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CPlayerState imps

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This commit is contained in:
Phillip Stephens
2016-03-23 13:38:01 -07:00
parent 6301af3133
commit dc24a864fd
8 changed files with 531 additions and 97 deletions
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10
Runtime/IOStreams.cpp
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@@ -31,7 +31,9 @@ s32 CBitStreamReader::ReadEncoded(u32 bitCount)
baseVal = (baseVal & (x1c_val >> (32 - x20_bitOffset))) << diff;
x20_bitOffset = 0;
readUBytesToBuf(&x1c_val, 4);
u32 bit = diff & 7;
u32 count = (diff >> 3) + ((-bit | bit) >> 31);
readUBytesToBuf(&x1c_val, count);
/* The game uses Big Endian, which doesn't work for us */
/* Little Endian sucks */
athena::utility::BigUint32(x1c_val);
@@ -41,7 +43,7 @@ s32 CBitStreamReader::ReadEncoded(u32 bitCount)
baseVal2 = (1 << diff) - 1;
ret = baseVal | (baseVal2 & (x1c_val >> (32 - diff))) << x20_bitOffset;
x20_bitOffset = (4 << 3) - diff;
x20_bitOffset = (count << 3) - diff;
x1c_val <<= diff;
}
@@ -70,7 +72,9 @@ void CBitStreamWriter::WriteEncoded(u32 val, u32 bitCount)
x18_bitOffset = 0;
u32 tmp = x14_val;
athena::utility::BigUint32(tmp);
writeBytes(&tmp, 4);
u32 bit = (32 - x18_bitOffset) & 7;
u32 count = ((32 - x18_bitOffset) >> 3) + ((-bit | bit) >> 31);
writeBytes(&tmp, count);
u32 rem = 32 - diff;
baseVal = -1;