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SPU: Global volume control

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This commit is contained in:
Connor McLaughlin
2019-10-20 16:44:08 +10:00
parent f3cd100b16
commit 33f1cf4fd4
2 changed files with 17 additions and 10 deletions
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5
src/core/spu.h
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@ -72,7 +72,7 @@ private:
u16 bits;
BitField<u16, bool, 15, 1> enable;
BitField<u16, bool, 14, 1> mute;
BitField<u16, bool, 14, 1> mute_n;
BitField<u16, u8, 10, 4> noise_frequency_shift;
BitField<u16, u8, 8, 2> noise_frequency_step;
BitField<u16, bool, 7, 1> reverb_master_enable;
@ -256,8 +256,7 @@ private:
return (value < -0x8000) ? -0x8000 : (value > 0x7FFF) ? 0x7FFF : static_cast<s16>(value);
}
static constexpr s16 ApplyVolume(s16 sample, s16 volume) { return Clamp16((s32(sample) * s32(volume)) >> 15); }
static constexpr s32 ApplyVolumeUnsaturated(s32 sample, s16 volume) { return (sample * s32(volume)) >> 15; }
static constexpr s32 ApplyVolume(s32 sample, s16 volume) { return (sample * s32(volume)) >> 15; }
static ADSRPhase GetNextADSRPhase(ADSRPhase phase);