/[svn]/linuxsampler/trunk/src/engines/common/InstrumentScriptVM.cpp
ViewVC logotype

Diff of /linuxsampler/trunk/src/engines/common/InstrumentScriptVM.cpp

Parent Directory Parent Directory | Revision Log Revision Log | View Patch Patch

revision 3253 by schoenebeck, Tue May 30 12:08:45 2017 UTC revision 3848 by schoenebeck, Thu Jan 7 13:52:46 2021 UTC
# Line 1  Line 1 
1  /*  /*
2   * Copyright (c) 2014 - 2017 Christian Schoenebeck   * Copyright (c) 2014 - 2021 Christian Schoenebeck
3   *   *
4   * http://www.linuxsampler.org   * http://www.linuxsampler.org
5   *   *
# Line 20  namespace LinuxSampler { Line 20  namespace LinuxSampler {
20      ///////////////////////////////////////////////////////////////////////      ///////////////////////////////////////////////////////////////////////
21      // class 'EventGroup'      // class 'EventGroup'
22    
23      void EventGroup::insert(int eventID) {      void EventGroup::insert(vmint eventID) {
24          if (contains(eventID)) return;          if (contains(eventID)) return;
25    
26          AbstractEngine* pEngine = m_script->pEngineChannel->pEngine;          AbstractEngine* pEngine = m_script->pEngineChannel->pEngine;
# Line 31  namespace LinuxSampler { Line 31  namespace LinuxSampler {
31          // events die before being removed explicitly from the group by script          // events die before being removed explicitly from the group by script
32          //          //
33          // NOTE: or should we do this "dead ones" check only once in a while?          // NOTE: or should we do this "dead ones" check only once in a while?
34          int firstDead = -1;          ssize_t firstDead = -1;
35          for (int i = 0; i < size(); ++i) {          for (size_t i = 0; i < size(); ++i) {
36              if (firstDead >= 0) {              if (firstDead >= 0) {
37                  if (pEngine->EventByID(eventID)) {                  if (pEngine->EventByID(eventID)) {
38                      remove(firstDead, i - firstDead);                      remove(firstDead, i - firstDead);
# Line 42  namespace LinuxSampler { Line 42  namespace LinuxSampler {
42                  if (!pEngine->EventByID(eventID)) firstDead = i;                  if (!pEngine->EventByID(eventID)) firstDead = i;
43              }              }
44          }          }
45            if (firstDead >= 0)
46                remove(firstDead, size() - firstDead);
47    
48          append(eventID);          append(eventID);
49      }      }
50    
51      void EventGroup::erase(int eventID) {      void EventGroup::erase(vmint eventID) {
52          int index = find(eventID);          size_t index = find(eventID);
53          remove(index);          remove(index);
54      }      }
55    
# Line 61  namespace LinuxSampler { Line 63  namespace LinuxSampler {
63          handlerNote = NULL;          handlerNote = NULL;
64          handlerRelease = NULL;          handlerRelease = NULL;
65          handlerController = NULL;          handlerController = NULL;
66            handlerRpn = NULL;
67            handlerNrpn = NULL;
68          pEvents = NULL;          pEvents = NULL;
69          for (int i = 0; i < 128; ++i)          for (int i = 0; i < 128; ++i)
70              pKeyEvents[i] = NULL;              pKeyEvents[i] = NULL;
# Line 86  namespace LinuxSampler { Line 90  namespace LinuxSampler {
90       * channels.       * channels.
