1 |
/*************************************************************************** |
/*************************************************************************** |
2 |
* * |
* * |
3 |
* libgig - C++ cross-platform Gigasampler format file loader library * |
* libgig - C++ cross-platform Gigasampler format file access library * |
4 |
* * |
* * |
5 |
* Copyright (C) 2003-2005 by Christian Schoenebeck * |
* Copyright (C) 2003-2007 by Christian Schoenebeck * |
6 |
* <cuse@users.sourceforge.net> * |
* <cuse@users.sourceforge.net> * |
7 |
* * |
* * |
8 |
* This library is free software; you can redistribute it and/or modify * |
* This library is free software; you can redistribute it and/or modify * |
254 |
} |
} |
255 |
|
|
256 |
|
|
257 |
|
|
258 |
|
// *************** Other Internal functions *************** |
259 |
|
// * |
260 |
|
|
261 |
|
static split_type_t __resolveSplitType(dimension_t dimension) { |
262 |
|
return ( |
263 |
|
dimension == dimension_layer || |
264 |
|
dimension == dimension_samplechannel || |
265 |
|
dimension == dimension_releasetrigger || |
266 |
|
dimension == dimension_keyboard || |
267 |
|
dimension == dimension_roundrobin || |
268 |
|
dimension == dimension_random || |
269 |
|
dimension == dimension_smartmidi || |
270 |
|
dimension == dimension_roundrobinkeyboard |
271 |
|
) ? split_type_bit : split_type_normal; |
272 |
|
} |
273 |
|
|
274 |
|
static int __resolveZoneSize(dimension_def_t& dimension_definition) { |
275 |
|
return (dimension_definition.split_type == split_type_normal) |
276 |
|
? int(128.0 / dimension_definition.zones) : 0; |
277 |
|
} |
278 |
|
|
279 |
|
|
280 |
|
|
281 |
|
// *************** CRC *************** |
282 |
|
// * |
283 |
|
|
284 |
|
const uint32_t* CRC::table(initTable()); |
285 |
|
|
286 |
|
uint32_t* CRC::initTable() { |
287 |
|
uint32_t* res = new uint32_t[256]; |
288 |
|
|
289 |
|
for (int i = 0 ; i < 256 ; i++) { |
290 |
|
uint32_t c = i; |
291 |
|
for (int j = 0 ; j < 8 ; j++) { |
292 |
|
c = (c & 1) ? 0xedb88320 ^ (c >> 1) : c >> 1; |
293 |
|
} |
294 |
|
res[i] = c; |
295 |
|
} |
296 |
|
return res; |
297 |
|
} |
298 |
|
|
299 |
|
|
300 |
|
|
301 |
// *************** Sample *************** |
// *************** Sample *************** |
302 |
// * |
// * |
303 |
|
|
323 |
* is located, 0 otherwise |
* is located, 0 otherwise |
324 |
*/ |
*/ |
325 |
Sample::Sample(File* pFile, RIFF::List* waveList, unsigned long WavePoolOffset, unsigned long fileNo) : DLS::Sample((DLS::File*) pFile, waveList, WavePoolOffset) { |
Sample::Sample(File* pFile, RIFF::List* waveList, unsigned long WavePoolOffset, unsigned long fileNo) : DLS::Sample((DLS::File*) pFile, waveList, WavePoolOffset) { |
326 |
|
static const DLS::Info::FixedStringLength fixedStringLengths[] = { |
327 |
|
{ CHUNK_ID_INAM, 64 }, |
328 |
|
{ 0, 0 } |
329 |
|
}; |
330 |
|
pInfo->FixedStringLengths = fixedStringLengths; |
331 |
Instances++; |
Instances++; |
332 |
FileNo = fileNo; |
FileNo = fileNo; |
333 |
|
|
334 |
pCk3gix = waveList->GetSubChunk(CHUNK_ID_3GIX); |
pCk3gix = waveList->GetSubChunk(CHUNK_ID_3GIX); |
335 |
if (pCk3gix) { |
if (pCk3gix) { |
336 |
SampleGroup = pCk3gix->ReadInt16(); |
uint16_t iSampleGroup = pCk3gix->ReadInt16(); |
337 |
|
pGroup = pFile->GetGroup(iSampleGroup); |
338 |
} else { // '3gix' chunk missing |
} else { // '3gix' chunk missing |
339 |
// use default value(s) |
// by default assigned to that mandatory "Default Group" |
340 |
SampleGroup = 0; |
pGroup = pFile->GetGroup(0); |
341 |
} |
} |
342 |
|
|
343 |
pCkSmpl = waveList->GetSubChunk(CHUNK_ID_SMPL); |
pCkSmpl = waveList->GetSubChunk(CHUNK_ID_SMPL); |
361 |
// use default values |
// use default values |
362 |
Manufacturer = 0; |
Manufacturer = 0; |
363 |
Product = 0; |
Product = 0; |
364 |
SamplePeriod = 1 / SamplesPerSecond; |
SamplePeriod = uint32_t(1000000000.0 / SamplesPerSecond + 0.5); |
365 |
MIDIUnityNote = 64; |
MIDIUnityNote = 60; |
366 |
FineTune = 0; |
FineTune = 0; |
367 |
|
SMPTEFormat = smpte_format_no_offset; |
368 |
SMPTEOffset = 0; |
SMPTEOffset = 0; |
369 |
Loops = 0; |
Loops = 0; |
370 |
LoopID = 0; |
LoopID = 0; |
371 |
|
LoopType = loop_type_normal; |
372 |
LoopStart = 0; |
LoopStart = 0; |
373 |
LoopEnd = 0; |
LoopEnd = 0; |
374 |
LoopFraction = 0; |
LoopFraction = 0; |
414 |
* Usually there is absolutely no need to call this method explicitly. |
* Usually there is absolutely no need to call this method explicitly. |
415 |
* It will be called automatically when File::Save() was called. |
* It will be called automatically when File::Save() was called. |
416 |
* |
* |
417 |
* @throws DLS::Exception if FormatTag != WAVE_FORMAT_PCM or no sample data |
* @throws DLS::Exception if FormatTag != DLS_WAVE_FORMAT_PCM or no sample data |
418 |
* was provided yet |
* was provided yet |
419 |
* @throws gig::Exception if there is any invalid sample setting |
* @throws gig::Exception if there is any invalid sample setting |
420 |
*/ |
*/ |
424 |
|
|
425 |
// make sure 'smpl' chunk exists |
// make sure 'smpl' chunk exists |
426 |
pCkSmpl = pWaveList->GetSubChunk(CHUNK_ID_SMPL); |
pCkSmpl = pWaveList->GetSubChunk(CHUNK_ID_SMPL); |
427 |
if (!pCkSmpl) pCkSmpl = pWaveList->AddSubChunk(CHUNK_ID_SMPL, 60); |
if (!pCkSmpl) { |
428 |
|
pCkSmpl = pWaveList->AddSubChunk(CHUNK_ID_SMPL, 60); |
429 |
|
memset(pCkSmpl->LoadChunkData(), 0, 60); |
430 |
|
} |
431 |
// update 'smpl' chunk |
// update 'smpl' chunk |
432 |
uint8_t* pData = (uint8_t*) pCkSmpl->LoadChunkData(); |
uint8_t* pData = (uint8_t*) pCkSmpl->LoadChunkData(); |
433 |
SamplePeriod = 1 / SamplesPerSecond; |
SamplePeriod = uint32_t(1000000000.0 / SamplesPerSecond + 0.5); |
434 |
memcpy(&pData[0], &Manufacturer, 4); |
store32(&pData[0], Manufacturer); |
435 |
memcpy(&pData[4], &Product, 4); |
store32(&pData[4], Product); |
436 |
memcpy(&pData[8], &SamplePeriod, 4); |
store32(&pData[8], SamplePeriod); |
437 |
memcpy(&pData[12], &MIDIUnityNote, 4); |
store32(&pData[12], MIDIUnityNote); |
438 |
memcpy(&pData[16], &FineTune, 4); |
store32(&pData[16], FineTune); |
439 |
memcpy(&pData[20], &SMPTEFormat, 4); |
store32(&pData[20], SMPTEFormat); |
440 |
memcpy(&pData[24], &SMPTEOffset, 4); |
store32(&pData[24], SMPTEOffset); |
441 |
memcpy(&pData[28], &Loops, 4); |
store32(&pData[28], Loops); |
442 |
|
|
443 |
// we skip 'manufByt' for now (4 bytes) |
// we skip 'manufByt' for now (4 bytes) |
444 |
|
|
445 |
memcpy(&pData[36], &LoopID, 4); |
store32(&pData[36], LoopID); |
446 |
memcpy(&pData[40], &LoopType, 4); |
store32(&pData[40], LoopType); |
447 |
memcpy(&pData[44], &LoopStart, 4); |
store32(&pData[44], LoopStart); |
448 |
memcpy(&pData[48], &LoopEnd, 4); |
store32(&pData[48], LoopEnd); |
449 |
memcpy(&pData[52], &LoopFraction, 4); |
store32(&pData[52], LoopFraction); |
450 |
memcpy(&pData[56], &LoopPlayCount, 4); |
store32(&pData[56], LoopPlayCount); |
451 |
|
|
452 |
// make sure '3gix' chunk exists |
// make sure '3gix' chunk exists |
453 |
pCk3gix = pWaveList->GetSubChunk(CHUNK_ID_3GIX); |
pCk3gix = pWaveList->GetSubChunk(CHUNK_ID_3GIX); |
454 |
if (!pCk3gix) pCk3gix = pWaveList->AddSubChunk(CHUNK_ID_3GIX, 4); |
if (!pCk3gix) pCk3gix = pWaveList->AddSubChunk(CHUNK_ID_3GIX, 4); |
455 |
|
// determine appropriate sample group index (to be stored in chunk) |
456 |
|
uint16_t iSampleGroup = 0; // 0 refers to default sample group |
457 |
|
File* pFile = static_cast<File*>(pParent); |
458 |
|
if (pFile->pGroups) { |
459 |
|
std::list<Group*>::iterator iter = pFile->pGroups->begin(); |
460 |
|
std::list<Group*>::iterator end = pFile->pGroups->end(); |
461 |
|
for (int i = 0; iter != end; i++, iter++) { |
462 |
|
if (*iter == pGroup) { |
463 |
|
iSampleGroup = i; |
464 |
|
break; // found |
465 |
|
} |
466 |
|
} |
467 |
|
} |
468 |
// update '3gix' chunk |
// update '3gix' chunk |
469 |
pData = (uint8_t*) pCk3gix->LoadChunkData(); |
pData = (uint8_t*) pCk3gix->LoadChunkData(); |
470 |
memcpy(&pData[0], &SampleGroup, 2); |
store16(&pData[0], iSampleGroup); |
471 |
} |
} |
472 |
|
|
473 |
/// Scans compressed samples for mandatory informations (e.g. actual number of total sample points). |
/// Scans compressed samples for mandatory informations (e.g. actual number of total sample points). |
688 |
* enlarged samples before calling File::Save() as this might exceed the |
* enlarged samples before calling File::Save() as this might exceed the |
689 |
* current sample's boundary! |
* current sample's boundary! |
690 |
* |
* |
691 |
* Also note: only WAVE_FORMAT_PCM is currently supported, that is |
* Also note: only DLS_WAVE_FORMAT_PCM is currently supported, that is |
692 |
* FormatTag must be WAVE_FORMAT_PCM. Trying to resize samples with |
* FormatTag must be DLS_WAVE_FORMAT_PCM. Trying to resize samples with |
693 |
* other formats will fail! |
* other formats will fail! |
694 |
* |
* |
695 |
* @param iNewSize - new sample wave data size in sample points (must be |
* @param iNewSize - new sample wave data size in sample points (must be |
696 |
* greater than zero) |
* greater than zero) |
697 |
* @throws DLS::Excecption if FormatTag != WAVE_FORMAT_PCM |
* @throws DLS::Excecption if FormatTag != DLS_WAVE_FORMAT_PCM |
698 |
* or if \a iNewSize is less than 1 |
* or if \a iNewSize is less than 1 |
699 |
* @throws gig::Exception if existing sample is compressed |
* @throws gig::Exception if existing sample is compressed |
700 |
* @see DLS::Sample::GetSize(), DLS::Sample::FrameSize, |
* @see DLS::Sample::GetSize(), DLS::Sample::FrameSize, |
1152 |
* |
* |
1153 |
* Note: there is currently no support for writing compressed samples. |
* Note: there is currently no support for writing compressed samples. |
1154 |
* |
* |
1155 |
|
* For 16 bit samples, the data in the source buffer should be |
1156 |
|
* int16_t (using native endianness). For 24 bit, the buffer |
1157 |
|
* should contain three bytes per sample, little-endian. |
1158 |
|
* |
1159 |
* @param pBuffer - source buffer |
* @param pBuffer - source buffer |
1160 |
* @param SampleCount - number of sample points to write |
* @param SampleCount - number of sample points to write |
1161 |
* @throws DLS::Exception if current sample size is too small |
* @throws DLS::Exception if current sample size is too small |
1164 |
*/ |
*/ |
1165 |
unsigned long Sample::Write(void* pBuffer, unsigned long SampleCount) { |
unsigned long Sample::Write(void* pBuffer, unsigned long SampleCount) { |
1166 |
