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-rw-r--r--home/vcopy.asm204
1 files changed, 102 insertions, 102 deletions
diff --git a/home/vcopy.asm b/home/vcopy.asm
index ad92e8fb..3f49ad3e 100644
--- a/home/vcopy.asm
+++ b/home/vcopy.asm
@@ -10,27 +10,27 @@ GetRowColAddressBgMap::
srl h
rr a
or l
- ld l,a
- ld a,b
+ ld l, a
+ ld a, b
or h
- ld h,a
+ ld h, a
ret
; clears a VRAM background map with blank space tiles
; INPUT: h - high byte of background tile map address in VRAM
ClearBgMap::
- ld a," "
+ ld a, " "
jr .next
- ld a,l
+ ld a, l
.next
- ld de,$400 ; size of VRAM background map
- ld l,e
+ ld de, $400 ; size of VRAM background map
+ ld l, e
.loop
- ld [hli],a
+ ld [hli], a
dec e
- jr nz,.loop
+ jr nz, .loop
dec d
- jr nz,.loop
+ jr nz, .loop
ret
; This function redraws a BG row of height 2 or a BG column of width 2.
@@ -40,76 +40,76 @@ ClearBgMap::
; However, this function is also called repeatedly to redraw the whole screen
; when necessary. It is also used in trade animation and elevator code.
RedrawRowOrColumn::
- ld a,[hRedrawRowOrColumnMode]
+ ld a, [hRedrawRowOrColumnMode]
and a
ret z
- ld b,a
+ ld b, a
xor a
- ld [hRedrawRowOrColumnMode],a
+ ld [hRedrawRowOrColumnMode], a
dec b
- jr nz,.redrawRow
+ jr nz, .redrawRow
.redrawColumn
- ld hl,wRedrawRowOrColumnSrcTiles
- ld a,[hRedrawRowOrColumnDest]
- ld e,a
- ld a,[hRedrawRowOrColumnDest + 1]
- ld d,a
- ld c,SCREEN_HEIGHT
+ ld hl, wRedrawRowOrColumnSrcTiles
+ ld a, [hRedrawRowOrColumnDest]
+ ld e, a
+ ld a, [hRedrawRowOrColumnDest + 1]
+ ld d, a
+ ld c, SCREEN_HEIGHT
.loop1
- ld a,[hli]
- ld [de],a
+ ld a, [hli]
+ ld [de], a
inc de
- ld a,[hli]
- ld [de],a
- ld a,BG_MAP_WIDTH - 1
+ ld a, [hli]
+ ld [de], a
+ ld a, BG_MAP_WIDTH - 1
add e
- ld e,a
- jr nc,.noCarry
+ ld e, a
+ jr nc, .noCarry
inc d
.noCarry
; the following 4 lines wrap us from bottom to top if necessary
- ld a,d
- and a,$03
- or a,$98
- ld d,a
+ ld a, d
+ and $03
+ or $98
+ ld d, a
dec c
- jr nz,.loop1
+ jr nz, .loop1
xor a
- ld [hRedrawRowOrColumnMode],a
+ ld [hRedrawRowOrColumnMode], a
ret
.redrawRow
- ld hl,wRedrawRowOrColumnSrcTiles
- ld a,[hRedrawRowOrColumnDest]
- ld e,a
- ld a,[hRedrawRowOrColumnDest + 1]
- ld d,a
+ ld hl, wRedrawRowOrColumnSrcTiles
+ ld a, [hRedrawRowOrColumnDest]
+ ld e, a
+ ld a, [hRedrawRowOrColumnDest + 1]
+ ld d, a
push de
call .DrawHalf ; draw upper half
pop de
- ld a,BG_MAP_WIDTH ; width of VRAM background map
+ ld a, BG_MAP_WIDTH ; width of VRAM background map
add e
- ld e,a
+ ld e, a
; fall through and draw lower half
.DrawHalf
- ld c,SCREEN_WIDTH / 2
+ ld c, SCREEN_WIDTH / 2
.loop2
- ld a,[hli]
- ld [de],a
+ ld a, [hli]
+ ld [de], a
inc de
- ld a,[hli]
- ld [de],a
- ld a,e
+ ld a, [hli]
+ ld [de], a
+ ld a, e
inc a
; the following 6 lines wrap us from the right edge to the left edge if necessary
- and a,$1f
- ld b,a
- ld a,e
- and a,$e0
+ and $1f
+ ld b, a
+ ld a, e
+ and $e0
or b
- ld e,a
+ ld e, a
dec c
- jr nz,.loop2
+ jr nz, .loop2
ret
; This function automatically transfers tile number data from the tile map at
@@ -120,52 +120,52 @@ RedrawRowOrColumn::
; the above function, RedrawRowOrColumn, is used when walking to
; improve efficiency.
