a_dinosaur/ZSNES
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A bunch of stuff that I'm too lazy to list here.

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stainless
2001-11-07 02:31:11 +00:00
parent af22ab615a
commit f5d15a49fa
10 changed files with 467 additions and 52 deletions
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346
zsnes/src/video/copyvid.inc
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@@ -226,11 +226,11 @@ PreTripleBuffer:
SECTION .data
; Please don't break this again. :)
VidModeSize dd 0,0,0,0,0,0,0,320*240,320*240*2,320*480,320*480*2
dd 512*384,512*384*2,640*400,640*400*2,640*480,640*480*2
VidModeLine dd 0,0,0,0,0,0,0,240,240,480,480,384,384,400,400,480,480
VidModeSize dd 0,0,0,0,0,0,0,320*240,320*240*2,320*480,320*480*2,512*384
dd 512*384*2,640*400,640*400*2,640*480,640*480*2,800*600,800*600*2
VidModeLine dd 0,0,0,0,0,0,0,240,240,480,480,384,384,400,400,480,480,600,600
NEWSYM VidStartDraw, dd 0
VidModeComp db 0,0,0,0,0,0,0,1,1,1,1,1,1,1,1,1,1
VidModeComp db 0,0,0,0,0,0,0,1,1,1,1,1,1,1,1,1,1,1,1
CVidStartAd db 0
ApplyStart db 4
@@ -298,6 +298,10 @@ ScreenShow:
je near copyvesa2640x480x8b
cmp byte[cvidmode],16
je near copyvesa2640x480x16b
cmp byte[cvidmode],17
je near copyvesa2800x600x8b
cmp byte[cvidmode],18
je near copyvesa2800x600x16b
cmp byte[curblank],40h
je .startcopy
inc byte[curfps2]
@@ -349,6 +353,10 @@ ScreenShowGUI:
je near copyvesa2640x480x8bgui
cmp byte[cvidmode],16
je near copyvesa2640x480x16bgui
cmp byte[cvidmode],17
je near copyvesa2800x600x8b
cmp byte[cvidmode],18
je near copyvesa2800x600x16b
jmp copymodeq256
%endif
@@ -987,7 +995,7 @@ NEWSYM copyvesa2320x240x8b
mov ax,[vesa2selec]
mov es,ax
mov esi,[vidbuffer]
mov edi,32
mov edi,320+32
cmp word[resolutn],224
jne .res239
add edi,8*320
@@ -1067,7 +1075,7 @@ NEWSYM copyvesa2320x480x8b
mov ax,[vesa2selec]
mov es,ax
mov esi,[vidbuffer]
mov edi,32
mov edi,320*2+32
cmp word[resolutn],224
jne .res239
add edi,8*320
@@ -1270,6 +1278,290 @@ NEWSYM copyvesa2320x480x8b
; jmp .returnloop
;*******************************************************
; Copy VESA2 800x600x8b Copies buffer to 800x600x8bVBE2
;*******************************************************
NEWSYM copyvesa2800x600x8b
cmp byte[curblank],40h
jne .startcopy
ret
.startcopy
push es
mov ax,[vesa2selec]
mov es,ax
mov esi,[vidbuffer]
mov edi,60*800+144
cmp word[resolutn],224
jne .res239
add edi,8*800
.res239
add edi,[VidStartDraw]
add esi,16+256+16+16
xor eax,eax
mov dl,[resolutn]
dec dl
dec dl
cmp byte[ScreenScale],1
je near .fullscreen
cmp byte[smallscreenon],1
je near .smallscreen
cmp byte[scanlines],1
je .loopa2
.loopa
mov ecx,256/2
call .loopa3
sub esi,256
add edi,144+144
mov ecx,256/2
call .loopa3
add esi,16+16
add edi,144+144
dec dl
jnz .loopa
jmp .done
.loopa2
mov ecx,256/2
call .loopa3
add esi,16+16
add edi,144+800+144
dec dl
jnz .loopa2
jmp .done
.loopa3
mov al,[esi]
mov bl,[esi+1]
mov ah,al
mov bh,bl
mov [es:edi],ax
mov [es:edi+2],bx
add esi,byte 2
add edi,byte 4
dec ecx
jnz .loopa3
ret
.smallscreen
add edi,120*800+128
cmp byte[MMXSupport],1
je .ssloopb
.ssloopa
mov ecx,256/4
rep movsd
add esi,16+16
add edi,272+272
dec dl
jnz .ssloopa
jmp .done
.ssloopb
mov ecx,256/16
MMXStuff
add esi,16+16
add edi,272+272
dec dl
jnz .ssloopb
jmp .done
.fullscreen
sub edi,128
cmp byte[scanlines],1
je .fsloopa2
.fsloopa
mov ecx,256/4
call .fsloopb
sub esi,256
add edi,16+16
mov ecx,256/4
call .fsloopb
add esi,16+16
add edi,16+16
dec dl
jnz .fsloopa
jmp .done
.fsloopa2
mov ecx,256/4
call .fsloopb
add esi,16+16
add edi,16+800+16
dec dl
jnz .fsloopa2
jmp .done
.fsloopb
push ecx
push edx
mov al,[esi]
mov bl,[esi+1]
mov cl,[esi+2]
mov dl,[esi+3]
mov ah,al
mov bh,bl
mov ch,cl
mov dh,dl
mov [es:edi],ax
mov [es:edi+2],ax
mov [es:edi+4],bx
mov [es:edi+6],cx
mov [es:edi+8],cx
mov [es:edi+10],dx
