--- libgig/trunk/src/gig.cpp 2019/02/21 20:10:08 3478 +++ libgig/trunk/src/gig.cpp 2019/12/14 17:10:57 3657 @@ -1740,6 +1740,7 @@ VCFType = vcf_type_lowpass; memset(DimensionUpperLimits, 127, 8); } + // chunk for own format extensions, these will *NOT* work with Gigasampler/GigaStudio ! RIFF::Chunk* lsde = _3ewl->GetSubChunk(CHUNK_ID_LSDE); if (lsde) { // format extension for EG behavior options @@ -1765,6 +1766,28 @@ SustainReleaseTrigger = sust_rel_trg_none; NoNoteOffReleaseTrigger = false; } + // format extension for LFOs' wave form, phase displacement and for + // LFO3's flip phase + if (lsde && lsde->GetSize() > 4) { + lsde->SetPos(4); + LFO1WaveForm = static_cast( lsde->ReadUint16() ); + LFO2WaveForm = static_cast( lsde->ReadUint16() ); + LFO3WaveForm = static_cast( lsde->ReadUint16() ); + lsde->ReadUint16(); // unused 16 bits, reserved for potential future use + LFO1Phase = (double) GIG_EXP_DECODE( lsde->ReadInt32() ); + LFO2Phase = (double) GIG_EXP_DECODE( lsde->ReadInt32() ); + LFO3Phase = (double) GIG_EXP_DECODE( lsde->ReadInt32() ); + const uint32_t flags = lsde->ReadInt32(); + LFO3FlipPhase = flags & 1; + } else { + LFO1WaveForm = lfo_wave_sine; + LFO2WaveForm = lfo_wave_sine; + LFO3WaveForm = lfo_wave_sine; + LFO1Phase = 0.0; + LFO2Phase = 0.0; + LFO3Phase = 0.0; + LFO3FlipPhase = false; + } pVelocityAttenuationTable = GetVelocityTable(VelocityResponseCurve, VelocityResponseDepth, @@ -1890,7 +1913,9 @@ SRLZ(EG1ControllerAttackInfluence); SRLZ(EG1ControllerDecayInfluence); SRLZ(EG1ControllerReleaseInfluence); + SRLZ(LFO1WaveForm); SRLZ(LFO1Frequency); + SRLZ(LFO1Phase); SRLZ(LFO1InternalDepth); SRLZ(LFO1ControlDepth); SRLZ(LFO1Controller); @@ -1908,7 +1933,9 @@ SRLZ(EG2ControllerAttackInfluence); SRLZ(EG2ControllerDecayInfluence); SRLZ(EG2ControllerReleaseInfluence); + SRLZ(LFO2WaveForm); SRLZ(LFO2Frequency); + SRLZ(LFO2Phase); SRLZ(LFO2InternalDepth); SRLZ(LFO2ControlDepth); SRLZ(LFO2Controller); @@ -1916,10 +1943,13 @@ SRLZ(LFO2Sync); SRLZ(EG3Attack); SRLZ(EG3Depth); + SRLZ(LFO3WaveForm); SRLZ(LFO3Frequency); + SRLZ(LFO3Phase); SRLZ(LFO3InternalDepth); SRLZ(LFO3ControlDepth); SRLZ(LFO3Controller); + SRLZ(LFO3FlipPhase); SRLZ(LFO3Sync); SRLZ(VCFEnabled); SRLZ(VCFType); @@ -2267,19 +2297,17 @@ // chunk for own format extensions, these will *NOT* work with // Gigasampler/GigaStudio ! RIFF::Chunk* lsde = pParentList->GetSubChunk(CHUNK_ID_LSDE); - const int lsdeSize = 4; // NOTE: we reserved the 3rd byte for a potential future EG3 option - if (!lsde) { - // only add this "LSDE" chunk if either EG options or release - // trigger options deviate from their default behaviour - eg_opt_t defaultOpt; - if (memcmp(&EG1Options, &defaultOpt, sizeof(eg_opt_t)) || - memcmp(&EG2Options, &defaultOpt, sizeof(eg_opt_t)) || - SustainReleaseTrigger || NoNoteOffReleaseTrigger) - { - lsde = pParentList->AddSubChunk(CHUNK_ID_LSDE, lsdeSize); - // move LSDE chunk to the end of parent list - pParentList->MoveSubChunk(lsde, (RIFF::Chunk*)NULL); - } + const int lsdeSize = + 3 /* EG cancel options */ + + 1 /* sustain pedal up on release trigger option */ + + 8 /* LFOs' wave forms */ + 12 /* LFOs' phase */ + 4 /* flags (LFO3FlipPhase) */; + if (!lsde && UsesAnyGigFormatExtension()) { + // only add this "LSDE" chunk if there is some (format extension) + // setting effective that would require our "LSDE" format extension + // chunk to be