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Pipe.java
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Pipe.java
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/**
* Copyright (c) SpaceToad, 2011 http://www.mod-buildcraft.com
*
* BuildCraft is distributed under the terms of the Minecraft Mod Public License
* 1.0, or MMPL. Please check the contents of the license located in
* http://www.mod-buildcraft.com/MMPL-1.0.txt
*/
package buildcraft.transport;
import buildcraft.BuildCraftTransport;
import buildcraft.api.core.IIconProvider;
import buildcraft.api.core.SafeTimeTracker;
import buildcraft.api.gates.ActionManager;
import buildcraft.api.gates.IAction;
import buildcraft.api.gates.IActionReceptor;
import buildcraft.api.gates.ITrigger;
import buildcraft.api.gates.ITriggerParameter;
import buildcraft.api.gates.TriggerParameter;
import buildcraft.api.transport.IPipe;
import buildcraft.core.IDropControlInventory;
import buildcraft.core.network.TilePacketWrapper;
import buildcraft.core.triggers.ActionRedstoneOutput;
import buildcraft.core.utils.Utils;
import buildcraft.transport.Gate.GateConditional;
import buildcraft.transport.triggers.ActionSignalOutput;
import com.google.common.collect.HashMultiset;
import com.google.common.collect.Multiset;
import cpw.mods.fml.relauncher.Side;
import cpw.mods.fml.relauncher.SideOnly;
import java.util.HashMap;
import java.util.LinkedList;
import java.util.Map;
import java.util.Map.Entry;
import java.util.Random;
import net.minecraft.entity.Entity;
import net.minecraft.entity.EntityLivingBase;
import net.minecraft.entity.item.EntityItem;
import net.minecraft.entity.player.EntityPlayer;
import net.minecraft.item.ItemStack;
import net.minecraft.nbt.NBTTagCompound;
import net.minecraft.tileentity.TileEntity;
import net.minecraft.world.World;
import net.minecraftforge.common.ForgeDirection;
public abstract class Pipe implements IPipe, IDropControlInventory {
public int[] signalStrength = new int[]{0, 0, 0, 0};
public TileGenericPipe container;
public final PipeTransport transport;
public final int itemID;
private boolean internalUpdateScheduled = false;
public boolean[] wireSet = new boolean[]{false, false, false, false};
public Gate gate;
@SuppressWarnings("rawtypes")
private static Map<Class, TilePacketWrapper> networkWrappers = new HashMap<Class, TilePacketWrapper>();
public SafeTimeTracker actionTracker = new SafeTimeTracker();
public Pipe(PipeTransport transport, int itemID) {
this.transport = transport;
this.itemID = itemID;
if (!networkWrappers.containsKey(this.getClass())) {
networkWrappers
.put(this.getClass(), new TilePacketWrapper(new Class[]{TileGenericPipe.class, this.transport.getClass()}));
}
}
public void setTile(TileEntity tile) {
this.container = (TileGenericPipe) tile;
transport.setTile((TileGenericPipe) tile);
}
public boolean blockActivated(EntityPlayer entityplayer) {
return false;
}
public void onBlockPlaced() {
transport.onBlockPlaced();
}
public void onBlockPlacedBy(EntityLivingBase placer) {
}
public void onNeighborBlockChange(int blockId) {
transport.onNeighborBlockChange(blockId);
updateSignalState();
}
public boolean canPipeConnect(TileEntity tile, ForgeDirection side) {
Pipe otherPipe;
if (tile instanceof TileGenericPipe) {
otherPipe = ((TileGenericPipe) tile).pipe;
if (!PipeConnectionBans.canPipesConnect(getClass(), otherPipe.getClass()))
return false;
}
return transport.canPipeConnect(tile, side);
}
/**
* Should return the textureindex used by the Pipe Item Renderer, as this is
* done client-side the default implementation might not work if your
* getTextureIndex(Orienations.Unknown) has logic. Then override this
*
* @return
*/
public int getIconIndexForItem() {
return getIconIndex(ForgeDirection.UNKNOWN);
}
/**
* Should return the IIconProvider that provides icons for this pipe
*
* @return An array of icons
*/
@SideOnly(Side.CLIENT)
public abstract IIconProvider getIconProvider();
/**
* Should return the index in the array returned by GetTextureIcons() for a
* specified direction
*
* @param direction - The direction for which the indexed should be
* rendered. Unknown for pipe center
*
* @return An index valid in the array returned by getTextureIcons()
*/
public abstract int getIconIndex(ForgeDirection direction);
public void updateEntity() {
transport.updateEntity();
if (internalUpdateScheduled) {
internalUpdate();
internalUpdateScheduled = false;
}
// Do not try to update gates client side.
