diff options
Diffstat (limited to 'OpenAL32')
| -rw-r--r-- | OpenAL32/Include/alu.h | 24 | ||||
| -rw-r--r-- | OpenAL32/alState.c | 18 |
2 files changed, 27 insertions, 15 deletions
diff --git a/OpenAL32/Include/alu.h b/OpenAL32/Include/alu.h index e8ac64fd..6c09d32f 100644 --- a/OpenAL32/Include/alu.h +++ b/OpenAL32/Include/alu.h @@ -195,6 +195,30 @@ static __inline ALfloat cubic(ALfloat val0, ALfloat val1, ALfloat val2, ALfloat return a0*mu*mu2 + a1*mu2 + a2*mu + a3; } + +static __inline int SetMixerFPUMode(void) +{ + int fpuState = 0; +#if defined(HAVE_FESETROUND) + fpuState = fegetround(); + fesetround(FE_TOWARDZERO); +#elif defined(HAVE__CONTROLFP) + fpuState = _controlfp(0, 0); + (void)_controlfp(_RC_CHOP, _MCW_RC); +#endif + return fpuState; +} + +static __inline void RestoreFPUMode(int state) +{ +#if defined(HAVE_FESETROUND) + fesetround(state); +#elif defined(HAVE__CONTROLFP) + _controlfp(state, _MCW_RC); +#endif +} + + ALvoid aluInitPanning(ALCdevice *Device); ALint aluCart2LUTpos(ALfloat re, ALfloat im); diff --git a/OpenAL32/alState.c b/OpenAL32/alState.c index 1cb52689..c50df9e6 100644 --- a/OpenAL32/alState.c +++ b/OpenAL32/alState.c @@ -587,17 +587,9 @@ AL_API ALvoid AL_APIENTRY alDeferUpdatesSOFT(void) ALeffectslot **slot, **slot_end; int fpuState; - 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 + fpuState = SetMixerFPUMode(); + LockContext(Context); Context->DeferUpdates = AL_TRUE; /* Make sure all pending updates are performed */ @@ -630,11 +622,7 @@ AL_API ALvoid AL_APIENTRY alDeferUpdatesSOFT(void) } UnlockContext(Context); -#if defined(HAVE_FESETROUND) - fesetround(fpuState); -#elif defined(HAVE__CONTROLFP) - _controlfp(fpuState, _MCW_RC); -#endif + RestoreFPUMode(fpuState); } ALCcontext_DecRef(Context); |