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

N64 SNG fixes

This commit is contained in:
Jack Andersen 2016-06-19 22:08:32 -10:00
parent 7666b51c50
commit 3bc47baa1d
6 changed files with 68 additions and 77 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

16
include/amuse/SongState.hpp
View File

@ -41,9 +41,9 @@ class SongState
uint32_t m_startTick;
uint16_t m_unk1;
uint16_t m_unk2;
uint16_t m_regionIndex;
int16_t m_initialPitch;
void swapBig();
int16_t m_regionIndex;
int16_t m_unk3;
bool indexValid() const;
};
/** Tempo change entry */
@ -56,8 +56,8 @@ class SongState
const unsigned char* m_songData = nullptr; /**< Base pointer to active song */
/** State of a single channel within arrangement */
struct Channel
/** State of a single track within arrangement */
struct Track
{
struct Header
{
@ -79,17 +79,17 @@ class SongState
int32_t m_lastPitchVal = 0; /**< Last value of pitch */
uint32_t m_lastModTick = 0; /**< Last position of mod wheel change */
int32_t m_lastModVal = 0; /**< Last value of mod */
std::array<uint16_t, 128> m_remNoteLengths = {}; /**< Remaining ticks per note */
std::array<int, 128> m_remNoteLengths; /**< Remaining ticks per note */
int32_t m_eventWaitCountdown = 0; /**< Current wait in ticks */
int32_t m_lastN64EventTick = 0; /**< Last command time on this channel (for computing delta times from absolute times in N64 songs) */
Channel(SongState& parent, uint8_t midiChan, const TrackRegion* regions);
Track(SongState& parent, uint8_t midiChan, const TrackRegion* regions);
void setRegion(Sequencer& seq, const TrackRegion* region);
void advanceRegion(Sequencer& seq);
bool advance(Sequencer& seq, int32_t ticks);
};
std::array<std::experimental::optional<Channel>, 64> m_channels;
std::array<std::experimental::optional<Track>, 64> m_tracks;
const uint32_t* m_regionIdx; /**< Table of offsets to song-region data */
/** Current pointer to tempo control, iterated over playback */

8
include/amuse/Voice.hpp
View File

@ -308,12 +308,6 @@ public:
_notifyCtrlChange(ctrl, val);
}
/** Get ModWheel value on voice */
int8_t getModWheel() const
{
return m_state.m_modWheelSel ? m_state.m_modWheelSel.evaluate(*this, m_state) : getCtrlValue(1);
}
/** 'install' external MIDI controller storage */
void installCtrlValues(int8_t* cvs)
{
@ -322,7 +316,7 @@ public:
}
/** Get MIDI pitch wheel value on voice */
int8_t getPitchWheel() const {return m_curPitchWheel * 127 / 2 + 64;}
float getPitchWheel() const {return m_curPitchWheel;}
/** Get MIDI aftertouch value on voice */
int8_t getAftertouch() const {return m_curAftertouch;}

6
lib/Sequencer.cpp
View File

@ -72,15 +72,15 @@ Sequencer::Sequencer(Engine& engine, const AudioGroup& group, int groupId,
m_midiSetup = it->second->data();
m_submix = m_engine.addSubmix(smx);
m_submix->makeReverbHi(0.2f, 0.65f, 1.f, 0.5f, 0.f, 0.f);
m_submix->makeReverbHi(0.2f, 0.3f, 1.f, 0.5f, 0.f, 0.f);
}
Sequencer::Sequencer(Engine& engine, const AudioGroup& group, int groupId,
const SFXGroupIndex* sfxGroup, Submix* smx)
: Entity(engine, group, groupId), m_sfxGroup(sfxGroup)
{
m_submix = m_engine.addSubmix(smx);
m_submix->makeReverbHi(0.2f, 0.65f, 1.f, 0.5f, 0.f, 0.f);
//m_submix = m_engine.addSubmix(smx);
//m_submix->makeReverbHi(0.2f, 0.3f, 1.f, 0.5f, 0.f, 0.f);
std::map<uint16_t, const SFXGroupIndex::SFXEntry*> sortSFX;
for (const auto& sfx : sfxGroup->m_sfxEntries)