stored + lsde = pParentList->AddSubChunk(CHUNK_ID_LSDE, lsdeSize); + // move LSDE chunk to the end of parent list + pParentList->MoveSubChunk(lsde, (RIFF::Chunk*)NULL); } if (lsde) { if (lsde->GetNewSize() < lsdeSize) @@ -2297,9 +2325,52 @@ } // format extension for release trigger options pData[3] = static_cast(SustainReleaseTrigger) | (NoNoteOffReleaseTrigger ? (1<<7) : 0); + // format extension for LFOs' wave form, phase displacement and for + // LFO3's flip phase + store16(&pData[4], LFO1WaveForm); + store16(&pData[6], LFO2WaveForm); + store16(&pData[8], LFO3WaveForm); + //NOTE: 16 bits reserved here for potential future use ! + const int32_t lfo1Phase = (int32_t) GIG_EXP_ENCODE(LFO1Phase); + const int32_t lfo2Phase = (int32_t) GIG_EXP_ENCODE(LFO2Phase); + const int32_t lfo3Phase = (int32_t) GIG_EXP_ENCODE(LFO3Phase); + store32(&pData[12], lfo1Phase); + store32(&pData[16], lfo2Phase); + store32(&pData[20], lfo3Phase); + const int32_t flags = LFO3FlipPhase ? 1 : 0; + store32(&pData[24], flags); + + // compile time sanity check: is our last store access here + // consistent with the initial lsdeSize value assignment? + static_assert(lsdeSize == 28, "Inconsistency in assumed 'LSDE' RIFF chunk size"); } } + /** + * Returns @c true in case this DimensionRegion object uses any gig format + * extension, that is whether this DimensionRegion object currently has any + * setting effective that would require our "LSDE" RIFF chunk to be stored + * to the gig file. + * + * Right now this is a private method. It is considerable though this method + * to become (in slightly modified form) a public API method in future, i.e. + * to allow instrument editors to visualize and/or warn the user of any + * format extension being used. Right now this method really just serves to + * answer the question whether an LSDE chunk is required, for the public API + * purpose this method would also need to check whether any other setting + * stored to the regular value '3ewa' chunk, is actually a format extension + * as well. + */ + bool DimensionRegion::UsesAnyGigFormatExtension() const { + eg_opt_t defaultOpt; + return memcmp(&EG1Options, &defaultOpt, sizeof(eg_opt_t)) || + memcmp(&EG2Options, &defaultOpt, sizeof(eg_opt_t)) || + SustainReleaseTrigger || NoNoteOffReleaseTrigger || + LFO1WaveForm || LFO2WaveForm || LFO3WaveForm || + LFO1Phase || LFO2Phase || LFO3Phase || + LFO3FlipPhase; + } + double* DimensionRegion::GetReleaseVelocityTable(curve_type_t releaseVelocityResponseCurve, uint8_t releaseVelocityResponseDepth) { curve_type_t curveType = releaseVelocityResponseCurve; uint8_t depth = releaseVelocityResponseDepth; @@ -3341,7 +3412,7 @@ } File* pFile = (File*) GetParent()->GetParent(); - bool versiongt2 = pFile->pVersion && pFile->pVersion->major > 2; + const bool versiongt2 = pFile->pVersion && pFile->pVersion->major > 2; const int iMaxDimensions = versiongt2 ? 8 : 5; const int iMaxDimensionRegions = versiongt2 ? 256 : 32; @@ -3388,6 +3459,32 @@ } store32(&pData[iWavePoolOffset + i * 4], iWaveIndex); } + + if (versiongt2) { + // add 3dnm list which always seems to be empty + RIFF::List* _3dnm = pCkRegion->GetSubList(LIST_TYPE_3DNM); + if (!_3dnm) _3dnm = pCkRegion->AddSubList(LIST_TYPE_3DNM); + + // add 3ddp chunk which always seems to have 16 bytes of 0xFF + RIFF::Chunk* _3ddp = pCkRegion->GetSubChunk(CHUNK_ID_3DDP); + if (!