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 |
pInfo->UseFixedLengthStrings = true; |
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 |
|
|
362 |
Manufacturer = 0; |
Manufacturer = 0; |
363 |
Product = 0; |
Product = 0; |
364 |
SamplePeriod = uint32_t(1000000000.0 / SamplesPerSecond + 0.5); |
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; |
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 = uint32_t(1000000000.0 / SamplesPerSecond + 0.5); |
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); |
467 |
} |
} |
468 |
// update '3gix' chunk |
// update '3gix' chunk |
469 |
pData = (uint8_t*) pCk3gix->LoadChunkData(); |
pData = (uint8_t*) pCk3gix->LoadChunkData(); |
470 |
memcpy(&pData[0], &iSampleGroup, 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). |
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 |
/** |
/** |
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); |
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, 0, 8); |
memset(DimensionUpperLimits, 127, 8); |
1509 |
} |
} |
1510 |
|
|
1511 |
pVelocityAttenuationTable = GetVelocityTable(VelocityResponseCurve, |
pVelocityAttenuationTable = GetVelocityTable(VelocityResponseCurve, |
1512 |
VelocityResponseDepth, |
VelocityResponseDepth, |
1513 |
VelocityResponseCurveScaling); |
VelocityResponseCurveScaling); |
1514 |
|
|
1515 |
curve_type_t curveType = ReleaseVelocityResponseCurve; |
pVelocityReleaseTable = GetReleaseVelocityTable( |
1516 |
uint8_t depth = ReleaseVelocityResponseDepth; |
ReleaseVelocityResponseCurve, |
1517 |
|
ReleaseVelocityResponseDepth |
1518 |
|
); |
1519 |
|
|
1520 |
|
pVelocityCutoffTable = GetCutoffVelocityTable(VCFVelocityCurve, |
1521 |
|
VCFVelocityDynamicRange, |
1522 |
|
VCFVelocityScale, |
1523 |
|
VCFCutoffController); |
1524 |
|
|
1525 |
// this models a strange behaviour or bug in GSt: two of the |
SampleAttenuation = pow(10.0, -Gain / (20.0 * 655360)); |
1526 |
// velocity response curves for release time are not used even |
VelocityTable = 0; |
1527 |
// if specified, instead another curve is chosen. |
} |
|
if ((curveType == curve_type_nonlinear && depth == 0) || |
|
|
(curveType == curve_type_special && depth == 4)) { |
|
|
curveType = curve_type_nonlinear; |
|
|
depth = 3; |
|
|
} |
|
|
pVelocityReleaseTable = GetVelocityTable(curveType, depth, 0); |
|
1528 |
|
|
1529 |
curveType = VCFVelocityCurve; |
/* |
1530 |
depth = VCFVelocityDynamicRange; |
* Constructs a DimensionRegion by copying all parameters from |
1531 |
|
* another DimensionRegion |
1532 |
|
*/ |
1533 |
|
DimensionRegion::DimensionRegion(RIFF::List* _3ewl, const DimensionRegion& src) : DLS::Sampler(_3ewl) { |
1534 |
|
Instances++; |
1535 |
|
*this = src; // default memberwise shallow copy of all parameters |
1536 |
|
pParentList = _3ewl; // restore the chunk pointer |
1537 |
|
|
1538 |
// even stranger GSt: two of the velocity response curves for |
// deep copy of owned structures |
1539 |
// filter cutoff are not used, instead another special curve |
if (src.VelocityTable) { |
1540 |
// is chosen. This curve is not used anywhere else. |
VelocityTable = new uint8_t[128]; |
1541 |
if ((curveType == curve_type_nonlinear && depth == 0) || |
for (int k = 0 ; k < 128 ; k++) |
1542 |
(curveType == curve_type_special && depth == 4)) { |
VelocityTable[k] = src.VelocityTable[k]; |
|
curveType = curve_type_special; |
|
|
depth = 5; |
|
1543 |
} |
} |
1544 |
pVelocityCutoffTable = GetVelocityTable(curveType, depth, |
if (src.pSampleLoops) { |
1545 |
VCFCutoffController <= vcf_cutoff_ctrl_none2 ? VCFVelocityScale : 0); |
pSampleLoops = new DLS::sample_loop_t[src.SampleLoops]; |
1546 |
|
for (int k = 0 ; k < src.SampleLoops ; k++) |
1547 |
|
pSampleLoops[k] = src.pSampleLoops[k]; |
1548 |
|
} |
1549 |
|
} |
1550 |
|
|
1551 |
|
/** |
1552 |
|
* Updates the respective member variable and updates @c SampleAttenuation |
1553 |
|
* which depends on this value. |
1554 |
|
*/ |
1555 |
|
void DimensionRegion::SetGain(int32_t gain) { |
1556 |
|
DLS::Sampler::SetGain(gain); |
1557 |
SampleAttenuation = pow(10.0, -Gain / (20.0 * 655360)); |
SampleAttenuation = pow(10.0, -Gain / (20.0 * 655360)); |
|
VelocityTable = 0; |
|
1558 |
} |
} |
1559 |
|
|
1560 |
/** |
/** |
1568 |
// first update base class's chunk |
// first update base class's chunk |
1569 |
DLS::Sampler::UpdateChunks(); |
DLS::Sampler::UpdateChunks(); |
1570 |
|
|
1571 |
|
RIFF::Chunk* wsmp = pParentList->GetSubChunk(CHUNK_ID_WSMP); |
1572 |
|
uint8_t* pData = (uint8_t*) wsmp->LoadChunkData(); |
1573 |
|
pData[12] = Crossfade.in_start; |
1574 |
|
pData[13] = Crossfade.in_end; |
1575 |
|
pData[14] = Crossfade.out_start; |
1576 |
|
pData[15] = Crossfade.out_end; |
1577 |
|
|
1578 |
// make sure '3ewa' chunk exists |
// make sure '3ewa' chunk exists |
1579 |
RIFF::Chunk* _3ewa = pParentList->GetSubChunk(CHUNK_ID_3EWA); |
RIFF::Chunk* _3ewa = pParentList->GetSubChunk(CHUNK_ID_3EWA); |
1580 |
if (!_3ewa) _3ewa = pParentList->AddSubChunk(CHUNK_ID_3EWA, 140); |
if (!_3ewa) { |
1581 |
uint8_t* pData = (uint8_t*) _3ewa->LoadChunkData(); |
File* pFile = (File*) GetParent()->GetParent()->GetParent(); |
1582 |
|
bool version3 = pFile->pVersion && pFile->pVersion->major == 3; |
1583 |
|
_3ewa = pParentList->AddSubChunk(CHUNK_ID_3EWA, version3 ? 148 : 140); |
1584 |
|
} |
1585 |
|
pData = (uint8_t*) _3ewa->LoadChunkData(); |
1586 |
|
|
1587 |
// update '3ewa' chunk with DimensionRegion's current settings |
// update '3ewa' chunk with DimensionRegion's current settings |
1588 |
|
|
1589 |
const uint32_t chunksize = _3ewa->GetSize(); |
const uint32_t chunksize = _3ewa->GetNewSize(); |
1590 |
memcpy(&pData[0], &chunksize, 4); // unknown, always chunk size? |
store32(&pData[0], chunksize); // unknown, always chunk size? |
1591 |
|
|
1592 |
const int32_t lfo3freq = (int32_t) GIG_EXP_ENCODE(LFO3Frequency); |
const int32_t lfo3freq = (int32_t) GIG_EXP_ENCODE(LFO3Frequency); |
1593 |
memcpy(&pData[4], &lfo3freq, 4); |
store32(&pData[4], lfo3freq); |
1594 |
|
|
1595 |
const int32_t eg3attack = (int32_t) GIG_EXP_ENCODE(EG3Attack); |
const int32_t eg3attack = (int32_t) GIG_EXP_ENCODE(EG3Attack); |
1596 |
memcpy(&pData[8], &eg3attack, 4); |
store32(&pData[8], eg3attack); |
1597 |
|
|
1598 |
// next 2 bytes unknown |
// next 2 bytes unknown |
1599 |
|
|
1600 |
memcpy(&pData[14], &LFO1InternalDepth, 2); |
store16(&pData[14], LFO1InternalDepth); |
1601 |
|
|
1602 |
// next 2 bytes unknown |
// next 2 bytes unknown |
1603 |
|
|
1604 |
memcpy(&pData[18], &LFO3InternalDepth, 2); |
store16(&pData[18], LFO3InternalDepth); |
1605 |
|
|
1606 |
// next 2 bytes unknown |
// next 2 bytes unknown |
1607 |
|
|
1608 |
memcpy(&pData[22], &LFO1ControlDepth, 2); |
store16(&pData[22], LFO1ControlDepth); |
1609 |
|
|
1610 |
// next 2 bytes unknown |
// next 2 bytes unknown |
1611 |
|
|
1612 |
memcpy(&pData[26], &LFO3ControlDepth, 2); |
store16(&pData[26], LFO3ControlDepth); |
1613 |
|
|
1614 |
const int32_t eg1attack = (int32_t) GIG_EXP_ENCODE(EG1Attack); |
const int32_t eg1attack = (int32_t) GIG_EXP_ENCODE(EG1Attack); |
1615 |
memcpy(&pData[28], &eg1attack, 4); |
store32(&pData[28], eg1attack); |
1616 |
|
|
1617 |
const int32_t eg1decay1 = (int32_t) GIG_EXP_ENCODE(EG1Decay1); |
const int32_t eg1decay1 = (int32_t) GIG_EXP_ENCODE(EG1Decay1); |
1618 |
memcpy(&pData[32], &eg1decay1, 4); |
store32(&pData[32], eg1decay1); |
1619 |
|
|
1620 |
// next 2 bytes unknown |
// next 2 bytes unknown |
1621 |
|
|
1622 |
memcpy(&pData[38], &EG1Sustain, 2); |
store16(&pData[38], EG1Sustain); |
1623 |
|
|
1624 |
