/[svn]/linuxsampler/trunk/src/engines/common/InstrumentScriptVMFunctions.cpp
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Diff of /linuxsampler/trunk/src/engines/common/InstrumentScriptVMFunctions.cpp

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revision 2931 by schoenebeck, Sat Jul 9 14:38:33 2016 UTC revision 2953 by schoenebeck, Sat Jul 16 11:24:39 2016 UTC
# Line 53  namespace LinuxSampler { Line 53  namespace LinuxSampler {
53    
54          Event e = m_vm->m_event->cause; // copy to get fragment time for "now"          Event e = m_vm->m_event->cause; // copy to get fragment time for "now"
55          e.Init(); // clear IDs          e.Init(); // clear IDs
56          e.Type = Event::type_note_on;          e.Type = Event::type_play_note;
57          e.Param.Note.Key = note;          e.Param.Note.Key = note;
58          e.Param.Note.Velocity = velocity;          e.Param.Note.Velocity = velocity;
59          // make this new note dependent to the life time of the original note          // make this new note dependent to the life time of the original note
# Line 67  namespace LinuxSampler { Line 67  namespace LinuxSampler {
67    
68          const note_id_t id = pEngineChannel->ScheduleNoteMicroSec(&e, 0);          const note_id_t id = pEngineChannel->ScheduleNoteMicroSec(&e, 0);
69    
70          // if a duration is supplied (and note-on event was scheduled          // if a duration is supplied (and play-note event was scheduled
71          // successfully above), then schedule a subsequent note-off event          // successfully above), then schedule a subsequent stop-note event
72          if (id && duration > 0) {          if (id && duration > 0) {
73              e.Type = Event::type_note_off;              e.Type = Event::type_stop_note;
74                e.Param.Note.ID = id;
75              e.Param.Note.Velocity = 127;              e.Param.Note.Velocity = 127;
76              pEngineChannel->ScheduleEventMicroSec(&e, duration);              pEngineChannel->ScheduleEventMicroSec(&e, duration);
77          }          }
# Line 214  namespace LinuxSampler { Line 215  namespace LinuxSampler {
215              Event e = pNote->cause;              Event e = pNote->cause;
216              e.Init(); // clear IDs              e.Init(); // clear IDs
217              e.CopyTimeFrom(m_vm->m_event->cause); // set fragment time for "now"              e.CopyTimeFrom(m_vm->m_event->cause); // set fragment time for "now"
218              e.Type = Event::type_note_off;              e.Type = Event::type_stop_note;
219                e.Param.Note.ID = id.noteID();
220                e.Param.Note.Key = pNote->hostKey;
221              e.Param.Note.Velocity = velocity;              e.Param.Note.Velocity = velocity;
222    
223              pEngineChannel->ScheduleEventMicroSec(&e, 0);              pEngineChannel->ScheduleEventMicroSec(&e, 0);
# Line 230  namespace LinuxSampler { Line 233  namespace LinuxSampler {
233                  Event e = pNote->cause;                  Event e = pNote->cause;
234                  e.Init(); // clear IDs                  e.Init(); // clear IDs
235                  e.CopyTimeFrom(m_vm->m_event->cause); // set fragment time for "now"                  e.CopyTimeFrom(m_vm->m_event->cause); // set fragment time for "now"
236                  e.Type = Event::type_note_off;                  e.Type = Event::type_stop_note;
237                    e.Param.Note.ID = id.noteID();
238                    e.Param.Note.Key = pNote->hostKey;
239                  e.Param.Note.Velocity = velocity;                  e.Param.Note.Velocity = velocity;
240    
241                  pEngineChannel->ScheduleEventMicroSec(&e, 0);                  pEngineChannel->ScheduleEventMicroSec(&e, 0);
# Line 600  namespace LinuxSampler { Line 605  namespace LinuxSampler {
605    
606          return successResult();          return successResult();
607      }      }
608    
609        #define VM_FILTER_PAR_MAX_VALUE 1000000
610        #define VM_EG_PAR_MAX_VALUE 1000000
611    
612        // change_cutoff() function
613    
614        InstrumentScriptVMFunction_change_cutoff::InstrumentScriptVMFunction_change_cutoff(InstrumentScriptVM* parent)
615            : m_vm(parent)
616        {
617        }
618    