if (Compressed) throw gig::Exception("There is no support for writing compressed gig samples (yet)"); |
if (Compressed) throw gig::Exception("There is no support for writing compressed gig samples (yet)"); |
1167 |
return DLS::Sample::Write(pBuffer, SampleCount); |
|
1168 |
|
// if this is the first write in this sample, reset the |
1169 |
|
// checksum calculator |
1170 |
|
if (pCkData->GetPos() == 0) { |
1171 |
|
crc.reset(); |
1172 |
|
} |
1173 |
|
if (GetSize() < SampleCount) throw Exception("Could not write sample data, current sample size to small"); |
1174 |
|
unsigned long res; |
1175 |
|
if (BitDepth == 24) { |
1176 |
|
res = pCkData->Write(pBuffer, SampleCount * FrameSize, 1) / FrameSize; |
1177 |
|
} else { // 16 bit |
1178 |
|
res = Channels == 2 ? pCkData->Write(pBuffer, SampleCount << 1, 2) >> 1 |
1179 |
|
: pCkData->Write(pBuffer, SampleCount, 2); |
1180 |
|
} |
1181 |
|
crc.update((unsigned char *)pBuffer, SampleCount * FrameSize); |
1182 |
|
|
1183 |
|
// if this is the last write, update the checksum chunk in the |
1184 |
|
// file |
1185 |
|
if (pCkData->GetPos() == pCkData->GetSize()) { |
1186 |
|
File* pFile = static_cast<File*>(GetParent()); |
1187 |
|
pFile->SetSampleChecksum(this, crc.getValue()); |
1188 |
|
} |
1189 |
|
return res; |
1190 |
} |
} |
1191 |
|
|
1192 |
/** |
/** |
1231 |
} |
} |
1232 |
} |
} |
1233 |
|
|
1234 |
|
/** |
1235 |
|
* Returns pointer to the Group this Sample belongs to. In the .gig |
1236 |
|
* format a sample always belongs to one group. If it wasn't explicitly |
1237 |
|
* assigned to a certain group, it will be automatically assigned to a |
1238 |
|
* default group. |
1239 |
|
* |
1240 |
|
* @returns Sample's Group (never NULL) |
1241 |
|
*/ |
1242 |
|
Group* Sample::GetGroup() const { |
1243 |
|
return pGroup; |
1244 |
|
} |
1245 |
|
|
1246 |
Sample::~Sample() { |
Sample::~Sample() { |
1247 |
Instances--; |
Instances--; |
1248 |
if (!Instances && InternalDecompressionBuffer.Size) { |
if (!Instances && InternalDecompressionBuffer.Size) { |
1262 |
uint DimensionRegion::Instances = 0; |
uint DimensionRegion::Instances = 0; |
1263 |
DimensionRegion::VelocityTableMap* DimensionRegion::pVelocityTables = NULL; |
DimensionRegion::VelocityTableMap* DimensionRegion::pVelocityTables = NULL; |
1264 |
|
|
1265 |
DimensionRegion::DimensionRegion(RIFF::List* _3ewl) : DLS::Sampler(_3ewl) { |
DimensionRegion::DimensionRegion(Region* pParent, RIFF::List* _3ewl) : DLS::Sampler(_3ewl) { |
1266 |
Instances++; |
Instances++; |
1267 |
|
|
1268 |
pSample = NULL; |
pSample = NULL; |
1269 |
|
pRegion = pParent; |
1270 |
|
|
1271 |
|
if (_3ewl->GetSubChunk(CHUNK_ID_WSMP)) memcpy(&Crossfade, &SamplerOptions, 4); |
1272 |
|
else memset(&Crossfade, 0, 4); |
1273 |
|
|
|
memcpy(&Crossfade, &SamplerOptions, 4); |
|
1274 |
if (!pVelocityTables) pVelocityTables = new VelocityTableMap; |
if (!pVelocityTables) pVelocityTables = new VelocityTableMap; |
1275 |
|
|
1276 |
RIFF::Chunk* _3ewa = _3ewl->GetSubChunk(CHUNK_ID_3EWA); |
RIFF::Chunk* _3ewa = _3ewl->GetSubChunk(CHUNK_ID_3EWA); |
1277 |
if (_3ewa) { // if '3ewa' chunk exists |
if (_3ewa) { // if '3ewa' chunk exists |
1278 |
_3ewa->ReadInt32(); // unknown, always 0x0000008C ? |
_3ewa->ReadInt32(); // unknown, always == chunk size ? |
1279 |
LFO3Frequency = (double) GIG_EXP_DECODE(_3ewa->ReadInt32()); |
LFO3Frequency = (double) GIG_EXP_DECODE(_3ewa->ReadInt32()); |
1280 |
EG3Attack = (double) GIG_EXP_DECODE(_3ewa->ReadInt32()); |
EG3Attack = (double) GIG_EXP_DECODE(_3ewa->ReadInt32()); |
1281 |
_3ewa->ReadInt16(); // unknown |
_3ewa->ReadInt16(); // unknown |
1420 |
if (lfo3ctrl & 0x40) // bit 6 |
if (lfo3ctrl & 0x40) // bit 6 |
1421 |
VCFType = vcf_type_lowpassturbo; |
VCFType = vcf_type_lowpassturbo; |
1422 |
} |
} |
1423 |
|
if (_3ewa->RemainingBytes() >= 8) { |
1424 |
|
_3ewa->Read(DimensionUpperLimits, 1, 8); |
1425 |
|
} else { |
1426 |
|
memset(DimensionUpperLimits, 0, 8); |
1427 |
|
} |
1428 |
} else { // '3ewa' chunk does not exist yet |
} else { // '3ewa' chunk does not exist yet |
1429 |
// use default values |
// use default values |
1430 |
LFO3Frequency = 1.0; |
LFO3Frequency = 1.0; |
1434 |
LFO1ControlDepth = 0; |
LFO1ControlDepth = 0; |
1435 |
LFO3ControlDepth = 0; |
LFO3ControlDepth = 0; |
1436 |
EG1Attack = 0.0; |
EG1Attack = 0.0; |
1437 |
EG1Decay1 = 0.0; |
EG1Decay1 = 0.005; |
1438 |
EG1Sustain = 0; |
EG1Sustain = 1000; |
1439 |
EG1Release = 0.0; |
EG1Release = 0.3; |
1440 |
EG1Controller.type = eg1_ctrl_t::type_none; |
EG1Controller.type = eg1_ctrl_t::type_none; |
1441 |
EG1Controller.controller_number = 0; |
EG1Controller.controller_number = 0; |
1442 |
EG1ControllerInvert = false; |
EG1ControllerInvert = false; |
1451 |
EG2ControllerReleaseInfluence = 0; |
EG2ControllerReleaseInfluence = 0; |
1452 |
LFO1Frequency = 1.0; |
LFO1Frequency = 1.0; |
1453 |
EG2Attack = 0.0; |
EG2Attack = 0.0; |
1454 |
EG2Decay1 = 0.0; |
EG2Decay1 = 0.005; |
1455 |
EG2Sustain = 0; |
EG2Sustain = 1000; |
1456 |
EG2Release = 0.0; |
EG2Release = 0.3; |
1457 |
LFO2ControlDepth = 0; |
LFO2ControlDepth = 0; |
1458 |
LFO2Frequency = 1.0; |
LFO2Frequency = 1.0; |
1459 |
LFO2InternalDepth = 0; |
LFO2InternalDepth = 0; |
1460 |
EG1Decay2 = 0.0; |
EG1Decay2 = 0.0; |
1461 |
EG1InfiniteSustain = false; |
EG1InfiniteSustain = true; |
1462 |
EG1PreAttack = 1000; |
EG1PreAttack = 0; |
1463 |
EG2Decay2 = 0.0; |
EG2Decay2 = 0.0; |
1464 |
EG2InfiniteSustain = false; |
EG2InfiniteSustain = true; |
1465 |
EG2PreAttack = 1000; |
EG2PreAttack = 0; |
1466 |
VelocityResponseCurve = curve_type_nonlinear; |
VelocityResponseCurve = curve_type_nonlinear; |
1467 |
VelocityResponseDepth = 3; |
VelocityResponseDepth = 3; |
1468 |
ReleaseVelocityResponseCurve = curve_type_nonlinear; |
ReleaseVelocityResponseCurve = curve_type_nonlinear; |
1505 |
VCFVelocityDynamicRange = 0x04; |
VCFVelocityDynamicRange = 0x04; |
1506 |
VCFVelocityCurve = curve_type_linear; |
VCFVelocityCurve = curve_type_linear; |
1507 |
VCFType = vcf_type_lowpass; |
VCFType = vcf_type_lowpass; |
1508 |
|
memset(DimensionUpperLimits, 127, 8); |
1509 |
} |
} |
1510 |
|
|
1511 |
pVelocityAttenuationTable = GetVelocityTable(VelocityResponseCurve, |
pVelocityAttenuationTable = GetVelocityTable(VelocityResponseCurve, |
1543 |
VelocityTable = 0; |
VelocityTable = 0; |
1544 |
} |
} |
1545 |
|
|
1546 |
|
/* |
1547 |
|
* Constructs a DimensionRegion by copying all parameters from |
1548 |
|
* another DimensionRegion |
1549 |
|
*/ |
1550 |
|
DimensionRegion::DimensionRegion(RIFF::List* _3ewl, const DimensionRegion& src) : DLS::Sampler(_3ewl) { |
1551 |
|
Instances++; |
1552 |
|
*this = src; // default memberwise shallow copy of all parameters |
1553 |
|
pParentList = _3ewl; // restore the chunk pointer |
1554 |
|
|
1555 |
|
// deep copy of owned structures |
1556 |
|
if (src.VelocityTable) { |
1557 |
|
VelocityTable = new uint8_t[128]; |
1558 |
|
for (int k = 0 ; k < 128 ; k++) |
1559 |
|
VelocityTable[k] = src.VelocityTable[k]; |
1560 |
|
} |
1561 |
|
if (src.pSampleLoops) { |
1562 |
|
pSampleLoops = new DLS::sample_loop_t[src.SampleLoops]; |
1563 |
|
for (int k = 0 ; k < src.SampleLoops ; k++) |
1564 |
|
pSampleLoops[k] = src.pSampleLoops[k]; |
1565 |
|
} |
1566 |
|
} |
1567 |
|
|
1568 |
/** |
/** |
1569 |
* Apply dimension region settings to the respective RIFF chunks. You |
* Apply dimension region settings to the respective RIFF chunks. You |
1570 |
* have to call File::Save() to make changes persistent. |
* have to call File::Save() to make changes persistent. |
1573 |
* It will be called automatically when File::Save() was called. |
* It will be called automatically when File::Save() was called. |
1574 |
*/ |
*/ |
1575 |
void DimensionRegion::UpdateChunks() { |
void DimensionRegion::UpdateChunks() { |
1576 |
|
// check if wsmp is going to be created by |
1577 |
|
// DLS::Sampler::UpdateChunks |
1578 |
|
bool wsmp_created = !pParentList->GetSubChunk(CHUNK_ID_WSMP); |
1579 |
|
|
1580 |
// first update base class's chunk |
// first update base class's chunk |
1581 |
DLS::Sampler::UpdateChunks(); |
DLS::Sampler::UpdateChunks(); |
1582 |
|
|
1583 |
|
RIFF::Chunk* wsmp = pParentList->GetSubChunk(CHUNK_ID_WSMP); |
1584 |
|
uint8_t* pData = (uint8_t*) wsmp->LoadChunkData(); |
1585 |
|
pData[12] = Crossfade.in_start; |
1586 |
|
pData[13] = Crossfade.in_end; |
1587 |
|
pData[14] = Crossfade.out_start; |
1588 |
|
pData[15] = Crossfade.out_end; |
1589 |
|
|
1590 |
// make sure '3ewa' chunk exists |
// make sure '3ewa' chunk exists |
1591 |
RIFF::Chunk* _3ewa = pParentList->GetSubChunk(CHUNK_ID_3EWA); |
RIFF::Chunk* _3ewa = pParentList->GetSubChunk(CHUNK_ID_3EWA); |
1592 |
if (!_3ewa) _3ewa = pParentList->AddSubChunk(CHUNK_ID_3EWA, 140); |
if (!_3ewa) _3ewa = pParentList->AddSubChunk(CHUNK_ID_3EWA, 140); |
1593 |
uint8_t* pData = (uint8_t*) _3ewa->LoadChunkData(); |
else if (wsmp_created) { |
1594 |
|
// make sure the chunk order is: wsmp, 3ewa |
1595 |
|
pParentList->MoveSubChunk(_3ewa, 0); |
1596 |
|
} |
1597 |
|
pData = (uint8_t*) _3ewa->LoadChunkData(); |
1598 |
|
|
1599 |
// update '3ewa' chunk with DimensionRegion's current settings |
// update '3ewa' chunk with DimensionRegion's current settings |
1600 |
|
|
1601 |
const uint32_t unknown = 0x0000008C; // unknown, always 0x0000008C ? |
const uint32_t chunksize = _3ewa->GetNewSize(); |
1602 |
memcpy(&pData[0], &unknown, 4); |
store32(&pData[0], chunksize); // unknown, always chunk size? |
1603 |
|
|
1604 |
const int32_t lfo3freq = (int32_t) GIG_EXP_ENCODE(LFO3Frequency); |
const int32_t lfo3freq = (int32_t) GIG_EXP_ENCODE(LFO3Frequency); |
1605 |
memcpy(&pData[4], &lfo3freq, 4); |
store32(&pData[4], lfo3freq); |
1606 |
|
|
1607 |
const int32_t eg3attack = (int32_t) GIG_EXP_ENCODE(EG3Attack); |
const int32_t eg3attack = (int32_t) GIG_EXP_ENCODE(EG3Attack); |
1608 |
memcpy(&pData[4], &eg3attack, 4); |
store32(&pData[8], eg3attack); |
1609 |
|
|
1610 |
// next 2 bytes unknown |
// next 2 bytes unknown |
1611 |
|
|
1612 |
memcpy(&pData[10], &LFO1InternalDepth, 2); |
store16(&pData[14], LFO1InternalDepth); |
1613 |
|
|
1614 |
// next 2 bytes unknown |
// next 2 bytes unknown |
1615 |
|
|
1616 |
memcpy(&pData[14], &LFO3InternalDepth, 2); |
store16(&pData[18], LFO3InternalDepth); |
1617 |
|
|
1618 |
// next 2 bytes unknown |
// next 2 bytes unknown |
1619 |
|
|
1620 |
memcpy(&pData[18], &LFO1ControlDepth, 2); |
store16(&pData[22], LFO1ControlDepth); |
1621 |
|
|
1622 |
// next 2 bytes unknown |
// next 2 bytes unknown |
1623 |
|
|
1624 |