const int32_t eg1release = (int32_t) GIG_EXP_ENCODE(EG1Release); |
const int32_t eg1release = (int32_t) GIG_EXP_ENCODE(EG1Release); |
1625 |
memcpy(&pData[40], &eg1release, 4); |
store32(&pData[40], eg1release); |
1626 |
|
|
1627 |
const uint8_t eg1ctl = (uint8_t) EncodeLeverageController(EG1Controller); |
const uint8_t eg1ctl = (uint8_t) EncodeLeverageController(EG1Controller); |
1628 |
memcpy(&pData[44], &eg1ctl, 1); |
pData[44] = eg1ctl; |
1629 |
|
|
1630 |
const uint8_t eg1ctrloptions = |
const uint8_t eg1ctrloptions = |
1631 |
(EG1ControllerInvert) ? 0x01 : 0x00 | |
(EG1ControllerInvert ? 0x01 : 0x00) | |
1632 |
GIG_EG_CTR_ATTACK_INFLUENCE_ENCODE(EG1ControllerAttackInfluence) | |
GIG_EG_CTR_ATTACK_INFLUENCE_ENCODE(EG1ControllerAttackInfluence) | |
1633 |
GIG_EG_CTR_DECAY_INFLUENCE_ENCODE(EG1ControllerDecayInfluence) | |
GIG_EG_CTR_DECAY_INFLUENCE_ENCODE(EG1ControllerDecayInfluence) | |
1634 |
GIG_EG_CTR_RELEASE_INFLUENCE_ENCODE(EG1ControllerReleaseInfluence); |
GIG_EG_CTR_RELEASE_INFLUENCE_ENCODE(EG1ControllerReleaseInfluence); |
1635 |
memcpy(&pData[45], &eg1ctrloptions, 1); |
pData[45] = eg1ctrloptions; |
1636 |
|
|
1637 |
const uint8_t eg2ctl = (uint8_t) EncodeLeverageController(EG2Controller); |
const uint8_t eg2ctl = (uint8_t) EncodeLeverageController(EG2Controller); |
1638 |
memcpy(&pData[46], &eg2ctl, 1); |
pData[46] = eg2ctl; |
1639 |
|
|
1640 |
const uint8_t eg2ctrloptions = |
const uint8_t eg2ctrloptions = |
1641 |
(EG2ControllerInvert) ? 0x01 : 0x00 | |
(EG2ControllerInvert ? 0x01 : 0x00) | |
1642 |
GIG_EG_CTR_ATTACK_INFLUENCE_ENCODE(EG2ControllerAttackInfluence) | |
GIG_EG_CTR_ATTACK_INFLUENCE_ENCODE(EG2ControllerAttackInfluence) | |
1643 |
GIG_EG_CTR_DECAY_INFLUENCE_ENCODE(EG2ControllerDecayInfluence) | |
GIG_EG_CTR_DECAY_INFLUENCE_ENCODE(EG2ControllerDecayInfluence) | |
1644 |
GIG_EG_CTR_RELEASE_INFLUENCE_ENCODE(EG2ControllerReleaseInfluence); |
GIG_EG_CTR_RELEASE_INFLUENCE_ENCODE(EG2ControllerReleaseInfluence); |
1645 |
memcpy(&pData[47], &eg2ctrloptions, 1); |
pData[47] = eg2ctrloptions; |
1646 |
|
|
1647 |
const int32_t lfo1freq = (int32_t) GIG_EXP_ENCODE(LFO1Frequency); |
const int32_t lfo1freq = (int32_t) GIG_EXP_ENCODE(LFO1Frequency); |
1648 |
memcpy(&pData[48], &lfo1freq, 4); |
store32(&pData[48], lfo1freq); |
1649 |
|
|
1650 |
const int32_t eg2attack = (int32_t) GIG_EXP_ENCODE(EG2Attack); |
const int32_t eg2attack = (int32_t) GIG_EXP_ENCODE(EG2Attack); |
1651 |
memcpy(&pData[52], &eg2attack, 4); |
store32(&pData[52], eg2attack); |
1652 |
|
|
1653 |
const int32_t eg2decay1 = (int32_t) GIG_EXP_ENCODE(EG2Decay1); |
const int32_t eg2decay1 = (int32_t) GIG_EXP_ENCODE(EG2Decay1); |
1654 |
memcpy(&pData[56], &eg2decay1, 4); |
store32(&pData[56], eg2decay1); |
1655 |
|
|
1656 |
// next 2 bytes unknown |
// next 2 bytes unknown |
1657 |
|
|
1658 |
memcpy(&pData[62], &EG2Sustain, 2); |
store16(&pData[62], EG2Sustain); |
1659 |
|
|
1660 |
const int32_t eg2release = (int32_t) GIG_EXP_ENCODE(EG2Release); |
const int32_t eg2release = (int32_t) GIG_EXP_ENCODE(EG2Release); |
1661 |
memcpy(&pData[64], &eg2release, 4); |
store32(&pData[64], eg2release); |
1662 |
|
|
1663 |
// next 2 bytes unknown |
// next 2 bytes unknown |
1664 |
|
|
1665 |
memcpy(&pData[70], &LFO2ControlDepth, 2); |
store16(&pData[70], LFO2ControlDepth); |
1666 |
|
|
1667 |
const int32_t lfo2freq = (int32_t) GIG_EXP_ENCODE(LFO2Frequency); |
const int32_t lfo2freq = (int32_t) GIG_EXP_ENCODE(LFO2Frequency); |
1668 |
memcpy(&pData[72], &lfo2freq, 4); |
store32(&pData[72], lfo2freq); |
1669 |
|
|
1670 |
// next 2 bytes unknown |
// next 2 bytes unknown |
1671 |
|
|
1672 |
memcpy(&pData[78], &LFO2InternalDepth, 2); |
store16(&pData[78], LFO2InternalDepth); |
1673 |
|
|
1674 |
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); |
1675 |
memcpy(&pData[80], &eg1decay2, 4); |
store32(&pData[80], eg1decay2); |
1676 |
|
|
1677 |
// next 2 bytes unknown |
// next 2 bytes unknown |
1678 |
|
|
1679 |
memcpy(&pData[86], &EG1PreAttack, 2); |
store16(&pData[86], EG1PreAttack); |
1680 |
|
|
1681 |
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); |
1682 |
memcpy(&pData[88], &eg2decay2, 4); |
store32(&pData[88], eg2decay2); |
1683 |
|
|
1684 |
// next 2 bytes unknown |
// next 2 bytes unknown |
1685 |
|
|
1686 |
memcpy(&pData[94], &EG2PreAttack, 2); |
store16(&pData[94], EG2PreAttack); |
1687 |
|
|
1688 |
{ |
{ |
1689 |
if (VelocityResponseDepth > 4) throw Exception("VelocityResponseDepth must be between 0 and 4"); |
if (VelocityResponseDepth > 4) throw Exception("VelocityResponseDepth must be between 0 and 4"); |
1701 |
default: |
default: |
1702 |
throw Exception("Could not update DimensionRegion's chunk, unknown VelocityResponseCurve selected"); |
throw Exception("Could not update DimensionRegion's chunk, unknown VelocityResponseCurve selected"); |
1703 |
} |
} |
1704 |
memcpy(&pData[96], &velocityresponse, 1); |
pData[96] = velocityresponse; |
1705 |
} |
} |
1706 |
|
|
1707 |
{ |
{ |
1720 |
default: |
default: |
1721 |
throw Exception("Could not update DimensionRegion's chunk, unknown ReleaseVelocityResponseCurve selected"); |
throw Exception("Could not update DimensionRegion's chunk, unknown ReleaseVelocityResponseCurve selected"); |
1722 |
} |
} |
1723 |
memcpy(&pData[97], &releasevelocityresponse, 1); |
pData[97] = releasevelocityresponse; |
1724 |
} |
} |
1725 |
|
|
1726 |
memcpy(&pData[98], &VelocityResponseCurveScaling, 1); |
pData[98] = VelocityResponseCurveScaling; |
1727 |
|
|
1728 |
memcpy(&pData[99], &AttenuationControllerThreshold, 1); |
pData[99] = AttenuationControllerThreshold; |
1729 |
|
|
1730 |
// next 4 bytes unknown |
// next 4 bytes unknown |
1731 |
|
|
1732 |
memcpy(&pData[104], &SampleStartOffset, 2); |
store16(&pData[104], SampleStartOffset); |
1733 |
|
|
1734 |
// next 2 bytes unknown |
// next 2 bytes unknown |
1735 |
|
|
1748 |
default: |
default: |
1749 |
throw Exception("Could not update DimensionRegion's chunk, unknown DimensionBypass selected"); |
throw Exception("Could not update DimensionRegion's chunk, unknown DimensionBypass selected"); |
1750 |
} |
} |
1751 |
memcpy(&pData[108], &pitchTrackDimensionBypass, 1); |
pData[108] = pitchTrackDimensionBypass; |
1752 |
} |
} |
1753 |
|
|
1754 |
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 |
1755 |
memcpy(&pData[109], &pan, 1); |
pData[109] = pan; |
1756 |
|
|
1757 |
const uint8_t selfmask = (SelfMask) ? 0x01 : 0x00; |
const uint8_t selfmask = (SelfMask) ? 0x01 : 0x00; |
1758 |
memcpy(&pData[110], &selfmask, 1); |
pData[110] = selfmask; |
1759 |
|
|
1760 |
// next byte unknown |
// next byte unknown |
1761 |
|
|
1764 |
if (LFO3Sync) lfo3ctrl |= 0x20; // bit 5 |
if (LFO3Sync) lfo3ctrl |= 0x20; // bit 5 |
1765 |
if (InvertAttenuationController) lfo3ctrl |= 0x80; // bit 7 |
if (InvertAttenuationController) lfo3ctrl |= 0x80; // bit 7 |
1766 |
if (VCFType == vcf_type_lowpassturbo) lfo3ctrl |= 0x40; // bit 6 |
if (VCFType == vcf_type_lowpassturbo) lfo3ctrl |= 0x40; // bit 6 |
1767 |
memcpy(&pData[112], &lfo3ctrl, 1); |
pData[112] = lfo3ctrl; |
1768 |
} |
} |
1769 |
|
|
1770 |
const uint8_t attenctl = EncodeLeverageController(AttenuationController); |
const uint8_t attenctl = EncodeLeverageController(AttenuationController); |
1771 |
memcpy(&pData[113], &attenctl, 1); |
pData[113] = attenctl; |
1772 |
|
|
1773 |
{ |
{ |
1774 |
uint8_t lfo2ctrl = LFO2Controller & 0x07; // lower 3 bits |
uint8_t lfo2ctrl = LFO2Controller & 0x07; // lower 3 bits |
1775 |
if (LFO2FlipPhase) lfo2ctrl |= 0x80; // bit 7 |
if (LFO2FlipPhase) lfo2ctrl |= 0x80; // bit 7 |
1776 |
if (LFO2Sync) lfo2ctrl |= 0x20; // bit 5 |
