internal virtual void AddWord(int wordNum, byte word)
{
Debug.Assert(wordNum > LastWordNum);
Debug.Assert(word != 0);
if (!Reverse)
{
if (LastWordNum == -1)
{
Clean = 2 + wordNum; // special case for the 1st sequence
DirtyWords.WriteByte(word);
}
else
{
switch (wordNum - LastWordNum)
{
case 1:
if (word == 0xFF && (byte)DirtyWords.Bytes[DirtyWords.Length - 1] == 0xFF)
{
--DirtyWords.Length;
WriteSequence();
Reverse = true;
Clean = 2;
}
else
{
DirtyWords.WriteByte(word);
}
break;
case 2:
DirtyWords.WriteByte(0);
DirtyWords.WriteByte(word);
break;
default:
WriteSequence();
Clean = wordNum - LastWordNum - 1;
DirtyWords.WriteByte(word);
break;
}
}
}
else
{
Debug.Assert(LastWordNum >= 0);
switch (wordNum - LastWordNum)
{
case 1:
if (word == 0xFF)
{
if (DirtyWords.Length == 0)
{
++Clean;
}
else if ((byte)DirtyWords.Bytes[DirtyWords.Length - 1] == 0xFF)
{
--DirtyWords.Length;
WriteSequence();
Clean = 2;
}
else
{
DirtyWords.WriteByte(word);
}
}
else
{
DirtyWords.WriteByte(word);
}
break;
case 2:
DirtyWords.WriteByte(0);
DirtyWords.WriteByte(word);
break;
default:
WriteSequence();
Reverse = false;
Clean = wordNum - LastWordNum - 1;
DirtyWords.WriteByte(word);
break;
}
}
LastWordNum = wordNum;
Cardinality += BitUtil.BitCount(word);
}
internal virtual void AddWord(int wordNum, byte word)
{
if (Debugging.AssertsEnabled)
{
Debugging.Assert(wordNum > lastWordNum);
Debugging.Assert(word != 0);
}
if (!reverse)
{
if (lastWordNum == -1)
{
clean = 2 + wordNum; // special case for the 1st sequence
dirtyWords.WriteByte(word);
}
else
{
switch (wordNum - lastWordNum)
{
case 1:
if (word == 0xFF && (byte)dirtyWords.Bytes[dirtyWords.Length - 1] == 0xFF)
{
--dirtyWords.Length;
WriteSequence();
reverse = true;
clean = 2;
}
else
{
dirtyWords.WriteByte(word);
}
break;
case 2:
dirtyWords.WriteByte(0);
dirtyWords.WriteByte(word);
break;
default:
WriteSequence();
clean = wordNum - lastWordNum - 1;
dirtyWords.WriteByte(word);
break;
}
}
}
else
{
if (Debugging.AssertsEnabled)
{
Debugging.Assert(lastWordNum >= 0);
}
switch (wordNum - lastWordNum)
{
case 1:
if (word == 0xFF)
{
if (dirtyWords.Length == 0)
{
++clean;
}
else if ((byte)dirtyWords.Bytes[dirtyWords.Length - 1] == 0xFF)
{
--dirtyWords.Length;
WriteSequence();
clean = 2;
}
else
{
dirtyWords.WriteByte(word);
}
}
else
{
dirtyWords.WriteByte(word);
}
break;
case 2:
dirtyWords.WriteByte(0);
dirtyWords.WriteByte(word);
break;
default:
WriteSequence();
reverse = false;
clean = wordNum - lastWordNum - 1;
dirtyWords.WriteByte(word);
break;
}
}
lastWordNum = wordNum;
cardinality += BitUtil.BitCount(word);
}
