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Started moving out some ASM video code out of C files

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pagefault
2003-02-23 03:27:58 +00:00
parent 84d38d7cd1
commit c8e54760f2
4 changed files with 53 additions and 66 deletions
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91
zsnes/src/win/winlink.cpp
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@@ -120,16 +120,17 @@ int MouseMove2X;
int MouseMove2Y;
BYTE MouseButtonPressed;
DWORD SurfaceX=0;
DWORD SurfaceY=0;
BYTE IsActivated=1;
BYTE AltTimer=0;
WORD PrevRes=0;
RECT BlitArea;
extern "C" {
DWORD MouseButton;
DWORD SurfaceX=0;
DWORD SurfaceY=0;
}
static char dinput8_dll[] = {"dinput8.dll\0"};
@@ -1409,7 +1410,7 @@ unsigned char Noise[]={ 27,232,234,138,187,246,176,81,25,241,1,127,154,190,195,1
157,205,27,21,107,63,85,164};
int X, Y;
DWORD Temp1;
DWORD pitch;
MSG msg;
DWORD SurfBufD;
int count, x,count2;
@@ -2015,14 +2016,16 @@ extern unsigned char * WinVidMemStart;
extern void copy640x480x16bwin(void);
extern unsigned char NGNoTransp;
extern unsigned char newengen;
extern void ClearWin16();
extern void ClearWin32();
void clearwin()
{
DWORD i,j,color32;
DWORD *SURFDW;
Temp1=LockSurface();
if (Temp1==0) { return; }
pitch=LockSurface();
if (pitch==0) { return; }
SurfBufD=(DWORD) &SurfBuf[0];
SURFDW=(DWORD *) &SurfBuf[0];
@@ -2030,48 +2033,10 @@ void clearwin()
switch (BitDepth)
{
case 16:
_asm {
push es
mov ax,ds
mov es,ax
xor eax,eax
mov edi,SurfBufD
xor ebx,ebx
Blank2:
xor eax,eax
mov ecx,SurfaceX
rep stosw
add edi,Temp1
sub edi,SurfaceX
sub edi,SurfaceX
add ebx,1
cmp ebx,SurfaceY
jne Blank2
pop es // BUGFIX
}
ClearWin16();
break;
case 32:
_asm {
push es
mov ax,ds
mov es,ax
xor eax,eax
mov edi,SurfBufD
xor ebx,ebx
Blank3:
xor eax,eax
mov ecx,SurfaceX
rep stosd
add edi,Temp1
sub edi,SurfaceX
sub edi,SurfaceX
sub edi,SurfaceX
sub edi,SurfaceX
add ebx,1
cmp ebx,SurfaceY
jne Blank3
pop es // BUGFIX
}
ClearWin32();
break;
}
UnlockSurface();
@@ -2093,7 +2058,7 @@ void drawscreenwin(void)
UpdateVFrame();
if (curblank!=0) return;
if (!(Temp1 = LockSurface()))
if (!(pitch = LockSurface()))
{
DD_Primary->Restore();
DD_CFB->Restore();
@@ -2151,7 +2116,7 @@ void drawscreenwin(void)
dec ecx
jnz CopyLoop
inc eax
add edi,Temp1
add edi,pitch
sub edi,512
sub esi,512
add esi,576
@@ -2177,7 +2142,7 @@ void drawscreenwin(void)
mov ecx,128
rep movsd
inc eax
add edi,Temp1
add edi,pitch
sub edi,512
sub esi,512
add esi,576
@@ -2213,7 +2178,7 @@ void drawscreenwin(void)
jnz CopyLoop32b
pop eax
inc eax
add edi,Temp1
add edi,pitch
sub edi,1024
sub esi,512
add esi,576
@@ -2222,7 +2187,7 @@ void drawscreenwin(void)
pop es
}
SURFDW=(DWORD *) &SurfBuf[(resolutn-1)*Temp1];
SURFDW=(DWORD *) &SurfBuf[(resolutn-1)*pitch];
color32=0x7F000000;
for(i=0;i<256;i++)
@@ -2230,7 +2195,7 @@ void drawscreenwin(void)
SURFDW[i]=color32;
}
SURFDW=(DWORD *) &SurfBuf[resolutn*Temp1];
SURFDW=(DWORD *) &SurfBuf[resolutn*pitch];
color32=0x7F000000;
for(i=0;i<256;i++)
@@ -2277,7 +2242,7 @@ void drawscreenwin(void)
mov ecx,160
rep stosd
sub edi,640
add edi,Temp1
add edi,pitch
add ebx,1
cmp ebx,8
jne Blank1MMX
@@ -2309,7 +2274,7 @@ void drawscreenwin(void)
dec ecx
jnz MMXLoopC
inc ebx
add edi,Temp1
add edi,pitch
sub edi,640
sub esi,512
add esi,576
@@ -2337,7 +2302,7 @@ void drawscreenwin(void)
mov ecx,160
rep stosd
sub edi,640
add edi,Temp1
add edi,pitch
add ebx,1
cmp ebx,8
jne Blank1
@@ -2352,7 +2317,7 @@ void drawscreenwin(void)
mov ecx,16
rep stosd
inc ebx
add edi,Temp1
add edi,pitch
sub edi,640
sub esi,512
add esi,576
@@ -2368,7 +2333,7 @@ void drawscreenwin(void)
case 32:
for(j=0;j<8;j++)
{
SURFDW=(DWORD *) &SurfBuf[j*Temp1];
SURFDW=(DWORD *) &SurfBuf[j*pitch];
color32=0x7F000000;
for(i=0;i<320;i++)
@@ -2401,12 +2366,12 @@ void drawscreenwin(void)
}
ScreenPtr=ScreenPtr+576-512;
SURFDW=(DWORD *) &SurfBuf[(j)*Temp1];
SURFDW=(DWORD *) &SurfBuf[(j)*pitch];
}
for(j=((resolutn-1)+8);j<240;j++)
{
SURFDW=(DWORD *) &SurfBuf[j*Temp1];
SURFDW=(DWORD *) &SurfBuf[j*pitch];
color32=0x7F000000;
for(i=0;i<320;i++)
@@ -2431,8 +2396,8 @@ void drawscreenwin(void)
switch (BitDepth)
{
case 16:
AddEndBytes=Temp1-1024;
NumBytesPerLine=Temp1;
AddEndBytes=pitch-1024;
NumBytesPerLine=pitch;
WinVidMemStart=&SurfBuf[0];
_asm
{
@@ -2456,8 +2421,8 @@ void drawscreenwin(void)
switch (BitDepth)
{
case 16:
AddEndBytes=Temp1-1024;
NumBytesPerLine=Temp1;
AddEndBytes=pitch-1024;
NumBytesPerLine=pitch;
WinVidMemStart=&SurfBuf[16*640*2+64*2];
_asm
{