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| author | marha <marha@users.sourceforge.net> | 2012-12-10 08:33:13 +0100 |
|---|---|---|
| committer | marha <marha@users.sourceforge.net> | 2012-12-10 08:33:13 +0100 |
| commit | 0328076efb5ff6e62152c09e38d0d11f7931d07b (patch) | |
| tree | ce71cf0fe95186671dc75862c2ced47f4735214f /pixman/test/utils.c | |
| parent | e82692e521240c5f8592f9ce56c9d5b3d68870ec (diff) | |
| download | vcxsrv-0328076efb5ff6e62152c09e38d0d11f7931d07b.tar.gz vcxsrv-0328076efb5ff6e62152c09e38d0d11f7931d07b.tar.bz2 vcxsrv-0328076efb5ff6e62152c09e38d0d11f7931d07b.zip | |
fontconfig libX11 mesa pixman git update 10 dec 2012
libX11 9833489e6c3829a1e835bc0a11f028fc180809e4
mesa 17f5dc57306b8f5079304701e455bf4b927d3cae
pixman 8ca4e144724ba2041bc5ef077ccf6d24e7cf4d1f
fontconfig 608c5b590bd3428dfcd30f3d68ee8b7131e2f019
Diffstat (limited to 'pixman/test/utils.c')
| -rw-r--r-- | pixman/test/utils.c | 25 |
1 files changed, 8 insertions, 17 deletions
diff --git a/pixman/test/utils.c b/pixman/test/utils.c index c887a6db9..66c8dcb89 100644 --- a/pixman/test/utils.c +++ b/pixman/test/utils.c @@ -27,10 +27,11 @@ #include <png.h> #endif -/* Random number seed +/* Random number generator state */ -uint32_t lcg_seed; +prng_t prng_state_data; +prng_t *prng_state; /*----------------------------------------------------------------------------*\ * CRC-32 version 2.0.0 by Craig Bruce, 2006-04-29. @@ -237,14 +238,6 @@ compute_crc32_for_image (uint32_t crc32, return crc32; } -pixman_bool_t -is_little_endian (void) -{ - volatile uint16_t endian_check_var = 0x1234; - - return (*(volatile uint8_t *)&endian_check_var == 0x34); -} - /* perform endian conversion of pixel data */ void @@ -431,13 +424,11 @@ uint8_t * make_random_bytes (int n_bytes) { uint8_t *bytes = fence_malloc (n_bytes); - int i; if (!bytes) return NULL; - for (i = 0; i < n_bytes; ++i) - bytes[i] = lcg_rand () & 0xff; + prng_randmemset (bytes, n_bytes, 0); return bytes; } @@ -689,9 +680,9 @@ get_random_seed (void) { union { double d; uint32_t u32; } t; t.d = gettime(); - lcg_srand (t.u32); + prng_srand (t.u32); - return lcg_rand_u32 (); + return prng_rand (); } #ifdef HAVE_SIGACTION @@ -785,7 +776,7 @@ initialize_palette (pixman_indexed_t *palette, uint32_t depth, int is_rgb) uint32_t mask = (1 << depth) - 1; for (i = 0; i < 32768; ++i) - palette->ent[i] = lcg_rand() & mask; + palette->ent[i] = prng_rand() & mask; memset (palette->rgba, 0, sizeof (palette->rgba)); @@ -805,7 +796,7 @@ initialize_palette (pixman_indexed_t *palette, uint32_t depth, int is_rgb) { uint32_t old_idx; - rgba24 = lcg_rand(); + rgba24 = prng_rand(); i15 = CONVERT_15 (rgba24, is_rgb); old_idx = palette->ent[i15]; |