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Reworked the way sprites are handled under subscreen conditions

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pagefault
2005-03-25 20:41:39 +00:00
parent c6f6c48cdd
commit 0b9defee9d
1 changed files with 25 additions and 22 deletions
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47
zsnes/src/video/newgfx16.asm
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@@ -2552,28 +2552,31 @@ NEWSYM drawbg4linepr116b
; FillSubScr bit 0 sets to 1 if there is no subscreen present
; ms,wms,wm,ws
; FillSubScr scadtng
NEWSYM drawsprng16b
test byte[BGMS1+ebx*2],10h
jz .nosubmain
test byte[FillSubScr+ebx],1
jnz near drawsprng16bt
.nosubmain
mov ebp,[cpalval+ebx*4]
xor eax,eax
mov edi,[CMainWinScr]
test byte[FillSubScr+ebx],1
jz .main2
test byte[BGMS1+ebx*2],10h
jnz .main2
mov edi,[CSubWinScr]
.main2
test byte[FillSubScr+ebx],1
jz .main
test byte[BGMS1+ebx*2],10h
jnz .main
cmp byte[edi+ebx+4*256],0
jne near drawsprngw16b
add esi,75036*2
<pagefault> NEWSYM drawsprng16b
<pagefault> test byte[BGMS1+ebx*2],10h
<pagefault> jz .nosubmain
<pagefault> mov edi,[CSubWinScr]
<pagefault> cmp byte[edi+ebx+4*256],0
<pagefault> je .nosubmain
<pagefault> test byte[FillSubScr+ebx],1
<pagefault> jnz near drawsprng16bt
<pagefault> .nosubmain
<pagefault> mov ebp,[cpalval+ebx*4]
<pagefault> xor eax,eax
<pagefault> mov edi,[CMainWinScr]
<pagefault> test byte[FillSubScr+ebx],1
<pagefault> jz .main2
<pagefault> test byte[BGMS1+ebx*2],10h
<pagefault> jnz .main2
<pagefault> mov edi,[CSubWinScr]
<pagefault> cmp byte[edi+ebx+4*256],0
<pagefault> jne near drawsprngw16b
<pagefault> .main2
<pagefault> test byte[FillSubScr+ebx],1
<pagefault> jz .main
<pagefault> test byte[BGMS1+ebx*2],10h
<pagefault> jnz .main
<pagefault> add esi,75036*2
.main
xor edi,edi
normalsprng16b sprdrawpra16bng,sprdrawprb16bng