public float readBackoff(NgramTrieBitarr bitArr, int memPtr, int bitOffset, int orderMinusTwo)
{
switch (quantType)
{
case QuantType.NO_QUANT:
bitOffset += 31;
return(bitArr.readFloat(memPtr, bitOffset));
case QuantType.QUANT_16:
int tableIdx = orderMinusTwo * 2 + 1;
return(binsDecode(tableIdx, bitArr.readInt(memPtr, bitOffset, probMask)));
//TODO implement different quantization stages
default:
throw new Error("Unsupported quantization type: " + quantType);
}
}
public float readProb(NgramTrieBitarr bitArr, int memPtr, int bitOffset, int orderMinusTwo)
{
switch (quantType)
{
case QuantType.NO_QUANT:
return(bitArr.readNegativeFloat(memPtr, bitOffset));
case QuantType.QUANT_16:
int tableIdx = orderMinusTwo * 2;
if (tableIdx < tables.Length - 1)
{
bitOffset += backoffBits;
}
return(binsDecode(tableIdx, bitArr.readInt(memPtr, bitOffset, backoffMask)));
//TODO implement different quantization stages
default:
throw new Error("Unsupported quantization type: " + quantType);
}
}