/[svn]/linuxsampler/trunk/src/engines/common/InstrumentScriptVM.cpp
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revision 2630 by schoenebeck, Fri Jun 13 15:01:06 2014 UTC revision 3054 by schoenebeck, Thu Dec 15 12:47:45 2016 UTC
# Line 1  Line 1 
1  /*  /*
2   * Copyright (c) 2014 Christian Schoenebeck   * Copyright (c) 2014 - 2016 Christian Schoenebeck
3   *   *
4   * http://www.linuxsampler.org   * http://www.linuxsampler.org
5   *   *
# Line 7  Line 7 
7   * See README file for details.   * See README file for details.
8   */   */
9    
10    #include "../../common/global_private.h"
11  #include "InstrumentScriptVM.h"  #include "InstrumentScriptVM.h"
12  #include "../AbstractEngineChannel.h"  #include "../AbstractEngineChannel.h"
13  #include "../../common/global_private.h"  #include "../../common/global_private.h"
# Line 60  namespace LinuxSampler { Line 61  namespace LinuxSampler {
61          handlerRelease = NULL;          handlerRelease = NULL;
62          handlerController = NULL;          handlerController = NULL;
63          pEvents = NULL;          pEvents = NULL;
64            for (int i = 0; i < 128; ++i)
65                pKeyEvents[i] = NULL;
66          this->pEngineChannel = pEngineChannel;          this->pEngineChannel = pEngineChannel;
67          for (int i = 0; i < INSTR_SCRIPT_EVENT_GROUPS; ++i)          for (int i = 0; i < INSTR_SCRIPT_EVENT_GROUPS; ++i)
68              eventGroups[i].setScript(this);              eventGroups[i].setScript(this);
69      }      }
70    
71        InstrumentScript::~InstrumentScript() {
72            resetAll();
73            if (pEvents) {
74                for (int i = 0; i < 128; ++i) delete pKeyEvents[i];
75                delete pEvents;
76            }
77        }
78    
79      /** @brief Load real-time instrument script.      /** @brief Load real-time instrument script.
80       *       *
81       * Loads the real-time instrument script given by @a text on the engine       * Loads the real-time instrument script given by @a text on the engine
# Line 111  namespace LinuxSampler { Line 122  namespace LinuxSampler {
122              handlerExecCount++;              handlerExecCount++;
123    
124          // create script event pool (if it doesn't exist already)          // create script event pool (if it doesn't exist already)
125          if (!pEvents)          if (!pEvents) {
126              pEvents = new Pool<ScriptEvent>(CONFIG_MAX_EVENTS_PER_FRAGMENT);              pEvents = new Pool<ScriptEvent>(CONFIG_MAX_EVENTS_PER_FRAGMENT);
127                for (int i = 0; i < 128; ++i)
128                    pKeyEvents[i] = new RTList<ScriptEvent>(pEvents);
129                // reset RTAVLNode's tree node member variables after nodes are allocated
130                // (since we can't use a constructor right now, we do that initialization here)
131                while (!pEvents->poolIsEmpty()) {
132                    RTList<ScriptEvent>::Iterator it = pEvents->allocAppend();
133                    it->reset();
134                }
135                pEvents->clear();
136            }
137    
138          // create new VM execution contexts for new script          // create new VM execution contexts for new script
139          while (!pEvents->poolIsEmpty()) {          while (!pEvents->poolIsEmpty()) {
# Line 144  namespace LinuxSampler { Line 165  namespace LinuxSampler {
165          if (parserContext)          if (parserContext)
166              dmsg(1,("Unloading current instrument script.\n"));              dmsg(1,("Unloading current instrument script.\n"));
167    
168            resetEvents();
169    
170          // free allocated VM execution contexts          // free allocated VM execution contexts
171          if (pEvents) {          if (pEvents) {
172              pEvents->clear();              pEvents->clear();
# Line 182  namespace LinuxSampler { Line 205  namespace LinuxSampler {
205          unload();          unload();
206          code.clear();          code.clear();
207      }      }
208        
209        /**
210         * Clears all currently active script events. This should be called
211         * whenever the engine or engine channel was reset for some reason.