_3ddp) _3ddp = pCkRegion->AddSubChunk(CHUNK_ID_3DDP, 16); + uint8_t* pData = (uint8_t*) _3ddp->LoadChunkData(); + for (int i = 0; i < 16; i += 4) { + store32(&pData[i], 0xFFFFFFFF); + } + + // move 3dnm and 3ddp to the end of the region list + pCkRegion->MoveSubChunk(pCkRegion->GetSubList(LIST_TYPE_3DNM), (RIFF::Chunk*)NULL); + pCkRegion->MoveSubChunk(pCkRegion->GetSubChunk(CHUNK_ID_3DDP), (RIFF::Chunk*)NULL); + } else { + // this is intended for the user switching from GSt >= 3 version + // back to an older format version, delete GSt3 chunks ... + RIFF::List* _3dnm = pCkRegion->GetSubList(LIST_TYPE_3DNM); + if (_3dnm) pCkRegion->DeleteSubChunk(_3dnm); + + RIFF::Chunk* _3ddp = pCkRegion->GetSubChunk(CHUNK_ID_3DDP); + if (_3ddp) pCkRegion->DeleteSubChunk(_3ddp); + } } void Region::LoadDimensionRegions(RIFF::List* rgn) { @@ -4789,7 +4886,8 @@ RIFF::List* rgn = lrgn->GetFirstSubList(); while (rgn) { if (rgn->GetListType() == LIST_TYPE_RGN) { - __notify_progress(pProgress, (float) pRegions->size() / (float) Regions); + if (pProgress) + __notify_progress(pProgress, (float) pRegions->size() / (float) Regions); pRegions->push_back(new Region(this, rgn)); } rgn = lrgn->GetNextSubList(); @@ -4823,7 +4921,8 @@ } } - __notify_progress(pProgress, 1.0f); // notify done + if (pProgress) + __notify_progress(pProgress, 1.0f); // notify done } void Instrument::UpdateRegionKeyTable() { @@ -5841,8 +5940,10 @@ while (wave) { if (wave->GetListType() == LIST_TYPE_WAVE) { // notify current progress - const float subprogress = (float) iSampleIndex / (float) iTotalSamples; - __notify_progress(pProgress, subprogress); + if (pProgress) { + const float subprogress = (float) iSampleIndex / (float) iTotalSamples; + __notify_progress(pProgress, subprogress); + } file_offset_t waveFileOffset = wave->GetFilePos(); pSamples->push_back(new Sample(this, wave, waveFileOffset - wvplFileOffset, i, iSampleIndex)); @@ -5854,7 +5955,8 @@ } } - __notify_progress(pProgress, 1.0); // notify done + if (pProgress) + __notify_progress(pProgress, 1.0); // notify done } Instrument* File::GetFirstInstrument() { @@ -5895,22 +5997,31 @@ if (!pInstruments) { // TODO: hack - we simply load ALL samples here, it would have been done in the Region constructor anyway (ATM) - // sample loading subtask - progress_t subprogress; - __divide_progress(pProgress, &subprogress, 3.0f, 0.0f); // randomly schedule 33% for this subtask - __notify_progress(&subprogress, 0.0f); - if (GetAutoLoad()) - GetFirstSample(&subprogress); // now force all samples to be loaded - __notify_progress(&subprogress, 1.0f); - - // instrument loading subtask - if (pProgress && pProgress->callback) { - subprogress.__range_min = subprogress.__range_max; - subprogress.__range_max = pProgress->__range_max; // schedule remaining percentage for this subtask - } - __notify_progress(&subprogress, 0.0f); - LoadInstruments(&subprogress); - __notify_progress(&subprogress, 1.0f); + if (pProgress) { + // sample loading subtask + progress_t subprogress; + __divide_progress(pProgress, &subprogress, 3.0f, 0.0f); // randomly schedule 33% for this subtask + __notify_progress(&subprogress, 0.0f); + if (GetAutoLoad()) + GetFirstSample(&subprogress); // now force all samples to be loaded + __notify_progress(&subprogress, 1.0f); + + // instrument loading subtask + if (pProgress->callback) { + subprogress.__range_min = subprogress.__range_max; + subprogress.