1 |
/* |
2 |
* Copyright (c) 2014-2019 Christian Schoenebeck |
3 |
* |
4 |
* http://www.linuxsampler.org |
5 |
* |
6 |
* This file is part of LinuxSampler and released under the same terms. |
7 |
* See README file for details. |
8 |
*/ |
9 |
|
10 |
#include "InstrumentScriptVMFunctions.h" |
11 |
#include "InstrumentScriptVM.h" |
12 |
#include "../AbstractEngineChannel.h" |
13 |
|
14 |
namespace LinuxSampler { |
15 |
|
16 |
// play_note() function |
17 |
|
18 |
InstrumentScriptVMFunction_play_note::InstrumentScriptVMFunction_play_note(InstrumentScriptVM* parent) |
19 |
: m_vm(parent) |
20 |
{ |
21 |
} |
22 |
|
23 |
VMFnResult* InstrumentScriptVMFunction_play_note::exec(VMFnArgs* args) { |
24 |
vmint note = args->arg(0)->asInt()->evalInt(); |
25 |
vmint velocity = (args->argsCount() >= 2) ? args->arg(1)->asInt()->evalInt() : 127; |
26 |
vmint duration = (args->argsCount() >= 4) ? args->arg(3)->asInt()->evalInt() : 0; //TODO: -1 might be a better default value instead of 0 |
27 |
|
28 |
if (note < 0 || note > 127) { |
29 |
errMsg("play_note(): argument 1 is an invalid note number"); |
30 |
return errorResult(0); |
31 |
} |
32 |
|
33 |
if (velocity < 0 || velocity > 127) { |
34 |
errMsg("play_note(): argument 2 is an invalid velocity value"); |
35 |
return errorResult(0); |
36 |
} |
37 |
|
38 |
if (duration < -2) { |
39 |
errMsg("play_note(): argument 4 must be a duration value of at least -2 or higher"); |
40 |
return errorResult(0); |
41 |
} |
42 |
|
43 |
AbstractEngineChannel* pEngineChannel = |
44 |
static_cast<AbstractEngineChannel*>(m_vm->m_event->cause.pEngineChannel); |
45 |
|
46 |
Event e = m_vm->m_event->cause; // copy to get fragment time for "now" |
47 |
e.Init(); // clear IDs |
48 |
e.Type = Event::type_play_note; |
49 |
e.Param.Note.Key = note; |
50 |
e.Param.Note.Velocity = velocity; |
51 |
// make this new note dependent to the life time of the original note |
52 |
if (duration == -1) { |
53 |
if (m_vm->currentVMEventHandler()->eventHandlerType() != VM_EVENT_HANDLER_NOTE) { |
54 |
errMsg("play_note(): -1 for argument 4 may only be used for note event handlers"); |
55 |
return errorResult(0); |
56 |
} |
57 |
e.Param.Note.ParentNoteID = m_vm->m_event->cause.Param.Note.ID; |
58 |
// check if that requested parent note is actually still alive |
59 |
NoteBase* pParentNote = |
60 |
pEngineChannel->pEngine->NoteByID( e.Param.Note.ParentNoteID ); |
61 |
// if parent note is already gone then this new note is not required anymore |
62 |
if (!pParentNote) |
63 |
return successResult(0); |
64 |
} |
65 |
|
66 |
const note_id_t id = pEngineChannel->ScheduleNoteMicroSec(&e, 0); |
67 |
|
68 |
// if a sample offset is supplied, assign the offset as override |
69 |
// to the previously created Note object |
70 |
if (args->argsCount() >= 3) { |
71 |
vmint sampleoffset = args->arg(2)->asInt()->evalInt(); |
72 |
if (sampleoffset >= 0) { |
73 |
NoteBase* pNote = pEngineChannel->pEngine->NoteByID(id); |
74 |
if (pNote) { |
75 |
pNote->Override.SampleOffset = |
76 |
(decltype(pNote->Override.SampleOffset)) sampleoffset; |
77 |
} |
78 |
} else if (sampleoffset < -1) { |
79 |
errMsg("play_note(): sample offset of argument 3 may not be less than -1"); |
80 |
} |
81 |
} |
82 |
|
83 |
// if a duration is supplied (and play-note event was scheduled |
84 |
// successfully above), then schedule a subsequent stop-note event |
85 |
if (id && duration > 0) { |
86 |
e.Type = Event::type_stop_note; |
87 |
e.Param.Note.ID = id; |
88 |
e.Param.Note.Velocity = 127; |
89 |
pEngineChannel->ScheduleEventMicroSec(&e, duration); |
90 |
} |
91 |
|
92 |
// even if id is null, don't return an errorResult() here, because that |
93 |
// would abort the script, and under heavy load it may be considerable |
94 |
// that ScheduleNoteMicroSec() fails above, so simply ignore that |
95 |
return successResult( ScriptID::fromNoteID(id) ); |
96 |
} |
97 |
|
98 |
// set_controller() function |
99 |
|
100 |
InstrumentScriptVMFunction_set_controller::InstrumentScriptVMFunction_set_controller(InstrumentScriptVM* parent) |
101 |
: m_vm(parent) |
102 |
{ |
103 |
} |
104 |
|
105 |
VMFnResult* InstrumentScriptVMFunction_set_controller::exec(VMFnArgs* args) { |
106 |
vmint controller = args->arg(0)->asInt()->evalInt(); |
107 |
vmint value = args->arg(1)->asInt()->evalInt(); |
108 |
|
109 |
AbstractEngineChannel* pEngineChannel = |
110 |
static_cast<AbstractEngineChannel*>(m_vm->m_event->cause.pEngineChannel); |
111 |
|
112 |
Event e = m_vm->m_event->cause; // copy to get fragment time for "now" |
113 |
e.Init(); // clear IDs |
114 |
if (controller == CTRL_TABLE_IDX_AFTERTOUCH) { |
115 |
e.Type = Event::type_channel_pressure; |
116 |
e.Param.ChannelPressure.Value = value & 127; |
117 |
} else if (controller == CTRL_TABLE_IDX_PITCHBEND) { |
118 |
e.Type = Event::type_pitchbend; |
119 |
e.Param.Pitch.Pitch = value; |
120 |
} else if (controller >= 0 && controller <= 127) { |
121 |
e.Type = Event::type_control_change; |
122 |
e.Param.CC.Controller = controller; |
123 |
e.Param.CC.Value = value; |
124 |
} else { |
125 |
errMsg("set_controller(): argument 1 is an invalid controller"); |
126 |
return errorResult(); |
127 |
} |
128 |
|
129 |
const event_id_t id = pEngineChannel->ScheduleEventMicroSec(&e, 0); |
130 |
|
131 |
// even if id is null, don't return an errorResult() here, because that |
132 |
// would abort the script, and under heavy load it may be considerable |
133 |
// that ScheduleEventMicroSec() fails above, so simply ignore that |
134 |
return successResult( ScriptID::fromEventID(id) ); |
135 |
} |
136 |
|
137 |
// ignore_event() function |
138 |
|
139 |
InstrumentScriptVMFunction_ignore_event::InstrumentScriptVMFunction_ignore_event(InstrumentScriptVM* parent) |
140 |
: m_vm(parent) |
141 |
{ |
142 |
} |
143 |
|
144 |
bool InstrumentScriptVMFunction_ignore_event::acceptsArgType(vmint iArg, ExprType_t type) const { |
145 |
return type == INT_EXPR || type == INT_ARR_EXPR; |
146 |
} |
147 |
|
148 |
VMFnResult* InstrumentScriptVMFunction_ignore_event::exec(VMFnArgs* args) { |
149 |
AbstractEngineChannel* pEngineChannel = |
150 |
static_cast<AbstractEngineChannel*>(m_vm->m_event->cause.pEngineChannel); |
151 |
|
152 |
if (args->argsCount() == 0 || args->arg(0)->exprType() == INT_EXPR) { |
153 |
const ScriptID id = (args->argsCount() >= 1) ? args->arg(0)->asInt()->evalInt() : m_vm->m_event->id; |
154 |
if (!id && args->argsCount() >= 1) { |
155 |
wrnMsg("ignore_event(): event ID argument may not be zero"); |
156 |
// not errorResult(), because that would abort the script, not intentional in this case |
157 |
return successResult(); |
158 |
} |
159 |
pEngineChannel->IgnoreEventByScriptID(id); |
160 |
} else if (args->arg(0)->exprType() == INT_ARR_EXPR) { |
161 |
VMIntArrayExpr* ids = args->arg(0)->asIntArray(); |
162 |
for (int i = 0; i < ids->arraySize(); ++i) { |
163 |
const ScriptID id = ids->evalIntElement(i); |
164 |
pEngineChannel->IgnoreEventByScriptID(id); |
165 |
} |
166 |
} |
167 |
|
168 |
return successResult(); |
169 |
} |
170 |
|
171 |
// ignore_controller() function |
172 |
|
173 |
InstrumentScriptVMFunction_ignore_controller::InstrumentScriptVMFunction_ignore_controller(InstrumentScriptVM* parent) |
174 |
: m_vm(parent) |
175 |
{ |
176 |
} |
177 |
|
178 |
VMFnResult* InstrumentScriptVMFunction_ignore_controller::exec(VMFnArgs* args) { |
179 |
const ScriptID id = (args->argsCount() >= 1) ? args->arg(0)->asInt()->evalInt() : m_vm->m_event->id; |
180 |
if (!id && args->argsCount() >= 1) { |
181 |
wrnMsg("ignore_controller(): event ID argument may not be zero"); |
182 |
return successResult(); |
183 |
} |
184 |
|
185 |
AbstractEngineChannel* pEngineChannel = |
186 |
static_cast<AbstractEngineChannel*>(m_vm->m_event->cause.pEngineChannel); |
187 |
|
188 |
pEngineChannel->IgnoreEventByScriptID(id); |
189 |
|
190 |
return successResult(); |
191 |
} |
192 |
|
193 |
// note_off() function |
194 |
|
195 |
InstrumentScriptVMFunction_note_off::InstrumentScriptVMFunction_note_off(InstrumentScriptVM* parent) |
196 |
: m_vm(parent) |
197 |
{ |
198 |
} |
199 |
|
200 |
bool InstrumentScriptVMFunction_note_off::acceptsArgType(vmint iArg, ExprType_t type) const { |
201 |
return type == INT_EXPR || type == INT_ARR_EXPR; |
202 |
} |
203 |
|
204 |
VMFnResult* InstrumentScriptVMFunction_note_off::exec(VMFnArgs* args) { |
205 |
AbstractEngineChannel* pEngineChannel = |
206 |
static_cast<AbstractEngineChannel*>(m_vm->m_event->cause.pEngineChannel); |
207 |
|
208 |
vmint velocity = (args->argsCount() >= 2) ? args->arg(1)->asInt()->evalInt() : 127; |
209 |
if (velocity < 0 || velocity > 127) { |
210 |
errMsg("note_off(): argument 2 is an invalid velocity value"); |
211 |
return errorResult(); |
212 |
} |
213 |
|
214 |
if (args->arg(0)->exprType() == INT_EXPR) { |
215 |
const ScriptID id = args->arg(0)->asInt()->evalInt(); |
216 |
if (!id) { |
217 |
wrnMsg("note_off(): note ID for argument 1 may not be zero"); |
218 |
return successResult(); |
219 |
} |
220 |
if (!id.isNoteID()) { |
221 |
wrnMsg("note_off(): argument 1 is not a note ID"); |
222 |
return successResult(); |
223 |
} |
224 |
|
225 |
NoteBase* pNote = pEngineChannel->pEngine->NoteByID( id.noteID() ); |
226 |
if (!pNote) return successResult(); |
227 |
|
228 |
Event e = pNote->cause; |
229 |
e.Init(); // clear IDs |
230 |
e.CopyTimeFrom(m_vm->m_event->cause); // set fragment time for "now" |
231 |
e.Type = Event::type_stop_note; |
232 |
e.Param.Note.ID = id.noteID(); |
233 |
e.Param.Note.Key = pNote->hostKey; |
234 |
e.Param.Note.Velocity = velocity; |
235 |
|
236 |
pEngineChannel->ScheduleEventMicroSec(&e, 0); |
237 |
} else if (args->arg(0)->exprType() == INT_ARR_EXPR) { |
238 |
VMIntArrayExpr* ids = args->arg(0)->asIntArray(); |
239 |
for (vmint i = 0; i < ids->arraySize(); ++i) { |
240 |
const ScriptID id = ids->evalIntElement(i); |
241 |
if (!id || !id.isNoteID()) continue; |
242 |
|
243 |
NoteBase* pNote = pEngineChannel->pEngine->NoteByID( id.noteID() ); |
244 |
if (!pNote) continue; |
245 |
|
246 |
Event e = pNote->cause; |
247 |
e.Init(); // clear IDs |
248 |
e.CopyTimeFrom(m_vm->m_event->cause); // set fragment time for "now" |
249 |
e.Type = Event::type_stop_note; |
250 |
e.Param.Note.ID = id.noteID(); |
251 |
e.Param.Note.Key = pNote->hostKey; |
252 |
e.Param.Note.Velocity = velocity; |
253 |
|
254 |
pEngineChannel->ScheduleEventMicroSec(&e, 0); |
255 |
} |
256 |
} |
257 |
|
258 |
return successResult(); |
259 |
} |
260 |
|
261 |
// set_event_mark() function |
262 |
|
263 |
InstrumentScriptVMFunction_set_event_mark::InstrumentScriptVMFunction_set_event_mark(InstrumentScriptVM* parent) |
264 |
: m_vm(parent) |
265 |
{ |
266 |
} |
267 |
|
268 |
VMFnResult* InstrumentScriptVMFunction_set_event_mark::exec(VMFnArgs* args) { |
269 |
const ScriptID id = args->arg(0)->asInt()->evalInt(); |
270 |
const vmint groupID = args->arg(1)->asInt()->evalInt(); |