if (LFO2Sync) lfo2ctrl |= 0x20; // bit 5 |
1777 |
if (VCFResonanceController != vcf_res_ctrl_none) lfo2ctrl |= 0x40; // bit 6 |
if (VCFResonanceController != vcf_res_ctrl_none) lfo2ctrl |= 0x40; // bit 6 |
1778 |
memcpy(&pData[114], &lfo2ctrl, 1); |
pData[114] = lfo2ctrl; |
1779 |
} |
} |
1780 |
|
|
1781 |
{ |
{ |
1784 |
if (LFO1Sync) lfo1ctrl |= 0x40; // bit 6 |
if (LFO1Sync) lfo1ctrl |= 0x40; // bit 6 |
1785 |
if (VCFResonanceController != vcf_res_ctrl_none) |
if (VCFResonanceController != vcf_res_ctrl_none) |
1786 |
lfo1ctrl |= GIG_VCF_RESONANCE_CTRL_ENCODE(VCFResonanceController); |
lfo1ctrl |= GIG_VCF_RESONANCE_CTRL_ENCODE(VCFResonanceController); |
1787 |
memcpy(&pData[115], &lfo1ctrl, 1); |
pData[115] = lfo1ctrl; |
1788 |
} |
} |
1789 |
|
|
1790 |
const uint16_t eg3depth = (EG3Depth >= 0) ? EG3Depth |
const uint16_t eg3depth = (EG3Depth >= 0) ? EG3Depth |
1791 |
: uint16_t(((-EG3Depth) - 1) ^ 0xffff); /* binary complementary for negatives */ |
: uint16_t(((-EG3Depth) - 1) ^ 0xffff); /* binary complementary for negatives */ |
1792 |
memcpy(&pData[116], &eg3depth, 1); |
pData[116] = eg3depth; |
1793 |
|
|
1794 |
// next 2 bytes unknown |
// next 2 bytes unknown |
1795 |
|
|
1796 |
const uint8_t channeloffset = ChannelOffset * 4; |
const uint8_t channeloffset = ChannelOffset * 4; |
1797 |
memcpy(&pData[120], &channeloffset, 1); |
pData[120] = channeloffset; |
1798 |
|
|
1799 |
{ |
{ |
1800 |
uint8_t regoptions = 0; |
uint8_t regoptions = 0; |
1801 |
if (MSDecode) regoptions |= 0x01; // bit 0 |
if (MSDecode) regoptions |= 0x01; // bit 0 |
1802 |
if (SustainDefeat) regoptions |= 0x02; // bit 1 |
if (SustainDefeat) regoptions |= 0x02; // bit 1 |
1803 |
memcpy(&pData[121], ®options, 1); |
pData[121] = regoptions; |
1804 |
} |
} |
1805 |
|
|
1806 |
// next 2 bytes unknown |
// next 2 bytes unknown |
1807 |
|
|
1808 |
memcpy(&pData[124], &VelocityUpperLimit, 1); |
pData[124] = VelocityUpperLimit; |
1809 |
|
|
1810 |
// next 3 bytes unknown |
// next 3 bytes unknown |
1811 |
|
|
1812 |
memcpy(&pData[128], &ReleaseTriggerDecay, 1); |
pData[128] = ReleaseTriggerDecay; |
1813 |
|
|
1814 |
// next 2 bytes unknown |
// next 2 bytes unknown |
1815 |
|
|
1816 |
const uint8_t eg1hold = (EG1Hold) ? 0x80 : 0x00; // bit 7 |
const uint8_t eg1hold = (EG1Hold) ? 0x80 : 0x00; // bit 7 |
1817 |
memcpy(&pData[131], &eg1hold, 1); |
pData[131] = eg1hold; |
1818 |
|
|
1819 |
const uint8_t vcfcutoff = (VCFEnabled) ? 0x80 : 0x00 | /* bit 7 */ |
const uint8_t vcfcutoff = (VCFEnabled ? 0x80 : 0x00) | /* bit 7 */ |
1820 |
(VCFCutoff & 0x7f); /* lower 7 bits */ |
(VCFCutoff & 0x7f); /* lower 7 bits */ |
1821 |
memcpy(&pData[132], &vcfcutoff, 1); |
pData[132] = vcfcutoff; |
1822 |
|
|
1823 |
memcpy(&pData[133], &VCFCutoffController, 1); |
pData[133] = VCFCutoffController; |
1824 |
|
|
1825 |
const uint8_t vcfvelscale = (VCFCutoffControllerInvert) ? 0x80 : 0x00 | /* bit 7 */ |
const uint8_t vcfvelscale = (VCFCutoffControllerInvert ? 0x80 : 0x00) | /* bit 7 */ |
1826 |
(VCFVelocityScale & 0x7f); /* lower 7 bits */ |
(VCFVelocityScale & 0x7f); /* lower 7 bits */ |
1827 |
memcpy(&pData[134], &vcfvelscale, 1); |
pData[134] = vcfvelscale; |
1828 |
|
|
1829 |
// next byte unknown |
// next byte unknown |
1830 |
|
|
1831 |
const uint8_t vcfresonance = (VCFResonanceDynamic) ? 0x00 : 0x80 | /* bit 7 */ |
const uint8_t vcfresonance = (VCFResonanceDynamic ? 0x00 : 0x80) | /* bit 7 */ |
1832 |
(VCFResonance & 0x7f); /* lower 7 bits */ |
(VCFResonance & 0x7f); /* lower 7 bits */ |
1833 |
memcpy(&pData[136], &vcfresonance, 1); |
pData[136] = vcfresonance; |
1834 |
|
|
1835 |
const uint8_t vcfbreakpoint = (VCFKeyboardTracking) ? 0x80 : 0x00 | /* bit 7 */ |
const uint8_t vcfbreakpoint = (VCFKeyboardTracking ? 0x80 : 0x00) | /* bit 7 */ |
1836 |
(VCFKeyboardTrackingBreakpoint & 0x7f); /* lower 7 bits */ |
(VCFKeyboardTrackingBreakpoint & 0x7f); /* lower 7 bits */ |
1837 |
memcpy(&pData[137], &vcfbreakpoint, 1); |
pData[137] = vcfbreakpoint; |
1838 |
|
|
1839 |
const uint8_t vcfvelocity = VCFVelocityDynamicRange % 5 | |
const uint8_t vcfvelocity = VCFVelocityDynamicRange % 5 | |
1840 |
VCFVelocityCurve * 5; |
VCFVelocityCurve * 5; |
1841 |
memcpy(&pData[138], &vcfvelocity, 1); |
pData[138] = vcfvelocity; |
1842 |
|
|
1843 |
const uint8_t vcftype = (VCFType == vcf_type_lowpassturbo) ? vcf_type_lowpass : VCFType; |
const uint8_t vcftype = (VCFType == vcf_type_lowpassturbo) ? vcf_type_lowpass : VCFType; |
1844 |
memcpy(&pData[139], &vcftype, 1); |
pData[139] = vcftype; |
1845 |
|
|
1846 |
if (chunksize >= 148) { |
if (chunksize >= 148) { |
1847 |
memcpy(&pData[140], DimensionUpperLimits, 8); |
memcpy(&pData[140], DimensionUpperLimits, 8); |
1848 |
} |
} |
1849 |
} |
} |
1850 |
|
|
1851 |
|
double* DimensionRegion::GetReleaseVelocityTable(curve_type_t releaseVelocityResponseCurve, uint8_t releaseVelocityResponseDepth) { |
1852 |
|
curve_type_t curveType = releaseVelocityResponseCurve; |
1853 |
|
uint8_t depth = releaseVelocityResponseDepth; |
1854 |
|
// this models a strange behaviour or bug in GSt: two of the |
1855 |
|
// velocity response curves for release time are not used even |
1856 |
|
// if specified, instead another curve is chosen. |
1857 |
|
if ((curveType == curve_type_nonlinear && depth == 0) || |
1858 |
|
(curveType == curve_type_special && depth == 4)) { |
1859 |
|
curveType = curve_type_nonlinear; |
1860 |
|
depth = 3; |
1861 |
|
} |
1862 |
|
return GetVelocityTable(curveType, depth, 0); |
1863 |
|
} |
1864 |
|
|
1865 |
|
double* DimensionRegion::GetCutoffVelocityTable(curve_type_t vcfVelocityCurve, |
1866 |
|
uint8_t vcfVelocityDynamicRange, |
1867 |
|
uint8_t vcfVelocityScale, |
1868 |
|
vcf_cutoff_ctrl_t vcfCutoffController) |
1869 |
|
{ |
1870 |
|
curve_type_t curveType = vcfVelocityCurve; |
1871 |
|
uint8_t depth = vcfVelocityDynamicRange; |
1872 |
|
// even stranger GSt: two of the velocity response curves for |
1873 |
|
// filter cutoff are not used, instead another special curve |
1874 |
|
// is chosen. This curve is not used anywhere else. |
1875 |
|
if ((curveType == curve_type_nonlinear && depth == 0) || |
1876 |
|
(curveType == curve_type_special && depth == 4)) { |
1877 |
|
curveType = curve_type_special; |
1878 |
|
depth = 5; |
1879 |
|
} |
1880 |
|
return GetVelocityTable(curveType, depth, |
1881 |
|
(vcfCutoffController <= vcf_cutoff_ctrl_none2) |
1882 |
|
? vcfVelocityScale : 0); |
1883 |
|
} |
1884 |
|
|
1885 |
// 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 |
1886 |
double* DimensionRegion::GetVelocityTable(curve_type_t curveType, uint8_t depth, uint8_t scaling) |
double* DimensionRegion::GetVelocityTable(curve_type_t curveType, uint8_t depth, uint8_t scaling) |
1887 |
{ |
{ |
1897 |
return table; |
return table; |
1898 |
} |
} |
1899 |
|
|
1900 |
|
Region* DimensionRegion::GetParent() const { |
1901 |
|
return pRegion; |
1902 |
|
} |
1903 |
|
|
1904 |
leverage_ctrl_t DimensionRegion::DecodeLeverageController(_lev_ctrl_t EncodedController) { |
leverage_ctrl_t DimensionRegion::DecodeLeverageController(_lev_ctrl_t EncodedController) { |
1905 |
leverage_ctrl_t decodedcontroller; |
leverage_ctrl_t decodedcontroller; |
1906 |
switch (EncodedController) { |
switch (EncodedController) { |
2108 |
default: |
default: |
2109 |
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"); |
2110 |
} |
} |
2111 |
|
break; |
2112 |
default: |
default: |
2113 |
throw gig::Exception("Unknown leverage controller type."); |
throw gig::Exception("Unknown leverage controller type."); |
2114 |
} |
} |
2154 |
return pVelocityCutoffTable[MIDIKeyVelocity]; |