619        bool InstrumentScriptVMFunction_change_cutoff::acceptsArgType(int iArg, ExprType_t type) const {
620            if (iArg == 0)
621                return type == INT_EXPR || type == INT_ARR_EXPR;
622            else
623                return INT_EXPR;
624        }
625    
626        VMFnResult* InstrumentScriptVMFunction_change_cutoff::exec(VMFnArgs* args) {
627            int cutoff = args->arg(1)->asInt()->evalInt();
628            if (cutoff > VM_FILTER_PAR_MAX_VALUE) {
629                wrnMsg("change_cutoff(): argument 2 may not be larger than 1000000");
630                cutoff = VM_FILTER_PAR_MAX_VALUE;
631            } else if (cutoff < 0) {
632                wrnMsg("change_cutoff(): argument 2 may not be negative");
633                cutoff = 0;
634            }
635    
636            AbstractEngineChannel* pEngineChannel =
637                static_cast<AbstractEngineChannel*>(m_vm->m_event->cause.pEngineChannel);
638    
639            if (args->arg(0)->exprType() == INT_EXPR) {
640                const ScriptID id = args->arg(0)->asInt()->evalInt();
641                if (!id) {
642                    wrnMsg("change_cutoff(): note ID for argument 1 may not be zero");
643                    return successResult();
644                }
645                if (!id.isNoteID()) {
646                    wrnMsg("change_cutoff(): argument 1 is not a note ID");
647                    return successResult();
648                }
649    
650                NoteBase* pNote = pEngineChannel->pEngine->NoteByID( id.noteID() );
651                if (!pNote) return successResult();
652    
653                const float fCutoff = float(cutoff) / float(VM_FILTER_PAR_MAX_VALUE);
654    
655                Event e = m_vm->m_event->cause; // copy to get fragment time for "now"
656                e.Init(); // clear IDs
657                e.Type = Event::type_note_synth_param;
658                e.Param.NoteSynthParam.NoteID   = id.noteID();
659                e.Param.NoteSynthParam.Type     = Event::synth_param_cutoff;
660                e.Param.NoteSynthParam.Delta    = fCutoff;
661                e.Param.NoteSynthParam.Relative = false;
662    
663                pEngineChannel->ScheduleEventMicroSec(&e, 0);
664            } else if (args->arg(0)->exprType() == INT_ARR_EXPR) {
665                VMIntArrayExpr* ids = args->arg(0)->asIntArray();
666                for (int i = 0; i < ids->arraySize(); ++i) {
667                    const ScriptID id = ids->evalIntElement(i);
668                    if (!id || !id.isNoteID()) continue;
669    
670                    NoteBase* pNote = pEngineChannel->pEngine->NoteByID( id.noteID() );
671                    if (!pNote) continue;
672    
673                    const float fCutoff = float(cutoff) / float(VM_FILTER_PAR_MAX_VALUE);
674    
675                    Event e = m_vm->m_event->cause; // copy to get fragment time for "now"
676                    e.Init(); // clear IDs
677                    e.Type = Event::type_note_synth_param;
678                    e.Param.NoteSynthParam.NoteID   = id.noteID();
679                    e.Param.NoteSynthParam.Type     = Event::synth_param_cutoff;
680                    e.Param.NoteSynthParam.Delta    = fCutoff;
681                    e.Param.NoteSynthParam.Relative = false;
682    
683                    pEngineChannel->ScheduleEventMicroSec(&e, 0);
684                }
685            }
686    
687            return successResult();
688        }
689    
690        // change_reso() function
691        
692        InstrumentScriptVMFunction_change_reso::InstrumentScriptVMFunction_change_reso(InstrumentScriptVM* parent)
693            : m_vm(parent)
694        {
695        }
696    
697        bool InstrumentScriptVMFunction_change_reso::acceptsArgType(int iArg, ExprType_t type) const {
698            if (iArg == 0)
699                return type == INT_EXPR || type == INT_ARR_EXPR;
700            else
701                return INT_EXPR;
702        }
703    
704        VMFnResult* InstrumentScriptVMFunction_change_reso::exec(VMFnArgs* args) {
705            int resonance = args->arg(1)->asInt()->evalInt();
706            if (resonance > VM_FILTER_PAR_MAX_VALUE) {
707                wrnMsg("change_reso(): argument 2 may not be larger than 1000000");