271 |
|
272 |
if (groupID < 0 || groupID >= INSTR_SCRIPT_EVENT_GROUPS) { |
273 |
errMsg("set_event_mark(): argument 2 is an invalid group id"); |
274 |
return errorResult(); |
275 |
} |
276 |
|
277 |
AbstractEngineChannel* pEngineChannel = |
278 |
static_cast<AbstractEngineChannel*>(m_vm->m_event->cause.pEngineChannel); |
279 |
|
280 |
// check if the event/note still exists |
281 |
switch (id.type()) { |
282 |
case ScriptID::EVENT: { |
283 |
RTList<Event>::Iterator itEvent = pEngineChannel->pEngine->EventByID( id.eventID() ); |
284 |
if (!itEvent) return successResult(); |
285 |
break; |
286 |
} |
287 |
case ScriptID::NOTE: { |
288 |
NoteBase* pNote = pEngineChannel->pEngine->NoteByID( id.noteID() ); |
289 |
if (!pNote) return successResult(); |
290 |
break; |
291 |
} |
292 |
} |
293 |
|
294 |
pEngineChannel->pScript->eventGroups[groupID].insert(id); |
295 |
|
296 |
return successResult(); |
297 |
} |
298 |
|
299 |
// delete_event_mark() function |
300 |
|
301 |
InstrumentScriptVMFunction_delete_event_mark::InstrumentScriptVMFunction_delete_event_mark(InstrumentScriptVM* parent) |
302 |
: m_vm(parent) |
303 |
{ |
304 |
} |
305 |
|
306 |
VMFnResult* InstrumentScriptVMFunction_delete_event_mark::exec(VMFnArgs* args) { |
307 |
const ScriptID id = args->arg(0)->asInt()->evalInt(); |
308 |
const vmint groupID = args->arg(1)->asInt()->evalInt(); |
309 |
|
310 |
if (groupID < 0 || groupID >= INSTR_SCRIPT_EVENT_GROUPS) { |
311 |
errMsg("delete_event_mark(): argument 2 is an invalid group id"); |
312 |
return errorResult(); |
313 |
} |
314 |
|
315 |
AbstractEngineChannel* pEngineChannel = |
316 |
static_cast<AbstractEngineChannel*>(m_vm->m_event->cause.pEngineChannel); |
317 |
|
318 |
pEngineChannel->pScript->eventGroups[groupID].erase(id); |
319 |
|
320 |
return successResult(); |
321 |
} |
322 |
|
323 |
// by_marks() function |
324 |
|
325 |
InstrumentScriptVMFunction_by_marks::InstrumentScriptVMFunction_by_marks(InstrumentScriptVM* parent) |
326 |
: m_vm(parent) |
327 |
{ |
328 |
} |
329 |
|
330 |
vmint InstrumentScriptVMFunction_by_marks::Result::arraySize() const { |
331 |
return eventGroup->size(); |
332 |
} |
333 |
|
334 |
vmint InstrumentScriptVMFunction_by_marks::Result::evalIntElement(vmuint i) { |
335 |
return (*eventGroup)[i]; |
336 |
} |
337 |
|
338 |
VMFnResult* InstrumentScriptVMFunction_by_marks::errorResult() { |
339 |
m_result.eventGroup = NULL; |
340 |
m_result.flags = StmtFlags_t(STMT_ABORT_SIGNALLED | STMT_ERROR_OCCURRED); |
341 |
return &m_result; |
342 |
} |
343 |
|
344 |
VMFnResult* InstrumentScriptVMFunction_by_marks::successResult(EventGroup* eventGroup) { |
345 |
m_result.eventGroup = eventGroup; |
346 |
m_result.flags = STMT_SUCCESS; |
347 |
return &m_result; |
348 |
} |
349 |
|
350 |
VMFnResult* InstrumentScriptVMFunction_by_marks::exec(VMFnArgs* args) { |
351 |
vmint groupID = args->arg(0)->asInt()->evalInt(); |
352 |
|
353 |
if (groupID < 0 || groupID >= INSTR_SCRIPT_EVENT_GROUPS) { |
354 |
errMsg("by_marks(): argument is an invalid group id"); |
355 |
return errorResult(); |
356 |
} |
357 |
|
358 |
AbstractEngineChannel* pEngineChannel = |
359 |
static_cast<AbstractEngineChannel*>(m_vm->m_event->cause.pEngineChannel); |
360 |
|
361 |
return successResult( &pEngineChannel->pScript->eventGroups[groupID] ); |
362 |
} |
363 |
|
364 |
// change_vol() function |
365 |
|
366 |
InstrumentScriptVMFunction_change_vol::InstrumentScriptVMFunction_change_vol(InstrumentScriptVM* parent) |
367 |
: m_vm(parent) |
368 |
{ |
369 |
} |
370 |
|
371 |
bool InstrumentScriptVMFunction_change_vol::acceptsArgType(vmint iArg, ExprType_t type) const { |
372 |
if (iArg == 0) |
373 |
return type == INT_EXPR || type == INT_ARR_EXPR; |
374 |
else |
375 |
return type == INT_EXPR; |
376 |
} |
377 |
|
378 |
VMFnResult* InstrumentScriptVMFunction_change_vol::exec(VMFnArgs* args) { |
379 |
vmint volume = args->arg(1)->asInt()->evalInt(); // volume change in milli dB |
380 |
bool relative = (args->argsCount() >= 3) ? (args->arg(2)->asInt()->evalInt() & 1) : false; |
381 |
const float fVolumeLin = RTMath::DecibelToLinRatio(float(volume) / 1000.f); |
382 |
|
383 |
AbstractEngineChannel* pEngineChannel = |
384 |
static_cast<AbstractEngineChannel*>(m_vm->m_event->cause.pEngineChannel); |
385 |
|
386 |
if (args->arg(0)->exprType() == INT_EXPR) { |
387 |
const ScriptID id = args->arg(0)->asInt()->evalInt(); |
388 |
if (!id) { |
389 |
wrnMsg("change_vol(): note ID for argument 1 may not be zero"); |
390 |
return successResult(); |
391 |
} |
392 |
if (!id.isNoteID()) { |
393 |
wrnMsg("change_vol(): argument 1 is not a note ID"); |
394 |
return successResult(); |
395 |
} |
396 |
|
397 |
NoteBase* pNote = pEngineChannel->pEngine->NoteByID( id.noteID() ); |
398 |
if (!pNote) return successResult(); |
399 |
|
400 |
// if change_vol() was called immediately after note was triggered |
401 |
// then immediately apply the volume to note object, but only if |
402 |
// change_vol_time() has not been called before |
403 |
if (m_vm->m_event->scheduleTime == pNote->triggerSchedTime && |
404 |
pNote->Override.VolumeTime <= DEFAULT_NOTE_VOLUME_TIME_S) |
405 |
{ |
406 |
if (relative) |
407 |
pNote->Override.Volume *= fVolumeLin; |
408 |
else |
409 |
pNote->Override.Volume = fVolumeLin; |
410 |
} else { // otherwise schedule the volume change ... |
411 |
Event e = m_vm->m_event->cause; // copy to get fragment time for "now" |
412 |
e.Init(); // clear IDs |
413 |
e.Type = Event::type_note_synth_param; |
414 |
e.Param.NoteSynthParam.NoteID = id.noteID(); |
415 |
e.Param.NoteSynthParam.Type = Event::synth_param_volume; |
416 |
e.Param.NoteSynthParam.Delta = fVolumeLin; |
417 |
e.Param.NoteSynthParam.Relative = relative; |
418 |
|
419 |
pEngineChannel->ScheduleEventMicroSec(&e, 0); |
420 |
} |
421 |
} else if (args->arg(0)->exprType() == INT_ARR_EXPR) { |
422 |
VMIntArrayExpr* ids = args->arg(0)->asIntArray(); |
423 |
for (vmint i = 0; i < ids->arraySize(); ++i) { |
424 |
const ScriptID id = ids->evalIntElement(i); |
425 |
if (!id || !id.isNoteID()) continue; |
426 |
|
427 |
NoteBase* pNote = pEngineChannel->pEngine->NoteByID( id.noteID() ); |
428 |
if (!pNote) continue; |
429 |
|
430 |
// if change_vol() was called immediately after note was triggered |
431 |
// then immediately apply the volume to Note object, but only if |
432 |
// change_vol_time() has not been called before |
433 |
if (m_vm->m_event->scheduleTime == pNote->triggerSchedTime && |
434 |
pNote->Override.VolumeTime <= DEFAULT_NOTE_VOLUME_TIME_S) |
435 |
{ |
436 |
if (relative) |
437 |
pNote->Override.Volume *= fVolumeLin; |
438 |
else |
439 |
pNote->Override.Volume = fVolumeLin; |
440 |
} else { // otherwise schedule the volume change ... |
441 |
Event e = m_vm->m_event->cause; // copy to get fragment time for "now" |
442 |
e.Init(); // clear IDs |
443 |
e.Type = Event::type_note_synth_param; |
444 |
e.Param.NoteSynthParam.NoteID = id.noteID(); |
445 |
e.Param.NoteSynthParam.Type = Event::synth_param_volume; |
446 |
e.Param.NoteSynthParam.Delta = fVolumeLin; |
447 |
e.Param.NoteSynthParam.Relative = relative; |
448 |
|
449 |
pEngineChannel->ScheduleEventMicroSec(&e, 0); |
450 |
} |
451 |
} |
452 |
} |
453 |
|
454 |
return successResult(); |
455 |
} |
456 |
|
457 |
// change_tune() function |
458 |
|
459 |
InstrumentScriptVMFunction_change_tune::InstrumentScriptVMFunction_change_tune(InstrumentScriptVM* parent) |
460 |
: m_vm(parent) |
461 |
{ |
462 |
} |
463 |
|
464 |
bool InstrumentScriptVMFunction_change_tune::acceptsArgType(vmint iArg, ExprType_t type) const { |
465 |
if (iArg == 0) |
466 |
return type == INT_EXPR || type == INT_ARR_EXPR; |
467 |
else |
468 |
return type == INT_EXPR; |
469 |
} |
470 |
|
471 |
VMFnResult* InstrumentScriptVMFunction_change_tune::exec(VMFnArgs* args) { |
472 |
vmint tune = args->arg(1)->asInt()->evalInt(); // tuning change in milli cents |
473 |
bool relative = (args->argsCount() >= 3) ? (args->arg(2)->asInt()->evalInt() & 1) : false; |
474 |
const float fFreqRatio = RTMath::CentsToFreqRatioUnlimited(float(tune) / 1000.f); |
475 |
|
476 |
AbstractEngineChannel* pEngineChannel = |
477 |
static_cast<AbstractEngineChannel*>(m_vm->m_event->cause.pEngineChannel); |
478 |
|
479 |
if (args->arg(0)->exprType() == INT_EXPR) { |
480 |
const ScriptID id = args->arg(0)->asInt()->evalInt(); |
481 |
if (!id) { |
482 |
wrnMsg("change_tune(): note ID for argument 1 may not be zero"); |
483 |
return successResult(); |
484 |
} |
485 |
if (!id.isNoteID()) { |
486 |
wrnMsg("change_tune(): argument 1 is not a note ID"); |
487 |
return successResult(); |
488 |
} |
489 |
|
490 |
NoteBase* pNote = pEngineChannel->pEngine->NoteByID( id.noteID() ); |
491 |
if (!pNote) return successResult(); |
492 |
|
493 |
// if change_tune() was called immediately after note was triggered |
494 |
// then immediately apply the tuning to Note object, but only if |
495 |
// change_tune_time() has not been called before |
496 |
if (m_vm->m_event->scheduleTime == pNote->triggerSchedTime && |
497 |
pNote->Override.PitchTime <= DEFAULT_NOTE_PITCH_TIME_S) |
498 |
{ |
499 |
if (relative) |
500 |
pNote->Override.Pitch *= fFreqRatio; |
501 |
else |
502 |
pNote->Override.Pitch = fFreqRatio; |
503 |
} else { // otherwise schedule tuning change ... |
504 |
Event e = m_vm->m_event->cause; // copy to get fragment time for "now" |
505 |
e.Init(); // clear IDs |
506 |
e.Type = Event::type_note_synth_param; |
507 |
e.Param.NoteSynthParam.NoteID = id.noteID(); |
508 |
e.Param.NoteSynthParam.Type = Event::synth_param_pitch; |
509 |
e.Param.NoteSynthParam.Delta = fFreqRatio; |
510 |
e.Param.NoteSynthParam.Relative = relative; |
511 |
|
512 |
pEngineChannel->ScheduleEventMicroSec(&e, 0); |
513 |
} |
514 |
} else if (args->arg(0)->exprType() == INT_ARR_EXPR) { |
515 |
VMIntArrayExpr* ids = args->arg(0)->asIntArray(); |
516 |
for (vmint i = 0; i < ids->arraySize(); ++i) { |
517 |
const ScriptID id = ids->evalIntElement(i); |
518 |
if (!id || !id.isNoteID()) continue; |
519 |
|
520 |
NoteBase* pNote = pEngineChannel->pEngine->NoteByID( id.noteID() ); |
521 |
if (!pNote) continue; |
522 |
|
523 |
// if change_tune() was called immediately after note was triggered |
524 |
// then immediately apply the tuning to Note object, but only if |
525 |
// change_tune_time() has not been called before |
526 |
if (m_vm->m_event->scheduleTime == pNote->triggerSchedTime && |
527 |
pNote->Override.PitchTime <= DEFAULT_NOTE_PITCH_TIME_S) |
528 |
{ |
529 |
if (relative) |
530 |
pNote->Override.Pitch *= fFreqRatio; |
531 |
else |
532 |
pNote->Override.Pitch = fFreqRatio; |
533 |
} else { // otherwise schedule tuning change ... |
534 |
Event e = m_vm->m_event->cause; // copy to get fragment time for "now" |
535 |
e.Init(); // clear IDs |
536 |
e.Type = Event::type_note_synth_param; |
537 |
e.Param.NoteSynthParam.NoteID = id.noteID(); |
538 |
e.Param.NoteSynthParam.Type = Event::synth_param_pitch; |
