void ChunkManager::UnloadChunk(Chunk* pChunk)
{
ChunkCoordKeys coordKeys;
coordKeys.x = pChunk->GetGridX();
coordKeys.y = pChunk->GetGridY();
coordKeys.z = pChunk->GetGridZ();
Chunk* pChunkXMinus = GetChunk(coordKeys.x - 1, coordKeys.y, coordKeys.z);
Chunk* pChunkXPlus = GetChunk(coordKeys.x + 1, coordKeys.y, coordKeys.z);
Chunk* pChunkYMinus = GetChunk(coordKeys.x, coordKeys.y - 1, coordKeys.z);
Chunk* pChunkYPlus = GetChunk(coordKeys.x, coordKeys.y + 1, coordKeys.z);
Chunk* pChunkZMinus = GetChunk(coordKeys.x, coordKeys.y, coordKeys.z - 1);
Chunk* pChunkZPlus = GetChunk(coordKeys.x, coordKeys.y, coordKeys.z + 1);
if (pChunkXMinus)
{
if (pChunkXMinus->GetxPlus())
{
pChunkXMinus->SetNumNeighbours(pChunkXMinus->GetNumNeighbours() - 1);
pChunkXMinus->SetxPlus(NULL);
}
}
if (pChunkXPlus)
{
if (pChunkXPlus->GetxMinus())
{
pChunkXPlus->SetNumNeighbours(pChunkXPlus->GetNumNeighbours() - 1);
pChunkXPlus->SetxMinus(NULL);
}
}
if (pChunkYMinus)
{
if (pChunkYMinus->GetyPlus())
{
pChunkYMinus->SetNumNeighbours(pChunkYMinus->GetNumNeighbours() - 1);
pChunkYMinus->SetyPlus(NULL);
}
}
if (pChunkYPlus)
{
if (pChunkYPlus->GetyMinus())
{
pChunkYPlus->SetNumNeighbours(pChunkYPlus->GetNumNeighbours() - 1);
pChunkYPlus->SetyMinus(NULL);
}
}
if (pChunkZMinus)
{
if (pChunkZMinus->GetzPlus())
{
pChunkZMinus->SetNumNeighbours(pChunkZMinus->GetNumNeighbours() - 1);
pChunkZMinus->SetzPlus(NULL);
}
}
if (pChunkZPlus)
{
if (pChunkZPlus->GetzMinus())
{
pChunkZPlus->SetNumNeighbours(pChunkZPlus->GetNumNeighbours() - 1);
pChunkZPlus->SetzMinus(NULL);
}
}
// Remove from map
m_ChunkMapMutexLock.lock();
map<ChunkCoordKeys, Chunk*>::iterator it = m_chunksMap.find(coordKeys);
if (it != m_chunksMap.end())
{
m_chunksMap.erase(coordKeys);
}
m_ChunkMapMutexLock.unlock();
// Clear chunk linkage
if (m_pPlayer != NULL)
{
m_pPlayer->ClearChunkCacheForChunk(pChunk);
}
// Unload and delete
pChunk->Unload();
delete pChunk;
}
void ChunkManager::UpdateChunkNeighbours(Chunk* pChunk, int x, int y, int z)
{
pChunk->SetNumNeighbours(0);
Chunk* pChunkXMinus = GetChunk(x - 1, y, z);
Chunk* pChunkXPlus = GetChunk(x + 1, y, z);
Chunk* pChunkYMinus = GetChunk(x, y - 1, z);
Chunk* pChunkYPlus = GetChunk(x, y + 1, z);
Chunk* pChunkZMinus = GetChunk(x, y, z - 1);
Chunk* pChunkZPlus = GetChunk(x, y, z + 1);
if (pChunkXMinus)
{
pChunk->SetNumNeighbours(pChunk->GetNumNeighbours() + 1);
pChunk->SetxMinus(pChunkXMinus);
if (pChunkXMinus->GetxPlus() == NULL)
{
pChunkXMinus->SetNumNeighbours(pChunkXMinus->GetNumNeighbours() + 1);
pChunkXMinus->SetxPlus(pChunk);
}
}
if (pChunkXPlus)
{
pChunk->SetNumNeighbours(pChunk->GetNumNeighbours() + 1);
pChunk->SetxPlus(pChunkXPlus);
if (pChunkXPlus->GetxMinus() == NULL)
{
pChunkXPlus->SetNumNeighbours(pChunkXPlus->GetNumNeighbours() + 1);
pChunkXPlus->SetxMinus(pChunk);
}
}
if (pChunkYMinus)
{
pChunk->SetNumNeighbours(pChunk->GetNumNeighbours() + 1);
pChunk->SetyMinus(pChunkYMinus);
if (pChunkYMinus->GetyPlus() == NULL)
{
pChunkYMinus->SetNumNeighbours(pChunkYMinus->GetNumNeighbours() + 1);
pChunkYMinus->SetyPlus(pChunk);
}
}
if (pChunkYPlus)
{
pChunk->SetNumNeighbours(pChunk->GetNumNeighbours() + 1);
pChunk->SetyPlus(pChunkYPlus);
if (pChunkYPlus->GetyMinus() == NULL)
{
pChunkYPlus->SetNumNeighbours(pChunkYPlus->GetNumNeighbours() + 1);
pChunkYPlus->SetyMinus(pChunk);
}
}
if (pChunkZMinus)
{
pChunk->SetNumNeighbours(pChunk->GetNumNeighbours() + 1);
pChunk->SetzMinus(pChunkZMinus);
if (pChunkZMinus->GetzPlus() == NULL)
{
pChunkZMinus->SetNumNeighbours(pChunkZMinus->GetNumNeighbours() + 1);
pChunkZMinus->SetzPlus(pChunk);
}
}
if (pChunkZPlus)
{
pChunk->SetNumNeighbours(pChunk->GetNumNeighbours() + 1);
pChunk->SetzPlus(pChunkZPlus);
if (pChunkZPlus->GetzMinus() == NULL)
{
pChunkZPlus->SetNumNeighbours(pChunkZPlus->GetNumNeighbours() + 1);
pChunkZPlus->SetzMinus(pChunk);
}
}
}