Merge pull request #1120 from malte0811/transformerFixes

Mostly transformer fixes

build.gradle

@@ -26,8 +26,8 @@ version = "${mainVersion}-${buildNumber}"
 group= "blusunrize" 
 archivesBaseName = "ImmersiveEngineering"
 
-sourceCompatibility = 1.7
-targetCompatibility = 1.7
+sourceCompatibility = 1.8
+targetCompatibility = 1.8
 
 minecraft {
     version = "1.8.9-11.15.1.1855"

src/main/java/blusunrize/immersiveengineering/api/energy/wires/IImmersiveConnectable.java

@@ -1,5 +1,10 @@
 package blusunrize.immersiveengineering.api.energy.wires;
 
+import java.util.Set;
+
+import com.google.common.collect.ImmutableSet;
+
+import blusunrize.immersiveengineering.api.ApiUtils;
 import blusunrize.immersiveengineering.api.TargetingInfo;
 import blusunrize.immersiveengineering.api.energy.wires.ImmersiveNetHandler.Connection;
 import net.minecraft.util.BlockPos;
@@ -77,4 +82,11 @@ public interface IImmersiveConnectable
 	 * @return Where the cable should attach
 	 */
 	public Vec3 getConnectionOffset(Connection con);
+	/**
+	 * returns a set of Blocks to be ignored when raytracing
+	 */
+	public default Set<BlockPos> getIgnored(IImmersiveConnectable other)
+	{
+		return ImmutableSet.of(ApiUtils.toBlockPos(this));
+	}
 }

src/main/java/blusunrize/immersiveengineering/api/energy/wires/TileEntityImmersiveConnectable.java

@@ -167,6 +167,8 @@ public void readCustomNBT(NBTTagCompound nbt, boolean descPacket)
 		try{
 			if(nbt.hasKey("limitType"))
 				limitType = ApiUtils.getWireTypeFromNBT(nbt, "limitType");
+			else
+				limitType = null;
 
 			//			int[] prevPos = nbt.getIntArray("prevPos");
 			//			if(prevPos!=null && prevPos.length>3 && FMLCommonHandler.instance().getEffectiveSide()==Side.SERVER)

src/main/java/blusunrize/immersiveengineering/client/models/IESmartObjModel.java

@@ -23,6 +23,7 @@
 import blusunrize.immersiveengineering.api.shader.IShaderEquipableItem;
 import blusunrize.immersiveengineering.api.shader.IShaderItem;
 import blusunrize.immersiveengineering.api.shader.ShaderCase;
+import blusunrize.immersiveengineering.client.models.smart.ConnModelReal.ExtBlockstateAdapter;
 import blusunrize.immersiveengineering.common.util.chickenbones.Matrix4;
 import net.minecraft.block.state.IBlockState;
 import net.minecraft.client.Minecraft;
@@ -293,8 +294,8 @@ public OBJBakedModel handleBlockState(IBlockState state)
 		if(state instanceof IExtendedBlockState)
 		{
 			IExtendedBlockState exState = (IExtendedBlockState) state;
-			int hash = getExtendedStateHash(exState);
-			if(!modelCache.containsKey(hash))
+			ExtBlockstateAdapter adapter = new ExtBlockstateAdapter(exState);
+			if(!modelCache.containsKey(adapter))
 			{
 				IESmartObjModel model = null;
 				if(exState.getUnlistedNames().contains(OBJProperty.instance))
@@ -312,9 +313,9 @@ public OBJBakedModel handleBlockState(IBlockState state)
 				if(model==null)
 					model = new IESmartObjModel(baseModel, getModel(), this.getState(), getFormat(), getTextures(), transformationMap);
 				model.tempState = state;
-				modelCache.put(hash, model);
+				modelCache.put(adapter, model);
 			}
-			return modelCache.get(hash);
+			return modelCache.get(adapter);
 		}
 		return this;
 	}
@@ -323,7 +324,7 @@ static int getExtendedStateHash(IExtendedBlockState state)
 		return state.hashCode()*31 + state.getUnlistedProperties().hashCode();
 	}
 
