/[svn]/libgig/trunk/src/gig.h
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revision 308 by schoenebeck, Sun Nov 21 18:02:21 2004 UTC revision 350 by schoenebeck, Tue Jan 25 21:54:24 2005 UTC
# Line 274  namespace gig { Line 274  namespace gig {
274          vcf_type_bandreject   = 0x03          vcf_type_bandreject   = 0x03
275      } vcf_type_t;      } vcf_type_t;
276    
277      /** Defines the envelope of a crossfade. */      /**
278         * Defines the envelope of a crossfade.
279         *
280         * Note: The default value for crossfade points is 0,0,0,0. Layers with
281         * such a default value should be treated as if they would not have a
282         * crossfade, that is the crossfade volume factor should <b>always</b>
283         * be 1.0f for such layers.
284         */
285      struct crossfade_t {      struct crossfade_t {
286          #if WORDS_BIGENDIAN          #if WORDS_BIGENDIAN
         uint8_t in_start;   ///< Start position of fade in.  
         uint8_t in_end;     ///< End position of fade in.  
         uint8_t out_start;  ///< Start position of fade out.  
         uint8_t out_end;    ///< End postition of fade out.  
         #else // little endian  
287          uint8_t out_end;    ///< End postition of fade out.          uint8_t out_end;    ///< End postition of fade out.
288          uint8_t out_start;  ///< Start position of fade out.          uint8_t out_start;  ///< Start position of fade out.
289          uint8_t in_end;     ///< End position of fade in.          uint8_t in_end;     ///< End position of fade in.
290          uint8_t in_start;   ///< Start position of fade in.          uint8_t in_start;   ///< Start position of fade in.
291            #else // little endian
292            uint8_t in_start;   ///< Start position of fade in.
293            uint8_t in_end;     ///< End position of fade in.
294            uint8_t out_start;  ///< Start position of fade out.
295            uint8_t out_end;    ///< End postition of fade out.
296          #endif // WORDS_BIGENDIAN          #endif // WORDS_BIGENDIAN
297      };      };
298    
# Line 300  namespace gig { Line 307  namespace gig {
307      class File;      class File;
308      class Instrument;      class Instrument;
309      class Sample;      class Sample;
310        class Region;
311    
312      /** Encapsulates articulation information of a dimension region.      /** Encapsulates articulation information of a dimension region.
313       *       *
# Line 564  namespace gig { Line 572  namespace gig {
572      class Region : public DLS::Region {      class Region : public DLS::Region {
573          public:          public:
574              unsigned int            Dimensions;               ///< Number of defined dimensions.              unsigned int            Dimensions;               ///< Number of defined dimensions.
575              dimension_def_t         pDimensionDefinitions[5]; ///< Defines the five possible dimensions (the dimension's controller and number of bits/splits).              dimension_def_t         pDimensionDefinitions[8]; ///< Defines the five (gig2) or eight (gig3) possible dimensions (the dimension's controller and number of bits/splits).
576              uint32_t                DimensionRegions;         ///< Total number of DimensionRegions this Region contains.              uint32_t                DimensionRegions;         ///< Total number of DimensionRegions this Region contains.
577              DimensionRegion*        pDimensionRegions[32];    ///< Pointer array to the 32 possible dimension regions (reflects NULL for dimension regions not in use). Avoid to access the array directly and better use GetDimensionRegionByValue() instead, but of course in some cases it makes sense to use the array (e.g. iterating through all DimensionRegions).              DimensionRegion*        pDimensionRegions[256];   ///< Pointer array to the 32 (gig2) or 256 (gig3) possible dimension regions (reflects NULL for dimension regions not in use). Avoid to access the array directly and better use GetDimensionRegionByValue() instead, but of course in some cases it makes sense to use the array (e.g. iterating through all DimensionRegions).
578              unsigned int            Layers;                   ///< Amount of defined layers (1 - 32). A value of 1 actually means no layering, a value > 1 means there is Layer dimension. The same information can of course also be obtained by accessing pDimensionDefinitions.              unsigned int            Layers;                   ///< Amount of defined layers (1 - 32). A value of 1 actually means no layering, a value > 1 means there is Layer dimension. The same information can of course also be obtained by accessing pDimensionDefinitions.
579    
580              DimensionRegion* GetDimensionRegionByValue(uint Dim4Val, uint Dim3Val, uint Dim2Val, uint Dim1Val, uint Dim0Val);              DimensionRegion* GetDimensionRegionByValue(const uint DimValues[8]);
581              DimensionRegion* GetDimensionRegionByBit(uint8_t Dim4Bit, uint8_t Dim3Bit, uint8_t Dim2Bit, uint8_t Dim1Bit, uint8_t Dim0Bit);              DimensionRegion* GetDimensionRegionByBit(const uint8_t DimBits[8]);
582              Sample*          GetSample();              Sample*          GetSample();
583          protected:          protected:
584              uint8_t VelocityTable[128]; ///< For velocity dimensions with custom defined zone ranges only: used for fast converting from velocity MIDI value to dimension bit number.              uint8_t VelocityTable[128]; ///< For velocity dimensions with custom defined zone ranges only: used for fast converting from velocity MIDI value to dimension bit number.
# Line 641  namespace gig { Line 649  namespace gig {
649              Instrument* GetFirstInstrument(); ///< Returns a pointer to the first <i>Instrument</i> object of the file, <i>NULL</i> otherwise.              Instrument* GetFirstInstrument(); ///< Returns a pointer to the first <i>Instrument</i> object of the file, <i>NULL</i> otherwise.
650              Instrument* GetNextInstrument();  ///< Returns a pointer to the next <i>Instrument</i> object of the file, <i>NULL</i> otherwise.              Instrument* GetNextInstrument();  ///< Returns a pointer to the next <i>Instrument</i> object of the file, <i>NULL</i> otherwise.
651              Instrument* GetInstrument(uint index);              Instrument* GetInstrument(uint index);
652             ~File() {};             ~File();
653          protected:          protected:
654              typedef std::list<Sample*>     SampleList;              typedef std::list<Sample*>     SampleList;
655              typedef std::list<Instrument*> InstrumentList;              typedef std::list<Instrument*> InstrumentList;
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