return pVelocityCutoffTable[MIDIKeyVelocity]; |
2155 |
} |
} |
2156 |
|
|
2157 |
|
/** |
2158 |
|
* Updates the respective member variable and the lookup table / cache |
2159 |
|
* that depends on this value. |
2160 |
|
*/ |
2161 |
|
void DimensionRegion::SetVelocityResponseCurve(curve_type_t curve) { |
2162 |
|
pVelocityAttenuationTable = |
2163 |
|
GetVelocityTable( |
2164 |
|
curve, VelocityResponseDepth, VelocityResponseCurveScaling |
2165 |
|
); |
2166 |
|
VelocityResponseCurve = curve; |
2167 |
|
} |
2168 |
|
|
2169 |
|
/** |
2170 |
|
* Updates the respective member variable and the lookup table / cache |
2171 |
|
* that depends on this value. |
2172 |
|
*/ |
2173 |
|
void DimensionRegion::SetVelocityResponseDepth(uint8_t depth) { |
2174 |
|
pVelocityAttenuationTable = |
2175 |
|
GetVelocityTable( |
2176 |
|
VelocityResponseCurve, depth, VelocityResponseCurveScaling |
2177 |
|
); |
2178 |
|
VelocityResponseDepth = depth; |
2179 |
|
} |
2180 |
|
|
2181 |
|
/** |
2182 |
|
* Updates the respective member variable and the lookup table / cache |
2183 |
|
* that depends on this value. |
2184 |
|
*/ |
2185 |
|
void DimensionRegion::SetVelocityResponseCurveScaling(uint8_t scaling) { |
2186 |
|
pVelocityAttenuationTable = |
2187 |
|
GetVelocityTable( |
2188 |
|
VelocityResponseCurve, VelocityResponseDepth, scaling |
2189 |
|
); |
2190 |
|
VelocityResponseCurveScaling = scaling; |
2191 |
|
} |
2192 |
|
|
2193 |
|
/** |
2194 |
|
* Updates the respective member variable and the lookup table / cache |
2195 |
|
* that depends on this value. |
2196 |
|
*/ |
2197 |
|
void DimensionRegion::SetReleaseVelocityResponseCurve(curve_type_t curve) { |
2198 |
|
pVelocityReleaseTable = GetReleaseVelocityTable(curve, ReleaseVelocityResponseDepth); |
2199 |
|
ReleaseVelocityResponseCurve = curve; |
2200 |
|
} |
2201 |
|
|
2202 |
|
/** |
2203 |
|
* Updates the respective member variable and the lookup table / cache |
2204 |
|
* that depends on this value. |
2205 |
|
*/ |
2206 |
|
void DimensionRegion::SetReleaseVelocityResponseDepth(uint8_t depth) { |
2207 |
|
pVelocityReleaseTable = GetReleaseVelocityTable(ReleaseVelocityResponseCurve, depth); |
2208 |
|
ReleaseVelocityResponseDepth = depth; |
2209 |
|
} |
2210 |
|
|
2211 |
|
/** |
2212 |
|
* Updates the respective member variable and the lookup table / cache |
2213 |
|
* that depends on this value. |
2214 |
|
*/ |
2215 |
|
void DimensionRegion::SetVCFCutoffController(vcf_cutoff_ctrl_t controller) { |
2216 |
|
pVelocityCutoffTable = GetCutoffVelocityTable(VCFVelocityCurve, VCFVelocityDynamicRange, VCFVelocityScale, controller); |
2217 |
|
VCFCutoffController = controller; |
2218 |
|
} |
2219 |
|
|
2220 |
|
/** |
2221 |
|
* Updates the respective member variable and the lookup table / cache |
2222 |
|
* that depends on this value. |
2223 |
|
*/ |
2224 |
|
void DimensionRegion::SetVCFVelocityCurve(curve_type_t curve) { |
2225 |
|
pVelocityCutoffTable = GetCutoffVelocityTable(curve, VCFVelocityDynamicRange, VCFVelocityScale, VCFCutoffController); |
2226 |
|
VCFVelocityCurve = curve; |
2227 |
|
} |
2228 |
|
|
2229 |
|
/** |
2230 |
|
* Updates the respective member variable and the lookup table / cache |
2231 |
|
* that depends on this value. |
2232 |
|
*/ |
2233 |
|
void DimensionRegion::SetVCFVelocityDynamicRange(uint8_t range) { |
2234 |
|
pVelocityCutoffTable = GetCutoffVelocityTable(VCFVelocityCurve, range, VCFVelocityScale, VCFCutoffController); |
2235 |
|
VCFVelocityDynamicRange = range; |
2236 |
|
} |
2237 |
|
|
2238 |
|
/** |
2239 |
|
* Updates the respective member variable and the lookup table / cache |
2240 |
|
* that depends on this value. |
2241 |
|
*/ |
2242 |
|
void DimensionRegion::SetVCFVelocityScale(uint8_t scaling) { |
2243 |
|
pVelocityCutoffTable = GetCutoffVelocityTable(VCFVelocityCurve, VCFVelocityDynamicRange, scaling, VCFCutoffController); |
2244 |
|
VCFVelocityScale = scaling; |
2245 |
|
} |
2246 |
|
|
2247 |
double* DimensionRegion::CreateVelocityTable(curve_type_t curveType, uint8_t depth, uint8_t scaling) { |
double* DimensionRegion::CreateVelocityTable(curve_type_t curveType, uint8_t depth, uint8_t scaling) { |
2248 |
|
|
2249 |
// line-segment approximations of the 15 velocity curves |
// line-segment approximations of the 15 velocity curves |
2316 |
// * |
// * |
2317 |
|
|
2318 |
Region::Region(Instrument* pInstrument, RIFF::List* rgnList) : DLS::Region((DLS::Instrument*) pInstrument, rgnList) { |
Region::Region(Instrument* pInstrument, RIFF::List* rgnList) : DLS::Region((DLS::Instrument*) pInstrument, rgnList) { |
|
pInfo->UseFixedLengthStrings = true; |
|
|
|
|
2319 |
// Initialization |
// Initialization |
2320 |
Dimensions = 0; |
Dimensions = 0; |
2321 |
for (int i = 0; i < 256; i++) { |
for (int i = 0; i < 256; i++) { |
2335 |
for (int i = 0; i < dimensionBits; i++) { |
for (int i = 0; i < dimensionBits; i++) { |
2336 |
dimension_t dimension = static_cast<dimension_t>(_3lnk->ReadUint8()); |
dimension_t dimension = static_cast<dimension_t>(_3lnk->ReadUint8()); |
2337 |
uint8_t bits = _3lnk->ReadUint8(); |
uint8_t bits = _3lnk->ReadUint8(); |
2338 |
_3lnk->ReadUint8(); // probably the position of the dimension |
_3lnk->ReadUint8(); // bit position of the dimension (bits[0] + bits[1] + ... + bits[i-1]) |
2339 |
_3lnk->ReadUint8(); // unknown |
_3lnk->ReadUint8(); // (1 << bit position of next dimension) - (1 << bit position of this dimension) |
2340 |
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) |
2341 |
if (dimension == dimension_none) { // inactive dimension |
if (dimension == dimension_none) { // inactive dimension |
2342 |
pDimensionDefinitions[i].dimension = dimension_none; |
pDimensionDefinitions[i].dimension = dimension_none; |
2378 |
GetSample(); // load global region sample reference |
GetSample(); // load global region sample reference |
2379 |
} else { |
} else { |
2380 |
DimensionRegions = 0; |
DimensionRegions = 0; |
2381 |
|
for (int i = 0 ; i < 8 ; i++) { |
2382 |
|
pDimensionDefinitions[i].dimension = dimension_none; |
2383 |
|
pDimensionDefinitions[i].bits = 0; |
2384 |
|
pDimensionDefinitions[i].zones = 0; |
2385 |
|
} |
2386 |
} |
} |
2387 |
|
|
2388 |
// make sure there is at least one dimension region |
// make sure there is at least one dimension region |
2390 |
RIFF::List* _3prg = rgnList->GetSubList(LIST_TYPE_3PRG); |
RIFF::List* _3prg = rgnList->GetSubList(LIST_TYPE_3PRG); |
2391 |
if (!_3prg) _3prg = rgnList->AddSubList(LIST_TYPE_3PRG); |
if (!_3prg) _3prg = rgnList->AddSubList(LIST_TYPE_3PRG); |
2392 |
RIFF::List* _3ewl = _3prg->AddSubList(LIST_TYPE_3EWL); |
RIFF::List* _3ewl = _3prg->AddSubList(LIST_TYPE_3EWL); |
2393 |
pDimensionRegions[0] = new DimensionRegion(_3ewl); |
pDimensionRegions[0] = new DimensionRegion(this, _3ewl); |
2394 |
DimensionRegions = 1; |
DimensionRegions = 1; |
2395 |
} |
} |
2396 |
} |
} |
2420 |
} |
} |
2421 |
|
|
2422 |
File* pFile = (File*) GetParent()->GetParent(); |
File* pFile = (File*) GetParent()->GetParent(); |
2423 |
const int iMaxDimensions = (pFile->pVersion && pFile->pVersion->major == 3) ? 8 : 5; |
bool version3 = pFile->pVersion && pFile->pVersion->major == 3; |
2424 |
const int iMaxDimensionRegions = (pFile->pVersion && pFile->pVersion->major == 3) ? 256 : 32; |
const int iMaxDimensions = version3 ? 8 : 5; |
2425 |
|
const int iMaxDimensionRegions = version3 ? 256 : 32; |
2426 |
|
|
2427 |
// make sure '3lnk' chunk exists |
// make sure '3lnk' chunk exists |
2428 |
RIFF::Chunk* _3lnk = pCkRegion->GetSubChunk(CHUNK_ID_3LNK); |
RIFF::Chunk* _3lnk = pCkRegion->GetSubChunk(CHUNK_ID_3LNK); |