708                resonance = VM_FILTER_PAR_MAX_VALUE;
709            } else if (resonance < 0) {
710                wrnMsg("change_reso(): argument 2 may not be negative");
711                resonance = 0;
712            }
713    
714            AbstractEngineChannel* pEngineChannel =
715                static_cast<AbstractEngineChannel*>(m_vm->m_event->cause.pEngineChannel);
716    
717            if (args->arg(0)->exprType() == INT_EXPR) {
718                const ScriptID id = args->arg(0)->asInt()->evalInt();
719                if (!id) {
720                    wrnMsg("change_reso(): note ID for argument 1 may not be zero");
721                    return successResult();
722                }
723                if (!id.isNoteID()) {
724                    wrnMsg("change_reso(): argument 1 is not a note ID");
725                    return successResult();
726                }
727    
728                NoteBase* pNote = pEngineChannel->pEngine->NoteByID( id.noteID() );
729                if (!pNote) return successResult();
730    
731                const float fResonance = float(resonance) / float(VM_FILTER_PAR_MAX_VALUE);
732    
733                Event e = m_vm->m_event->cause; // copy to get fragment time for "now"
734                e.Init(); // clear IDs
735                e.Type = Event::type_note_synth_param;
736                e.Param.NoteSynthParam.NoteID   = id.noteID();
737                e.Param.NoteSynthParam.Type     = Event::synth_param_resonance;
738                e.Param.NoteSynthParam.Delta    = fResonance;
739                e.Param.NoteSynthParam.Relative = false;
740    
741                pEngineChannel->ScheduleEventMicroSec(&e, 0);
742            } else if (args->arg(0)->exprType() == INT_ARR_EXPR) {
743                VMIntArrayExpr* ids = args->arg(0)->asIntArray();
744                for (int i = 0; i < ids->arraySize(); ++i) {
745                    const ScriptID id = ids->evalIntElement(i);
746                    if (!id || !id.isNoteID()) continue;
747    
748                    NoteBase* pNote = pEngineChannel->pEngine->NoteByID( id.noteID() );
749                    if (!pNote) continue;
750    
751                    const float fResonance = float(resonance) / float(VM_FILTER_PAR_MAX_VALUE);
752    
753                    Event e = m_vm->m_event->cause; // copy to get fragment time for "now"
754                    e.Init(); // clear IDs
755                    e.Type = Event::type_note_synth_param;
756                    e.Param.NoteSynthParam.NoteID   = id.noteID();
757                    e.Param.NoteSynthParam.Type     = Event::synth_param_resonance;
758                    e.Param.NoteSynthParam.Delta    = fResonance;
759                    e.Param.NoteSynthParam.Relative = false;
760    
761                    pEngineChannel->ScheduleEventMicroSec(&e, 0);
762                }
763            }
764    
765            return successResult();
766        }
767        
768        // change_attack() function
769    
770        InstrumentScriptVMFunction_change_attack::InstrumentScriptVMFunction_change_attack(InstrumentScriptVM* parent)
771            : m_vm(parent)
772        {
773        }
774    
775        bool InstrumentScriptVMFunction_change_attack::acceptsArgType(int iArg, ExprType_t type) const {
776            if (iArg == 0)
777                return type == INT_EXPR || type == INT_ARR_EXPR;
778            else
779                return INT_EXPR;
780        }
781    
782        VMFnResult* InstrumentScriptVMFunction_change_attack::exec(VMFnArgs* args) {
783            int attack = args->arg(1)->asInt()->evalInt();
784            if (attack > VM_EG_PAR_MAX_VALUE) {
785                wrnMsg("change_attack(): argument 2 may not be larger than 1000000");
786                attack = VM_EG_PAR_MAX_VALUE;
787            } else if (attack < 0) {
788                wrnMsg("change_attack(): argument 2 may not be negative");
789                attack = 0;
790            }
791            const float fAttack = float(attack) / float(VM_EG_PAR_MAX_VALUE);
792    
793            AbstractEngineChannel* pEngineChannel =
794                static_cast<AbstractEngineChannel*>(m_vm->m_event->cause.pEngineChannel);
795    
796            if (args->arg(0)->exprType() == INT_EXPR) {