212         */
213        void InstrumentScript::resetEvents() {
214            for (int i = 0; i < INSTR_SCRIPT_EVENT_GROUPS; ++i)
215                eventGroups[i].clear();
216    
217            for (int i = 0; i < 128; ++i)
218                if (pKeyEvents[i])
219                    pKeyEvents[i]->clear();
220    
221            suspendedEvents.clear();
222    
223            if (pEvents) pEvents->clear();
224        }
225    
226      ///////////////////////////////////////////////////////////////////////      ///////////////////////////////////////////////////////////////////////
227      // class 'InstrumentScriptVM'      // class 'InstrumentScriptVM'
# Line 189  namespace LinuxSampler { Line 229  namespace LinuxSampler {
229      InstrumentScriptVM::InstrumentScriptVM() :      InstrumentScriptVM::InstrumentScriptVM() :
230          m_event(NULL), m_fnPlayNote(this), m_fnSetController(this),          m_event(NULL), m_fnPlayNote(this), m_fnSetController(this),
231          m_fnIgnoreEvent(this), m_fnIgnoreController(this), m_fnNoteOff(this),          m_fnIgnoreEvent(this), m_fnIgnoreController(this), m_fnNoteOff(this),
232          m_fnSetEventMark(this), m_fnDeleteEventMark(this), m_fnByMarks(this)          m_fnSetEventMark(this), m_fnDeleteEventMark(this), m_fnByMarks(this),
233            m_fnChangeVol(this), m_fnChangeTune(this), m_fnChangePan(this),
234            m_fnChangeCutoff(this), m_fnChangeReso(this),  m_fnChangeAttack(this),
235            m_fnChangeDecay(this), m_fnChangeRelease(this), m_fnEventStatus(this),
236            m_fnWait2(this), m_fnStopWait(this),
237            m_varEngineUptime(this), m_varCallbackID(this)
238      {      {
239          m_CC.size = _MEMBER_SIZEOF(AbstractEngineChannel, ControllerTable);          m_CC.size = _MEMBER_SIZEOF(AbstractEngineChannel, ControllerTable);
240          m_CC_NUM = DECLARE_VMINT(m_event, class ScriptEvent, cause.Param.CC.Controller);          m_CC_NUM = DECLARE_VMINT(m_event, class ScriptEvent, cause.Param.CC.Controller);
241          m_EVENT_ID = DECLARE_VMINT(m_event, class ScriptEvent, id);          m_EVENT_ID = DECLARE_VMINT_READONLY(m_event, class ScriptEvent, id);
242          m_EVENT_NOTE = DECLARE_VMINT(m_event, class ScriptEvent, cause.Param.Note.Key);          m_EVENT_NOTE = DECLARE_VMINT(m_event, class ScriptEvent, cause.Param.Note.Key);
243          m_EVENT_VELOCITY = DECLARE_VMINT(m_event, class ScriptEvent, cause.Param.Note.Velocity);          m_EVENT_VELOCITY = DECLARE_VMINT(m_event, class ScriptEvent, cause.Param.Note.Velocity);
244          m_KEY_DOWN.size = 128;          m_KEY_DOWN.size = 128;
245            m_NI_CALLBACK_TYPE = DECLARE_VMINT_READONLY(m_event, class ScriptEvent, handlerType);
246            m_NKSP_IGNORE_WAIT = DECLARE_VMINT(m_event, class ScriptEvent, ignoreAllWaitCalls);
247      }      }
248    
249      VMExecStatus_t InstrumentScriptVM::exec(VMParserContext* parserCtx, ScriptEvent* event) {      VMExecStatus_t InstrumentScriptVM::exec(VMParserContext* parserCtx, ScriptEvent* event) {
# Line 226  namespace LinuxSampler { Line 273  namespace LinuxSampler {
273                      pEngineChannel->ControllerTable[CTRL_TABLE_IDX_PITCHBEND] =                      pEngineChannel->ControllerTable[CTRL_TABLE_IDX_PITCHBEND] =
274                          event->cause.Param.Pitch.Pitch;                          event->cause.Param.Pitch.Pitch;
275                      break;                      break;
276                    default:
277                        ; // noop
278              }              }
279          }          }
280    
# Line 243  namespace LinuxSampler { Line 292  namespace LinuxSampler {
292      }      }
293    
294      std::map<String,VMIntRelPtr*> InstrumentScriptVM::builtInIntVariables() {      std::map<String,VMIntRelPtr*> InstrumentScriptVM::builtInIntVariables() {
295          // first get buil-in integer variables of derived VM class          // first get built-in integer variables of derived VM class
296          std::map<String,VMIntRelPtr*> m = ScriptVM::builtInIntVariables();          std::map<String,VMIntRelPtr*> m = ScriptVM::builtInIntVariables();
297    
298          // now add own built-in variables          // now add own built-in variables
# Line 252  namespace LinuxSampler { Line 301  namespace LinuxSampler {
301          m["$EVENT_NOTE"] = &m_EVENT_NOTE;          m["$EVENT_NOTE"] = &m_EVENT_NOTE;
302          m["$EVENT_VELOCITY"] = &m_EVENT_VELOCITY;          m["$EVENT_VELOCITY"] = &m_EVENT_VELOCITY;
