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Some video SW clean up and bug fixes. Did a hacky fix for bad light data. Add fog rendering. Add some offsets to make rasterized pixel locations and texture coordinates more accurate.

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git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@5361 8ced0084-cf51-0410-be5f-012b33b47a6e
This commit is contained in:
donkopunchstania 2010-04-14 03:27:45 +00:00
parent bfe6e92c15
commit c2ac9be9b2
14 changed files with 179 additions and 78 deletions
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29
Source/Plugins/Plugin_VideoSoftware/Src/XFMemLoader.cpp
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@ -35,6 +35,30 @@ void XFWritten(u32 transferSize, u32 baseAddress)
if (baseAddress <= 0x1026 && topAddress >= 0x1020)
Clipper::SetViewOffset();
// fix lights so invalid values don't trash the lighting computations
if (baseAddress <= 0x067f && topAddress >= 0x0604)
{
u32* x = xfregs.lights;
// go through all lights
for (int light = 0; light < 8; light++)
{
// skip to floating point values
x += 4;
for (int i = 0; i < 12; i++)
{
u32 xVal = *x;
// if the exponent is 255 then the number is inf or nan
if ((xVal & 0x7f800000) == 0x7f800000)
*x = 0;
x++;
}
}
}
}
void LoadXFReg(u32 transferSize, u32 baseAddress, u32 *pData)
@ -66,8 +90,7 @@ void LoadIndexedXF(u32 val, int array)
int size = ((val >> 12) & 0xF) + 1;
//load stuff from array to address in xf mem
u32* xfmem = (u32*)&xfregs;
u32 *pData = (u32*)g_VideoInitialize.pGetMemoryPointer(arraybases[array] + arraystrides[array]*index);
for (int i = 0; i < size; i++)
xfmem[address + i] = Memory_Read_U32(arraybases[array] + arraystrides[array]*index + i*4);
LoadXFReg(size, address, pData);
}