330 lines
9.5 KiB
Java
330 lines
9.5 KiB
Java
/*
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* This file is part of Applied Energistics 2.
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* Copyright (c) 2013 - 2015, AlgorithmX2, All rights reserved.
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*
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* Applied Energistics 2 is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Applied Energistics 2 is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with Applied Energistics 2. If not, see <http://www.gnu.org/licenses/lgpl>.
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*/
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package appeng.spatial;
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import java.util.ArrayList;
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import java.util.List;
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import net.minecraft.block.Block;
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import net.minecraft.block.state.IBlockState;
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import net.minecraft.entity.Entity;
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import net.minecraft.entity.player.EntityPlayerMP;
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import net.minecraft.util.math.AxisAlignedBB;
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import net.minecraft.util.math.BlockPos;
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import net.minecraft.util.math.MathHelper;
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import net.minecraft.world.Teleporter;
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import net.minecraft.world.World;
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import net.minecraft.world.WorldServer;
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import appeng.api.AEApi;
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import appeng.api.util.WorldCoord;
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import appeng.core.stats.Achievements;
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import appeng.util.Platform;
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public class StorageHelper
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{
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private static StorageHelper instance;
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public static StorageHelper getInstance()
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{
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if( instance == null )
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{
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instance = new StorageHelper();
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}
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return instance;
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}
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/**
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* Mostly from dimensional doors.. which mostly got it form X-Comp.
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*
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* @param entity to be teleported entity
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* @param link destination
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*
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* @return teleported entity
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*/
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private Entity teleportEntity( Entity entity, final TelDestination link )
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{
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final WorldServer oldWorld;
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final WorldServer newWorld;
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final EntityPlayerMP player;
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try
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{
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oldWorld = (WorldServer) entity.worldObj;
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newWorld = (WorldServer) link.dim;
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player = ( entity instanceof EntityPlayerMP ) ? (EntityPlayerMP) entity : null;
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}
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catch( final Throwable e )
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{
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return entity;
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}
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if( oldWorld == null )
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{
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return entity;
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}
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if( newWorld == null )
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{
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return entity;
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}
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// Are we riding something? Teleport it instead.
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if( entity.isRiding() )
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{
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return this.teleportEntity( entity.getRidingEntity(), link );
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}
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// Is something riding us? Handle it first.
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final List<Entity> passangers = entity.getPassengers();
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final List<Entity> passangersOnOtherSide = new ArrayList<>();
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if( !passangers.isEmpty() )
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{
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for( Entity passanger : passangers )
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{
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passanger.dismountRidingEntity();
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passangersOnOtherSide.add( teleportEntity( passanger, link ) );
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}
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// We keep track of all so we can remount them on the other side.
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}
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// load the chunk!
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newWorld.getChunkProvider().provideChunk( MathHelper.floor_double( link.x ) >> 4, MathHelper.floor_double( link.z ) >> 4 );
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if( newWorld != oldWorld )
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{
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if( player != null )
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{
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if( link.dim.provider instanceof StorageWorldProvider )
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{
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Achievements.SpatialIOExplorer.addToPlayer( player );
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}
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player.mcServer.getPlayerList().transferPlayerToDimension( player, link.dim.provider.getDimension(), new METeleporter( newWorld, link ) );
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}
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else
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{
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entity.getServer().getPlayerList().transferEntityToWorld( entity, entity.dimension, entity.getServer().worldServerForDimension( entity.dimension ), (WorldServer) link.dim, new METeleporter( newWorld, link ) );
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}
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}
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if( !passangersOnOtherSide.isEmpty() )
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{
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if( player != null )
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{
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entity.worldObj.updateEntityWithOptionalForce( entity, true );
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}
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for( Entity passanger : passangersOnOtherSide )
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{
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passanger.startRiding( entity, true );
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}
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}
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return entity;
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}
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private void transverseEdges( final int minX, final int minY, final int minZ, final int maxX, final int maxY, final int maxZ, final ISpatialVisitor visitor )
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{
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for( int y = minY; y < maxY; y++ )
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{
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for( int z = minZ; z < maxZ; z++ )
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{
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visitor.visit( new BlockPos( minX, y, z ) );
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visitor.visit( new BlockPos( maxX, y, z ) );
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}
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}
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for( int x = minX; x < maxX; x++ )
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{
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for( int z = minZ; z < maxZ; z++ )
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{
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visitor.visit( new BlockPos( x, minY, z ) );
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visitor.visit( new BlockPos( x, maxY, z ) );
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}
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}
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for( int x = minX; x < maxX; x++ )
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{
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for( int y = minY; y < maxY; y++ )
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{
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visitor.visit( new BlockPos( x, y, minZ ) );
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visitor.visit( new BlockPos( x, y, maxZ ) );
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}
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}
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}
