diff options
Diffstat (limited to 'home/gfx.asm')
| -rw-r--r-- | home/gfx.asm | 34 |
1 files changed, 18 insertions, 16 deletions
diff --git a/home/gfx.asm b/home/gfx.asm index a1a2dee2..3ba6dbfe 100644 --- a/home/gfx.asm +++ b/home/gfx.asm @@ -1,3 +1,5 @@ +TILES_PER_CYCLE EQU 8 + FarCopyBytesDouble_DoubleBankSwitch:: ld b, a ldh a, [hROMBank] @@ -8,7 +10,7 @@ FarCopyBytesDouble_DoubleBankSwitch:: ld a, BANK(sDecompressBuffer) call OpenSRAM ld hl, sDecompressBuffer - ld bc, 7 * 7 * $10 + ld bc, 7 * 7 tiles xor a call ByteFill @@ -130,9 +132,9 @@ Request2bpp:: ld [wRequested2bppDest], a ld a, h ld [wRequested2bppDest + 1], a -.check +.loop ld a, c - cp 8 ; TilesPerCycle + cp TILES_PER_CYCLE jr nc, .cycle ld [wRequested2bpp], a @@ -146,14 +148,14 @@ Request2bpp:: ret .cycle - ld a, 8 ; TilesPerCycle + ld a, TILES_PER_CYCLE ld [wRequested2bpp], a call DelayFrame ld a, c - sub 8 ; TilesPerCycle + sub TILES_PER_CYCLE ld c, a - jr .check + jr .loop Request1bpp:: ; Load 1bpp at b:de to occupy c tiles of hl. @@ -175,9 +177,9 @@ Request1bpp:: ld [wRequested1bppDest], a ld a, h ld [wRequested1bppDest + 1], a -.check +.loop ld a, c - cp 8 ; TilesPerCycle + cp TILES_PER_CYCLE jr nc, .cycle ld [wRequested1bpp], a @@ -191,14 +193,14 @@ Request1bpp:: ret .cycle - ld a, 8 ; TilesPerCycle + ld a, TILES_PER_CYCLE ld [wRequested1bpp], a call DelayFrame ld a, c - sub 8 ; TilesPerCycle + sub TILES_PER_CYCLE ld c, a - jr .check + jr .loop Get2bpp:: ldh a, [rLCDC] @@ -216,7 +218,7 @@ Copy2bpp: ; bank ld a, b -; bc = c * $10 +; bc = c * LEN_2BPP_TILE push af swap c ld a, $f @@ -244,7 +246,7 @@ Copy1bpp:: ; bank ld a, b -; bc = c * $10 / 2 +; bc = c * LEN_1BPP_TILE push af ld h, 0 ld l, c @@ -258,19 +260,19 @@ Copy1bpp:: pop hl jp FarCopyBytesDouble -UnusedGet2bpp:: +Unreferenced_Get2bpp:: ldh a, [rLCDC] add a jp c, Request2bpp -UnusedCopy2bpp:: +Unreferenced_Copy2bpp:: push de push hl ; bank ld a, b -; bc = c * $10 +; bc = c * LEN_2BPP_TILE ld h, 0 ld l, c add hl, hl |