AerialX/openal-soft-android
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Set toward-zero rounding when updating in alDeferUpdatesSOFT

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This commit is contained in:
Chris Robinson 2011-09-28 22:02:36 -07:00
parent 8a0e0265bc
commit 53572da7de
1 changed files with 16 additions and 0 deletions
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16
OpenAL32/alState.c
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@ -585,8 +585,19 @@ AL_API ALvoid AL_APIENTRY alDeferUpdatesSOFT(void)
ALboolean UpdateSources; ALboolean UpdateSources;
ALsource **src, **src_end; ALsource **src, **src_end;
ALeffectslot **slot, **slot_end; ALeffectslot **slot, **slot_end;
int fpuState;
LockContext(Context); LockContext(Context);
#if defined(HAVE_FESETROUND)
fpuState = fegetround();
fesetround(FE_TOWARDZERO);
#elif defined(HAVE__CONTROLFP)
fpuState = _controlfp(0, 0);
(void)_controlfp(_RC_CHOP, _MCW_RC);
#else
(void)fpuState;
#endif
Context->DeferUpdates = AL_TRUE; Context->DeferUpdates = AL_TRUE;
/* Make sure all pending updates are performed */ /* Make sure all pending updates are performed */
@ -619,6 +630,11 @@ AL_API ALvoid AL_APIENTRY alDeferUpdatesSOFT(void)
} }
UnlockContext(Context); UnlockContext(Context);
#if defined(HAVE_FESETROUND)
fesetround(fpuState);
#elif defined(HAVE__CONTROLFP)
_controlfp(fpuState, _MCW_RC);
#endif
} }
ALCcontext_DecRef(Context); ALCcontext_DecRef(Context);