91       *       *
92       * @param text - source code of script       * @param text - source code of script
93         * @param patchVars - 'patch' variables being overridden by instrument
94       */       */
95      void InstrumentScript::load(const String& text) {      void InstrumentScript::load(const String& text,
96                                    const std::map<String,String>& patchVars)
97        {
98          dmsg(1,("Loading real-time instrument script ... "));          dmsg(1,("Loading real-time instrument script ... "));
99    
100          // hand back old script reference and VM execution contexts          // hand back old script reference and VM execution contexts
# Line 100  namespace LinuxSampler { Line 107  namespace LinuxSampler {
107              dynamic_cast<AbstractInstrumentManager*>(pEngineChannel->pEngine->GetInstrumentManager());              dynamic_cast<AbstractInstrumentManager*>(pEngineChannel->pEngine->GetInstrumentManager());
108    
109          // get new script reference          // get new script reference
110          parserContext = pManager->scripts.Borrow(text, pEngineChannel);          parserContext = pManager->scripts.Borrow(
111                { .code = text, .patchVars = patchVars }, pEngineChannel
112            );
113          if (!parserContext->errors().empty()) {          if (!parserContext->errors().empty()) {
114              std::vector<ParserIssue> errors = parserContext->errors();              std::vector<ParserIssue> errors = parserContext->errors();
115              std::cerr << "[ScriptVM] Could not load instrument script, there were "              std::cerr << "[ScriptVM] Could not load instrument script, there were "
# Line 114  namespace LinuxSampler { Line 123  namespace LinuxSampler {
123          handlerNote = parserContext->eventHandlerByName("note");          handlerNote = parserContext->eventHandlerByName("note");
124          handlerRelease = parserContext->eventHandlerByName("release");          handlerRelease = parserContext->eventHandlerByName("release");
125          handlerController = parserContext->eventHandlerByName("controller");          handlerController = parserContext->eventHandlerByName("controller");
126            handlerRpn = parserContext->eventHandlerByName("rpn");
127            handlerNrpn = parserContext->eventHandlerByName("nrpn");
128          bHasValidScript =          bHasValidScript =
129              handlerInit || handlerNote || handlerRelease || handlerController;              handlerInit || handlerNote || handlerRelease || handlerController ||
130                handlerRpn || handlerNrpn;
131    
132          // amount of script handlers each script event has to execute          // amount of script handlers each script event has to execute
133          int handlerExecCount = 0;          int handlerExecCount = 0;
134          if (handlerNote || handlerRelease || handlerController) // only one of these are executed after "init" handler          if (handlerNote || handlerRelease || handlerController || handlerRpn ||
135                handlerNrpn) // only one of these are executed after "init" handler
136              handlerExecCount++;              handlerExecCount++;
137    
138          // create script event pool (if it doesn't exist already)          // create script event pool (if it doesn't exist already)
# Line 133  namespace LinuxSampler { Line 146  namespace LinuxSampler {
146                  RTList<ScriptEvent>::Iterator it = pEvents->allocAppend();                  RTList<ScriptEvent>::Iterator it = pEvents->allocAppend();
147                  it->reset();                  it->reset();
148              }              }
             pEvents->clear();  
149          }          }
150            pEvents->clear(); // outside of upper block, as loop below must always start from cleared list
151    
152          // create new VM execution contexts for new script          // create new VM execution contexts for new script
153          while (!pEvents->poolIsEmpty()) {          while (!pEvents->poolIsEmpty()) {
# Line 173  namespace LinuxSampler { Line 186  namespace LinuxSampler {
186              pEvents->clear();              pEvents->clear();
