/[svn]/libgig/trunk/src/SF.h
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revision 2044 by persson, Sun Jan 10 12:58:51 2010 UTC revision 2206 by iliev, Fri Jul 15 14:48:40 2011 UTC
# Line 63  namespace sf2 { Line 63  namespace sf2 {
63    
64      static uint NONE = 0x1ffffff;      static uint NONE = 0x1ffffff;
65    
66        double ToSeconds(int Timecents);
67        double ToRatio(int Centibels);
68        double ToHz(int cents);
69    
70      typedef struct _PresetBag {      typedef struct _PresetBag {
71          uint16_t GenNdx;          uint16_t GenNdx;
72          uint16_t ModNdx;          uint16_t ModNdx;
# Line 137  namespace sf2 { Line 141  namespace sf2 {
141          HOLD_MOD_ENV,          HOLD_MOD_ENV,
142          DECAY_MOD_ENV,          DECAY_MOD_ENV,
143          SUSTAIN_MOD_ENV,          SUSTAIN_MOD_ENV,
144          RELEASEMODENV, // 30          RELEASE_MOD_ENV, // 30
145          KEYNUM_TO_MOD_ENV_HOLD,          KEYNUM_TO_MOD_ENV_HOLD,
146          KEYNUM_TO_MOD_ENV_DECAY,          KEYNUM_TO_MOD_ENV_DECAY,
147          DELAY_VOL_ENV,          DELAY_VOL_ENV,
# Line 355  namespace sf2 { Line 359  namespace sf2 {
359              int startAddrsOffset, startAddrsCoarseOffset, endAddrsOffset, endAddrsCoarseOffset;              int startAddrsOffset, startAddrsCoarseOffset, endAddrsOffset, endAddrsCoarseOffset;
360              int startloopAddrsOffset, startloopAddrsCoarseOffset, endloopAddrsOffset, endloopAddrsCoarseOffset;              int startloopAddrsOffset, startloopAddrsCoarseOffset, endloopAddrsOffset, endloopAddrsCoarseOffset;
361    
362              int modEnvToPitch, modLfoToPitch, modEnvToFilterFc, modLfoToFilterFc, modLfoToVolume, freqModLfo;              int modEnvToPitch , modLfoToPitch, modEnvToFilterFc, modLfoToFilterFc; // in cents
363              int delayModLfo;              int modLfoToVolume /* in centibels */, freqModLfo /* in absolute cents */;
364              int vibLfoToPitch, freqVibLfo;              int delayModLfo; // in absolute timecents
365              int delayVibLfo;              int vibLfoToPitch, freqVibLfo /* in absolute cents */;
366                int delayVibLfo; // in absolute timecents
367                int initialFilterFc  /* in absolute cents */, initialFilterQ /* in centibels */;
368    
369              uint exclusiveClass; // exclusive group              uint exclusiveClass; // exclusive group
370    
# Line 391  namespace sf2 { Line 397  namespace sf2 {
397              double GetEG1Attack(Region* pPresetRegion = NULL); // in seconds              double GetEG1Attack(Region* pPresetRegion = NULL); // in seconds
398              double GetEG1Hold(Region* pPresetRegion = NULL); // in seconds              double GetEG1Hold(Region* pPresetRegion = NULL); // in seconds
399              double GetEG1Decay(Region* pPresetRegion = NULL); // in seconds              double GetEG1Decay(Region* pPresetRegion = NULL); // in seconds
400              double GetEG1Sustain(Region* pPresetRegion = NULL); // Sustain value of the sample amplitude EG (in permilles)              int    GetEG1Sustain(Region* pPresetRegion = NULL); // Sustain value of the sample amplitude EG (the decrease in level, expressed in centibels)
401              double GetEG1Release(Region* pPresetRegion = NULL); // in seconds              double GetEG1Release(Region* pPresetRegion = NULL); // in seconds
402    
403              double GetEG2PreAttackDelay(Region* pPresetRegion = NULL); // in seconds              double GetEG2PreAttackDelay(Region* pPresetRegion = NULL); // in seconds
404              double GetEG2Attack(Region* pPresetRegion = NULL); // in seconds              double GetEG2Attack(Region* pPresetRegion = NULL); // in seconds
405              double GetEG2Hold(Region* pPresetRegion = NULL); // in seconds              double GetEG2Hold(Region* pPresetRegion = NULL); // in seconds
406              double GetEG2Decay(Region* pPresetRegion = NULL); // in seconds              double GetEG2Decay(Region* pPresetRegion = NULL); // in seconds