797                const ScriptID id = args->arg(0)->asInt()->evalInt();
798                if (!id) {
799                    wrnMsg("change_attack(): note ID for argument 1 may not be zero");
800                    return successResult();
801                }
802                if (!id.isNoteID()) {
803                    wrnMsg("change_attack(): argument 1 is not a note ID");
804                    return successResult();
805                }
806    
807                NoteBase* pNote = pEngineChannel->pEngine->NoteByID( id.noteID() );
808                if (!pNote) return successResult();            
809    
810                Event e = m_vm->m_event->cause; // copy to get fragment time for "now"
811                e.Init(); // clear IDs
812                e.Type = Event::type_note_synth_param;
813                e.Param.NoteSynthParam.NoteID   = id.noteID();
814                e.Param.NoteSynthParam.Type     = Event::synth_param_attack;
815                e.Param.NoteSynthParam.Delta    = fAttack;
816                e.Param.NoteSynthParam.Relative = false;
817    
818                pEngineChannel->ScheduleEventMicroSec(&e, 0);
819            } else if (args->arg(0)->exprType() == INT_ARR_EXPR) {
820                VMIntArrayExpr* ids = args->arg(0)->asIntArray();
821                for (int i = 0; i < ids->arraySize(); ++i) {
822                    const ScriptID id = ids->evalIntElement(i);
823                    if (!id || !id.isNoteID()) continue;
824    
825                    NoteBase* pNote = pEngineChannel->pEngine->NoteByID( id.noteID() );
826                    if (!pNote) continue;
827    
828                    Event e = m_vm->m_event->cause; // copy to get fragment time for "now"
829                    e.Init(); // clear IDs
830                    e.Type = Event::type_note_synth_param;
831                    e.Param.NoteSynthParam.NoteID   = id.noteID();
832                    e.Param.NoteSynthParam.Type     = Event::synth_param_attack;
833                    e.Param.NoteSynthParam.Delta    = fAttack;
834                    e.Param.NoteSynthParam.Relative = false;
835    
836                    pEngineChannel->ScheduleEventMicroSec(&e, 0);
837                }
838            }
839    
840            return successResult();
841        }
842    
843        // change_decay() function
844        
845        InstrumentScriptVMFunction_change_decay::InstrumentScriptVMFunction_change_decay(InstrumentScriptVM* parent)
846            : m_vm(parent)
847        {
848        }
849    
850        bool InstrumentScriptVMFunction_change_decay::acceptsArgType(int iArg, ExprType_t type) const {
851            if (iArg == 0)
852                return type == INT_EXPR || type == INT_ARR_EXPR;
853            else
854                return INT_EXPR;
855        }
856    
857        VMFnResult* InstrumentScriptVMFunction_change_decay::exec(VMFnArgs* args) {
858            int decay = args->arg(1)->asInt()->evalInt();
859            if (decay > VM_EG_PAR_MAX_VALUE) {
860                wrnMsg("change_decay(): argument 2 may not be larger than 1000000");
861                decay = VM_EG_PAR_MAX_VALUE;
862            } else if (decay < 0) {
863                wrnMsg("change_decay(): argument 2 may not be negative");
864                decay = 0;
865            }
866            const float fDecay = float(decay) / float(VM_EG_PAR_MAX_VALUE);
867    
868            AbstractEngineChannel* pEngineChannel =
869                static_cast<AbstractEngineChannel*>(m_vm->m_event->cause.pEngineChannel);
870    
871            if (args->arg(0)->exprType() == INT_EXPR) {
872                const ScriptID id = args->arg(0)->asInt()->evalInt();
873                if (!id) {
874                    wrnMsg("change_decay(): note ID for argument 1 may not be zero");
875                    return successResult();
876                }
877                if (!id.isNoteID()) {
878                    wrnMsg("change_decay(): argument 1 is not a note ID");
879                    return successResult();
880                }
881    
882                NoteBase* pNote = pEngineChannel->pEngine->NoteByID( id.noteID() );
883                if (!pNote) return successResult();            
884    
885                Event e = m_vm->m_event->cause; // copy to get fragment time for "now"