pop edx
pop ecx
add esi,byte 4
add edi,byte 8+4
dec ecx
jnz .fsloopb
ret
.done
pop es
ret
;*********************************************************
; Copy VESA2 800x600x16b Copies buffer to 800x600x16bVBE2
;*********************************************************
NEWSYM copyvesa2800x600x16b
cmp byte[curblank],40h
jne .startcopy
ret
.startcopy
push es
mov ax,[vesa2selec]
mov es,ax
mov esi,[vidbuffer]
mov edi,60*800*2+144*2
cmp word[resolutn],224
jne .res239
add edi,8*800*2
.res239
add edi,[VidStartDraw]
add esi,16*2+256*2+16*2+16*2
xor eax,eax
mov dl,[resolutn]
dec dl
dec dl
cmp byte[ScreenScale],1
je near .fullscreen
cmp byte[smallscreenon],1
je near .smallscreen
cmp byte[scanlines],1
je .loopa2
.loopa
mov ecx,256/2
call .loopa3
sub esi,256*2
add edi,144*2+144*2
mov ecx,256/2
call .loopa3
add esi,16*2+16*2
add edi,144*2+144*2
dec dl
jnz .loopa
jmp .done
.loopa2
mov ecx,256/2
call .loopa3
add esi,16*2+16*2
add edi,144*2+800*2+144*2
dec dl
jnz .loopa2
jmp .done
.loopa3
mov ax,[esi]
mov bx,[esi+2]
mov [es:edi],ax
mov [es:edi+2],ax
mov [es:edi+4],bx
mov [es:edi+6],bx
add esi,byte 4
add edi,byte 8
dec ecx
jnz .loopa3
ret
.smallscreen
add edi,120*800*2+128*2
cmp byte[MMXSupport],1
je .ssloopb
.ssloopa
mov ecx,256/4*2
rep movsd
add esi,16*2+16*2
add edi,272*2+272*2
dec dl
jnz .ssloopa
jmp .done
.ssloopb
mov ecx,256/16*2
MMXStuff
add esi,16*2+16*2
add edi,272*2+272*2
dec dl
jnz .ssloopb
jmp .done
.fullscreen
sub edi,128*2
cmp byte[scanlines],1
je .fsloopa2
.fsloopa
mov ecx,256/4
call .fsloopb
sub esi,256*2
add edi,16*2+16*2
mov ecx,256/4
call .fsloopb
add esi,16*2+16*2
add edi,16*2+16*2
dec dl
jnz .fsloopa
jmp .done
.fsloopa2
mov ecx,256/4
call .fsloopb
add esi,16*2+16*2
add edi,16*2+800*2+16*2
dec dl
jnz .fsloopa2
jmp .done
.fsloopb
push ecx
push edx
mov ax,[esi]
mov bx,[esi+2]
mov cx,[esi+4]
mov dx,[esi+6]
shr eax,8
shr ebx,8
shr ecx,8
shr edx,8
mov ax,[esi]
mov bx,[esi+2]
mov cx,[esi+4]
mov dx,[esi+6]
mov [es:edi],eax
mov [es:edi+4],eax
mov [es:edi+8],ebx
mov [es:edi+12],ecx
mov [es:edi+16],ecx
mov [es:edi+20],edx
pop edx
pop ecx
add esi,byte 8
add edi,byte 16+8
dec ecx
jnz .fsloopb
ret
.done
pop es
ret
;*******************************************************
; Copy VESA2 640x400x8b Copies buffer to 640x400x8bVBE2
;*******************************************************
@@ -1284,7 +1576,7 @@ NEWSYM copyvesa2640x400x8b
mov ax,[vesa2selec]
mov es,ax
mov esi,[vidbuffer]
mov edi,20*640+64
mov edi,640+20*640+64
cmp word[resolutn],224
jne .res239
add edi,12*640
@@ -1401,7 +1693,7 @@ NEWSYM copyvesa2640x400x16b
mov ax,[vesa2selec]
mov es,ax
mov esi,[vidbuffer]
mov edi,20*640*2+64*2
mov edi,640*2+20*640*2+64*2
cmp word[resolutn],224
jne .res239
add edi,12*640*2
@@ -2662,7 +2954,7 @@ NEWSYM copyvesa2320x240x16b
mov ax,[vesa2selec]
mov es,ax
mov esi,[vidbuffer]
mov edi,32*2
mov edi,320*2+32*2
cmp word[resolutn],224
jne .res239
add edi,8*320*2
@@ -3053,7 +3345,7 @@ NEWSYM copyvesa2320x480x16b
mov ax,[vesa2selec]
mov es,ax
mov esi,[vidbuffer]
mov edi,32*2
mov edi,320*2*2+32*2
cmp word[resolutn],224
jne .res239
add edi,8*320*2
@@ -6355,6 +6647,10 @@ NEWSYM DOSClearScreen
je near cscopyvesa2640x480x8b
cmp byte[cvidmode],16
je near cscopyvesa2640x480x16b
cmp byte[cvidmode],17
je near cscopyvesa2800x600x8b
cmp byte[cvidmode],18
je near cscopyvesa2800x600x16b
%endif
ret
@@ -6456,6 +6752,36 @@ NEWSYM cscopyvesa2640x480x16b
pop es
ret
NEWSYM cscopyvesa2800x600x8b
push es
mov ax,[vesa2selec]
mov es,ax
mov edi,[VidStartDraw]
mov ecx,800*600
TripleBufferClear
.loopb
mov byte[es:edi],0
inc edi
dec ecx
jnz .loopb
pop es
ret
NEWSYM cscopyvesa2800x600x16b
push es
mov ax,[vesa2selec]
mov es,ax
mov edi,[VidStartDraw]
mov ecx,800*600*2
TripleBufferClear
.loopb
mov byte[es:edi],0
inc edi
dec ecx
jnz .loopb
pop es
ret
NEWSYM cscopyvesa2640x400x8b
push es
mov ax,[vesa2selec]