newg162.asm

linux下的任天堂模拟器代码。供大家参考。

    drawlineng16x816b %1,%2,%3,%%loopb,%%finlineb,%4,%5,%6,%9,%10
    ret
%endmacro

NEWSYM drawlineng16x84b16b
    determinetransp drawlineng4b16bt16x8
drawlineng4b16bnt16x8
    drawline16bmacro16x8 tltype4b,preparet4ba,cachesingle4bng,ngpalcon4b,test4ba,0Fh,procpixels16x8,procpixelst16x8,procpixels16x8b,procpixelst16x8b
drawlineng4b16bt16x8
    test byte[BGMS1+ebx*2+1],dl
    jnz near drawlineng4b16bms16x8
    test byte[scadtng+ebx],dl
    jz near drawlineng4b16bnt16x8
    drawline16bmacro16x8 tltype4b,preparet4ba,cachesingle4bng,ngpalcon4b,test4ba,0Fh,procpixelstr16x8,procpixelstt16x8,procpixelstr16x8b,procpixelstt16x8b
drawlineng4b16bms16x8:
    test byte[scadtng+ebx],dl
    jz near drawlineng4b16bmsnt16x8
    drawline16bmacro16x8 tltype4b,preparet4ba,cachesingle4bng,ngpalcon4b,test4ba,0Fh,procpixelsmst16x8,procpixelstmst16x8,procpixelsmst16x8b,procpixelstmst16x8b
drawlineng4b16bmsnt16x8
    drawline16bmacro16x8 tltype4b,preparet4ba,cachesingle4bng,ngpalcon4b,test4ba,0Fh,procpixelsmsnt16x8,procpixelstmsnt16x8,procpixelsmsnt16x8b,procpixelstmsnt16x8b

NEWSYM drawlineng16x82b16b
    determinetransp drawlineng2b16bt16x8
drawlineng2b16bnt16x8
    drawline16bmacro16x8 tltype2b,preparet2ba,cachesingle2bng,ngpalcon2b,test2ba,03h,procpixels16x8,procpixelst16x8,procpixels16x8b,procpixelst16x8b
drawlineng2b16bt16x8
    test byte[BGMS1+ebx*2+1],dl
    jnz near drawlineng2b16bms16x8
    test byte[scadtng+ebx],dl
    jz near drawlineng2b16bnt16x8
    drawline16bmacro16x8 tltype2b,preparet2ba,cachesingle2bng,ngpalcon2b,test2ba,03h,procpixelstr16x8,procpixelstt16x8,procpixelstr16x8b,procpixelstt16x8b
drawlineng2b16bms16x8:
    test byte[scadtng+ebx],dl
    jz near drawlineng2b16bmsnt16x8
    drawline16bmacro16x8 tltype2b,preparet2ba,cachesingle2bng,ngpalcon2b,test2ba,03h,procpixelsmst16x8,procpixelstmst16x8,procpixelsmst16x8b,procpixelstmst16x8b
drawlineng2b16bmsnt16x8
    drawline16bmacro16x8 tltype2b,preparet2ba,cachesingle2bng,ngpalcon2b,test2ba,03h,procpixelsmsnt16x8,procpixelstmsnt16x8,procpixelsmsnt16x8b,procpixelstmsnt16x8b

%macro WinClipMacroom 1
    mov byte[tleftn],33
    mov dword[ngcwinptr],ngwintable
    mov dword[ngcwinmode],0
    cmp dword[ngwintable],0
    jne near .loop
    add dword[ngcwinptr],4
    mov dword[ngcwinmode],1
.winclipped
    mov ebx,[ngcwinptr]
    cmp dword[ebx],8
    jbe near %1
    sub dword[ebx],8