886                e.Init(); // clear IDs
887                e.Type = Event::type_note_synth_param;
888                e.Param.NoteSynthParam.NoteID   = id.noteID();
889                e.Param.NoteSynthParam.Type     = Event::synth_param_decay;
890                e.Param.NoteSynthParam.Delta    = fDecay;
891                e.Param.NoteSynthParam.Relative = false;
892    
893                pEngineChannel->ScheduleEventMicroSec(&e, 0);
894            } else if (args->arg(0)->exprType() == INT_ARR_EXPR) {
895                VMIntArrayExpr* ids = args->arg(0)->asIntArray();
896                for (int i = 0; i < ids->arraySize(); ++i) {
897                    const ScriptID id = ids->evalIntElement(i);
898                    if (!id || !id.isNoteID()) continue;
899    
900                    NoteBase* pNote = pEngineChannel->pEngine->NoteByID( id.noteID() );
901                    if (!pNote) continue;
902    
903                    Event e = m_vm->m_event->cause; // copy to get fragment time for "now"
904                    e.Init(); // clear IDs
905                    e.Type = Event::type_note_synth_param;
906                    e.Param.NoteSynthParam.NoteID   = id.noteID();
907                    e.Param.NoteSynthParam.Type     = Event::synth_param_decay;
908                    e.Param.NoteSynthParam.Delta    = fDecay;
909                    e.Param.NoteSynthParam.Relative = false;
910    
911                    pEngineChannel->ScheduleEventMicroSec(&e, 0);
912                }
913            }
914    
915            return successResult();
916        }
917    
918        // change_release() function
919        
920        InstrumentScriptVMFunction_change_release::InstrumentScriptVMFunction_change_release(InstrumentScriptVM* parent)
921            : m_vm(parent)
922        {
923        }
924    
925        bool InstrumentScriptVMFunction_change_release::acceptsArgType(int iArg, ExprType_t type) const {
926            if (iArg == 0)
927                return type == INT_EXPR || type == INT_ARR_EXPR;
928            else
929                return INT_EXPR;
930        }
931    
932        VMFnResult* InstrumentScriptVMFunction_change_release::exec(VMFnArgs* args) {
933            int release = args->arg(1)->asInt()->evalInt();
934            if (release > VM_EG_PAR_MAX_VALUE) {
935                wrnMsg("change_release(): argument 2 may not be larger than 1000000");
936                release = VM_EG_PAR_MAX_VALUE;
937            } else if (release < 0) {
938                wrnMsg("change_release(): argument 2 may not be negative");
939                release = 0;
940            }
941            const float fRelease = float(release) / float(VM_EG_PAR_MAX_VALUE);
942    
943            AbstractEngineChannel* pEngineChannel =
944                static_cast<AbstractEngineChannel*>(m_vm->m_event->cause.pEngineChannel);
945    
946            if (args->arg(0)->exprType() == INT_EXPR) {
947                const ScriptID id = args->arg(0)->asInt()->evalInt();
948                if (!id) {
949                    wrnMsg("change_release(): note ID for argument 1 may not be zero");
950                    return successResult();
951                }
952                if (!id.isNoteID()) {
953                    wrnMsg("change_release(): argument 1 is not a note ID");
954                    return successResult();
955                }
956    
957                NoteBase* pNote = pEngineChannel->pEngine->NoteByID( id.noteID() );
958                if (!pNote) return successResult();            
959    
960                Event e = m_vm->m_event->cause; // copy to get fragment time for "now"
961                e.Init(); // clear IDs
962                e.Type = Event::type_note_synth_param;
963                e.Param.NoteSynthParam.NoteID   = id.noteID();
964                e.Param.NoteSynthParam.Type     = Event::synth_param_release;
965                e.Param.NoteSynthParam.Delta    = fRelease;
966                e.Param.NoteSynthParam.Relative = false;
967    
968                pEngineChannel->ScheduleEventMicroSec(&e, 0);
969            } else if (args->arg(0)->exprType() == INT_ARR_EXPR) {
970                VMIntArrayExpr* ids = args->arg(0)->asIntArray();
971                for (int i = 0; i < ids->arraySize(); ++i) {
