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TileGenericPipe.java
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TileGenericPipe.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.BuildCraftCore;
import buildcraft.BuildCraftTransport;
import buildcraft.api.core.IIconProvider;
import buildcraft.api.core.Position;
import buildcraft.api.core.SafeTimeTracker;
import buildcraft.api.gates.IOverrideDefaultTriggers;
import buildcraft.api.gates.ITrigger;
import buildcraft.api.power.IPowerReceptor;
import buildcraft.api.power.PowerHandler;
import buildcraft.api.power.PowerHandler.PowerReceiver;
import buildcraft.api.transport.IPipe;
import buildcraft.api.transport.IPipeTile;
import buildcraft.api.transport.ISolidSideTile;
import buildcraft.core.DefaultProps;
import buildcraft.core.IDropControlInventory;
import buildcraft.core.ITileBufferHolder;
import buildcraft.core.TileBuffer;
import buildcraft.core.network.IClientState;
import buildcraft.core.network.ISyncedTile;
import buildcraft.core.network.PacketTileState;
import buildcraft.core.utils.Utils;
import buildcraft.transport.Gate.GateKind;
import buildcraft.transport.network.PipeRenderStatePacket;
import cpw.mods.fml.relauncher.Side;
import cpw.mods.fml.relauncher.SideOnly;
import java.io.DataInputStream;
import java.io.DataOutputStream;
import java.io.IOException;
import java.util.LinkedList;
import java.util.logging.Level;
import net.minecraft.block.Block;
import net.minecraft.entity.player.EntityPlayer;
import net.minecraft.item.ItemStack;
import net.minecraft.nbt.NBTTagCompound;
import net.minecraft.network.packet.Packet;
import net.minecraft.tileentity.TileEntity;
import net.minecraft.world.World;
import net.minecraftforge.common.ForgeDirection;
import net.minecraftforge.fluids.Fluid;
import net.minecraftforge.fluids.FluidStack;
import net.minecraftforge.fluids.FluidTankInfo;
import net.minecraftforge.fluids.IFluidHandler;
public class TileGenericPipe extends TileEntity implements IPowerReceptor, IFluidHandler, IPipeTile, IOverrideDefaultTriggers, ITileBufferHolder,
IDropControlInventory, IPipeRenderState, ISyncedTile, ISolidSideTile {
private class CoreState implements IClientState {
public int pipeId = -1;
public int gateKind = 0;
@Override
public void writeData(DataOutputStream data) throws IOException {
data.writeInt(pipeId);
data.writeInt(gateKind);
}
@Override
public void readData(DataInputStream data) throws IOException {
pipeId = data.readInt();
gateKind = data.readInt();
}
}
private PipeRenderState renderState = new PipeRenderState();
private CoreState coreState = new CoreState();
private boolean deletePipe = false;
private TileBuffer[] tileBuffer;
public boolean[] pipeConnectionsBuffer = new boolean[6];
public SafeTimeTracker networkSyncTracker = new SafeTimeTracker();
public Pipe pipe;
private boolean blockNeighborChange = false;
private boolean refreshRenderState = false;
private boolean pipeBound = false;
private int[] facadeBlocks = new int[ForgeDirection.VALID_DIRECTIONS.length];
private int[] facadeMeta = new int[ForgeDirection.VALID_DIRECTIONS.length];
private boolean[] plugs = new boolean[ForgeDirection.VALID_DIRECTIONS.length];
public TileGenericPipe() {
}
@Override
public void writeToNBT(NBTTagCompound nbt) {
super.writeToNBT(nbt);
if (pipe != null) {
nbt.setInteger("pipeId", pipe.itemID);
pipe.writeToNBT(nbt);
} else {
nbt.setInteger("pipeId", coreState.pipeId);
}
for (int i = 0; i < ForgeDirection.VALID_DIRECTIONS.length; i++) {
nbt.setInteger("facadeBlocks[" + i + "]", facadeBlocks[i]);
nbt.setInteger("facadeMeta[" + i + "]", facadeMeta[i]);
nbt.setBoolean("plug[" + i + "]", plugs[i]);
}
}
@Override
public void readFromNBT(NBTTagCompound nbt) {
super.readFromNBT(nbt);
