Apple-2gs-SW
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GSCats
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Optimization

This commit is contained in:
blondie7575 2017-08-06 14:47:46 -07:00
parent 51c5ec644e
commit fa19888d4d
2 changed files with 2 additions and 2 deletions
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terrain.s
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@ -51,7 +51,7 @@ renderTerrainDone:
renderClippedSpanChain:
; Prepare our state
; = 24 cycles per row + 80 cycles for actual pixels
; = 23 cycles per row + 80 cycles for actual pixels
lda #80 ; 2
sta <XLEFT ; 3
lda #$1111 ; 2
@ -66,7 +66,7 @@ renderClippedSpanChain:
; = 27 cycles per skipped span
renderClippedSpanChainLoop:
lda spanChain,y ; 5
lda spanChain,y ; 4
sec ; 2
sbc <RIGHTEDGE ; 3
bmi renderClippedSpanChainNextSpan ; 2/3