IFND	XMODULE_I
XMODULE_I	SET	1
**
**	XModule replay routine 1.0
**
**	Copyright (C) 1995 Bernardo Innocenti
**
**	Assembler structure definitions for player
**

	IFND	EXEC_TYPES_I
	include exec/types.i
	ENDC	; EXEC_TYPES_I

	IFND	EXEC_NODES_I
	include exec/nodes.i
	ENDC	; EXEC_NODES_I



MAXINSTRUMENTS	EQU	64	; Maximum number of instruments loaded
MAXTABLENOTE	EQU	(12*3)	; Number of entries in note conversion table
MAXTABLEEFFECTS	EQU	20	; Number of entries in effect conversion table
MAXPATTERNS	EQU	128	; Maximum number of patterns
MAXTRACKS	EQU	32	; Maximum number of tracks in a pattern
MAXPATTLINES	EQU	32768	; Maximum number of lines in a pattern
MAXPOSITIONS	EQU	32768	; Maximum number of song positions
MAXINSTNAME	EQU	32
MAXSONGNAME	EQU	32
MAXAUTHNAME	EQU	64
MAXPATTNAME	EQU	16

PATHNAME_MAX	EQU	256


**************************************************************************
** Some definitions transcripted from "XModule.h"
**************************************************************************

	ENUM 0

	EITEM EFF_NULL
	EITEM EFF_PORTAMENTOUP
	EITEM EFF_PORTAMENTODOWN
	EITEM EFF_TONEPORTAMENTO
	EITEM EFF_VIBRATO
	EITEM EFF_TONEPVOLSLIDE
	EITEM EFF_VIBRATOVOLSLIDE
	EITEM EFF_TREMOLO
	EITEM EFF_UNUSED
	EITEM EFF_SAMPLEOFFSET
	EITEM EFF_VOLSLIDE
	EITEM EFF_POSJUMP
	EITEM EFF_SETVOLUME
	EITEM EFF_PATTERNBREAK
	EITEM EFF_MISC
	EITEM EFF_SETSPEED
	EITEM EFF_SETTEMPO
	EITEM EFF_ARPEGGIO

	EITEM EFF_COUNT



	STRUCTURE Note,0
	UBYTE note_Note
	UBYTE note_Inst
	UBYTE note_Vol
	UBYTE note_Pad
	UBYTE note_EffNum
	UBYTE note_EffVal
	LABEL Note_SIZEOF


	STRUCTURE Instrument,0
	UWORD	in_InstType			; Instrument type (See defs)
	UWORD	in_Volume			; Volume (max $40)
	STRUCT	in_Name,MAXINSTNAME		; Instrument Name
	APTR	in_SampleData			; Sampled data
	ULONG	in_Length			; Length of instr
	ULONG	in_Repeat			; Loop start (No loop = 0)
	ULONG	in_Replen			; Loop size (No loop = 1)
	WORD	in_FineTune			; Instrument FineTune (-8..+7)
	UWORD	in_Flags			; Unused
	LABEL	in_SIZEOF


	STRUCTURE	Pattern,0
	UWORD	pa_Tracks			; Support for variable number of tracks
	UWORD	pa_Lines			; Number of lines in pattern
	STRUCT	pa_PattName,MAXPATTNAME		; Pattern Name
	STRUCT	pa_Notes,MAXTRACKS * 4		; Pointers to the lines
	LABEL	pa_SIZEOF


	STRUCTURE	SongInfo,LN_SIZE
	UWORD	si_Length			; Number of positions in song
	UWORD	si_MaxTracks			; Number of tracks in song
	UWORD	si_NumPatterns			; Number of patterns in song
	UWORD	si_NumInstruments		; Unused
	UWORD	si_GlobalSpeed			; Default song speed
	UWORD	si_GlobalTempo			; Default song tempo
	UWORD	si_Restart			; Position to restart from
	UWORD	si_CurrentPatt
	UWORD	si_CurrentPos
	UWORD	si_CurrentInst
	UWORD	si_Flags			; See definitions below
	ULONG	si_Changes			; Number of changes made to this song
	APTR	si_Sequence			; *UWORD: Pointer to song sequence
	STRUCT	si_PattData,pa_SIZEOF*MAXPATTERNS
	STRUCT	si_Inst,in_SIZEOF*MAXINSTRUMENTS
	STRUCT	si_ActiveTracks,MAXTRACKS	; UBYTE []: Active Tracks (0 = disabled)
	STRUCT	si_SongName,MAXSONGNAME		; UBYTE []: Song name
	STRUCT	si_Author,MAXAUTHNAME		; Author of song
	STRUCT	si_SongPath,PATHNAME_MAX;	; Original song path
	APTR	si_Pool				;  The memory pool where song data
						; must be allocated from.
	LABEL	si_SIZEOF


	ENDC	; !XMODULE_I