mirror of https://github.com/AxioDL/amuse.git
422 lines
10 KiB
C++
422 lines
10 KiB
C++
#include "amuse/Sequencer.hpp"
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#include "amuse/Submix.hpp"
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#include "amuse/Voice.hpp"
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#include "amuse/Engine.hpp"
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namespace amuse
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{
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void Sequencer::ChannelState::_bringOutYourDead()
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{
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for (auto it = m_chanVoxs.begin() ; it != m_chanVoxs.end() ;)
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{
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Voice* vox = it->second.get();
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vox->_bringOutYourDead();
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if (vox->_isRecursivelyDead())
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{
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it = m_chanVoxs.erase(it);
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continue;
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}
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++it;
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}
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for (auto it = m_keyoffVoxs.begin() ; it != m_keyoffVoxs.end() ;)
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{
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Voice* vox = it->get();
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vox->_bringOutYourDead();
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if (vox->_isRecursivelyDead())
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{
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it = m_keyoffVoxs.erase(it);
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continue;
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}
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++it;
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}
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}
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void Sequencer::_bringOutYourDead()
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{
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for (auto& chan : m_chanStates)
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chan.second->_bringOutYourDead();
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if (!m_arrData && m_dieOnEnd && getVoiceCount() == 0)
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m_state = SequencerState::Dead;
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}
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void Sequencer::_destroy()
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{
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Entity::_destroy();
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if (m_submix)
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m_submix->m_activeSequencers.erase(this);
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}
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Sequencer::~Sequencer() {}
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Sequencer::Sequencer(Engine& engine, const AudioGroup& group, int groupId,
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const SongGroupIndex& songGroup, int setupId, Submix* smx)
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: Entity(engine, group, groupId), m_songGroup(songGroup), m_submix(smx)
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{
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auto it = m_songGroup.m_midiSetups.find(setupId);
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if (it != m_songGroup.m_midiSetups.cend())
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m_midiSetup = it->second->data();
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if (m_submix)
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m_submix->m_activeSequencers.insert(this);
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}
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Sequencer::ChannelState::~ChannelState()
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{
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if (m_submix)
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m_parent.m_engine.removeSubmix(m_submix);
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}
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Sequencer::ChannelState::ChannelState(Sequencer& parent, uint8_t chanId)
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: m_parent(parent), m_chanId(chanId), m_setup(m_parent.m_midiSetup[chanId])
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{
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if (chanId == 9)
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{
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auto it = m_parent.m_songGroup.m_drumPages.find(m_setup.programNo);
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if (it != m_parent.m_songGroup.m_drumPages.cend())
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m_page = it->second;
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}
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else
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{
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auto it = m_parent.m_songGroup.m_normPages.find(m_setup.programNo);
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if (it != m_parent.m_songGroup.m_normPages.cend())
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m_page = it->second;
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}
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m_submix = m_parent.m_engine.addSubmix(m_parent.m_submix);
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if (m_setup.reverb)
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m_submix->makeReverbStd(0.5f, m_setup.reverb / 127.f, 5.f, 0.5f, 0.f);
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if (m_setup.chorus)
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m_submix->makeChorus(15, m_setup.chorus * 5 / 127, 5000);
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}
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size_t Sequencer::ChannelState::getVoiceCount() const
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{
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size_t ret = 0;
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for (const auto& vox : m_chanVoxs)
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ret += vox.second->getTotalVoices();
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for (const auto& vox : m_keyoffVoxs)
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ret += vox->getTotalVoices();
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return ret;
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}
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size_t Sequencer::getVoiceCount() const
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{
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size_t ret = 0;
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for (const auto& chan : m_chanStates)
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ret += chan.second->getVoiceCount();
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return ret;
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}
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std::shared_ptr<Voice> Sequencer::ChannelState::keyOn(uint8_t note, uint8_t velocity)
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{
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if (!m_page)
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return {};
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std::shared_ptr<Voice> ret = m_parent.m_engine._allocateVoice(m_parent.m_audioGroup,
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m_parent.m_groupId, 32000.0,
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true, false, m_submix);
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m_chanVoxs[note] = ret;
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ret->installCtrlValues(m_ctrlVals);
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if (!ret->loadSoundObject(SBig(m_page->objId), 0, 1000.f, note, velocity, m_ctrlVals[1]))
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{
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m_parent.m_engine._destroyVoice(ret.get());
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return {};
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}
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ret->setVolume(m_parent.m_curVol * m_setup.volume / 127.f);
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ret->setPan(m_setup.panning / 64.f - 127.f);
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ret->setPitchWheel(m_curPitchWheel);
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if (m_ctrlVals[64] > 64)
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ret->setPedal(true);
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return ret;
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}
