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SPU: Implement pitch modulation

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This commit is contained in:
Connor McLaughlin
2019-11-11 00:41:09 +10:00
parent 5a84122862
commit 8722757412
2 changed files with 54 additions and 5 deletions
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8
src/core/spu.h
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@ -222,6 +222,7 @@ private:
std::array<s16, NUM_SAMPLES_PER_ADPCM_BLOCK> current_block_samples;
std::array<s16, 3> previous_block_last_samples;
std::array<s32, 2> adpcm_last_samples;
s32 last_amplitude;
ADSRPhase adsr_phase;
ADSRTarget adsr_target;
@ -255,7 +256,11 @@ private:
static ADSRPhase GetNextADSRPhase(ADSRPhase phase);
bool IsVoiceReverbEnabled(u32 i) const { return ConvertToBoolUnchecked((m_reverb_on_register >> i) & u32(1)); }
bool IsVoiceReverbEnabled(u32 i) const { return (m_reverb_on_register & (u32(1) << i)) != 0; }
bool IsPitchModulationEnabled(u32 i) const
{
return (i > 0 && ((m_pitch_modulation_enable_register & (u32(1) << i)) != 0));
}
u16 ReadVoiceRegister(u32 offset);
void WriteVoiceRegister(u32 offset, u16 value);
@ -292,6 +297,7 @@ private:
u32 m_endx_register = 0;
u32 m_reverb_on_register = 0;
u32 m_noise_mode_register = 0;
u32 m_pitch_modulation_enable_register = 0;
TickCount m_ticks_carry = 0;