2429 |
if (!_3lnk) { |
if (!_3lnk) { |
2430 |
const int _3lnkChunkSize = (pFile->pVersion && pFile->pVersion->major == 3) ? 1092 : 172; |
const int _3lnkChunkSize = version3 ? 1092 : 172; |
2431 |
_3lnk = pCkRegion->AddSubChunk(CHUNK_ID_3LNK, _3lnkChunkSize); |
_3lnk = pCkRegion->AddSubChunk(CHUNK_ID_3LNK, _3lnkChunkSize); |
2432 |
|
memset(_3lnk->LoadChunkData(), 0, _3lnkChunkSize); |
2433 |
|
|
2434 |
|
// move 3prg to last position |
2435 |
|
pCkRegion->MoveSubChunk(pCkRegion->GetSubList(LIST_TYPE_3PRG), 0); |
2436 |
} |
} |
2437 |
|
|
2438 |
// update dimension definitions in '3lnk' chunk |
// update dimension definitions in '3lnk' chunk |
2439 |
uint8_t* pData = (uint8_t*) _3lnk->LoadChunkData(); |
uint8_t* pData = (uint8_t*) _3lnk->LoadChunkData(); |
2440 |
memcpy(&pData[0], &DimensionRegions, 4); |
store32(&pData[0], DimensionRegions); |
2441 |
|
int shift = 0; |
2442 |
for (int i = 0; i < iMaxDimensions; i++) { |
for (int i = 0; i < iMaxDimensions; i++) { |
2443 |
pData[4 + i * 8] = (uint8_t) pDimensionDefinitions[i].dimension; |
pData[4 + i * 8] = (uint8_t) pDimensionDefinitions[i].dimension; |
2444 |
pData[5 + i * 8] = pDimensionDefinitions[i].bits; |
pData[5 + i * 8] = pDimensionDefinitions[i].bits; |
2445 |
// next 2 bytes unknown |
pData[6 + i * 8] = pDimensionDefinitions[i].dimension == dimension_none ? 0 : shift; |
2446 |
|
pData[7 + i * 8] = (1 << (shift + pDimensionDefinitions[i].bits)) - (1 << shift); |
2447 |
pData[8 + i * 8] = pDimensionDefinitions[i].zones; |
pData[8 + i * 8] = pDimensionDefinitions[i].zones; |
2448 |
// next 3 bytes unknown |
// next 3 bytes unknown, always zero? |
2449 |
|
|
2450 |
|
shift += pDimensionDefinitions[i].bits; |
2451 |
} |
} |
2452 |
|
|
2453 |
// update wave pool table in '3lnk' chunk |
// update wave pool table in '3lnk' chunk |
2454 |
const int iWavePoolOffset = (pFile->pVersion && pFile->pVersion->major == 3) ? 68 : 44; |
const int iWavePoolOffset = version3 ? 68 : 44; |
2455 |
for (uint i = 0; i < iMaxDimensionRegions; i++) { |
for (uint i = 0; i < iMaxDimensionRegions; i++) { |
2456 |
int iWaveIndex = -1; |
int iWaveIndex = -1; |
2457 |
if (i < DimensionRegions) { |
if (i < DimensionRegions) { |
2464 |
break; |
break; |
2465 |
} |
} |
2466 |
} |
} |
|
if (iWaveIndex < 0) throw gig::Exception("Could not update gig::Region, could not find DimensionRegion's sample"); |
|
2467 |
} |
} |
2468 |
memcpy(&pData[iWavePoolOffset + i * 4], &iWaveIndex, 4); |
store32(&pData[iWavePoolOffset + i * 4], iWaveIndex); |
2469 |
} |
} |
2470 |
} |
} |
2471 |
|
|
2476 |
RIFF::List* _3ewl = _3prg->GetFirstSubList(); |
RIFF::List* _3ewl = _3prg->GetFirstSubList(); |
2477 |
while (_3ewl) { |
while (_3ewl) { |
2478 |
if (_3ewl->GetListType() == LIST_TYPE_3EWL) { |
if (_3ewl->GetListType() == LIST_TYPE_3EWL) { |
2479 |
pDimensionRegions[dimensionRegionNr] = new DimensionRegion(_3ewl); |
pDimensionRegions[dimensionRegionNr] = new DimensionRegion(this, _3ewl); |
2480 |
dimensionRegionNr++; |
dimensionRegionNr++; |
2481 |
} |
} |
2482 |
_3ewl = _3prg->GetNextSubList(); |
_3ewl = _3prg->GetNextSubList(); |
2485 |
} |
} |
2486 |
} |
} |
2487 |
|
|
2488 |
|
void Region::SetKeyRange(uint16_t Low, uint16_t High) { |
2489 |
|
// update KeyRange struct and make sure regions are in correct order |
2490 |
|
DLS::Region::SetKeyRange(Low, High); |
2491 |
|
// update Region key table for fast lookup |
2492 |
|
((gig::Instrument*)GetParent())->UpdateRegionKeyTable(); |
2493 |
|
} |
2494 |
|
|
2495 |
void Region::UpdateVelocityTable() { |
void Region::UpdateVelocityTable() { |
2496 |
// get velocity dimension's index |
// get velocity dimension's index |
2497 |
int veldim = -1; |
int veldim = -1; |
2597 |
if (pDimensionDefinitions[i].dimension == pDimDef->dimension) |
if (pDimensionDefinitions[i].dimension == pDimDef->dimension) |
2598 |
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"); |
2599 |
|
|
2600 |
|
// pos is where the new dimension should be placed, normally |
2601 |
|
// last in list, except for the samplechannel dimension which |
2602 |
|
// has to be first in list |
2603 |
|
int pos = pDimDef->dimension == dimension_samplechannel ? 0 : Dimensions; |
2604 |
|
int bitpos = 0; |
2605 |
|
for (int i = 0 ; i < pos ; i++) |
2606 |
|
bitpos += pDimensionDefinitions[i].bits; |
2607 |
|
|
2608 |
|
// make room for the new dimension |
2609 |
|
for (int i = Dimensions ; i > pos ; i--) pDimensionDefinitions[i] = pDimensionDefinitions[i - 1]; |
2610 |
|
for (int i = 0 ; i < (1 << iCurrentBits) ; i++) { |
2611 |
|
for (int j = Dimensions ; j > pos ; j--) { |
2612 |
|
pDimensionRegions[i]->DimensionUpperLimits[j] = |
2613 |
|
pDimensionRegions[i]->DimensionUpperLimits[j - 1]; |
2614 |
|
} |
2615 |
|
} |
2616 |
|
|
2617 |
// assign definition of new dimension |
// assign definition of new dimension |
2618 |
pDimensionDefinitions[Dimensions] = *pDimDef; |
pDimensionDefinitions[pos] = *pDimDef; |
2619 |
|
|
2620 |
// auto correct certain dimension definition fields (where possible) |
// auto correct certain dimension definition fields (where possible) |
2621 |
pDimensionDefinitions[Dimensions].split_type = |
pDimensionDefinitions[pos].split_type = |
2622 |
__resolveSplitType(pDimensionDefinitions[Dimensions].dimension); |
__resolveSplitType(pDimensionDefinitions[pos].dimension); |
2623 |
pDimensionDefinitions[Dimensions].zone_size = |
pDimensionDefinitions[pos].zone_size = |
2624 |
__resolveZoneSize(pDimensionDefinitions[Dimensions]); |
__resolveZoneSize(pDimensionDefinitions[pos]); |
2625 |
|
|
2626 |
// create new dimension region(s) for this new dimension |
// create new dimension region(s) for this new dimension, and make |
2627 |
for (int i = 1 << iCurrentBits; i < 1 << iNewBits; i++) { |
// sure that the dimension regions are placed correctly in both the |
2628 |
//TODO: maybe we should copy existing dimension regions if possible instead of simply creating new ones with default values |
// RIFF list and the pDimensionRegions array |
2629 |
RIFF::List* pNewDimRgnListChunk = pCkRegion->AddSubList(LIST_TYPE_3EWL); |
RIFF::Chunk* moveTo = NULL; |
2630 |
pDimensionRegions[i] = new DimensionRegion(pNewDimRgnListChunk); |
RIFF::List* _3prg = pCkRegion->GetSubList(LIST_TYPE_3PRG); |
2631 |
DimensionRegions++; |
for (int i = (1 << iCurrentBits) - (1 << bitpos) ; i >= 0 ; i -= (1 << bitpos)) { |
2632 |
|
for (int k = 0 ; k < (1 << bitpos) ; k++) { |
2633 |
|
pDimensionRegions[(i << pDimDef->bits) + k] = pDimensionRegions[i + k]; |
2634 |
|
} |
2635 |
|
for (int j = 1 ; j < (1 << pDimDef->bits) ; j++) { |
2636 |
|
for (int k = 0 ; k < (1 << bitpos) ; k++) { |
2637 |
|
RIFF::List* pNewDimRgnListChunk = _3prg->AddSubList(LIST_TYPE_3EWL); |
2638 |
|
if (moveTo) _3prg->MoveSubChunk(pNewDimRgnListChunk, moveTo); |
2639 |
|
// create a new dimension region and copy all parameter values from |
2640 |
|
// an existing dimension region |
2641 |
|
pDimensionRegions[(i << pDimDef->bits) + (j << bitpos) + k] = |
2642 |
|
new DimensionRegion(pNewDimRgnListChunk, *pDimensionRegions[i + k]); |
2643 |
|
|
2644 |
|
DimensionRegions++; |
2645 |
|
} |
2646 |
|
} |
2647 |
|
moveTo = pDimensionRegions[i]->pParentList; |
2648 |
|
} |
2649 |
|
|
2650 |
|
// initialize the upper limits for this dimension |
2651 |
|
int mask = (1 << bitpos) - 1; |
2652 |
|
for (int z = 0 ; z < pDimDef->zones ; z++) { |
2653 |
|
uint8_t upperLimit = uint8_t((z + 1) * 128.0 / pDimDef->zones - 1); |
2654 |
|
for (int i = 0 ; i < 1 << iCurrentBits ; i++) { |
2655 |
|
pDimensionRegions[((i & ~mask) << pDimDef->bits) | |
2656 |
|
(z << bitpos) | |
