ShuriZma
/
pcsx2
mirror of https://github.com/PCSX2/pcsx2.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

The last changes to clean up Vif wouldn't have worked in some situations, tried to rearrange it and space things out and skipping unnecessary checks 

git-svn-id: http://pcsx2.googlecode.com/svn/trunk@935 96395faa-99c1-11dd-bbfe-3dabce05a288
This commit is contained in:
refraction 2009-04-09 21:02:37 +00:00
parent cf0c393514
commit feaed9f4fa
1 changed files with 46 additions and 99 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

129
pcsx2/Vif.cpp
View File

@ -356,77 +356,56 @@ static void _UNPACKpart(u32 offnum, u32 &x, T y)
template <class T>
void __fastcall UNPACK_S(u32 *dest, T *data, int size)
{
while (size > 0)
{
switch (_vifRegs->offset)
{
case OFFSET_X:
case OFFSET_Y:
case OFFSET_Z:
_UNPACKpart(_vifRegs->offset, *dest++, *data);
size--;
break;
case OFFSET_W:
_UNPACKpart(_vifRegs->offset, *dest , *data);
size--;
break;
default:
if ((_vifRegs->offset > OFFSET_W) || (_vifRegs->offset < OFFSET_X)) _vifRegs->offset = 0;
break;
}
}
//S-# will always be a complete packet, no matter what. So we can skip the offset bits
writeX(*dest++, *data);
writeY(*dest++, *data);
writeZ(*dest++, *data);
writeW(*dest , *data);
}
template <class T>
void __fastcall UNPACK_V2(u32 *dest, T *data, int size)
{
while (size > 0)
if(_vifRegs->offset == OFFSET_X && size > 0)
{
switch (_vifRegs->offset)
{
case OFFSET_X:
_UNPACKpart(_vifRegs->offset, *dest++, *data++);
size--;
break;
case OFFSET_Y:
_UNPACKpart(_vifRegs->offset, *dest++, *data);
size--;
break;
case OFFSET_Z:
_UNPACKpart(_vifRegs->offset, *dest++, *dest-2);
break;
case OFFSET_W:
_UNPACKpart(_vifRegs->offset, *dest , *data);
break;
default:
if ((_vifRegs->offset > OFFSET_W) || (_vifRegs->offset < OFFSET_X)) _vifRegs->offset = 0;
break;
}
if(_vifRegs->offset == OFFSET_Y && size > 0)
{
_UNPACKpart(_vifRegs->offset, *dest++, *data);
}
if(_vifRegs->offset == OFFSET_Z)
{
_UNPACKpart(_vifRegs->offset, *dest++, *dest-2);
}
if(_vifRegs->offset == OFFSET_W)
{
_UNPACKpart(_vifRegs->offset, *dest, *data);
_vifRegs->offset = 0;
}
}
template <class T>
void __fastcall UNPACK_V3(u32 *dest, T *data, int size)
{
while (size > 0)
if(_vifRegs->offset == OFFSET_X && size > 0)
{
switch (_vifRegs->offset)
{
case OFFSET_X:
case OFFSET_Y:
case OFFSET_Z:
_UNPACKpart(_vifRegs->offset, *dest++, *data++);
size--;
break;
}
if(_vifRegs->offset == OFFSET_Y && size > 0)
{
_UNPACKpart(_vifRegs->offset, *dest++, *data++);
}
if(_vifRegs->offset == OFFSET_Z)
{
_UNPACKpart(_vifRegs->offset, *dest++, *data++);
}
if(_vifRegs->offset == OFFSET_W)
{
//V3-# does some bizzare thing with alignment, every 6qw of data the W becomes 0 (strange console!)
//Ape Escape doesnt seem to like it tho (what the hell?) gonna have to investigate
case OFFSET_W:
_UNPACKpart(_vifRegs->offset, *dest, *data);
break;
default:
if ((_vifRegs->offset > OFFSET_W) || (_vifRegs->offset < OFFSET_X)) _vifRegs->offset = 0;
break;
}
_vifRegs->offset = 0;
}
}
@ -435,52 +414,20 @@ void __fastcall UNPACK_V4(u32 *dest, T *data , int size)
{
while (size > 0)
{
switch (_vifRegs->offset)
{
case OFFSET_X:
case OFFSET_Y:
case OFFSET_Z:
_UNPACKpart(_vifRegs->offset, *dest++, *data++);
size--;
break;
case OFFSET_W:
_UNPACKpart(_vifRegs->offset, *dest , *data);
size--;
break;
default:
if ((_vifRegs->offset > OFFSET_W) || (_vifRegs->offset < OFFSET_X)) _vifRegs->offset = 0;
break;
}
}
if (_vifRegs->offset > OFFSET_W) _vifRegs->offset = 0;
}
void __fastcall UNPACK_V4_5(u32 *dest, u32 *data, int size)
{
while (size > 0)
{
switch (_vifRegs->offset)
{
case OFFSET_X:
_UNPACKpart(_vifRegs->offset, *dest++, ((*data & 0x001f) << 3));
size--;
break;
case OFFSET_Y:
_UNPACKpart(_vifRegs->offset, *dest++, ((*data & 0x03e0) >> 2));
size--;
break;
case OFFSET_Z:
_UNPACKpart(_vifRegs->offset, *dest++, ((*data & 0x7c00) >> 7));
size--;
break;
case OFFSET_W:
_UNPACKpart(_vifRegs->offset, *dest, ((*data & 0x8000) >> 8));
size--;
break;
default:
if ((_vifRegs->offset > OFFSET_W) || (_vifRegs->offset < OFFSET_X)) _vifRegs->offset = 0;
break;
}
}
//As with S-#, this will always be a complete packet
writeX(*dest++, ((*data & 0x001f) << 3));
writeY(*dest++, ((*data & 0x03e0) >> 2));
writeZ(*dest++, ((*data & 0x7c00) >> 7));
writeW(*dest, ((*data & 0x8000) >> 8));
}
void __fastcall UNPACK_S_32(u32 *dest, u32 *data, int size)