--- linuxsampler/trunk/src/engines/common/InstrumentScriptVMFunctions.cpp 2016/04/19 14:07:53 2879 +++ linuxsampler/trunk/src/engines/common/InstrumentScriptVMFunctions.cpp 2016/07/16 11:24:39 2953 @@ -12,6 +12,8 @@ #include "../AbstractEngineChannel.h" namespace LinuxSampler { + + // play_note() function InstrumentScriptVMFunction_play_note::InstrumentScriptVMFunction_play_note(InstrumentScriptVM* parent) : m_vm(parent) @@ -51,7 +53,7 @@ Event e = m_vm->m_event->cause; // copy to get fragment time for "now" e.Init(); // clear IDs - e.Type = Event::type_note_on; + e.Type = Event::type_play_note; e.Param.Note.Key = note; e.Param.Note.Velocity = velocity; // make this new note dependent to the life time of the original note @@ -65,10 +67,11 @@ const note_id_t id = pEngineChannel->ScheduleNoteMicroSec(&e, 0); - // if a duration is supplied (and note-on event was scheduled - // successfully above), then schedule a subsequent note-off event + // if a duration is supplied (and play-note event was scheduled + // successfully above), then schedule a subsequent stop-note event if (id && duration > 0) { - e.Type = Event::type_note_off; + e.Type = Event::type_stop_note; + e.Param.Note.ID = id; e.Param.Note.Velocity = 127; pEngineChannel->ScheduleEventMicroSec(&e, duration); } @@ -79,6 +82,8 @@ return successResult( ScriptID::fromNoteID(id) ); } + // set_controller() function + InstrumentScriptVMFunction_set_controller::InstrumentScriptVMFunction_set_controller(InstrumentScriptVM* parent) : m_vm(parent) { @@ -114,7 +119,9 @@ // would abort the script, and under heavy load it may be considerable // that ScheduleEventMicroSec() fails above, so simply ignore that return successResult( ScriptID::fromEventID(id) ); - } + } + + // ignore_event() function InstrumentScriptVMFunction_ignore_event::InstrumentScriptVMFunction_ignore_event(InstrumentScriptVM* parent) : m_vm(parent) @@ -148,6 +155,8 @@ return successResult(); } + // ignore_controller() function + InstrumentScriptVMFunction_ignore_controller::InstrumentScriptVMFunction_ignore_controller(InstrumentScriptVM* parent) : m_vm(parent) { @@ -168,6 +177,8 @@ return successResult(); } + // note_off() function + InstrumentScriptVMFunction_note_off::InstrumentScriptVMFunction_note_off(InstrumentScriptVM* parent) : m_vm(parent) { @@ -204,7 +215,9 @@ Event e = pNote->cause; e.Init(); // clear IDs e.CopyTimeFrom(m_vm->m_event->cause); // set fragment time for "now" - e.Type = Event::type_note_off; + e.Type = Event::type_stop_note; + e.Param.Note.ID = id.noteID(); + e.Param.Note.Key = pNote->hostKey; e.Param.Note.Velocity = velocity; pEngineChannel->ScheduleEventMicroSec(&e, 0); @@ -220,7 +233,9 @@ Event e = pNote->cause; e.Init(); // clear IDs e.CopyTimeFrom(m_vm->m_event->cause); // set fragment time for "now" - e.Type = Event::type_note_off; + e.Type = Event::type_stop_note; + e.Param.Note.ID = id.noteID(); + e.Param.Note.Key = pNote->hostKey; e.Param.Note.Velocity = velocity; pEngineChannel->ScheduleEventMicroSec(&e, 0); @@ -230,6 +245,8 @@ return successResult(); } + // set_event_mark() function + InstrumentScriptVMFunction_set_event_mark::InstrumentScriptVMFunction_set_event_mark(InstrumentScriptVM* parent) : m_vm(parent) { @@ -266,6 +283,8 @@ return successResult(); } + // delete_event_mark() function + InstrumentScriptVMFunction_delete_event_mark::InstrumentScriptVMFunction_delete_event_mark(InstrumentScriptVM* parent) : m_vm(parent) { @@ -288,6 +307,8 @@ return