187              while (!pEvents->poolIsEmpty()) {              while (!pEvents->poolIsEmpty()) {
188                  RTList<ScriptEvent>::Iterator it = pEvents->allocAppend();                  RTList<ScriptEvent>::Iterator it = pEvents->allocAppend();
189                    if (!it) break;
190                  if (it->execCtx) {                  if (it->execCtx) {
191                      // free VM execution context object                      // free VM execution context object
192                      delete it->execCtx;                      delete it->execCtx;
193                      it->execCtx = NULL;                      it->execCtx = NULL;
194                      // free C array of handler pointers                      // free C array of handler pointers
195                      delete [] it->handlers;                      delete [] it->handlers;
196                        it->handlers = NULL;
197                  }                  }
198              }              }
199              pEvents->clear();              pEvents->clear();
# Line 194  namespace LinuxSampler { Line 209  namespace LinuxSampler {
209              handlerNote = NULL;              handlerNote = NULL;
210              handlerRelease = NULL;              handlerRelease = NULL;
211              handlerController = NULL;              handlerController = NULL;
212                handlerRpn = NULL;
213                handlerNrpn = NULL;
214          }          }
215          bHasValidScript = false;          bHasValidScript = false;
216      }      }
# Line 229  namespace LinuxSampler { Line 246  namespace LinuxSampler {
246    
247      InstrumentScriptVM::InstrumentScriptVM() :      InstrumentScriptVM::InstrumentScriptVM() :
248          m_event(NULL), m_fnPlayNote(this), m_fnSetController(this),          m_event(NULL), m_fnPlayNote(this), m_fnSetController(this),
249            m_fnSetRpn(this), m_fnSetNrpn(this),
250          m_fnIgnoreEvent(this), m_fnIgnoreController(this), m_fnNoteOff(this),          m_fnIgnoreEvent(this), m_fnIgnoreController(this), m_fnNoteOff(this),
251          m_fnSetEventMark(this), m_fnDeleteEventMark(this), m_fnByMarks(this),          m_fnSetEventMark(this), m_fnDeleteEventMark(this), m_fnByMarks(this),
252          m_fnChangeVol(this), m_fnChangeVolTime(this),          m_fnChangeVol(this), m_fnChangeVolTime(this),
253          m_fnChangeTune(this), m_fnChangeTuneTime(this), m_fnChangePan(this),          m_fnChangeTune(this), m_fnChangeTuneTime(this), m_fnChangePan(this),
254            m_fnChangePanTime(this), m_fnChangePanCurve(this),
255          m_fnChangeCutoff(this), m_fnChangeReso(this),  m_fnChangeAttack(this),          m_fnChangeCutoff(this), m_fnChangeReso(this),  m_fnChangeAttack(this),
256          m_fnChangeDecay(this), m_fnChangeRelease(this),          m_fnChangeDecay(this), m_fnChangeSustain(this), m_fnChangeRelease(this),
257            m_fnChangeCutoffAttack(this), m_fnChangeCutoffDecay(this),
258            m_fnChangeCutoffSustain(this), m_fnChangeCutoffRelease(this),
259          m_fnChangeAmpLFODepth(this), m_fnChangeAmpLFOFreq(this),          m_fnChangeAmpLFODepth(this), m_fnChangeAmpLFOFreq(this),
260            m_fnChangeCutoffLFODepth(this), m_fnChangeCutoffLFOFreq(this),
261          m_fnChangePitchLFODepth(this), m_fnChangePitchLFOFreq(this),          m_fnChangePitchLFODepth(this), m_fnChangePitchLFOFreq(this),
262          m_fnChangeNote(this), m_fnChangeVelo(this),          m_fnChangeNote(this), m_fnChangeVelo(this), m_fnFork(this),
263          m_fnEventStatus(this), m_fnWait2(this), m_fnStopWait(this),          m_fnEventStatus(this), m_fnWait2(this), m_fnStopWait(this),
264          m_fnFadeIn(this), m_fnFadeOut(this),          m_fnAbort(this), m_fnFadeIn(this), m_fnFadeOut(this),
265          m_fnChangeVolCurve(this), m_fnChangeTuneCurve(this),          m_fnChangeVolCurve(this), m_fnChangeTuneCurve(this),
266          m_fnGetEventPar(this), m_fnSetEventPar(this),          m_fnGetEventPar(this), m_fnSetEventPar(this), m_fnChangePlayPos(this),
267          m_varEngineUptime(this), m_varCallbackID(this), m_varAllEvents(this)          m_fnCallbackStatus(this),