coreState.pipeId = nbt.getInteger("pipeId");
pipe = BlockGenericPipe.createPipe(coreState.pipeId);
if (pipe != null) {
pipe.readFromNBT(nbt);
} else {
BuildCraftCore.bcLog.log(Level.WARNING, "Pipe failed to load from NBT at {0},{1},{2}", new Object[]{xCoord, yCoord, zCoord});
deletePipe = true;
}
for (int i = 0; i < ForgeDirection.VALID_DIRECTIONS.length; i++) {
facadeBlocks[i] = nbt.getInteger("facadeBlocks[" + i + "]");
facadeMeta[i] = nbt.getInteger("facadeMeta[" + i + "]");
plugs[i] = nbt.getBoolean("plug[" + i + "]");
}
}
@Override
public void invalidate() {
initialized = false;
tileBuffer = null;
if (pipe != null) {
pipe.invalidate();
}
super.invalidate();
}
@Override
public void validate() {
super.validate();
tileBuffer = null;
bindPipe();
if (pipe != null) {
pipe.validate();
}
}
public boolean initialized = false;
@Override
public void updateEntity() {
if (deletePipe) {
worldObj.setBlockToAir(xCoord, yCoord, zCoord);
}
if (pipe == null)
return;
if (!initialized) {
initialize(pipe);
}
if (!BlockGenericPipe.isValid(pipe))
return;
if (blockNeighborChange) {
computeConnections();
pipe.onNeighborBlockChange(0);
blockNeighborChange = false;
refreshRenderState = true;
}
if (refreshRenderState) {
refreshRenderState();
refreshRenderState = false;
}
PowerReceiver provider = getPowerReceiver(null);
if (provider != null) {
provider.update();
}
if (pipe != null) {
pipe.updateEntity();
}
}
// PRECONDITION: worldObj must not be null
private void refreshRenderState() {
// Only done on server/SSP
if (worldObj.isRemote)
return;
// Pipe connections;
for (ForgeDirection o : ForgeDirection.VALID_DIRECTIONS) {
renderState.pipeConnectionMatrix.setConnected(o, this.pipeConnectionsBuffer[o.ordinal()]);
}
// Pipe Textures
for (int i = 0; i < 7; i++) {
ForgeDirection o = ForgeDirection.getOrientation(i);
renderState.textureMatrix.setIconIndex(o, pipe.getIconIndex(o));
}
// WireState
for (IPipe.WireColor color : IPipe.WireColor.values()) {
renderState.wireMatrix.setWire(color, pipe.wireSet[color.ordinal()]);
for (ForgeDirection direction : ForgeDirection.VALID_DIRECTIONS) {
renderState.wireMatrix.setWireConnected(color, direction, pipe.isWireConnectedTo(this.getTile(direction), color));
}
boolean lit = pipe.signalStrength[color.ordinal()] > 0;
switch (color) {
case Red:
renderState.wireMatrix.setWireIndex(color, lit ? WireIconProvider.Texture_Red_Lit : WireIconProvider.Texture_Red_Dark);
break;
case Blue:
renderState.wireMatrix.setWireIndex(color, lit ? WireIconProvider.Texture_Blue_Lit : WireIconProvider.Texture_Blue_Dark);
break;
case Green:
renderState.wireMatrix.setWireIndex(color, lit ? WireIconProvider.Texture_Green_Lit : WireIconProvider.Texture_Green_Dark);
break;
case Yellow:
renderState.wireMatrix.setWireIndex(color, lit ? WireIconProvider.Texture_Yellow_Lit : WireIconProvider.Texture_Yellow_Dark);
break;
default:
break;
}
}
// Gate Textures
renderState.setHasGate(pipe.hasGate());
renderState.setGateIconIndex(!pipe.hasGate() ? 0 : pipe.gate.getTextureIconIndex(pipe.gate.isGateActive()));
// Facades
for (ForgeDirection direction : ForgeDirection.VALID_DIRECTIONS) {
int blockId = this.facadeBlocks[direction.ordinal()];
renderState.facadeMatrix.setFacade(direction, blockId, this.facadeMeta[direction.ordinal()]);
}
//Plugs
for (ForgeDirection direction : ForgeDirection.VALID_DIRECTIONS) {
renderState.plugMatrix.setConnected(direction, plugs[direction.ordinal()]);
}
if (renderState.isDirty()) {
markBlockForUpdate();
renderState.clean();
}
}
public void initialize(Pipe pipe) {
this.blockType = getBlockType();
if (pipe == null) {
BuildCraftCore.bcLog.log(Level.WARNING, "Pipe failed to initialize at {0},{1},{2}, deleting", new Object[]{xCoord, yCoord, zCoord});