if (container.worldObj.isRemote)
return;
if (actionTracker.markTimeIfDelay(container.worldObj, 10)) {
resolveActions();
}
// Update the gate if we have any
if (gate != null) {
gate.update();
}
}
private void internalUpdate() {
updateSignalState();
}
public void writeToNBT(NBTTagCompound data) {
transport.writeToNBT(data);
// Save pulser if any
if (gate != null) {
NBTTagCompound gateNBT = new NBTTagCompound();
gate.writeToNBT(gateNBT);
data.setTag("Gate", gateNBT);
}
for (int i = 0; i < 4; ++i) {
data.setBoolean("wireSet[" + i + "]", wireSet[i]);
}
}
public void readFromNBT(NBTTagCompound data) {
transport.readFromNBT(data);
// Load pulser if any
if (data.hasKey("Gate")) {
NBTTagCompound gateNBT = data.getCompoundTag("Gate");
gate = Gate.makeGate(this, gateNBT);
} else if (data.hasKey("gateKind")) {
// Legacy implementation
Gate.GateKind kind = Gate.GateKind.values()[data.getInteger("gateKind")];
if (kind != Gate.GateKind.None) {
gate = new GateVanilla(this);
gate.kind = kind;
}
}
for (int i = 0; i < 4; ++i) {
wireSet[i] = data.getBoolean("wireSet[" + i + "]");
}
// Legacy update code
for (int i = 0; i < 8; ++i) {
if (data.hasKey("trigger[" + i + "]"))
gate.triggers[i] = ActionManager.getTriggerFromLegacyId(data.getInteger("trigger[" + i + "]"));
if (data.hasKey("action[" + i + "]"))
gate.actions[i] = ActionManager.getActionFromLegacyId(data.getInteger("action[" + i + "]"));
if (data.hasKey("triggerParameters[" + i + "]")) {
gate.triggerParameters[i] = new TriggerParameter();
gate.triggerParameters[i].readFromNBT(data.getCompoundTag("triggerParameters[" + i + "]"));
}
}
}
private boolean initialized = false;
public boolean needsInit() {
return !initialized;
}
public void initialize() {
transport.initialize();
updateSignalState();
initialized = true;
}
private void readNearbyPipesSignal(WireColor color) {
boolean foundBiggerSignal = false;
for (ForgeDirection o : ForgeDirection.VALID_DIRECTIONS) {
TileEntity tile = container.getTile(o);
if (tile instanceof TileGenericPipe) {
TileGenericPipe tilePipe = (TileGenericPipe) tile;
if (BlockGenericPipe.isFullyDefined(tilePipe.pipe))
if (isWireConnectedTo(tile, color)) {
foundBiggerSignal |= receiveSignal(tilePipe.pipe.signalStrength[color.ordinal()] - 1, color);
}
}
}
if (!foundBiggerSignal && signalStrength[color.ordinal()] != 0) {
signalStrength[color.ordinal()] = 0;
// worldObj.markBlockNeedsUpdate(container.xCoord, container.yCoord, zCoord);
container.scheduleRenderUpdate();
for (ForgeDirection o : ForgeDirection.VALID_DIRECTIONS) {
TileEntity tile = container.getTile(o);
if (tile instanceof TileGenericPipe) {
TileGenericPipe tilePipe = (TileGenericPipe) tile;
if (BlockGenericPipe.isFullyDefined(tilePipe.pipe)) {
tilePipe.pipe.internalUpdateScheduled = true;
}
}
}
}
}
public void updateSignalState() {
for (IPipe.WireColor c : IPipe.WireColor.values()) {
updateSignalStateForColor(c);
}
}
private void updateSignalStateForColor(IPipe.WireColor color) {
if (!wireSet[color.ordinal()])
return;
// STEP 1: compute internal signal strength
if (gate != null && gate.broadcastSignal[color.ordinal()]) {
receiveSignal(255, color);
} else {
readNearbyPipesSignal(color);
}
// STEP 2: transmit signal in nearby blocks
if (signalStrength[color.ordinal()] > 1) {
for (ForgeDirection o : ForgeDirection.VALID_DIRECTIONS) {
TileEntity tile = container.getTile(o);
if (tile instanceof TileGenericPipe) {
TileGenericPipe tilePipe = (TileGenericPipe) tile;
if (BlockGenericPipe.isFullyDefined(tilePipe.pipe) && tilePipe.pipe.wireSet[color.ordinal()])
if (isWireConnectedTo(tile, color)) {
tilePipe.pipe.receiveSignal(signalStrength[color.ordinal()] - 1, color);
}
}
}
}
}
private boolean receiveSignal(int signal, IPipe.WireColor color) {
if (container.worldObj == null)
return false;
int oldSignal = signalStrength[color.ordinal()];
if (signal >= signalStrength[color.ordinal()] && signal != 0) {
signalStrength[color.ordinal()] = signal;
internalUpdateScheduled = true;
if (oldSignal == 0) {
// worldObj.markBlockNeedsUpdate(container.xCoord, container.yCoord, zCoord);
container.scheduleRenderUpdate();
}
return true;
} else
return false;
}
public boolean inputOpen(ForgeDirection from) {
return transport.inputOpen(from);
}
public boolean outputOpen(ForgeDirection to) {
return transport.outputOpen(to);
}
public void onEntityCollidedWithBlock(Entity entity) {