-	static HashMap<Integer, IESmartObjModel> modelCache = new HashMap();
+	static HashMap<ExtBlockstateAdapter, IESmartObjModel> modelCache = new HashMap<>();
 	//	private final LoadingCache<Integer, IESmartObjModel> ieobjcache = CacheBuilder.newBuilder().maximumSize(20).build(new CacheLoader<Integer, IESmartObjModel>()
 	//	{
 	//		public IESmartObjModel load(IModelState state) throws Exception

src/main/java/blusunrize/immersiveengineering/client/models/smart/ConnModelReal.java

@@ -161,7 +161,7 @@ public ItemCameraTransforms getItemCameraTransforms()
 
 	}
 
-	private class ExtBlockstateAdapter
+	public static class ExtBlockstateAdapter
 	{
 		final IExtendedBlockState state;
 

src/main/java/blusunrize/immersiveengineering/common/blocks/BlockIEBase.java

@@ -253,9 +253,14 @@ protected IBlockState getInitDefaultState()
 		IBlockState state = this.blockState.getBaseState().withProperty(this.property, enumValues[0]);
 		for(int i=0; i<this.additionalProperties.length; i++)
 			if(this.additionalProperties[i]!=null && !this.additionalProperties[i].getAllowedValues().isEmpty())
-				state = state.withProperty(this.additionalProperties[i], this.additionalProperties[i].getAllowedValues().toArray()[0]);
+				state = applyProperty(state, additionalProperties[i], additionalProperties[i].getAllowedValues().iterator().next());
 		return state;
 	}
+
+	protected <V extends Comparable<V>> IBlockState applyProperty(IBlockState in, IProperty<V> prop, Object val)
+	{
+		return in.withProperty(prop, (V)val);
+	}
 
 	public void onIEBlockPlacedBy(World world, BlockPos pos, IBlockState state, EnumFacing side, float hitX, float hitY, float hitZ, EntityLivingBase placer, ItemStack stack)
 	{
@@ -291,7 +296,7 @@ public IBlockState getActualState(IBlockState state, IBlockAccess world, BlockPo
 	{
 		for(int i=0; i<this.additionalProperties.length; i++)
 			if(this.additionalProperties[i]!=null && !this.additionalProperties[i].getAllowedValues().isEmpty())
-				state = state.withProperty(this.additionalProperties[i], this.additionalProperties[i].getAllowedValues().toArray()[0]);
+				state = applyProperty(state, this.additionalProperties[i], this.additionalProperties[i].getAllowedValues().toArray()[0]);
 		return state;
 	}
 	@Override
@@ -300,7 +305,7 @@ public IBlockState getStateFromMeta(int meta)
 		IBlockState state = this.getDefaultState().withProperty(this.property, fromMeta(meta));
 		for(int i=0; i<this.additionalProperties.length; i++)
 			if(this.additionalProperties[i]!=null && !this.additionalProperties[i].getAllowedValues().isEmpty())
-				state = state.withProperty(this.additionalProperties[i], this.additionalProperties[i].getAllowedValues().toArray()[0]);
+				state = applyProperty(state, this.additionalProperties[i], this.additionalProperties[i].getAllowedValues().toArray()[0]);
 		return state;
 		//		return this.getDefaultState().withProperty(this.property, fromMeta(meta));
 	}
@@ -349,6 +354,16 @@ else if(this.blockMaterial==Material.wood||this.blockMaterial==Material.cactus)
 			this.stepSound = Block.soundTypeWood;
 	}
 
+	public boolean onBlockEventReceived(World worldIn, BlockPos pos, IBlockState state, int eventID, int eventParam)
+	{
+		if (worldIn.isRemote&&eventID==255)
+		{
+			worldIn.markBlockForUpdate(pos);
+			return true;
+		}
+		return super.onBlockEventReceived(worldIn, pos, state, eventID, eventParam);
+	}
+
 	public boolean allowHammerHarvest(IBlockState blockState)
 	{
 		return false;

src/main/java/blusunrize/immersiveengineering/common/blocks/BlockIETileProvider.java

@@ -157,12 +157,6 @@ else if(tile instanceof IHasDummyBlocks)
 
 		return state;
 	}
-	protected IBlockState applyProperty(IBlockState state, IProperty property, Object value)
-	{
-		if(state.getProperties().containsKey(property))
-			state = state.withProperty(property, value);
-		return state;
-	}
 
 	@Override
 	public IBlockState getExtendedState(IBlockState state, IBlockAccess world, BlockPos pos)

src/main/java/blusunrize/immersiveengineering/common/blocks/metal/TileEntityTransformer.java