268            m_varEngineUptime(this), m_varCallbackID(this), m_varAllEvents(this),
269            m_varCallbackChildID(this)
270      {      {
271          m_CC.size = _MEMBER_SIZEOF(AbstractEngineChannel, ControllerTable);          m_CC.size = _MEMBER_SIZEOF(AbstractEngineChannel, ControllerTable);
272          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);
273          m_EVENT_ID = DECLARE_VMINT_READONLY(m_event, class ScriptEvent, id);          m_EVENT_ID = DECLARE_VMINT_READONLY(m_event, class ScriptEvent, id);
274          m_EVENT_NOTE = DECLARE_VMINT_READONLY(m_event, class ScriptEvent, cause.Param.Note.Key);          m_EVENT_NOTE = DECLARE_VMINT_READONLY(m_event, class ScriptEvent, cause.Param.Note.Key);
275          m_EVENT_VELOCITY = DECLARE_VMINT_READONLY(m_event, class ScriptEvent, cause.Param.Note.Velocity);          m_EVENT_VELOCITY = DECLARE_VMINT_READONLY(m_event, class ScriptEvent, cause.Param.Note.Velocity);
276            m_RPN_ADDRESS = DECLARE_VMINT_READONLY(m_event, class ScriptEvent, cause.Param.RPN.Parameter);
277            m_RPN_VALUE = DECLARE_VMINT_READONLY(m_event, class ScriptEvent, cause.Param.RPN.Value);
278          m_KEY_DOWN.size = 128;          m_KEY_DOWN.size = 128;
279          m_KEY_DOWN.readonly = true;          m_KEY_DOWN.readonly = true;
280          m_NI_CALLBACK_TYPE = DECLARE_VMINT_READONLY(m_event, class ScriptEvent, handlerType);          m_NI_CALLBACK_TYPE = DECLARE_VMINT_READONLY(m_event, class ScriptEvent, handlerType);
281          m_NKSP_IGNORE_WAIT = DECLARE_VMINT(m_event, class ScriptEvent, ignoreAllWaitCalls);          m_NKSP_IGNORE_WAIT = DECLARE_VMINT(m_event, class ScriptEvent, ignoreAllWaitCalls);
282            m_NKSP_CALLBACK_PARENT_ID = DECLARE_VMINT_READONLY(m_event, class ScriptEvent, parentHandlerID);
283      }      }
284    
285      VMExecStatus_t InstrumentScriptVM::exec(VMParserContext* parserCtx, ScriptEvent* event) {      VMExecStatus_t InstrumentScriptVM::exec(VMParserContext* parserCtx, ScriptEvent* event) {
# Line 294  namespace LinuxSampler { Line 321  namespace LinuxSampler {
321                  parserCtx, event->execCtx, event->handlers[event->currentHandler]                  parserCtx, event->execCtx, event->handlers[event->currentHandler]
322              );              );
323              event->executionSlices++;              event->executionSlices++;
324                if (!(res & VM_EXEC_SUSPENDED)) { // if script terminated ...
325                    // check if this script handler instance has any forked children
326                    // to be auto aborted
327                    for (int iChild = 0; iChild < MAX_FORK_PER_SCRIPT_HANDLER &&
328                         event->childHandlerID[iChild]; ++iChild)
329                    {
330                        RTList<ScriptEvent>::Iterator itChild =
331                            pEngineChannel->ScriptCallbackByID(event->childHandlerID[iChild]);
332                        if (itChild && itChild->autoAbortByParent)
333                            itChild->execCtx->signalAbort();
334                    }
335                }
336              if (res & VM_EXEC_SUSPENDED || res & VM_EXEC_ERROR) return res;              if (res & VM_EXEC_SUSPENDED || res & VM_EXEC_ERROR) return res;
337          }          }
338    
339          return res;          return res;
340      }      }
341    
342      std::map<String,VMIntRelPtr*> InstrumentScriptVM::builtInIntVariables() {      std::map<String,VMIntPtr*> InstrumentScriptVM::builtInIntVariables() {
343          // first get built-in integer variables of derived VM class          // first get built-in integer variables of derived VM class
344          std::map<String,VMIntRelPtr*> m = ScriptVM::builtInIntVariables();          std::map<String,VMIntPtr*> m = ScriptVM::builtInIntVariables();
345    
346          // now add own built-in variables          // now add own built-in variables
347          m["$CC_NUM"] = &m_CC_NUM;          m["$CC_NUM"] = &m_CC_NUM;
# Line 310  namespace LinuxSampler { Line 349  namespace LinuxSampler {
349          m["$EVENT_NOTE"] = &m_EVENT_NOTE;          m["$EVENT_NOTE"] = &m_EVENT_NOTE;
