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Diffstat (limited to 'pixman/test/stress-test.c')
-rw-r--r--pixman/test/stress-test.c112
1 files changed, 56 insertions, 56 deletions
diff --git a/pixman/test/stress-test.c b/pixman/test/stress-test.c
index 059250dd4..ee55c21ea 100644
--- a/pixman/test/stress-test.c
+++ b/pixman/test/stress-test.c
@@ -74,7 +74,7 @@ static pixman_filter_t filters[] =
static int
get_size (void)
{
- switch (lcg_rand_n (28))
+ switch (prng_rand_n (28))
{
case 0:
return 1;
@@ -84,10 +84,10 @@ get_size (void)
default:
case 2:
- return lcg_rand_n (100);
+ return prng_rand_n (100);
case 4:
- return lcg_rand_n (2000) + 1000;
+ return prng_rand_n (2000) + 1000;
case 5:
return 65535;
@@ -96,7 +96,7 @@ get_size (void)
return 65536;
case 7:
- return lcg_rand_N (64000) + 63000;
+ return prng_rand_n (64000) + 63000;
}
}
@@ -164,7 +164,7 @@ real_writer (void *src, uint32_t value, int size)
static uint32_t
fake_reader (const void *src, int size)
{
- uint32_t r = lcg_rand_u32 ();
+ uint32_t r = prng_rand ();
assert (size == 1 || size == 2 || size == 4);
@@ -182,16 +182,16 @@ log_rand (void)
{
uint32_t mask;
- mask = (1 << lcg_rand_n (10)) - 1;
+ mask = (1 << prng_rand_n (10)) - 1;
- return (lcg_rand_u32 () & mask) - (mask >> 1);
+ return (prng_rand () & mask) - (mask >> 1);
}
static int32_t
rand_x (pixman_image_t *image)
{
if (image->type == BITS)
- return lcg_rand_n (image->bits.width);
+ return prng_rand_n (image->bits.width);
else
return log_rand ();
}
@@ -200,7 +200,7 @@ static int32_t
rand_y (pixman_image_t *image)
{
if (image->type == BITS)
- return lcg_rand_n (image->bits.height);
+ return prng_rand_n (image->bits.height);
else
return log_rand ();
}
@@ -220,7 +220,7 @@ create_random_bits_image (void)
int n_coefficients = 0;
/* format */
- format = image_formats[lcg_rand_n (ARRAY_LENGTH (image_formats))];
+ format = image_formats[prng_rand_n (ARRAY_LENGTH (image_formats))];
indexed = NULL;
if (PIXMAN_FORMAT_TYPE (format) == PIXMAN_TYPE_COLOR)
@@ -246,7 +246,7 @@ create_random_bits_image (void)
while ((uint64_t)width * height > 200000)
{
- if (lcg_rand_n(2) == 0)
+ if (prng_rand_n(2) == 0)
height = 200000 / width;
else
width = 200000 / height;
@@ -258,11 +258,11 @@ create_random_bits_image (void)
width = 1;
/* bits */
- switch (lcg_rand_n (7))
+ switch (prng_rand_n (7))
{
default:
case 0:
- stride = width * PIXMAN_FORMAT_BPP (format) + lcg_rand_n (17);
+ stride = width * PIXMAN_FORMAT_BPP (format) + prng_rand_n (17);
stride = (stride + 3) & (~3);
bits = (uint32_t *)make_random_bytes (height * stride);
break;
@@ -273,7 +273,7 @@ create_random_bits_image (void)
break;
case 2: /* Zero-filled */
- stride = width * PIXMAN_FORMAT_BPP (format) + lcg_rand_n (17);
+ stride = width * PIXMAN_FORMAT_BPP (format) + prng_rand_n (17);
stride = (stride + 3) & (~3);
bits = fence_malloc (height * stride);
if (!bits)
@@ -282,7 +282,7 @@ create_random_bits_image (void)
break;
case 3: /* Filled with 0xFF */
- stride = width * PIXMAN_FORMAT_BPP (format) + lcg_rand_n (17);
+ stride = width * PIXMAN_FORMAT_BPP (format) + prng_rand_n (17);
stride = (stride + 3) & (~3);
bits = fence_malloc (height * stride);
if (!bits)
@@ -298,7 +298,7 @@ create_random_bits_image (void)
break;
case 5: /* bits is a real pointer, has read/write functions */