memcpy(&pData[22], &LFO3ControlDepth, 2); |
store16(&pData[26], LFO3ControlDepth); |
1625 |
|
|
1626 |
const int32_t eg1attack = (int32_t) GIG_EXP_ENCODE(EG1Attack); |
const int32_t eg1attack = (int32_t) GIG_EXP_ENCODE(EG1Attack); |
1627 |
memcpy(&pData[24], &eg1attack, 4); |
store32(&pData[28], eg1attack); |
1628 |
|
|
1629 |
const int32_t eg1decay1 = (int32_t) GIG_EXP_ENCODE(EG1Decay1); |
const int32_t eg1decay1 = (int32_t) GIG_EXP_ENCODE(EG1Decay1); |
1630 |
memcpy(&pData[28], &eg1decay1, 4); |
store32(&pData[32], eg1decay1); |
1631 |
|
|
1632 |
// next 2 bytes unknown |
// next 2 bytes unknown |
1633 |
|
|
1634 |
memcpy(&pData[34], &EG1Sustain, 2); |
store16(&pData[38], EG1Sustain); |
1635 |
|
|
1636 |
const int32_t eg1release = (int32_t) GIG_EXP_ENCODE(EG1Release); |
const int32_t eg1release = (int32_t) GIG_EXP_ENCODE(EG1Release); |
1637 |
memcpy(&pData[36], &eg1release, 4); |
store32(&pData[40], eg1release); |
1638 |
|
|
1639 |
const uint8_t eg1ctl = (uint8_t) EncodeLeverageController(EG1Controller); |
const uint8_t eg1ctl = (uint8_t) EncodeLeverageController(EG1Controller); |
1640 |
memcpy(&pData[40], &eg1ctl, 1); |
pData[44] = eg1ctl; |
1641 |
|
|
1642 |
const uint8_t eg1ctrloptions = |
const uint8_t eg1ctrloptions = |
1643 |
(EG1ControllerInvert) ? 0x01 : 0x00 | |
(EG1ControllerInvert ? 0x01 : 0x00) | |
1644 |
GIG_EG_CTR_ATTACK_INFLUENCE_ENCODE(EG1ControllerAttackInfluence) | |
GIG_EG_CTR_ATTACK_INFLUENCE_ENCODE(EG1ControllerAttackInfluence) | |
1645 |
GIG_EG_CTR_DECAY_INFLUENCE_ENCODE(EG1ControllerDecayInfluence) | |
GIG_EG_CTR_DECAY_INFLUENCE_ENCODE(EG1ControllerDecayInfluence) | |
1646 |
GIG_EG_CTR_RELEASE_INFLUENCE_ENCODE(EG1ControllerReleaseInfluence); |
GIG_EG_CTR_RELEASE_INFLUENCE_ENCODE(EG1ControllerReleaseInfluence); |
1647 |
memcpy(&pData[41], &eg1ctrloptions, 1); |
pData[45] = eg1ctrloptions; |
1648 |
|
|
1649 |
const uint8_t eg2ctl = (uint8_t) EncodeLeverageController(EG2Controller); |
const uint8_t eg2ctl = (uint8_t) EncodeLeverageController(EG2Controller); |
1650 |
memcpy(&pData[42], &eg2ctl, 1); |
pData[46] = eg2ctl; |
1651 |
|
|
1652 |
const uint8_t eg2ctrloptions = |
const uint8_t eg2ctrloptions = |
1653 |
(EG2ControllerInvert) ? 0x01 : 0x00 | |
(EG2ControllerInvert ? 0x01 : 0x00) | |
1654 |
GIG_EG_CTR_ATTACK_INFLUENCE_ENCODE(EG2ControllerAttackInfluence) | |
GIG_EG_CTR_ATTACK_INFLUENCE_ENCODE(EG2ControllerAttackInfluence) | |
1655 |
GIG_EG_CTR_DECAY_INFLUENCE_ENCODE(EG2ControllerDecayInfluence) | |
GIG_EG_CTR_DECAY_INFLUENCE_ENCODE(EG2ControllerDecayInfluence) | |
1656 |
GIG_EG_CTR_RELEASE_INFLUENCE_ENCODE(EG2ControllerReleaseInfluence); |
GIG_EG_CTR_RELEASE_INFLUENCE_ENCODE(EG2ControllerReleaseInfluence); |
1657 |
memcpy(&pData[43], &eg2ctrloptions, 1); |
pData[47] = eg2ctrloptions; |
1658 |
|
|
1659 |
const int32_t lfo1freq = (int32_t) GIG_EXP_ENCODE(LFO1Frequency); |
const int32_t lfo1freq = (int32_t) GIG_EXP_ENCODE(LFO1Frequency); |
1660 |
memcpy(&pData[44], &lfo1freq, 4); |
store32(&pData[48], lfo1freq); |
1661 |
|
|
1662 |
const int32_t eg2attack = (int32_t) GIG_EXP_ENCODE(EG2Attack); |
const int32_t eg2attack = (int32_t) GIG_EXP_ENCODE(EG2Attack); |
1663 |
memcpy(&pData[48], &eg2attack, 4); |
store32(&pData[52], eg2attack); |
1664 |
|
|
1665 |
const int32_t eg2decay1 = (int32_t) GIG_EXP_ENCODE(EG2Decay1); |
const int32_t eg2decay1 = (int32_t) GIG_EXP_ENCODE(EG2Decay1); |
1666 |
memcpy(&pData[52], &eg2decay1, 4); |
store32(&pData[56], eg2decay1); |
1667 |
|
|
1668 |
// next 2 bytes unknown |
// next 2 bytes unknown |
1669 |
|
|
1670 |
memcpy(&pData[58], &EG2Sustain, 2); |
store16(&pData[62], EG2Sustain); |
1671 |
|
|
1672 |
const int32_t eg2release = (int32_t) GIG_EXP_ENCODE(EG2Release); |
const int32_t eg2release = (int32_t) GIG_EXP_ENCODE(EG2Release); |
1673 |
memcpy(&pData[60], &eg2release, 4); |
store32(&pData[64], eg2release); |
1674 |
|
|
1675 |
// next 2 bytes unknown |
// next 2 bytes unknown |
1676 |
|
|
1677 |
memcpy(&pData[66], &LFO2ControlDepth, 2); |
store16(&pData[70], LFO2ControlDepth); |
1678 |
|
|
1679 |
const int32_t lfo2freq = (int32_t) GIG_EXP_ENCODE(LFO2Frequency); |
const int32_t lfo2freq = (int32_t) GIG_EXP_ENCODE(LFO2Frequency); |
1680 |
memcpy(&pData[68], &lfo2freq, 4); |
store32(&pData[72], lfo2freq); |
1681 |
|
|
1682 |
// next 2 bytes unknown |
// next 2 bytes unknown |
1683 |
|
|
1684 |
memcpy(&pData[72], &LFO2InternalDepth, 2); |
store16(&pData[78], LFO2InternalDepth); |
1685 |
|
|
1686 |
const int32_t eg1decay2 = (int32_t) (EG1InfiniteSustain) ? 0x7fffffff : (int32_t) GIG_EXP_ENCODE(EG1Decay2); |
const int32_t eg1decay2 = (int32_t) (EG1InfiniteSustain) ? 0x7fffffff : (int32_t) GIG_EXP_ENCODE(EG1Decay2); |
1687 |
memcpy(&pData[74], &eg1decay2, 4); |
store32(&pData[80], eg1decay2); |
1688 |
|
|
1689 |
// next 2 bytes unknown |
// next 2 bytes unknown |
1690 |
|
|
1691 |
memcpy(&pData[80], &EG1PreAttack, 2); |
store16(&pData[86], EG1PreAttack); |
1692 |
|
|
1693 |
const int32_t eg2decay2 = (int32_t) (EG2InfiniteSustain) ? 0x7fffffff : (int32_t) GIG_EXP_ENCODE(EG2Decay2); |
const int32_t eg2decay2 = (int32_t) (EG2InfiniteSustain) ? 0x7fffffff : (int32_t) GIG_EXP_ENCODE(EG2Decay2); |
1694 |
memcpy(&pData[82], &eg2decay2, 4); |
store32(&pData[88], eg2decay2); |
1695 |
|
|
1696 |
// next 2 bytes unknown |
// next 2 bytes unknown |
1697 |
|
|
1698 |
memcpy(&pData[88], &EG2PreAttack, 2); |
store16(&pData[94], EG2PreAttack); |
1699 |
|
|
1700 |
{ |
{ |
1701 |
if (VelocityResponseDepth > 4) throw Exception("VelocityResponseDepth must be between 0 and 4"); |
if (VelocityResponseDepth > 4) throw Exception("VelocityResponseDepth must be between 0 and 4"); |
1713 |
default: |
default: |
1714 |
throw Exception("Could not update DimensionRegion's chunk, unknown VelocityResponseCurve selected"); |
throw Exception("Could not update DimensionRegion's chunk, unknown VelocityResponseCurve selected"); |
1715 |
} |
} |
1716 |
memcpy(&pData[90], &velocityresponse, 1); |
pData[96] = velocityresponse; |
1717 |
} |
} |
1718 |
|
|
1719 |
{ |
{ |
1732 |
default: |
default: |
1733 |
throw Exception("Could not update DimensionRegion's chunk, unknown ReleaseVelocityResponseCurve selected"); |
throw Exception("Could not update DimensionRegion's chunk, unknown ReleaseVelocityResponseCurve selected"); |
1734 |
} |
} |
1735 |
memcpy(&pData[91], &releasevelocityresponse, 1); |
pData[97] = releasevelocityresponse; |
1736 |
} |
} |
1737 |
|
|
1738 |
memcpy(&pData[92], &VelocityResponseCurveScaling, 1); |
pData[98] = VelocityResponseCurveScaling; |
1739 |
|
|
1740 |
memcpy(&pData[93], &AttenuationControllerThreshold, 1); |
pData[99] = AttenuationControllerThreshold; |
1741 |
|
|
1742 |
// next 4 bytes unknown |
// next 4 bytes unknown |
1743 |
|
|
1744 |
memcpy(&pData[98], &SampleStartOffset, 2); |
store16(&pData[104], SampleStartOffset); |
1745 |
|
|
1746 |
// next 2 bytes unknown |
// next 2 bytes unknown |
1747 |
|
|
1760 |
default: |
default: |
1761 |
throw Exception("Could not update DimensionRegion's chunk, unknown DimensionBypass selected"); |
throw Exception("Could not update DimensionRegion's chunk, unknown DimensionBypass selected"); |
1762 |
} |
} |
1763 |
memcpy(&pData[102], &pitchTrackDimensionBypass, 1); |
pData[108] = pitchTrackDimensionBypass; |
1764 |
} |
} |
1765 |
|
|
1766 |
const uint8_t pan = (Pan >= 0) ? Pan : ((-Pan) + 63); // signed 8 bit -> signed 7 bit |
const uint8_t pan = (Pan >= 0) ? Pan : ((-Pan) + 63); // signed 8 bit -> signed 7 bit |
1767 |
memcpy(&pData[103], &pan, 1); |
pData[109] = pan; |
1768 |
|
|
1769 |
const uint8_t selfmask = (SelfMask) ? 0x01 : 0x00; |
const uint8_t selfmask = (SelfMask) ? 0x01 : 0x00; |
1770 |
memcpy(&pData[104], &selfmask, 1); |
pData[110] = selfmask; |
1771 |
|
|
1772 |
// next byte unknown |
// next byte unknown |
1773 |
|
|
1776 |
if (LFO3Sync) lfo3ctrl |= 0x20; // bit 5 |
if (LFO3Sync) lfo3ctrl |= 0x20; // bit 5 |
1777 |
if (InvertAttenuationController) lfo3ctrl |= 0x80; // bit 7 |
if (InvertAttenuationController) lfo3ctrl |= 0x80; // bit 7 |
1778 |
if (VCFType == vcf_type_lowpassturbo) lfo3ctrl |= 0x40; // bit 6 |
if (VCFType == vcf_type_lowpassturbo) lfo3ctrl |= 0x40; // bit 6 |
1779 |
memcpy(&pData[106], &lfo3ctrl, 1); |
pData[112] = lfo3ctrl; |
1780 |
} |
} |
1781 |
|
|
1782 |
const uint8_t attenctl = EncodeLeverageController(AttenuationController); |
const uint8_t attenctl = EncodeLeverageController(AttenuationController); |
1783 |
memcpy(&pData[107], &attenctl, 1); |
pData[113] = attenctl; |
1784 |
|
|
1785 |
{ |
{ |
1786 |
uint8_t lfo2ctrl = LFO2Controller & 0x07; // lower 3 bits |
uint8_t lfo2ctrl = LFO2Controller & 0x07; // lower 3 bits |
1787 |
if (LFO2FlipPhase) lfo2ctrl |= 0x80; // bit 7 |
if (LFO2FlipPhase) lfo2ctrl |= 0x80; // bit 7 |
1788 |
if (LFO2Sync) lfo2ctrl |= 0x20; // bit 5 |
if (LFO2Sync) lfo2ctrl |= 0x20; // bit 5 |
1789 |
if (VCFResonanceController != vcf_res_ctrl_none) lfo2ctrl |= 0x40; // bit 6 |
if (VCFResonanceController != vcf_res_ctrl_none) lfo2ctrl |= 0x40; // bit 6 |
1790 |
memcpy(&pData[108], &lfo2ctrl, 1); |
pData[114] = lfo2ctrl; |
1791 |
} |
} |
1792 |
|
|
1793 |
{ |
{ |
1796 |
if (LFO1Sync) lfo1ctrl |= 0x40; // bit 6 |
if (LFO1Sync) lfo1ctrl |= 0x40; // bit 6 |
1797 |
if (VCFResonanceController != vcf_res_ctrl_none) |
if (VCFResonanceController != vcf_res_ctrl_none) |
1798 |
lfo1ctrl |= GIG_VCF_RESONANCE_CTRL_ENCODE(VCFResonanceController); |
lfo1ctrl |= GIG_VCF_RESONANCE_CTRL_ENCODE(VCFResonanceController); |
1799 |
memcpy(&pData[109], &lfo1ctrl, 1); |
pData[115] = lfo1ctrl; |
1800 |
} |
} |
1801 |
|
|
1802 |
const uint16_t eg3depth = (EG3Depth >= 0) ? EG3Depth |
const uint16_t eg3depth = (EG3Depth >= 0) ? EG3Depth |
1803 |
: uint16_t(((-EG3Depth) - 1) ^ 0xffff); /* binary complementary for negatives */ |
: uint16_t(((-EG3Depth) - 1) ^ 0xffff); /* binary complementary for negatives */ |
1804 |
memcpy(&pData[110], &eg3depth, 1); |
pData[116] = eg3depth; |
1805 |
|
|
1806 |
// next 2 bytes unknown |
// next 2 bytes unknown |
1807 |
|
|
1808 |
const uint8_t channeloffset = ChannelOffset * 4; |
const uint8_t channeloffset = ChannelOffset * 4; |
1809 |
memcpy(&pData[113], &channeloffset, 1); |
pData[120] = channeloffset; |
1810 |
|
|
1811 |
{ |
{ |
1812 |
uint8_t regoptions = 0; |
uint8_t regoptions = 0; |
1813 |
if (MSDecode) regoptions |= 0x01; // bit 0 |
if (MSDecode) regoptions |= 0x01; // bit 0 |
1814 |
if (SustainDefeat) regoptions |= 0x02; // bit 1 |
if (SustainDefeat) regoptions |= 0x02; // bit 1 |
