Svenska ElektronikForumet

Kod: Markera allt

/***************************************************************/
#define FILE_NAME_SIZE	31

#define MAX_VARIATION	10
#define MAX_PARBLOCK	10
#define MAX_SAMPLE	10
#define MAX_FREQPOINTS	8


/***************************************************************/
typedef struct{		// size = 20
	SBYTE	mParBlockFlag[MAX_PARBLOCK];
	SBYTE	mRandomFlag[MAX_PARBLOCK];
}VARIATION;

typedef struct{		// size = 24
	UWORD	mStartBlock;
	UWORD	mBlockCount;
	UWORD	mLoopBlockCount;
	UBYTE	mFreqPoint[MAX_FREQPOINTS];
	UBYTE	mFreqPointUsed;
	UBYTE	mFiller[5];
	
	void	*mFileMapEntry;				// initialized at channel update
}DD4_SAMPLE;

typedef struct{		// not in instrument
	UBYTE	mGainVel[32];
	UBYTE	mGainPos[8];
	
	UWORD	mOutSelect;
	UWORD	mOutGain1;
	UWORD	mOutGain2;
	UWORD	mOutGain3;
	UWORD	mOutGain4;
	UWORD	mGain;
	UWORD	mGainOffset;
	SWORD	mGainPedal;
	
	SLONG	*mF1TabPtr;
	SLONG	*mF2TabPtr;
	
	SWORD	mF1Freq;
	SWORD	mF1FreqVel;
	SWORD	mF1Gain;
	SWORD	mF1GainVel;
	SWORD	mF1GainDecay;
	
	SWORD	mF2Freq;
	SWORD	mF2Gain;
	SWORD	mF2Q;
	SWORD	mF2FreqJump;
	SWORD	mF2FreqDva;
	
	SWORD	mPitchRes;
	SWORD	mPitchPress;			// was mPitchPressure
	SWORD	mPitchEnvAmt;
	SLONG	mPitchEnvDecay;
	SWORD	mPitchEnvAmtVel;
	SWORD	mPitchEnvAmtDva;
	
	SWORD	mAmpEnvDecayRes;
	SWORD	mAmpEnvDecayVel;
	SWORD	mAmpEnvDecayPress;		// was mDecayPressure
	SWORD	mAmpEnvDecayPedal;
	SWORD	mAmpEnvAttack;
	SWORD	mAmpEnvAttackVel;
	
	DD4_SAMPLE *mSample;
}PB_EXTRA;

typedef struct{		// size = 50
	// Sample select
	SBYTE	mSampleNr;
	
	// Miscellaneous
	SBYTE	mF2FreqDva;
	SBYTE	mDiverse;
	SBYTE	mAmpEnvDecayPedal;
	
	// Gain Scaling
	UBYTE	mGainVel[8];
	UBYTE	mGainPos[8];
	
	// Pitch
	SBYTE	mPitch;
	SBYTE	mPitchFine;
	SBYTE	mPitchPress;			// was mPitchPressure
	SBYTE	mPitchPanel;
	SBYTE	mPitchEnvDecay;
	SBYTE	mPitchEnvAmt;
	SBYTE	mPitchEnvAmtVel;
	SBYTE	mPitchEnvAmtDva;		// Drumhead Vibration Algorythm
	
	// Amp
	SBYTE	mAmp;
	SBYTE	mAmpVelCurve;
	SBYTE	mAmpEnvAttack;
	SBYTE	mAmpEnvAttackVel;
	SBYTE	mAmpEnvDecay;
	SBYTE	mAmpEnvDecayVel;
	SBYTE	mAmpEnvDecayPress;		// was mDecayPressure
	SBYTE	mAmpEnvDecayPanel;
	
	// Filter1
	SBYTE	mF1Freq;
	SBYTE	mF1FreqVel;
	SBYTE	mF1Gain;
	SBYTE	mF1GainVel;
	SBYTE	mF1Q;
	SBYTE	mF1GainDecay;
	
	// Filter2
	SBYTE	mF2Freq;
	SBYTE	mF2Gain;
	SBYTE	mF2Q;
	SBYTE	mF2FreqJump;
	
	PB_EXTRA *mPBExtraPtr;				// initialized at channel update
}PARBLOCK;


/***************************************************************/
typedef struct{		// size = 960 (must be 960)
	UBYTE		mVersion;
	UBYTE		mClass;
	UBYTE		mFiller[18];
	VARIATION	mVariation[MAX_VARIATION];	// size = 20*10 = 200, offs =  20
	PARBLOCK	mParBlock[MAX_PARBLOCK];	// size = 50*10 = 500, offs = 220
	DD4_SAMPLE	mSample[MAX_SAMPLE];		// size = 24*10 = 240, offs = 720
}INSTRUMENT;


typedef struct{		// size = 60 (must be 60)
	char	mFileName[FILE_NAME_SIZE + 1];
	ULONG	mFileType;
	ULONG	mFileSize;
	ULONG	mFileDate;
	UWORD	mBlockCount;				// Including block containing file header
	UBYTE	mReserved[14];
}FILE_HEADER;


/***************************************************************/
typedef struct{		// size = 1020 (must be 1020)
	FILE_HEADER		mFileInfo;
	INSTRUMENT		mFileInstrument;
}INSTRUMENT_FILE_BLOCK;


/***************************************************************/
#define C_PREOVERLAP_SIZE 2
#define C_DATA_SIZE 880
#define C_OVERLAP_SIZE 44
#define C_POSTOVERLAP_SIZE 2
#define C_OVERRUN_START (C_PREOVERLAP_SIZE+C_DATA_SIZE)
#define C_TOTDATA_SIZE (C_PREOVERLAP_SIZE+C_DATA_SIZE+C_OVERLAP_SIZE+C_POSTOVERLAP_SIZE)

typedef struct{		// size = 1020 (must be 1020)
	SBYTE	mData8bit[C_TOTDATA_SIZE];
	SWORD	mData16bit[C_OVERLAP_SIZE];
	SBYTE	mRateIdx;
	SBYTE	mExponentIdx;
	SBYTE	mEmphasis;
	SBYTE	mFiller;
}SAMPLE_FILE_BLOCK;