539 |
e.Param.NoteSynthParam.Delta = fFreqRatio; |
540 |
e.Param.NoteSynthParam.Relative = relative; |
541 |
|
542 |
pEngineChannel->ScheduleEventMicroSec(&e, 0); |
543 |
} |
544 |
} |
545 |
} |
546 |
|
547 |
return successResult(); |
548 |
} |
549 |
|
550 |
// change_pan() function |
551 |
|
552 |
InstrumentScriptVMFunction_change_pan::InstrumentScriptVMFunction_change_pan(InstrumentScriptVM* parent) |
553 |
: m_vm(parent) |
554 |
{ |
555 |
} |
556 |
|
557 |
bool InstrumentScriptVMFunction_change_pan::acceptsArgType(vmint iArg, ExprType_t type) const { |
558 |
if (iArg == 0) |
559 |
return type == INT_EXPR || type == INT_ARR_EXPR; |
560 |
else |
561 |
return type == INT_EXPR; |
562 |
} |
563 |
|
564 |
VMFnResult* InstrumentScriptVMFunction_change_pan::exec(VMFnArgs* args) { |
565 |
vmint pan = args->arg(1)->asInt()->evalInt(); |
566 |
bool relative = (args->argsCount() >= 3) ? (args->arg(2)->asInt()->evalInt() & 1) : false; |
567 |
|
568 |
if (pan > 1000) { |
569 |
wrnMsg("change_pan(): argument 2 may not be larger than 1000"); |
570 |
pan = 1000; |
571 |
} else if (pan < -1000) { |
572 |
wrnMsg("change_pan(): argument 2 may not be smaller than -1000"); |
573 |
pan = -1000; |
574 |
} |
575 |
const float fPan = float(pan) / 1000.f; |
576 |
|
577 |
AbstractEngineChannel* pEngineChannel = |
578 |
static_cast<AbstractEngineChannel*>(m_vm->m_event->cause.pEngineChannel); |
579 |
|
580 |
if (args->arg(0)->exprType() == INT_EXPR) { |
581 |
const ScriptID id = args->arg(0)->asInt()->evalInt(); |
582 |
if (!id) { |
583 |
wrnMsg("change_pan(): note ID for argument 1 may not be zero"); |
584 |
return successResult(); |
585 |
} |
586 |
if (!id.isNoteID()) { |
587 |
wrnMsg("change_pan(): argument 1 is not a note ID"); |
588 |
return successResult(); |
589 |
} |
590 |
|
591 |
NoteBase* pNote = pEngineChannel->pEngine->NoteByID( id.noteID() ); |
592 |
if (!pNote) return successResult(); |
593 |
|
594 |
// if change_pan() was called immediately after note was triggered |
595 |
// then immediately apply the panning to Note object |
596 |
if (m_vm->m_event->scheduleTime == pNote->triggerSchedTime) { |
597 |
if (relative) { |
598 |
pNote->Override.Pan = RTMath::RelativeSummedAvg(pNote->Override.Pan, fPan, ++pNote->Override.PanSources); |
599 |
} else { |
600 |
pNote->Override.Pan = fPan; |
601 |
pNote->Override.PanSources = 1; // only relevant on subsequent change_pan() calls on same note with 'relative' being set |
602 |
} |
603 |
} else { // otherwise schedule panning change ... |
604 |
Event e = m_vm->m_event->cause; // copy to get fragment time for "now" |
605 |
e.Init(); // clear IDs |
606 |
e.Type = Event::type_note_synth_param; |
607 |
e.Param.NoteSynthParam.NoteID = id.noteID(); |
608 |
e.Param.NoteSynthParam.Type = Event::synth_param_pan; |
609 |
e.Param.NoteSynthParam.Delta = fPan; |
610 |
e.Param.NoteSynthParam.Relative = relative; |
611 |
|
612 |
pEngineChannel->ScheduleEventMicroSec(&e, 0); |
613 |
} |
614 |
} else if (args->arg(0)->exprType() == INT_ARR_EXPR) { |
615 |
VMIntArrayExpr* ids = args->arg(0)->asIntArray(); |
616 |
for (vmint i = 0; i < ids->arraySize(); ++i) { |
617 |
const ScriptID id = ids->evalIntElement(i); |
618 |
if (!id || !id.isNoteID()) continue; |
619 |
|
620 |
NoteBase* pNote = pEngineChannel->pEngine->NoteByID( id.noteID() ); |
621 |
if (!pNote) continue; |
622 |
|
623 |
// if change_pan() was called immediately after note was triggered |
624 |
// then immediately apply the panning to Note object |
625 |
if (m_vm->m_event->scheduleTime == pNote->triggerSchedTime) { |
626 |
if (relative) { |
627 |
pNote->Override.Pan = RTMath::RelativeSummedAvg(pNote->Override.Pan, fPan, ++pNote->Override.PanSources); |
628 |
} else { |
629 |
pNote->Override.Pan = fPan; |
630 |
pNote->Override.PanSources = 1; // only relevant on subsequent change_pan() calls on same note with 'relative' being set |
631 |
} |
632 |
} else { // otherwise schedule panning change ... |
633 |
Event e = m_vm->m_event->cause; // copy to get fragment time for "now" |
634 |
e.Init(); // clear IDs |
635 |
e.Type = Event::type_note_synth_param; |
636 |
e.Param.NoteSynthParam.NoteID = id.noteID(); |
637 |
e.Param.NoteSynthParam.Type = Event::synth_param_pan; |
638 |
e.Param.NoteSynthParam.Delta = fPan; |
639 |
e.Param.NoteSynthParam.Relative = relative; |
640 |
|
641 |
pEngineChannel->ScheduleEventMicroSec(&e, 0); |
642 |
} |
643 |
} |
644 |
} |
645 |
|
646 |
return successResult(); |
647 |
} |
648 |
|
649 |
#define VM_FILTER_PAR_MAX_VALUE 1000000 |
650 |
#define VM_EG_PAR_MAX_VALUE 1000000 |
651 |
|
652 |
// change_cutoff() function |
653 |
|
654 |
InstrumentScriptVMFunction_change_cutoff::InstrumentScriptVMFunction_change_cutoff(InstrumentScriptVM* parent) |
655 |
: m_vm(parent) |
656 |
{ |
657 |
} |
658 |
|
659 |
bool InstrumentScriptVMFunction_change_cutoff::acceptsArgType(vmint iArg, ExprType_t type) const { |
660 |
if (iArg == 0) |
661 |
return type == INT_EXPR || type == INT_ARR_EXPR; |
662 |
else |
663 |
return type == INT_EXPR; |
664 |
} |
665 |
|
666 |
VMFnResult* InstrumentScriptVMFunction_change_cutoff::exec(VMFnArgs* args) { |
667 |
vmint cutoff = args->arg(1)->asInt()->evalInt(); |
668 |
if (cutoff > VM_FILTER_PAR_MAX_VALUE) { |
669 |
wrnMsg("change_cutoff(): argument 2 may not be larger than 1000000"); |
670 |
cutoff = VM_FILTER_PAR_MAX_VALUE; |
671 |
} else if (cutoff < 0) { |
672 |
wrnMsg("change_cutoff(): argument 2 may not be negative"); |
673 |
cutoff = 0; |
674 |
} |
675 |
const float fCutoff = float(cutoff) / float(VM_FILTER_PAR_MAX_VALUE); |
676 |
|
677 |
AbstractEngineChannel* pEngineChannel = |
678 |
static_cast<AbstractEngineChannel*>(m_vm->m_event->cause.pEngineChannel); |
679 |
|
680 |
if (args->arg(0)->exprType() == INT_EXPR) { |
681 |
const ScriptID id = args->arg(0)->asInt()->evalInt(); |
682 |
if (!id) { |
683 |
wrnMsg("change_cutoff(): note ID for argument 1 may not be zero"); |
684 |
return successResult(); |
685 |
} |
686 |
if (!id.isNoteID()) { |
687 |
wrnMsg("change_cutoff(): argument 1 is not a note ID"); |
688 |
return successResult(); |
689 |
} |
690 |
|
691 |
NoteBase* pNote = pEngineChannel->pEngine->NoteByID( id.noteID() ); |
692 |
if (!pNote) return successResult(); |
693 |
|
694 |
// if change_cutoff() was called immediately after note was triggered |
695 |
// then immediately apply cutoff to Note object |
696 |
if (m_vm->m_event->scheduleTime == pNote->triggerSchedTime) { |
697 |
pNote->Override.Cutoff = fCutoff; |
698 |
} else { // otherwise schedule cutoff change ... |
699 |
Event e = m_vm->m_event->cause; // copy to get fragment time for "now" |
700 |
e.Init(); // clear IDs |
701 |
e.Type = Event::type_note_synth_param; |
702 |
e.Param.NoteSynthParam.NoteID = id.noteID(); |
703 |
e.Param.NoteSynthParam.Type = Event::synth_param_cutoff; |
704 |
e.Param.NoteSynthParam.Delta = fCutoff; |
705 |
e.Param.NoteSynthParam.Relative = false; |
706 |
|
707 |
pEngineChannel->ScheduleEventMicroSec(&e, 0); |
708 |
} |
709 |
} else if (args->arg(0)->exprType() == INT_ARR_EXPR) { |
710 |
VMIntArrayExpr* ids = args->arg(0)->asIntArray(); |
711 |
for (vmint i = 0; i < ids->arraySize(); ++i) { |
712 |
const ScriptID id = ids->evalIntElement(i); |
713 |
if (!id || !id.isNoteID()) continue; |
714 |
|
715 |
NoteBase* pNote = pEngineChannel->pEngine->NoteByID( id.noteID() ); |
716 |
if (!pNote) continue; |
717 |
|
718 |
// if change_cutoff() was called immediately after note was triggered |
719 |
// then immediately apply cutoff to Note object |
720 |
if (m_vm->m_event->scheduleTime == pNote->triggerSchedTime) { |
721 |
pNote->Override.Cutoff = fCutoff; |
722 |
} else { // otherwise schedule cutoff change ... |
723 |
Event e = m_vm->m_event->cause; // copy to get fragment time for "now" |
724 |
e.Init(); // clear IDs |
725 |
e.Type = Event::type_note_synth_param; |
726 |
e.Param.NoteSynthParam.NoteID = id.noteID(); |
727 |
e.Param.NoteSynthParam.Type = Event::synth_param_cutoff; |
728 |
e.Param.NoteSynthParam.Delta = fCutoff; |
729 |
e.Param.NoteSynthParam.Relative = false; |
730 |
|
731 |
pEngineChannel->ScheduleEventMicroSec(&e, 0); |
732 |
} |
733 |
} |
734 |
} |
735 |
|
736 |
return successResult(); |
737 |
} |
738 |
|
739 |
// change_reso() function |
740 |
|
741 |
InstrumentScriptVMFunction_change_reso::InstrumentScriptVMFunction_change_reso(InstrumentScriptVM* parent) |
742 |
: m_vm(parent) |
743 |
{ |
744 |
} |
745 |
|
746 |
bool InstrumentScriptVMFunction_change_reso::acceptsArgType(vmint iArg, ExprType_t type) const { |
747 |
if (iArg == 0) |
748 |
return type == INT_EXPR || type == INT_ARR_EXPR; |
749 |
else |
750 |
return type == INT_EXPR; |
751 |
} |
752 |
|
753 |
VMFnResult* InstrumentScriptVMFunction_change_reso::exec(VMFnArgs* args) { |
754 |
vmint resonance = args->arg(1)->asInt()->evalInt(); |
755 |
if (resonance > VM_FILTER_PAR_MAX_VALUE) { |
756 |
wrnMsg("change_reso(): argument 2 may not be larger than 1000000"); |
757 |
resonance = VM_FILTER_PAR_MAX_VALUE; |
758 |
} else if (resonance < 0) { |
759 |
wrnMsg("change_reso(): argument 2 may not be negative"); |
760 |
resonance = 0; |
761 |
} |
762 |
const float fResonance = float(resonance) / float(VM_FILTER_PAR_MAX_VALUE); |
763 |
|
764 |
AbstractEngineChannel* pEngineChannel = |
765 |
static_cast<AbstractEngineChannel*>(m_vm->m_event->cause.pEngineChannel); |
766 |
|
767 |
if (args->arg(0)->exprType() == INT_EXPR) { |
768 |
const ScriptID id = args->arg(0)->asInt()->evalInt(); |
769 |
if (!id) { |
770 |
wrnMsg("change_reso(): note ID for argument 1 may not be zero"); |
771 |
return successResult(); |
772 |
} |
773 |
if (!id.isNoteID()) { |
774 |
wrnMsg("change_reso(): argument 1 is not a note ID"); |
775 |
return successResult(); |
776 |
} |
777 |
|
778 |
NoteBase* pNote = pEngineChannel->pEngine->NoteByID( id.noteID() ); |
779 |
if (!pNote) return successResult(); |
780 |
|
781 |
// if change_reso() was called immediately after note was triggered |
782 |
// then immediately apply resonance to Note object |
783 |
if (m_vm->m_event->scheduleTime == pNote->triggerSchedTime) { |
784 |
pNote->Override.Resonance = fResonance; |
785 |
} else { // otherwise schedule resonance change ... |
786 |
Event e = m_vm->m_event->cause; // copy to get fragment time for "now" |
787 |
e.Init(); // clear IDs |
788 |
e.Type = Event::type_note_synth_param; |
789 |
e.Param.NoteSynthParam.NoteID = id.noteID(); |
790 |
e.Param.NoteSynthParam.Type = Event::synth_param_resonance; |
791 |
e.Param.NoteSynthParam.Delta = fResonance; |
792 |
e.Param.NoteSynthParam.Relative = false; |
793 |
|
794 |
pEngineChannel->ScheduleEventMicroSec(&e, 0); |
795 |
} |
796 |
} else if (args->arg(0)->exprType() == INT_ARR_EXPR) { |
797 |
VMIntArrayExpr* ids = args->arg(0)->asIntArray(); |
798 |
for (vmint i = 0; i < ids->arraySize(); ++i) { |
799 |
const ScriptID id = ids->evalIntElement(i); |
800 |