    mov ebx,[cbgval]
    add word[ofsmmptr],2
    inc dword[bg1totng+ebx*4]
    add word[ofsmtptr],2
    mov ax,[ofsmmptr]
    mov ebx,[yposngom]
    mov edx,[flipyposngom]
    mov [yposng],ebx
    mov [flipyposng],edx
    add edi,16
    test eax,03Fh
    jnz .next
    mov bx,[bgtxadd]
    add ax,bx
    add [ofsmmptr],bx
    add word[ofsmtptr],bx
.next
    mov ebx,[ofsmcptr]
    add ebx,[ofsmcptr2]
    mov ecx,[ofsmval]
    add dword[ofshvaladd],8
    test dword[ebx],ecx
    jz .noofsm2
    mov ebx,[ebx]
    mov ax,[ofsmtptr]
    and ebx,3FFh
    add ebx,[ofsmcyps]
    test ebx,100h
    jz .noupper2
    add ax,[ofsmady]
.noupper2
    and ebx,0FFh
    mov edx,ebx
    shr ebx,3
    and edx,07h
    shl ebx,6
    shl edx,3
    add ax,bx
    mov [yposng],edx
    xor edx,38h
    mov [flipyposng],edx
.noofsm2
    mov ebx,[ofsmcptr]
    add ebx,[ofsmcptr2]
    add dword[ofsmcptr2],2
    mov ecx,[ofsmvalh]
    and dword[ofsmcptr2],3Fh
    test dword[ebx-40h],ecx
    jz .noofsmh
    mov ebx,[ebx-40h]
    sub ax,[ofsmtptr]
    add ax,[ofsmtptrs]
    add ebx,[ofshvaladd]
    test ebx,100h
    jz .noleft
    add ax,[ofsmadx]
.noleft
    and ebx,0F8h
    shr ebx,2
    add ax,bx
.noofsmh

    dec byte[tleftn]
    jnz near .winclipped
    pop ebx
    cmp byte[curmosaicsz],1
    jne near domosaicng16b
    ret
.loop
    mov ebx,[ngcwinptr]
    mov cx,[vrama+eax]
    cmp dword[ebx],8
    jbe near %1
    sub dword[ebx],8
    xor ecx,[ng16bprval]
    test ecx,2000h
    jnz near .finline
%endmacro

%macro drawline16bmacroom 8
    mov byte[tleftn],33
%%loop
    mov cx,[vrama+eax]
    xor ecx,[ng16bprval]
    test ecx,2000h
    jnz near %%finline
    drawlinengom16b %1,%2,%3,%%loop,%%finline,%4,%5,%6,%7,%8
    ret
%endmacro

%macro drawline16bwmacroom 9
    WinClipMacroom %%processwinclip2b
    drawlinengom16b %1,%2,%3,.loop,.finline,%4,%5,%6,%7,%8
%%processwinclip2b
    mov ebx,[ngcwinptr]
    mov cx,[vrama+eax]
    mov ebx,[ebx]
    xor ecx,[ng16bprval]
    mov [ngcpixleft],ebx
    test ecx,2000h
    jnz near %%finline
    drawlinengomwin16b %1,%2,%3,%%loop,%%finline,%4,%5,%6,%9
%%loop
    push eax
    mov ebx,[ngcwinptr]
    mov eax,[ngcpixleft]
    mov [ebx],eax
    pop eax
    cmp dword[ngcwinmode],1
    je near .winclipped
    jmp .loop
%endmacro

%macro drawline16bw2macroom 11
    mov byte[tleftn],33
    mov dword[ngcwinptr],ngwintable
    mov dword[ngcwinmode],0
    cmp dword[ngwintable],0
    jne near .loop
    add dword[ngcwinptr],4
    mov dword[ngcwinmode],1
.winclipped
    mov ebx,[ngcwinptr]
    mov cx,[vrama+eax]
    cmp dword[ebx],8
    jbe near %%processwinclip2b
    sub dword[ebx],8
    xor ecx,[ng16bprval]
    test ecx,2000h
    jnz near .finlineb
    drawlinengom16b %1,%2,%3,.winclipped,.finlineb,%4,%5,%6,%10,%11
.loop
    mov ebx,[ngcwinptr]
    mov cx,[vrama+eax]
    cmp dword[ebx],8
    jbe near %%processwinclip2b
    sub dword[ebx],8
    xor ecx,[ng16bprval]
    test ecx,2000h
    jnz near .finline
    drawlinengom16b %1,%2,%3,.loop,.finline,%4,%5,%6,%7,%8
%%processwinclip2b
    mov ebx,[ngcwinptr]
    mov cx,[vrama+eax]
    mov ebx,[ebx]
    xor ecx,[ng16bprval]
    mov [ngcpixleft],ebx
    test ecx,2000h
    jnz near %%finline
    drawlinengomwin16b %1,%2,%3,%%loop,%%finline,%4,%5,%6,%9
%%loop
    push eax
    mov ebx,[ngcwinptr]
    mov eax,[ngcpixleft]
    mov [ebx],eax
    pop eax
    cmp dword[ngcwinmode],1
    je near .winclipped
    jmp .loop
%endmacro

