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The 'tmhm' macro adjusts to the number of TMs/HMs

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This commit is contained in:
Rangi 2021-01-06 10:20:37 -05:00
parent 21908ba30a
commit 94daf57156
2 changed files with 28 additions and 26 deletions
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4
constants/item_constants.asm
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@ -219,7 +219,9 @@ ENDM
add_tm SUBSTITUTE ; $FA
assert NUM_TMS == const_value - TM01, "NUM_TMS ({d:NUM_TMS}) does not match the number of add_tm definitions"
NUM_TM_HM EQU NUM_TMS + NUM_HMS
; 50 TMs + 5 HMs = 55 learnable TM/HM flags per Pokémon.
; These fit in 7 bytes, with one unused bit left over.
__tmhm_value__ = NUM_TMS + NUM_HMS + 1
__tmhm_value__ = NUM_TM_HM + 1
UNUSED_TMNUM EQU __tmhm_value__

50
macros/data.asm
View file

@ -16,36 +16,36 @@ ENDM
coins EQUS "bcd2"
money EQUS "bcd3"
tmhm: MACRO
; used in data/pokemon/base_stats/*.asm
_tms1 = 0 ; TM01-TM24 (24)
_tms2 = 0 ; TM25-TM48 (24)
_tms3 = 0 ; TM49-TM50 + HM01-HM05 (7/24)
tmhm: MACRO
; initialize bytes to 0
n = 0
REPT (NUM_TM_HM + 7) / 8
_TM_BYTE EQUS "_tm{d:n}"
_TM_BYTE = 0
PURGE _TM_BYTE
n = n + 1
ENDR
; set bits of bytes
REPT _NARG
if DEF(\1_TMNUM)
if \1_TMNUM < 24 + 1
_tms1 = _tms1 | (1 << ((\1_TMNUM) - 1))
ELIF \1_TMNUM < 48 + 1
_tms2 = _tms2 | (1 << ((\1_TMNUM) - 1 - 24))
else
_tms3 = _tms3 | (1 << ((\1_TMNUM) - 1 - 48))
ENDC
else
fail "\1 is not a TM or HM move"
IF DEF(\1_TMNUM)
n = (\1_TMNUM - 1) / 8
i = (\1_TMNUM - 1) % 8
_TM_BYTE EQUS "_tm{d:n}"
_TM_BYTE = _TM_BYTE | (1 << i)
PURGE _TM_BYTE
ELSE
FAIL "\1 is not a TM or HM move"
ENDC
SHIFT
ENDR
REPT 3 ; TM01-TM24 (24/24)
db _tms1 & $ff
_tms1 = _tms1 >> 8
ENDR
REPT 3 ; TM25-TM48 (24/24)
db _tms2 & $ff
_tms2 = _tms2 >> 8
ENDR
REPT 1 ; TM49-TM50 + HM01-HM05 (7/8)
db _tms3 & $ff
_tms3 = _tms3 >> 8
; output bytes
n = 0
REPT (NUM_TM_HM + 7) / 8
_TM_BYTE EQUS "_tm{d:n}"
db _TM_BYTE
PURGE _TM_BYTE
n = n + 1
ENDR
ENDM