{ + assert (size == 1 || size == 2 || size == 4); +} + +static int32_t +log_rand (void) +{ + uint32_t mask; + + mask = (1 << lcg_rand_n (31)) - 1; + + return (lcg_rand () & mask) - (mask >> 1); +} + +static pixman_image_t * +create_random_bits_image (void) +{ + pixman_format_code_t format; + pixman_indexed_t *indexed; + pixman_image_t *image; + int width, height, stride; + uint32_t *bits; + pixman_read_memory_func_t read_func = NULL; + pixman_write_memory_func_t write_func = NULL; + pixman_filter_t filter; + pixman_fixed_t *coefficients = NULL; + int n_coefficients = 0; + + /* format */ + format = image_formats[lcg_rand_n (ARRAY_LENGTH (image_formats))]; + + indexed = NULL; + if (PIXMAN_FORMAT_TYPE (format) == PIXMAN_TYPE_COLOR) + { + indexed = malloc (sizeof (pixman_indexed_t)); + + initialize_palette (indexed, PIXMAN_FORMAT_BPP (format), TRUE); + } + else if (PIXMAN_FORMAT_TYPE (format) == PIXMAN_TYPE_GRAY) + { + indexed = malloc (sizeof (pixman_indexed_t)); + + initialize_palette (indexed, PIXMAN_FORMAT_BPP (format), FALSE); + } + else + { + indexed = NULL; + } + + /* size */ + width = get_size (); + height = get_size (); + + if ((uint64_t)width * height > 200000) + { + if (lcg_rand_n(2) == 0) + height = 200000 / width; + else + width = 200000 / height; + } + + if (height == 0) + height = 1; + if (width == 0) + width = 1; + + /* bits */ + switch (lcg_rand_n (7)) + { + default: + case 0: + stride = width * PIXMAN_FORMAT_BPP (format) + lcg_rand_n (17); + stride = (stride + 3) & (~3); + bits = (uint32_t *)make_random_bytes (height * stride); + break; + + case 1: + stride = 0; + bits = NULL; + break; + + case 2: /* Zero-filled */ + stride = width * PIXMAN_FORMAT_BPP (format) + lcg_rand_n (17); + stride = (stride + 3) & (~3); + bits = fence_malloc (height * stride); + if (!bits) + return NULL; + memset (bits, 0, height * stride); + break; + + case 3: /* Filled with 0xFF */ + stride = width * PIXMAN_FORMAT_BPP (format) + lcg_rand_n (17); + stride = (stride + 3) & (~3); + bits = fence_malloc (height * stride); + if (!bits) + return NULL; + memset (bits, 0xff, height * stride); + break; + + case 4: /* bits is a bad pointer, has read/write functions */ + stride = 232; + bits = (void *)0x01; + read_func = fake_reader; + write_func = fake_writer; + break; + + case 5: /* bits is a real pointer, has read/write functions */ + stride = width * PIXMAN_FORMAT_BPP (format) + lcg_rand_n (17); + stride = (stride + 3) & (~3); + bits = fence_malloc (height * stride); + if (!bits) + return NULL; + memset (bits, 0xff, height * stride); + read_func = real_reader; + write_func = real_writer; + break; + + case 6: /* bits is a real pointer, stride is negative */ + stride = (width * PIXMAN_FORMAT_BPP (format) + lcg_rand_n (17)); + stride = (stride + 3) & (~3); + bits = (uint32_t *)make_random_bytes (height * stride); + if (!bits) + return NULL; + bits += ((height - 1) * stride) / 4; + stride = - stride; + break; + } + + /* Filter */ + filter = filters[lcg_rand_n (ARRAY_LENGTH (filters))]; + if (filter == PIXMAN_FILTER_CONVOLUTION) + { + int width = lcg_rand_n (17); + int height = lcg_rand_n (19); + + n_coefficients = width * height + 2; + coefficients = malloc (n_coefficients * sizeof (pixman_fixed_t)); + + if (coefficients) + { + int i; + + for (i = 0; i < width * height; ++i) + coefficients[i + 2] = lcg_rand_u32(); + + coefficients[0] = width << 