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std::shared_ptr<Voice> Sequencer::keyOn(uint8_t chan, uint8_t note, uint8_t velocity)
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{
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auto chanSearch = m_chanStates.find(chan);
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if (chanSearch == m_chanStates.cend())
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{
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auto it = m_chanStates.emplace(std::make_pair(chan, std::make_unique<ChannelState>(*this, chan)));
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return it.first->second->keyOn(note, velocity);
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}
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return chanSearch->second->keyOn(note, velocity);
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}
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void Sequencer::ChannelState::keyOff(uint8_t note, uint8_t velocity)
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{
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auto keySearch = m_chanVoxs.find(note);
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if (keySearch == m_chanVoxs.cend())
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return;
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keySearch->second->keyOff();
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m_keyoffVoxs.emplace(std::move(keySearch->second));
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m_chanVoxs.erase(keySearch);
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}
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void Sequencer::keyOff(uint8_t chan, uint8_t note, uint8_t velocity)
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{
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auto chanSearch = m_chanStates.find(chan);
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if (chanSearch == m_chanStates.cend())
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return;
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chanSearch->second->keyOff(note, velocity);
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}
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void Sequencer::ChannelState::setCtrlValue(uint8_t ctrl, int8_t val)
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{
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m_ctrlVals[ctrl] = val;
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for (const auto& vox : m_chanVoxs)
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vox.second->notifyCtrlChange(ctrl, val);
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for (const auto& vox : m_keyoffVoxs)
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vox->notifyCtrlChange(ctrl, val);
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}
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bool Sequencer::ChannelState::programChange(int8_t prog)
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{
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if (m_chanId == 9)
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{
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auto it = m_parent.m_songGroup.m_drumPages.find(prog);
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if (it != m_parent.m_songGroup.m_drumPages.cend())
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{
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m_page = it->second;
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m_curProgram = prog;
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return true;
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}
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}
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else
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{
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auto it = m_parent.m_songGroup.m_normPages.find(prog);
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if (it != m_parent.m_songGroup.m_normPages.cend())
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{
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m_page = it->second;
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m_curProgram = prog;
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return true;
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}
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}
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return false;
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}
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void Sequencer::ChannelState::nextProgram()
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{
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int newProg = m_curProgram;
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while ((newProg += 1) <= 127)
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if (programChange(newProg))
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break;
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}
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void Sequencer::ChannelState::prevProgram()
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{
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int newProg = m_curProgram;
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while ((newProg -= 1) >= 0)
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if (programChange(newProg))
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break;
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}
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void Sequencer::setCtrlValue(uint8_t chan, uint8_t ctrl, int8_t val)
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{
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auto chanSearch = m_chanStates.find(chan);
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if (chanSearch == m_chanStates.cend())
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return;
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chanSearch->second->setCtrlValue(ctrl, val);
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}
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void Sequencer::ChannelState::setPitchWheel(float pitchWheel)
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{
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m_curPitchWheel = pitchWheel;
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for (const auto& vox : m_chanVoxs)
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vox.second->setPitchWheel(pitchWheel);
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for (const auto& vox : m_keyoffVoxs)
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vox->setPitchWheel(pitchWheel);
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}
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void Sequencer::setPitchWheel(uint8_t chan, float pitchWheel)
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{
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auto chanSearch = m_chanStates.find(chan);
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if (chanSearch == m_chanStates.cend())
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return;
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chanSearch->second->setPitchWheel(pitchWheel);
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}
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void Sequencer::setTempo(double ticksPerSec)
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{
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m_ticksPerSec = ticksPerSec;
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}
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void Sequencer::ChannelState::allOff()
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{
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for (const auto& vox : m_chanVoxs)
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vox.second->keyOff();
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}
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void Sequencer::allOff(bool now)
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{
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if (now)
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for (auto& chan : m_chanStates)
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{
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for (const auto& vox : chan.second->m_chanVoxs)
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m_engine._destroyVoice(vox.second.get());
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for (const auto& vox : chan.second->m_keyoffVoxs)
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m_engine._destroyVoice(vox.get());
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chan.second->m_chanVoxs.clear();
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chan.second->m_keyoffVoxs.clear();
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}
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else
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for (auto& chan : m_chanStates)
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chan.second->allOff();
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}
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void Sequencer::ChannelState::killKeygroup(uint8_t kg, bool now)
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{