worldObj.setBlockToAir(xCoord, yCoord, zCoord);
return;
}
this.pipe = pipe;
for (ForgeDirection o : ForgeDirection.VALID_DIRECTIONS) {
TileEntity tile = getTile(o);
if (tile instanceof ITileBufferHolder) {
((ITileBufferHolder) tile).blockCreated(o, BuildCraftTransport.genericPipeBlock.blockID, this);
}
if (tile instanceof TileGenericPipe) {
((TileGenericPipe) tile).scheduleNeighborChange();
}
}
bindPipe();
computeConnections();
scheduleRenderUpdate();
if (pipe.needsInit())
pipe.initialize();
initialized = true;
}
private void bindPipe() {
if (!pipeBound && pipe != null) {
pipe.setTile(this);
coreState.pipeId = pipe.itemID;
pipeBound = true;
}
}
@Override
public IPipe getPipe() {
return pipe;
}
public boolean isInitialized() {
return initialized;
}
@Override
public PowerHandler.PowerReceiver getPowerReceiver(ForgeDirection side) {
if (BlockGenericPipe.isValid(pipe) && pipe instanceof IPowerReceptor)
return ((IPowerReceptor) pipe).getPowerReceiver(null);
else
return null;
}
@Override
public void doWork(PowerHandler workProvider) {
if (BlockGenericPipe.isValid(pipe) && pipe instanceof IPowerReceptor) {
((IPowerReceptor) pipe).doWork(workProvider);
}
}
public void scheduleNeighborChange() {
blockNeighborChange = true;
}
/* IPIPEENTRY */
@Override
public int injectItem(ItemStack payload, boolean doAdd, ForgeDirection from) {
if (BlockGenericPipe.isValid(pipe) && pipe.transport instanceof PipeTransportItems && isPipeConnected(from)) {
if (doAdd) {
Position itemPos = new Position(xCoord, yCoord, zCoord, from.getOpposite());
itemPos.moveBackwards(1.0);
itemPos.x += 0.5;
itemPos.y += Utils.getPipeFloorOf(payload);
itemPos.z += 0.5;
itemPos.moveForwards(0.5);
EntityPassiveItem pipedItem = new EntityPassiveItem(worldObj, itemPos.x, itemPos.y, itemPos.z, payload);
((PipeTransportItems) pipe.transport).entityEntering(pipedItem, from.getOpposite());
}
return payload.stackSize;
}
return 0;
}
@Override
public PipeType getPipeType() {
if (BlockGenericPipe.isValid(pipe))
return pipe.transport.getPipeType();
return null;
}
/* SMP */
public void handleDescriptionPacket(PipeRenderStatePacket packet) {
if (worldObj.isRemote) {
if (pipe == null && packet.getPipeId() != 0) {
initialize(BlockGenericPipe.createPipe(packet.getPipeId()));
}
renderState = packet.getRenderState();
worldObj.markBlockForRenderUpdate(xCoord, yCoord, zCoord);
}
}
@Override
public Packet getDescriptionPacket() {
bindPipe();
PacketTileState packet = new PacketTileState(this.xCoord, this.yCoord, this.zCoord);
if (pipe != null && pipe.gate != null) {
coreState.gateKind = pipe.gate.kind.ordinal();
} else {
coreState.gateKind = 0;
}
if (pipe != null && pipe.transport != null) {
pipe.transport.sendDescriptionPacket();
}
packet.addStateForSerialization((byte) 0, coreState);
packet.addStateForSerialization((byte) 1, renderState);
if (pipe instanceof IClientState) {
packet.addStateForSerialization((byte) 2, (IClientState) pipe);
}
return packet.getPacket();
}
@Override
public LinkedList<ITrigger> getTriggers() {
LinkedList<ITrigger> result = new LinkedList<ITrigger>();
if (BlockGenericPipe.isFullyDefined(pipe) && pipe.hasGate()) {
result.add(BuildCraftCore.triggerRedstoneActive);
result.add(BuildCraftCore.triggerRedstoneInactive);
}
return result;
}
@Override
public void blockRemoved(ForgeDirection from) {
// TODO Auto-generated method stub
}
private TileBuffer[] getTileCache() {
if (tileBuffer == null && pipe != null)
tileBuffer = TileBuffer.makeBuffer(worldObj, xCoord, yCoord, zCoord, pipe.transport.delveIntoUnloadedChunks());
return tileBuffer;
}
@Override
public void blockCreated(ForgeDirection from, int blockID, TileEntity tile) {
TileBuffer[] cache = getTileCache();
if (cache != null)
