Applied-Energistics-2-tiler.../hooks/CompassManager.java

103 lines
2 KiB
Java
Raw Normal View History

package appeng.hooks;
import java.io.IOException;
import java.util.HashMap;
import java.util.Iterator;
import appeng.core.AELog;
import appeng.core.sync.network.NetworkHandler;
import appeng.core.sync.packets.PacketCompassRequest;
public class CompassManager
{
public static CompassManager instance = new CompassManager();
class CompassReq
{
final int hash;
final long attunement;
final int cx, cdy, cz;
public CompassReq(long attunement, int x, int y, int z) {
this.attunement = attunement;
cx = x >> 4;
cdy = y >> 5;
cz = z >> 4;
hash = ((Integer) cx).hashCode() ^ ((Integer) cdy).hashCode() ^ ((Integer) cz).hashCode() ^ ((Long) attunement).hashCode();
}
@Override
public int hashCode()
{
return hash;
}
@Override
public boolean equals(Object obj)
{
CompassReq b = (CompassReq) obj;
return attunement == b.attunement && cx == b.cx && cdy == b.cdy && cz == b.cz;
}
}
HashMap<CompassReq, CompassResult> reqs = new HashMap();
public void postResult(long attunement, int x, int y, int z, CompassResult res)
{
CompassReq r = new CompassReq( attunement, x, y, z );
reqs.put( r, res );
}
public CompassResult getCompassDirection(long attunement, int x, int y, int z)
{
long now = System.currentTimeMillis();
Iterator<CompassResult> i = reqs.values().iterator();
while (i.hasNext())
{
CompassResult res = i.next();
long diff = now - res.time;
if ( diff > 20000 )
i.remove();
}
CompassReq r = new CompassReq( attunement, x, y, z );
CompassResult res = reqs.get( r );
if ( res == null )
{
res = new CompassResult( false, true, 0 );
reqs.put( r, res );
requestUpdate( r );
}
else if ( now - res.time > 1000 * 3 )
{
if ( !res.requested )
{
res.requested = true;
requestUpdate( r );
}
}
return res;
}
private void requestUpdate(CompassReq r)
{
try
{
NetworkHandler.instance.sendToServer( new PacketCompassRequest( r.attunement, r.cx, r.cz, r.cdy ) );
}
catch (IOException e)
{
AELog.error( e );
}
}
}