1815 |
memcpy(&pData[114], ®options, 1); |
pData[121] = regoptions; |
1816 |
} |
} |
1817 |
|
|
1818 |
// next 2 bytes unknown |
// next 2 bytes unknown |
1819 |
|
|
1820 |
memcpy(&pData[117], &VelocityUpperLimit, 1); |
pData[124] = VelocityUpperLimit; |
1821 |
|
|
1822 |
// next 3 bytes unknown |
// next 3 bytes unknown |
1823 |
|
|
1824 |
memcpy(&pData[121], &ReleaseTriggerDecay, 1); |
pData[128] = ReleaseTriggerDecay; |
1825 |
|
|
1826 |
// next 2 bytes unknown |
// next 2 bytes unknown |
1827 |
|
|
1828 |
const uint8_t eg1hold = (EG1Hold) ? 0x80 : 0x00; // bit 7 |
const uint8_t eg1hold = (EG1Hold) ? 0x80 : 0x00; // bit 7 |
1829 |
memcpy(&pData[124], &eg1hold, 1); |
pData[131] = eg1hold; |
1830 |
|
|
1831 |
const uint8_t vcfcutoff = (VCFEnabled) ? 0x80 : 0x00 | /* bit 7 */ |
const uint8_t vcfcutoff = (VCFEnabled ? 0x80 : 0x00) | /* bit 7 */ |
1832 |
(VCFCutoff) ? 0x7f : 0x00; /* lower 7 bits */ |
(VCFCutoff & 0x7f); /* lower 7 bits */ |
1833 |
memcpy(&pData[125], &vcfcutoff, 1); |
pData[132] = vcfcutoff; |
1834 |
|
|
1835 |
memcpy(&pData[126], &VCFCutoffController, 1); |
pData[133] = VCFCutoffController; |
1836 |
|
|
1837 |
const uint8_t vcfvelscale = (VCFCutoffControllerInvert) ? 0x80 : 0x00 | /* bit 7 */ |
const uint8_t vcfvelscale = (VCFCutoffControllerInvert ? 0x80 : 0x00) | /* bit 7 */ |
1838 |
(VCFVelocityScale) ? 0x7f : 0x00; /* lower 7 bits */ |
(VCFVelocityScale & 0x7f); /* lower 7 bits */ |
1839 |
memcpy(&pData[127], &vcfvelscale, 1); |
pData[134] = vcfvelscale; |
1840 |
|
|
1841 |
// next byte unknown |
// next byte unknown |
1842 |
|
|
1843 |
const uint8_t vcfresonance = (VCFResonanceDynamic) ? 0x00 : 0x80 | /* bit 7 */ |
const uint8_t vcfresonance = (VCFResonanceDynamic ? 0x00 : 0x80) | /* bit 7 */ |
1844 |
(VCFResonance) ? 0x7f : 0x00; /* lower 7 bits */ |
(VCFResonance & 0x7f); /* lower 7 bits */ |
1845 |
memcpy(&pData[129], &vcfresonance, 1); |
pData[136] = vcfresonance; |
1846 |
|
|
1847 |
const uint8_t vcfbreakpoint = (VCFKeyboardTracking) ? 0x80 : 0x00 | /* bit 7 */ |
const uint8_t vcfbreakpoint = (VCFKeyboardTracking ? 0x80 : 0x00) | /* bit 7 */ |
1848 |
(VCFKeyboardTrackingBreakpoint) ? 0x7f : 0x00; /* lower 7 bits */ |
(VCFKeyboardTrackingBreakpoint & 0x7f); /* lower 7 bits */ |
1849 |
memcpy(&pData[130], &vcfbreakpoint, 1); |
pData[137] = vcfbreakpoint; |
1850 |
|
|
1851 |
const uint8_t vcfvelocity = VCFVelocityDynamicRange % 5 | |
const uint8_t vcfvelocity = VCFVelocityDynamicRange % 5 | |
1852 |
VCFVelocityCurve * 5; |
VCFVelocityCurve * 5; |
1853 |
memcpy(&pData[131], &vcfvelocity, 1); |
pData[138] = vcfvelocity; |
1854 |
|
|
1855 |
const uint8_t vcftype = (VCFType == vcf_type_lowpassturbo) ? vcf_type_lowpass : VCFType; |
const uint8_t vcftype = (VCFType == vcf_type_lowpassturbo) ? vcf_type_lowpass : VCFType; |
1856 |
memcpy(&pData[132], &vcftype, 1); |
pData[139] = vcftype; |
1857 |
|
|
1858 |
|
if (chunksize >= 148) { |
1859 |
|
memcpy(&pData[140], DimensionUpperLimits, 8); |
1860 |
|
} |
1861 |
} |
} |
1862 |
|
|
1863 |
// get the corresponding velocity table from the table map or create & calculate that table if it doesn't exist yet |
// get the corresponding velocity table from the table map or create & calculate that table if it doesn't exist yet |
1875 |
return table; |
return table; |
1876 |
} |
} |
1877 |
|
|
1878 |
|
Region* DimensionRegion::GetParent() const { |
1879 |
|
return pRegion; |
1880 |
|
} |
1881 |
|
|
1882 |
leverage_ctrl_t DimensionRegion::DecodeLeverageController(_lev_ctrl_t EncodedController) { |
leverage_ctrl_t DimensionRegion::DecodeLeverageController(_lev_ctrl_t EncodedController) { |
1883 |
leverage_ctrl_t decodedcontroller; |
leverage_ctrl_t decodedcontroller; |
1884 |
switch (EncodedController) { |
switch (EncodedController) { |
2086 |
default: |
default: |
2087 |
throw gig::Exception("leverage controller number is not supported by the gig format"); |
throw gig::Exception("leverage controller number is not supported by the gig format"); |
2088 |
} |
} |
2089 |
|
break; |
2090 |
default: |
default: |
2091 |
throw gig::Exception("Unknown leverage controller type."); |
throw gig::Exception("Unknown leverage controller type."); |
2092 |
} |
} |
2223 |
for (int i = 0; i < dimensionBits; i++) { |
for (int i = 0; i < dimensionBits; i++) { |
2224 |
dimension_t dimension = static_cast<dimension_t>(_3lnk->ReadUint8()); |
dimension_t dimension = static_cast<dimension_t>(_3lnk->ReadUint8()); |
2225 |
uint8_t bits = _3lnk->ReadUint8(); |
uint8_t bits = _3lnk->ReadUint8(); |
2226 |
_3lnk->ReadUint8(); // probably the position of the dimension |
_3lnk->ReadUint8(); // bit position of the dimension (bits[0] + bits[1] + ... + bits[i-1]) |
2227 |
_3lnk->ReadUint8(); // unknown |
_3lnk->ReadUint8(); // (1 << bit position of next dimension) - (1 << bit position of this dimension) |
2228 |
uint8_t zones = _3lnk->ReadUint8(); // new for v3: number of zones doesn't have to be == pow(2,bits) |
uint8_t zones = _3lnk->ReadUint8(); // new for v3: number of zones doesn't have to be == pow(2,bits) |
2229 |
if (dimension == dimension_none) { // inactive dimension |
if (dimension == dimension_none) { // inactive dimension |
2230 |
pDimensionDefinitions[i].dimension = dimension_none; |
pDimensionDefinitions[i].dimension = dimension_none; |
2237 |
pDimensionDefinitions[i].dimension = dimension; |
pDimensionDefinitions[i].dimension = dimension; |
2238 |
pDimensionDefinitions[i].bits = bits; |
pDimensionDefinitions[i].bits = bits; |
2239 |
pDimensionDefinitions[i].zones = zones ? zones : 0x01 << bits; // = pow(2,bits) |
pDimensionDefinitions[i].zones = zones ? zones : 0x01 << bits; // = pow(2,bits) |
2240 |
pDimensionDefinitions[i].split_type = (dimension == dimension_layer || |
pDimensionDefinitions[i].split_type = __resolveSplitType(dimension); |
2241 |
dimension == dimension_samplechannel || |
pDimensionDefinitions[i].zone_size = __resolveZoneSize(pDimensionDefinitions[i]); |
|
dimension == dimension_releasetrigger || |
|
|
dimension == dimension_keyboard || |
|
|
dimension == dimension_roundrobin || |
|
|
dimension == dimension_random) ? split_type_bit |
|
|
: split_type_normal; |
|
|
pDimensionDefinitions[i].zone_size = |
|
|
(pDimensionDefinitions[i].split_type == split_type_normal) ? 128.0 / pDimensionDefinitions[i].zones |
|
|
: 0; |
|
2242 |
Dimensions++; |
Dimensions++; |
2243 |
|
|
2244 |
// if this is a layer dimension, remember the amount of layers |
// if this is a layer dimension, remember the amount of layers |
2263 |
uint32_t wavepoolindex = _3lnk->ReadUint32(); |
uint32_t wavepoolindex = _3lnk->ReadUint32(); |
2264 |
if (file->pWavePoolTable) pDimensionRegions[i]->pSample = GetSampleFromWavePool(wavepoolindex); |
if (file->pWavePoolTable) pDimensionRegions[i]->pSample = GetSampleFromWavePool(wavepoolindex); |
2265 |
} |
} |
2266 |
|
GetSample(); // load global region sample reference |
2267 |
|
} else { |
2268 |
|
DimensionRegions = 0; |
2269 |
|
for (int i = 0 ; i < 8 ; i++) { |
2270 |
|
pDimensionDefinitions[i].dimension = dimension_none; |
2271 |
|
pDimensionDefinitions[i].bits = 0; |
2272 |
|
pDimensionDefinitions[i].zones = 0; |
2273 |
|
} |
2274 |
} |
} |
2275 |
|
|
2276 |
// make sure there is at least one dimension region |
// make sure there is at least one dimension region |
2278 |
RIFF::List* _3prg = rgnList->GetSubList(LIST_TYPE_3PRG); |
RIFF::List* _3prg = rgnList->GetSubList(LIST_TYPE_3PRG); |
2279 |
if (!_3prg) _3prg = rgnList->AddSubList(LIST_TYPE_3PRG); |
if (!_3prg) _3prg = rgnList->AddSubList(LIST_TYPE_3PRG); |
2280 |
RIFF::List* _3ewl = _3prg->AddSubList(LIST_TYPE_3EWL); |
RIFF::List* _3ewl = _3prg->AddSubList(LIST_TYPE_3EWL); |
2281 |
pDimensionRegions[0] = new DimensionRegion(_3ewl); |
pDimensionRegions[0] = new DimensionRegion(this, _3ewl); |
2282 |
DimensionRegions = 1; |
DimensionRegions = 1; |
2283 |
} |
} |
2284 |
} |
} |
2293 |
* @throws gig::Exception if samples cannot be dereferenced |
* @throws gig::Exception if samples cannot be dereferenced |
2294 |
*/ |
*/ |
2295 |
void Region::UpdateChunks() { |
void Region::UpdateChunks() { |
2296 |
|
// in the gig format we don't care about the Region's sample reference |
2297 |
|
// but we still have to provide some existing one to not corrupt the |
2298 |
|
// file, so to avoid the latter we simply always assign the sample of |
2299 |
|
// the first dimension region of this region |
2300 |
|
pSample = pDimensionRegions[0]->pSample; |
2301 |
|
|
2302 |
// first update base class's chunks |
// first update base class's chunks |
2303 |
DLS::Region::UpdateChunks(); |
DLS::Region::UpdateChunks(); |
2304 |
|
|
2305 |
|
File* pFile = (File*) GetParent()->GetParent(); |
2306 |
|
bool version3 = pFile->pVersion && pFile->pVersion->major == 3; |
2307 |
|
|
2308 |
// update dimension region's chunks |
// update dimension region's chunks |
2309 |
for (int i = 0; i < DimensionRegions; i++) { |
for (int i = 0; i < DimensionRegions; i++) { |
2310 |
pDimensionRegions[i]->UpdateChunks(); |
DimensionRegion* d = pDimensionRegions[i]; |
2311 |
|
|
2312 |
|
// make sure '3ewa' chunk exists (we need to this before |
2313 |
|
// calling DimensionRegion::UpdateChunks, as |
2314 |
|
// DimensionRegion doesn't know which file version it is) |
2315 |
|
RIFF::Chunk* _3ewa = d->pParentList->GetSubChunk(CHUNK_ID_3EWA); |
2316 |
|
if (!_3ewa) d->pParentList->AddSubChunk(CHUNK_ID_3EWA, version3 ? 148 : 140); |
2317 |
|
|
2318 |
|
d->UpdateChunks(); |
2319 |
} |
} |
2320 |
|
|
2321 |
File* pFile = (File*) GetParent()->GetParent(); |
const int iMaxDimensions = version3 ? 8 : 5; |
2322 |
const int iMaxDimensions = (pFile->pVersion && pFile->pVersion->major == 3) ? 8 : 5; |
const int iMaxDimensionRegions = version3 ? 256 : 32; |
|
const int iMaxDimensionRegions = (pFile->pVersion && pFile->pVersion->major == 3) ? 256 : 32; |
|
2323 |
|
|
2324 |
// make sure '3lnk' chunk exists |
// make sure '3lnk' chunk exists |
2325 |
RIFF::Chunk* _3lnk = pCkRegion->GetSubChunk(CHUNK_ID_3LNK); |
RIFF::Chunk* _3lnk = pCkRegion->GetSubChunk(CHUNK_ID_3LNK); |
2326 |
if (!_3lnk) { |
if (!_3lnk) { |
2327 |
const int _3lnkChunkSize = (pFile->pVersion && pFile->pVersion->major == 3) ? 1092 : 172; |
const int _3lnkChunkSize = version3 ? 1092 : 172; |
2328 |
_3lnk = pCkRegion->AddSubChunk(CHUNK_ID_3LNK, _3lnkChunkSize); |
_3lnk = pCkRegion->AddSubChunk(CHUNK_ID_3LNK, _3lnkChunkSize); |
2329 |
|
memset(_3lnk->LoadChunkData(), 0, _3lnkChunkSize); |
2330 |
|
|