2657 |
|
(i & mask)]->DimensionUpperLimits[pos] = upperLimit; |
2658 |
|
} |
2659 |
} |
} |
2660 |
|
|
2661 |
Dimensions++; |
Dimensions++; |
2698 |
for (int i = iDimensionNr + 1; i < Dimensions; i++) |
for (int i = iDimensionNr + 1; i < Dimensions; i++) |
2699 |
iUpperBits += pDimensionDefinitions[i].bits; |
iUpperBits += pDimensionDefinitions[i].bits; |
2700 |
|
|
2701 |
|
RIFF::List* _3prg = pCkRegion->GetSubList(LIST_TYPE_3PRG); |
2702 |
|
|
2703 |
// delete dimension regions which belong to the given dimension |
// delete dimension regions which belong to the given dimension |
2704 |
// (that is where the dimension's bit > 0) |
// (that is where the dimension's bit > 0) |
2705 |
for (int iUpperBit = 0; iUpperBit < 1 << iUpperBits; iUpperBit++) { |
for (int iUpperBit = 0; iUpperBit < 1 << iUpperBits; iUpperBit++) { |
2708 |
int iToDelete = iUpperBit << (pDimensionDefinitions[iDimensionNr].bits + iLowerBits) | |
int iToDelete = iUpperBit << (pDimensionDefinitions[iDimensionNr].bits + iLowerBits) | |
2709 |
iObsoleteBit << iLowerBits | |
iObsoleteBit << iLowerBits | |
2710 |
iLowerBit; |
iLowerBit; |
2711 |
|
|
2712 |
|
_3prg->DeleteSubChunk(pDimensionRegions[iToDelete]->pParentList); |
2713 |
delete pDimensionRegions[iToDelete]; |
delete pDimensionRegions[iToDelete]; |
2714 |
pDimensionRegions[iToDelete] = NULL; |
pDimensionRegions[iToDelete] = NULL; |
2715 |
DimensionRegions--; |
DimensionRegions--; |
2730 |
} |
} |
2731 |
} |
} |
2732 |
|
|
2733 |
|
// remove the this dimension from the upper limits arrays |
2734 |
|
for (int j = 0 ; j < 256 && pDimensionRegions[j] ; j++) { |
2735 |
|
DimensionRegion* d = pDimensionRegions[j]; |
2736 |
|
for (int i = iDimensionNr + 1; i < Dimensions; i++) { |
2737 |
|
d->DimensionUpperLimits[i - 1] = d->DimensionUpperLimits[i]; |
2738 |
|
} |
2739 |
|
d->DimensionUpperLimits[Dimensions - 1] = 127; |
2740 |
|
} |
2741 |
|
|
2742 |
// 'remove' dimension definition |
// 'remove' dimension definition |
2743 |
for (int i = iDimensionNr + 1; i < Dimensions; i++) { |
for (int i = iDimensionNr + 1; i < Dimensions; i++) { |
2744 |
pDimensionDefinitions[i - 1] = pDimensionDefinitions[i]; |
pDimensionDefinitions[i - 1] = pDimensionDefinitions[i]; |
2879 |
// * |
// * |
2880 |
|
|
2881 |
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) { |
2882 |
pInfo->UseFixedLengthStrings = true; |
static const DLS::Info::FixedStringLength fixedStringLengths[] = { |
2883 |
|
{ CHUNK_ID_INAM, 64 }, |
2884 |
|
{ CHUNK_ID_ISFT, 12 }, |
2885 |
|
{ 0, 0 } |
2886 |
|
}; |
2887 |
|
pInfo->FixedStringLengths = fixedStringLengths; |
2888 |
|
|
2889 |
// Initialization |
// Initialization |
2890 |
for (int i = 0; i < 128; i++) RegionKeyTable[i] = NULL; |
for (int i = 0; i < 128; i++) RegionKeyTable[i] = NULL; |
2891 |
|
EffectSend = 0; |
2892 |
|
Attenuation = 0; |
2893 |
|
FineTune = 0; |
2894 |
|
PitchbendRange = 0; |
2895 |
|
PianoReleaseMode = false; |
2896 |
|
DimensionKeyRange.low = 0; |
2897 |
|
DimensionKeyRange.high = 0; |
2898 |
|
|
2899 |
// Loading |
// Loading |
2900 |
RIFF::List* lart = insList->GetSubList(LIST_TYPE_LART); |
RIFF::List* lart = insList->GetSubList(LIST_TYPE_LART); |
2931 |
} |
} |
2932 |
|
|
2933 |
void Instrument::UpdateRegionKeyTable() { |
void Instrument::UpdateRegionKeyTable() { |
2934 |
|
for (int i = 0; i < 128; i++) RegionKeyTable[i] = NULL; |
2935 |
RegionList::iterator iter = pRegions->begin(); |
RegionList::iterator iter = pRegions->begin(); |
2936 |
RegionList::iterator end = pRegions->end(); |
RegionList::iterator end = pRegions->end(); |
2937 |
for (; iter != end; ++iter) { |
for (; iter != end; ++iter) { |
2971 |
if (!lart) lart = pCkInstrument->AddSubList(LIST_TYPE_LART); |
if (!lart) lart = pCkInstrument->AddSubList(LIST_TYPE_LART); |
2972 |
// make sure '3ewg' RIFF chunk exists |
// make sure '3ewg' RIFF chunk exists |
2973 |
RIFF::Chunk* _3ewg = lart->GetSubChunk(CHUNK_ID_3EWG); |
RIFF::Chunk* _3ewg = lart->GetSubChunk(CHUNK_ID_3EWG); |
2974 |
if (!_3ewg) _3ewg = lart->AddSubChunk(CHUNK_ID_3EWG, 12); |
if (!_3ewg) { |
2975 |
|
File* pFile = (File*) GetParent(); |
2976 |
|
|
2977 |
|
// 3ewg is bigger in gig3, as it includes the iMIDI rules |
2978 |
|
int size = (pFile->pVersion && pFile->pVersion->major == 3) ? 16416 : 12; |
2979 |
|
_3ewg = lart->AddSubChunk(CHUNK_ID_3EWG, size); |
2980 |
|
memset(_3ewg->LoadChunkData(), 0, size); |
2981 |
|
} |
2982 |
// update '3ewg' RIFF chunk |
// update '3ewg' RIFF chunk |
2983 |
uint8_t* pData = (uint8_t*) _3ewg->LoadChunkData(); |
uint8_t* pData = (uint8_t*) _3ewg->LoadChunkData(); |
2984 |
memcpy(&pData[0], &EffectSend, 2); |
store16(&pData[0], EffectSend); |
2985 |
memcpy(&pData[2], &Attenuation, 4); |
store32(&pData[2], Attenuation); |
2986 |
memcpy(&pData[6], &FineTune, 2); |
store16(&pData[6], FineTune); |
2987 |
memcpy(&pData[8], &PitchbendRange, 2); |
store16(&pData[8], PitchbendRange); |
2988 |
const uint8_t dimkeystart = (PianoReleaseMode) ? 0x01 : 0x00 | |
const uint8_t dimkeystart = (PianoReleaseMode ? 0x01 : 0x00) | |
2989 |
DimensionKeyRange.low << 1; |
DimensionKeyRange.low << 1; |
2990 |
memcpy(&pData[10], &dimkeystart, 1); |
pData[10] = dimkeystart; |
2991 |
memcpy(&pData[11], &DimensionKeyRange.high, 1); |
pData[11] = DimensionKeyRange.high; |
2992 |
} |
} |
2993 |
|
|
2994 |
/** |
/** |
2999 |
* there is no Region defined for the given \a Key |
* there is no Region defined for the given \a Key |
3000 |
*/ |
*/ |
3001 |
Region* Instrument::GetRegion(unsigned int Key) { |
Region* Instrument::GetRegion(unsigned int Key) { |
3002 |
if (!pRegions || !pRegions->size() || Key > 127) return NULL; |
if (!pRegions || pRegions->empty() || Key > 127) return NULL; |
3003 |
return RegionKeyTable[Key]; |
return RegionKeyTable[Key]; |
3004 |
|
|
3005 |
/*for (int i = 0; i < Regions; i++) { |
/*for (int i = 0; i < Regions; i++) { |
3090 |
void Group::UpdateChunks() { |
void Group::UpdateChunks() { |
3091 |
// make sure <3gri> and <3gnl> list chunks exist |
// make sure <3gri> and <3gnl> list chunks exist |
3092 |
RIFF::List* _3gri = pFile->pRIFF->GetSubList(LIST_TYPE_3GRI); |
RIFF::List* _3gri = pFile->pRIFF->GetSubList(LIST_TYPE_3GRI); |
3093 |
if (!_3gri) _3gri = pFile->pRIFF->AddSubList(LIST_TYPE_3GRI); |
if (!_3gri) { |
3094 |
|
_3gri = pFile->pRIFF->AddSubList(LIST_TYPE_3GRI); |
3095 |
|
pFile->pRIFF->MoveSubChunk(_3gri, pFile->pRIFF->GetSubChunk(CHUNK_ID_PTBL)); |
3096 |
|
} |
3097 |
RIFF::List* _3gnl = _3gri->GetSubList(LIST_TYPE_3GNL); |
RIFF::List* _3gnl = _3gri->GetSubList(LIST_TYPE_3GNL); |
3098 |
if (!_3gnl) _3gnl = pFile->pRIFF->AddSubList(LIST_TYPE_3GNL); |
if (!_3gnl) _3gnl = _3gri->AddSubList(LIST_TYPE_3GNL); |
3099 |
|
|
3100 |
|
if (!pNameChunk && pFile->pVersion && pFile->pVersion->major == 3) { |
3101 |
|
// v3 has a fixed list of 128 strings, find a free one |
3102 |
|
for (RIFF::Chunk* ck = _3gnl->GetFirstSubChunk() ; ck ; ck = _3gnl->GetNextSubChunk()) { |
3103 |
|
if (strcmp(static_cast<char*>(ck->LoadChunkData()), "") == 0) { |
3104 |
|
pNameChunk = ck; |
3105 |
|
break; |
3106 |
|
} |
3107 |
|
} |
3108 |
|
} |
3109 |
|
|
3110 |
// now store the name of this group as <3gnm> chunk as subchunk of the <3gnl> list chunk |
// now store the name of this group as <3gnm> chunk as subchunk of the <3gnl> list chunk |
3111 |
::SaveString(CHUNK_ID_3GNM, pNameChunk, _3gnl, Name, String("Unnamed Group"), true, 64); |
::SaveString(CHUNK_ID_3GNM, pNameChunk, _3gnl, Name, String("Unnamed Group"), true, 64); |
3112 |
} |
} |
3182 |
// *************** File *************** |
// *************** File *************** |