@@ -2,7 +2,9 @@
 
 import java.util.ArrayList;
 import java.util.List;
+import java.util.Set;
 
+import com.google.common.collect.ImmutableSet;
 import com.google.common.collect.Lists;
 
 import blusunrize.immersiveengineering.api.ApiUtils;
@@ -93,6 +95,8 @@ public void readCustomNBT(NBTTagCompound nbt, boolean descPacket)
 		facing = EnumFacing.getFront(nbt.getInteger("facing"));
 		if(nbt.hasKey("secondCable"))
 			secondCable = ApiUtils.getWireTypeFromNBT(nbt, "secondCable");
+		else
+			secondCable = null;
 		dummy = nbt.getInteger("dummy");
 		postAttached = nbt.getInteger("postAttached");
 	}
@@ -377,4 +381,8 @@ public boolean isOverrideBox(AxisAlignedBB box, EntityPlayer player, MovingObjec
 			return true;	
 		return false;
 	}
+	@Override
+	public Set<BlockPos> getIgnored(IImmersiveConnectable other) {
+		return ImmutableSet.of(pos.up(), pos.up(2));
+	}
 }

src/main/java/blusunrize/immersiveengineering/common/blocks/multiblocks/MultiblockArcFurnace.java

@@ -193,6 +193,8 @@ public boolean createStructure(World world, BlockPos pos, EnumFacing side, Entit
 								tile.pos = h*25 + l*5 + (w+2);
 								tile.offset = new int[]{(side==EnumFacing.WEST?-l+2: side==EnumFacing.EAST?l-2: side==EnumFacing.NORTH?ww: -ww),h-1,(side==EnumFacing.NORTH?-l+2: side==EnumFacing.SOUTH?l-2: side==EnumFacing.EAST?ww : -ww)};
 								tile.mirrored = mirrored;
+								tile.markDirty();
+								world.addBlockEvent(pos2, IEContent.blockMetalMultiblock, 255, 0);
 							}
 						}
 			player.triggerAchievement(IEAchievements.mbArcFurnace);

src/main/java/blusunrize/immersiveengineering/common/blocks/multiblocks/MultiblockBlastFurnace.java

@@ -89,8 +89,9 @@ public boolean createStructure(World world, BlockPos pos, EnumFacing side, Entit
 					int xx = f==EnumFacing.EAST?l: f==EnumFacing.WEST?-l: f==EnumFacing.NORTH?-w:w;
 					int zz = f==EnumFacing.NORTH?l: f==EnumFacing.SOUTH?-l: f==EnumFacing.EAST?w:-w;
 
-					world.setBlockState(pos.add(xx, h, zz), IEContent.blockStoneDevice.getStateFromMeta(1));
-					TileEntity curr = world.getTileEntity(pos.add(xx, h, zz));
+					BlockPos pos2 = pos.add(xx, h, zz);
+					world.setBlockState(pos2, IEContent.blockStoneDevice.getStateFromMeta(1));
+					TileEntity curr = world.getTileEntity(pos2);
 					if(curr instanceof TileEntityBlastFurnace)
 					{
 						TileEntityBlastFurnace currBlast = (TileEntityBlastFurnace) curr;
@@ -99,6 +100,7 @@ public boolean createStructure(World world, BlockPos pos, EnumFacing side, Entit
 						currBlast.facing=f.getOpposite();
 						currBlast.formed=true;
 						currBlast.markDirty();
+						world.addBlockEvent(pos2, IEContent.blockStoneDevice, 255, 0);
 					}
 				}
 		player.triggerAchievement(IEAchievements.blastfurnace);

src/main/java/blusunrize/immersiveengineering/common/blocks/multiblocks/MultiblockBlastFurnaceAdvanced.java