2331 |
|
// move 3prg to last position |
2332 |
|
pCkRegion->MoveSubChunk(pCkRegion->GetSubList(LIST_TYPE_3PRG), 0); |
2333 |
} |
} |
2334 |
|
|
2335 |
// update dimension definitions in '3lnk' chunk |
// update dimension definitions in '3lnk' chunk |
2336 |
uint8_t* pData = (uint8_t*) _3lnk->LoadChunkData(); |
uint8_t* pData = (uint8_t*) _3lnk->LoadChunkData(); |
2337 |
|
store32(&pData[0], DimensionRegions); |
2338 |
|
int shift = 0; |
2339 |
for (int i = 0; i < iMaxDimensions; i++) { |
for (int i = 0; i < iMaxDimensions; i++) { |
2340 |
pData[i * 8] = (uint8_t) pDimensionDefinitions[i].dimension; |
pData[4 + i * 8] = (uint8_t) pDimensionDefinitions[i].dimension; |
2341 |
pData[i * 8 + 1] = pDimensionDefinitions[i].bits; |
pData[5 + i * 8] = pDimensionDefinitions[i].bits; |
2342 |
// next 2 bytes unknown |
pData[6 + i * 8] = pDimensionDefinitions[i].dimension == dimension_none ? 0 : shift; |
2343 |
pData[i * 8 + 4] = pDimensionDefinitions[i].zones; |
pData[7 + i * 8] = (1 << (shift + pDimensionDefinitions[i].bits)) - (1 << shift); |
2344 |
// next 3 bytes unknown |
pData[8 + i * 8] = pDimensionDefinitions[i].zones; |
2345 |
|
// next 3 bytes unknown, always zero? |
2346 |
|
|
2347 |
|
shift += pDimensionDefinitions[i].bits; |
2348 |
} |
} |
2349 |
|
|
2350 |
// update wave pool table in '3lnk' chunk |
// update wave pool table in '3lnk' chunk |
2351 |
const int iWavePoolOffset = (pFile->pVersion && pFile->pVersion->major == 3) ? 68 : 44; |
const int iWavePoolOffset = version3 ? 68 : 44; |
2352 |
for (uint i = 0; i < iMaxDimensionRegions; i++) { |
for (uint i = 0; i < iMaxDimensionRegions; i++) { |
2353 |
int iWaveIndex = -1; |
int iWaveIndex = -1; |
2354 |
if (i < DimensionRegions) { |
if (i < DimensionRegions) { |
2361 |
break; |
break; |
2362 |
} |
} |
2363 |
} |
} |
|
if (iWaveIndex < 0) throw gig::Exception("Could not update gig::Region, could not find DimensionRegion's sample"); |
|
2364 |
} |
} |
2365 |
memcpy(&pData[iWavePoolOffset + i * 4], &iWaveIndex, 4); |
store32(&pData[iWavePoolOffset + i * 4], iWaveIndex); |
2366 |
} |
} |
2367 |
} |
} |
2368 |
|
|
2373 |
RIFF::List* _3ewl = _3prg->GetFirstSubList(); |
RIFF::List* _3ewl = _3prg->GetFirstSubList(); |
2374 |
while (_3ewl) { |
while (_3ewl) { |
2375 |
if (_3ewl->GetListType() == LIST_TYPE_3EWL) { |
if (_3ewl->GetListType() == LIST_TYPE_3EWL) { |
2376 |
pDimensionRegions[dimensionRegionNr] = new DimensionRegion(_3ewl); |
pDimensionRegions[dimensionRegionNr] = new DimensionRegion(this, _3ewl); |
2377 |
dimensionRegionNr++; |
dimensionRegionNr++; |
2378 |
} |
} |
2379 |
_3ewl = _3prg->GetNextSubList(); |
_3ewl = _3prg->GetNextSubList(); |
2402 |
int dim[8] = { 0 }; |
int dim[8] = { 0 }; |
2403 |
for (int i = 0 ; i < DimensionRegions ; i++) { |
for (int i = 0 ; i < DimensionRegions ; i++) { |
2404 |
|
|
2405 |
if (pDimensionRegions[i]->VelocityUpperLimit) { |
if (pDimensionRegions[i]->DimensionUpperLimits[veldim] || |
2406 |
|
pDimensionRegions[i]->VelocityUpperLimit) { |
2407 |
// create the velocity table |
// create the velocity table |
2408 |
uint8_t* table = pDimensionRegions[i]->VelocityTable; |
uint8_t* table = pDimensionRegions[i]->VelocityTable; |
2409 |
if (!table) { |
if (!table) { |
2412 |
} |
} |
2413 |
int tableidx = 0; |
int tableidx = 0; |
2414 |
int velocityZone = 0; |
int velocityZone = 0; |
2415 |
for (int k = i ; k < end ; k += step) { |
if (pDimensionRegions[i]->DimensionUpperLimits[veldim]) { // gig3 |
2416 |
DimensionRegion *d = pDimensionRegions[k]; |
for (int k = i ; k < end ; k += step) { |
2417 |
for (; tableidx <= d->VelocityUpperLimit ; tableidx++) table[tableidx] = velocityZone; |
DimensionRegion *d = pDimensionRegions[k]; |
2418 |
velocityZone++; |
for (; tableidx <= d->DimensionUpperLimits[veldim] ; tableidx++) table[tableidx] = velocityZone; |
2419 |
|
velocityZone++; |
2420 |
|
} |
2421 |
|
} else { // gig2 |
2422 |
|
for (int k = i ; k < end ; k += step) { |
2423 |
|
DimensionRegion *d = pDimensionRegions[k]; |
2424 |
|
for (; tableidx <= d->VelocityUpperLimit ; tableidx++) table[tableidx] = velocityZone; |
2425 |
|
velocityZone++; |
2426 |
|
} |
2427 |
} |
} |
2428 |
} else { |
} else { |
2429 |
if (pDimensionRegions[i]->VelocityTable) { |
if (pDimensionRegions[i]->VelocityTable) { |
2487 |
if (pDimensionDefinitions[i].dimension == pDimDef->dimension) |
if (pDimensionDefinitions[i].dimension == pDimDef->dimension) |
2488 |
throw gig::Exception("Could not add new dimension, there is already a dimension of the same type"); |
throw gig::Exception("Could not add new dimension, there is already a dimension of the same type"); |
2489 |
|
|
2490 |
|
// pos is where the new dimension should be placed, normally |
2491 |
|
// last in list, except for the samplechannel dimension which |
2492 |
|
// has to be first in list |
2493 |
|
int pos = pDimDef->dimension == dimension_samplechannel ? 0 : Dimensions; |
2494 |
|
int bitpos = 0; |
2495 |
|
for (int i = 0 ; i < pos ; i++) |
2496 |
|
bitpos += pDimensionDefinitions[i].bits; |
2497 |
|
|
2498 |
|
// make room for the new dimension |
2499 |
|
for (int i = Dimensions ; i > pos ; i--) pDimensionDefinitions[i] = pDimensionDefinitions[i - 1]; |
2500 |
|
for (int i = 0 ; i < (1 << iCurrentBits) ; i++) { |
2501 |
|
for (int j = Dimensions ; j > pos ; j--) { |
2502 |
|
pDimensionRegions[i]->DimensionUpperLimits[j] = |
2503 |
|
pDimensionRegions[i]->DimensionUpperLimits[j - 1]; |
2504 |
|
} |
2505 |
|
} |
2506 |
|
|
2507 |
// assign definition of new dimension |
// assign definition of new dimension |
2508 |
pDimensionDefinitions[Dimensions] = *pDimDef; |
pDimensionDefinitions[pos] = *pDimDef; |
2509 |
|
|
2510 |
// create new dimension region(s) for this new dimension |
// auto correct certain dimension definition fields (where possible) |
2511 |
for (int i = 1 << iCurrentBits; i < 1 << iNewBits; i++) { |
pDimensionDefinitions[pos].split_type = |
2512 |
//TODO: maybe we should copy existing dimension regions if possible instead of simply creating new ones with default values |
__resolveSplitType(pDimensionDefinitions[pos].dimension); |
2513 |
RIFF::List* pNewDimRgnListChunk = pCkRegion->AddSubList(LIST_TYPE_3EWL); |
pDimensionDefinitions[pos].zone_size = |
2514 |
pDimensionRegions[i] = new DimensionRegion(pNewDimRgnListChunk); |
__resolveZoneSize(pDimensionDefinitions[pos]); |
2515 |
DimensionRegions++; |
|
2516 |
|
// create new dimension region(s) for this new dimension, and make |
2517 |
|
// sure that the dimension regions are placed correctly in both the |
2518 |
|
// RIFF list and the pDimensionRegions array |
2519 |
|
RIFF::Chunk* moveTo = NULL; |
2520 |
|
RIFF::List* _3prg = pCkRegion->GetSubList(LIST_TYPE_3PRG); |
2521 |
|
for (int i = (1 << iCurrentBits) - (1 << bitpos) ; i >= 0 ; i -= (1 << bitpos)) { |
2522 |
|
for (int k = 0 ; k < (1 << bitpos) ; k++) { |
2523 |
|
pDimensionRegions[(i << pDimDef->bits) + k] = pDimensionRegions[i + k]; |
2524 |
|
} |
2525 |
|
for (int j = 1 ; j < (1 << pDimDef->bits) ; j++) { |
2526 |
|
for (int k = 0 ; k < (1 << bitpos) ; k++) { |
2527 |
|
RIFF::List* pNewDimRgnListChunk = _3prg->AddSubList(LIST_TYPE_3EWL); |
2528 |
|
if (moveTo) _3prg->MoveSubChunk(pNewDimRgnListChunk, moveTo); |
2529 |
|
// create a new dimension region and copy all parameter values from |
2530 |
|
// an existing dimension region |
2531 |
|
pDimensionRegions[(i << pDimDef->bits) + (j << bitpos) + k] = |
2532 |
|
new DimensionRegion(pNewDimRgnListChunk, *pDimensionRegions[i + k]); |
2533 |
|
|
2534 |
|
DimensionRegions++; |
2535 |
|
} |
2536 |
|
} |
2537 |
|
moveTo = pDimensionRegions[i]->pParentList; |
2538 |
|
} |
2539 |
|
|
2540 |
|
// initialize the upper limits for this dimension |
2541 |
|
int mask = (1 << bitpos) - 1; |
2542 |
|
for (int z = 0 ; z < pDimDef->zones ; z++) { |
2543 |
|
uint8_t upperLimit = uint8_t((z + 1) * 128.0 / pDimDef->zones - 1); |
2544 |
|
for (int i = 0 ; i < 1 << iCurrentBits ; i++) { |
2545 |
|
pDimensionRegions[((i & ~mask) << pDimDef->bits) | |
2546 |
|
(z << bitpos) | |
2547 |
|
(i & mask)]->DimensionUpperLimits[pos] = upperLimit; |
2548 |
|
} |
2549 |
} |
} |
2550 |
|
|
2551 |
Dimensions++; |
Dimensions++; |
2588 |
for (int i = iDimensionNr + 1; i < Dimensions; i++) |
for (int i = iDimensionNr + 1; i < Dimensions; i++) |
2589 |
iUpperBits += pDimensionDefinitions[i].bits; |
iUpperBits += pDimensionDefinitions[i].bits; |
2590 |
|
|
2591 |
|
RIFF::List* _3prg = pCkRegion->GetSubList(LIST_TYPE_3PRG); |
2592 |
|
|
2593 |
// delete dimension regions which belong to the given dimension |
// delete dimension regions which belong to the given dimension |
2594 |
// (that is where the dimension's bit > 0) |
// (that is where the dimension's bit > 0) |
2595 |
for (int iUpperBit = 0; iUpperBit < 1 << iUpperBits; iUpperBit++) { |
for (int iUpperBit = 0; iUpperBit < 1 << iUpperBits; iUpperBit++) { |
2598 |
int iToDelete = iUpperBit << (pDimensionDefinitions[iDimensionNr].bits + iLowerBits) | |
int iToDelete = iUpperBit << (pDimensionDefinitions[iDimensionNr].bits + iLowerBits) | |
2599 |
iObsoleteBit << iLowerBits | |
iObsoleteBit << iLowerBits | |
2600 |
iLowerBit; |
iLowerBit; |
2601 |
|
|
2602 |
|
_3prg->DeleteSubChunk(pDimensionRegions[iToDelete]->pParentList); |
2603 |
delete pDimensionRegions[iToDelete]; |
delete pDimensionRegions[iToDelete]; |
2604 |
pDimensionRegions[iToDelete] = NULL; |
pDimensionRegions[iToDelete] = NULL; |
2605 |
DimensionRegions--; |
DimensionRegions--; |
2620 |
} |
} |
2621 |
} |
} |
2622 |
|
|
2623 |
|
// remove the this dimension from the upper limits arrays |
2624 |
|
for (int j = 0 ; j < 256 && pDimensionRegions[j] ; j++) { |
2625 |
|
DimensionRegion* d = pDimensionRegions[j]; |
2626 |
|
for (int i = iDimensionNr + 1; i < Dimensions; i++) { |
2627 |
|
d->DimensionUpperLimits[i - 1] = d->DimensionUpperLimits[i]; |
2628 |
|
} |
2629 |
|
d->DimensionUpperLimits[Dimensions - 1] = 127; |
2630 |
|
} |
2631 |
|
|
2632 |
// 'remove' dimension definition |
// 'remove' dimension definition |
2633 |
for (int i = iDimensionNr + 1; i < Dimensions; i++) { |
for (int i = iDimensionNr + 1; i < Dimensions; i++) { |
2634 |
pDimensionDefinitions[i - 1] = pDimensionDefinitions[i]; |
pDimensionDefinitions[i - 1] = pDimensionDefinitions[i]; |
2681 |
} else { |
} else { |
2682 |
switch (pDimensionDefinitions[i].split_type) { |
switch (pDimensionDefinitions[i].split_type) { |
2683 |
case split_type_normal: |
case split_type_normal: |
2684 |
