X-Git-Url: http://git.shiar.nl/wormy.git/blobdiff_plain/4b9d824229ae27f2148bb96e1c4798368ca1afa3..d209012f643ad31673d8141aafa471077bacd119:/worm.asm diff --git a/worm.asm b/worm.asm index b58bfe5..383bab2 100644 --- a/worm.asm +++ b/worm.asm @@ -673,18 +673,16 @@ removewormloop: ;hl=ix+head pop de ;ix+tail - ld a,(gameCar) - and _dataMulti - jr nz,safewormsizedone -; or a + or a sbc hl,de ld a,l rr h rra inc a ld (ix+grow),a -safewormsizedone: + ld de,10 + call DecScore ld h,(ix+head+1) ld l,(ix+head) ld (ix+tail+1),h @@ -705,10 +703,6 @@ thislevel =$+1 inc (ix+died) dec (ix+lives) - push af - ld de,10 - call DecScore - pop af ret nz ;HandleWorm done ld a,(gameCar) and _datalivel @@ -1222,41 +1216,7 @@ CheckPixel: ;at bc in d dec d ret -;------------------------------------------------------ -; CLEM's FIND_PIXEL -; by Clem -; -; 131 cycles 28 bytes (b,c) to hl:a destroyes: none -;------------------------------------------------------ - -FindPixel: - ld h,ScrBuffer/$800 - ld a,c - add a,a - add a,a - ld l,a ;hl=$3f00+4*y - ld a,b - rra - add hl,hl - rra - add hl,hl ;hl=$fc00+16*y - add hl,hl - rra ;a=x/8 - or l - ld l,a - ld a,b - and 7 - cpl - rlca - rlca - rlca - ld (FP_Bit),a - xor a -FP_Bit =$+1 - set 0,a - ret - -;FindPixel: ;bc to ahl + de gone +FindPixel: ;bc to ahl + de gone push de push bc ld a,b @@ -1266,11 +1226,11 @@ FP_Bit =$+1 ld d,offsets_table/256 ld h,0 ld l,c - add hl,hl ;2y - add hl,hl ;4y - add hl,hl ;8y - add hl,hl ;16y - add hl,hl ;32y + add hl,hl + add hl,hl + add hl,hl + add hl,hl + add hl,hl ld a,b and %11111000 rra @@ -2187,7 +2147,7 @@ name = 21 ;game Level =$+1 DispBuffer =$+2 ;912 bytes -ScrBuffer = $8000 ;-$A1FF (32x256) +ScrBuffer = $8200 ;-$A1FF (32x256) SinCosTable = $A200 ;-$A300 (4x64) ;-----------------------------