if (!id || !id.isNoteID()) continue; |
801 |
|
802 |
NoteBase* pNote = pEngineChannel->pEngine->NoteByID( id.noteID() ); |
803 |
if (!pNote) continue; |
804 |
|
805 |
// if change_reso() was called immediately after note was triggered |
806 |
// then immediately apply resonance to Note object |
807 |
if (m_vm->m_event->scheduleTime == pNote->triggerSchedTime) { |
808 |
pNote->Override.Resonance = fResonance; |
809 |
} else { // otherwise schedule resonance change ... |
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_resonance; |
815 |
e.Param.NoteSynthParam.Delta = fResonance; |
816 |
e.Param.NoteSynthParam.Relative = false; |
817 |
|
818 |
pEngineChannel->ScheduleEventMicroSec(&e, 0); |
819 |
} |
820 |
} |
821 |
} |
822 |
|
823 |
return successResult(); |
824 |
} |
825 |
|
826 |
// change_attack() function |
827 |
|
828 |
InstrumentScriptVMFunction_change_attack::InstrumentScriptVMFunction_change_attack(InstrumentScriptVM* parent) |
829 |
: m_vm(parent) |
830 |
{ |
831 |
} |
832 |
|
833 |
bool InstrumentScriptVMFunction_change_attack::acceptsArgType(vmint iArg, ExprType_t type) const { |
834 |
if (iArg == 0) |
835 |
return type == INT_EXPR || type == INT_ARR_EXPR; |
836 |
else |
837 |
return type == INT_EXPR; |
838 |
} |
839 |
|
840 |
VMFnResult* InstrumentScriptVMFunction_change_attack::exec(VMFnArgs* args) { |
841 |
vmint attack = args->arg(1)->asInt()->evalInt(); |
842 |
// note: intentionally not checking against a max. value here! |
843 |
// (to allow i.e. passing 2000000 for doubling the attack time) |
844 |
if (attack < 0) { |
845 |
wrnMsg("change_attack(): argument 2 may not be negative"); |
846 |
attack = 0; |
847 |
} |
848 |
const float fAttack = float(attack) / float(VM_EG_PAR_MAX_VALUE); |
849 |
|
850 |
AbstractEngineChannel* pEngineChannel = |
851 |
static_cast<AbstractEngineChannel*>(m_vm->m_event->cause.pEngineChannel); |
852 |
|
853 |
if (args->arg(0)->exprType() == INT_EXPR) { |
854 |
const ScriptID id = args->arg(0)->asInt()->evalInt(); |
855 |
if (!id) { |
856 |
wrnMsg("change_attack(): note ID for argument 1 may not be zero"); |
857 |
return successResult(); |
858 |
} |
859 |
if (!id.isNoteID()) { |
860 |
wrnMsg("change_attack(): argument 1 is not a note ID"); |
861 |
return successResult(); |
862 |
} |
863 |
|
864 |
NoteBase* pNote = pEngineChannel->pEngine->NoteByID( id.noteID() ); |
865 |
if (!pNote) return successResult(); |
866 |
|
867 |
// if change_attack() was called immediately after note was triggered |
868 |
// then immediately apply attack to Note object |
869 |
if (m_vm->m_event->scheduleTime == pNote->triggerSchedTime) { |
870 |
pNote->Override.Attack = fAttack; |
871 |
} else { // otherwise schedule attack change ... |
872 |
Event e = m_vm->m_event->cause; // copy to get fragment time for "now" |
873 |
e.Init(); // clear IDs |
874 |
e.Type = Event::type_note_synth_param; |
875 |
e.Param.NoteSynthParam.NoteID = id.noteID(); |
876 |
e.Param.NoteSynthParam.Type = Event::synth_param_attack; |
877 |
e.Param.NoteSynthParam.Delta = fAttack; |
878 |
e.Param.NoteSynthParam.Relative = false; |
879 |
|
880 |
pEngineChannel->ScheduleEventMicroSec(&e, 0); |
881 |
} |
882 |
} else if (args->arg(0)->exprType() == INT_ARR_EXPR) { |
883 |
VMIntArrayExpr* ids = args->arg(0)->asIntArray(); |
884 |
for (vmint i = 0; i < ids->arraySize(); ++i) { |
885 |
const ScriptID id = ids->evalIntElement(i); |
886 |
if (!id || !id.isNoteID()) continue; |
887 |
|
888 |
NoteBase* pNote = pEngineChannel->pEngine->NoteByID( id.noteID() ); |
889 |
if (!pNote) continue; |
890 |
|
891 |
// if change_attack() was called immediately after note was triggered |
892 |
// then immediately apply attack to Note object |
893 |
if (m_vm->m_event->scheduleTime == pNote->triggerSchedTime) { |
894 |
pNote->Override.Attack = fAttack; |
895 |
} else { // otherwise schedule attack change ... |
896 |
Event e = m_vm->m_event->cause; // copy to get fragment time for "now" |
897 |
e.Init(); // clear IDs |
898 |
e.Type = Event::type_note_synth_param; |
899 |
e.Param.NoteSynthParam.NoteID = id.noteID(); |
900 |
e.Param.NoteSynthParam.Type = Event::synth_param_attack; |
901 |
e.Param.NoteSynthParam.Delta = fAttack; |
902 |
e.Param.NoteSynthParam.Relative = false; |
903 |
|
904 |
pEngineChannel->ScheduleEventMicroSec(&e, 0); |
905 |
} |
906 |
} |
907 |
} |
908 |
|
909 |
return successResult(); |
910 |
} |
911 |
|
912 |
// change_decay() function |
913 |
|
914 |
InstrumentScriptVMFunction_change_decay::InstrumentScriptVMFunction_change_decay(InstrumentScriptVM* parent) |
915 |
: m_vm(parent) |
916 |
{ |
917 |
} |
918 |
|
919 |
bool InstrumentScriptVMFunction_change_decay::acceptsArgType(vmint iArg, ExprType_t type) const { |
920 |
if (iArg == 0) |
921 |
return type == INT_EXPR || type == INT_ARR_EXPR; |
922 |
else |
923 |
return type == INT_EXPR; |
924 |
} |
925 |
|
926 |
VMFnResult* InstrumentScriptVMFunction_change_decay::exec(VMFnArgs* args) { |
927 |
vmint decay = args->arg(1)->asInt()->evalInt(); |
928 |
// note: intentionally not checking against a max. value here! |
929 |
// (to allow i.e. passing 2000000 for doubling the decay time) |
930 |
if (decay < 0) { |
931 |
wrnMsg("change_decay(): argument 2 may not be negative"); |
932 |
decay = 0; |
933 |
} |
934 |
const float fDecay = float(decay) / float(VM_EG_PAR_MAX_VALUE); |
935 |
|
936 |
AbstractEngineChannel* pEngineChannel = |
937 |
static_cast<AbstractEngineChannel*>(m_vm->m_event->cause.pEngineChannel); |
938 |
|
939 |
if (args->arg(0)->exprType() == INT_EXPR) { |
940 |
const ScriptID id = args->arg(0)->asInt()->evalInt(); |
941 |
if (!id) { |
942 |
wrnMsg("change_decay(): note ID for argument 1 may not be zero"); |
943 |
return successResult(); |
944 |
} |
945 |
if (!id.isNoteID()) { |
946 |
wrnMsg("change_decay(): argument 1 is not a note ID"); |
947 |
return successResult(); |
948 |
} |
949 |
|
950 |
NoteBase* pNote = pEngineChannel->pEngine->NoteByID( id.noteID() ); |
951 |
if (!pNote) return successResult(); |
952 |
|
953 |
// if change_decay() was called immediately after note was triggered |
954 |
// then immediately apply decay to Note object |
955 |
if (m_vm->m_event->scheduleTime == pNote->triggerSchedTime) { |
956 |
pNote->Override.Decay = fDecay; |
957 |
} else { // otherwise schedule decay change ... |
958 |
Event e = m_vm->m_event->cause; // copy to get fragment time for "now" |
959 |
e.Init(); // clear IDs |
960 |
e.Type = Event::type_note_synth_param; |
961 |
e.Param.NoteSynthParam.NoteID = id.noteID(); |
962 |
e.Param.NoteSynthParam.Type = Event::synth_param_decay; |
963 |
e.Param.NoteSynthParam.Delta = fDecay; |
964 |
e.Param.NoteSynthParam.Relative = false; |
965 |
|
966 |
pEngineChannel->ScheduleEventMicroSec(&e, 0); |
967 |
} |
968 |
} else if (args->arg(0)->exprType() == INT_ARR_EXPR) { |
969 |
VMIntArrayExpr* ids = args->arg(0)->asIntArray(); |
970 |
for (vmint i = 0; i < ids->arraySize(); ++i) { |
971 |
const ScriptID id = ids->evalIntElement(i); |
972 |
if (!id || !id.isNoteID()) continue; |
973 |
|
974 |
NoteBase* pNote = pEngineChannel->pEngine->NoteByID( id.noteID() ); |
975 |
if (!pNote) continue; |
976 |
|
977 |
// if change_decay() was called immediately after note was triggered |
978 |
// then immediately apply decay to Note object |
979 |
if (m_vm->m_event->scheduleTime == pNote->triggerSchedTime) { |
980 |
pNote->Override.Decay = fDecay; |
981 |
} else { // otherwise schedule decay change ... |
982 |
Event e = m_vm->m_event->cause; // copy to get fragment time for "now" |
983 |
e.Init(); // clear IDs |
984 |
e.Type = Event::type_note_synth_param; |
985 |
e.Param.NoteSynthParam.NoteID = id.noteID(); |
986 |
e.Param.NoteSynthParam.Type = Event::synth_param_decay; |
987 |
e.Param.NoteSynthParam.Delta = fDecay; |
988 |
e.Param.NoteSynthParam.Relative = false; |
989 |
|
990 |
pEngineChannel->ScheduleEventMicroSec(&e, 0); |
991 |
} |
992 |
} |
993 |
} |
994 |
|
995 |
return successResult(); |
996 |
} |
997 |
|
998 |
// change_release() function |
999 |
|
1000 |
InstrumentScriptVMFunction_change_release::InstrumentScriptVMFunction_change_release(InstrumentScriptVM* parent) |
1001 |
: m_vm(parent) |
1002 |
{ |
1003 |
} |
1004 |
|
1005 |
bool InstrumentScriptVMFunction_change_release::acceptsArgType(vmint iArg, ExprType_t type) const { |
1006 |
if (iArg == 0) |
1007 |
return type == INT_EXPR || type == INT_ARR_EXPR; |
1008 |
else |
1009 |
return type == INT_EXPR; |
1010 |
} |
1011 |
|
1012 |
VMFnResult* InstrumentScriptVMFunction_change_release::exec(VMFnArgs* args) { |
1013 |
vmint release = args->arg(1)->asInt()->evalInt(); |
1014 |
// note: intentionally not checking against a max. value here! |
1015 |
// (to allow i.e. passing 2000000 for doubling the release time) |
1016 |
if (release < 0) { |
1017 |
wrnMsg("change_release(): argument 2 may not be negative"); |
1018 |
release = 0; |
1019 |
} |
1020 |
const float fRelease = float(release) / float(VM_EG_PAR_MAX_VALUE); |
1021 |
|
1022 |
AbstractEngineChannel* pEngineChannel = |
1023 |
static_cast<AbstractEngineChannel*>(m_vm->m_event->cause.pEngineChannel); |
1024 |
|
1025 |
if (args->arg(0)->exprType() == INT_EXPR) { |
1026 |
const ScriptID id = args->arg(0)->asInt()->evalInt(); |
1027 |
if (!id) { |
1028 |
wrnMsg("change_release(): note ID for argument 1 may not be zero"); |
1029 |
return successResult(); |
1030 |
} |
1031 |
if (!id.isNoteID()) { |
1032 |
wrnMsg("change_release(): argument 1 is not a note ID"); |
1033 |
return successResult(); |
1034 |
} |
1035 |
|
1036 |
NoteBase* pNote = pEngineChannel->pEngine->NoteByID( id.noteID() ); |
1037 |
if (!pNote) return successResult(); |
1038 |
|
1039 |
// if change_release() was called immediately after note was triggered |
1040 |
// then immediately apply relase to Note object |
1041 |
if (m_vm->m_event->scheduleTime == pNote->triggerSchedTime) { |
1042 |
pNote->Override.Release = fRelease; |
1043 |
} else { // otherwise schedule release change ... |
1044 |
Event e = m_vm->m_event->cause; // copy to get fragment time for "now" |
1045 |
e.Init(); // clear IDs |
1046 |
e.Type = Event::type_note_synth_param; |
1047 |
e.Param.NoteSynthParam.NoteID = id.noteID(); |
1048 |
e.Param.NoteSynthParam.Type = Event::synth_param_release; |
1049 |
e.Param.NoteSynthParam.Delta = fRelease; |
1050 |
e.Param.NoteSynthParam.Relative = false; |
1051 |
|
1052 |
pEngineChannel->ScheduleEventMicroSec(&e, 0); |
1053 |
} |
1054 |
} else if (args->arg(0)->exprType() == INT_ARR_EXPR) { |
1055 |
VMIntArrayExpr* ids = args->arg(0)->asIntArray(); |
1056 |
for (vmint i = 0; i < ids->arraySize(); ++i) { |
1057 |
const ScriptID id = ids->evalIntElement(i); |
1058 |
if (!id || !id.isNoteID()) continue; |
1059 |
|
1060 |
NoteBase* pNote = pEngineChannel->pEngine->NoteByID( id.noteID() ); |
1061 |
if (!pNote) continue; |
1062 |
|
1063 |
// if change_release() was called immediately after note was triggered |
1064 |