972                    const ScriptID id = ids->evalIntElement(i);
973                    if (!id || !id.isNoteID()) continue;
974    
975                    NoteBase* pNote = pEngineChannel->pEngine->NoteByID( id.noteID() );
976                    if (!pNote) continue;
977    
978                    Event e = m_vm->m_event->cause; // copy to get fragment time for "now"
979                    e.Init(); // clear IDs
980                    e.Type = Event::type_note_synth_param;
981                    e.Param.NoteSynthParam.NoteID   = id.noteID();
982                    e.Param.NoteSynthParam.Type     = Event::synth_param_release;
983                    e.Param.NoteSynthParam.Delta    = fRelease;
984                    e.Param.NoteSynthParam.Relative = false;
985    
986                    pEngineChannel->ScheduleEventMicroSec(&e, 0);
987                }
988            }
989    
990            return successResult();
991        }
992    
993        // event_status() function
994    
995        InstrumentScriptVMFunction_event_status::InstrumentScriptVMFunction_event_status(InstrumentScriptVM* parent)
996            : m_vm(parent)
997        {
998        }
999    
1000        VMFnResult* InstrumentScriptVMFunction_event_status::exec(VMFnArgs* args) {
1001            AbstractEngineChannel* pEngineChannel =
1002                static_cast<AbstractEngineChannel*>(m_vm->m_event->cause.pEngineChannel);
1003    
1004            const ScriptID id = args->arg(0)->asInt()->evalInt();
1005            if (!id) {
1006                wrnMsg("event_status(): note ID for argument 1 may not be zero");
1007                return successResult(EVENT_STATUS_INACTIVE);
1008            }
1009            if (!id.isNoteID()) {
1010                wrnMsg("event_status(): argument 1 is not a note ID");
1011                return successResult(EVENT_STATUS_INACTIVE);
1012            }
1013    
1014            NoteBase* pNote = pEngineChannel->pEngine->NoteByID( id.noteID() );
1015            return successResult(pNote ? EVENT_STATUS_NOTE_QUEUE : EVENT_STATUS_INACTIVE);
1016        }
1017    
1018        // wait() function (overrides core wait() implementation)
1019    
1020        InstrumentScriptVMFunction_wait::InstrumentScriptVMFunction_wait(InstrumentScriptVM* parent)
1021            : CoreVMFunction_wait(parent)
1022        {    
1023        }
1024    
1025        VMFnResult* InstrumentScriptVMFunction_wait::exec(VMFnArgs* args) {
1026            InstrumentScriptVM* m_vm = (InstrumentScriptVM*) vm;
1027    
1028            // this might be set by passing 1 with the 2nd argument of built-in stop_wait() function
1029            if (m_vm->m_event->ignoreAllWaitCalls) return successResult();
1030    
1031            return CoreVMFunction_wait::exec(args);
1032        }
1033    
1034        // stop_wait() function
1035    
1036        InstrumentScriptVMFunction_stop_wait::InstrumentScriptVMFunction_stop_wait(InstrumentScriptVM* parent)
1037            : m_vm(parent)
1038        {    
1039        }
1040    
1041        VMFnResult* InstrumentScriptVMFunction_stop_wait::exec(VMFnArgs* args) {
1042            AbstractEngineChannel* pEngineChannel =
1043                static_cast<AbstractEngineChannel*>(m_vm->m_event->cause.pEngineChannel);
1044    
1045            const script_callback_id_t id = args->arg(0)->asInt()->evalInt();
1046            if (!id) {
1047                wrnMsg("stop_wait(): callback ID for argument 1 may not be zero");
1048                return successResult();
1049            }
1050    
1051            RTList<ScriptEvent>::Iterator itCallback = pEngineChannel->ScriptCallbackByID(id);
1052            if (!itCallback) return successResult(); // ignore if callback is i.e. not alive anymore
1053    
1054            const bool disableWaitForever =
1055                (args->argsCount() >= 2) ? (args->arg(1)->asInt()->evalInt() == 1) : false;
1056    
1057            pEngineChannel->ScheduleResumeOfScriptCallback(
1058                itCallback, m_vm->m_event->cause.SchedTime(), disableWaitForever
1059            );
1060    
1061            return successResult();
1062        }
1063    
1064  } // namespace LinuxSampler  } // namespace LinuxSampler
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