- stride = width * PIXMAN_FORMAT_BPP (format) + lcg_rand_n (17);
+ stride = width * PIXMAN_FORMAT_BPP (format) + prng_rand_n (17);
stride = (stride + 3) & (~3);
bits = fence_malloc (height * stride);
if (!bits)
@@ -309,7 +309,7 @@ create_random_bits_image (void)
break;
case 6: /* bits is a real pointer, stride is negative */
- stride = (width * PIXMAN_FORMAT_BPP (format) + lcg_rand_n (17));
+ stride = (width * PIXMAN_FORMAT_BPP (format) + prng_rand_n (17));
stride = (stride + 3) & (~3);
bits = (uint32_t *)make_random_bytes (height * stride);
if (!bits)
@@ -320,11 +320,11 @@ create_random_bits_image (void)
}
/* Filter */
- filter = filters[lcg_rand_n (ARRAY_LENGTH (filters))];
+ filter = filters[prng_rand_n (ARRAY_LENGTH (filters))];
if (filter == PIXMAN_FILTER_CONVOLUTION)
{
- int width = lcg_rand_n (3);
- int height = lcg_rand_n (4);
+ int width = prng_rand_n (3);
+ int height = prng_rand_n (4);
n_coefficients = width * height + 2;
coefficients = malloc (n_coefficients * sizeof (pixman_fixed_t));
@@ -334,7 +334,7 @@ create_random_bits_image (void)
int i;
for (i = 0; i < width * height; ++i)
- coefficients[i + 2] = lcg_rand_u32();
+ coefficients[i + 2] = prng_rand();
coefficients[0] = width << 16;
coefficients[1] = height << 16;
@@ -380,11 +380,11 @@ set_general_properties (pixman_image_t *image, pixman_bool_t allow_alpha_map)
/* Set properties that are generic to all images */
/* Repeat */
- repeat = repeats[lcg_rand_n (ARRAY_LENGTH (repeats))];
+ repeat = repeats[prng_rand_n (ARRAY_LENGTH (repeats))];
pixman_image_set_repeat (image, repeat);
/* Alpha map */
- if (allow_alpha_map && lcg_rand_n (4) == 0)
+ if (allow_alpha_map && prng_rand_n (4) == 0)
{
pixman_image_t *alpha_map;
int16_t x, y;
@@ -405,17 +405,17 @@ set_general_properties (pixman_image_t *image, pixman_bool_t allow_alpha_map)
}
/* Component alpha */
- pixman_image_set_component_alpha (image, lcg_rand_n (3) == 0);
+ pixman_image_set_component_alpha (image, prng_rand_n (3) == 0);
/* Clip region */
- if (lcg_rand_n (8) < 2)
+ if (prng_rand_n (8) < 2)
{
pixman_region32_t region;
int i, n_rects;
pixman_region32_init (&region);
- switch (lcg_rand_n (12))
+ switch (prng_rand_n (12))
{
case 0:
n_rects = 0;
@@ -434,7 +434,7 @@ set_general_properties (pixman_image_t *image, pixman_bool_t allow_alpha_map)
break;
default:
- n_rects = lcg_rand_n (100);
+ n_rects = prng_rand_n (100);
break;
}
@@ -452,7 +452,7 @@ set_general_properties (pixman_image_t *image, pixman_bool_t allow_alpha_map)
&region, &region, x, y, width, height);
}
- if (image->type == BITS && lcg_rand_n (8) != 0)
+ if (image->type == BITS && prng_rand_n (8) != 0)
{
uint32_t width, height;
int x, y;
@@ -463,10 +463,10 @@ set_general_properties (pixman_image_t *image, pixman_bool_t allow_alpha_map)
*/
for (i = 0; i < 5; ++i)
{
- x = lcg_rand_n (2 * image->bits.width) - image->bits.width;
- y = lcg_rand_n (2 * image->bits.height) - image->bits.height;
- width = lcg_rand_n (image->bits.width) - x + 10;
- height = lcg_rand_n (image->bits.height) - y + 10;
+ x = prng_rand_n (2 * image->bits.width) - image->bits.width;
+ y = prng_rand_n (2 * image->bits.height) - image->bits.height;
+ width = prng_rand_n (image->bits.width) - x + 10;
+ height = prng_rand_n (image->bits.height) - y + 10;