// then immediately apply relase to Note object |
1065 |
if (m_vm->m_event->scheduleTime == pNote->triggerSchedTime) { |
1066 |
pNote->Override.Release = fRelease; |
1067 |
} else { // otherwise schedule release change ... |
1068 |
Event e = m_vm->m_event->cause; // copy to get fragment time for "now" |
1069 |
e.Init(); // clear IDs |
1070 |
e.Type = Event::type_note_synth_param; |
1071 |
e.Param.NoteSynthParam.NoteID = id.noteID(); |
1072 |
e.Param.NoteSynthParam.Type = Event::synth_param_release; |
1073 |
e.Param.NoteSynthParam.Delta = fRelease; |
1074 |
e.Param.NoteSynthParam.Relative = false; |
1075 |
|
1076 |
pEngineChannel->ScheduleEventMicroSec(&e, 0); |
1077 |
} |
1078 |
} |
1079 |
} |
1080 |
|
1081 |
return successResult(); |
1082 |
} |
1083 |
|
1084 |
// template for change_*() functions |
1085 |
|
1086 |
bool VMChangeSynthParamFunction::acceptsArgType(vmint iArg, ExprType_t type) const { |
1087 |
if (iArg == 0) |
1088 |
return type == INT_EXPR || type == INT_ARR_EXPR; |
1089 |
else |
1090 |
return type == INT_EXPR; |
1091 |
} |
1092 |
|
1093 |
// Arbitrarily chosen constant value symbolizing "no limit". |
1094 |
#define NO_LIMIT 1315916909 |
1095 |
|
1096 |
template<float NoteBase::_Override::*T_noteParam, vmint T_synthParam, |
1097 |
bool T_isNormalizedParam, vmint T_maxValue, vmint T_minValue> |
1098 |
VMFnResult* VMChangeSynthParamFunction::execTemplate(VMFnArgs* args, const char* functionName) { |
1099 |
vmint value = args->arg(1)->asInt()->evalInt(); |
1100 |
if (T_maxValue != NO_LIMIT && value > T_maxValue) { |
1101 |
wrnMsg(String(functionName) + "(): argument 2 may not be larger than " + ToString(T_maxValue)); |
1102 |
value = T_maxValue; |
1103 |
} else if (T_minValue != NO_LIMIT && value < T_minValue) { |
1104 |
if (T_minValue == 0) |
1105 |
wrnMsg(String(functionName) + "(): argument 2 may not be negative"); |
1106 |
else |
1107 |
wrnMsg(String(functionName) + "(): argument 2 may not be smaller than " + ToString(T_minValue)); |
1108 |
value = T_minValue; |
1109 |
} |
1110 |
const float fValue = (T_isNormalizedParam) ? |
1111 |
float(value) / float(T_maxValue) : // convert to 0.0 .. 1.0 value range |
1112 |
float(value) / 1000000.f; // assuming microseconds here, convert to seconds |
1113 |
|
1114 |
AbstractEngineChannel* pEngineChannel = |
1115 |
static_cast<AbstractEngineChannel*>(m_vm->m_event->cause.pEngineChannel); |
1116 |
|
1117 |
if (args->arg(0)->exprType() == INT_EXPR) { |
1118 |
const ScriptID id = args->arg(0)->asInt()->evalInt(); |
1119 |
if (!id) { |
1120 |
wrnMsg(String(functionName) + "(): note ID for argument 1 may not be zero"); |
1121 |
return successResult(); |
1122 |
} |
1123 |
if (!id.isNoteID()) { |
1124 |
wrnMsg(String(functionName) + "(): argument 1 is not a note ID"); |
1125 |
return successResult(); |
1126 |
} |
1127 |
|
1128 |
NoteBase* pNote = pEngineChannel->pEngine->NoteByID( id.noteID() ); |
1129 |
if (!pNote) return successResult(); |
1130 |
|
1131 |
// if this change_*() script function was called immediately after |
1132 |
// note was triggered then immediately apply the synth parameter |
1133 |
// change to Note object |
1134 |
if (m_vm->m_event->scheduleTime == pNote->triggerSchedTime) { |
1135 |
pNote->Override.*T_noteParam = fValue; |
1136 |
} else { // otherwise schedule this synth parameter change ... |
1137 |
Event e = m_vm->m_event->cause; // copy to get fragment time for "now" |
1138 |
e.Init(); // clear IDs |
1139 |
e.Type = Event::type_note_synth_param; |
1140 |
e.Param.NoteSynthParam.NoteID = id.noteID(); |
1141 |
e.Param.NoteSynthParam.Type = (Event::synth_param_t) T_synthParam; |
1142 |
e.Param.NoteSynthParam.Delta = fValue; |
1143 |
e.Param.NoteSynthParam.Relative = false; |
1144 |
|
1145 |
pEngineChannel->ScheduleEventMicroSec(&e, 0); |
1146 |
} |
1147 |
} else if (args->arg(0)->exprType() == INT_ARR_EXPR) { |
1148 |
VMIntArrayExpr* ids = args->arg(0)->asIntArray(); |
1149 |
for (vmint i = 0; i < ids->arraySize(); ++i) { |
1150 |
const ScriptID id = ids->evalIntElement(i); |
1151 |
if (!id || !id.isNoteID()) continue; |
1152 |
|
1153 |
NoteBase* pNote = pEngineChannel->pEngine->NoteByID( id.noteID() ); |
1154 |
if (!pNote) continue; |
1155 |
|
1156 |
// if this change_*() script function was called immediately after |
1157 |
// note was triggered then immediately apply the synth parameter |
1158 |
// change to Note object |
1159 |
if (m_vm->m_event->scheduleTime == pNote->triggerSchedTime) { |
1160 |
pNote->Override.*T_noteParam = fValue; |
1161 |
} else { // otherwise schedule this synth parameter change ... |
1162 |
Event e = m_vm->m_event->cause; // copy to get fragment time for "now" |
1163 |
e.Init(); // clear IDs |
1164 |
e.Type = Event::type_note_synth_param; |
1165 |
e.Param.NoteSynthParam.NoteID = id.noteID(); |
1166 |
e.Param.NoteSynthParam.Type = (Event::synth_param_t) T_synthParam; |
1167 |
e.Param.NoteSynthParam.Delta = fValue; |
1168 |
e.Param.NoteSynthParam.Relative = false; |
1169 |
|
1170 |
pEngineChannel->ScheduleEventMicroSec(&e, 0); |
1171 |
} |
1172 |
} |
1173 |
} |
1174 |
|
1175 |
return successResult(); |
1176 |
} |
1177 |
|
1178 |
// change_sustain() function |
1179 |
|
1180 |
VMFnResult* InstrumentScriptVMFunction_change_sustain::exec(VMFnArgs* args) { |
1181 |
return VMChangeSynthParamFunction::execTemplate< |
1182 |
&NoteBase::_Override::Sustain, |
1183 |
Event::synth_param_sustain, |
1184 |
false, NO_LIMIT, 0>( args, "change_sustain" ); |
1185 |
} |
1186 |
|
1187 |
// change_cutoff_attack() function |
1188 |
|
1189 |
VMFnResult* InstrumentScriptVMFunction_change_cutoff_attack::exec(VMFnArgs* args) { |
1190 |
return VMChangeSynthParamFunction::execTemplate< |
1191 |
&NoteBase::_Override::CutoffAttack, |
1192 |
Event::synth_param_cutoff_attack, |
1193 |
false, NO_LIMIT, 0>( args, "change_cutoff_attack" ); |
1194 |
} |
1195 |
|
1196 |
// change_cutoff_decay() function |
1197 |
|
1198 |
VMFnResult* InstrumentScriptVMFunction_change_cutoff_decay::exec(VMFnArgs* args) { |
1199 |
return VMChangeSynthParamFunction::execTemplate< |
1200 |
&NoteBase::_Override::CutoffDecay, |
1201 |
Event::synth_param_cutoff_decay, |
1202 |
false, NO_LIMIT, 0>( args, "change_cutoff_decay" ); |
1203 |
} |
1204 |
|
1205 |
// change_cutoff_sustain() function |
1206 |
|
1207 |
VMFnResult* InstrumentScriptVMFunction_change_cutoff_sustain::exec(VMFnArgs* args) { |
1208 |
return VMChangeSynthParamFunction::execTemplate< |
1209 |
&NoteBase::_Override::CutoffSustain, |
1210 |
Event::synth_param_cutoff_sustain, |
1211 |
false, NO_LIMIT, 0>( args, "change_cutoff_sustain" ); |
1212 |
} |
1213 |
|
1214 |
// change_cutoff_release() function |
1215 |
|
1216 |
VMFnResult* InstrumentScriptVMFunction_change_cutoff_release::exec(VMFnArgs* args) { |
1217 |
return VMChangeSynthParamFunction::execTemplate< |
1218 |
&NoteBase::_Override::CutoffRelease, |
1219 |
Event::synth_param_cutoff_release, |
1220 |
false, NO_LIMIT, 0>( args, "change_cutoff_release" ); |
1221 |
} |
1222 |
|
1223 |
// change_amp_lfo_depth() function |
1224 |
|
1225 |
VMFnResult* InstrumentScriptVMFunction_change_amp_lfo_depth::exec(VMFnArgs* args) { |
1226 |
return VMChangeSynthParamFunction::execTemplate< |
1227 |
&NoteBase::_Override::AmpLFODepth, |
1228 |
Event::synth_param_amp_lfo_depth, |
1229 |
true, 1000000, 0>( args, "change_amp_lfo_depth" ); |
1230 |
} |
1231 |
|
1232 |
// change_amp_lfo_freq() function |
1233 |
|
1234 |
VMFnResult* InstrumentScriptVMFunction_change_amp_lfo_freq::exec(VMFnArgs* args) { |
1235 |
return VMChangeSynthParamFunction::execTemplate< |
1236 |
&NoteBase::_Override::AmpLFOFreq, |
1237 |
Event::synth_param_amp_lfo_freq, |
1238 |
true, 1000000, 0>( args, "change_amp_lfo_freq" ); |
1239 |
} |
1240 |
|
1241 |
// change_cutoff_lfo_depth() function |
1242 |
|
1243 |
VMFnResult* InstrumentScriptVMFunction_change_cutoff_lfo_depth::exec(VMFnArgs* args) { |
1244 |
return VMChangeSynthParamFunction::execTemplate< |
1245 |
&NoteBase::_Override::CutoffLFODepth, |
1246 |
Event::synth_param_cutoff_lfo_depth, |
1247 |
true, 1000000, 0>( args, "change_cutoff_lfo_depth" ); |
1248 |
} |
1249 |
|
1250 |
// change_cutoff_lfo_freq() function |
1251 |
|
1252 |
VMFnResult* InstrumentScriptVMFunction_change_cutoff_lfo_freq::exec(VMFnArgs* args) { |
1253 |
return VMChangeSynthParamFunction::execTemplate< |
1254 |
&NoteBase::_Override::CutoffLFOFreq, |
1255 |
Event::synth_param_cutoff_lfo_freq, |
1256 |
true, 1000000, 0>( args, "change_cutoff_lfo_freq" ); |
1257 |
} |
1258 |
|
1259 |
// change_pitch_lfo_depth() function |
1260 |
|
1261 |
VMFnResult* InstrumentScriptVMFunction_change_pitch_lfo_depth::exec(VMFnArgs* args) { |
1262 |
return VMChangeSynthParamFunction::execTemplate< |
1263 |
&NoteBase::_Override::PitchLFODepth, |
1264 |
Event::synth_param_pitch_lfo_depth, |
1265 |
true, 1000000, 0>( args, "change_pitch_lfo_depth" ); |
1266 |
} |
1267 |
|
1268 |
// change_pitch_lfo_freq() function |
1269 |
|
1270 |
VMFnResult* InstrumentScriptVMFunction_change_pitch_lfo_freq::exec(VMFnArgs* args) { |
1271 |
return VMChangeSynthParamFunction::execTemplate< |
1272 |
&NoteBase::_Override::PitchLFOFreq, |
1273 |
Event::synth_param_pitch_lfo_freq, |
1274 |
true, 1000000, 0>( args, "change_pitch_lfo_freq" ); |
1275 |
} |
1276 |
|
1277 |
// change_vol_time() function |
1278 |
|
1279 |
VMFnResult* InstrumentScriptVMFunction_change_vol_time::exec(VMFnArgs* args) { |
1280 |
return VMChangeSynthParamFunction::execTemplate< |
1281 |
&NoteBase::_Override::VolumeTime, |
1282 |
Event::synth_param_volume_time, |
1283 |
false, NO_LIMIT, 0>( args, "change_vol_time" ); |
1284 |
} |
1285 |
|
1286 |
// change_tune_time() function |
1287 |
|
1288 |
VMFnResult* InstrumentScriptVMFunction_change_tune_time::exec(VMFnArgs* args) { |
1289 |
return VMChangeSynthParamFunction::execTemplate< |
1290 |
&NoteBase::_Override::PitchTime, |
1291 |
Event::synth_param_pitch_time, |
1292 |
false, NO_LIMIT, 0>( args, "change_tune_time" ); |
1293 |
} |
1294 |
|
1295 |
// change_pan_time() function |
1296 |
|
1297 |
VMFnResult* InstrumentScriptVMFunction_change_pan_time::exec(VMFnArgs* args) { |
1298 |
return VMChangeSynthParamFunction::execTemplate< |
1299 |
&NoteBase::_Override::PanTime, |
1300 |
Event::synth_param_pan_time, |
1301 |
false, NO_LIMIT, 0>( args, "change_pan_time" ); |
1302 |
} |
1303 |
|
1304 |
// template for change_*_curve() functions |
1305 |
|
1306 |
bool VMChangeFadeCurveFunction::acceptsArgType(vmint iArg, ExprType_t type) const { |
1307 |
if (iArg == 0) |
1308 |
return type == INT_EXPR || type == INT_ARR_EXPR; |
1309 |
else |
1310 |
return type == INT_EXPR; |
1311 |
} |
1312 |
|
1313 |
template<fade_curve_t NoteBase::_Override::*T_noteParam, vmint T_synthParam> |
1314 |
VMFnResult* VMChangeFadeCurveFunction::execTemplate(VMFnArgs* args, const char* functionName) { |
1315 |
vmint value = args->arg(1)->asInt()->evalInt(); |
1316 |
switch (value) { |
1317 |