16; + coefficients[1] = height << 16; + } + else + { + filter = PIXMAN_FILTER_BEST; + } + } + + /* Finally create the image */ + image = pixman_image_create_bits (format, width, height, bits, stride); + if (!image) + return NULL; + + pixman_image_set_indexed (image, indexed); + pixman_image_set_destroy_function (image, destroy, indexed); + pixman_image_set_accessors (image, read_func, write_func); + pixman_image_set_filter (image, filter, coefficients, n_coefficients); + + return image; +} + +static pixman_repeat_t repeats[] = +{ + PIXMAN_REPEAT_NONE, + PIXMAN_REPEAT_NORMAL, + PIXMAN_REPEAT_REFLECT, + PIXMAN_REPEAT_PAD +}; + +static uint32_t +absolute (int32_t i) +{ + return i < 0? -i : i; +} + +static void +set_general_properties (pixman_image_t *image, pixman_bool_t allow_alpha_map) +{ + pixman_repeat_t repeat; + + /* Set properties that are generic to all images */ + + /* Repeat */ + repeat = repeats[lcg_rand_n (ARRAY_LENGTH (repeats))]; + pixman_image_set_repeat (image, repeat); + + /* Alpha map */ + if (allow_alpha_map && lcg_rand_n (3) == 0) + { + pixman_image_t *alpha_map; + int16_t x, y; + + alpha_map = create_random_bits_image (); + + if (alpha_map) + { + set_general_properties (alpha_map, FALSE); + + x = lcg_rand_N (100000) - 65536; + y = lcg_rand_N (100000) - 65536; + + pixman_image_set_alpha_map (image, alpha_map, x, y); + + pixman_image_unref (alpha_map); + } + } + + /* Component alpha */ + pixman_image_set_component_alpha (image, lcg_rand_n (3) == 0); + + /* Clip region */ + if (lcg_rand_n (8) != 0) + { + pixman_region32_t region; + int i, n_rects; + + pixman_region32_init (®ion); + + switch (lcg_rand_n (10)) + { + case 0: + n_rects = 0; + break; + + case 1: case 2: case 3: + n_rects = 1; + break; + + case 4: case 5: + n_rects = 2; + break; + + case 6: case 7: + n_rects = 3; + + default: + n_rects = lcg_rand_n (100); + break; + } + + for (i = 0; i < n_rects; ++i) + { + uint32_t width, height; + int x, y; + + x = log_rand(); + y = log_rand(); + width = absolute (log_rand ()) + 1; + height = absolute (log_rand ()) + 1; + + pixman_region32_union_rect ( + ®ion, ®ion, x, y, width, height); + } + + pixman_image_set_clip_region32 (image, ®ion); + + pixman_region32_fini (®ion); + } + + /* Whether source clipping is enabled */ + pixman_image_set_source_clipping (image, !!lcg_rand_n (2)); + + /* Client clip */ + pixman_image_set_has_client_clip (image, !!lcg_rand_n (2)); + + /* Transform */ + if (lcg_rand_n (5) < 2) + { + pixman_transform_t xform; + int i, j, k; + uint32_t tx, ty, sx, sy; + uint32_t c, s; + + memset (&xform, 0, sizeof xform); + xform.matrix[0][0] = pixman_fixed_1; + xform.matrix[1][1] = pixman_fixed_1; + xform.matrix[2][2] = pixman_fixed_1; + + for (k = 0; k < 3; ++k) + { + switch (lcg_rand_n (4)) + { + case 0: + /* rotation */ + c = lcg_rand_N (2 * 65536) - 65536; + s = lcg_rand_N (2 * 65536) - 65536; + pixman_transform_rotate (&xform, NULL, c, s); + break; + + case 1: + /* translation */ + tx = lcg_rand_u32(); + ty = lcg_rand_u32(); + pixman_transform_translate (&xform, NULL, tx, ty); + break; + + case 2: + /* scale */ + sx = lcg_rand_u32(); + sy = lcg_rand_u32(); + pixman_transform_scale (&xform, NULL, sx, sy); + break; + + case 3: + if (lcg_rand_n (16) == 0) + { + /* random */ + for (i = 0; i < 3; ++i) + for (j = 0; j < 3; ++j) + xform.matrix[i][j] = lcg_rand_u32(); + break; + } + else if (lcg_rand_n (16) == 