356 lines
9.7 KiB
Java
356 lines
9.7 KiB
Java
package universalelectricity.core.grid;
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import java.util.ArrayList;
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import java.util.Arrays;
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import java.util.HashMap;
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import java.util.HashSet;
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import java.util.Iterator;
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import java.util.List;
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import java.util.Map;
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import java.util.Set;
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import net.minecraft.tileentity.TileEntity;
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import net.minecraftforge.common.ForgeDirection;
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import net.minecraftforge.common.MinecraftForge;
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import universalelectricity.core.block.IConductor;
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import universalelectricity.core.block.IConnector;
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import universalelectricity.core.block.IElectrical;
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import universalelectricity.core.block.INetworkConnection;
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import universalelectricity.core.block.INetworkProvider;
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import universalelectricity.core.electricity.ElectricalEvent.ElectricityProductionEvent;
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import universalelectricity.core.electricity.ElectricalEvent.ElectricityRequestEvent;
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import universalelectricity.core.electricity.ElectricityPack;
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import universalelectricity.core.path.Pathfinder;
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import universalelectricity.core.path.PathfinderChecker;
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import universalelectricity.core.vector.Vector3;
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import universalelectricity.core.vector.VectorHelper;
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import cpw.mods.fml.common.FMLLog;
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/**
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* An Electrical Network specifies a wire connection. Each wire connection line will have its own
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* electrical network.
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*
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* !! Do not include this class if you do not intend to have custom wires in your mod. This will
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* increase future compatibility. !!
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*
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* @author Calclavia
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*
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*/
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public class ElectricityNetwork implements IElectricityNetwork
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{
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public Map<TileEntity, ArrayList<ForgeDirection>> electricalTiles = new HashMap<TileEntity, ArrayList<ForgeDirection>>();
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private final Set<IConductor> conductors = new HashSet<IConductor>();
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public float acceptorResistance = 500;
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@Override
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public float produce(ElectricityPack electricity, TileEntity... ignoreTiles)
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{
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ElectricityProductionEvent evt = new ElectricityProductionEvent(this, electricity, ignoreTiles);
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MinecraftForge.EVENT_BUS.post(evt);
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float totalEnergy = electricity.getWatts();
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float networkResistance = getTotalResistance();
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float proportionWasted = getTotalResistance() / (getTotalResistance() + acceptorResistance);
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float energyWasted = totalEnergy * proportionWasted;
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float totalUsableEnergy = totalEnergy - energyWasted;
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float remainingUsableEnergy = totalUsableEnergy;
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float voltage = electricity.voltage;
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if (!evt.isCanceled())
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{
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Set<TileEntity> avaliableEnergyTiles = this.getAcceptors();
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if (!avaliableEnergyTiles.isEmpty())
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{
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final float totalEnergyRequest = this.getRequest(ignoreTiles).getWatts();
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if (totalEnergyRequest > 0)
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{
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for (TileEntity tileEntity : avaliableEnergyTiles)
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{
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if (!Arrays.asList(ignoreTiles).contains(tileEntity))
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{
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if (tileEntity instanceof IElectrical)
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{
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IElectrical electricalTile = (IElectrical) tileEntity;
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for (ForgeDirection direction : ForgeDirection.VALID_DIRECTIONS)
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{
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if (electricalTile.canConnect(direction) && this.getConductors().contains(VectorHelper.getConnectorFromSide(tileEntity.worldObj, new Vector3(tileEntity), direction)))
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{
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float energyToSend = totalUsableEnergy * (electricalTile.getRequest(direction) / totalEnergyRequest);
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if (energyToSend > 0)
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{
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ElectricityPack electricityToSend = ElectricityPack.getFromWatts(energyToSend, voltage);
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remainingUsableEnergy -= ((IElectrical) tileEntity).receiveElectricity(direction, electricityToSend, true);
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}
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}
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}
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}
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}
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}
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}
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}
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}
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return remainingUsableEnergy;
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}
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/**
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* @return How much electricity this network needs.
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*/
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@Override
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public ElectricityPack getRequest(TileEntity... ignoreTiles)
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{
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List<ElectricityPack> requests = new ArrayList<ElectricityPack>();
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Iterator<TileEntity> it = this.getAcceptors().iterator();
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while (it.hasNext())
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{
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TileEntity tileEntity = it.next();
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if (Arrays.asList(ignoreTiles).contains(tileEntity))
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{
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continue;
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}
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if (tileEntity instanceof IElectrical)
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{
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if (!tileEntity.isInvalid())
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{
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if (tileEntity.worldObj.getBlockTileEntity(tileEntity.xCoord, tileEntity.yCoord, tileEntity.zCoord) == tileEntity)
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{
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for (ForgeDirection direction : ForgeDirection.VALID_DIRECTIONS)
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{
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if (((IElectrical) tileEntity).canConnect(direction) && this.getConductors().contains(VectorHelper.getConnectorFromSide(tileEntity.worldObj, new Vector3(tileEntity), direction)))
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{
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requests.add(ElectricityPack.getFromWatts(((IElectrical) tileEntity).getRequest(direction), ((IElectrical) tileEntity).getVoltage()));
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continue;
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}
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}
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}
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}
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}
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}
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ElectricityPack mergedPack = ElectricityPack.merge(requests);
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ElectricityRequestEvent evt = new ElectricityRequestEvent(this, mergedPack, ignoreTiles);
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MinecraftForge.EVENT_BUS.post(evt);
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return mergedPack;
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}
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/**
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* @return Returns all producers in this electricity network.