case FADE_CURVE_LINEAR: |
1318 |
case FADE_CURVE_EASE_IN_EASE_OUT: |
1319 |
break; |
1320 |
default: |
1321 |
wrnMsg(String(functionName) + "(): invalid curve type passed as argument 2"); |
1322 |
return successResult(); |
1323 |
} |
1324 |
|
1325 |
AbstractEngineChannel* pEngineChannel = |
1326 |
static_cast<AbstractEngineChannel*>(m_vm->m_event->cause.pEngineChannel); |
1327 |
|
1328 |
if (args->arg(0)->exprType() == INT_EXPR) { |
1329 |
const ScriptID id = args->arg(0)->asInt()->evalInt(); |
1330 |
if (!id) { |
1331 |
wrnMsg(String(functionName) + "(): note ID for argument 1 may not be zero"); |
1332 |
return successResult(); |
1333 |
} |
1334 |
if (!id.isNoteID()) { |
1335 |
wrnMsg(String(functionName) + "(): argument 1 is not a note ID"); |
1336 |
return successResult(); |
1337 |
} |
1338 |
|
1339 |
NoteBase* pNote = pEngineChannel->pEngine->NoteByID( id.noteID() ); |
1340 |
if (!pNote) return successResult(); |
1341 |
|
1342 |
// if this change_*_curve() script function was called immediately after |
1343 |
// note was triggered then immediately apply the synth parameter |
1344 |
// change to Note object |
1345 |
if (m_vm->m_event->scheduleTime == pNote->triggerSchedTime) { |
1346 |
pNote->Override.*T_noteParam = (fade_curve_t) value; |
1347 |
} else { // otherwise schedule this synth parameter change ... |
1348 |
Event e = m_vm->m_event->cause; // copy to get fragment time for "now" |
1349 |
e.Init(); // clear IDs |
1350 |
e.Type = Event::type_note_synth_param; |
1351 |
e.Param.NoteSynthParam.NoteID = id.noteID(); |
1352 |
e.Param.NoteSynthParam.Type = (Event::synth_param_t) T_synthParam; |
1353 |
e.Param.NoteSynthParam.Delta = value; |
1354 |
e.Param.NoteSynthParam.Relative = false; |
1355 |
|
1356 |
pEngineChannel->ScheduleEventMicroSec(&e, 0); |
1357 |
} |
1358 |
} else if (args->arg(0)->exprType() == INT_ARR_EXPR) { |
1359 |
VMIntArrayExpr* ids = args->arg(0)->asIntArray(); |
1360 |
for (vmint i = 0; i < ids->arraySize(); ++i) { |
1361 |
const ScriptID id = ids->evalIntElement(i); |
1362 |
if (!id || !id.isNoteID()) continue; |
1363 |
|
1364 |
NoteBase* pNote = pEngineChannel->pEngine->NoteByID( id.noteID() ); |
1365 |
if (!pNote) continue; |
1366 |
|
1367 |
// if this change_*_curve() script function was called immediately after |
1368 |
// note was triggered then immediately apply the synth parameter |
1369 |
// change to Note object |
1370 |
if (m_vm->m_event->scheduleTime == pNote->triggerSchedTime) { |
1371 |
pNote->Override.*T_noteParam = (fade_curve_t) value; |
1372 |
} else { // otherwise schedule this synth parameter change ... |
1373 |
Event e = m_vm->m_event->cause; // copy to get fragment time for "now" |
1374 |
e.Init(); // clear IDs |
1375 |
e.Type = Event::type_note_synth_param; |
1376 |
e.Param.NoteSynthParam.NoteID = id.noteID(); |
1377 |
e.Param.NoteSynthParam.Type = (Event::synth_param_t) T_synthParam; |
1378 |
e.Param.NoteSynthParam.Delta = value; |
1379 |
e.Param.NoteSynthParam.Relative = false; |
1380 |
|
1381 |
pEngineChannel->ScheduleEventMicroSec(&e, 0); |
1382 |
} |
1383 |
} |
1384 |
} |
1385 |
|
1386 |
return successResult(); |
1387 |
} |
1388 |
|
1389 |
// change_vol_curve() function |
1390 |
|
1391 |
VMFnResult* InstrumentScriptVMFunction_change_vol_curve::exec(VMFnArgs* args) { |
1392 |
return VMChangeFadeCurveFunction::execTemplate< |
1393 |
&NoteBase::_Override::VolumeCurve, |
1394 |
Event::synth_param_volume_curve>( args, "change_vol_curve" ); |
1395 |
} |
1396 |
|
1397 |
// change_tune_curve() function |
1398 |
|
1399 |
VMFnResult* InstrumentScriptVMFunction_change_tune_curve::exec(VMFnArgs* args) { |
1400 |
return VMChangeFadeCurveFunction::execTemplate< |
1401 |
&NoteBase::_Override::PitchCurve, |
1402 |
Event::synth_param_pitch_curve>( args, "change_tune_curve" ); |
1403 |
} |
1404 |
|
1405 |
// change_pan_curve() function |
1406 |
|
1407 |
VMFnResult* InstrumentScriptVMFunction_change_pan_curve::exec(VMFnArgs* args) { |
1408 |
return VMChangeFadeCurveFunction::execTemplate< |
1409 |
&NoteBase::_Override::PanCurve, |
1410 |
Event::synth_param_pan_curve>( args, "change_pan_curve" ); |
1411 |
} |
1412 |
|
1413 |
// fade_in() function |
1414 |
|
1415 |
InstrumentScriptVMFunction_fade_in::InstrumentScriptVMFunction_fade_in(InstrumentScriptVM* parent) |
1416 |
: m_vm(parent) |
1417 |
{ |
1418 |
} |
1419 |
|
1420 |
bool InstrumentScriptVMFunction_fade_in::acceptsArgType(vmint iArg, ExprType_t type) const { |
1421 |
if (iArg == 0) |
1422 |
return type == INT_EXPR || type == INT_ARR_EXPR; |
1423 |
else |
1424 |
return type == INT_EXPR; |
1425 |
} |
1426 |
|
1427 |
VMFnResult* InstrumentScriptVMFunction_fade_in::exec(VMFnArgs* args) { |
1428 |
vmint duration = args->arg(1)->asInt()->evalInt(); |
1429 |
if (duration < 0) { |
1430 |
wrnMsg("fade_in(): argument 2 may not be negative"); |
1431 |
duration = 0; |
1432 |
} |
1433 |
const float fDuration = float(duration) / 1000000.f; // convert microseconds to seconds |
1434 |
|
1435 |
AbstractEngineChannel* pEngineChannel = |
1436 |
static_cast<AbstractEngineChannel*>(m_vm->m_event->cause.pEngineChannel); |
1437 |
|
1438 |
if (args->arg(0)->exprType() == INT_EXPR) { |
1439 |
const ScriptID id = args->arg(0)->asInt()->evalInt(); |
1440 |
if (!id) { |
1441 |
wrnMsg("fade_in(): note ID for argument 1 may not be zero"); |
1442 |
return successResult(); |
1443 |
} |
1444 |
if (!id.isNoteID()) { |
1445 |
wrnMsg("fade_in(): argument 1 is not a note ID"); |
1446 |
return successResult(); |
1447 |
} |
1448 |
|
1449 |
NoteBase* pNote = pEngineChannel->pEngine->NoteByID( id.noteID() ); |
1450 |
if (!pNote) return successResult(); |
1451 |
|
1452 |
// if fade_in() was called immediately after note was triggered |
1453 |
// then immediately apply a start volume of zero to Note object, |
1454 |
// as well as the fade in duration |
1455 |
if (m_vm->m_event->scheduleTime == pNote->triggerSchedTime) { |
1456 |
pNote->Override.Volume = 0.f; |
1457 |
pNote->Override.VolumeTime = fDuration; |
1458 |
} else { // otherwise schedule a "volume time" change with the requested fade in duration ... |
1459 |
Event e = m_vm->m_event->cause; // copy to get fragment time for "now" |
1460 |
e.Init(); // clear IDs |
1461 |
e.Type = Event::type_note_synth_param; |
1462 |
e.Param.NoteSynthParam.NoteID = id.noteID(); |
1463 |
e.Param.NoteSynthParam.Type = Event::synth_param_volume_time; |
1464 |
e.Param.NoteSynthParam.Delta = fDuration; |
1465 |
e.Param.NoteSynthParam.Relative = false; |
1466 |
|
1467 |
pEngineChannel->ScheduleEventMicroSec(&e, 0); |
1468 |
} |
1469 |
// and finally schedule a "volume" change, simply one time slice |
1470 |
// ahead, with the final fade in volume (1.0) |
1471 |
{ |
1472 |
Event e = m_vm->m_event->cause; // copy to get fragment time for "now" |
1473 |
e.Init(); // clear IDs |
1474 |
e.Type = Event::type_note_synth_param; |
1475 |
e.Param.NoteSynthParam.NoteID = id.noteID(); |
1476 |
e.Param.NoteSynthParam.Type = Event::synth_param_volume; |
1477 |
e.Param.NoteSynthParam.Delta = 1.f; |
1478 |
e.Param.NoteSynthParam.Relative = false; |
1479 |
|
1480 |
// scheduling with 0 delay would also work here, but +1 is more |
1481 |
// safe regarding potential future implementation changes of the |
1482 |
// scheduler (see API comments of RTAVLTree::insert()) |
1483 |
pEngineChannel->ScheduleEventMicroSec(&e, 1); |
1484 |
} |
1485 |
} else if (args->arg(0)->exprType() == INT_ARR_EXPR) { |
1486 |
VMIntArrayExpr* ids = args->arg(0)->asIntArray(); |
1487 |
for (vmint i = 0; i < ids->arraySize(); ++i) { |
1488 |
const ScriptID id = ids->evalIntElement(i); |
1489 |
if (!id || !id.isNoteID()) continue; |
1490 |
|
1491 |
NoteBase* pNote = pEngineChannel->pEngine->NoteByID( id.noteID() ); |
1492 |
if (!pNote) continue; |
1493 |
|
1494 |
// if fade_in() was called immediately after note was triggered |
1495 |
// then immediately apply a start volume of zero to Note object, |
1496 |
// as well as the fade in duration |
1497 |
if (m_vm->m_event->scheduleTime == pNote->triggerSchedTime) { |
1498 |
pNote->Override.Volume = 0.f; |
1499 |
pNote->Override.VolumeTime = fDuration; |
1500 |
} else { // otherwise schedule a "volume time" change with the requested fade in duration ... |
1501 |
Event e = m_vm->m_event->cause; // copy to get fragment time for "now" |
1502 |
e.Init(); // clear IDs |
1503 |
e.Type = Event::type_note_synth_param; |
1504 |
e.Param.NoteSynthParam.NoteID = id.noteID(); |
1505 |
e.Param.NoteSynthParam.Type = Event::synth_param_volume_time; |
1506 |
e.Param.NoteSynthParam.Delta = fDuration; |
1507 |
e.Param.NoteSynthParam.Relative = false; |
1508 |
|
1509 |
pEngineChannel->ScheduleEventMicroSec(&e, 0); |
1510 |
} |
1511 |
// and finally schedule a "volume" change, simply one time slice |
1512 |
// ahead, with the final fade in volume (1.0) |
1513 |
{ |
1514 |
Event e = m_vm->m_event->cause; // copy to get fragment time for "now" |
1515 |
e.Init(); // clear IDs |
1516 |
e.Type = Event::type_note_synth_param; |
1517 |
e.Param.NoteSynthParam.NoteID = id.noteID(); |
1518 |
e.Param.NoteSynthParam.Type = Event::synth_param_volume; |
1519 |
e.Param.NoteSynthParam.Delta = 1.f; |
1520 |
e.Param.NoteSynthParam.Relative = false; |
1521 |
|
1522 |
// scheduling with 0 delay would also work here, but +1 is more |
1523 |
// safe regarding potential future implementation changes of the |
1524 |
// scheduler (see API comments of RTAVLTree::insert()) |
1525 |
pEngineChannel->ScheduleEventMicroSec(&e, 1); |
1526 |
} |
1527 |
} |
1528 |
} |
1529 |
|
1530 |
return successResult(); |
1531 |
} |
1532 |
|
1533 |
// fade_out() function |
1534 |
|
1535 |
InstrumentScriptVMFunction_fade_out::InstrumentScriptVMFunction_fade_out(InstrumentScriptVM* parent) |
1536 |
: m_vm(parent) |
1537 |
{ |
1538 |
} |
1539 |
|
1540 |
bool InstrumentScriptVMFunction_fade_out::acceptsArgType(vmint iArg, ExprType_t type) const { |
1541 |
if (iArg == 0) |
1542 |
return type == INT_EXPR || type == INT_ARR_EXPR; |
1543 |
else |
1544 |
return type == INT_EXPR; |
1545 |
} |
1546 |
|
1547 |
VMFnResult* InstrumentScriptVMFunction_fade_out::exec(VMFnArgs* args) { |
1548 |
vmint duration = args->arg(1)->asInt()->evalInt(); |
1549 |
if (duration < 0) { |
1550 |
wrnMsg("fade_out(): argument 2 may not be negative"); |
1551 |
duration = 0; |
1552 |
} |
1553 |
const float fDuration = float(duration) / 1000000.f; // convert microseconds to seconds |
1554 |
|
1555 |
bool stop = (args->argsCount() >= 3) ? (args->arg(2)->asInt()->evalInt() & 1) : true; |
1556 |
|
1557 |
AbstractEngineChannel* pEngineChannel = |
1558 |
static_cast<AbstractEngineChannel*>(m_vm->m_event->cause.pEngineChannel); |
1559 |
|
1560 |
if (args->arg(0)->exprType() == INT_EXPR) { |
1561 |
const ScriptID id = args->arg(0)->asInt()->evalInt(); |
1562 |
if (!id) { |
1563 |
wrnMsg("fade_out(): note ID for argument 1 may not be zero"); |
1564 |
return successResult(); |
1565 |
} |
1566 |