NEWSYM drawlinengom4b16b
    determinetransp drawlineng4b16btom
drawlineng4b16bntom
    CheckWindowing drawlineng4bwinom
    drawline16bmacroom tltype4b,preparet4ba,cachesingle4bng,ngpalcon4b,test4ba,0Fh,procpixels,procpixelst
drawlineng4bwinom:
    drawline16bwmacroom tltype4b,preparet4ba,cachesingle4bng,ngpalcon4b,test4ba,0Fh,procpixels,procpixelst,procpixelstw
drawlineng4b16btom
    test byte[BGMS1+ebx*2+1],dl
    jnz near drawlineng4b16bmsom
    test byte[scadtng+ebx],dl
    jz near drawlineng4b16bntom
    CheckWindowing drawlineng4bwintom
    drawline16bmacroom tltype4b,preparet4ba,cachesingle4bng,ngpalcon4b,test4ba,0Fh,procpixelstr,procpixelstt
drawlineng4bwintom:
    drawline16bwmacroom tltype4b,preparet4ba,cachesingle4bng,ngpalcon4b,test4ba,0Fh,procpixelstr,procpixelstt,procpixelstwt
drawlineng4b16bmsom:
    test byte[scadtng+ebx],dl
    jz near drawlineng4b16bmsntom
    DetermineWindow drawlineng4b16bmstmswom, drawlineng4b16bmstmwom, drawlineng4b16bmstswom
    drawline16bmacroom tltype4b,preparet4ba,cachesingle4bng,ngpalcon4b,test4ba,0Fh,procpixelsmst,procpixelstmst
drawlineng4b16bmstmswom:
    drawline16bwmacroom tltype4b,preparet4ba,cachesingle4bng,ngpalcon4b,test4ba,0Fh,procpixelsmst,procpixelstmst,procpixelstwmst
drawlineng4b16bmstmwom:
    drawline16bw2macroom tltype4b,preparet4ba,cachesingle4bng,ngpalcon4b,test4ba,0Fh,procpixelsmst,procpixelstmst,procpixelstwsmt,procpixelss,procpixelsts
drawlineng4b16bmstswom:
    drawline16bw2macroom tltype4b,preparet4ba,cachesingle4bng,ngpalcon4b,test4ba,0Fh,procpixelsmst,procpixelstmst,procpixelstwmsbt,procpixelstr,procpixelstt
drawlineng4b16bmsntom
    DetermineWindow drawlineng4b16bmsntmswom, drawlineng4b16bmsntmwom, drawlineng4b16bmsntswom
    drawline16bmacroom tltype4b,preparet4ba,cachesingle4bng,ngpalcon4b,test4ba,0Fh,procpixelsmsnt,procpixelstmsnt
drawlineng4b16bmsntmswom:
    drawline16bwmacroom tltype4b,preparet4ba,cachesingle4bng,ngpalcon4b,test4ba,0Fh,procpixelsmsnt,procpixelstmsnt,procpixelstwmsnt
drawlineng4b16bmsntmwom:
    drawline16bw2macroom tltype4b,preparet4ba,cachesingle4bng,ngpalcon4b,test4ba,0Fh,procpixelsmsnt,procpixelstmsnt,procpixelstwsmnt,procpixelss,procpixelsts
drawlineng4b16bmsntswom:
    drawline16bw2macroom tltype4b,preparet4ba,cachesingle4bng,ngpalcon4b,test4ba,0Fh,procpixelsmsnt,procpixelstmsnt,procpixelstwmsbnt,procpixelsnt,procpixelstnt

