2013-09-03 15:22:26 -07:00
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; rgbds macros
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2014-02-02 13:13:23 -08:00
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; macros require rst vectors to be defined
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FarCall EQU $08
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Bankswitch EQU $10
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JumpTable EQU $28
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2014-02-02 14:12:04 -08:00
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NONE EQU 0
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2013-09-03 15:22:26 -07:00
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dwb: MACRO
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dw \1
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db \2
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ENDM
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dbw: MACRO
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db \1
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dw \2
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ENDM
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dn: MACRO
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db \1 << 4 + \2
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ENDM
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dt: MACRO ; three-byte (big-endian)
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db (\1 >> 16) & $ff
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db (\1 >> 8) & $ff
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db \1 & $ff
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ENDM
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bigdw: MACRO ; big-endian word
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dw ((\1)/$100) + (((\1)&$ff)*$100)
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ENDM
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callab: MACRO ; address, bank
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ld hl, \1
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ld a, BANK(\1)
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rst FarCall
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ENDM
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callba: MACRO ; bank, address
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ld a, BANK(\1)
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ld hl, \1
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rst FarCall
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ENDM
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2013-11-24 01:06:37 -08:00
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lb: MACRO ; r, hi, lo
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ld \1, \2 << 8 + \3
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ENDM
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2013-11-27 02:39:52 -08:00
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; Constant enumeration
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const_def: MACRO
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const_value SET 0
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ENDM
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const: MACRO
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\1 EQU const_value
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const_value SET const_value + 1
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ENDM
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2013-09-03 15:22:26 -07:00
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TX_RAM: MACRO
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db 1
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dw \1
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ENDM
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TX_FAR: MACRO
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db $16
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dw \1
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db BANK(\1)
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ENDM
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RGB: MACRO
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dw ((\3 << 10) | (\2 << 5) | (\1))
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ENDM
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2013-11-06 22:11:42 -08:00
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2013-09-03 15:22:26 -07:00
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note: MACRO
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2013-12-28 17:32:05 -08:00
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db \1 << 4 + (\2 - 1)
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2013-09-03 15:22:26 -07:00
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ENDM
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2013-11-06 22:11:42 -08:00
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; pitch
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__ EQU 0
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C_ EQU 1
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C# EQU 2
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D_ EQU 3
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D# EQU 4
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E_ EQU 5
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F_ EQU 6
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F# EQU 7
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G_ EQU 8
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G# EQU 9
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A_ EQU 10
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A# EQU 11
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B_ EQU 12
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2013-09-03 15:22:26 -07:00
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; It's better to use *coord than FuncCoord.
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FuncCoord: MACRO
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Coord = $c4a0 + 20 * \2 + \1
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ENDM
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bccoord: MACRO
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FuncCoord \1, \2
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ld bc, Coord
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ENDM
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decoord: MACRO
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FuncCoord \1, \2
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ld de, Coord
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ENDM
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hlcoord: MACRO
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FuncCoord \1, \2
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ld hl, Coord
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ENDM
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; pic animations
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frame: MACRO
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db \1
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db \2
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ENDM
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setrepeat: MACRO
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db $fe
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db \1
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ENDM
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dorepeat: MACRO
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db $fd
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db \1
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ENDM
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endanim: MACRO
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db $ff
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ENDM
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2014-02-24 01:42:42 -08:00
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; maps
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map: MACRO
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; This is a really silly hack to get around an rgbds bug.
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; Ideally:
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; db GROUP_\1, MAP_\1
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\1\@ EQUS "GROUP_\1"
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\1\@2 EQUS "MAP_\1"
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db \1\@, \1\@2
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ENDM
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roam_map: MACRO
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; A map and an arbitrary number of some more maps.
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map \1
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db \2
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IF \2 > 0
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map \3
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ENDC
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IF \2 > 1
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map \4
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ENDC
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IF \2 > 2
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map \5
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ENDC
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IF \2 > 3
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map \6
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ENDC
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db 0
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ENDM
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