successResult(); } + // by_marks() function + InstrumentScriptVMFunction_by_marks::InstrumentScriptVMFunction_by_marks(InstrumentScriptVM* parent) : m_vm(parent) { @@ -327,4 +348,717 @@ return successResult( &pEngineChannel->pScript->eventGroups[groupID] ); } + // change_vol() function + + InstrumentScriptVMFunction_change_vol::InstrumentScriptVMFunction_change_vol(InstrumentScriptVM* parent) + : m_vm(parent) + { + } + + bool InstrumentScriptVMFunction_change_vol::acceptsArgType(int iArg, ExprType_t type) const { + if (iArg == 0) + return type == INT_EXPR || type == INT_ARR_EXPR; + else + return INT_EXPR; + } + + VMFnResult* InstrumentScriptVMFunction_change_vol::exec(VMFnArgs* args) { + int volume = args->arg(1)->asInt()->evalInt(); // volume change in milli dB + bool relative = (args->argsCount() >= 3) ? (args->arg(2)->asInt()->evalInt() & 1) : false; + + AbstractEngineChannel* pEngineChannel = + static_cast(m_vm->m_event->cause.pEngineChannel); + + if (args->arg(0)->exprType() == INT_EXPR) { + const ScriptID id = args->arg(0)->asInt()->evalInt(); + if (!id) { + wrnMsg("change_vol(): note ID for argument 1 may not be zero"); + return successResult(); + } + if (!id.isNoteID()) { + wrnMsg("change_vol(): argument 1 is not a note ID"); + return successResult(); + } + + NoteBase* pNote = pEngineChannel->pEngine->NoteByID( id.noteID() ); + if (!pNote) return successResult(); + + const float fVolumeLin = RTMath::DecibelToLinRatio(float(volume) / 1000.f); + // commented out, performed by EngineBase::ProcessNoteSynthParam() for time accuracy behavior + /*if (relative) + pNote->Override.Volume *= fVolumeLin; + else + pNote->Override.Volume = fVolumeLin;*/ + + Event e = m_vm->m_event->cause; // copy to get fragment time for "now" + e.Init(); // clear IDs + e.Type = Event::type_note_synth_param; + e.Param.NoteSynthParam.NoteID = id.noteID(); + e.Param.NoteSynthParam.Type = Event::synth_param_volume; + e.Param.NoteSynthParam.Delta = fVolumeLin; + e.Param.NoteSynthParam.Relative = relative; + + pEngineChannel->ScheduleEventMicroSec(&e, 0); + } else if (args->arg(0)->exprType() == INT_ARR_EXPR) { + VMIntArrayExpr* ids = args->arg(0)->asIntArray(); + for (int i = 0; i < ids->arraySize(); ++i) { + const ScriptID id = ids->evalIntElement(i); + if (!id || !id.isNoteID()) continue; + + NoteBase* pNote = pEngineChannel->pEngine->NoteByID( id.noteID() ); + if (!pNote) continue; + + const float fVolumeLin = RTMath::DecibelToLinRatio(float(volume) / 1000.f); + // commented out, performed by EngineBase::ProcessNoteSynthParam() for time accuracy behavior + /*if (relative) + pNote->Override.Volume *= fVolumeLin; + else + pNote->Override.Volume = fVolumeLin;*/ + + Event e = m_vm->m_event->cause; // copy to get fragment time for "now" + e.Init(); // clear IDs + e.Type = Event::type_note_synth_param; + e.Param.NoteSynthParam.NoteID = id.noteID(); + e.Param.NoteSynthParam.Type = Event::synth_param_volume; + e.Param.NoteSynthParam.Delta = fVolumeLin; + e.Param.NoteSynthParam.Relative = relative; + + pEngineChannel->ScheduleEventMicroSec(&e, 0); + } + } + + return successResult(); + } + + // change_tune() function + + InstrumentScriptVMFunction_change_tune::InstrumentScriptVMFunction_change_tune(InstrumentScriptVM* parent) + : m_vm(parent) + { + } + + bool InstrumentScriptVMFunction_change_tune::acceptsArgType(int iArg, ExprType_t type) const { + if (iArg == 0) + return type == INT_EXPR || type == INT_ARR_EXPR; + else + return