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*/
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@Override
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public Set<TileEntity> getAcceptors()
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{
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return this.electricalTiles.keySet();
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}
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/**
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* @param tile The tile to get connections for
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* @return The list of directions that can be connected to for the provided tile
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*/
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@Override
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public ArrayList<ForgeDirection> getPossibleDirections(TileEntity tile)
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{
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return this.electricalTiles.containsKey(tile) ? this.electricalTiles.get(tile) : null;
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}
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/**
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* This function is called to refresh all conductors in this network
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*/
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@Override
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public void refresh()
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{
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this.electricalTiles.clear();
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try
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{
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Iterator<IConductor> it = this.conductors.iterator();
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while (it.hasNext())
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{
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IConductor conductor = it.next();
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if (conductor == null)
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{
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it.remove();
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}
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else if (((TileEntity) conductor).isInvalid())
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{
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it.remove();
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}
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else
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{
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conductor.setNetwork(this);
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}
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for (int i = 0; i < conductor.getAdjacentConnections().length; i++)
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{
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TileEntity acceptor = conductor.getAdjacentConnections()[i];
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if (!(acceptor instanceof IConductor) && acceptor instanceof IConnector)
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{
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ArrayList<ForgeDirection> possibleDirections = null;
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if (this.electricalTiles.containsKey(acceptor))
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{
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possibleDirections = this.electricalTiles.get(acceptor);
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}
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else
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{
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possibleDirections = new ArrayList<ForgeDirection>();
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}
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possibleDirections.add(ForgeDirection.getOrientation(i));
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this.electricalTiles.put(acceptor, possibleDirections);
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}
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}
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}
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}
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catch (Exception e)
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{
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FMLLog.severe("Universal Electricity: Failed to refresh conductor.");
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e.printStackTrace();
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}
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}
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@Override
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public float getTotalResistance()
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{
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float resistance = 0;
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for (IConductor conductor : this.conductors)
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{
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resistance += conductor.getResistance();
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}
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return resistance;
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}
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@Override
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public float getLowestCurrentCapacity()
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{
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float lowestAmperage = 0;
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for (IConductor conductor : this.conductors)
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{
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if (lowestAmperage == 0 || conductor.getCurrentCapacity() < lowestAmperage)
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{
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lowestAmperage = conductor.getCurrentCapacity();
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}
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}
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return lowestAmperage;
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}
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@Override
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public Set<IConductor> getConductors()
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{
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return this.conductors;
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}
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@Override
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public void merge(IElectricityNetwork network)
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{
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if (network != null && network != this)
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{
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ElectricityNetwork newNetwork = new ElectricityNetwork();
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newNetwork.getConductors().addAll(this.getConductors());
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newNetwork.getConductors().addAll(network.getConductors());
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newNetwork.refresh();
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}
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}
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@Override
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public void split(IConductor splitPoint)
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{
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if (splitPoint instanceof TileEntity)
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{
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this.getConductors().remove(splitPoint);
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/**
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* Loop through the connected blocks and attempt to see if there are connections between
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* the two points elsewhere.
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*/
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TileEntity[] connectedBlocks = splitPoint.getAdjacentConnections();
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for (int i = 0; i < connectedBlocks.length; i++)
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{
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TileEntity connectedBlockA = connectedBlocks[i];
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if (connectedBlockA instanceof INetworkConnection)
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{
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for (int ii = 0; ii < connectedBlocks.length; ii++)
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{
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final TileEntity connectedBlockB = connectedBlocks[ii];
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if (connectedBlockA != connectedBlockB && connectedBlockB instanceof INetworkConnection)
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{
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Pathfinder finder = new PathfinderChecker(((TileEntity) splitPoint).worldObj, (INetworkConnection) connectedBlockB, splitPoint);
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finder.init(new Vector3(connectedBlockA));
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if (finder.results.size() > 0)
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{
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/**
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* The connections A and B are still intact elsewhere. Set all
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* references of wire connection into one network.
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*/
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for (Vector3 node : finder.closedSet)
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{
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TileEntity nodeTile = node.getTileEntity(((TileEntity) splitPoint).worldObj);
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if (nodeTile instanceof INetworkProvider)
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{
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if (nodeTile != splitPoint)
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{
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((INetworkProvider) nodeTile).setNetwork(this);
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}
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}
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}
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}
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else
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{
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/**
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* The connections A and B are not connected anymore. Give both of
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* them a new network.
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*/
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IElectricityNetwork newNetwork = new ElectricityNetwork();
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for (Vector3 node : finder.closedSet)
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{
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TileEntity nodeTile = node.getTileEntity(((TileEntity) splitPoint).worldObj);
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if (nodeTile instanceof INetworkProvider)
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{
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if (nodeTile != splitPoint)
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{
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newNetwork.getConductors().add((IConductor) nodeTile);
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}
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}
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}
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newNetwork.refresh();
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}
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}
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}
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}
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}
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}
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}
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@Override
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public String toString()
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{
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return "ElectricityNetwork[" + this.hashCode() + "|Wires:" + this.conductors.size() + "|Acceptors:" + this.electricalTiles.size() + "]";
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}
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}
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