internal int CreateChild(ModelPpm model, State pStats, StateRef firstState)
{
PpmContext pc = GetTempPpmContext(model.SubAlloc.Heap);
pc.Address = model.SubAlloc.AllocContext();
if (pc != null)
{
pc.NumStats = 1;
pc.SetOneState(firstState);
pc.SetSuffix(this);
pStats.SetSuccessor(pc);
}
return(pc.Address);
}
private void RestartModelRare()
{
Utility.Fill(_charMask, 0);
SubAlloc.InitSubAllocator();
_initRl = -(_maxOrder < 12 ? _maxOrder : 12) - 1;
int addr = SubAlloc.AllocContext();
_minContext.Address = addr;
_maxContext.Address = addr;
_minContext.SetSuffix(0);
_orderFall = _maxOrder;
_minContext.NumStats = 256;
_minContext.FreqData.SummFreq = _minContext.NumStats + 1;
addr = SubAlloc.AllocUnits(256 / 2);
FoundState.Address = addr;
_minContext.FreqData.SetStats(addr);
State state = new State(SubAlloc.Heap);
addr = _minContext.FreqData.GetStats();
_runLength = _initRl;
_prevSuccess = 0;
for (int i = 0; i < 256; i++)
{
state.Address = addr + i * State.SIZE;
state.Symbol = i;
state.Freq = 1;
state.SetSuccessor(0);
}
for (int i = 0; i < 128; i++)
{
for (int k = 0; k < 8; k++)
{
for (int m = 0; m < 64; m += 8)
{
_binSumm[i][k + m] = BIN_SCALE - INIT_BIN_ESC[k] / (i + 2);
}
}
}
for (int i = 0; i < 25; i++)
{
for (int k = 0; k < 16; k++)
{
_see2Cont[i][k].Initialize(5 * i + 10);
}
}
}