INT_EXPR; + } + + VMFnResult* InstrumentScriptVMFunction_change_tune::exec(VMFnArgs* args) { + int tune = args->arg(1)->asInt()->evalInt(); // tuning change in milli cents + bool relative = (args->argsCount() >= 3) ? (args->arg(2)->asInt()->evalInt() & 1) : false; + + AbstractEngineChannel* pEngineChannel = + static_cast(m_vm->m_event->cause.pEngineChannel); + + if (args->arg(0)->exprType() == INT_EXPR) { + const ScriptID id = args->arg(0)->asInt()->evalInt(); + if (!id) { + wrnMsg("change_tune(): note ID for argument 1 may not be zero"); + return successResult(); + } + if (!id.isNoteID()) { + wrnMsg("change_tune(): argument 1 is not a note ID"); + return successResult(); + } + + NoteBase* pNote = pEngineChannel->pEngine->NoteByID( id.noteID() ); + if (!pNote) return successResult(); + + const float fFreqRatio = RTMath::CentsToFreqRatioUnlimited(float(tune) / 1000.f); + // commented out, performed by EngineBase::ProcessNoteSynthParam() for time accuracy behavior + /*if (relative) + pNote->Override.Pitch *= fFreqRatio; + else + pNote->Override.Pitch = fFreqRatio;*/ + + Event e = m_vm->m_event->cause; // copy to get fragment time for "now" + e.Init(); // clear IDs + e.Type = Event::type_note_synth_param; + e.Param.NoteSynthParam.NoteID = id.noteID(); + e.Param.NoteSynthParam.Type = Event::synth_param_pitch; + e.Param.NoteSynthParam.Delta = fFreqRatio; + e.Param.NoteSynthParam.Relative = relative; + + pEngineChannel->ScheduleEventMicroSec(&e, 0); + } else if (args->arg(0)->exprType() == INT_ARR_EXPR) { + VMIntArrayExpr* ids = args->arg(0)->asIntArray(); + for (int i = 0; i < ids->arraySize(); ++i) { + const ScriptID id = ids->evalIntElement(i); + if (!id || !id.isNoteID()) continue; + + NoteBase* pNote = pEngineChannel->pEngine->NoteByID( id.noteID() ); + if (!pNote) continue; + + const float fFreqRatio = RTMath::CentsToFreqRatioUnlimited(float(tune) / 1000.f); + // commented out, performed by EngineBase::ProcessNoteSynthParam() for time accuracy behavior + /*if (relative) + pNote->Override.Pitch *= fFreqRatio; + else + pNote->Override.Pitch = fFreqRatio;*/ + + Event e = m_vm->m_event->cause; // copy to get fragment time for "now" + e.Init(); // clear IDs + e.Type = Event::type_note_synth_param; + e.Param.NoteSynthParam.NoteID = id.noteID(); + e.Param.NoteSynthParam.Type = Event::synth_param_pitch; + e.Param.NoteSynthParam.Delta = fFreqRatio; + e.Param.NoteSynthParam.Relative = relative; + + pEngineChannel->ScheduleEventMicroSec(&e, 0); + } + } + + return successResult(); + } + + // change_pan() function + + InstrumentScriptVMFunction_change_pan::InstrumentScriptVMFunction_change_pan(InstrumentScriptVM* parent) + : m_vm(parent) + { + } + + bool InstrumentScriptVMFunction_change_pan::acceptsArgType(int iArg, ExprType_t type) const { + if (iArg == 0) + return type == INT_EXPR || type == INT_ARR_EXPR; + else + return INT_EXPR; + } + + VMFnResult* InstrumentScriptVMFunction_change_pan::exec(VMFnArgs* args) { + int pan = args->arg(1)->asInt()->evalInt(); + bool relative = (args->argsCount() >= 3) ? (args->arg(2)->asInt()->evalInt() & 1) : false; + + if (pan > 1000) { + wrnMsg("change_pan(): argument 2 may not be larger than 1000"); + pan = 1000; + } else if (pan < -1000) { + wrnMsg("change_pan(): argument 2 may not be smaller than -1000"); + pan = -1000; + } + + AbstractEngineChannel* pEngineChannel = + static_cast(m_vm->m_event->cause.pEngineChannel); + + if (args->arg(0)->exprType() == INT_EXPR) { + const ScriptID id = args->arg(0)->asInt()->evalInt(); + if (!id) { + wrnMsg("change_pan(): note ID for argument 1 may not be zero"); + return successResult(); + } + if (!id.isNoteID()) { + wrnMsg("change_pan(): argument 1 is not a note ID"); + return successResult(); + } + + NoteBase* pNote = pEngineChannel->pEngine->NoteByID( id.noteID() ); + if (!pNote) return successResult(); + + const float fPan = float(pan) / 1000.f; + // commented out, performed by EngineBase::ProcessNoteSynthParam() for time accuracy behavior + /*if (relative) { + pNote->Override.Pan = RTMath::RelativeSummedAvg(pNote->Override.Pan, fPan, ++pNote->Override.PanSources); + } else { + pNote->Override.Pan = fPan; + pNote->Override.PanSources = 1; // only relevant on subsequent change_pan() calls on same note with 'relative' being set + }*/ + + Event e = m_vm->m_event->cause; // copy to get fragment time for "now" + e.Init(); // clear IDs + e.Type = Event::type_note_synth_param; + e.Param.NoteSynthParam.NoteID = id.noteID(); + e.Param.NoteSynthParam.Type = Event::synth_param_pan; + e.Param.NoteSynthParam.Delta = fPan; + e.Param.NoteSynthParam.Relative = relative; + + pEngineChannel->ScheduleEventMicroSec(&e, 0); + } else if (args->arg(0)->exprType() == INT_ARR_EXPR) { + VMIntArrayExpr* ids = args->arg(0)->asIntArray(); + for (int i = 0; i < ids->arraySize(); ++i) { + const ScriptID id = ids->evalIntElement(i); + if (!id || !id.isNoteID()) continue; + + NoteBase* pNote = pEngineChannel->pEngine->NoteByID( id.noteID() ); + if (!pNote) continue; + + const float fPan = float(pan) / 1000.f; + // commented out, performed by EngineBase::ProcessNoteSynthParam() for time accuracy behavior + /*if (relative) { + pNote->Override.Pan = RTMath::RelativeSummedAvg(pNote->Override.Pan, fPan, ++pNote->Override.PanSources); + } else { + pNote->Override.Pan = fPan; + pNote->Override.PanSources = 1; // only relevant on subsequent change_pan() calls on same note with 'relative' being set + }*/ + + Event e = m_vm->m_event->cause; // copy to get fragment time for "now" + e.Init(); // clear IDs + e.Type = Event::type_note_synth_param; + e.Param.NoteSynthParam.NoteID = id.noteID(); + e.Param.NoteSynthParam.Type = Event::synth_param_pan; + e.Param.NoteSynthParam.Delta = fPan; + e.Param.NoteSynthParam.Relative = relative; + + pEngineChannel->ScheduleEventMicroSec(&e, 0); + } + } + + return successResult(); + } + + #define VM_FILTER_PAR_MAX_VALUE 1000000 + #define VM_EG_PAR_MAX_VALUE 1000000 + + // change_cutoff() function + + InstrumentScriptVMFunction_change_cutoff::InstrumentScriptVMFunction_change_cutoff(InstrumentScriptVM* parent) + : m_vm(parent) + { + } + + bool InstrumentScriptVMFunction_change_cutoff::acceptsArgType(int iArg, ExprType_t type) const { + if (iArg == 0) + return type == INT_EXPR || type == INT_ARR_EXPR; + else + return INT_EXPR; + } + + VMFnResult* InstrumentScriptVMFunction_change_cutoff::exec(VMFnArgs* args) { + int cutoff = args->arg(1)->asInt()->evalInt(); + if (cutoff > VM_FILTER_PAR_MAX_VALUE) { + wrnMsg("change_cutoff(): argument 2 may not be larger than 1000000"); + cutoff = VM_FILTER_PAR_MAX_VALUE; + } else if (cutoff < 0) { + wrnMsg("change_cutoff(): argument 2 may not be negative"); + cutoff = 0; + } + + AbstractEngineChannel* pEngineChannel = + static_cast(m_vm->m_event->cause.pEngineChannel); + + if (args->arg(0)->exprType() == INT_EXPR) { + const ScriptID id = args->arg(0)->asInt()->evalInt(); + if (!id) { + wrnMsg("change_cutoff(): note ID for argument 1 may not be zero"); + return successResult(); + } + if (!id.isNoteID()) { + wrnMsg("change_cutoff(): argument 1 is not a note ID"); + return successResult(); + } + + NoteBase* pNote = pEngineChannel->pEngine->NoteByID( id.noteID() ); + if (!pNote) return successResult(); + + const float fCutoff = float(cutoff) / float(VM_FILTER_PAR_MAX_VALUE); + + Event e = m_vm->m_event->cause; // copy to get fragment time for "now" + e.Init(); // clear IDs + e.Type = Event::type_note_synth_param; + e.Param.NoteSynthParam.NoteID = id.noteID(); + e.Param.NoteSynthParam.Type = Event::synth_param_cutoff; + e.Param.NoteSynthParam.Delta = fCutoff; + e.Param.NoteSynthParam.Relative = false; + + pEngineChannel->ScheduleEventMicroSec(&e, 0); + } else if (args->arg(0)->exprType() == INT_ARR_EXPR) { + VMIntArrayExpr* ids = args->arg(0)->asIntArray(); + for (int i = 0; i < ids->arraySize(); ++i) { + const ScriptID id = ids->evalIntElement(i); + if (!id || !id.isNoteID()) continue; + + NoteBase* pNote = pEngineChannel->pEngine->NoteByID( id.noteID() ); + if (!pNote) continue; + + const float fCutoff = float(cutoff) / float(VM_FILTER_PAR_MAX_VALUE); + + Event e = m_vm->m_event->cause; // copy to get fragment time for "now" + e.Init(); // clear IDs + e.Type = Event::type_note_synth_param; + e.Param.NoteSynthParam.NoteID = id.noteID(); + e.Param.NoteSynthParam.Type = Event::synth_param_cutoff; + e.Param.NoteSynthParam.Delta = fCutoff; + e.Param.NoteSynthParam.Relative = false; + + pEngineChannel->ScheduleEventMicroSec(&e, 0); + } + } + + return successResult(); + } + + // change_reso() function + + InstrumentScriptVMFunction_change_reso::InstrumentScriptVMFunction_change_reso(InstrumentScriptVM* parent) + : m_vm(parent) + { + } + + bool InstrumentScriptVMFunction_change_reso::acceptsArgType(int iArg, ExprType_t type) const { + if (iArg == 0) + return type == INT_EXPR || type == INT_ARR_EXPR; + else + return INT_EXPR; + } + + VMFnResult* InstrumentScriptVMFunction_change_reso::exec(VMFnArgs* args) { + int resonance = args->arg(1)->asInt()->evalInt(); + if (resonance > VM_FILTER_PAR_MAX_VALUE) { + wrnMsg("change_reso(): argument 2 may not be larger than 1000000"); + resonance = VM_FILTER_PAR_MAX_VALUE; + } else if (resonance < 0) { + wrnMsg("change_reso(): argument 2 may not be negative"); + resonance = 0; + } + + AbstractEngineChannel* pEngineChannel = + static_cast(m_vm->m_event->cause.pEngineChannel); + + if (args->arg(0)->exprType() == INT_EXPR) { + const ScriptID id = args->arg(0)->asInt()->evalInt(); + if (!id) { + wrnMsg("change_reso(): note ID for argument 1 may not be zero"); + return successResult(); + } + if (!id.isNoteID()) { + wrnMsg("change_reso(): argument 1 is not a note ID"); + return successResult(); + } + + NoteBase* pNote = pEngineChannel->pEngine->NoteByID( id.noteID() ); + if (!pNote) return successResult(); + + const float fResonance = float(resonance) / float(VM_FILTER_PAR_MAX_VALUE); + + Event e = m_vm->m_event->cause; // copy to get fragment time for "now" + e.Init(); // clear IDs + e.Type = Event::type_note_synth_param; + e.Param.NoteSynthParam.NoteID = id.noteID(); + e.Param.NoteSynthParam.Type = Event::synth_param_resonance; + e.Param.NoteSynthParam.Delta = fResonance; + e.Param.NoteSynthParam.Relative = false; + + pEngineChannel->ScheduleEventMicroSec(&e, 0); + } else if (args->arg(0)->exprType() == INT_ARR_EXPR) { + VMIntArrayExpr* ids = args->arg(0)->asIntArray(); + for (int i = 0; i < ids->arraySize(); ++i) { + const ScriptID id = ids->evalIntElement(i); + if (!id || !id.isNoteID()) continue; + + NoteBase* pNote = pEngineChannel->pEngine->NoteByID( id.noteID() ); + if (!pNote) continue; + + const float fResonance = float(resonance) / float(VM_FILTER_PAR_MAX_VALUE); + + Event e = m_vm->m_event->cause; // copy to get fragment time for "now" + e.Init(); // clear IDs + e.Type = Event::type_note_synth_param; + e.Param.NoteSynthParam.NoteID = id.noteID(); + e.Param.NoteSynthParam.Type = Event::synth_param_resonance; + e.Param.NoteSynthParam.Delta = fResonance; + e.Param.NoteSynthParam.Relative = false; + + pEngineChannel->ScheduleEventMicroSec(&e, 0); + } + } + + return successResult(); + } + + // change_attack() function + + InstrumentScriptVMFunction_change_attack::InstrumentScriptVMFunction_change_attack(InstrumentScriptVM* parent) + : m_vm(parent) + { + } + + bool InstrumentScriptVMFunction_change_attack::acceptsArgType(int iArg, ExprType_t type) const { + if (iArg == 0) + return type == INT_EXPR || type == INT_ARR_EXPR; + else + return INT_EXPR; + } + + VMFnResult* InstrumentScriptVMFunction_change_attack::exec(VMFnArgs* args) { + int attack = args->arg(1)->asInt()->evalInt(); + if (attack > VM_EG_PAR_MAX_VALUE) { + wrnMsg("change_attack(): argument 2 may not be larger than 1000000"); + attack = VM_EG_PAR_MAX_VALUE; + } else if (attack < 0) { + wrnMsg("change_attack(): argument 2 may not be negative"); + attack = 0; + } + const float fAttack = float(attack) / float(VM_EG_PAR_MAX_VALUE); + + AbstractEngineChannel* pEngineChannel = + static_cast(m_vm->m_event->cause.pEngineChannel); + + if (args->arg(0)->exprType() == INT_EXPR) { + const ScriptID id = args->arg(0)->asInt()->evalInt(); + if (!id) { + wrnMsg("change_attack(): note ID for argument 1 may not be zero"); + return successResult(); + } + if (!id.isNoteID()) { + wrnMsg("change_attack(): argument 1 is not a note ID"); + return successResult(); + } + + NoteBase* pNote = pEngineChannel->pEngine->NoteByID( id.noteID() ); + if (!pNote) return successResult(); + + Event e = m_vm->m_event->cause; // copy to get fragment time for "now" + e.Init(); // clear IDs + e.Type = Event::type_note_synth_param; + e.Param.NoteSynthParam.NoteID = id.noteID(); + e.Param.NoteSynthParam.Type = Event::synth_param_attack; + e.Param.NoteSynthParam.Delta = fAttack; + e.Param.NoteSynthParam.Relative = false; + + pEngineChannel->ScheduleEventMicroSec(&e, 0); + } else if (args->arg(0)->exprType() == INT_ARR_EXPR) { + VMIntArrayExpr* ids = args->arg(0)->asIntArray(); + for (int i = 0; i < ids->arraySize(); ++i) { + const ScriptID id = ids->evalIntElement(i); + if (!id || !id.isNoteID()) continue; + + NoteBase* pNote = pEngineChannel->pEngine->NoteByID( id.noteID() ); + if (!pNote) continue; + + Event e = m_vm->m_event->cause; // copy to get fragment time for "now" + e.Init(); // clear IDs + e.Type = Event::type_note_synth_param; + e.Param.NoteSynthParam.NoteID = id.noteID(); + e.Param.NoteSynthParam.Type = Event::synth_param_attack; + e.Param.NoteSynthParam.Delta = fAttack; + e.Param.NoteSynthParam.Relative = false; + + pEngineChannel->ScheduleEventMicroSec(&e, 0); + } + } + + return successResult(); + } + + // change_decay() function + + InstrumentScriptVMFunction_change_decay::InstrumentScriptVMFunction_change_decay(InstrumentScriptVM* parent) + : m_vm(parent) + { + } + + bool InstrumentScriptVMFunction_change_decay::acceptsArgType(int iArg, ExprType_t type) const { + if (iArg == 0) + return type == INT_EXPR || type == INT_ARR_EXPR; + else + return