80
lib/SongState.cpp
View File

@ -76,13 +76,9 @@ void SongState::Header::swapBig()
m_unkOff = SBig(m_unkOff);
}
void SongState::TrackRegion::swapBig()
bool SongState::TrackRegion::indexValid() const
{
m_startTick = SBig(m_startTick);
m_unk1 = SBig(m_unk1);
m_unk2 = SBig(m_unk2);
m_regionIndex = SBig(m_regionIndex);
m_initialPitch = SBig(m_initialPitch);
return SBig(m_regionIndex) >= 0;
}
void SongState::TempoChange::swapBig()
@ -91,20 +87,22 @@ void SongState::TempoChange::swapBig()
m_tempo = SBig(m_tempo);
}
void SongState::Channel::Header::swapBig()
void SongState::Track::Header::swapBig()
{
m_type = SBig(m_type);
m_pitchOff = SBig(m_pitchOff);
m_modOff = SBig(m_modOff);
}
SongState::Channel::Channel(SongState& parent, uint8_t midiChan, const TrackRegion* regions)
SongState::Track::Track(SongState& parent, uint8_t midiChan, const TrackRegion* regions)
: m_parent(parent), m_midiChan(midiChan), m_curRegion(nullptr), m_nextRegion(regions)
{}
void SongState::Channel::setRegion(Sequencer& seq, const TrackRegion* region)
{
assert(region->m_regionIndex != 0xffff);
for (int i=0 ; i<128 ; ++i)
m_remNoteLengths[i] = INT_MIN;
}
void SongState::Track::setRegion(Sequencer& seq, const TrackRegion* region)
{
m_curRegion = region;
uint32_t regionIdx = SBig(m_curRegion->m_regionIndex);
m_nextRegion = &m_curRegion[1];
@ -113,7 +111,6 @@ void SongState::Channel::setRegion(Sequencer& seq, const TrackRegion* region)
Header header = *reinterpret_cast<const Header*>(m_data);
header.swapBig();
assert(header.m_type == 8);
m_data += 12;
if (header.m_pitchOff)
@ -123,7 +120,6 @@ void SongState::Channel::setRegion(Sequencer& seq, const TrackRegion* region)
m_eventWaitCountdown = 0;
m_lastPitchTick = m_parent.m_curTick;
//m_lastPitchVal = SBig(m_curRegion->m_initialPitch);
m_lastPitchVal = 0;
seq.setPitchWheel(m_midiChan, clamp(-1.f, m_lastPitchVal / 32768.f, 1.f));
m_lastModTick = m_parent.m_curTick;
@ -140,7 +136,7 @@ void SongState::Channel::setRegion(Sequencer& seq, const TrackRegion* region)
}
}
void SongState::Channel::advanceRegion(Sequencer& seq)
void SongState::Track::advanceRegion(Sequencer& seq)
{
setRegion(seq, m_nextRegion);
}
@ -154,16 +150,16 @@ void SongState::initialize(const unsigned char* ptr)
m_regionIdx = reinterpret_cast<const uint32_t*>(ptr + m_header.m_regionIdxOff);
const uint8_t* chanMap = reinterpret_cast<const uint8_t*>(ptr + m_header.m_chanMapOff);
/* Initialize all channels */
/* Initialize all tracks */
for (int i=0 ; i<64 ; ++i)
{
if (trackIdx[i])
{
const TrackRegion* region = reinterpret_cast<const TrackRegion*>(ptr + SBig(trackIdx[i]));
m_channels[i].emplace(*this, chanMap[i], region);
m_tracks[i].emplace(*this, chanMap[i], region);
}
else
m_channels[i] = std::experimental::nullopt;
m_tracks[i] = std::experimental::nullopt;
}
/* Initialize tempo */
@ -177,12 +173,12 @@ void SongState::initialize(const unsigned char* ptr)
m_songState = SongPlayState::Playing;
}
bool SongState::Channel::advance(Sequencer& seq, int32_t ticks)
bool SongState::Track::advance(Sequencer& seq, int32_t ticks)
{
int32_t endTick = m_parent.m_curTick + ticks;
/* Advance region if needed */
while (m_nextRegion->m_regionIndex != 0xffff)
while (m_nextRegion->indexValid())
{
uint32_t nextRegTick = SBig(m_nextRegion->m_startTick);
if (endTick > nextRegTick)
@ -191,8 +187,22 @@ bool SongState::Channel::advance(Sequencer& seq, int32_t ticks)
break;
}
/* Stop finished notes */
for (int i=0 ; i<128 ; ++i)
{
if (m_remNoteLengths[i] != INT_MIN)
{
m_remNoteLengths[i] -= ticks;
if (m_remNoteLengths[i] <= 0)
{
seq.keyOff(m_midiChan, i, 0);
m_remNoteLengths[i] = INT_MIN;
}
}
}
if (!m_data)
return m_nextRegion->m_regionIndex == 0xffff;
return !m_nextRegion->indexValid();
/* Update continuous pitch data */
if (m_pitchWheelData)
@ -260,21 +270,6 @@ bool SongState::Channel::advance(Sequencer& seq, int32_t ticks)
}
}
/* Stop finished notes */
for (int i=0 ; i<128 ; ++i)
{
if (m_remNoteLengths[i])
{
if (m_remNoteLengths[i] <= ticks)
{
seq.keyOff(m_midiChan, i, 0);
m_remNoteLengths[i] = 0;
}
else
m_remNoteLengths[i] -= ticks;
}
}
/* Loop through as many commands as we can for this time period */
if (m_parent.m_header.m_trackIdxOff == 0x18 || m_parent.m_header.m_trackIdxOff == 0x58)
{
@ -295,7 +290,7 @@ bool SongState::Channel::advance(Sequencer& seq, int32_t ticks)
{
/* End of channel */
m_data = nullptr;
return m_nextRegion->m_regionIndex == 0xffff;
return !m_nextRegion->indexValid();
}
else if (m_data[0] & 0x80)
{
@ -339,7 +334,7 @@ bool SongState::Channel::advance(Sequencer& seq, int32_t ticks)
{
/* End of channel */
m_data = nullptr;
return m_nextRegion->m_regionIndex == 0xffff;
return !m_nextRegion->indexValid();
}
else if (m_data[0] & 0x80)
{
@ -365,7 +360,6 @@ bool SongState::Channel::advance(Sequencer& seq, int32_t ticks)
/* Set next delta-time */
int32_t absTick = SBig(*reinterpret_cast<const int32_t*>(m_data));
assert(absTick >= m_lastN64EventTick);
m_eventWaitCountdown += absTick - m_lastN64EventTick;
m_lastN64EventTick = absTick;
m_data += 4;
@ -412,10 +406,10 @@ bool SongState::advance(Sequencer& seq, double dt)
}
}
/* Advance all channels */
for (std::experimental::optional<Channel>& chan : m_channels)
if (chan)
done &= chan->advance(seq, remTicks);
/* Advance all tracks */
for (std::experimental::optional<Track>& trk : m_tracks)
if (trk)
done &= trk->advance(seq, remTicks);
m_curTick += remTicks;