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public void swapRegions( final World srcWorld,
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final int srcX, final int srcY, final int srcZ,
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final World dstWorld,
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final int dstX, final int dstY, final int dstZ,
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final int scaleX, final int scaleY, final int scaleZ )
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{
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AEApi.instance().definitions().blocks().matrixFrame().maybeBlock().ifPresent( matrixFrameBlock ->
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this.transverseEdges( dstX - 1, dstY - 1, dstZ - 1, dstX + scaleX + 1, dstY + scaleY + 1, dstZ + scaleZ + 1, new WrapInMatrixFrame( matrixFrameBlock.getDefaultState(), dstWorld ) )
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);
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final AxisAlignedBB srcBox = new AxisAlignedBB( srcX, srcY, srcZ, srcX + scaleX + 1, srcY + scaleY + 1, srcZ + scaleZ + 1 );
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final AxisAlignedBB dstBox = new AxisAlignedBB( dstX, dstY, dstZ, dstX + scaleX + 1, dstY + scaleY + 1, dstZ + scaleZ + 1 );
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final CachedPlane cDst = new CachedPlane( dstWorld, dstX, dstY, dstZ, dstX + scaleX, dstY + scaleY, dstZ + scaleZ );
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final CachedPlane cSrc = new CachedPlane( srcWorld, srcX, srcY, srcZ, srcX + scaleX, srcY + scaleY, srcZ + scaleZ );
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// do nearly all the work... swaps blocks, tiles, and block ticks
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cSrc.swap( cDst );
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final List<Entity> srcE = srcWorld.getEntitiesWithinAABB( Entity.class, srcBox );
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final List<Entity> dstE = dstWorld.getEntitiesWithinAABB( Entity.class, dstBox );
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for( final Entity e : dstE )
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{
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this.teleportEntity( e, new TelDestination( srcWorld, srcBox, e.posX, e.posY, e.posZ, -dstX + srcX, -dstY + srcY, -dstZ + srcZ ) );
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}
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for( final Entity e : srcE )
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{
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this.teleportEntity( e, new TelDestination( dstWorld, dstBox, e.posX, e.posY, e.posZ, -srcX + dstX, -srcY + dstY, -srcZ + dstZ ) );
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}
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for( final WorldCoord wc : cDst.getUpdates() )
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{
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cSrc.getWorld().notifyBlockOfStateChange( wc.getPos(), Platform.AIR_BLOCK );
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}
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for( final WorldCoord wc : cSrc.getUpdates() )
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{
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cSrc.getWorld().notifyBlockOfStateChange( wc.getPos(), Platform.AIR_BLOCK );
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}
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this.transverseEdges( srcX - 1, srcY - 1, srcZ - 1, srcX + scaleX + 1, srcY + scaleY + 1, srcZ + scaleZ + 1, new TriggerUpdates( srcWorld ) );
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this.transverseEdges( dstX - 1, dstY - 1, dstZ - 1, dstX + scaleX + 1, dstY + scaleY + 1, dstZ + scaleZ + 1, new TriggerUpdates( dstWorld ) );
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this.transverseEdges( srcX, srcY, srcZ, srcX + scaleX, srcY + scaleY, srcZ + scaleZ, new TriggerUpdates( srcWorld ) );
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this.transverseEdges( dstX, dstY, dstZ, dstX + scaleX, dstY + scaleY, dstZ + scaleZ, new TriggerUpdates( dstWorld ) );
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/*
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* IChunkProvider cp = destination.getChunkProvider(); if ( cp instanceof ChunkProviderServer ) {
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* ChunkProviderServer
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* srv = (ChunkProviderServer) cp; srv.unloadAllChunks(); }
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* cp.unloadQueuedChunks();
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*/
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}
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private static class TriggerUpdates implements ISpatialVisitor
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{
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private final World dst;
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public TriggerUpdates( final World dst2 )
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{
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this.dst = dst2;
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}
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@Override
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public void visit( final BlockPos pos )
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{
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final Block blk = this.dst.getBlockState( pos ).getBlock();
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blk.neighborChanged( Platform.AIR_BLOCK.getDefaultState(), this.dst, pos, Platform.AIR_BLOCK );
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}
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}
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private static class WrapInMatrixFrame implements ISpatialVisitor
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{
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private final World dst;
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private final IBlockState state;
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public WrapInMatrixFrame( final IBlockState state, final World dst2 )
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{
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this.dst = dst2;
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this.state = state;
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}
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@Override
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public void visit( final BlockPos pos )
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{
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this.dst.setBlockState( pos, this.state );
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}
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}
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private static class TelDestination
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{
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private final World dim;
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private final double x;
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private final double y;
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private final double z;
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private final int xOff;
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private final int yOff;
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private final int zOff;
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TelDestination( final World dimension, final AxisAlignedBB srcBox, final double x, final double y, final double z, final int tileX, final int tileY, final int tileZ )
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{
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this.dim = dimension;
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this.x = Math.min( srcBox.maxX - 0.5, Math.max( srcBox.minX + 0.5, x + tileX ) );
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this.y = Math.min( srcBox.maxY - 0.5, Math.max( srcBox.minY + 0.5, y + tileY ) );
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this.z = Math.min( srcBox.maxZ - 0.5, Math.max( srcBox.minZ + 0.5, z + tileZ ) );
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this.xOff = tileX;
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this.yOff = tileY;
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this.zOff = tileZ;
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}
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}
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private static class METeleporter extends Teleporter
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{
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private final TelDestination destination;
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public METeleporter( final WorldServer par1WorldServer, final TelDestination d )
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{
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super( par1WorldServer );
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this.destination = d;
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}
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@Override
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public void placeInPortal( final Entity par1Entity, final float rotationYaw )
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{
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par1Entity.setLocationAndAngles( this.destination.x, this.destination.y, this.destination.z, par1Entity.rotationYaw, 0.0F );
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par1Entity.motionX = par1Entity.motionY = par1Entity.motionZ = 0.0D;
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}
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@Override
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public boolean placeInExistingPortal( final Entity entityIn, final float p_180620_2_ )
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{
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return false;
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}
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@Override
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public boolean makePortal( final Entity par1Entity )
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{
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return false;
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}
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@Override
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public void removeStalePortalLocations( final long par1 )
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{
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}
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}
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}
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