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Linear filtering bug fix

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This commit is contained in:
Magnus Norddahl 2016-06-27 11:43:24 +02:00
commit 200d357b0d
3 changed files with 28 additions and 32 deletions
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4
src/r_segs.cpp
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@ -1173,14 +1173,14 @@ WallscanSampler::WallscanSampler(int y1, float swal, double yrepeat, fixed_t xof
}
else
{
int tx0 = ((xoffset - FRACUNIT / 2) >> FRACBITS) % mip_width;
int tx0 = (xoffset >> FRACBITS) % mip_width;
if (tx0 < 0)
tx0 += mip_width;
int tx1 = (tx0 + 1) % mip_width;
source = (BYTE*)(pixels + tx0 * mip_height);
source2 = (BYTE*)(pixels + tx1 * mip_height);
height = mip_height;
texturefracx = ((xoffset + FRACUNIT / 2) >> (FRACBITS - 4)) & 15;
texturefracx = (xoffset >> (FRACBITS - 4)) & 15;
}
}
}