3183 |
// * |
// * |
3184 |
|
|
3185 |
|
// File version 2.0, 1998-06-28 |
3186 |
|
const DLS::version_t File::VERSION_2 = { |
3187 |
|
0, 2, 19980628 & 0xffff, 19980628 >> 16 |
3188 |
|
}; |
3189 |
|
|
3190 |
|
// File version 3.0, 2003-03-31 |
3191 |
|
const DLS::version_t File::VERSION_3 = { |
3192 |
|
0, 3, 20030331 & 0xffff, 20030331 >> 16 |
3193 |
|
}; |
3194 |
|
|
3195 |
|
const DLS::Info::FixedStringLength File::FixedStringLengths[] = { |
3196 |
|
{ CHUNK_ID_IARL, 256 }, |
3197 |
|
{ CHUNK_ID_IART, 128 }, |
3198 |
|
{ CHUNK_ID_ICMS, 128 }, |
3199 |
|
{ CHUNK_ID_ICMT, 1024 }, |
3200 |
|
{ CHUNK_ID_ICOP, 128 }, |
3201 |
|
{ CHUNK_ID_ICRD, 128 }, |
3202 |
|
{ CHUNK_ID_IENG, 128 }, |
3203 |
|
{ CHUNK_ID_IGNR, 128 }, |
3204 |
|
{ CHUNK_ID_IKEY, 128 }, |
3205 |
|
{ CHUNK_ID_IMED, 128 }, |
3206 |
|
{ CHUNK_ID_INAM, 128 }, |
3207 |
|
{ CHUNK_ID_IPRD, 128 }, |
3208 |
|
{ CHUNK_ID_ISBJ, 128 }, |
3209 |
|
{ CHUNK_ID_ISFT, 128 }, |
3210 |
|
{ CHUNK_ID_ISRC, 128 }, |
3211 |
|
{ CHUNK_ID_ISRF, 128 }, |
3212 |
|
{ CHUNK_ID_ITCH, 128 }, |
3213 |
|
{ 0, 0 } |
3214 |
|
}; |
3215 |
|
|
3216 |
File::File() : DLS::File() { |
File::File() : DLS::File() { |
3217 |
|
*pVersion = VERSION_3; |
3218 |
pGroups = NULL; |
pGroups = NULL; |
3219 |
pInfo->UseFixedLengthStrings = true; |
pInfo->FixedStringLengths = FixedStringLengths; |
3220 |
|
pInfo->ArchivalLocation = String(256, ' '); |
3221 |
|
|
3222 |
|
// add some mandatory chunks to get the file chunks in right |
3223 |
|
// order (INFO chunk will be moved to first position later) |
3224 |
|
pRIFF->AddSubChunk(CHUNK_ID_VERS, 8); |
3225 |
|
pRIFF->AddSubChunk(CHUNK_ID_COLH, 4); |
3226 |
|
pRIFF->AddSubChunk(CHUNK_ID_DLID, 16); |
3227 |
|
|
3228 |
|
GenerateDLSID(); |
3229 |
} |
} |
3230 |
|
|
3231 |
File::File(RIFF::File* pRIFF) : DLS::File(pRIFF) { |
File::File(RIFF::File* pRIFF) : DLS::File(pRIFF) { |
3232 |
pGroups = NULL; |
pGroups = NULL; |
3233 |
pInfo->UseFixedLengthStrings = true; |
pInfo->FixedStringLengths = FixedStringLengths; |
3234 |
} |
} |
3235 |
|
|
3236 |
File::~File() { |
File::~File() { |
3272 |
// create new Sample object and its respective 'wave' list chunk |
// create new Sample object and its respective 'wave' list chunk |
3273 |
RIFF::List* wave = wvpl->AddSubList(LIST_TYPE_WAVE); |
RIFF::List* wave = wvpl->AddSubList(LIST_TYPE_WAVE); |
3274 |
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*/); |
3275 |
|
|
3276 |
|
// add mandatory chunks to get the chunks in right order |
3277 |
|
wave->AddSubChunk(CHUNK_ID_FMT, 16); |
3278 |
|
wave->AddSubList(LIST_TYPE_INFO); |
3279 |
|
|
3280 |
pSamples->push_back(pSample); |
pSamples->push_back(pSample); |
3281 |
return pSample; |
return pSample; |
3282 |
} |
} |
3283 |
|
|
3284 |
/** @brief Delete a sample. |
/** @brief Delete a sample. |
3285 |
* |
* |
3286 |
* 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 |
3287 |
* to call Save() to make this persistent to the file. |
* references to this sample from Regions and DimensionRegions will be |
3288 |
|
* removed. You have to call Save() to make this persistent to the file. |
3289 |
* |
* |
3290 |
* @param pSample - sample to delete |
* @param pSample - sample to delete |
3291 |
* @throws gig::Exception if given sample could not be found |
* @throws gig::Exception if given sample could not be found |
3297 |
if (SamplesIterator != pSamples->end() && *SamplesIterator == pSample) ++SamplesIterator; // avoid iterator invalidation |
if (SamplesIterator != pSamples->end() && *SamplesIterator == pSample) ++SamplesIterator; // avoid iterator invalidation |
3298 |
pSamples->erase(iter); |
pSamples->erase(iter); |
3299 |
delete pSample; |
delete pSample; |
3300 |
|
|
3301 |
|
// remove all references to the sample |
3302 |
|
for (Instrument* instrument = GetFirstInstrument() ; instrument ; |
3303 |
|
instrument = GetNextInstrument()) { |
3304 |
|
for (Region* region = instrument->GetFirstRegion() ; region ; |
3305 |
|
region = instrument->GetNextRegion()) { |
3306 |
|
|
3307 |
|
if (region->GetSample() == pSample) region->SetSample(NULL); |
3308 |
|
|
3309 |
|
for (int i = 0 ; i < region->DimensionRegions ; i++) { |
3310 |
|
gig::DimensionRegion *d = region->pDimensionRegions[i]; |
3311 |
|
if (d->pSample == pSample) d->pSample = NULL; |
3312 |
|
} |
3313 |
|
} |
3314 |
|
} |
3315 |
} |
} |
3316 |
|
|
3317 |
void File::LoadSamples() { |
void File::LoadSamples() { |
3321 |
void File::LoadSamples(progress_t* pProgress) { |
void File::LoadSamples(progress_t* pProgress) { |
3322 |
// Groups must be loaded before samples, because samples will try |
// Groups must be loaded before samples, because samples will try |
3323 |
// to resolve the group they belong to |
// to resolve the group they belong to |
3324 |
LoadGroups(); |
if (!pGroups) LoadGroups(); |
3325 |
|
|
3326 |
if (!pSamples) pSamples = new SampleList; |
if (!pSamples) pSamples = new SampleList; |
3327 |
|
|
3435 |
__ensureMandatoryChunksExist(); |
__ensureMandatoryChunksExist(); |
3436 |
RIFF::List* lstInstruments = pRIFF->GetSubList(LIST_TYPE_LINS); |
RIFF::List* lstInstruments = pRIFF->GetSubList(LIST_TYPE_LINS); |
3437 |
RIFF::List* lstInstr = lstInstruments->AddSubList(LIST_TYPE_INS); |
RIFF::List* lstInstr = lstInstruments->AddSubList(LIST_TYPE_INS); |
3438 |
|
|
3439 |
|
// add mandatory chunks to get the chunks in right order |
3440 |
|
lstInstr->AddSubList(LIST_TYPE_INFO); |
3441 |
|
lstInstr->AddSubChunk(CHUNK_ID_DLID, 16); |
3442 |
|
|
3443 |
Instrument* pInstrument = new Instrument(this, lstInstr); |
Instrument* pInstrument = new Instrument(this, lstInstr); |
3444 |
|
pInstrument->GenerateDLSID(); |
3445 |
|
|
3446 |
|
lstInstr->AddSubChunk(CHUNK_ID_INSH, 12); |
3447 |
|
|
3448 |
|
// this string is needed for the gig to be loadable in GSt: |
3449 |
|
pInstrument->pInfo->Software = "Endless Wave"; |
3450 |
|
|
3451 |
pInstruments->push_back(pInstrument); |
pInstruments->push_back(pInstrument); |
3452 |
return pInstrument; |
return pInstrument; |
3453 |
} |
} |
3498 |
} |
} |
3499 |
} |
} |
3500 |
|
|
3501 |
|
/// Updates the 3crc chunk with the checksum of a sample. The |
3502 |
|
/// update is done directly to disk, as this method is called |
3503 |
|
/// after File::Save() |
3504 |
|
void File::SetSampleChecksum(Sample* pSample, uint32_t crc) { |
3505 |
|
RIFF::Chunk* _3crc = pRIFF->GetSubChunk(CHUNK_ID_3CRC); |
3506 |
|
if (!_3crc) return; |
3507 |
|
|
3508 |
|
// get the index of the sample |
3509 |
|
int iWaveIndex = -1; |
3510 |
|
File::SampleList::iterator iter = pSamples->begin(); |
3511 |
|
File::SampleList::iterator end = pSamples->end(); |
3512 |
|
for (int index = 0; iter != end; ++iter, ++index) { |
3513 |
|
if (*iter == pSample) { |
3514 |
|
iWaveIndex = index; |
3515 |
|
break; |
3516 |
|
} |
3517 |
|
} |
3518 |
|
if (iWaveIndex < 0) throw gig::Exception("Could not update crc, could not find sample"); |
3519 |
|
|
3520 |
|
// write the CRC-32 checksum to disk |
3521 |
|
_3crc->SetPos(iWaveIndex * 8); |
3522 |
|
uint32_t tmp = 1; |
3523 |
|
_3crc->WriteUint32(&tmp); // unknown, always 1? |
3524 |
|
_3crc->WriteUint32(&crc); |
3525 |
|
} |
3526 |
|
|
3527 |
Group* File::GetFirstGroup() { |
Group* File::GetFirstGroup() { |
3528 |
if (!pGroups) LoadGroups(); |
if (!pGroups) LoadGroups(); |
3529 |
// there must always be at least one group |
// there must always be at least one group |
3616 |
RIFF::Chunk* ck = lst3gnl->GetFirstSubChunk(); |
RIFF::Chunk* ck = lst3gnl->GetFirstSubChunk(); |
3617 |
while (ck) { |
while (ck) { |
3618 |
if (ck->GetChunkID() == CHUNK_ID_3GNM) { |
