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* * |
* * |
3 |
* libgig - C++ cross-platform Gigasampler format file access library * |
* libgig - C++ cross-platform Gigasampler format file access library * |
4 |
* * |
* * |
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* Copyright (C) 2003-2006 by Christian Schoenebeck * |
* Copyright (C) 2003-2007 by Christian Schoenebeck * |
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* <cuse@users.sourceforge.net> * |
* <cuse@users.sourceforge.net> * |
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* * |
* * |
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* This library is free software; you can redistribute it and/or modify * |
* This library is free software; you can redistribute it and/or modify * |
364 |
* Usually there is absolutely no need to call this method explicitly. |
* Usually there is absolutely no need to call this method explicitly. |
365 |
* It will be called automatically when File::Save() was called. |
* It will be called automatically when File::Save() was called. |
366 |
* |
* |
367 |
* @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 |
368 |
* was provided yet |
* was provided yet |
369 |
* @throws gig::Exception if there is any invalid sample setting |
* @throws gig::Exception if there is any invalid sample setting |
370 |
*/ |
*/ |
635 |
* enlarged samples before calling File::Save() as this might exceed the |
* enlarged samples before calling File::Save() as this might exceed the |
636 |
* current sample's boundary! |
* current sample's boundary! |
637 |
* |
* |
638 |
* Also note: only WAVE_FORMAT_PCM is currently supported, that is |
* Also note: only DLS_WAVE_FORMAT_PCM is currently supported, that is |
639 |
* FormatTag must be WAVE_FORMAT_PCM. Trying to resize samples with |
* FormatTag must be DLS_WAVE_FORMAT_PCM. Trying to resize samples with |
640 |
* other formats will fail! |
* other formats will fail! |
641 |
* |
* |
642 |
* @param iNewSize - new sample wave data size in sample points (must be |
* @param iNewSize - new sample wave data size in sample points (must be |
643 |
* greater than zero) |
* greater than zero) |
644 |
* @throws DLS::Excecption if FormatTag != WAVE_FORMAT_PCM |
* @throws DLS::Excecption if FormatTag != DLS_WAVE_FORMAT_PCM |
645 |
* or if \a iNewSize is less than 1 |
* or if \a iNewSize is less than 1 |
646 |
* @throws gig::Exception if existing sample is compressed |
* @throws gig::Exception if existing sample is compressed |
647 |
* @see DLS::Sample::GetSize(), DLS::Sample::FrameSize, |
* @see DLS::Sample::GetSize(), DLS::Sample::FrameSize, |
1338 |
if (lfo3ctrl & 0x40) // bit 6 |
if (lfo3ctrl & 0x40) // bit 6 |
1339 |
VCFType = vcf_type_lowpassturbo; |
VCFType = vcf_type_lowpassturbo; |
1340 |
} |
} |
1341 |
|
if (_3ewa->RemainingBytes() >= 8) { |
1342 |
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_3ewa->Read(DimensionUpperLimits, 1, 8); |
1343 |
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} else { |
1344 |
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memset(DimensionUpperLimits, 0, 8); |
1345 |
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} |
1346 |
} else { // '3ewa' chunk does not exist yet |
} else { // '3ewa' chunk does not exist yet |
1347 |
// use default values |
// use default values |
1348 |
LFO3Frequency = 1.0; |
LFO3Frequency = 1.0; |
1423 |
VCFVelocityDynamicRange = 0x04; |
VCFVelocityDynamicRange = 0x04; |
1424 |
VCFVelocityCurve = curve_type_linear; |
VCFVelocityCurve = curve_type_linear; |
1425 |
VCFType = vcf_type_lowpass; |
VCFType = vcf_type_lowpass; |
1426 |
|
memset(DimensionUpperLimits, 0, 8); |
1427 |
} |
} |
1428 |
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|
1429 |
pVelocityAttenuationTable = GetVelocityTable(VelocityResponseCurve, |
pVelocityAttenuationTable = GetVelocityTable(VelocityResponseCurve, |
1479 |
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|
1480 |
// update '3ewa' chunk with DimensionRegion's current settings |
// update '3ewa' chunk with DimensionRegion's current settings |
1481 |
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|
1482 |
const uint32_t unknown = _3ewa->GetSize(); // unknown, always chunk size ? |
const uint32_t chunksize = _3ewa->GetSize(); |
1483 |
memcpy(&pData[0], &unknown, 4); |
memcpy(&pData[0], &chunksize, 4); // unknown, always chunk size? |
1484 |
|
|
1485 |
const int32_t lfo3freq = (int32_t) GIG_EXP_ENCODE(LFO3Frequency); |
const int32_t lfo3freq = (int32_t) GIG_EXP_ENCODE(LFO3Frequency); |
1486 |
memcpy(&pData[4], &lfo3freq, 4); |
memcpy(&pData[4], &lfo3freq, 4); |
1735 |
|
|
1736 |
const uint8_t vcftype = (VCFType == vcf_type_lowpassturbo) ? vcf_type_lowpass : VCFType; |
const uint8_t vcftype = (VCFType == vcf_type_lowpassturbo) ? vcf_type_lowpass : VCFType; |