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for (auto it = m_chanVoxs.begin() ; it != m_chanVoxs.end() ;)
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{
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Voice* vox = it->second.get();
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if (vox->m_keygroup == kg)
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{
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if (now)
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{
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it = m_chanVoxs.erase(it);
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continue;
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}
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vox->keyOff();
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}
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++it;
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}
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if (now)
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{
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for (auto it = m_keyoffVoxs.begin() ; it != m_keyoffVoxs.end() ;)
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{
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Voice* vox = it->get();
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if (vox->m_keygroup == kg)
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{
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it = m_keyoffVoxs.erase(it);
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continue;
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}
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++it;
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}
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}
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}
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void Sequencer::killKeygroup(uint8_t kg, bool now)
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{
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for (auto& chan : m_chanStates)
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chan.second->killKeygroup(kg, now);
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}
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std::shared_ptr<Voice> Sequencer::ChannelState::findVoice(int vid)
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{
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for (const auto& vox : m_chanVoxs)
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if (vox.second->vid() == vid)
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return vox.second;
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for (const auto& vox : m_keyoffVoxs)
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if (vox->vid() == vid)
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return vox;
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return {};
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}
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std::shared_ptr<Voice> Sequencer::findVoice(int vid)
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{
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for (auto& chan : m_chanStates)
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{
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std::shared_ptr<Voice> ret = chan.second->findVoice(vid);
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if (ret)
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return ret;
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}
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return {};
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}
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void Sequencer::ChannelState::sendMacroMessage(ObjectId macroId, int32_t val)
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{
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for (const auto& v : m_chanVoxs)
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{
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Voice* vox = v.second.get();
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if (vox->getObjectId() == macroId)
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vox->message(val);
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}
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for (const auto& v : m_keyoffVoxs)
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{
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Voice* vox = v.get();
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if (vox->getObjectId() == macroId)
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vox->message(val);
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}
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}
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void Sequencer::sendMacroMessage(ObjectId macroId, int32_t val)
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{
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for (auto& chan : m_chanStates)
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chan.second->sendMacroMessage(macroId, val);
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}
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void Sequencer::playSong(const unsigned char* arrData, bool dieOnEnd)
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{
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m_arrData = arrData;
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m_dieOnEnd = dieOnEnd;
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m_state = SequencerState::Playing;
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}
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void Sequencer::ChannelState::setVolume(float vol)
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{
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vol = vol * m_setup.volume / 127.f;
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for (const auto& v : m_chanVoxs)
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{
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Voice* vox = v.second.get();
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vox->setVolume(vol);
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}
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for (const auto& v : m_keyoffVoxs)
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{
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Voice* vox = v.get();
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vox->setVolume(vol);
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}
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}
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void Sequencer::setVolume(float vol)
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{
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m_curVol = vol;
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for (auto& chan : m_chanStates)
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chan.second->setVolume(vol);
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}
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int8_t Sequencer::getChanProgram(int8_t chanId) const
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{
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auto chanSearch = m_chanStates.find(chanId);
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if (chanSearch == m_chanStates.cend())
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return 0;
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return chanSearch->second->m_curProgram;
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}
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bool Sequencer::setChanProgram(int8_t chanId, int8_t prog)
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{
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auto chanSearch = m_chanStates.find(chanId);
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if (chanSearch == m_chanStates.cend())
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return false;
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return chanSearch->second->programChange(prog);
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}
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void Sequencer::nextChanProgram(int8_t chanId)
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{
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auto chanSearch = m_chanStates.find(chanId);
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if (chanSearch == m_chanStates.cend())
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return;
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return chanSearch->second->nextProgram();
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}
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void Sequencer::prevChanProgram(int8_t chanId)
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{
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auto chanSearch = m_chanStates.find(chanId);
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if (chanSearch == m_chanStates.cend())
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return;
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return chanSearch->second->prevProgram();
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}
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}
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