350          m["$EVENT_VELOCITY"] = &m_EVENT_VELOCITY;          m["$EVENT_VELOCITY"] = &m_EVENT_VELOCITY;
351  //         m["$POLY_AT_NUM"] = &m_POLY_AT_NUM;  //         m["$POLY_AT_NUM"] = &m_POLY_AT_NUM;
352            m["$RPN_ADDRESS"] = &m_RPN_ADDRESS; // used for both RPN and NRPN events
353            m["$RPN_VALUE"] = &m_RPN_VALUE;     // used for both RPN and NRPN events
354          m["$NI_CALLBACK_TYPE"] = &m_NI_CALLBACK_TYPE;          m["$NI_CALLBACK_TYPE"] = &m_NI_CALLBACK_TYPE;
355          m["$NKSP_IGNORE_WAIT"] = &m_NKSP_IGNORE_WAIT;          m["$NKSP_IGNORE_WAIT"] = &m_NKSP_IGNORE_WAIT;
356            m["$NKSP_CALLBACK_PARENT_ID"] = &m_NKSP_CALLBACK_PARENT_ID;
357    
358          return m;          return m;
359      }      }
# Line 328  namespace LinuxSampler { Line 370  namespace LinuxSampler {
370          return m;          return m;
371      }      }
372    
373      std::map<String,int> InstrumentScriptVM::builtInConstIntVariables() {      std::map<String,vmint> InstrumentScriptVM::builtInConstIntVariables() {
374          // first get built-in integer variables of derived VM class          // first get built-in integer variables of derived VM class
375          std::map<String,int> m = ScriptVM::builtInConstIntVariables();          std::map<String,vmint> m = ScriptVM::builtInConstIntVariables();
376    
377          m["$EVENT_STATUS_INACTIVE"] = EVENT_STATUS_INACTIVE;          m["$EVENT_STATUS_INACTIVE"] = EVENT_STATUS_INACTIVE;
378          m["$EVENT_STATUS_NOTE_QUEUE"] = EVENT_STATUS_NOTE_QUEUE;          m["$EVENT_STATUS_NOTE_QUEUE"] = EVENT_STATUS_NOTE_QUEUE;
# Line 349  namespace LinuxSampler { Line 391  namespace LinuxSampler {
391          m["$EVENT_PAR_3"] = EVENT_PAR_3;          m["$EVENT_PAR_3"] = EVENT_PAR_3;
392          m["$NKSP_LINEAR"] = FADE_CURVE_LINEAR;          m["$NKSP_LINEAR"] = FADE_CURVE_LINEAR;
393          m["$NKSP_EASE_IN_EASE_OUT"] = FADE_CURVE_EASE_IN_EASE_OUT;          m["$NKSP_EASE_IN_EASE_OUT"] = FADE_CURVE_EASE_IN_EASE_OUT;
394            m["$CALLBACK_STATUS_TERMINATED"] = CALLBACK_STATUS_TERMINATED;
395            m["$CALLBACK_STATUS_QUEUE"]      = CALLBACK_STATUS_QUEUE;
396            m["$CALLBACK_STATUS_RUNNING"]    = CALLBACK_STATUS_RUNNING;
397    
398          return m;          return m;
399      }      }
# Line 360  namespace LinuxSampler { Line 405  namespace LinuxSampler {
405          m["%ALL_EVENTS"] = &m_varAllEvents;          m["%ALL_EVENTS"] = &m_varAllEvents;
406          m["$ENGINE_UPTIME"] = &m_varEngineUptime;          m["$ENGINE_UPTIME"] = &m_varEngineUptime;
407          m["$NI_CALLBACK_ID"] = &m_varCallbackID;          m["$NI_CALLBACK_ID"] = &m_varCallbackID;
408            m["%NKSP_CALLBACK_CHILD_ID"] = &m_varCallbackChildID;
409    
410          return m;          return m;
411      }      }
# Line 368  namespace LinuxSampler { Line 414  namespace LinuxSampler {
414          // built-in script functions of this class          // built-in script functions of this class
415          if      (name == "play_note") return &m_fnPlayNote;          if      (name == "play_note") return &m_fnPlayNote;
416          else if (name == "set_controller") return &m_fnSetController;          else if (name == "set_controller") return &m_fnSetController;
417            else if (name == "set_rpn") return &m_fnSetRpn;
418            else if (name == "set_nrpn") return &m_fnSetNrpn;
419          else if (name == "ignore_event") return &m_fnIgnoreEvent;          else if (name == "ignore_event") return &m_fnIgnoreEvent;
420          else if (name == "ignore_controller") return &m_fnIgnoreController;          else if (name == "ignore_controller") return &m_fnIgnoreController;
421          else if (name == "note_off") return &m_fnNoteOff;          else if (name == "note_off") return &m_fnNoteOff;
# Line 381  namespace LinuxSampler { Line 429  namespace LinuxSampler {
429          else if (name == "change_note") return &m_fnChangeNote;          else if (name == "change_note") return &m_fnChangeNote;
430          else if (name == "change_velo") return &m_fnChangeVelo;          else if (name == "change_velo") return &m_fnChangeVelo;