cache[from.getOpposite().ordinal()].set(blockID, tile);
}
@Override
public int getBlockId(ForgeDirection to) {
TileBuffer[] cache = getTileCache();
if (cache != null)
return cache[to.ordinal()].getBlockID();
else
return 0;
}
@Override
public TileEntity getTile(ForgeDirection to) {
TileBuffer[] cache = getTileCache();
if (cache != null)
return cache[to.ordinal()].getTile();
else
return null;
}
/**
* Checks if this tile is connected to another tile
*
* @param with - The other Tile
* @param side - The orientation to get to the other tile ('with')
* @return true if pipes are considered connected
*/
protected boolean arePipesConnected(TileEntity with, ForgeDirection side) {
Pipe pipe1 = pipe;
if (hasPlug(side))
return false;
if (!BlockGenericPipe.isValid(pipe1))
return false;
if (with instanceof TileGenericPipe) {
if (((TileGenericPipe) with).hasPlug(side.getOpposite()))
return false;
Pipe pipe2 = ((TileGenericPipe) with).pipe;
if (!BlockGenericPipe.isValid(pipe2))
return false;
if (!pipe2.canPipeConnect(this, side.getOpposite()))
return false;
}
return pipe1 != null ? pipe1.canPipeConnect(with, side) : false;
}
private void computeConnections() {
TileBuffer[] cache = getTileCache();
if (cache != null) {
pipeConnectionsBuffer = new boolean[6];
for (ForgeDirection side : ForgeDirection.VALID_DIRECTIONS) {
TileBuffer t = cache[side.ordinal()];
t.refresh();
if (t.getTile() != null) {
pipeConnectionsBuffer[side.ordinal()] = arePipesConnected(t.getTile(), side);
}
}
}
}
@Override
public boolean isPipeConnected(ForgeDirection with) {
return pipeConnectionsBuffer[with.ordinal()];
}
@Override
public boolean doDrop() {
if (BlockGenericPipe.isValid(pipe))
return pipe.doDrop();
else
return false;
}
@Override
public void onChunkUnload() {
if (pipe != null) {
pipe.onChunkUnload();
}
}
/**
* ITankContainer implementation *
*/
@Override
public int fill(ForgeDirection from, FluidStack resource, boolean doFill) {
if (BlockGenericPipe.isValid(pipe) && pipe.transport instanceof IFluidHandler && !hasPlug(from))
return ((IFluidHandler) pipe.transport).fill(from, resource, doFill);
else
return 0;
}
@Override
public FluidStack drain(ForgeDirection from, int maxDrain, boolean doDrain) {
if (BlockGenericPipe.isValid(pipe) && pipe.transport instanceof IFluidHandler && !hasPlug(from))
return ((IFluidHandler) pipe.transport).drain(from, maxDrain, doDrain);
else
return null;
}
@Override
public FluidStack drain(ForgeDirection from, FluidStack resource, boolean doDrain) {
if (BlockGenericPipe.isValid(pipe) && pipe.transport instanceof IFluidHandler && !hasPlug(from))
return ((IFluidHandler) pipe.transport).drain(from, resource, doDrain);
else
return null;
}
@Override
public boolean canFill(ForgeDirection from, Fluid fluid) {
if (BlockGenericPipe.isValid(pipe) && pipe.transport instanceof IFluidHandler && !hasPlug(from))
return ((IFluidHandler) pipe.transport).canFill(from, fluid);
else
return false;
}
@Override
public boolean canDrain(ForgeDirection from, Fluid fluid) {
if (BlockGenericPipe.isValid(pipe) && pipe.transport instanceof IFluidHandler && !hasPlug(from))
return ((IFluidHandler) pipe.transport).canDrain(from, fluid);
else
return false;
}
@Override
public FluidTankInfo[] getTankInfo(ForgeDirection from) {
return null;
}
public void scheduleRenderUpdate() {
refreshRenderState = true;
}
public boolean addFacade(ForgeDirection direction, int blockid, int meta) {
if (this.worldObj.isRemote)
return false;
if (this.facadeBlocks[direction.ordinal()] == blockid)
return false;
if (hasFacade(direction)) {
dropFacadeItem(direction);
}
this.facadeBlocks[direction.ordinal()] = blockid;
this.facadeMeta[direction.ordinal()] = meta;
worldObj.notifyBlockChange(this.xCoord, this.yCoord, this.zCoord, getBlockId());
