Method SendBlockTo

src/Chunk.cpp:1580–1604

void cChunk::SendBlockTo(int a_RelX, int a_RelY, int a_RelZ, cClientHandle * a_Client)
{
	// The coords must be valid, because the upper level already does chunk lookup. No need to check them again.
	// There's an debug-time assert in MakeIndexNoCheck anyway
	unsigned int index = MakeIndexNoCheck(a_RelX, a_RelY, a_RelZ);

	if (a_Client == NULL)
	{
		// Queue the block for all clients in the chunk (will be sent in Tick())
		m_PendingSendBlocks.push_back(sSetBlock(m_PosX, m_PosZ, a_RelX, a_RelY, a_RelZ, GetBlock(index), GetMeta(index)));
		return;
	}

	Vector3i wp = PositionToWorldPosition(a_RelX, a_RelY, a_RelZ);
	a_Client->SendBlockChange(wp.x, wp.y, wp.z, GetBlock(index), GetMeta(index));
	
	// FS #268 - if a BlockEntity digging is cancelled by a plugin, the entire block entity must be re-sent to the client:
	for (cBlockEntityList::iterator itr = m_BlockEntities.begin(), end = m_BlockEntities.end(); itr != end; ++itr)
	{
		if (((*itr)->GetPosX() == wp.x) && ((*itr)->GetPosY() == wp.y) && ((*itr)->GetPosZ() == wp.z))
		{
			(*itr)->SendTo(*a_Client);
		}
	}  // for itr - m_BlockEntities
}