%macro drawline16bmacroom16x16 8
    mov byte[tleftn],17
%%loop
    mov cx,[vrama+eax]
    xor ecx,[ng16bprval]
    test ecx,2000h
    jnz near %%finline
    drawlinengom16b16x16 %1,%2,%3,%%loop,%%finline,%4,%5,%6,%7,%8
    ret
%endmacro

%macro drawline16bwmacroom16x16 9
    WinClipMacro16x16 %%processwinclip2b
    drawlinengom16b16x16 %1,%2,%3,.loop,.finline,%4,%5,%6,%7,%8
%%processwinclip2b
    mov ebx,[ngcwinptr]
    mov cx,[vrama+eax]
    mov ebx,[ebx]
    xor ecx,[ng16bprval]
    mov [ngcpixleft],ebx
    test ecx,2000h
    jnz near %%finline
    drawlinengomwin16b16x16 %1,%2,%3,%%loop,%%finline,%4,%5,%6,%9
%%loop
    push eax
    mov ebx,[ngcwinptr]
    mov eax,[ngcpixleft]
    mov [ebx],eax
    pop eax
    cmp dword[ngcwinmode],1
    je near .winclipped
    jmp .loop
%endmacro

%macro drawline16bw2macroom16x16 11
    mov byte[tleftn],17
    mov dword[ngcwinptr],ngwintable
    mov dword[ngcwinmode],0
    cmp dword[ngwintable],0
    jne near .loop
    add dword[ngcwinptr],4
    mov dword[ngcwinmode],1
.winclipped
    mov ebx,[ngcwinptr]
    mov cx,[vrama+eax]
    cmp dword[ebx],16
    jbe near %%processwinclip2b
    sub dword[ebx],16
    xor ecx,[ng16bprval]
    test ecx,2000h
    jnz near .finlineb
    drawlinengom16b16x16 %1,%2,%3,.winclipped,.finlineb,%4,%5,%6,%10,%11
.loop
    mov ebx,[ngcwinptr]
    mov cx,[vrama+eax]
    cmp dword[ebx],16
    jbe near %%processwinclip2b
    sub dword[ebx],16
    xor ecx,[ng16bprval]
    test ecx,2000h
    jnz near .finline
    drawlinengom16b16x16 %1,%2,%3,.loop,.finline,%4,%5,%6,%7,%8
%%processwinclip2b
    mov ebx,[ngcwinptr]
    mov cx,[vrama+eax]
    mov ebx,[ebx]
    xor ecx,[ng16bprval]
    mov [ngcpixleft],ebx
    test ecx,2000h
    jnz near %%finline
    drawlinengomwin16b16x16 %1,%2,%3,%%loop,%%finline,%4,%5,%6,%9
%%loop
    push eax
    mov ebx,[ngcwinptr]
    mov eax,[ngcpixleft]
    mov [ebx],eax
    pop eax
    cmp dword[ngcwinmode],1
    je near .winclipped
    jmp .loop
%endmacro

NEWSYM drawlinengom16x164b16b
    determinetransp drawlineng4b16btom16x16
drawlineng4b16bntom16x16
    drawline16bmacroom16x16 tltype4b,preparet4ba,cachesingle4bng,ngpalcon4b,test4ba,0Fh,procpixels,procpixelst
drawlineng4b16btom16x16
    test byte[BGMS1+ebx*2+1],dl
    jnz near drawlineng4b16bmsom16x16
    test byte[scadtng+ebx],dl
    jz near drawlineng4b16bntom16x16
    drawline16bmacroom16x16 tltype4b,preparet4ba,cachesingle4bng,ngpalcon4b,test4ba,0Fh,procpixelstr,procpixelstt
drawlineng4b16bmsom16x16:
    test byte[scadtng+ebx],dl
    jz near drawlineng4b16bmsntom16x16
    drawline16bmacroom16x16 tltype4b,preparet4ba,cachesingle4bng,ngpalcon4b,test4ba,0Fh,procpixelsmst,procpixelstmst
drawlineng4b16bmsntom16x16
    drawline16bmacroom16x16 tltype4b,preparet4ba,cachesingle4bng,ngpalcon4b,test4ba,0Fh,procpixelsmsnt,procpixelstmsnt