if (ck->GetChunkID() == CHUNK_ID_3GNM) { |
3619 |
|
if (pVersion && pVersion->major == 3 && |
3620 |
|
strcmp(static_cast<char*>(ck->LoadChunkData()), "") == 0) break; |
3621 |
|
|
3622 |
pGroups->push_back(new Group(this, ck)); |
pGroups->push_back(new Group(this, ck)); |
3623 |
} |
} |
3624 |
ck = lst3gnl->GetNextSubChunk(); |
ck = lst3gnl->GetNextSubChunk(); |
3644 |
* @throws Exception - on errors |
* @throws Exception - on errors |
3645 |
*/ |
*/ |
3646 |
void File::UpdateChunks() { |
void File::UpdateChunks() { |
3647 |
|
bool newFile = pRIFF->GetSubList(LIST_TYPE_INFO) == NULL; |
3648 |
|
|
3649 |
|
b64BitWavePoolOffsets = pVersion && pVersion->major == 3; |
3650 |
|
|
3651 |
// first update base class's chunks |
// first update base class's chunks |
3652 |
DLS::File::UpdateChunks(); |
DLS::File::UpdateChunks(); |
3653 |
|
|
3654 |
|
if (newFile) { |
3655 |
|
// INFO was added by Resource::UpdateChunks - make sure it |
3656 |
|
// is placed first in file |
3657 |
|
RIFF::Chunk* info = pRIFF->GetSubList(LIST_TYPE_INFO); |
3658 |
|
RIFF::Chunk* first = pRIFF->GetFirstSubChunk(); |
3659 |
|
if (first != info) { |
3660 |
|
pRIFF->MoveSubChunk(info, first); |
3661 |
|
} |
3662 |
|
} |
3663 |
|
|
3664 |
// update group's chunks |
// update group's chunks |
3665 |
if (pGroups) { |
if (pGroups) { |
3666 |
std::list<Group*>::iterator iter = pGroups->begin(); |
std::list<Group*>::iterator iter = pGroups->begin(); |
3668 |
for (; iter != end; ++iter) { |
for (; iter != end; ++iter) { |
3669 |
(*iter)->UpdateChunks(); |
(*iter)->UpdateChunks(); |
3670 |
} |
} |
3671 |
|
|
3672 |
|
// v3: make sure the file has 128 3gnm chunks |
3673 |
|
if (pVersion && pVersion->major == 3) { |
3674 |
|
RIFF::List* _3gnl = pRIFF->GetSubList(LIST_TYPE_3GRI)->GetSubList(LIST_TYPE_3GNL); |
3675 |
|
RIFF::Chunk* _3gnm = _3gnl->GetFirstSubChunk(); |
3676 |
|
for (int i = 0 ; i < 128 ; i++) { |
3677 |
|
if (i >= pGroups->size()) ::SaveString(CHUNK_ID_3GNM, _3gnm, _3gnl, "", "", true, 64); |
3678 |
|
if (_3gnm) _3gnm = _3gnl->GetNextSubChunk(); |
3679 |
|
} |
3680 |
|
} |
3681 |
|
} |
3682 |
|
|
3683 |
|
// update einf chunk |
3684 |
|
|
3685 |
|
// The einf chunk contains statistics about the gig file, such |
3686 |
|
// as the number of regions and samples used by each |
3687 |
|
// instrument. It is divided in equally sized parts, where the |
3688 |
|
// first part contains information about the whole gig file, |
3689 |
|
// and the rest of the parts map to each instrument in the |
3690 |
|
// file. |
3691 |
|
// |
3692 |
|
// At the end of each part there is a bit map of each sample |
3693 |
|
// in the file, where a set bit means that the sample is used |
3694 |
|
// by the file/instrument. |
3695 |
|
// |
3696 |
|
// Note that there are several fields with unknown use. These |
3697 |
|
// are set to zero. |
3698 |
|
|
3699 |
|
int sublen = pSamples->size() / 8 + 49; |
3700 |
|
int einfSize = (Instruments + 1) * sublen; |
3701 |
|
|
3702 |
|
RIFF::Chunk* einf = pRIFF->GetSubChunk(CHUNK_ID_EINF); |
3703 |
|
if (einf) { |
3704 |
|
if (einf->GetSize() != einfSize) { |
3705 |
|
einf->Resize(einfSize); |
3706 |
|
memset(einf->LoadChunkData(), 0, einfSize); |
3707 |
|
} |
3708 |
|
} else if (newFile) { |
3709 |
|
einf = pRIFF->AddSubChunk(CHUNK_ID_EINF, einfSize); |
3710 |
|
} |
3711 |
|
if (einf) { |
3712 |
|
uint8_t* pData = (uint8_t*) einf->LoadChunkData(); |
3713 |
|
|
3714 |
|
std::map<gig::Sample*,int> sampleMap; |
3715 |
|
int sampleIdx = 0; |
3716 |
|
for (Sample* pSample = GetFirstSample(); pSample; pSample = GetNextSample()) { |
3717 |
|
sampleMap[pSample] = sampleIdx++; |
3718 |
|
} |
3719 |
|
|
3720 |
|
int totnbusedsamples = 0; |
3721 |
|
int totnbusedchannels = 0; |
3722 |
|
int totnbregions = 0; |
3723 |
|
int totnbdimregions = 0; |
3724 |
|
int totnbloops = 0; |
3725 |
|
int instrumentIdx = 0; |
3726 |
|
|
3727 |
|
memset(&pData[48], 0, sublen - 48); |
3728 |
|
|
3729 |
|
for (Instrument* instrument = GetFirstInstrument() ; instrument ; |
3730 |
|
instrument = GetNextInstrument()) { |
3731 |
|
int nbusedsamples = 0; |
3732 |
|
int nbusedchannels = 0; |
3733 |
|
int nbdimregions = 0; |
3734 |
|
int nbloops = 0; |
3735 |
|
|
3736 |
|
memset(&pData[(instrumentIdx + 1) * sublen + 48], 0, sublen - 48); |
3737 |
|
|
3738 |
|
for (Region* region = instrument->GetFirstRegion() ; region ; |
3739 |
|
region = instrument->GetNextRegion()) { |
3740 |
|
for (int i = 0 ; i < region->DimensionRegions ; i++) { |
3741 |
|
gig::DimensionRegion *d = region->pDimensionRegions[i]; |
3742 |
|
if (d->pSample) { |
3743 |
|
int sampleIdx = sampleMap[d->pSample]; |
3744 |
|
int byte = 48 + sampleIdx / 8; |
3745 |
|
int bit = 1 << (sampleIdx & 7); |
3746 |
|
if ((pData[(instrumentIdx + 1) * sublen + byte] & bit) == 0) { |
3747 |
|
pData[(instrumentIdx + 1) * sublen + byte] |= bit; |
3748 |
|
nbusedsamples++; |
3749 |
|
nbusedchannels += d->pSample->Channels; |
3750 |
|
|
3751 |
|
if ((pData[byte] & bit) == 0) { |
3752 |
|
pData[byte] |= bit; |
3753 |
|
totnbusedsamples++; |
3754 |
|
totnbusedchannels += d->pSample->Channels; |
3755 |
|
} |
3756 |
|
} |
3757 |
|
} |
3758 |
|
if (d->SampleLoops) nbloops++; |
3759 |
|
} |
3760 |
|
nbdimregions += region->DimensionRegions; |
3761 |
|
} |
3762 |
|
// first 4 bytes unknown - sometimes 0, sometimes length of einf part |
3763 |
|
// store32(&pData[(instrumentIdx + 1) * sublen], sublen); |
3764 |
|
store32(&pData[(instrumentIdx + 1) * sublen + 4], nbusedchannels); |
3765 |
|
store32(&pData[(instrumentIdx + 1) * sublen + 8], nbusedsamples); |
3766 |
|
store32(&pData[(instrumentIdx + 1) * sublen + 12], 1); |
3767 |
|
store32(&pData[(instrumentIdx + 1) * sublen + 16], instrument->Regions); |
3768 |
|
store32(&pData[(instrumentIdx + 1) * sublen + 20], nbdimregions); |
3769 |
|
store32(&pData[(instrumentIdx + 1) * sublen + 24], nbloops); |
3770 |
|
// next 8 bytes unknown |
3771 |
|
store32(&pData[(instrumentIdx + 1) * sublen + 36], instrumentIdx); |
3772 |
|
store32(&pData[(instrumentIdx + 1) * sublen + 40], pSamples->size()); |
3773 |
|
// next 4 bytes unknown |
3774 |
|
|
3775 |
|
totnbregions += instrument->Regions; |
3776 |
|
totnbdimregions += nbdimregions; |
3777 |
|
totnbloops += nbloops; |
3778 |
|
instrumentIdx++; |
3779 |
|
} |
3780 |
|
// first 4 bytes unknown - sometimes 0, sometimes length of einf part |
3781 |
|
// store32(&pData[0], sublen); |
3782 |
|
store32(&pData[4], totnbusedchannels); |
3783 |
|
store32(&pData[8], totnbusedsamples); |
3784 |
|
store32(&pData[12], Instruments); |
3785 |
|
store32(&pData[16], totnbregions); |
3786 |
|
store32(&pData[20], totnbdimregions); |
3787 |
|
store32(&pData[24], totnbloops); |
3788 |
|
// next 8 bytes unknown |
3789 |
|
// next 4 bytes unknown, not always 0 |
3790 |
|
store32(&pData[40], pSamples->size()); |
3791 |
|
// next 4 bytes unknown |
3792 |
|
} |
3793 |
|
|
3794 |
|
// update 3crc chunk |
3795 |
|
|
3796 |
|
// The 3crc chunk contains CRC-32 checksums for the |
3797 |
|
// samples. The actual checksum values will be filled in |
3798 |
|
// later, by Sample::Write. |
3799 |
|
|
3800 |
|
RIFF::Chunk* _3crc = pRIFF->GetSubChunk(CHUNK_ID_3CRC); |
3801 |
|
if (_3crc) { |
3802 |
|
_3crc->Resize(pSamples->size() * 8); |
3803 |
|
} else if (newFile) { |
3804 |
|
_3crc = pRIFF->AddSubChunk(CHUNK_ID_3CRC, pSamples->size() * 8); |
3805 |
|
_3crc->LoadChunkData(); |
3806 |
|
|
3807 |
|
// the order of einf and 3crc is not the same in v2 and v3 |
3808 |
|
if (einf && pVersion && pVersion->major == 3) pRIFF->MoveSubChunk(_3crc, einf); |
3809 |
} |
} |
3810 |
} |
} |
3811 |
|
|