INT_EXPR; + } + + VMFnResult* InstrumentScriptVMFunction_change_decay::exec(VMFnArgs* args) { + int decay = args->arg(1)->asInt()->evalInt(); + if (decay > VM_EG_PAR_MAX_VALUE) { + wrnMsg("change_decay(): argument 2 may not be larger than 1000000"); + decay = VM_EG_PAR_MAX_VALUE; + } else if (decay < 0) { + wrnMsg("change_decay(): argument 2 may not be negative"); + decay = 0; + } + const float fDecay = float(decay) / float(VM_EG_PAR_MAX_VALUE); + + AbstractEngineChannel* pEngineChannel = + static_cast(m_vm->m_event->cause.pEngineChannel); + + if (args->arg(0)->exprType() == INT_EXPR) { + const ScriptID id = args->arg(0)->asInt()->evalInt(); + if (!id) { + wrnMsg("change_decay(): note ID for argument 1 may not be zero"); + return successResult(); + } + if (!id.isNoteID()) { + wrnMsg("change_decay(): argument 1 is not a note ID"); + return successResult(); + } + + NoteBase* pNote = pEngineChannel->pEngine->NoteByID( id.noteID() ); + if (!pNote) return successResult(); + + Event e = m_vm->m_event->cause; // copy to get fragment time for "now" + e.Init(); // clear IDs + e.Type = Event::type_note_synth_param; + e.Param.NoteSynthParam.NoteID = id.noteID(); + e.Param.NoteSynthParam.Type = Event::synth_param_decay; + e.Param.NoteSynthParam.Delta = fDecay; + e.Param.NoteSynthParam.Relative = false; + + pEngineChannel->ScheduleEventMicroSec(&e, 0); + } else if (args->arg(0)->exprType() == INT_ARR_EXPR) { + VMIntArrayExpr* ids = args->arg(0)->asIntArray(); + for (int i = 0; i < ids->arraySize(); ++i) { + const ScriptID id = ids->evalIntElement(i); + if (!id || !id.isNoteID()) continue; + + NoteBase* pNote = pEngineChannel->pEngine->NoteByID( id.noteID() ); + if (!pNote) continue; + + Event e = m_vm->m_event->cause; // copy to get fragment time for "now" + e.Init(); // clear IDs + e.Type = Event::type_note_synth_param; + e.Param.NoteSynthParam.NoteID = id.noteID(); + e.Param.NoteSynthParam.Type = Event::synth_param_decay; + e.Param.NoteSynthParam.Delta = fDecay; + e.Param.NoteSynthParam.Relative = false; + + pEngineChannel->ScheduleEventMicroSec(&e, 0); + } + } + + return successResult(); + } + + // change_release() function + + InstrumentScriptVMFunction_change_release::InstrumentScriptVMFunction_change_release(InstrumentScriptVM* parent) + : m_vm(parent) + { + } + + bool InstrumentScriptVMFunction_change_release::acceptsArgType(int iArg, ExprType_t type) const { + if (iArg == 0) + return type == INT_EXPR || type == INT_ARR_EXPR; + else + return INT_EXPR; + } + + VMFnResult* InstrumentScriptVMFunction_change_release::exec(VMFnArgs* args) { + int release = args->arg(1)->asInt()->evalInt(); + if (release > VM_EG_PAR_MAX_VALUE) { + wrnMsg("change_release(): argument 2 may not be larger than 1000000"); + release = VM_EG_PAR_MAX_VALUE; + } else if (release < 0) { + wrnMsg("change_release(): argument 2 may not be negative"); + release = 0; + } + const float fRelease = float(release) / float(VM_EG_PAR_MAX_VALUE); + + AbstractEngineChannel* pEngineChannel = + static_cast(m_vm->m_event->cause.pEngineChannel); + + if (args->arg(0)->exprType() == INT_EXPR) { + const ScriptID id = args->arg(0)->asInt()->evalInt(); + if (!id) { + wrnMsg("change_release(): note ID for argument 1 may not be zero"); + return successResult(); + } + if (!id.isNoteID()) { + wrnMsg("change_release(): argument 1 is not a note ID"); + return successResult(); + } + + NoteBase* pNote = pEngineChannel->pEngine->NoteByID( id.noteID() ); + if (!pNote) return