if (width + x < x)
width = INT32_MAX - x;
@@ -484,13 +484,13 @@ set_general_properties (pixman_image_t *image, pixman_bool_t allow_alpha_map)
}
/* Whether source clipping is enabled */
- pixman_image_set_source_clipping (image, !!lcg_rand_n (2));
+ pixman_image_set_source_clipping (image, !!prng_rand_n (2));
/* Client clip */
- pixman_image_set_has_client_clip (image, !!lcg_rand_n (2));
+ pixman_image_set_has_client_clip (image, !!prng_rand_n (2));
/* Transform */
- if (lcg_rand_n (5) < 2)
+ if (prng_rand_n (5) < 2)
{
pixman_transform_t xform;
int i, j, k;
@@ -504,39 +504,39 @@ set_general_properties (pixman_image_t *image, pixman_bool_t allow_alpha_map)
for (k = 0; k < 3; ++k)
{
- switch (lcg_rand_n (4))
+ switch (prng_rand_n (4))
{
case 0:
/* rotation */
- c = lcg_rand_N (2 * 65536) - 65536;
- s = lcg_rand_N (2 * 65536) - 65536;
+ c = prng_rand_n (2 * 65536) - 65536;
+ s = prng_rand_n (2 * 65536) - 65536;
pixman_transform_rotate (&xform, NULL, c, s);
break;
case 1:
/* translation */
- tx = lcg_rand_u32();
- ty = lcg_rand_u32();
+ tx = prng_rand();
+ ty = prng_rand();
pixman_transform_translate (&xform, NULL, tx, ty);
break;
case 2:
/* scale */
- sx = lcg_rand_u32();
- sy = lcg_rand_u32();
+ sx = prng_rand();
+ sy = prng_rand();
pixman_transform_scale (&xform, NULL, sx, sy);
break;
case 3:
- if (lcg_rand_n (16) == 0)
+ if (prng_rand_n (16) == 0)
{
/* random */
for (i = 0; i < 3; ++i)
for (j = 0; j < 3; ++j)
- xform.matrix[i][j] = lcg_rand_u32();
+ xform.matrix[i][j] = prng_rand();
break;
}
- else if (lcg_rand_n (16) == 0)
+ else if (prng_rand_n (16) == 0)
{
/* zero */
memset (&xform, 0, sizeof xform);
@@ -554,10 +554,10 @@ random_color (void)
{
pixman_color_t color =
{
- lcg_rand() & 0xffff,
- lcg_rand() & 0xffff,
- lcg_rand() & 0xffff,
- lcg_rand() & 0xffff,
+ prng_rand() & 0xffff,
+ prng_rand() & 0xffff,
+ prng_rand() & 0xffff,
+ prng_rand() & 0xffff,
};
return color;
@@ -581,7 +581,7 @@ create_random_stops (int *n_stops)
int i;
pixman_gradient_stop_t *stops;
- *n_stops = lcg_rand_n (50) + 1;
+ *n_stops = prng_rand_n (50) + 1;
step = pixman_fixed_1 / *n_stops;
@@ -646,8 +646,8 @@ create_random_radial_image (void)
inner_c = create_random_point();
outer_c = create_random_point();
- inner_r = lcg_rand();
- outer_r = lcg_rand();
+ inner_r = prng_rand();
+ outer_r = prng_rand();
stops = create_random_stops (&n_stops);
@@ -672,7 +672,7 @@ create_random_conical_image (void)
pixman_image_t *result;
c = create_random_point();
- angle = lcg_rand();
+ angle = prng_rand();
stops = create_random_stops (&n_stops);
@@ -691,7 +691,7 @@ create_random_image (void)
{
pixman_image_t *result;
- switch (lcg_rand_n (5))
+ switch (prng_rand_n (5))
{
default:
case 0:
@@ -793,7 +793,7 @@ run_test (uint32_t seed, pixman_bool_t verbose, uint32_t mod)
printf ("Seed 0x%08x\n", seed);
}
- lcg_srand (seed);
+ prng_srand (seed);
source = create_random_image ();
mask = create_random_image ();
@@ -803,7 +803,7 @@ run_test (uint32_t seed, pixman_bool_t verbose, uint32_t mod)
{
set_general_properties (dest, TRUE);
- op = op_list [lcg_rand_n (ARRAY_LENGTH (op_list))];
+ op = op_list [prng_rand_n (ARRAY_LENGTH (op_list))];
pixman_image_composite32 (op,
source, mask, dest,
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-12 03:21:58 +0000