scheduleRenderUpdate();
return true;
}
public boolean hasFacade(ForgeDirection direction) {
if (this.worldObj.isRemote)
return renderState.facadeMatrix.getFacadeBlockId(direction) != 0;
return (this.facadeBlocks[direction.ordinal()] != 0);
}
private void dropFacadeItem(ForgeDirection direction) {
Utils.dropItems(worldObj, ItemFacade.getStack(this.facadeBlocks[direction.ordinal()], this.facadeMeta[direction.ordinal()]), this.xCoord, this.yCoord, this.zCoord);
}
public void dropFacade(ForgeDirection direction) {
if (this.worldObj.isRemote)
return;
if (!hasFacade(direction))
return;
dropFacadeItem(direction);
this.facadeBlocks[direction.ordinal()] = 0;
this.facadeMeta[direction.ordinal()] = 0;
worldObj.notifyBlockChange(this.xCoord, this.yCoord, this.zCoord, getBlockId());
scheduleRenderUpdate();
}
/**
* IPipeRenderState implementation *
*/
@Override
public PipeRenderState getRenderState() {
return renderState;
}
@Override
@SideOnly(Side.CLIENT)
public IIconProvider getPipeIcons() {
if (pipe == null)
return null;
return pipe.getIconProvider();
}
@Override
public IClientState getStateInstance(byte stateId) {
switch (stateId) {
case 0:
return coreState;
case 1:
return renderState;
case 2:
return (IClientState) pipe;
}
throw new RuntimeException("Unknown state requested: " + stateId + " this is a bug!");
}
@Override
public void afterStateUpdated(byte stateId) {
if (!worldObj.isRemote)
return;
switch (stateId) {
case 0:
if (pipe == null && coreState.pipeId != 0) {
initialize(BlockGenericPipe.createPipe(coreState.pipeId));
}
if (pipe != null && coreState.gateKind != GateKind.None.ordinal()) {
if (pipe.gate == null) {
pipe.gate = new GateVanilla(pipe);
}
pipe.gate.kind = GateKind.values()[coreState.gateKind];
}
break;
}
worldObj.markBlockForRenderUpdate(xCoord, yCoord, zCoord);
}
@Override
@SideOnly(Side.CLIENT)
public double getMaxRenderDistanceSquared() {
return DefaultProps.PIPE_CONTENTS_RENDER_DIST * DefaultProps.PIPE_CONTENTS_RENDER_DIST;
}
@Override
public boolean shouldRefresh(int oldID, int newID, int oldMeta, int newMeta, World world, int x, int y, int z) {
return oldID != newID;
}
@Override
public boolean isSolidOnSide(ForgeDirection side) {
if (hasFacade(side))
return true;
if (BlockGenericPipe.isValid(pipe) && pipe instanceof ISolidSideTile) {
if (((ISolidSideTile) pipe).isSolidOnSide(side))
return true;
}
return false;
}
public boolean hasPlug(ForgeDirection side) {
if (side == null || side == ForgeDirection.UNKNOWN)
return false;
if (this.worldObj.isRemote)
return renderState.plugMatrix.isConnected(side);
return plugs[side.ordinal()];
}
public void removeAndDropPlug(ForgeDirection side) {
if (!hasPlug(side))
return;
plugs[side.ordinal()] = false;
Utils.dropItems(worldObj, new ItemStack(BuildCraftTransport.plugItem), this.xCoord, this.yCoord, this.zCoord);
worldObj.notifyBlockChange(this.xCoord, this.yCoord, this.zCoord, getBlockId());
scheduleNeighborChange(); //To force recalculation of connections
scheduleRenderUpdate();
}
public boolean addPlug(ForgeDirection forgeDirection) {
if (hasPlug(forgeDirection))
return false;
plugs[forgeDirection.ordinal()] = true;
worldObj.notifyBlockChange(this.xCoord, this.yCoord, this.zCoord, getBlockId());
scheduleNeighborChange(); //To force recalculation of connections
scheduleRenderUpdate();
return true;
}
public int getBlockId() {
Block block = getBlockType();
if (block != null) {
return block.blockID;
}
return 0;
}
@Override
public World getWorld() {
return worldObj;
}
public boolean isUseableByPlayer(EntityPlayer player) {
return worldObj.getBlockTileEntity(xCoord, yCoord, zCoord) == this;
}
public void markBlockForUpdate() {
worldObj.markBlockForUpdate(xCoord, yCoord, zCoord);
}
}