if (!id.isNoteID()) { |
1567 |
wrnMsg("fade_out(): argument 1 is not a note ID"); |
1568 |
return successResult(); |
1569 |
} |
1570 |
|
1571 |
NoteBase* pNote = pEngineChannel->pEngine->NoteByID( id.noteID() ); |
1572 |
if (!pNote) return successResult(); |
1573 |
|
1574 |
// if fade_out() was called immediately after note was triggered |
1575 |
// then immediately apply fade out duration to Note object |
1576 |
if (m_vm->m_event->scheduleTime == pNote->triggerSchedTime) { |
1577 |
pNote->Override.VolumeTime = fDuration; |
1578 |
} else { // otherwise schedule a "volume time" change with the requested fade out duration ... |
1579 |
Event e = m_vm->m_event->cause; // copy to get fragment time for "now" |
1580 |
e.Init(); // clear IDs |
1581 |
e.Type = Event::type_note_synth_param; |
1582 |
e.Param.NoteSynthParam.NoteID = id.noteID(); |
1583 |
e.Param.NoteSynthParam.Type = Event::synth_param_volume_time; |
1584 |
e.Param.NoteSynthParam.Delta = fDuration; |
1585 |
e.Param.NoteSynthParam.Relative = false; |
1586 |
|
1587 |
pEngineChannel->ScheduleEventMicroSec(&e, 0); |
1588 |
} |
1589 |
// now schedule a "volume" change, simply one time slice ahead, with |
1590 |
// the final fade out volume (0.0) |
1591 |
{ |
1592 |
Event e = m_vm->m_event->cause; // copy to get fragment time for "now" |
1593 |
e.Init(); // clear IDs |
1594 |
e.Type = Event::type_note_synth_param; |
1595 |
e.Param.NoteSynthParam.NoteID = id.noteID(); |
1596 |
e.Param.NoteSynthParam.Type = Event::synth_param_volume; |
1597 |
e.Param.NoteSynthParam.Delta = 0.f; |
1598 |
e.Param.NoteSynthParam.Relative = false; |
1599 |
|
1600 |
// scheduling with 0 delay would also work here, but +1 is more |
1601 |
// safe regarding potential future implementation changes of the |
1602 |
// scheduler (see API comments of RTAVLTree::insert()) |
1603 |
pEngineChannel->ScheduleEventMicroSec(&e, 1); |
1604 |
} |
1605 |
// and finally if stopping the note was requested after the fade out |
1606 |
// completed, then schedule to kill the voice after the requested |
1607 |
// duration |
1608 |
if (stop) { |
1609 |
Event e = m_vm->m_event->cause; // copy to get fragment time for "now" |
1610 |
e.Init(); // clear IDs |
1611 |
e.Type = Event::type_kill_note; |
1612 |
e.Param.Note.ID = id.noteID(); |
1613 |
e.Param.Note.Key = pNote->hostKey; |
1614 |
|
1615 |
pEngineChannel->ScheduleEventMicroSec(&e, duration + 1); |
1616 |
} |
1617 |
} else if (args->arg(0)->exprType() == INT_ARR_EXPR) { |
1618 |
VMIntArrayExpr* ids = args->arg(0)->asIntArray(); |
1619 |
for (vmint i = 0; i < ids->arraySize(); ++i) { |
1620 |
const ScriptID id = ids->evalIntElement(i); |
1621 |
if (!id || !id.isNoteID()) continue; |
1622 |
|
1623 |
NoteBase* pNote = pEngineChannel->pEngine->NoteByID( id.noteID() ); |
1624 |
if (!pNote) continue; |
1625 |
|
1626 |
// if fade_out() was called immediately after note was triggered |
1627 |
// then immediately apply fade out duration to Note object |
1628 |
if (m_vm->m_event->scheduleTime == pNote->triggerSchedTime) { |
1629 |
pNote->Override.VolumeTime = fDuration; |
1630 |
} else { // otherwise schedule a "volume time" change with the requested fade out duration ... |
1631 |
Event e = m_vm->m_event->cause; // copy to get fragment time for "now" |
1632 |
e.Init(); // clear IDs |
1633 |
e.Type = Event::type_note_synth_param; |
1634 |
e.Param.NoteSynthParam.NoteID = id.noteID(); |
1635 |
e.Param.NoteSynthParam.Type = Event::synth_param_volume_time; |
1636 |
e.Param.NoteSynthParam.Delta = fDuration; |
1637 |
e.Param.NoteSynthParam.Relative = false; |
1638 |
|
1639 |
pEngineChannel->ScheduleEventMicroSec(&e, 0); |
1640 |
} |
1641 |
// now schedule a "volume" change, simply one time slice ahead, with |
1642 |
// the final fade out volume (0.0) |
1643 |
{ |
1644 |
Event e = m_vm->m_event->cause; // copy to get fragment time for "now" |
1645 |
e.Init(); // clear IDs |
1646 |
e.Type = Event::type_note_synth_param; |
1647 |
e.Param.NoteSynthParam.NoteID = id.noteID(); |
1648 |
e.Param.NoteSynthParam.Type = Event::synth_param_volume; |
1649 |
e.Param.NoteSynthParam.Delta = 0.f; |
1650 |
e.Param.NoteSynthParam.Relative = false; |
1651 |
|
1652 |
// scheduling with 0 delay would also work here, but +1 is more |
1653 |
// safe regarding potential future implementation changes of the |
1654 |
// scheduler (see API comments of RTAVLTree::insert()) |
1655 |
pEngineChannel->ScheduleEventMicroSec(&e, 1); |
1656 |
} |
1657 |
// and finally if stopping the note was requested after the fade out |
1658 |
// completed, then schedule to kill the voice after the requested |
1659 |
// duration |
1660 |
if (stop) { |
1661 |
Event e = m_vm->m_event->cause; // copy to get fragment time for "now" |
1662 |
e.Init(); // clear IDs |
1663 |
e.Type = Event::type_kill_note; |
1664 |
e.Param.Note.ID = id.noteID(); |
1665 |
e.Param.Note.Key = pNote->hostKey; |
1666 |
|
1667 |
pEngineChannel->ScheduleEventMicroSec(&e, duration + 1); |
1668 |
} |
1669 |
} |
1670 |
} |
1671 |
|
1672 |
return successResult(); |
1673 |
} |
1674 |
|
1675 |
// get_event_par() function |
1676 |
|
1677 |
InstrumentScriptVMFunction_get_event_par::InstrumentScriptVMFunction_get_event_par(InstrumentScriptVM* parent) |
1678 |
: m_vm(parent) |
1679 |
{ |
1680 |
} |
1681 |
|
1682 |
VMFnResult* InstrumentScriptVMFunction_get_event_par::exec(VMFnArgs* args) { |
1683 |
AbstractEngineChannel* pEngineChannel = |
1684 |
static_cast<AbstractEngineChannel*>(m_vm->m_event->cause.pEngineChannel); |
1685 |
|
1686 |
const ScriptID id = args->arg(0)->asInt()->evalInt(); |
1687 |
if (!id) { |
1688 |
wrnMsg("get_event_par(): note ID for argument 1 may not be zero"); |
1689 |
return successResult(0); |
1690 |
} |
1691 |
if (!id.isNoteID()) { |
1692 |
wrnMsg("get_event_par(): argument 1 is not a note ID"); |
1693 |
return successResult(0); |
1694 |
} |
1695 |
|
1696 |
NoteBase* pNote = pEngineChannel->pEngine->NoteByID( id.noteID() ); |
1697 |
if (!pNote) { |
1698 |
wrnMsg("get_event_par(): no note alive with that note ID of argument 1"); |
1699 |
return successResult(0); |
1700 |
} |
1701 |
|
1702 |
const vmint parameter = args->arg(1)->asInt()->evalInt(); |
1703 |
switch (parameter) { |
1704 |
case EVENT_PAR_NOTE: |
1705 |
return successResult(pNote->cause.Param.Note.Key); |
1706 |
case EVENT_PAR_VELOCITY: |
1707 |
return successResult(pNote->cause.Param.Note.Velocity); |
1708 |
case EVENT_PAR_VOLUME: |
1709 |
return successResult( |
1710 |
RTMath::LinRatioToDecibel(pNote->Override.Volume) * 1000.f |
1711 |
); |
1712 |
case EVENT_PAR_TUNE: |
1713 |
return successResult( |
1714 |
RTMath::FreqRatioToCents(pNote->Override.Pitch) * 1000.f |
1715 |
); |
1716 |
case EVENT_PAR_0: |
1717 |
return successResult(pNote->userPar[0]); |
1718 |
case EVENT_PAR_1: |
1719 |
return successResult(pNote->userPar[1]); |
1720 |
case EVENT_PAR_2: |
1721 |
return successResult(pNote->userPar[2]); |
1722 |
case EVENT_PAR_3: |
1723 |
return successResult(pNote->userPar[3]); |
1724 |
} |
1725 |
|
1726 |
wrnMsg("get_event_par(): argument 2 is an invalid event parameter"); |
1727 |
return successResult(0); |
1728 |
} |
1729 |
|
1730 |
// set_event_par() function |
1731 |
|
1732 |
InstrumentScriptVMFunction_set_event_par::InstrumentScriptVMFunction_set_event_par(InstrumentScriptVM* parent) |
1733 |
: m_vm(parent) |
1734 |
{ |
1735 |
} |
1736 |
|
1737 |
VMFnResult* InstrumentScriptVMFunction_set_event_par::exec(VMFnArgs* args) { |
1738 |
AbstractEngineChannel* pEngineChannel = |
1739 |
static_cast<AbstractEngineChannel*>(m_vm->m_event->cause.pEngineChannel); |
1740 |
|
1741 |
const ScriptID id = args->arg(0)->asInt()->evalInt(); |
1742 |
if (!id) { |
1743 |
wrnMsg("set_event_par(): note ID for argument 1 may not be zero"); |
1744 |
return successResult(); |
1745 |
} |
1746 |
if (!id.isNoteID()) { |
1747 |
wrnMsg("set_event_par(): argument 1 is not a note ID"); |
1748 |
return successResult(); |
1749 |
} |
1750 |
|
1751 |
NoteBase* pNote = pEngineChannel->pEngine->NoteByID( id.noteID() ); |
1752 |
if (!pNote) return successResult(); |
1753 |
|
1754 |
const vmint parameter = args->arg(1)->asInt()->evalInt(); |
1755 |
const vmint value = args->arg(2)->asInt()->evalInt(); |
1756 |
|
1757 |
switch (parameter) { |
1758 |
case EVENT_PAR_NOTE: |
1759 |
if (value < 0 || value > 127) { |
1760 |
wrnMsg("set_event_par(): note number of argument 3 is out of range"); |
1761 |
return successResult(); |
1762 |
} |
1763 |
if (m_vm->m_event->scheduleTime == pNote->triggerSchedTime) { |
1764 |
pNote->cause.Param.Note.Key = value; |
1765 |
m_vm->m_event->cause.Param.Note.Key = value; |
1766 |
} else { |
1767 |
wrnMsg("set_event_par(): note number can only be changed when note is new"); |
1768 |
} |
1769 |
return successResult(); |
1770 |
case EVENT_PAR_VELOCITY: |
1771 |
if (value < 0 || value > 127) { |
1772 |
wrnMsg("set_event_par(): velocity of argument 3 is out of range"); |
1773 |
return successResult(); |
1774 |
} |
1775 |
if (m_vm->m_event->scheduleTime == pNote->triggerSchedTime) { |
1776 |
pNote->cause.Param.Note.Velocity = value; |
1777 |
m_vm->m_event->cause.Param.Note.Velocity = value; |
1778 |
} else { |
1779 |
wrnMsg("set_event_par(): velocity can only be changed when note is new"); |
1780 |
} |
1781 |
return successResult(); |
1782 |
case EVENT_PAR_VOLUME: |
1783 |
wrnMsg("set_event_par(): changing volume by this function is currently not supported, use change_vol() instead"); |
1784 |
return successResult(); |
1785 |
case EVENT_PAR_TUNE: |
1786 |
wrnMsg("set_event_par(): changing tune by this function is currently not supported, use change_tune() instead"); |
1787 |
return successResult(); |
1788 |
case EVENT_PAR_0: |
1789 |
pNote->userPar[0] = value; |
1790 |
return successResult(); |
1791 |
case EVENT_PAR_1: |
1792 |
pNote->userPar[1] = value; |
1793 |
return successResult(); |
1794 |
case EVENT_PAR_2: |
1795 |
pNote->userPar[2] = value; |
1796 |
return successResult(); |
1797 |
case EVENT_PAR_3: |
1798 |
pNote->userPar[3] = value; |
1799 |
return successResult(); |
1800 |
} |
1801 |
|
1802 |
wrnMsg("set_event_par(): argument 2 is an invalid event parameter"); |
1803 |
return successResult(); |
1804 |
} |
1805 |
|
1806 |
// change_note() function |
1807 |
|
1808 |
InstrumentScriptVMFunction_change_note::InstrumentScriptVMFunction_change_note(InstrumentScriptVM* parent) |
1809 |
: m_vm(parent) |
1810 |
{ |
1811 |
} |
1812 |
|
1813 |
VMFnResult* InstrumentScriptVMFunction_change_note::exec(VMFnArgs* args) { |
1814 |
AbstractEngineChannel* pEngineChannel = |
1815 |
static_cast<AbstractEngineChannel*>(m_vm->m_event->cause.pEngineChannel); |
1816 |
|
1817 |
const ScriptID id = args->arg(0)->asInt()->evalInt(); |
1818 |
if (!id) { |
1819 |
wrnMsg("change_note(): note ID for argument 1 may not be zero"); |
1820 |
return successResult(); |
1821 |
} |
1822 |
if (!id.isNoteID()) { |
1823 |
wrnMsg("change_note(): argument 1 is not a note ID"); |
