/[svn]/linuxsampler/trunk/src/engines/AbstractEngineChannel.h
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Diff of /linuxsampler/trunk/src/engines/AbstractEngineChannel.h

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revision 2613 by schoenebeck, Tue Jun 10 15:17:01 2014 UTC revision 3706 by schoenebeck, Wed Jan 8 20:39:59 2020 UTC
# Line 3  Line 3 
3   *   LinuxSampler - modular, streaming capable sampler                     *   *   LinuxSampler - modular, streaming capable sampler                     *
4   *                                                                         *   *                                                                         *
5   *   Copyright (C) 2003,2004 by Benno Senoner and Christian Schoenebeck    *   *   Copyright (C) 2003,2004 by Benno Senoner and Christian Schoenebeck    *
6   *   Copyright (C) 2005-2008 Christian Schoenebeck                         *   *   Copyright (C) 2005-2020 Christian Schoenebeck                         *
7   *   Copyright (C) 2009-2012 Christian Schoenebeck and Grigor Iliev        *   *   Copyright (C) 2009-2012 Grigor Iliev                                  *
8   *   Copyright (C) 2013-2014 Christian Schoenebeck and Andreas Persson     *   *   Copyright (C) 2012-2017 Andreas Persson                               *
9   *                                                                         *   *                                                                         *
10   *   This program is free software; you can redistribute it and/or modify  *   *   This program is free software; you can redistribute it and/or modify  *
11   *   it under the terms of the GNU General Public License as published by  *   *   it under the terms of the GNU General Public License as published by  *
# Line 37  Line 37 
37    
38  #define CTRL_TABLE_IDX_AFTERTOUCH   128  #define CTRL_TABLE_IDX_AFTERTOUCH   128
39  #define CTRL_TABLE_IDX_PITCHBEND    129  #define CTRL_TABLE_IDX_PITCHBEND    129
40    #define CTRL_TABLE_SIZE             130
41    
42  namespace LinuxSampler {  namespace LinuxSampler {
43    
# Line 101  namespace LinuxSampler { Line 102  namespace LinuxSampler {
102    
103              AudioOutputDevice* GetAudioOutputDeviceSafe();              AudioOutputDevice* GetAudioOutputDeviceSafe();
104    
105                script_callback_id_t GetScriptCallbackID(const ScriptEvent* e) const {
106                    return pScript->pEvents->getID(e);
107                }
108    
109                RTList<ScriptEvent>::Iterator ScriptCallbackByID(script_callback_id_t id) const {
110                    return pScript->pEvents->fromID(id);
111                }
112    
113                void ScheduleResumeOfScriptCallback(RTList<ScriptEvent>::Iterator& itCallback, sched_time_t now, bool forever);
114    
115                bool hasFreeScriptCallbacks(vmint n) const {
116                    return pScript->pEvents->poolHasFreeElements(n);
117                }
118    
119                RTList<ScriptEvent>::Iterator forkScriptCallback(ScriptEvent* parent, bool bAutoAbort);
120    
121              friend class AbstractVoice;              friend class AbstractVoice;
122              friend class AbstractEngine;              friend class AbstractEngine;
123              template<class TV, class TRR, class TR, class TD, class TIM, class TI> friend class EngineBase;              template<class TV, class TRR, class TR, class TD, class TIM, class TI> friend class EngineBase;
# Line 123  namespace LinuxSampler { Line 140  namespace LinuxSampler {
140              midi_chan_t               midiChannel;              ///< MIDI channel(s) on which this engine channel listens to (on all MIDI input ports).              midi_chan_t               midiChannel;              ///< MIDI channel(s) on which this engine channel listens to (on all MIDI input ports).
141              RingBuffer<Event,false>*  pEventQueue;              ///< Input event queue.              RingBuffer<Event,false>*  pEventQueue;              ///< Input event queue.
142              RTList<Event>*            pEvents;                  ///< All engine channel specific events for the current audio fragment.              RTList<Event>*            pEvents;                  ///< All engine channel specific events for the current audio fragment.
143              uint8_t                   ControllerTable[130];     ///< Reflects the current values (0-127) of all MIDI controllers for this engine / sampler channel. Number 128 is for channel pressure (mono aftertouch), 129 for pitch bend.              struct _DelayedEvents {
144                    RTList<Event>*            pList; ///< Unsorted list where all delayed events are moved to and remain here until they're finally processed.
145                    Pool<ScheduledEvent>      schedulerNodes; ///< Nodes used to sort the delayed events (stored on pList) with time sorted queue.
146                    RTAVLTree<ScheduledEvent> queue; ///< Used to access the delayed events (from pList) in time sorted manner.
147    
148                    _DelayedEvents() : pList(NULL), schedulerNodes(CONFIG_MAX_EVENTS_PER_FRAGMENT) {}
149    
150                    inline void clear() {
151                        if (pList) pList->clear();
152                        schedulerNodes.clear();
153                        queue.clear();
154                    }
155                } delayedEvents;
156                uint8_t                   ControllerTable[CTRL_TABLE_SIZE];     ///< Reflects the current values (0-127) of all MIDI controllers for this engine / sampler channel. Number 128 is for channel pressure (mono aftertouch), 129 for pitch bend.