407              double GetEG2Sustain(Region* pPresetRegion = NULL); // Sustain value of the filter cutoff EG (in permilles)              int    GetEG2Sustain(Region* pPresetRegion = NULL); // Sustain value of the filter cutoff EG (in permilles)
408              double GetEG2Release(Region* pPresetRegion = NULL); // in seconds              double GetEG2Release(Region* pPresetRegion = NULL); // in seconds
409    
410              int    GetModEnvToPitch(Region* pPresetRegion = NULL);              int    GetModEnvToPitch(Region* pPresetRegion = NULL); // in cents
411              int    GetModLfoToPitch(Region* pPresetRegion = NULL);              int    GetModLfoToPitch(Region* pPresetRegion = NULL); // in cents
412              int    GetModEnvToFilterFc(Region* pPresetRegion = NULL);              int    GetModEnvToFilterFc(Region* pPresetRegion = NULL); // in cents
413              int    GetModLfoToFilterFc(Region* pPresetRegion = NULL);              int    GetModLfoToFilterFc(Region* pPresetRegion = NULL); // in cents
414              double GetModLfoToVolume(Region* pPresetRegion = NULL); // in permilles              double GetModLfoToVolume(Region* pPresetRegion = NULL); // in centibels
415              double GetFreqModLfo(Region* pPresetRegion = NULL); // in Hz              double GetFreqModLfo(Region* pPresetRegion = NULL); // in Hz
416              double GetDelayModLfo(Region* pPresetRegion = NULL); // in seconds              double GetDelayModLfo(Region* pPresetRegion = NULL); // in seconds
417              int    GetVibLfoToPitch(Region* pPresetRegion = NULL);              int    GetVibLfoToPitch(Region* pPresetRegion = NULL); // in cents
418              double GetFreqVibLfo(Region* pPresetRegion = NULL); // in Hz              double GetFreqVibLfo(Region* pPresetRegion = NULL); // in Hz
419              double GetDelayVibLfo(Region* pPresetRegion = NULL); // in seconds              double GetDelayVibLfo(Region* pPresetRegion = NULL); // in seconds
420                int    GetInitialFilterFc(Region* pPresetRegion); // in absolute cents
421                int    GetInitialFilterQ(Region* pPresetRegion); // in centibels
422    
423              friend class Instrument;              friend class Instrument;
424              friend class Preset;              friend class Preset;
# Line 420  namespace sf2 { Line 428  namespace sf2 {
428              int EG1Attack; // in timecents              int EG1Attack; // in timecents
429              int EG1Hold; // in timecents              int EG1Hold; // in timecents
430              int EG1Decay; // in timecents              int EG1Decay; // in timecents
431              int EG1Sustain; // Sustain value of the sample amplitude EG (in permilles)              int EG1Sustain; // Sustain value (the decrease in level, expressed in centibels)
432              int EG1Release; // in timecents              int EG1Release; // in timecents
433    
434              int EG2PreAttackDelay; // in timecents              int EG2PreAttackDelay; // in timecents
# Line 450  namespace sf2 { Line 458  namespace sf2 {
458              int      GetRegionCount();              int      GetRegionCount();
459              Region*  GetRegion(int idx);              Region*  GetRegion(int idx);
460    
             std::vector<Region*> GetRegionsOnKey(int key, uint8_t vel);  
   
461          protected:          protected:
462              std::vector<Region*> regions;              std::vector<Region*> regions;
463              sf2::File* pFile;              sf2::File* pFile;
464      };      };
465    
466        class Query {
467            public:
468                int key;
469                uint8_t vel;
470    
471                Query(InstrumentBase& instrument);
472                Region* next();
473    
474            private:
475                InstrumentBase& instrument;
476                int i;
477        };
478    
479      class Instrument : public InstrumentBase {      class Instrument : public InstrumentBase {
480          public:          public:
481              Instrument(sf2::File* pFile, RIFF::Chunk* ck);              Instrument(sf2::File* pFile, RIFF::Chunk* ck);
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