/[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 2598 by schoenebeck, Fri Jun 6 12:38:54 2014 UTC revision 2630 by schoenebeck, Fri Jun 13 15:01:06 2014 UTC
# Line 57  namespace LinuxSampler { Line 57  namespace LinuxSampler {
57          e.Type = Event::type_note_on;          e.Type = Event::type_note_on;
58          e.Param.Note.Key = note;          e.Param.Note.Key = note;
59          e.Param.Note.Velocity = velocity;          e.Param.Note.Velocity = velocity;
60            memset(&e.Format, 0, sizeof(e.Format)); // init format speific stuff with zero
61    
62          int id = pEngineChannel->ScheduleEvent(&e, duration);          int id = pEngineChannel->ScheduleEvent(&e, duration);
63    
64          return successResult(id);          return successResult(id);
65      }      }
66    
67      InstrumentScriptVMFunction_ignore_event::InstrumentScriptVMFunction_ignore_event(InstrumentScriptVM* parent)      InstrumentScriptVMFunction_set_controller::InstrumentScriptVMFunction_set_controller(InstrumentScriptVM* parent)
68          : m_vm(parent)          : m_vm(parent)
69      {      {
70      }      }
71    
72      VMFnResult* InstrumentScriptVMFunction_ignore_event::exec(VMFnArgs* args) {      VMFnResult* InstrumentScriptVMFunction_set_controller::exec(VMFnArgs* args) {
73          int id = args->arg(0)->asInt()->evalInt();          int controller = args->arg(0)->asInt()->evalInt();
74          if (id < 0) {          int value      = args->arg(1)->asInt()->evalInt();
             wrnMsg("ignore_event(): argument may not be a negative event ID");  
             return successResult();  
         }  
75    
76          AbstractEngineChannel* pEngineChannel =          AbstractEngineChannel* pEngineChannel =
77              static_cast<AbstractEngineChannel*>(m_vm->m_event->cause.pEngineChannel);              static_cast<AbstractEngineChannel*>(m_vm->m_event->cause.pEngineChannel);
78    
79          pEngineChannel->IgnoreEvent(id);          Event e = m_vm->m_event->cause;
80            memset(&e.Format, 0, sizeof(e.Format)); // init format speific stuff with zero
81            if (controller == CTRL_TABLE_IDX_AFTERTOUCH) {
82                e.Type = Event::type_channel_pressure;
83                e.Param.ChannelPressure.Value = value & 127;
84            } else if (controller == CTRL_TABLE_IDX_PITCHBEND) {
85                e.Type = Event::type_pitchbend;
86                e.Param.Pitch.Pitch = value;
87            } else if (controller >= 0 && controller <= 127) {
88                e.Type = Event::type_control_change;
89                e.Param.CC.Controller = controller;
90                e.Param.CC.Value = value;
91            } else {
92                errMsg("set_controller(): argument 1 is an invalid controller");
93                return errorResult();
94            }
95    
96            int id = pEngineChannel->ScheduleEvent(&e, 0);
97    
98            return successResult(id);
99        }    
100    
101        InstrumentScriptVMFunction_ignore_event::InstrumentScriptVMFunction_ignore_event(InstrumentScriptVM* parent)
102            : m_vm(parent)
103        {
104        }
105    
106        bool InstrumentScriptVMFunction_ignore_event::acceptsArgType(int iArg, ExprType_t type) const {
107            return type == INT_EXPR || type == INT_ARR_EXPR;
108        }
109    
110        VMFnResult* InstrumentScriptVMFunction_ignore_event::exec(VMFnArgs* args) {
111            AbstractEngineChannel* pEngineChannel =
112                    static_cast<AbstractEngineChannel*>(m_vm->m_event->cause.pEngineChannel);
113    
114            if (args->arg(0)->exprType() == INT_EXPR) {
115                int id = args->arg(0)->asInt()->evalInt();
116                if (id < 0) {
117                    wrnMsg("ignore_event(): argument may not be a negative event ID");
118                    return successResult();
119                }
120                pEngineChannel->IgnoreEvent(id);
121            } else if (args->arg(0)->exprType() == INT_ARR_EXPR) {
122                VMIntArrayExpr* ids = args->arg(0)->asIntArray();
123                for (int i = 0; i < ids->arraySize(); ++i) {
124                    int id = ids->evalIntElement(i);
125                    pEngineChannel->IgnoreEvent(id);
126                }
127            }
128    
129          return successResult();          return successResult();
130      }      }
# Line 103  namespace LinuxSampler { Line 149  namespace LinuxSampler {
149          return successResult();          return successResult();
150      }      }
151    
152        InstrumentScriptVMFunction_note_off::InstrumentScriptVMFunction_note_off(InstrumentScriptVM* parent)
153            : m_vm(parent)
154        {
155        }
156    
157        bool InstrumentScriptVMFunction_note_off::acceptsArgType(int iArg, ExprType_t type) const {
158            return type == INT_EXPR || type == INT_ARR_EXPR;
159        }
160    
161        VMFnResult* InstrumentScriptVMFunction_note_off::exec(VMFnArgs* args) {
162            AbstractEngineChannel* pEngineChannel =
163                static_cast<AbstractEngineChannel*>(m_vm->m_event->cause.pEngineChannel);
164    
165            int velocity = (args->argsCount() >= 2) ? args->arg(1)->asInt()->evalInt() : 127;
166            if (velocity < 0 || velocity > 127) {
167                errMsg("note_off(): argument 2 is an invalid velocity value");
168                return errorResult();
