diff options
| author | Robin Gareus <robin@gareus.org> | 2018-10-22 15:46:39 +0200 |
|---|---|---|
| committer | Robin Gareus <robin@gareus.org> | 2018-10-22 15:46:59 +0200 |
| commit | 4e4c6e7d1e36872e12771396d265adbfe2d68104 (patch) | |
| tree | 76ab72d76c994b699c7a5bcf32539cd57f66abcb /libs/backends/dummy | |
| parent | 4e1464e70fc73b4b962c0cad02e301832b9901f6 (diff) | |
Fix an edge-case in Dummy backend's random generator
INT_MAX == 2^31 is not a valid random seed for this LCG.
Diffstat (limited to 'libs/backends/dummy')
| -rw-r--r-- | libs/backends/dummy/dummy_audiobackend.cc | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/libs/backends/dummy/dummy_audiobackend.cc b/libs/backends/dummy/dummy_audiobackend.cc index 8f0daf6aec..e32eed8852 100644 --- a/libs/backends/dummy/dummy_audiobackend.cc +++ b/libs/backends/dummy/dummy_audiobackend.cc @@ -1664,13 +1664,13 @@ void DummyPort::setup_random_number_generator () #ifdef PLATFORM_WINDOWS LARGE_INTEGER Count; if (QueryPerformanceCounter (&Count)) { - _rseed = Count.QuadPart % UINT_MAX; + _rseed = Count.QuadPart; } else #endif { - _rseed = g_get_monotonic_time() % UINT_MAX; + _rseed = g_get_monotonic_time(); } - _rseed = (_rseed + (uint64_t)this) % UINT_MAX; + _rseed = (_rseed + (uint64_t)this) % INT_MAX; if (_rseed == 0) _rseed = 1; } |