bits = uint8_t(DimValues[i] / pDimensionDefinitions[i].zone_size); |
if (pDimensionRegions[0]->DimensionUpperLimits[i]) { |
2685 |
|
// gig3: all normal dimensions (not just the velocity dimension) have custom zone ranges |
2686 |
|
for (bits = 0 ; bits < pDimensionDefinitions[i].zones ; bits++) { |
2687 |
|
if (DimValues[i] <= pDimensionRegions[bits << bitpos]->DimensionUpperLimits[i]) break; |
2688 |
|
} |
2689 |
|
} else { |
2690 |
|
// gig2: evenly sized zones |
2691 |
|
bits = uint8_t(DimValues[i] / pDimensionDefinitions[i].zone_size); |
2692 |
|
} |
2693 |
break; |
break; |
2694 |
case split_type_bit: // the value is already the sought dimension bit number |
case split_type_bit: // the value is already the sought dimension bit number |
2695 |
const uint8_t limiter_mask = (0xff << pDimensionDefinitions[i].bits) ^ 0xff; |
const uint8_t limiter_mask = (0xff << pDimensionDefinitions[i].bits) ^ 0xff; |
2703 |
DimensionRegion* dimreg = pDimensionRegions[dimregidx]; |
DimensionRegion* dimreg = pDimensionRegions[dimregidx]; |
2704 |
if (veldim != -1) { |
if (veldim != -1) { |
2705 |
// (dimreg is now the dimension region for the lowest velocity) |
// (dimreg is now the dimension region for the lowest velocity) |
2706 |
if (dimreg->VelocityUpperLimit) // custom defined zone ranges |
if (dimreg->VelocityTable) // custom defined zone ranges |
2707 |
bits = dimreg->VelocityTable[DimValues[veldim]]; |
bits = dimreg->VelocityTable[DimValues[veldim]]; |
2708 |
else // normal split type |
else // normal split type |
2709 |
bits = uint8_t(DimValues[veldim] / pDimensionDefinitions[veldim].zone_size); |
bits = uint8_t(DimValues[veldim] / pDimensionDefinitions[veldim].zone_size); |
2757 |
Sample* sample = file->GetFirstSample(pProgress); |
Sample* sample = file->GetFirstSample(pProgress); |
2758 |
while (sample) { |
while (sample) { |
2759 |
if (sample->ulWavePoolOffset == soughtoffset && |
if (sample->ulWavePoolOffset == soughtoffset && |
2760 |
sample->FileNo == soughtfileno) return static_cast<gig::Sample*>(pSample = sample); |
sample->FileNo == soughtfileno) return static_cast<gig::Sample*>(sample); |
2761 |
sample = file->GetNextSample(); |
sample = file->GetNextSample(); |
2762 |
} |
} |
2763 |
return NULL; |
return NULL; |
2769 |
// * |
// * |
2770 |
|
|
2771 |
Instrument::Instrument(File* pFile, RIFF::List* insList, progress_t* pProgress) : DLS::Instrument((DLS::File*)pFile, insList) { |
Instrument::Instrument(File* pFile, RIFF::List* insList, progress_t* pProgress) : DLS::Instrument((DLS::File*)pFile, insList) { |
2772 |
|
static const DLS::Info::FixedStringLength fixedStringLengths[] = { |
2773 |
|
{ CHUNK_ID_INAM, 64 }, |
2774 |
|
{ CHUNK_ID_ISFT, 12 }, |
2775 |
|
{ 0, 0 } |
2776 |
|
}; |
2777 |
|
pInfo->FixedStringLengths = fixedStringLengths; |
2778 |
|
|
2779 |
// Initialization |
// Initialization |
2780 |
for (int i = 0; i < 128; i++) RegionKeyTable[i] = NULL; |
for (int i = 0; i < 128; i++) RegionKeyTable[i] = NULL; |
2781 |
|
EffectSend = 0; |
2782 |
|
Attenuation = 0; |
2783 |
|
FineTune = 0; |
2784 |
|
PitchbendRange = 0; |
2785 |
|
PianoReleaseMode = false; |
2786 |
|
DimensionKeyRange.low = 0; |
2787 |
|
DimensionKeyRange.high = 0; |
2788 |
|
|
2789 |
// Loading |
// Loading |
2790 |
RIFF::List* lart = insList->GetSubList(LIST_TYPE_LART); |
RIFF::List* lart = insList->GetSubList(LIST_TYPE_LART); |
2860 |
if (!lart) lart = pCkInstrument->AddSubList(LIST_TYPE_LART); |
if (!lart) lart = pCkInstrument->AddSubList(LIST_TYPE_LART); |
2861 |
// make sure '3ewg' RIFF chunk exists |
// make sure '3ewg' RIFF chunk exists |
2862 |
RIFF::Chunk* _3ewg = lart->GetSubChunk(CHUNK_ID_3EWG); |
RIFF::Chunk* _3ewg = lart->GetSubChunk(CHUNK_ID_3EWG); |
2863 |
if (!_3ewg) _3ewg = lart->AddSubChunk(CHUNK_ID_3EWG, 12); |
if (!_3ewg) { |
2864 |
|
File* pFile = (File*) GetParent(); |
2865 |
|
|
2866 |
|
// 3ewg is bigger in gig3, as it includes the iMIDI rules |
2867 |
|
int size = (pFile->pVersion && pFile->pVersion->major == 3) ? 16416 : 12; |
2868 |
|
_3ewg = lart->AddSubChunk(CHUNK_ID_3EWG, size); |
2869 |
|
memset(_3ewg->LoadChunkData(), 0, size); |
2870 |
|
} |
2871 |
// update '3ewg' RIFF chunk |
// update '3ewg' RIFF chunk |
2872 |
uint8_t* pData = (uint8_t*) _3ewg->LoadChunkData(); |
uint8_t* pData = (uint8_t*) _3ewg->LoadChunkData(); |
2873 |
memcpy(&pData[0], &EffectSend, 2); |
store16(&pData[0], EffectSend); |
2874 |
memcpy(&pData[2], &Attenuation, 4); |
store32(&pData[2], Attenuation); |
2875 |
memcpy(&pData[6], &FineTune, 2); |
store16(&pData[6], FineTune); |
2876 |
memcpy(&pData[8], &PitchbendRange, 2); |
store16(&pData[8], PitchbendRange); |
2877 |
const uint8_t dimkeystart = (PianoReleaseMode) ? 0x01 : 0x00 | |
const uint8_t dimkeystart = (PianoReleaseMode ? 0x01 : 0x00) | |
2878 |
DimensionKeyRange.low << 1; |
DimensionKeyRange.low << 1; |
2879 |
memcpy(&pData[10], &dimkeystart, 1); |
pData[10] = dimkeystart; |
2880 |
memcpy(&pData[11], &DimensionKeyRange.high, 1); |
pData[11] = DimensionKeyRange.high; |
2881 |
} |
} |
2882 |
|
|
2883 |
/** |
/** |
2948 |
|
|
2949 |
|
|
2950 |
|
|
2951 |
|
// *************** Group *************** |
2952 |
|
// * |
2953 |
|
|
2954 |
|
/** @brief Constructor. |
2955 |
|
* |
2956 |
|
* @param file - pointer to the gig::File object |
2957 |
|
* @param ck3gnm - pointer to 3gnm chunk associated with this group or |
2958 |
|
* NULL if this is a new Group |
2959 |
|
*/ |
2960 |
|
Group::Group(File* file, RIFF::Chunk* ck3gnm) { |
2961 |
|
pFile = file; |
2962 |
|
pNameChunk = ck3gnm; |
2963 |
|
::LoadString(pNameChunk, Name); |
2964 |
|
} |
2965 |
|
|
2966 |
|
Group::~Group() { |
2967 |
|
// remove the chunk associated with this group (if any) |
2968 |
|
if (pNameChunk) pNameChunk->GetParent()->DeleteSubChunk(pNameChunk); |
2969 |
|
} |
2970 |
|
|
2971 |
|
/** @brief Update chunks with current group settings. |
2972 |
|
* |
2973 |
|
* Apply current Group field values to the respective chunks. You have |
2974 |
|
* to call File::Save() to make changes persistent. |
2975 |
|
* |
2976 |
|
* Usually there is absolutely no need to call this method explicitly. |
2977 |
|
* It will be called automatically when File::Save() was called. |
2978 |
|
*/ |
2979 |
|
void Group::UpdateChunks() { |
2980 |
|
// make sure <3gri> and <3gnl> list chunks exist |
2981 |
|
RIFF::List* _3gri = pFile->pRIFF->GetSubList(LIST_TYPE_3GRI); |
2982 |
|
if (!_3gri) { |
2983 |
|
_3gri = pFile->pRIFF->AddSubList(LIST_TYPE_3GRI); |
2984 |
|
pFile->pRIFF->MoveSubChunk(_3gri, pFile->pRIFF->GetSubChunk(CHUNK_ID_PTBL)); |
2985 |
|
} |
2986 |
|
RIFF::List* _3gnl = _3gri->GetSubList(LIST_TYPE_3GNL); |
2987 |
|
if (!_3gnl) _3gnl = _3gri->AddSubList(LIST_TYPE_3GNL); |
2988 |
|
|
2989 |
|
if (!pNameChunk && pFile->pVersion && pFile->pVersion->major == 3) { |
2990 |
|
// v3 has a fixed list of 128 strings, find a free one |
2991 |
|
for (RIFF::Chunk* ck = _3gnl->GetFirstSubChunk() ; ck ; ck = _3gnl->GetNextSubChunk()) { |
2992 |
|
if (strcmp(static_cast<char*>(ck->LoadChunkData()), "") == 0) { |
2993 |
|
pNameChunk = ck; |
2994 |
|
break; |
2995 |
|
} |
2996 |
|
} |
2997 |
|
} |
2998 |
|
|
2999 |
|
// now store the name of this group as <3gnm> chunk as subchunk of the <3gnl> list chunk |
3000 |
|
::SaveString(CHUNK_ID_3GNM, pNameChunk, _3gnl, Name, String("Unnamed Group"), true, 64); |
3001 |
|
} |
3002 |
|
|
3003 |
|
/** |
3004 |
|
* Returns the first Sample of this Group. You have to call this method |
3005 |
|
* once before you use GetNextSample(). |
3006 |
|
* |
3007 |
|
* <b>Notice:</b> this method might block for a long time, in case the |
3008 |
|
* samples of this .gig file were not scanned yet |
3009 |
|
* |
3010 |
|
* @returns pointer address to first Sample or NULL if there is none |
3011 |
|
* applied to this Group |
3012 |
|
* @see GetNextSample() |
3013 |
|
*/ |
3014 |
|
Sample* Group::GetFirstSample() { |
3015 |
|
// FIXME: lazy und unsafe implementation, should be an autonomous iterator |
3016 |
|
for (Sample* pSample = pFile->GetFirstSample(); pSample; pSample = pFile->GetNextSample()) { |
3017 |
|
if (pSample->GetGroup() == this) return pSample; |
3018 |
|
} |
3019 |
|
return NULL; |
3020 |
|
} |
3021 |
|
|
3022 |
|
/** |
3023 |
|
* Returns the next Sample of the Group. You have to call |
3024 |
|
* GetFirstSample() once before you can use this method. By calling this |
3025 |
|
* method multiple times it iterates through the Samples assigned to |
3026 |
|
* this Group. |
3027 |
|
* |
3028 |
|
* @returns pointer address to the next Sample of this Group or NULL if |
3029 |
|
* end reached |
3030 |
|
* @see GetFirstSample() |
3031 |
|
*/ |
3032 |
|
Sample* Group::GetNextSample() { |
3033 |
|
// FIXME: lazy und unsafe implementation, should be an autonomous iterator |
3034 |
|
for (Sample* pSample = pFile->GetNextSample(); pSample; pSample = pFile->GetNextSample()) { |
3035 |
|
if (pSample->GetGroup() == this) return pSample; |
3036 |
|
} |
3037 |
|
return NULL; |
3038 |
|
} |
3039 |
|
|
3040 |
|
/** |
3041 |
|
* Move Sample given by \a pSample from another Group to this Group. |
3042 |
|
*/ |
3043 |
|
void Group::AddSample(Sample* pSample) { |
3044 |
|
pSample->pGroup = this; |
3045 |
|
} |
3046 |
|
|
3047 |
|
/** |
3048 |
|
* Move all members of this group to another group (preferably the 1st |
3049 |
|
* one except this). This method is called explicitly by |
3050 |
|
* File::DeleteGroup() thus when a Group was deleted. This code was |
3051 |
|
* intentionally not placed in the destructor! |
3052 |
|
*/ |
3053 |
|
void Group::MoveAll() { |
3054 |
|
// get "that" other group first |
3055 |
|
Group* pOtherGroup = NULL; |
3056 |
|
for (pOtherGroup = pFile->GetFirstGroup(); pOtherGroup; pOtherGroup = pFile->GetNextGroup()) { |
3057 |
|
if (pOtherGroup != this) break; |
3058 |
|
} |
3059 |
|
if (!pOtherGroup) throw Exception( |
3060 |
|
"Could not move samples to another group, since there is no " |
3061 |
|
"other Group. This is a bug, report it!" |
3062 |
|
); |
3063 |
|
// now move all samples of this group to the other group |
3064 |
|
for (Sample* pSample = GetFirstSample(); pSample; pSample = GetNextSample()) { |
3065 |
|
pOtherGroup->AddSample(pSample); |
3066 |
|
} |
3067 |
|
} |
3068 |
|
|
3069 |
|
|
3070 |
|
|
3071 |
// *************** File *************** |
// *************** File *************** |
3072 |
// * |
// * |
3073 |
|
|
3074 |
|
// File version 2.0, 1998-06-28 |
3075 |
|
const DLS::version_t File::VERSION_2 = { |
3076 |
|
