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https://gitlab.com/xCrystal/pokecrystal-board.git
synced 2024-09-09 09:51:34 -07:00
Document link patch lists a little bit better
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@ -19,8 +19,10 @@ DEF USING_EXTERNAL_CLOCK EQU $01
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DEF USING_INTERNAL_CLOCK EQU $02
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DEF CONNECTION_NOT_ESTABLISHED EQU $ff
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; length of a patch list (less than any of the signal bytes)
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DEF SERIAL_PATCH_LIST_LENGTH EQU $fc
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; length of a patch list
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DEF SERIAL_PATCH_LIST_LENGTH EQU 200
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; size of the patch area (offsets into this area may not have special values)
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DEF SERIAL_PATCH_DATA_SIZE EQU $fc
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; signals the start of an array of bytes transferred over the link cable
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DEF SERIAL_PREAMBLE_BYTE EQU $fd
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; this byte is used when there is no data to send
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@ -98,7 +98,7 @@ endc
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ld hl, wPlayerPatchLists
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ld de, wOTPatchLists
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ld bc, 200
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ld bc, SERIAL_PATCH_LIST_LENGTH
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vc_hook Wireless_ExchangeBytes_Gen2toGen1_patch_lists
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call Serial_ExchangeBytes
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@ -126,7 +126,7 @@ endc
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call Link_CopyOTData
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ld de, wOTPatchLists
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ld hl, wLinkPatchList1
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ld hl, wLinkPatchData1
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ld c, 2
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.loop
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ld a, [de]
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@ -152,7 +152,7 @@ endc
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jr .loop
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.next
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ld hl, wLinkPatchList2
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ld hl, wLinkPatchData2
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dec c
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jr nz, .loop
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@ -264,7 +264,7 @@ endc
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ld hl, wPlayerPatchLists
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ld de, wOTPatchLists
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ld bc, 200
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ld bc, SERIAL_PATCH_LIST_LENGTH
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vc_hook Wireless_ExchangeBytes_patch_lists
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call Serial_ExchangeBytes
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@ -294,7 +294,7 @@ endc
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call Link_CopyOTData
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ld de, wPlayerTrademon
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ld hl, wLinkPatchList1
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ld hl, wLinkPatchData1
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ld c, 2
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.loop1
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ld a, [de]
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@ -320,7 +320,7 @@ endc
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jr .loop1
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.next1
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ld hl, wLinkPatchList2
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ld hl, wLinkPatchData2
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dec c
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jr nz, .loop1
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@ -615,6 +615,7 @@ FixDataForLinkTransfer:
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dec b
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jr nz, .preamble_loop
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; Initialize random seed, making sure special bytes are omitted
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assert wLinkBattleRNPreamble + SERIAL_RN_PREAMBLE_LENGTH == wLinkBattleRNs
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ld b, SERIAL_RNS_LENGTH
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.rn_loop
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@ -625,60 +626,66 @@ FixDataForLinkTransfer:
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dec b
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jr nz, .rn_loop
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; Clear the patch list
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ld hl, wPlayerPatchLists
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ld a, SERIAL_PREAMBLE_BYTE
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ld [hli], a
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ld [hli], a
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ld [hli], a
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ld b, 200
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ld b, SERIAL_PATCH_LIST_LENGTH
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xor a
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.loop1
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.clear_loop
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ld [hli], a
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dec b
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jr nz, .loop1
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jr nz, .clear_loop
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ld hl, (wLinkData + SERIAL_PREAMBLE_LENGTH + NAME_LENGTH + 1 + PARTY_LENGTH + 1) - 1
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ld de, wPlayerPatchLists + 10 ; ???
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; Loop through all the patchable link data
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ld hl, wLinkData + SERIAL_PREAMBLE_LENGTH + NAME_LENGTH + (1 + PARTY_LENGTH + 1) - 1
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ld de, wPlayerPatchLists + SERIAL_RNS_LENGTH ; ???
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lb bc, 0, 0
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.loop2
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.patch_loop
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; Check if we've gone over the entire area
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inc c
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ld a, c
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cp SERIAL_PATCH_LIST_LENGTH + 1
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jr z, .next1
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cp SERIAL_PATCH_DATA_SIZE + 1
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jr z, .data1_done
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; If we're processing the second patch area, check if we've reached the end
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ld a, b
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dec a
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jr nz, .next2
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jr nz, .process
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push bc
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ld a, [wLinkMode]
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cp LINK_TIMECAPSULE
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ld b, REDMON_STRUCT_LENGTH * PARTY_LENGTH - SERIAL_PATCH_LIST_LENGTH + 1
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jr z, .got_value
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ld b, 2 + PARTYMON_STRUCT_LENGTH * PARTY_LENGTH - SERIAL_PATCH_LIST_LENGTH + 1
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.got_value
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ld b, REDMON_STRUCT_LENGTH * PARTY_LENGTH - SERIAL_PATCH_DATA_SIZE + 1
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jr z, .got_size
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ld b, 2 + PARTYMON_STRUCT_LENGTH * PARTY_LENGTH - SERIAL_PATCH_DATA_SIZE + 1
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.got_size
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ld a, c
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cp b
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pop bc
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jr z, .done
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.next2
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jr z, .data2_done
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.process
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; Replace the "no data" byte, and record it in the array
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inc hl
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ld a, [hl]
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cp SERIAL_NO_DATA_BYTE
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jr nz, .loop2
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jr nz, .patch_loop
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ld a, c
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ld [de], a
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inc de
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ld [hl], SERIAL_PATCH_REPLACEMENT_BYTE
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jr .loop2
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jr .patch_loop
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.next1
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.data1_done
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ld a, SERIAL_PATCH_LIST_PART_TERMINATOR
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ld [de], a
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inc de
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lb bc, 1, 0
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jr .loop2
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jr .patch_loop
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.done
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.data2_done
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ld a, SERIAL_PATCH_LIST_PART_TERMINATOR
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ld [de], a
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ret
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@ -994,7 +1001,6 @@ Link_PrepPartyData_Gen2:
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inc hl
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dec b
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jr nz, .loop6
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ld a, SERIAL_PATCH_LIST_PART_TERMINATOR
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ld [de], a
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ret
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@ -617,8 +617,8 @@ wBattleEnd::
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SECTION UNION "Miscellaneous", WRAM0
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; link patch lists
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wPlayerPatchLists:: ds 200
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wOTPatchLists:: ds 200
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wPlayerPatchLists:: ds SERIAL_PATCH_LIST_LENGTH
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wOTPatchLists:: ds SERIAL_PATCH_LIST_LENGTH
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SECTION UNION "Miscellaneous", WRAM0
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@ -1008,8 +1008,8 @@ endr
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NEXTU
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; link patch lists
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wLinkPatchList1:: ds SERIAL_PATCH_LIST_LENGTH
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wLinkPatchList2:: ds SERIAL_PATCH_LIST_LENGTH
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wLinkPatchData1:: ds SERIAL_PATCH_DATA_SIZE
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wLinkPatchData2:: ds SERIAL_PATCH_DATA_SIZE
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ENDU
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