0) + { + /* zero */ + memset (&xform, 0, sizeof xform); + } + break; + } + } + + pixman_image_set_transform (image, &xform); + } +} + +static pixman_color_t +random_color (void) +{ + pixman_color_t color = + { + lcg_rand() & 0xffff, + lcg_rand() & 0xffff, + lcg_rand() & 0xffff, + lcg_rand() & 0xffff, + }; + + return color; +} + + +static pixman_image_t * +create_random_solid_image (void) +{ + pixman_color_t color = random_color(); + pixman_image_t *image = pixman_image_create_solid_fill (&color); + + return image; +} + +static pixman_gradient_stop_t * +create_random_stops (int *n_stops) +{ + pixman_fixed_t step; + pixman_fixed_t s; + int i; + pixman_gradient_stop_t *stops; + + *n_stops = lcg_rand_n (50) + 1; + + step = pixman_fixed_1 / *n_stops; + + stops = malloc (*n_stops * sizeof (pixman_gradient_stop_t)); + + s = 0; + for (i = 0; i < (*n_stops) - 1; ++i) + { + stops[i].x = s; + stops[i].color = random_color(); + + s += step; + } + + stops[*n_stops - 1].x = pixman_fixed_1; + stops[*n_stops - 1].color = random_color(); + + return stops; +} + +static pixman_point_fixed_t +create_random_point (void) +{ + pixman_point_fixed_t p; + + p.x = log_rand (); + p.y = log_rand (); + + return p; +} + +static pixman_image_t * +create_random_linear_image (void) +{ + int n_stops; + pixman_gradient_stop_t *stops; + pixman_point_fixed_t p1, p2; + pixman_image_t *result; + + stops = create_random_stops (&n_stops); + if (!stops) + return NULL; + + p1 = create_random_point (); + p2 = create_random_point (); + + result = pixman_image_create_linear_gradient (&p1, &p2, stops, n_stops); + + free (stops); + + return result; +} + +static pixman_image_t * +create_random_radial_image (void) +{ + int n_stops; + pixman_gradient_stop_t *stops; + pixman_point_fixed_t inner_c, outer_c; + pixman_fixed_t inner_r, outer_r; + pixman_image_t *result; + + inner_c = create_random_point(); + outer_c = create_random_point(); + inner_r = lcg_rand(); + outer_r = lcg_rand(); + + stops = create_random_stops (&n_stops); + + if (!stops) + return NULL; + + result = pixman_image_create_radial_gradient ( + &inner_c, &outer_c, inner_r, outer_r, stops, n_stops); + + free (stops); + + return result; +} + +static pixman_image_t * +create_random_conical_image (void) +{ + pixman_gradient_stop_t *stops; + int n_stops; + pixman_point_fixed_t c; + pixman_fixed_t angle; + pixman_image_t *result; + + c = create_random_point(); + angle = lcg_rand(); + + stops = create_random_stops (&n_stops); + + if (!stops) + return NULL; + + result = pixman_image_create_conical_gradient (&c, angle, stops, n_stops); + + free (stops); + + return result; +} + +static pixman_image_t * +create_random_image (void) +{ + pixman_image_t *result; + + switch (lcg_rand_n (5)) + { + default: + case 0: + result = create_random_bits_image (); + break; + + case 1: + result = create_random_solid_image (); + break; + + case 2: + result = create_random_linear_image (); + break; + + case 3: + result = create_random_radial_image (); + break; + + case 4: + result = create_random_conical_image (); + break; + } + + if (result) + set_general_properties (result, TRUE); + + return result; +} + +static const pixman_op_t op_list[] = +{ + PIXMAN_OP_SRC, + PIXMAN_OP_OVER, + PIXMAN_OP_ADD, + PIXMAN_OP_CLEAR, + PIXMAN_OP_SRC, + PIXMAN_OP_DST, + PIXMAN_OP_OVER, + PIXMAN_OP_OVER_REVERSE, + PIXMAN_OP_IN, + PIXMAN_OP_IN_REVERSE, + PIXMAN_OP_OUT, + PIXMAN_OP_OUT_REVERSE, + PIXMAN_OP_ATOP, + PIXMAN_OP_ATOP_REVERSE, + PIXMAN_OP_XOR, + PIXMAN_OP_ADD, + PIXMAN_OP_SATURATE, + PIXMAN_OP_DISJOINT_CLEAR, + PIXMAN_OP_DISJOINT_SRC, + PIXMAN_OP_DISJOINT_DST, + PIXMAN_OP_DISJOINT_OVER, + PIXMAN_OP_DISJOINT_OVER_REVERSE, + PIXMAN_OP_DISJOINT_IN, + PIXMAN_OP_DISJOINT_IN_REVERSE, + PIXMAN_OP_DISJOINT_OUT, + PIXMAN_OP_DISJOINT_OUT_REVERSE, + PIXMAN_OP_DISJOINT_ATOP, + PIXMAN_OP_DISJOINT_ATOP_REVERSE, + PIXMAN_OP_DISJOINT_XOR, + PIXMAN_OP_CONJOINT_CLEAR, + PIXMAN_OP_CONJOINT_SRC, + PIXMAN_OP_CONJOINT_DST, + PIXMAN_OP_CONJOINT_OVER, + PIXMAN_OP_CONJOINT_OVER_REVERSE, + PIXMAN_OP_CONJOINT_IN, + PIXMAN_OP_CONJOINT_IN_REVERSE, + PIXMAN_OP_CONJOINT_OUT, + PIXMAN_OP_CONJOINT_OUT_REVERSE, + PIXMAN_OP_CONJOINT_ATOP, + PIXMAN_OP_CONJOINT_ATOP_REVERSE, + PIXMAN_OP_CONJOINT_XOR, + PIXMAN_OP_MULTIPLY, + PIXMAN_OP_SCREEN, + PIXMAN_OP_OVERLAY, + PIXMAN_OP_DARKEN, + PIXMAN_OP_LIGHTEN, + PIXMAN_OP_COLOR_DODGE, + PIXMAN_OP_COLOR_BURN, + PIXMAN_OP_HARD_LIGHT, + PIXMAN_OP_DIFFERENCE, + PIXMAN_OP_EXCLUSION, + PIXMAN_OP_SOFT_LIGHT, + PIXMAN_OP_HSL_HUE, + PIXMAN_OP_HSL_SATURATION, + PIXMAN_OP_HSL_COLOR, + PIXMAN_OP_HSL_LUMINOSITY, +}; + +static void +run_test (uint32_t seed) +{ + pixman_image_t *source, *mask, *dest; + pixman_op_t op; + + lcg_srand (seed); + + source = create_random_image (); + mask = create_random_image (); + dest = create_random_bits_image (); + + if (source && mask && dest) + { + set_general_properties (dest, TRUE); + + op = op_list [lcg_rand_n (ARRAY_LENGTH (op_list))]; + + pixman_image_composite32 (op, + source, mask, dest, + log_rand(), log_rand(), + log_rand(), log_rand(), + log_rand(), log_rand(), + absolute (log_rand()), + absolute (log_rand())); + } + if (source) + pixman_image_unref (source); + if (mask) + pixman_image_unref (mask); + if (dest) + pixman_image_unref (dest); +} + +static pixman_bool_t +get_int (char *s, uint32_t *i) +{ + char *end; + int p; + + p = strtol (s, &end, 0); + + if (end != s && *end == 0) + { + *i = p; + return TRUE; + } + + return FALSE; +} + +int +main (int argc, char **argv) +{ + int verbose = FALSE; + uint32_t seed = 1; + uint32_t n_tests = 0xffffffff; + uint32_t mod = 0; + uint32_t i; + + pixman_disable_out_of_bounds_workaround (); + + enable_fp_exceptions(); + + if (getenv ("VERBOSE") != NULL) + verbose = TRUE; + + for (i = 1; i < argc; ++i) + { + if (strcmp (argv[i], "-v") == 0) + { + verbose = TRUE; + + if (i + 1 < argc) + { + get_int (argv[i + 1], &mod); + i++; + } + } + else if (strcmp (argv[i], "-s") == 0 && i + 1 < argc) + { + get_int (argv[i + 1], &seed); + i++; + } + else if (strcmp (argv[i], "-n") == 0 && i + 1 < argc) + { + get_int (argv[i + 1], &n_tests); + i++; + } + else + { + if (strcmp (argv[i], "-h") != 0) + printf ("Unknown option '%s'\n\n", argv[i]); + + printf ("Options:\n\n" + "-n Number of tests to run\n" + "-s Seed of first test\n" + "-v Print out seeds\n" + "-v Print out every n'th seed\n\n"); + + exit (-1); + } + } + + if (n_tests == 0xffffffff) + n_tests = 8000; + + /* FIXME: seed 2005763 fails in set_lum() with divide by zero */ +#ifdef USE_OPENMP +# pragma omp parallel for default(none) shared(verbose, n_tests, mod, seed) +#endif + for (i = seed; i < seed + n_tests; ++i) + { + if (verbose) + { + if (mod == 0 || (i % mod) == 0) + printf ("Seed %d\n", i); + } + + run_test (i); + } + + return 0; +} -- cgit v1.2.3