__range_max = pProgress->__range_max; // schedule remaining percentage for this subtask + } + __notify_progress(&subprogress, 0.0f); + LoadInstruments(&subprogress); + __notify_progress(&subprogress, 1.0f); + } else { + // sample loading subtask + if (GetAutoLoad()) + GetFirstSample(); // now force all samples to be loaded + + // instrument loading subtask + LoadInstruments(); + } } if (!pInstruments) return NULL; InstrumentsIterator = pInstruments->begin(); @@ -6075,21 +6186,26 @@ RIFF::List* lstInstr = lstInstruments->GetFirstSubList(); while (lstInstr) { if (lstInstr->GetListType() == LIST_TYPE_INS) { - // notify current progress - const float localProgress = (float) iInstrumentIndex / (float) Instruments; - __notify_progress(pProgress, localProgress); - - // divide local progress into subprogress for loading current Instrument - progress_t subprogress; - __divide_progress(pProgress, &subprogress, Instruments, iInstrumentIndex); + if (pProgress) { + // notify current progress + const float localProgress = (float) iInstrumentIndex / (float) Instruments; + __notify_progress(pProgress, localProgress); - pInstruments->push_back(new Instrument(this, lstInstr, &subprogress)); + // divide local progress into subprogress for loading current Instrument + progress_t subprogress; + __divide_progress(pProgress, &subprogress, Instruments, iInstrumentIndex); + + pInstruments->push_back(new Instrument(this, lstInstr, &subprogress)); + } else { + pInstruments->push_back(new Instrument(this, lstInstr)); + } iInstrumentIndex++; } lstInstr = lstInstruments->GetNextSubList(); } - __notify_progress(pProgress, 1.0); // notify done + if (pProgress) + __notify_progress(pProgress, 1.0); // notify done } } @@ -6535,7 +6651,9 @@ if (pVersion && pVersion->major > 2) { RIFF::Chunk* _3gnm = _3gnl->GetFirstSubChunk(); for (int i = 0 ; i < 128 ; i++) { - if (i >= pGroups->size()) ::SaveString(CHUNK_ID_3GNM, _3gnm, _3gnl, "", "", true, 64); + // create 128 empty placeholder strings which will either + // be filled by Group::UpdateChunks below or left empty. + ::SaveString(CHUNK_ID_3GNM, _3gnm, _3gnl, "", "", true, 64); if (_3gnm) _3gnm = _3gnl->GetNextSubChunk(); } } @@ -6705,8 +6823,8 @@ } /** - * Enable / disable automatic loading. By default this properyt is - * enabled and all informations are loaded automatically. However + * Enable / disable automatic loading. By default this property is + * enabled and every information is loaded automatically. However * loading all Regions, DimensionRegions and especially samples might * take a long time for large .gig files, and sometimes one might only * be interested in retrieving very superficial informations like the @@ -6714,10 +6832,10 @@ * automatic loading to avoid very slow response times. * * @e CAUTION: by disabling this property many pointers (i.e. sample - * references) and informations will have invalid or even undefined + * references) and attributes will have invalid or even undefined * data! This feature is currently only intended for retrieving very - * superficial informations in a very fast way. Don't use it to retrieve - * details like synthesis informations or even to modify .gig files! + * superficial information in a very fast way. Don't use it to retrieve + * details like synthesis information or even to modify .gig files! */ void File::SetAutoLoad(bool b) { bAutoLoad = b;