AutoBgMapTransfer::
- ld a,[H_AUTOBGTRANSFERENABLED]
+ ld a, [H_AUTOBGTRANSFERENABLED]
and a
ret z
- ld hl,sp + 0
- ld a,h
- ld [H_SPTEMP],a
- ld a,l
- ld [H_SPTEMP + 1],a ; save stack pinter
- ld a,[H_AUTOBGTRANSFERPORTION]
+ ld hl, sp + 0
+ ld a, h
+ ld [H_SPTEMP], a
+ ld a, l
+ ld [H_SPTEMP + 1], a ; save stack pinter
+ ld a, [H_AUTOBGTRANSFERPORTION]
and a
- jr z,.transferTopThird
+ jr z, .transferTopThird
dec a
- jr z,.transferMiddleThird
+ jr z, .transferMiddleThird
.transferBottomThird
coord hl, 0, 12
- ld sp,hl
- ld a,[H_AUTOBGTRANSFERDEST + 1]
- ld h,a
- ld a,[H_AUTOBGTRANSFERDEST]
- ld l,a
- ld de,(12 * 32)
- add hl,de
+ ld sp, hl
+ ld a, [H_AUTOBGTRANSFERDEST + 1]
+ ld h, a
+ ld a, [H_AUTOBGTRANSFERDEST]
+ ld l, a
+ ld de, (12 * 32)
+ add hl, de
xor a ; TRANSFERTOP
jr .doTransfer
.transferTopThird
coord hl, 0, 0
- ld sp,hl
- ld a,[H_AUTOBGTRANSFERDEST + 1]
- ld h,a
- ld a,[H_AUTOBGTRANSFERDEST]
- ld l,a
- ld a,TRANSFERMIDDLE
+ ld sp, hl
+ ld a, [H_AUTOBGTRANSFERDEST + 1]
+ ld h, a
+ ld a, [H_AUTOBGTRANSFERDEST]
+ ld l, a
+ ld a, TRANSFERMIDDLE
jr .doTransfer
.transferMiddleThird
coord hl, 0, 6
- ld sp,hl
- ld a,[H_AUTOBGTRANSFERDEST + 1]
- ld h,a
- ld a,[H_AUTOBGTRANSFERDEST]
- ld l,a
- ld de,(6 * 32)
- add hl,de
- ld a,TRANSFERBOTTOM
+ ld sp, hl
+ ld a, [H_AUTOBGTRANSFERDEST + 1]
+ ld h, a
+ ld a, [H_AUTOBGTRANSFERDEST]
+ ld l, a
+ ld de, (6 * 32)
+ add hl, de
+ ld a, TRANSFERBOTTOM
.doTransfer
- ld [H_AUTOBGTRANSFERPORTION],a ; store next portion
- ld b,6
+ ld [H_AUTOBGTRANSFERPORTION], a ; store next portion
+ ld b, 6
TransferBgRows::
; unrolled loop and using pop for speed
@@ -202,27 +202,27 @@ TransferBgRows::
; Copies [H_VBCOPYBGNUMROWS] rows from H_VBCOPYBGSRC to H_VBCOPYBGDEST.
; If H_VBCOPYBGSRC is XX00, the transfer is disabled.
VBlankCopyBgMap::
- ld a,[H_VBCOPYBGSRC] ; doubles as enabling byte
+ ld a, [H_VBCOPYBGSRC] ; doubles as enabling byte
and a
ret z
- ld hl,sp + 0
- ld a,h
- ld [H_SPTEMP],a
- ld a,l
- ld [H_SPTEMP + 1],a ; save stack pointer
- ld a,[H_VBCOPYBGSRC]
- ld l,a
- ld a,[H_VBCOPYBGSRC + 1]
- ld h,a
- ld sp,hl
- ld a,[H_VBCOPYBGDEST]
- ld l,a
- ld a,[H_VBCOPYBGDEST + 1]
- ld h,a
- ld a,[H_VBCOPYBGNUMROWS]
- ld b,a
+ ld hl, sp + 0
+ ld a, h
+ ld [H_SPTEMP], a
+ ld a, l
+ ld [H_SPTEMP + 1], a ; save stack pointer
+ ld a, [H_VBCOPYBGSRC]
+ ld l, a
+ ld a, [H_VBCOPYBGSRC + 1]
+ ld h, a
+ ld sp, hl
+ ld a, [H_VBCOPYBGDEST]
+ ld l, a
+ ld a, [H_VBCOPYBGDEST + 1]
+ ld h, a
+ ld a, [H_VBCOPYBGNUMROWS]
+ ld b, a
xor a
- ld [H_VBCOPYBGSRC],a ; disable transfer so it doesn't continue next V-blank
+ ld [H_VBCOPYBGSRC], a ; disable transfer so it doesn't continue next V-blank
jr TransferBgRows