1737 |
memcpy(&pData[139], &vcftype, 1); |
memcpy(&pData[139], &vcftype, 1); |
1738 |
|
|
1739 |
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if (chunksize >= 148) { |
1740 |
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memcpy(&pData[140], DimensionUpperLimits, 8); |
1741 |
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} |
1742 |
} |
} |
1743 |
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|
1744 |
// 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 |
2120 |
dimension == dimension_releasetrigger || |
dimension == dimension_releasetrigger || |
2121 |
dimension == dimension_keyboard || |
dimension == dimension_keyboard || |
2122 |
dimension == dimension_roundrobin || |
dimension == dimension_roundrobin || |
2123 |
dimension == dimension_random) ? split_type_bit |
dimension == dimension_random || |
2124 |
: split_type_normal; |
dimension == dimension_smartmidi || |
2125 |
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dimension == dimension_roundrobinkeyboard) ? split_type_bit |
2126 |
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: split_type_normal; |
2127 |
pDimensionDefinitions[i].zone_size = |
pDimensionDefinitions[i].zone_size = |
2128 |
(pDimensionDefinitions[i].split_type == split_type_normal) ? 128.0 / pDimensionDefinitions[i].zones |
(pDimensionDefinitions[i].split_type == split_type_normal) ? 128.0 / pDimensionDefinitions[i].zones |
2129 |
: 0; |
: 0; |
2260 |
int dim[8] = { 0 }; |
int dim[8] = { 0 }; |
2261 |
for (int i = 0 ; i < DimensionRegions ; i++) { |
for (int i = 0 ; i < DimensionRegions ; i++) { |
2262 |
|
|
2263 |
if (pDimensionRegions[i]->VelocityUpperLimit) { |
if (pDimensionRegions[i]->DimensionUpperLimits[veldim] || |
2264 |
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pDimensionRegions[i]->VelocityUpperLimit) { |
2265 |
// create the velocity table |
// create the velocity table |
2266 |
uint8_t* table = pDimensionRegions[i]->VelocityTable; |
uint8_t* table = pDimensionRegions[i]->VelocityTable; |
2267 |
if (!table) { |
if (!table) { |
2270 |
} |
} |
2271 |
int tableidx = 0; |
int tableidx = 0; |
2272 |
int velocityZone = 0; |
int velocityZone = 0; |
2273 |
for (int k = i ; k < end ; k += step) { |
if (pDimensionRegions[i]->DimensionUpperLimits[veldim]) { // gig3 |
2274 |
DimensionRegion *d = pDimensionRegions[k]; |
for (int k = i ; k < end ; k += step) { |
2275 |
for (; tableidx <= d->VelocityUpperLimit ; tableidx++) table[tableidx] = velocityZone; |
DimensionRegion *d = pDimensionRegions[k]; |
2276 |
velocityZone++; |
for (; tableidx <= d->DimensionUpperLimits[veldim] ; tableidx++) table[tableidx] = velocityZone; |
2277 |
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velocityZone++; |
2278 |
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} |
2279 |
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} else { // gig2 |
2280 |
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for (int k = i ; k < end ; k += step) { |
2281 |
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DimensionRegion *d = pDimensionRegions[k]; |
2282 |
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for (; tableidx <= d->VelocityUpperLimit ; tableidx++) table[tableidx] = velocityZone; |
2283 |
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velocityZone++; |
2284 |
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} |
2285 |
} |
} |
2286 |
} else { |
} else { |
2287 |
if (pDimensionRegions[i]->VelocityTable) { |
if (pDimensionRegions[i]->VelocityTable) { |
2476 |
} else { |
} else { |
2477 |
switch (pDimensionDefinitions[i].split_type) { |
switch (pDimensionDefinitions[i].split_type) { |
2478 |
case split_type_normal: |
case split_type_normal: |
2479 |
bits = uint8_t(DimValues[i] / pDimensionDefinitions[i].zone_size); |
if (pDimensionRegions[0]->DimensionUpperLimits[i]) { |
2480 |
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// gig3: all normal dimensions (not just the velocity dimension) have custom zone ranges |
2481 |
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for (bits = 0 ; bits < pDimensionDefinitions[i].zones ; bits++) { |
2482 |
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if (DimValues[i] <= pDimensionRegions[bits << bitpos]->DimensionUpperLimits[i]) break; |
2483 |
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} |
2484 |
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} else { |
2485 |
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// gig2: evenly sized zones |
2486 |
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bits = uint8_t(DimValues[i] / pDimensionDefinitions[i].zone_size); |
2487 |
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} |
2488 |
break; |
break; |
2489 |
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 |