431          else if (name == "change_pan") return &m_fnChangePan;          else if (name == "change_pan") return &m_fnChangePan;
432            else if (name == "change_pan_time") return &m_fnChangePanTime;
433            else if (name == "change_pan_curve") return &m_fnChangePanCurve;
434          else if (name == "change_cutoff") return &m_fnChangeCutoff;          else if (name == "change_cutoff") return &m_fnChangeCutoff;
435          else if (name == "change_reso") return &m_fnChangeReso;          else if (name == "change_reso") return &m_fnChangeReso;
436          else if (name == "change_attack") return &m_fnChangeAttack;          else if (name == "change_attack") return &m_fnChangeAttack;
437          else if (name == "change_decay") return &m_fnChangeDecay;          else if (name == "change_decay") return &m_fnChangeDecay;
438            else if (name == "change_sustain") return &m_fnChangeSustain;
439          else if (name == "change_release") return &m_fnChangeRelease;          else if (name == "change_release") return &m_fnChangeRelease;
440            else if (name == "change_cutoff_attack") return &m_fnChangeCutoffAttack;
441            else if (name == "change_cutoff_decay") return &m_fnChangeCutoffDecay;
442            else if (name == "change_cutoff_sustain") return &m_fnChangeCutoffSustain;
443            else if (name == "change_cutoff_release") return &m_fnChangeCutoffRelease;
444          else if (name == "change_amp_lfo_depth") return &m_fnChangeAmpLFODepth;          else if (name == "change_amp_lfo_depth") return &m_fnChangeAmpLFODepth;
445          else if (name == "change_amp_lfo_freq") return &m_fnChangeAmpLFOFreq;          else if (name == "change_amp_lfo_freq") return &m_fnChangeAmpLFOFreq;
446            else if (name == "change_cutoff_lfo_depth") return &m_fnChangeCutoffLFODepth;
447            else if (name == "change_cutoff_lfo_freq") return &m_fnChangeCutoffLFOFreq;
448          else if (name == "change_pitch_lfo_depth") return &m_fnChangePitchLFODepth;          else if (name == "change_pitch_lfo_depth") return &m_fnChangePitchLFODepth;
449          else if (name == "change_pitch_lfo_freq") return &m_fnChangePitchLFOFreq;          else if (name == "change_pitch_lfo_freq") return &m_fnChangePitchLFOFreq;
450          else if (name == "fade_in") return &m_fnFadeIn;          else if (name == "fade_in") return &m_fnFadeIn;
451          else if (name == "fade_out") return &m_fnFadeOut;          else if (name == "fade_out") return &m_fnFadeOut;
452          else if (name == "change_vol_curve") return &m_fnChangeVolCurve;          else if (name == "change_vol_curve") return &m_fnChangeVolCurve;
453          else if (name == "change_tune_curve") return &m_fnChangeTuneCurve;          else if (name == "change_tune_curve") return &m_fnChangeTuneCurve;
454            else if (name == "change_play_pos") return &m_fnChangePlayPos;
455          else if (name == "get_event_par") return &m_fnGetEventPar;          else if (name == "get_event_par") return &m_fnGetEventPar;
456          else if (name == "set_event_par") return &m_fnSetEventPar;          else if (name == "set_event_par") return &m_fnSetEventPar;
457          else if (name == "event_status") return &m_fnEventStatus;          else if (name == "event_status") return &m_fnEventStatus;
458          else if (name == "wait") return &m_fnWait2; // override wait() core implementation          else if (name == "wait") return &m_fnWait2; // override wait() core implementation
459          else if (name == "stop_wait") return &m_fnStopWait;          else if (name == "stop_wait") return &m_fnStopWait;
460            else if (name == "abort") return &m_fnAbort;
461            else if (name == "fork") return &m_fnFork;
462            else if (name == "callback_status") return &m_fnCallbackStatus;
463    
464          // built-in script functions of derived VM class          // built-in script functions of derived VM class
465          return ScriptVM::functionByName(name);          return ScriptVM::functionByName(name);
Legend:
Removed from v.3253  
changed lines
  Added in v.3848
  ViewVC Help
Powered by ViewVC