15
lib/SoundMacroState.cpp
View File

@ -52,21 +52,21 @@ float SoundMacroState::Evaluator::evaluate(const Voice& vox, const SoundMacroSta
break;
case 129:
/* Aftertouch */
thisValue = vox.getAftertouch();
thisValue = vox.getAftertouch() * (2.f / 127.f);
break;
case 130:
/* LFO1 */
if (vox.m_lfoPeriods[0])
thisValue = (std::sin(vox.m_voiceTime / vox.m_lfoPeriods[0] * 2.f * M_PIF) / 2.f + 0.5f) * 127.f;
thisValue = std::sin(vox.m_voiceTime / vox.m_lfoPeriods[0] * 2.f * M_PIF);
break;
case 131:
/* LFO2 */
if (vox.m_lfoPeriods[1])
thisValue = (std::sin(vox.m_voiceTime / vox.m_lfoPeriods[1] * 2.f * M_PIF) / 2.f + 0.5f) * 127.f;
thisValue = std::sin(vox.m_voiceTime / vox.m_lfoPeriods[1] * 2.f * M_PIF);
break;
case 132:
/* Surround panning */
thisValue = vox.m_curSpan * 64.f + 64.f;
thisValue = vox.m_curSpan;
break;
case 133:
/* Macro-starting key */
@ -78,10 +78,13 @@ float SoundMacroState::Evaluator::evaluate(const Voice& vox, const SoundMacroSta
break;
case 135:
/* Time since macro-start (ms) */
thisValue = st.m_execTime * 1000.f;
thisValue = clamp(0.f, float(st.m_execTime * 1000.f), 16383.f);
break;
default:
thisValue = vox.getCtrlValue(comp.m_midiCtrl);
if (comp.m_midiCtrl == 10) /* Centered pan computation */
thisValue = vox.getCtrlValue(comp.m_midiCtrl) * (2.f / 127.f) - 1.f;
else
thisValue = vox.getCtrlValue(comp.m_midiCtrl) * (2.f / 127.f);
break;
}
}