303  //         m["$POLY_AT_NUM"] = &m_POLY_AT_NUM;  //         m["$POLY_AT_NUM"] = &m_POLY_AT_NUM;
304            m["$NI_CALLBACK_TYPE"] = &m_NI_CALLBACK_TYPE;
305            m["$NKSP_IGNORE_WAIT"] = &m_NKSP_IGNORE_WAIT;
306    
307          return m;          return m;
308      }      }
309    
310      std::map<String,VMInt8Array*> InstrumentScriptVM::builtInIntArrayVariables() {      std::map<String,VMInt8Array*> InstrumentScriptVM::builtInIntArrayVariables() {
311          // first get buil-in integer array variables of derived VM class          // first get built-in integer array variables of derived VM class
312          std::map<String,VMInt8Array*> m = ScriptVM::builtInIntArrayVariables();          std::map<String,VMInt8Array*> m = ScriptVM::builtInIntArrayVariables();
313    
314          // now add own built-in variables          // now add own built-in variables
# Line 269  namespace LinuxSampler { Line 320  namespace LinuxSampler {
320      }      }
321    
322      std::map<String,int> InstrumentScriptVM::builtInConstIntVariables() {      std::map<String,int> InstrumentScriptVM::builtInConstIntVariables() {
323          // first get buil-in integer variables of derived VM class          // first get built-in integer variables of derived VM class
324          std::map<String,int> m = ScriptVM::builtInConstIntVariables();          std::map<String,int> m = ScriptVM::builtInConstIntVariables();
325    
326            m["$EVENT_STATUS_INACTIVE"] = EVENT_STATUS_INACTIVE;
327            m["$EVENT_STATUS_NOTE_QUEUE"] = EVENT_STATUS_NOTE_QUEUE;
328          m["$VCC_MONO_AT"] = CTRL_TABLE_IDX_AFTERTOUCH;          m["$VCC_MONO_AT"] = CTRL_TABLE_IDX_AFTERTOUCH;
329          m["$VCC_PITCH_BEND"] = CTRL_TABLE_IDX_PITCHBEND;          m["$VCC_PITCH_BEND"] = CTRL_TABLE_IDX_PITCHBEND;
330          for (int i = 0; i < INSTR_SCRIPT_EVENT_GROUPS; ++i) {          for (int i = 0; i < INSTR_SCRIPT_EVENT_GROUPS; ++i) {
# Line 281  namespace LinuxSampler { Line 334  namespace LinuxSampler {
334          return m;          return m;
335      }      }
336    
337        std::map<String,VMDynVar*> InstrumentScriptVM::builtInDynamicVariables() {
338            // first get built-in dynamic variables of derived VM class
339            std::map<String,VMDynVar*> m = ScriptVM::builtInDynamicVariables();
340    
341            m["$ENGINE_UPTIME"] = &m_varEngineUptime;
342            m["$NI_CALLBACK_ID"] = &m_varCallbackID;
343    
344            return m;
345        }
346    
347      VMFunction* InstrumentScriptVM::functionByName(const String& name) {      VMFunction* InstrumentScriptVM::functionByName(const String& name) {
348          // built-in script functions of this class          // built-in script functions of this class
349          if      (name == "play_note") return &m_fnPlayNote;          if      (name == "play_note") return &m_fnPlayNote;
# Line 291  namespace LinuxSampler { Line 354  namespace LinuxSampler {
354          else if (name == "set_event_mark") return &m_fnSetEventMark;          else if (name == "set_event_mark") return &m_fnSetEventMark;
355          else if (name == "delete_event_mark") return &m_fnDeleteEventMark;          else if (name == "delete_event_mark") return &m_fnDeleteEventMark;
356          else if (name == "by_marks") return &m_fnByMarks;          else if (name == "by_marks") return &m_fnByMarks;
357            else if (name == "change_vol") return &m_fnChangeVol;
358            else if (name == "change_tune") return &m_fnChangeTune;
359            else if (name == "change_pan") return &m_fnChangePan;
360            else if (name == "change_cutoff") return &m_fnChangeCutoff;
361            else if (name == "change_reso") return &m_fnChangeReso;
362            else if (name == "change_attack") return &m_fnChangeAttack;
363            else if (name == "change_decay") return &m_fnChangeDecay;
364            else if (name == "change_release") return &m_fnChangeRelease;
365            else if (name == "event_status") return &m_fnEventStatus;
366            else if (name == "wait") return &m_fnWait2; // override wait() core implementation
367            else if (name == "stop_wait") return &m_fnStopWait;
368    
369          // built-in script functions of derived VM class          // built-in script functions of derived VM class
370          return ScriptVM::functionByName(name);          return ScriptVM::functionByName(name);
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