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-rw-r--r--pixman/test/stress-test.c1744
1 files changed, 872 insertions, 872 deletions
diff --git a/pixman/test/stress-test.c b/pixman/test/stress-test.c
index 571420ab0..92b5f0bca 100644
--- a/pixman/test/stress-test.c
+++ b/pixman/test/stress-test.c
@@ -1,872 +1,872 @@
-#include <stdio.h>
-#include "utils.h"
-#include <sys/types.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_r8g8b8a8,
- PIXMAN_r8g8b8x8,
- 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 (&region);
-
- 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 (
- &region, &region, x, y, width, height);
- }
-
- pixman_image_set_clip_region32 (image, &region);
-
- pixman_region32_fini (&region);
- }
-
- /* 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_bool_t verbose, uint32_t mod)
-{
- pixman_image_t *source, *mask, *dest;
- pixman_op_t op;
-
- if (verbose)
- {
- if (mod == 0 || (seed % mod) == 0)
- printf ("Seed 0x%08x\n", seed);
- }
-
- 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;
- pixman_bool_t use_threads = TRUE;
- 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);
- use_threads = FALSE;
- 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> Number of tests to run\n"
- "-s <seed> Seed of first test (ignored if PIXMAN_RANDOMIZE_TESTS is set)\n"
- "-v Print out seeds\n"
- "-v <n> Print out every n'th seed\n\n");
-
- exit (-1);
- }
- }
-
- if (n_tests == 0xffffffff)
- n_tests = 8000;
-
- if (getenv ("PIXMAN_RANDOMIZE_TESTS"))
- {
- seed = get_random_seed();
- printf ("First seed: 0x%08x\n", seed);
- }
-
- if (use_threads)
- {
-#ifdef USE_OPENMP
-# pragma omp parallel for default(none) shared(verbose, n_tests, mod, seed)
-#endif
- for (i = seed; i < seed + n_tests; ++i)
- run_test (i, verbose, mod);
- }
- else
- {
- for (i = seed; i < seed + n_tests; ++i)
- run_test (i, verbose, mod);
- }
-
- return 0;
-}
+#include <stdio.h>
+#include "utils.h"
+#include <sys/types.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_r8g8b8a8,
+ PIXMAN_r8g8b8x8,
+ 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 (&region);
+
+ 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 (
+ &region, &region, x, y, width, height);
+ }
+
+ pixman_image_set_clip_region32 (image, &region);
+
+ pixman_region32_fini (&region);
+ }
+
+ /* 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_bool_t verbose, uint32_t mod)
+{
+ pixman_image_t *source, *mask, *dest;
+ pixman_op_t op;
+
+ if (verbose)
+ {
+ if (mod == 0 || (seed % mod) == 0)
+ printf ("Seed 0x%08x\n", seed);
+ }
+
+ 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;
+ pixman_bool_t use_threads = TRUE;
+ 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);
+ use_threads = FALSE;
+ 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> Number of tests to run\n"
+ "-s <seed> Seed of first test (ignored if PIXMAN_RANDOMIZE_TESTS is set)\n"
+ "-v Print out seeds\n"
+ "-v <n> Print out every n'th seed\n\n");
+
+ exit (-1);
+ }
+ }
+
+ if (n_tests == 0xffffffff)
+ n_tests = 8000;
+
+ if (getenv ("PIXMAN_RANDOMIZE_TESTS"))
+ {
+ seed = get_random_seed();
+ printf ("First seed: 0x%08x\n", seed);
+ }
+
+ if (use_threads)
+ {
+#ifdef USE_OPENMP
+# pragma omp parallel for default(none) shared(verbose, n_tests, mod, seed)
+#endif
+ for (i = seed; i < seed + n_tests; ++i)
+ run_test (i, verbose, mod);
+ }
+ else
+ {
+ for (i = seed; i < seed + n_tests; ++i)
+ run_test (i, verbose, mod);
+ }
+
+ return 0;
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-07 02:40:27 +0000