20
lib/Voice.cpp
View File

@ -253,12 +253,12 @@ bool Voice::_advanceSample(int16_t& samp, int32_t& newPitch)
}
/* Dynamically evaluate per-sample SoundMacro parameters */
float evalVol = m_state.m_volumeSel ? ((m_state.m_volumeSel.evaluate(*this, m_state) / 127.f) * m_curVol) : m_curVol;
float evalVol = m_state.m_volumeSel ? (m_state.m_volumeSel.evaluate(*this, m_state) / 2.f * m_curVol) : m_curVol;
bool panDirty = false;
if (m_state.m_panSel)
{
float evalPan = (m_state.m_panSel.evaluate(*this, m_state) - 64.f) / 64.f;
float evalPan = m_state.m_panSel.evaluate(*this, m_state);
if (evalPan != m_curPan)
{
m_curPan = evalPan;
@ -267,7 +267,7 @@ bool Voice::_advanceSample(int16_t& samp, int32_t& newPitch)
}
if (m_state.m_spanSel)
{
float evalSpan = (m_state.m_spanSel.evaluate(*this, m_state) - 64.f) / 64.f;
float evalSpan = m_state.m_spanSel.evaluate(*this, m_state);
if (evalSpan != m_curSpan)
{
m_curSpan = evalSpan;
@ -276,7 +276,7 @@ bool Voice::_advanceSample(int16_t& samp, int32_t& newPitch)
}
if (m_state.m_reverbSel)
{
float evalRev = m_state.m_reverbSel.evaluate(*this, m_state) / 127.f;
float evalRev = m_state.m_reverbSel.evaluate(*this, m_state) / 2.f;
if (evalRev != m_curReverbVol)
{
m_curReverbVol = evalRev;
@ -287,7 +287,7 @@ bool Voice::_advanceSample(int16_t& samp, int32_t& newPitch)
_setPan(m_curPan);
if (m_state.m_pitchWheelSel)
_setPitchWheel((m_state.m_pitchWheelSel.evaluate(*this, m_state) - 64.f) / 64.f);
_setPitchWheel(m_state.m_pitchWheelSel.evaluate(*this, m_state));
/* Process user volume slew */
if (m_engine.m_ampMode == AmplitudeMode::PerSample)
@ -326,11 +326,11 @@ bool Voice::_advanceSample(int16_t& samp, int32_t& newPitch)
/* Apply tremolo */
if (m_state.m_tremoloSel && (m_tremoloScale || m_tremoloModScale))
{
float t = m_state.m_tremoloSel.evaluate(*this, m_state);
float t = m_state.m_tremoloSel.evaluate(*this, m_state) / 2.f;
if (m_tremoloScale && m_tremoloModScale)
{
float fac = (1.0f - t) + (m_tremoloScale * t);
float modT = getModWheel() / 127.f;
float modT = m_state.m_modWheelSel ? (m_state.m_modWheelSel.evaluate(*this, m_state) / 2.f) : (getCtrlValue(1) / 127.f);
float modFac = (1.0f - modT) + (m_tremoloModScale * modT);
m_nextLevel *= fac * modFac;
}
@ -341,7 +341,7 @@ bool Voice::_advanceSample(int16_t& samp, int32_t& newPitch)
}
else if (m_tremoloModScale)
{
float modT = getModWheel() / 127.f;
float modT = m_state.m_modWheelSel ? (m_state.m_modWheelSel.evaluate(*this, m_state) / 2.f) : (getCtrlValue(1) / 127.f);
float modFac = (1.0f - modT) + (m_tremoloModScale * modT);
m_nextLevel *= modFac;
}
@ -451,7 +451,7 @@ size_t Voice::supplyAudio(size_t samples, int16_t* data)
/* Process per-block evaluators here */
if (m_state.m_pedalSel)
{
bool pedal = m_state.m_pedalSel.evaluate(*this, m_state) >= 64;
bool pedal = m_state.m_pedalSel.evaluate(*this, m_state) >= 1.f;
if (pedal != m_sustained)
setPedal(pedal);
}
@ -1110,7 +1110,7 @@ bool Voice::doPortamento(uint8_t newNote)
pState = true;
break;
case 2:
pState = (m_state.m_portamentoSel ? m_state.m_portamentoSel.evaluate(*this, m_state) : getCtrlValue(65)) >= 64;
pState = m_state.m_portamentoSel ? (m_state.m_portamentoSel.evaluate(*this, m_state) >= 1.f) : (getCtrlValue(65) >= 64);
break;
}