AxioDL
/
amuse
mirror of https://github.com/AxioDL/amuse.git
2
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

Voice state fixes

This commit is contained in:
Jack Andersen 2016-05-16 17:23:35 -10:00
parent 970b7775ee
commit 51892eccc1
2 changed files with 26 additions and 21 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
include/amuse/Voice.hpp
View File

@ -59,7 +59,7 @@ class Voice : public Entity
uint32_t m_lastSamplePos = 0; /**< Last sample position (or last loop sample) */
int16_t m_prev1 = 0; /**< DSPADPCM prev sample */
int16_t m_prev2 = 0; /**< DSPADPCM prev-prev sample */
double m_sampleRate; /**< Current sample rate computed from relative sample key or SETPITCH */
double m_sampleRate = 32000.0; /**< Current sample rate computed from relative sample key or SETPITCH */
double m_voiceTime; /**< Current seconds of voice playback (per-sample resolution) */
VoiceState m_voxState = VoiceState::Dead; /**< Current high-level state of voice */
@ -72,7 +72,7 @@ class Voice : public Entity
float m_curReverbVol; /**< Current reverb volume of voice */
float m_curPan; /**< Current pan of voice */
float m_curSpan; /**< Current surround pan of voice */
float m_curPitchWheel; /**< Current normalized wheel value for control */
float m_curPitchWheel = 0.f; /**< Current normalized wheel value for control */
int32_t m_pitchWheelUp; /**< Up range for pitchwheel control in cents */
int32_t m_pitchWheelDown; /**< Down range for pitchwheel control in cents */
int32_t m_pitchWheelVal; /**< Current resolved pitchwheel delta for control */
@ -96,6 +96,8 @@ class Voice : public Entity
int16_t m_pitchSweep2Add; /**< Value to add to PITCHSWEEP2 controller each cycle */
uint8_t m_pitchSweep1Times; /**< Remaining times to advance PITCHSWEEP1 controller */
uint8_t m_pitchSweep2Times; /**< Remaining times to advance PITCHSWEEP2 controller */
uint8_t m_pitchSweep1It; /**< Current iteration of PITCHSWEEP1 controller */
uint8_t m_pitchSweep2It; /**< Current iteration of PITCHSWEEP2 controller */
float m_panningTime; /**< time since last PANNING command, -1 for no active pan-sweep */
float m_panningDur; /**< requested duration of last PANNING command */