2490 |
const uint8_t limiter_mask = (0xff << pDimensionDefinitions[i].bits) ^ 0xff; |
const uint8_t limiter_mask = (0xff << pDimensionDefinitions[i].bits) ^ 0xff; |
2498 |
DimensionRegion* dimreg = pDimensionRegions[dimregidx]; |
DimensionRegion* dimreg = pDimensionRegions[dimregidx]; |
2499 |
if (veldim != -1) { |
if (veldim != -1) { |
2500 |
// (dimreg is now the dimension region for the lowest velocity) |
// (dimreg is now the dimension region for the lowest velocity) |
2501 |
if (dimreg->VelocityUpperLimit) // custom defined zone ranges |
if (dimreg->VelocityTable) // custom defined zone ranges |
2502 |
bits = dimreg->VelocityTable[DimValues[veldim]]; |
bits = dimreg->VelocityTable[DimValues[veldim]]; |
2503 |
else // normal split type |
else // normal split type |
2504 |
bits = uint8_t(DimValues[veldim] / pDimensionDefinitions[veldim].zone_size); |
bits = uint8_t(DimValues[veldim] / pDimensionDefinitions[veldim].zone_size); |
3029 |
* have to call Save() to make this persistent to the file. |
* have to call Save() to make this persistent to the file. |
3030 |
* |
* |
3031 |
* @param pInstrument - instrument to delete |
* @param pInstrument - instrument to delete |
3032 |
* @throws gig::Excption if given instrument could not be found |
* @throws gig::Exception if given instrument could not be found |
3033 |
*/ |
*/ |
3034 |
void File::DeleteInstrument(Instrument* pInstrument) { |
void File::DeleteInstrument(Instrument* pInstrument) { |
3035 |
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"); |
3107 |
return pGroup; |
return pGroup; |
3108 |
} |
} |
3109 |
|
|
3110 |
|
/** @brief Delete a group and its samples. |
3111 |
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* |
3112 |
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* This will delete the given Group object and all the samples that |
3113 |
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* belong to this group from the gig file. You have to call Save() to |
3114 |
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* make this persistent to the file. |
3115 |
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* |
3116 |
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* @param pGroup - group to delete |
3117 |
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* @throws gig::Exception if given group could not be found |
3118 |
|
*/ |
3119 |
void File::DeleteGroup(Group* pGroup) { |
void File::DeleteGroup(Group* pGroup) { |
3120 |
if (!pGroups) LoadGroups(); |
if (!pGroups) LoadGroups(); |
3121 |
std::list<Group*>::iterator iter = find(pGroups->begin(), pGroups->end(), pGroup); |
std::list<Group*>::iterator iter = find(pGroups->begin(), pGroups->end(), pGroup); |
3122 |
if (iter == pGroups->end()) throw gig::Exception("Could not delete group, could not find given group"); |
if (iter == pGroups->end()) throw gig::Exception("Could not delete group, could not find given group"); |
3123 |
|
if (pGroups->size() == 1) throw gig::Exception("Cannot delete group, there must be at least one default group!"); |
3124 |
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// delete all members of this group |
3125 |
|
for (Sample* pSample = pGroup->GetFirstSample(); pSample; pSample = pGroup->GetNextSample()) { |
3126 |
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DeleteSample(pSample); |
3127 |
|
} |
3128 |
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// now delete this group object |
3129 |
|
pGroups->erase(iter); |
3130 |
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delete pGroup; |
3131 |
|
} |
3132 |
|
|
3133 |
|
/** @brief Delete a group. |
3134 |
|
* |
3135 |
|
* This will delete the given Group object from the gig file. All the |
3136 |
|
* samples that belong to this group will not be deleted, but instead |
3137 |
|
* be moved to another group. You have to call Save() to make this |
3138 |
|
* persistent to the file. |
3139 |
|
* |
3140 |
|
* @param pGroup - group to delete |
3141 |
|
* @throws gig::Exception if given group could not be found |
3142 |
|
*/ |
3143 |
|
void File::DeleteGroupOnly(Group* pGroup) { |
3144 |
|
if (!pGroups) LoadGroups(); |
3145 |
|
std::list<Group*>::iterator iter = find(pGroups->begin(), pGroups->end(), pGroup); |
3146 |
|
if (iter == pGroups->end()) throw gig::Exception("Could not delete group, could not find given group"); |
3147 |
if (pGroups->size() == 1) throw gig::Exception("Cannot delete group, there must be at least one default group!"); |
if (pGroups->size() == 1) throw gig::Exception("Cannot delete group, there must be at least one default group!"); |
3148 |
// move all members of this group to another group |
// move all members of this group to another group |
3149 |
pGroup->MoveAll(); |
pGroup->MoveAll(); |