0, 2, 19980628 & 0xffff, 19980628 >> 16 |
3077 |
|
}; |
3078 |
|
|
3079 |
|
// File version 3.0, 2003-03-31 |
3080 |
|
const DLS::version_t File::VERSION_3 = { |
3081 |
|
0, 3, 20030331 & 0xffff, 20030331 >> 16 |
3082 |
|
}; |
3083 |
|
|
3084 |
|
const DLS::Info::FixedStringLength File::FixedStringLengths[] = { |
3085 |
|
{ CHUNK_ID_IARL, 256 }, |
3086 |
|
{ CHUNK_ID_IART, 128 }, |
3087 |
|
{ CHUNK_ID_ICMS, 128 }, |
3088 |
|
{ CHUNK_ID_ICMT, 1024 }, |
3089 |
|
{ CHUNK_ID_ICOP, 128 }, |
3090 |
|
{ CHUNK_ID_ICRD, 128 }, |
3091 |
|
{ CHUNK_ID_IENG, 128 }, |
3092 |
|
{ CHUNK_ID_IGNR, 128 }, |
3093 |
|
{ CHUNK_ID_IKEY, 128 }, |
3094 |
|
{ CHUNK_ID_IMED, 128 }, |
3095 |
|
{ CHUNK_ID_INAM, 128 }, |
3096 |
|
{ CHUNK_ID_IPRD, 128 }, |
3097 |
|
{ CHUNK_ID_ISBJ, 128 }, |
3098 |
|
{ CHUNK_ID_ISFT, 128 }, |
3099 |
|
{ CHUNK_ID_ISRC, 128 }, |
3100 |
|
{ CHUNK_ID_ISRF, 128 }, |
3101 |
|
{ CHUNK_ID_ITCH, 128 }, |
3102 |
|
{ 0, 0 } |
3103 |
|
}; |
3104 |
|
|
3105 |
File::File() : DLS::File() { |
File::File() : DLS::File() { |
3106 |
|
*pVersion = VERSION_3; |
3107 |
|
pGroups = NULL; |
3108 |
|
pInfo->FixedStringLengths = FixedStringLengths; |
3109 |
|
pInfo->ArchivalLocation = String(256, ' '); |
3110 |
|
|
3111 |
|
// add some mandatory chunks to get the file chunks in right |
3112 |
|
// order (INFO chunk will be moved to first position later) |
3113 |
|
pRIFF->AddSubChunk(CHUNK_ID_VERS, 8); |
3114 |
|
pRIFF->AddSubChunk(CHUNK_ID_COLH, 4); |
3115 |
|
pRIFF->AddSubChunk(CHUNK_ID_DLID, 16); |
3116 |
|
|
3117 |
|
GenerateDLSID(); |
3118 |
} |
} |
3119 |
|
|
3120 |
File::File(RIFF::File* pRIFF) : DLS::File(pRIFF) { |
File::File(RIFF::File* pRIFF) : DLS::File(pRIFF) { |
3121 |
|
pGroups = NULL; |
3122 |
|
pInfo->FixedStringLengths = FixedStringLengths; |
3123 |
|
} |
3124 |
|
|
3125 |
|
File::~File() { |
3126 |
|
if (pGroups) { |
3127 |
|
std::list<Group*>::iterator iter = pGroups->begin(); |
3128 |
|
std::list<Group*>::iterator end = pGroups->end(); |
3129 |
|
while (iter != end) { |
3130 |
|
delete *iter; |
3131 |
|
++iter; |
3132 |
|
} |
3133 |
|
delete pGroups; |
3134 |
|
} |
3135 |
} |
} |
3136 |
|
|
3137 |
Sample* File::GetFirstSample(progress_t* pProgress) { |
Sample* File::GetFirstSample(progress_t* pProgress) { |
3161 |
// create new Sample object and its respective 'wave' list chunk |
// create new Sample object and its respective 'wave' list chunk |
3162 |
RIFF::List* wave = wvpl->AddSubList(LIST_TYPE_WAVE); |
RIFF::List* wave = wvpl->AddSubList(LIST_TYPE_WAVE); |
3163 |
Sample* pSample = new Sample(this, wave, 0 /*arbitrary value, we update offsets when we save*/); |
Sample* pSample = new Sample(this, wave, 0 /*arbitrary value, we update offsets when we save*/); |
3164 |
|
|
3165 |
|
// add mandatory chunks to get the chunks in right order |
3166 |
|
wave->AddSubChunk(CHUNK_ID_FMT, 16); |
3167 |
|
wave->AddSubList(LIST_TYPE_INFO); |
3168 |
|
|
3169 |
pSamples->push_back(pSample); |
pSamples->push_back(pSample); |
3170 |
return pSample; |
return pSample; |
3171 |
} |
} |
3172 |
|
|
3173 |
/** @brief Delete a sample. |
/** @brief Delete a sample. |
3174 |
* |
* |
3175 |
* This will delete the given Sample object from the gig file. You have |
* This will delete the given Sample object from the gig file. Any |
3176 |
* to call Save() to make this persistent to the file. |
* references to this sample from Regions and DimensionRegions will be |
3177 |
|
* removed. You have to call Save() to make this persistent to the file. |
3178 |
* |
* |
3179 |
* @param pSample - sample to delete |
* @param pSample - sample to delete |
3180 |
* @throws gig::Exception if given sample could not be found |
* @throws gig::Exception if given sample could not be found |
3183 |
if (!pSamples || !pSamples->size()) throw gig::Exception("Could not delete sample as there are no samples"); |
if (!pSamples || !pSamples->size()) throw gig::Exception("Could not delete sample as there are no samples"); |
3184 |
SampleList::iterator iter = find(pSamples->begin(), pSamples->end(), (DLS::Sample*) pSample); |
SampleList::iterator iter = find(pSamples->begin(), pSamples->end(), (DLS::Sample*) pSample); |
3185 |
if (iter == pSamples->end()) throw gig::Exception("Could not delete sample, could not find given sample"); |
if (iter == pSamples->end()) throw gig::Exception("Could not delete sample, could not find given sample"); |
3186 |
|
if (SamplesIterator != pSamples->end() && *SamplesIterator == pSample) ++SamplesIterator; // avoid iterator invalidation |
3187 |
pSamples->erase(iter); |
pSamples->erase(iter); |
3188 |
delete pSample; |
delete pSample; |
3189 |
|
|
3190 |
|
// remove all references to the sample |
3191 |
|
for (Instrument* instrument = GetFirstInstrument() ; instrument ; |
3192 |
|
instrument = GetNextInstrument()) { |
3193 |
|
for (Region* region = instrument->GetFirstRegion() ; region ; |
3194 |
|
region = instrument->GetNextRegion()) { |
3195 |
|
|
3196 |
|
if (region->GetSample() == pSample) region->SetSample(NULL); |
3197 |
|
|
3198 |
|
for (int i = 0 ; i < region->DimensionRegions ; i++) { |
3199 |
|
gig::DimensionRegion *d = region->pDimensionRegions[i]; |
3200 |
|
if (d->pSample == pSample) d->pSample = NULL; |
3201 |
|
} |
3202 |
|
} |
3203 |
|
} |
3204 |
} |
} |
3205 |
|
|
3206 |
void File::LoadSamples() { |
void File::LoadSamples() { |
3208 |
} |
} |
3209 |
|
|
3210 |
void File::LoadSamples(progress_t* pProgress) { |
void File::LoadSamples(progress_t* pProgress) { |
3211 |
|
// Groups must be loaded before samples, because samples will try |
3212 |
|
// to resolve the group they belong to |
3213 |
|
if (!pGroups) LoadGroups(); |
3214 |
|
|
3215 |
if (!pSamples) pSamples = new SampleList; |
if (!pSamples) pSamples = new SampleList; |
3216 |
|
|
3217 |
RIFF::File* file = pRIFF; |
RIFF::File* file = pRIFF; |
3324 |
__ensureMandatoryChunksExist(); |
__ensureMandatoryChunksExist(); |
3325 |
RIFF::List* lstInstruments = pRIFF->GetSubList(LIST_TYPE_LINS); |
RIFF::List* lstInstruments = pRIFF->GetSubList(LIST_TYPE_LINS); |
3326 |
RIFF::List* lstInstr = lstInstruments->AddSubList(LIST_TYPE_INS); |
RIFF::List* lstInstr = lstInstruments->AddSubList(LIST_TYPE_INS); |
3327 |
|
|
3328 |
|
// add mandatory chunks to get the chunks in right order |
3329 |
|
lstInstr->AddSubList(LIST_TYPE_INFO); |
3330 |
|
lstInstr->AddSubChunk(CHUNK_ID_DLID, 16); |
3331 |
|
|
3332 |
Instrument* pInstrument = new Instrument(this, lstInstr); |
Instrument* pInstrument = new Instrument(this, lstInstr); |
3333 |
|
pInstrument->GenerateDLSID(); |
3334 |
|
|
3335 |
|
lstInstr->AddSubChunk(CHUNK_ID_INSH, 12); |
3336 |
|
|
3337 |
|
// this string is needed for the gig to be loadable in GSt: |
3338 |
|
pInstrument->pInfo->Software = "Endless Wave"; |
3339 |
|
|
3340 |
pInstruments->push_back(pInstrument); |
pInstruments->push_back(pInstrument); |
3341 |
return pInstrument; |
return pInstrument; |
3342 |
} |
} |
3347 |
* have to call Save() to make this persistent to the file. |
* have to call Save() to make this persistent to the file. |
3348 |
* |
* |
3349 |
* @param pInstrument - instrument to delete |
* @param pInstrument - instrument to delete |
3350 |
* @throws gig::Excption if given instrument could not be found |
* @throws gig::Exception if given instrument could not be found |
3351 |
*/ |
*/ |
3352 |
void File::DeleteInstrument(Instrument* pInstrument) { |
void File::DeleteInstrument(Instrument* pInstrument) { |
3353 |
if (!pInstruments) throw gig::Exception("Could not delete instrument as there are no instruments"); |
if (!pInstruments) throw gig::Exception("Could not delete instrument as there are no instruments"); |
3387 |
} |
} |
3388 |
} |
} |
3389 |
|
|
3390 |
|
/// Updates the 3crc chunk with the checksum of a sample. The |
3391 |
|
/// update is done directly to disk, as this method is called |
3392 |
|
/// after File::Save() |
3393 |
|
void File::SetSampleChecksum(Sample* pSample, uint32_t crc) { |
3394 |
|
RIFF::Chunk* _3crc = pRIFF->GetSubChunk(CHUNK_ID_3CRC); |
3395 |
|
if (!_3crc) return; |
3396 |
|
|
3397 |
|
// get the index of the sample |
3398 |
|
int iWaveIndex = -1; |
3399 |
|
File::SampleList::iterator iter = pSamples->begin(); |
3400 |
|
File::SampleList::iterator end = pSamples->end(); |
3401 |
|
for (int index = 0; iter != end; ++iter, ++index) { |
3402 |
|
if (*iter == pSample) { |
3403 |
|
iWaveIndex = index; |
3404 |
|
break; |
3405 |
|
} |
3406 |
|
} |
3407 |
|
if (iWaveIndex < 0) throw gig::Exception("Could not update crc, could not find sample"); |
3408 |
|
|
3409 |
|
// write the CRC-32 checksum to disk |
3410 |
|
_3crc->SetPos(iWaveIndex * 8); |
3411 |
|
uint32_t tmp = 1; |
3412 |
|
_3crc->WriteUint32(&tmp); // unknown, always 1? |
3413 |
|
_3crc->WriteUint32(&crc); |
3414 |
|
} |
3415 |
|
|
3416 |
|
Group* File::GetFirstGroup() { |
3417 |
|
if (!pGroups) LoadGroups(); |
3418 |
|
// there must always be at least one group |
3419 |
|
GroupsIterator = pGroups->begin(); |
3420 |
|
return *GroupsIterator; |
3421 |
|
} |
3422 |
|
|
3423 |
|
Group* File::GetNextGroup() { |
3424 |
|
if (!pGroups) return NULL; |
3425 |
|
++GroupsIterator; |
3426 |
|
return (GroupsIterator == pGroups->end()) ? NULL : *GroupsIterator; |
3427 |
|
} |
3428 |
|
|
3429 |
|
/** |
3430 |
|
* Returns the group with the given index. |
3431 |
|
* |
3432 |
|
* @param index - number of the sought group (0..n) |
3433 |
|
* @returns sought group or NULL if there's no such group |
3434 |
|
*/ |
3435 |
|
Group* File::GetGroup(uint index) { |
3436 |
|
if (!pGroups) LoadGroups(); |
3437 |
|
GroupsIterator = pGroups->begin(); |
3438 |
|
for (uint i = 0; GroupsIterator != pGroups->end(); i++) { |
3439 |
|
if (i == index) return *GroupsIterator; |
3440 |
|
++GroupsIterator; |
3441 |
|
} |
3442 |
|
return NULL; |
3443 |
|
} |
3444 |
|
|
3445 |
|
Group* File::AddGroup() { |
3446 |
|
if (!pGroups) LoadGroups(); |
3447 |
|
// there must always be at least one group |
3448 |
|
__ensureMandatoryChunksExist(); |
3449 |
|
Group* pGroup = new Group(this, NULL); |
3450 |
|
pGroups->push_back(pGroup); |
3451 |
|
return pGroup; |
3452 |
|
} |
3453 |
|
|
3454 |
|
/** @brief Delete a group and its samples. |
3455 |
|
* |
3456 |
|
* This will delete the given Group object and all the samples that |
3457 |
|
* belong to this group from the gig file. You have to call Save() to |
3458 |
|
* make this persistent to the file. |
3459 |
|
* |
3460 |
|
* @param pGroup - group to delete |
3461 |
|