157              String                    InstrumentFile;              String                    InstrumentFile;
158              int                       InstrumentIdx;              int                       InstrumentIdx;
159              String                    InstrumentIdxName;              String                    InstrumentIdxName;
# Line 138  namespace LinuxSampler { Line 168  namespace LinuxSampler {
168              std::vector<FxSend*>      fxSends;              std::vector<FxSend*>      fxSends;
169              int                       GlobalTranspose;          ///< amount of semi tones all notes should be transposed              int                       GlobalTranspose;          ///< amount of semi tones all notes should be transposed
170              int                       iLastPanRequest;          ///< just for the return value of Pan(), so we don't have to make an injective function              int                       iLastPanRequest;          ///< just for the return value of Pan(), so we don't have to make an injective function
171              int                       iEngineIndexSelf;         ///< Reflects the index of this EngineChannel in the Engine's ArrayList.              ssize_t                   iEngineIndexSelf;         ///< Reflects the index of this EngineChannel in the Engine's ArrayList.
172              bool                      bStatusChanged;           ///< true in case an engine parameter has changed (e.g. new instrument, another volumet)              bool                      bStatusChanged;           ///< true in case an engine parameter has changed (e.g. new instrument, another volumet)
173              uint32_t                  RoundRobinIndex;          ///< counter for round robin sample selection, incremented for each note on              uint32_t                  RoundRobinIndex;          ///< counter for round robin sample selection, incremented for each note on
174              InstrumentScript*         pScript;                  ///< Points to the real-time instrument script(s) to be executed, NULL if current instrument does not have an instrument script.              InstrumentScript*         pScript;                  ///< Points to the real-time instrument script(s) to be executed, NULL if current instrument does not have an instrument script. Even though the underlying VM representation of the script is shared among multiple sampler channels, the InstrumentScript object here is not shared though, it exists for each sampler channel separately.
175    
176              SynchronizedConfig< ArrayList<VirtualMidiDevice*> > virtualMidiDevices;              SynchronizedConfig< ArrayList<VirtualMidiDevice*> > virtualMidiDevices;
177              SynchronizedConfig< ArrayList<VirtualMidiDevice*> >::Reader virtualMidiDevicesReader_AudioThread;              SynchronizedConfig< ArrayList<VirtualMidiDevice*> >::Reader virtualMidiDevicesReader_AudioThread;
# Line 166  namespace LinuxSampler { Line 196  namespace LinuxSampler {
196              ActiveKeyGroupMap ActiveKeyGroups;      ///< Contains event queues for key groups, ordered by key group ID.              ActiveKeyGroupMap ActiveKeyGroups;      ///< Contains event queues for key groups, ordered by key group ID.
197    
198              virtual void ResetControllers();              virtual void ResetControllers();
199              virtual void ResetInternal();              virtual void ResetInternal(bool bResetEngine);
200              virtual void RemoveAllFxSends();              virtual void RemoveAllFxSends();
201    
202              void ImportEvents(uint Samples);              void ImportEvents(uint Samples);
203              int  ScheduleEvent(const Event* pEvent, int delay); //TODO: delay not implemented yet              virtual note_id_t ScheduleNoteMicroSec(const Event* pEvent, int64_t delay) = 0;
204              void IgnoreEvent(int id);              event_id_t ScheduleEventMicroSec(const Event* pEvent, int64_t delay);
205                void IgnoreEvent(event_id_t id);
206                virtual void IgnoreNote(note_id_t id) = 0;
207                void IgnoreEventByScriptID(const ScriptID& id);
208                virtual uint AllNoteIDs(note_id_t* dstBuf, uint bufSize) = 0;
209    
210              void AddGroup(uint group);              void AddGroup(uint group);
211              void HandleKeyGroupConflicts(uint KeyGroup, Pool<Event>::Iterator& itNoteOnEvent);              void HandleKeyGroupConflicts(uint KeyGroup, Pool<Event>::Iterator& itNoteOnEvent);
# Line 191  namespace LinuxSampler { Line 225  namespace LinuxSampler {
225                  //FIXME: leaves tiny time frames open (shortly after 1->2 devices connected or 2->1 disconnected) which could lead to concurrency issue for the purpose described above, however in practice it "should" be acceptable                  //FIXME: leaves tiny time frames open (shortly after 1->2 devices connected or 2->1 disconnected) which could lead to concurrency issue for the purpose described above, however in practice it "should" be acceptable
226                  return midiInputs.unsafeBack().size() > 1;                  return midiInputs.unsafeBack().size() > 1;
227              }              }
228    
229                inline bool applyTranspose(Event* event);
230      };      };
231    
232  } // namespace LinuxSampler  } // namespace LinuxSampler
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