}
public boolean canConnectRedstone() {
if (hasGate())
return true;
return false;
}
public int isPoweringTo(int side) {
if (gate != null && gate.isEmittingRedstone()) {
ForgeDirection o = ForgeDirection.getOrientation(side).getOpposite();
TileEntity tile = container.getTile(o);
if (tile instanceof TileGenericPipe && Utils.checkPipesConnections(this.container, tile))
return 0;
return 15;
}
return 0;
}
public int isIndirectlyPoweringTo(int l) {
return isPoweringTo(l);
}
public void randomDisplayTick(Random random) {
}
// / @Override TODO: should be in IPipe
public boolean isWired() {
for (WireColor color : WireColor.values()) {
if (isWired(color))
return true;
}
return false;
}
@Override
public boolean isWired(WireColor color) {
return wireSet[color.ordinal()];
}
@Override
public boolean hasGate() {
return gate != null;
}
protected void notifyBlocksOfNeighborChange(ForgeDirection side) {
container.worldObj.notifyBlocksOfNeighborChange(container.xCoord + side.offsetX, container.yCoord + side.offsetY, container.zCoord + side.offsetZ, BuildCraftTransport.genericPipeBlock.blockID);
}
protected void updateNeighbors(boolean needSelf) {
if (needSelf) {
container.worldObj.notifyBlocksOfNeighborChange(container.xCoord, container.yCoord, container.zCoord, BuildCraftTransport.genericPipeBlock.blockID);
}
for (ForgeDirection side : ForgeDirection.VALID_DIRECTIONS) {
notifyBlocksOfNeighborChange(side);
}
}
public void dropItem(ItemStack stack) {
Utils.dropItems(container.worldObj, stack, container.xCoord, container.yCoord, container.zCoord);
}
public void onBlockRemoval() {
if (wireSet[IPipe.WireColor.Red.ordinal()]) {
dropItem(new ItemStack(BuildCraftTransport.redPipeWire));
}
if (wireSet[IPipe.WireColor.Blue.ordinal()]) {
dropItem(new ItemStack(BuildCraftTransport.bluePipeWire));
}
if (wireSet[IPipe.WireColor.Green.ordinal()]) {
dropItem(new ItemStack(BuildCraftTransport.greenPipeWire));
}
if (wireSet[IPipe.WireColor.Yellow.ordinal()]) {
dropItem(new ItemStack(BuildCraftTransport.yellowPipeWire));
}
if (hasGate()) {
gate.dropGate();
resetGate();
}
for (ForgeDirection direction : ForgeDirection.VALID_DIRECTIONS) {
if (container.hasFacade(direction)) {
container.dropFacade(direction);
}
if (container.hasPlug(direction)) {
container.removeAndDropPlug(direction);
}
}
}
public boolean isTriggerActive(ITrigger trigger) {
return false;
}
public LinkedList<IAction> getActions() {
LinkedList<IAction> result = new LinkedList<IAction>();
if (hasGate()) {
gate.addActions(result);
}
return result;
}
public void resetGate() {
gate.resetGate();
gate = null;
container.scheduleRenderUpdate();
}
private void resolveActions() {
if (!hasGate())
return;
gate.resolveActions();
}
protected void actionsActivated(Map<IAction, Boolean> actions) {
}
@Override
public TileGenericPipe getContainer() {
return container;
}
@Override
public boolean isWireConnectedTo(TileEntity tile, WireColor color) {
if (!(tile instanceof TileGenericPipe))
return false;
TileGenericPipe tilePipe = (TileGenericPipe) tile;
if (!BlockGenericPipe.isFullyDefined(tilePipe.pipe))
return false;
if (!tilePipe.pipe.wireSet[color.ordinal()])
return false;
return (tilePipe.pipe.transport instanceof PipeTransportStructure || transport instanceof PipeTransportStructure || Utils.checkPipesConnections(
container, tile));
}
public void dropContents() {
transport.dropContents();
}
public void onDropped(EntityItem item) {
}
/**
* If this pipe is open on one side, return it.
*/
public ForgeDirection getOpenOrientation() {
int Connections_num = 0;
ForgeDirection target_orientation = ForgeDirection.UNKNOWN;
for (ForgeDirection o : ForgeDirection.VALID_DIRECTIONS) {
if (Utils.checkPipesConnections(container.getTile(o), container)) {
Connections_num++;
if (Connections_num == 1) {
target_orientation = o;
}
}
}
if (Connections_num > 1 || Connections_num == 0)
return ForgeDirection.UNKNOWN;
return target_orientation.getOpposite();
}
@Override
public boolean doDrop() {
return true;
}
/**
* Called when TileGenericPipe.invalidate() is called
*/
public void invalidate() {
}
/**
* Called when TileGenericPipe.validate() is called
*/
public void validate() {
}
/**
* Called when TileGenericPipe.onChunkUnload is called
*/
public void onChunkUnload() {
}
public World getWorld() {
return container.worldObj;
}
}