* @throws gig::Exception if given group could not be found |
3462 |
|
*/ |
3463 |
|
void File::DeleteGroup(Group* pGroup) { |
3464 |
|
if (!pGroups) LoadGroups(); |
3465 |
|
std::list<Group*>::iterator iter = find(pGroups->begin(), pGroups->end(), pGroup); |
3466 |
|
if (iter == pGroups->end()) throw gig::Exception("Could not delete group, could not find given group"); |
3467 |
|
if (pGroups->size() == 1) throw gig::Exception("Cannot delete group, there must be at least one default group!"); |
3468 |
|
// delete all members of this group |
3469 |
|
for (Sample* pSample = pGroup->GetFirstSample(); pSample; pSample = pGroup->GetNextSample()) { |
3470 |
|
DeleteSample(pSample); |
3471 |
|
} |
3472 |
|
// now delete this group object |
3473 |
|
pGroups->erase(iter); |
3474 |
|
delete pGroup; |
3475 |
|
} |
3476 |
|
|
3477 |
|
/** @brief Delete a group. |
3478 |
|
* |
3479 |
|
* This will delete the given Group object from the gig file. All the |
3480 |
|
* samples that belong to this group will not be deleted, but instead |
3481 |
|
* be moved to another group. You have to call Save() to make this |
3482 |
|
* persistent to the file. |
3483 |
|
* |
3484 |
|
* @param pGroup - group to delete |
3485 |
|
* @throws gig::Exception if given group could not be found |
3486 |
|
*/ |
3487 |
|
void File::DeleteGroupOnly(Group* pGroup) { |
3488 |
|
if (!pGroups) LoadGroups(); |
3489 |
|
std::list<Group*>::iterator iter = find(pGroups->begin(), pGroups->end(), pGroup); |
3490 |
|
if (iter == pGroups->end()) throw gig::Exception("Could not delete group, could not find given group"); |
3491 |
|
if (pGroups->size() == 1) throw gig::Exception("Cannot delete group, there must be at least one default group!"); |
3492 |
|
// move all members of this group to another group |
3493 |
|
pGroup->MoveAll(); |
3494 |
|
pGroups->erase(iter); |
3495 |
|
delete pGroup; |
3496 |
|
} |
3497 |
|
|
3498 |
|
void File::LoadGroups() { |
3499 |
|
if (!pGroups) pGroups = new std::list<Group*>; |
3500 |
|
// try to read defined groups from file |
3501 |
|
RIFF::List* lst3gri = pRIFF->GetSubList(LIST_TYPE_3GRI); |
3502 |
|
if (lst3gri) { |
3503 |
|
RIFF::List* lst3gnl = lst3gri->GetSubList(LIST_TYPE_3GNL); |
3504 |
|
if (lst3gnl) { |
3505 |
|
RIFF::Chunk* ck = lst3gnl->GetFirstSubChunk(); |
3506 |
|
while (ck) { |
3507 |
|
if (ck->GetChunkID() == CHUNK_ID_3GNM) { |
3508 |
|
if (pVersion && pVersion->major == 3 && |
3509 |
|
strcmp(static_cast<char*>(ck->LoadChunkData()), "") == 0) break; |
3510 |
|
|
3511 |
|
pGroups->push_back(new Group(this, ck)); |
3512 |
|
} |
3513 |
|
ck = lst3gnl->GetNextSubChunk(); |
3514 |
|
} |
3515 |
|
} |
3516 |
|
} |
3517 |
|
// if there were no group(s), create at least the mandatory default group |
3518 |
|
if (!pGroups->size()) { |
3519 |
|
Group* pGroup = new Group(this, NULL); |
3520 |
|
pGroup->Name = "Default Group"; |
3521 |
|
pGroups->push_back(pGroup); |
3522 |
|
} |
3523 |
|
} |
3524 |
|
|
3525 |
|
/** |
3526 |
|
* Apply all the gig file's current instruments, samples, groups and settings |
3527 |
|
* to the respective RIFF chunks. You have to call Save() to make changes |
3528 |
|
* persistent. |
3529 |
|
* |
3530 |
|
* Usually there is absolutely no need to call this method explicitly. |
3531 |
|
* It will be called automatically when File::Save() was called. |
3532 |
|
* |
3533 |
|
* @throws Exception - on errors |
3534 |
|
*/ |
3535 |
|
void File::UpdateChunks() { |
3536 |
|
bool newFile = pRIFF->GetSubList(LIST_TYPE_INFO) == NULL; |
3537 |
|
|
3538 |
|
b64BitWavePoolOffsets = pVersion && pVersion->major == 3; |
3539 |
|
|
3540 |
|
// first update base class's chunks |
3541 |
|
DLS::File::UpdateChunks(); |
3542 |
|
|
3543 |
|
if (newFile) { |
3544 |
|
// INFO was added by Resource::UpdateChunks - make sure it |
3545 |
|
// is placed first in file |
3546 |
|
RIFF::Chunk* info = pRIFF->GetSubList(LIST_TYPE_INFO); |
3547 |
|
RIFF::Chunk* first = pRIFF->GetFirstSubChunk(); |
3548 |
|
if (first != info) { |
3549 |
|
pRIFF->MoveSubChunk(info, first); |
3550 |
|
} |
3551 |
|
} |
3552 |
|
|
3553 |
|
// update group's chunks |
3554 |
|
if (pGroups) { |
3555 |
|
std::list<Group*>::iterator iter = pGroups->begin(); |
3556 |
|
std::list<Group*>::iterator end = pGroups->end(); |
3557 |
|
for (; iter != end; ++iter) { |
3558 |
|
(*iter)->UpdateChunks(); |
3559 |
|
} |
3560 |
|
|
3561 |
|
// v3: make sure the file has 128 3gnm chunks |
3562 |
|
if (pVersion && pVersion->major == 3) { |
3563 |
|
RIFF::List* _3gnl = pRIFF->GetSubList(LIST_TYPE_3GRI)->GetSubList(LIST_TYPE_3GNL); |
3564 |
|
RIFF::Chunk* _3gnm = _3gnl->GetFirstSubChunk(); |
3565 |
|
for (int i = 0 ; i < 128 ; i++) { |
3566 |
|
if (i >= pGroups->size()) ::SaveString(CHUNK_ID_3GNM, _3gnm, _3gnl, "", "", true, 64); |
3567 |
|
if (_3gnm) _3gnm = _3gnl->GetNextSubChunk(); |
3568 |
|
} |
3569 |
|
} |
3570 |
|
} |
3571 |
|
|
3572 |
|
// update einf chunk |
3573 |
|
|
3574 |
|
// The einf chunk contains statistics about the gig file, such |
3575 |
|
// as the number of regions and samples used by each |
3576 |
|
// instrument. It is divided in equally sized parts, where the |
3577 |
|
// first part contains information about the whole gig file, |
3578 |
|
// and the rest of the parts map to each instrument in the |
3579 |
|
// file. |
3580 |
|
// |
3581 |
|
// At the end of each part there is a bit map of each sample |
3582 |
|
// in the file, where a set bit means that the sample is used |
3583 |
|
// by the file/instrument. |
3584 |
|
// |
3585 |
|
// Note that there are several fields with unknown use. These |
3586 |
|
// are set to zero. |
3587 |
|
|
3588 |
|
int sublen = pSamples->size() / 8 + 49; |
3589 |
|
int einfSize = (Instruments + 1) * sublen; |
3590 |
|
|
3591 |
|
RIFF::Chunk* einf = pRIFF->GetSubChunk(CHUNK_ID_EINF); |
3592 |
|
if (einf) { |
3593 |
|
if (einf->GetSize() != einfSize) { |
3594 |
|
einf->Resize(einfSize); |
3595 |
|
memset(einf->LoadChunkData(), 0, einfSize); |
3596 |
|
} |
3597 |
|
} else if (newFile) { |
3598 |
|
einf = pRIFF->AddSubChunk(CHUNK_ID_EINF, einfSize); |
3599 |
|
} |
3600 |
|
if (einf) { |
3601 |
|
uint8_t* pData = (uint8_t*) einf->LoadChunkData(); |
3602 |
|
|
3603 |
|
std::map<gig::Sample*,int> sampleMap; |
3604 |
|
int sampleIdx = 0; |
3605 |
|
for (Sample* pSample = GetFirstSample(); pSample; pSample = GetNextSample()) { |
3606 |
|
sampleMap[pSample] = sampleIdx++; |
3607 |
|
} |
3608 |
|
|
3609 |
|
int totnbusedsamples = 0; |
3610 |
|
int totnbusedchannels = 0; |
3611 |
|
int totnbregions = 0; |
3612 |
|
int totnbdimregions = 0; |
3613 |
|
int totnbloops = 0; |
3614 |
|
int instrumentIdx = 0; |
3615 |
|
|
3616 |
|
memset(&pData[48], 0, sublen - 48); |
3617 |
|
|
3618 |
|
for (Instrument* instrument = GetFirstInstrument() ; instrument ; |
3619 |
|
instrument = GetNextInstrument()) { |
3620 |
|
int nbusedsamples = 0; |
3621 |
|
int nbusedchannels = 0; |
3622 |
|
int nbdimregions = 0; |
3623 |
|
int nbloops = 0; |
3624 |
|
|
3625 |
|
memset(&pData[(instrumentIdx + 1) * sublen + 48], 0, sublen - 48); |
3626 |
|
|
3627 |
|
for (Region* region = instrument->GetFirstRegion() ; region ; |
3628 |
|
region = instrument->GetNextRegion()) { |
3629 |
|
for (int i = 0 ; i < region->DimensionRegions ; i++) { |
3630 |
|
gig::DimensionRegion *d = region->pDimensionRegions[i]; |
3631 |
|
if (d->pSample) { |
3632 |
|
int sampleIdx = sampleMap[d->pSample]; |
3633 |
|
int byte = 48 + sampleIdx / 8; |
3634 |
|
int bit = 1 << (sampleIdx & 7); |
3635 |
|
if ((pData[(instrumentIdx + 1) * sublen + byte] & bit) == 0) { |
3636 |
|
pData[(instrumentIdx + 1) * sublen + byte] |= bit; |
3637 |
|
nbusedsamples++; |
3638 |
|
nbusedchannels += d->pSample->Channels; |
3639 |
|
|
3640 |
|
if ((pData[byte] & bit) == 0) { |
3641 |
|
pData[byte] |= bit; |
3642 |
|
totnbusedsamples++; |
3643 |
|
totnbusedchannels += d->pSample->Channels; |
3644 |
|
} |
3645 |
|
} |
3646 |
|
} |
3647 |
|
if (d->SampleLoops) nbloops++; |
3648 |
|
} |
3649 |
|
nbdimregions += region->DimensionRegions; |
3650 |
|
} |
3651 |
|
// first 4 bytes unknown - sometimes 0, sometimes length of einf part |
3652 |
|
// store32(&pData[(instrumentIdx + 1) * sublen], sublen); |
3653 |
|
store32(&pData[(instrumentIdx + 1) * sublen + 4], nbusedchannels); |
3654 |
|
store32(&pData[(instrumentIdx + 1) * sublen + 8], nbusedsamples); |
3655 |
|
store32(&pData[(instrumentIdx + 1) * sublen + 12], 1); |
3656 |
|
store32(&pData[(instrumentIdx + 1) * sublen + 16], instrument->Regions); |
3657 |
|
store32(&pData[(instrumentIdx + 1) * sublen + 20], nbdimregions); |
3658 |
|
store32(&pData[(instrumentIdx + 1) * sublen + 24], nbloops); |
3659 |
|
// next 8 bytes unknown |
3660 |
|
store32(&pData[(instrumentIdx + 1) * sublen + 36], instrumentIdx); |
3661 |
|
store32(&pData[(instrumentIdx + 1) * sublen + 40], pSamples->size()); |
3662 |
|
// next 4 bytes unknown |
3663 |
|
|
3664 |
|
totnbregions += instrument->Regions; |
3665 |
|
totnbdimregions += nbdimregions; |
3666 |
|
totnbloops += nbloops; |
3667 |
|
instrumentIdx++; |
3668 |
|
} |
3669 |
|
// first 4 bytes unknown - sometimes 0, sometimes length of einf part |
3670 |
|
// store32(&pData[0], sublen); |
3671 |
|
store32(&pData[4], totnbusedchannels); |
3672 |
|
store32(&pData[8], totnbusedsamples); |
3673 |
|
store32(&pData[12], Instruments); |
3674 |
|
store32(&pData[16], totnbregions); |
3675 |
|
store32(&pData[20], totnbdimregions); |
3676 |
|
store32(&pData[24], totnbloops); |
3677 |
|
// next 8 bytes unknown |
3678 |
|
// next 4 bytes unknown, not always 0 |
3679 |
|
store32(&pData[40], pSamples->size()); |
3680 |
|
// next 4 bytes unknown |
3681 |
|
} |
3682 |
|
|
3683 |
|
// update 3crc chunk |
3684 |
|
|
3685 |
|
// The 3crc chunk contains CRC-32 checksums for the |
3686 |
|
// samples. The actual checksum values will be filled in |
3687 |
|
// later, by Sample::Write. |
3688 |
|
|
3689 |
|
RIFF::Chunk* _3crc = pRIFF->GetSubChunk(CHUNK_ID_3CRC); |
3690 |
|
if (_3crc) { |
3691 |
|
_3crc->Resize(pSamples->size() * 8); |
3692 |
|
} else if (newFile) { |
3693 |
|
_3crc = pRIFF->AddSubChunk(CHUNK_ID_3CRC, pSamples->size() * 8); |
3694 |
|
_3crc->LoadChunkData(); |
3695 |
|
|
3696 |
|
// the order of einf and 3crc is not the same in v2 and v3 |
3697 |
|
if (einf && pVersion && pVersion->major == 3) pRIFF->MoveSubChunk(_3crc, einf); |
3698 |
|
} |
3699 |
|
} |
3700 |
|
|
3701 |
|
|
3702 |
|
|
3703 |
// *************** Exception *************** |
// *************** Exception *************** |