1824 |
return successResult(); |
1825 |
} |
1826 |
|
1827 |
NoteBase* pNote = pEngineChannel->pEngine->NoteByID( id.noteID() ); |
1828 |
if (!pNote) return successResult(); |
1829 |
|
1830 |
const vmint value = args->arg(1)->asInt()->evalInt(); |
1831 |
if (value < 0 || value > 127) { |
1832 |
wrnMsg("change_note(): note number of argument 2 is out of range"); |
1833 |
return successResult(); |
1834 |
} |
1835 |
|
1836 |
if (m_vm->m_event->scheduleTime == pNote->triggerSchedTime) { |
1837 |
pNote->cause.Param.Note.Key = value; |
1838 |
m_vm->m_event->cause.Param.Note.Key = value; |
1839 |
} else { |
1840 |
wrnMsg("change_note(): note number can only be changed when note is new"); |
1841 |
} |
1842 |
|
1843 |
return successResult(); |
1844 |
} |
1845 |
|
1846 |
// change_velo() function |
1847 |
|
1848 |
InstrumentScriptVMFunction_change_velo::InstrumentScriptVMFunction_change_velo(InstrumentScriptVM* parent) |
1849 |
: m_vm(parent) |
1850 |
{ |
1851 |
} |
1852 |
|
1853 |
VMFnResult* InstrumentScriptVMFunction_change_velo::exec(VMFnArgs* args) { |
1854 |
AbstractEngineChannel* pEngineChannel = |
1855 |
static_cast<AbstractEngineChannel*>(m_vm->m_event->cause.pEngineChannel); |
1856 |
|
1857 |
const ScriptID id = args->arg(0)->asInt()->evalInt(); |
1858 |
if (!id) { |
1859 |
wrnMsg("change_velo(): note ID for argument 1 may not be zero"); |
1860 |
return successResult(); |
1861 |
} |
1862 |
if (!id.isNoteID()) { |
1863 |
wrnMsg("change_velo(): argument 1 is not a note ID"); |
1864 |
return successResult(); |
1865 |
} |
1866 |
|
1867 |
NoteBase* pNote = pEngineChannel->pEngine->NoteByID( id.noteID() ); |
1868 |
if (!pNote) return successResult(); |
1869 |
|
1870 |
const vmint value = args->arg(1)->asInt()->evalInt(); |
1871 |
if (value < 0 || value > 127) { |
1872 |
wrnMsg("change_velo(): velocity of argument 2 is out of range"); |
1873 |
return successResult(); |
1874 |
} |
1875 |
|
1876 |
if (m_vm->m_event->scheduleTime == pNote->triggerSchedTime) { |
1877 |
pNote->cause.Param.Note.Velocity = value; |
1878 |
m_vm->m_event->cause.Param.Note.Velocity = value; |
1879 |
} else { |
1880 |
wrnMsg("change_velo(): velocity can only be changed when note is new"); |
1881 |
} |
1882 |
|
1883 |
return successResult(); |
1884 |
} |
1885 |
|
1886 |
// change_play_pos() function |
1887 |
|
1888 |
InstrumentScriptVMFunction_change_play_pos::InstrumentScriptVMFunction_change_play_pos(InstrumentScriptVM* parent) |
1889 |
: m_vm(parent) |
1890 |
{ |
1891 |
} |
1892 |
|
1893 |
VMFnResult* InstrumentScriptVMFunction_change_play_pos::exec(VMFnArgs* args) { |
1894 |
const ScriptID id = args->arg(0)->asInt()->evalInt(); |
1895 |
if (!id) { |
1896 |
wrnMsg("change_play_pos(): note ID for argument 1 may not be zero"); |
1897 |
return successResult(); |
1898 |
} |
1899 |
if (!id.isNoteID()) { |
1900 |
wrnMsg("change_play_pos(): argument 1 is not a note ID"); |
1901 |
return successResult(); |
1902 |
} |
1903 |
|
1904 |
const vmint pos = args->arg(1)->asInt()->evalInt(); |
1905 |
if (pos < 0) { |
1906 |
wrnMsg("change_play_pos(): playback position of argument 2 may not be negative"); |
1907 |
return successResult(); |
1908 |
} |
1909 |
|
1910 |
AbstractEngineChannel* pEngineChannel = |
1911 |
static_cast<AbstractEngineChannel*>(m_vm->m_event->cause.pEngineChannel); |
1912 |
|
1913 |
NoteBase* pNote = pEngineChannel->pEngine->NoteByID( id.noteID() ); |
1914 |
if (!pNote) return successResult(); |
1915 |
|
1916 |
pNote->Override.SampleOffset = |
1917 |
(decltype(pNote->Override.SampleOffset)) pos; |
1918 |
|
1919 |
return successResult(); |
1920 |
} |
1921 |
|
1922 |
// event_status() function |
1923 |
|
1924 |
InstrumentScriptVMFunction_event_status::InstrumentScriptVMFunction_event_status(InstrumentScriptVM* parent) |
1925 |
: m_vm(parent) |
1926 |
{ |
1927 |
} |
1928 |
|
1929 |
VMFnResult* InstrumentScriptVMFunction_event_status::exec(VMFnArgs* args) { |
1930 |
AbstractEngineChannel* pEngineChannel = |
1931 |
static_cast<AbstractEngineChannel*>(m_vm->m_event->cause.pEngineChannel); |
1932 |
|
1933 |
const ScriptID id = args->arg(0)->asInt()->evalInt(); |
1934 |
if (!id) { |
1935 |
wrnMsg("event_status(): note ID for argument 1 may not be zero"); |
1936 |
return successResult(EVENT_STATUS_INACTIVE); |
1937 |
} |
1938 |
if (!id.isNoteID()) { |
1939 |
wrnMsg("event_status(): argument 1 is not a note ID"); |
1940 |
return successResult(EVENT_STATUS_INACTIVE); |
1941 |
} |
1942 |
|
1943 |
NoteBase* pNote = pEngineChannel->pEngine->NoteByID( id.noteID() ); |
1944 |
return successResult(pNote ? EVENT_STATUS_NOTE_QUEUE : EVENT_STATUS_INACTIVE); |
1945 |
} |
1946 |
|
1947 |
// callback_status() function |
1948 |
|
1949 |
InstrumentScriptVMFunction_callback_status::InstrumentScriptVMFunction_callback_status(InstrumentScriptVM* parent) |
1950 |
: m_vm(parent) |
1951 |
{ |
1952 |
} |
1953 |
|
1954 |
VMFnResult* InstrumentScriptVMFunction_callback_status::exec(VMFnArgs* args) { |
1955 |
const script_callback_id_t id = args->arg(0)->asInt()->evalInt(); |
1956 |
if (!id) { |
1957 |
wrnMsg("callback_status(): callback ID for argument 1 may not be zero"); |
1958 |
return successResult(); |
1959 |
} |
1960 |
|
1961 |
AbstractEngineChannel* pEngineChannel = |
1962 |
static_cast<AbstractEngineChannel*>(m_vm->m_event->cause.pEngineChannel); |
1963 |
|
1964 |
RTList<ScriptEvent>::Iterator itCallback = pEngineChannel->ScriptCallbackByID(id); |
1965 |
if (!itCallback) |
1966 |
return successResult(CALLBACK_STATUS_TERMINATED); |
1967 |
|
1968 |
return successResult( |
1969 |
(m_vm->m_event->execCtx == itCallback->execCtx) ? |
1970 |
CALLBACK_STATUS_RUNNING : CALLBACK_STATUS_QUEUE |
1971 |
); |
1972 |
} |
1973 |
|
1974 |
// wait() function (overrides core wait() implementation) |
1975 |
|
1976 |
InstrumentScriptVMFunction_wait::InstrumentScriptVMFunction_wait(InstrumentScriptVM* parent) |
1977 |
: CoreVMFunction_wait(parent) |
1978 |
{ |
1979 |
} |
1980 |
|
1981 |
VMFnResult* InstrumentScriptVMFunction_wait::exec(VMFnArgs* args) { |
1982 |
InstrumentScriptVM* m_vm = (InstrumentScriptVM*) vm; |
1983 |
|
1984 |
// this might be set by passing 1 with the 2nd argument of built-in stop_wait() function |
1985 |
if (m_vm->m_event->ignoreAllWaitCalls) return successResult(); |
1986 |
|
1987 |
return CoreVMFunction_wait::exec(args); |
1988 |
} |
1989 |
|
1990 |
// stop_wait() function |
1991 |
|
1992 |
InstrumentScriptVMFunction_stop_wait::InstrumentScriptVMFunction_stop_wait(InstrumentScriptVM* parent) |
1993 |
: m_vm(parent) |
1994 |
{ |
1995 |
} |
1996 |
|
1997 |
VMFnResult* InstrumentScriptVMFunction_stop_wait::exec(VMFnArgs* args) { |
1998 |
AbstractEngineChannel* pEngineChannel = |
1999 |
static_cast<AbstractEngineChannel*>(m_vm->m_event->cause.pEngineChannel); |
2000 |
|
2001 |
const script_callback_id_t id = args->arg(0)->asInt()->evalInt(); |
2002 |
if (!id) { |
2003 |
wrnMsg("stop_wait(): callback ID for argument 1 may not be zero"); |
2004 |
return successResult(); |
2005 |
} |
2006 |
|
2007 |
RTList<ScriptEvent>::Iterator itCallback = pEngineChannel->ScriptCallbackByID(id); |
2008 |
if (!itCallback) return successResult(); // ignore if callback is i.e. not alive anymore |
2009 |
|
2010 |
const bool disableWaitForever = |
2011 |
(args->argsCount() >= 2) ? (args->arg(1)->asInt()->evalInt() == 1) : false; |
2012 |
|
2013 |
pEngineChannel->ScheduleResumeOfScriptCallback( |
2014 |
itCallback, m_vm->m_event->scheduleTime, disableWaitForever |
2015 |
); |
2016 |
|
2017 |
return successResult(); |
2018 |
} |
2019 |
|
2020 |
// abort() function |
2021 |
|
2022 |
InstrumentScriptVMFunction_abort::InstrumentScriptVMFunction_abort(InstrumentScriptVM* parent) |
2023 |
: m_vm(parent) |
2024 |
{ |
2025 |
} |
2026 |
|
2027 |
VMFnResult* InstrumentScriptVMFunction_abort::exec(VMFnArgs* args) { |
2028 |
const script_callback_id_t id = args->arg(0)->asInt()->evalInt(); |
2029 |
if (!id) { |
2030 |
wrnMsg("abort(): callback ID for argument 1 may not be zero"); |
2031 |
return successResult(); |
2032 |
} |
2033 |
|
2034 |
AbstractEngineChannel* pEngineChannel = |
2035 |
static_cast<AbstractEngineChannel*>(m_vm->m_event->cause.pEngineChannel); |
2036 |
|
2037 |
RTList<ScriptEvent>::Iterator itCallback = pEngineChannel->ScriptCallbackByID(id); |
2038 |
if (!itCallback) return successResult(); // ignore if callback is i.e. not alive anymore |
2039 |
|
2040 |
itCallback->execCtx->signalAbort(); |
2041 |
|
2042 |
return successResult(); |
2043 |
} |
2044 |
|
2045 |
// fork() function |
2046 |
|
2047 |
InstrumentScriptVMFunction_fork::InstrumentScriptVMFunction_fork(InstrumentScriptVM* parent) |
2048 |
: m_vm(parent) |
2049 |
{ |
2050 |
} |
2051 |
|
2052 |
VMFnResult* InstrumentScriptVMFunction_fork::exec(VMFnArgs* args) { |
2053 |
// check if this is actually the parent going to fork, or rather one of |
2054 |
// the children which is already forked |
2055 |
if (m_vm->m_event->forkIndex != 0) { // this is the entry point for a child ... |
2056 |
int forkResult = m_vm->m_event->forkIndex; |
2057 |
// reset so that this child may i.e. also call fork() later on |
2058 |
m_vm->m_event->forkIndex = 0; |
2059 |
return successResult(forkResult); |
2060 |
} |
2061 |
|
2062 |
// if we are here, then this is the parent, so we must fork this parent |
2063 |
|
2064 |
const vmint n = |
2065 |
(args->argsCount() >= 1) ? args->arg(0)->asInt()->evalInt() : 1; |
2066 |
const bool bAutoAbort = |
2067 |
(args->argsCount() >= 2) ? args->arg(1)->asInt()->evalInt() : true; |
2068 |
|
2069 |
if (m_vm->m_event->countChildHandlers() + n > MAX_FORK_PER_SCRIPT_HANDLER) { |
2070 |
wrnMsg("fork(): requested amount would exceed allowed limit per event handler"); |
2071 |
return successResult(-1); |
2072 |
} |
2073 |
|
2074 |
AbstractEngineChannel* pEngineChannel = |
2075 |
static_cast<AbstractEngineChannel*>(m_vm->m_event->cause.pEngineChannel); |
2076 |
|
2077 |
if (!pEngineChannel->hasFreeScriptCallbacks(n)) { |
2078 |
wrnMsg("fork(): global limit of event handlers exceeded"); |
2079 |
return successResult(-1); |
2080 |
} |
2081 |
|
2082 |
for (int iChild = 0; iChild < n; ++iChild) { |
2083 |
RTList<ScriptEvent>::Iterator itChild = |
2084 |
pEngineChannel->forkScriptCallback(m_vm->m_event, bAutoAbort); |
2085 |
if (!itChild) { // should never happen, otherwise its a bug ... |
2086 |
errMsg("fork(): internal error while allocating child"); |
2087 |
return errorResult(-1); // terminate script |
2088 |
} |
2089 |
// since both parent, as well all child script execution instances |
2090 |
// all land in this exec() method, the following is (more or less) |
2091 |
// the only feature that lets us distinguish the parent and |
2092 |
// respective children from each other in this exec() method |
2093 |
itChild->forkIndex = iChild + 1; |
2094 |
} |
2095 |
|
2096 |
return successResult(0); |
2097 |
} |
2098 |
|
2099 |
} // namespace LinuxSampler |