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author | Robin Gareus <robin@gareus.org> | 2014-11-10 22:20:36 +0100 |
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committer | Robin Gareus <robin@gareus.org> | 2014-11-10 22:20:36 +0100 |
commit | a37ffd1f0cea654918dfa933139b764804859e22 (patch) | |
tree | 825b9821cc8b1a6450ddeec203228d53f398a1ae /libs | |
parent | 1317b572215c496c007d41c051e85dc23634f1c8 (diff) |
improve random seed (for dummy generators)
Diffstat (limited to 'libs')
-rw-r--r-- | libs/backends/dummy/dummy_audiobackend.cc | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/libs/backends/dummy/dummy_audiobackend.cc b/libs/backends/dummy/dummy_audiobackend.cc index 7c2f101ae7..f46b9263c8 100644 --- a/libs/backends/dummy/dummy_audiobackend.cc +++ b/libs/backends/dummy/dummy_audiobackend.cc @@ -1436,7 +1436,16 @@ bool DummyPort::is_physically_connected () const void DummyPort::setup_random_number_generator () { +#ifdef PLATFORM_WINDOWS + LARGE_INTEGER Count; + if (QueryPerformanceCounter (&Count)) { + _rseed = Count.QuadPart % UINT_MAX; + } else +#endif + { _rseed = g_get_monotonic_time() % UINT_MAX; + } + _rseed = (_rseed + (uint64_t)this) % UINT_MAX; } inline uint32_t |