diff options
| -rw-r--r-- | home/vblank.asm | 2 | ||||
| -rw-r--r-- | home/video.asm | 21 |
2 files changed, 13 insertions, 10 deletions
diff --git a/home/vblank.asm b/home/vblank.asm index c1c4bbfe..d150abf4 100644 --- a/home/vblank.asm +++ b/home/vblank.asm @@ -98,7 +98,7 @@ VBlank0:: call Serve2bppRequest call Serve1bppRequest call AnimateTileset - call BlackOutBGMap + call FillBGMap0WithBlack .done diff --git a/home/video.asm b/home/video.asm index ebb085f7..71c69b91 100644 --- a/home/video.asm +++ b/home/video.asm @@ -392,20 +392,23 @@ AnimateTileset:: set 1, [hl] ret -BlackOutBGMap:: +FillBGMap0WithBlack:: nop - ldh a, [hBlackOutBGMapThird] - and a + ldh a, [hFillBGMap0WithBlackThird] + and a ; 0 ret z - dec a + dec a ; 1 jr z, .one - dec a + dec a ; 2 jr z, .two + ; 3 + +BG_THIRD_HEIGHT EQU (BG_MAP_HEIGHT - SCREEN_HEIGHT) / 2 ; Black out the 18 BG Map rows right of the screen area ld a, 2 - ldh [hBlackOutBGMapThird], a + ldh [hFillBGMap0WithBlackThird], a ld hl, hBGMapAddress ld a, [hli] ld h, [hl] @@ -432,16 +435,16 @@ endr .one ; Black out the bottom 7 BG Map rows below the screen area xor a - ld de, BG_MAP_WIDTH * (SCREEN_HEIGHT + 7) + ld de, BG_MAP_WIDTH * (SCREEN_HEIGHT + BG_THIRD_HEIGHT) .go - ldh [hBlackOutBGMapThird], a + ldh [hFillBGMap0WithBlackThird], a ld hl, hBGMapAddress ld a, [hli] ld h, [hl] ld l, a add hl, de - ld b, 7 * 2 + ld b, BG_THIRD_HEIGHT * 2 ld a, "■" .loop2 rept BG_MAP_WIDTH / 2 |