169            }
170    
171            if (args->arg(0)->exprType() == INT_EXPR) {
172                int id = args->arg(0)->asInt()->evalInt();  
173                if (id < 0) {
174                    wrnMsg("note_off(): argument 1 may not be a negative event ID");
175                    return successResult();
176                }
177    
178                RTList<Event>::Iterator itEvent = pEngineChannel->pEngine->EventByID(id);
179                if (!itEvent) return successResult();
180    
181                Event e = *itEvent;
182                e.Type = Event::type_note_off;
183                e.Param.Note.Velocity = velocity;
184                memset(&e.Format, 0, sizeof(e.Format)); // init format speific stuff with zero
185    
186                int releaseEventID = pEngineChannel->ScheduleEvent(&e, 0);
187            } else if (args->arg(0)->exprType() == INT_ARR_EXPR) {
188                VMIntArrayExpr* ids = args->arg(0)->asIntArray();
189                for (int i = 0; i < ids->arraySize(); ++i) {
190                    int id = ids->evalIntElement(i);
191    
192                    RTList<Event>::Iterator itEvent = pEngineChannel->pEngine->EventByID(id);
193                    if (!itEvent) continue;
194    
195                    Event e = *itEvent;
196                    e.Type = Event::type_note_off;
197                    e.Param.Note.Velocity = velocity;
198                    memset(&e.Format, 0, sizeof(e.Format)); // init format speific stuff with zero
199    
200                    int releaseEventID = pEngineChannel->ScheduleEvent(&e, 0);
201                }
202            }
203    
204            return successResult();
205        }
206    
207        InstrumentScriptVMFunction_set_event_mark::InstrumentScriptVMFunction_set_event_mark(InstrumentScriptVM* parent)
208            : m_vm(parent)
209        {
210        }
211    
212        VMFnResult* InstrumentScriptVMFunction_set_event_mark::exec(VMFnArgs* args) {
213            int eventID = args->arg(0)->asInt()->evalInt();
214            int groupID = args->arg(1)->asInt()->evalInt();
215    
216            if (groupID < 0 || groupID >= INSTR_SCRIPT_EVENT_GROUPS) {
217                errMsg("set_event_mark(): argument 2 is an invalid group id");
218                return errorResult();
219            }
220    
221            AbstractEngineChannel* pEngineChannel =
222                static_cast<AbstractEngineChannel*>(m_vm->m_event->cause.pEngineChannel);
223    
224            RTList<Event>::Iterator itEvent = pEngineChannel->pEngine->EventByID(eventID);
225            if (!itEvent) return successResult();
226    
227            pEngineChannel->pScript->eventGroups[groupID].insert(eventID);
228    
229            return successResult();
230        }
231    
232        InstrumentScriptVMFunction_delete_event_mark::InstrumentScriptVMFunction_delete_event_mark(InstrumentScriptVM* parent)
233            : m_vm(parent)
234        {
235        }
236    
237        VMFnResult* InstrumentScriptVMFunction_delete_event_mark::exec(VMFnArgs* args) {
238            int eventID = args->arg(0)->asInt()->evalInt();
239            int groupID = args->arg(1)->asInt()->evalInt();
240    
241            if (groupID < 0 || groupID >= INSTR_SCRIPT_EVENT_GROUPS) {
242                errMsg("delete_event_mark(): argument 2 is an invalid group id");
243                return errorResult();
244            }
245    
246            AbstractEngineChannel* pEngineChannel =
247                static_cast<AbstractEngineChannel*>(m_vm->m_event->cause.pEngineChannel);
248    
249            pEngineChannel->pScript->eventGroups[groupID].erase(eventID);
250    
251            return successResult();
252        }
253    
254        InstrumentScriptVMFunction_by_marks::InstrumentScriptVMFunction_by_marks(InstrumentScriptVM* parent)
255            : m_vm(parent)
256        {
257        }
258    
259        int InstrumentScriptVMFunction_by_marks::Result::arraySize() const {
260            return eventGroup->size();
261        }
262    
263        int InstrumentScriptVMFunction_by_marks::Result::evalIntElement(uint i) {
264            return (*eventGroup)[i];
265        }
266    
267        VMFnResult* InstrumentScriptVMFunction_by_marks::errorResult() {
268            m_result.eventGroup = NULL;
269            m_result.flags = StmtFlags_t(STMT_ABORT_SIGNALLED | STMT_ERROR_OCCURRED);
270            return &m_result;
271        }
272    
273        VMFnResult* InstrumentScriptVMFunction_by_marks::successResult(EventGroup* eventGroup) {
274            m_result.eventGroup = eventGroup;
275            m_result.flags = STMT_SUCCESS;
276            return &m_result;
277        }
278    
279        VMFnResult* InstrumentScriptVMFunction_by_marks::exec(VMFnArgs* args) {
280            int groupID = args->arg(0)->asInt()->evalInt();
281    
282            if (groupID < 0 || groupID >= INSTR_SCRIPT_EVENT_GROUPS) {
283                errMsg("by_marks(): argument is an invalid group id");
284                return errorResult();
285            }
286    
287            AbstractEngineChannel* pEngineChannel =
288                static_cast<AbstractEngineChannel*>(m_vm->m_event->cause.pEngineChannel);
289    
290            return successResult( &pEngineChannel->pScript->eventGroups[groupID] );
291        }
292    
293  } // namespace LinuxSampler  } // namespace LinuxSampler
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