successResult(); + + Event e = m_vm->m_event->cause; // copy to get fragment time for "now" + e.Init(); // clear IDs + e.Type = Event::type_note_synth_param; + e.Param.NoteSynthParam.NoteID = id.noteID(); + e.Param.NoteSynthParam.Type = Event::synth_param_release; + e.Param.NoteSynthParam.Delta = fRelease; + e.Param.NoteSynthParam.Relative = false; + + pEngineChannel->ScheduleEventMicroSec(&e, 0); + } else if (args->arg(0)->exprType() == INT_ARR_EXPR) { + VMIntArrayExpr* ids = args->arg(0)->asIntArray(); + for (int i = 0; i < ids->arraySize(); ++i) { + const ScriptID id = ids->evalIntElement(i); + if (!id || !id.isNoteID()) continue; + + NoteBase* pNote = pEngineChannel->pEngine->NoteByID( id.noteID() ); + if (!pNote) continue; + + Event e = m_vm->m_event->cause; // copy to get fragment time for "now" + e.Init(); // clear IDs + e.Type = Event::type_note_synth_param; + e.Param.NoteSynthParam.NoteID = id.noteID(); + e.Param.NoteSynthParam.Type = Event::synth_param_release; + e.Param.NoteSynthParam.Delta = fRelease; + e.Param.NoteSynthParam.Relative = false; + + pEngineChannel->ScheduleEventMicroSec(&e, 0); + } + } + + return successResult(); + } + + // event_status() function + + InstrumentScriptVMFunction_event_status::InstrumentScriptVMFunction_event_status(InstrumentScriptVM* parent) + : m_vm(parent) + { + } + + VMFnResult* InstrumentScriptVMFunction_event_status::exec(VMFnArgs* args) { + AbstractEngineChannel* pEngineChannel = + static_cast(m_vm->m_event->cause.pEngineChannel); + + const ScriptID id = args->arg(0)->asInt()->evalInt(); + if (!id) { + wrnMsg("event_status(): note ID for argument 1 may not be zero"); + return successResult(EVENT_STATUS_INACTIVE); + } + if (!id.isNoteID()) { + wrnMsg("event_status(): argument 1 is not a note ID"); + return successResult(EVENT_STATUS_INACTIVE); + } + + NoteBase* pNote = pEngineChannel->pEngine->NoteByID( id.noteID() ); + return successResult(pNote ? EVENT_STATUS_NOTE_QUEUE : EVENT_STATUS_INACTIVE); + } + + // wait() function (overrides core wait() implementation) + + InstrumentScriptVMFunction_wait::InstrumentScriptVMFunction_wait(InstrumentScriptVM* parent) + : CoreVMFunction_wait(parent) + { + } + + VMFnResult* InstrumentScriptVMFunction_wait::exec(VMFnArgs* args) { + InstrumentScriptVM* m_vm = (InstrumentScriptVM*) vm; + + // this might be set by passing 1 with the 2nd argument of built-in stop_wait() function + if (m_vm->m_event->ignoreAllWaitCalls) return successResult(); + + return CoreVMFunction_wait::exec(args); + } + + // stop_wait() function + + InstrumentScriptVMFunction_stop_wait::InstrumentScriptVMFunction_stop_wait(InstrumentScriptVM* parent) + : m_vm(parent) + { + } + + VMFnResult* InstrumentScriptVMFunction_stop_wait::exec(VMFnArgs* args) { + AbstractEngineChannel* pEngineChannel = + static_cast(m_vm->m_event->cause.pEngineChannel); + + const script_callback_id_t id = args->arg(0)->asInt()->evalInt(); + if (!id) { + wrnMsg("stop_wait(): callback ID for argument 1 may not be zero"); + return successResult(); + } + + RTList::Iterator itCallback = pEngineChannel->ScriptCallbackByID(id); + if (!itCallback) return successResult(); // ignore if callback is i.e. not alive anymore + + const bool disableWaitForever = + (args->argsCount() >= 2) ? (args->arg(1)->asInt()->evalInt() == 1) : false; + + pEngineChannel->ScheduleResumeOfScriptCallback( + itCallback, m_vm->m_event->cause.SchedTime(), disableWaitForever + ); + + return successResult(); + } + } // namespace LinuxSampler