41
lib/Voice.cpp
View File

@ -44,13 +44,16 @@ void Voice::_reset()
m_curPan = 0.f;
m_curSpan = 0.f;
m_curAftertouch = 0;
m_pitchWheelUp = 6;
m_pitchWheelDown = 6;
m_pitchWheelUp = 600;
m_pitchWheelDown = 600;
m_pitchWheelVal = 0;
m_pitchDirty = true;
m_pitchSweep1 = 0;
m_pitchSweep1Times = 0;
m_pitchSweep1It = 0;
m_pitchSweep2 = 0;
m_pitchSweep2Times = 0;
m_pitchSweep2It = 0;
m_envelopeTime = -1.f;
m_panningTime = -1.f;
m_vibratoLevel = 0;
@ -257,7 +260,7 @@ bool Voice::_advanceSample(int16_t& samp, int32_t& newPitch)
float start = (m_panPos - 64) / 64.f;
float end = (m_panPos + m_panWidth - 64) / 64.f;
float t = std::max(0.f, std::min(1.f, m_panningTime / m_panningDur));
setPan((start * (1.0f - t)) + (end * t));
m_curPan = (start * (1.0f - t)) + (end * t);
refresh = true;
/* Done with panning */
@ -272,7 +275,7 @@ bool Voice::_advanceSample(int16_t& samp, int32_t& newPitch)
float start = (m_spanPos - 64) / 64.f;
float end = (m_spanPos + m_spanWidth - 64) / 64.f;
float t = std::max(0.f, std::min(1.f, m_spanningTime / m_spanningDur));
setSurroundPan((start * (1.0f - t)) + (end * t));
m_curSpan = (start * (1.0f - t)) + (end * t);
refresh = true;
/* Done with spanning */
@ -291,18 +294,18 @@ bool Voice::_advanceSample(int16_t& samp, int32_t& newPitch)
}
/* Process pitch sweep 1 */
if (m_pitchSweep1Times)
if (m_pitchSweep1It < m_pitchSweep1Times)
{
m_pitchSweep1 += m_pitchSweep1Add;
--m_pitchSweep1Times;
++m_pitchSweep1It;
m_pitchSweep1 = m_pitchSweep1Add * m_pitchSweep1It / m_pitchSweep1Times;
refresh = true;
}
/* Process pitch sweep 2 */
if (m_pitchSweep2Times)
if (m_pitchSweep2It < m_pitchSweep2Times)
{
m_pitchSweep2 += m_pitchSweep2Add;
--m_pitchSweep2Times;
++m_pitchSweep2It;
m_pitchSweep2 = m_pitchSweep2Add * m_pitchSweep2It / m_pitchSweep2Times;
refresh = true;
}
@ -319,7 +322,7 @@ size_t Voice::supplyAudio(size_t samples, int16_t* data)
/* Attempt to load stopped sample for immediate decoding */
if (!m_curSample)
{
dead = m_state.advance(*this, 0.0);
dead = m_state.advance(*this, samples / m_sampleRate);
if (!dead)
{
memset(data, 0, sizeof(int16_t) * samples);
@ -444,7 +447,6 @@ size_t Voice::supplyAudio(size_t samples, int16_t* data)
m_volAdsr.isComplete())
{
m_voxState = VoiceState::Dead;
m_backendVoice->stop();
}
return samples;
}
@ -467,6 +469,7 @@ std::shared_ptr<Voice> Voice::_startChildMacro(ObjectId macroId, int macroStep,
_destroyVoice(vox.get());
return {};
}
vox->setVolume(m_userVol);
return vox;
}
@ -607,9 +610,7 @@ void Voice::startSample(int16_t sampId, int32_t offset)
{
if (m_curSample->first.m_loopLengthSamples)
{
if (offset <= m_curSample->first.m_loopStartSample)
offset = clamp(0, offset, numSamples);
else
if (offset > m_curSample->first.m_loopStartSample)
offset = ((offset - m_curSample->first.m_loopStartSample) %
m_curSample->first.m_loopLengthSamples) +
m_curSample->first.m_loopStartSample;
@ -753,14 +754,16 @@ void Voice::setTremolo(float tremoloScale, float tremoloModScale)
void Voice::setPitchSweep1(uint8_t times, int16_t add)
{
m_pitchSweep1 = 0;
m_pitchSweep1Times = times;
m_pitchSweep1It = 0;
m_pitchSweep1Times = times * 160;
m_pitchSweep1Add = add;
}
void Voice::setPitchSweep2(uint8_t times, int16_t add)
{
m_pitchSweep2 = 0;
m_pitchSweep2Times = times;
m_pitchSweep2It = 0;
m_pitchSweep2Times = times * 160;
m_pitchSweep2Add = add;
}
@ -807,9 +810,9 @@ void Voice::setPitchWheel(float pitchWheel)
{
m_curPitchWheel = amuse::clamp(-1.f, pitchWheel, 1.f);
if (pitchWheel > 0.f)
m_pitchWheelVal = m_pitchWheelUp * m_curPitchWheel * 100;
m_pitchWheelVal = m_pitchWheelUp * m_curPitchWheel;
else if (pitchWheel < 0.f)
m_pitchWheelVal = m_pitchWheelDown * m_curPitchWheel * 100;
m_pitchWheelVal = m_pitchWheelDown * m_curPitchWheel;
else
m_pitchWheelVal = 0;
m_pitchDirty = true;