@@ -117,7 +117,8 @@ public boolean createStructure(World world, BlockPos pos, EnumFacing side, Entit
 						int zz = f==EnumFacing.NORTH?l: f==EnumFacing.SOUTH?-l: f==EnumFacing.EAST?w:-w;
 
 						world.setBlockState(pos.add(xx, h, zz), IEContent.blockStoneDevice.getStateFromMeta(2));
-						TileEntity curr = world.getTileEntity(pos.add(xx, h, zz));
+						BlockPos pos2 = pos.add(xx, h, zz);
+						TileEntity curr = world.getTileEntity(pos2);
 						if(curr instanceof TileEntityBlastFurnace)
 						{
 							TileEntityBlastFurnace currBlast = (TileEntityBlastFurnace) curr;
@@ -126,6 +127,7 @@ public boolean createStructure(World world, BlockPos pos, EnumFacing side, Entit
 							currBlast.facing=f.getOpposite();
 							currBlast.formed=true;
 							currBlast.markDirty();
+							world.addBlockEvent(pos2, IEContent.blockStoneDevice, 255, 0);
 						}
 					}
 		player.triggerAchievement(IEAchievements.mbImprovedBlastFurnace);

src/main/java/blusunrize/immersiveengineering/common/blocks/multiblocks/MultiblockBucketWheel.java

@@ -135,6 +135,8 @@ public boolean createStructure(World world, BlockPos pos, EnumFacing side, Entit
 					tile.pos = (w+3) + (h+3)*7;
 
 					tile.offset = new int[]{(side==EnumFacing.NORTH?w: side==EnumFacing.SOUTH?-w: 0),h,(side==EnumFacing.WEST?w: side==EnumFacing.EAST?-w: 0)};
+					tile.markDirty();
+					world.addBlockEvent(pos2, IEContent.blockMetalMultiblock, 255, 0);
 				}
 			}
 		return true;

src/main/java/blusunrize/immersiveengineering/common/blocks/multiblocks/MultiblockCokeOven.java

@@ -90,7 +90,8 @@ public boolean createStructure(World world, BlockPos pos, EnumFacing side, Entit
 					int zz = f==EnumFacing.NORTH?l: f==EnumFacing.SOUTH?-l: f==EnumFacing.EAST?w:-w;
 
 					world.setBlockState(pos.add(xx, h, zz), IEContent.blockStoneDevice.getStateFromMeta(0));
-					TileEntity curr = world.getTileEntity(pos.add(xx, h, zz));
+					BlockPos pos2 = pos.add(xx, h, zz);
+					TileEntity curr = world.getTileEntity(pos2);
 					if(curr instanceof TileEntityCokeOven)
 					{
 						TileEntityCokeOven currBlast = (TileEntityCokeOven) curr;
@@ -99,6 +100,7 @@ public boolean createStructure(World world, BlockPos pos, EnumFacing side, Entit
 						currBlast.facing=f.getOpposite();
 						currBlast.formed=true;
 						currBlast.markDirty();
+						world.addBlockEvent(pos2, IEContent.blockStoneDevice, 255, 0);
 					}
 				}
 		return true;

src/main/java/blusunrize/immersiveengineering/common/blocks/multiblocks/MultiblockCrusher.java

@@ -157,6 +157,8 @@ public boolean createStructure(World world, BlockPos pos, EnumFacing side, Entit
 							tile.pos = (h+1)*15 + l*5 + (w+2);
 							tile.offset = new int[]{(side==EnumFacing.WEST?-l+1: side==EnumFacing.EAST?l-1: side==EnumFacing.NORTH?ww: -ww),h,(side==EnumFacing.NORTH?-l+1: side==EnumFacing.SOUTH?l-1: side==EnumFacing.EAST?ww : -ww)};
 							tile.mirrored = mirrored;
+							tile.markDirty();
+							world.addBlockEvent(pos2, IEContent.blockMetalMultiblock, 255, 0);
 						}
 					}
 			player.triggerAchievement(IEAchievements.mbCrusher);

src/main/java/blusunrize/immersiveengineering/common/blocks/multiblocks/MultiblockDieselGenerator.java

@@ -167,6 +167,8 @@ public boolean createStructure(World world, BlockPos pos, EnumFacing side, Entit
 							tile.pos = (h+1)*15 + l*3 + (w+1);
 							tile.offset = new int[]{(side==EnumFacing.WEST?-l+2: side==EnumFacing.EAST?l-2: side==EnumFacing.NORTH?ww: -ww),h,(side==EnumFacing.NORTH?-l+2: side==EnumFacing.SOUTH?l-2: side==EnumFacing.EAST?ww : -ww)};
 							tile.mirrored=mirror;
+							tile.markDirty();
+							world.addBlockEvent(pos2, IEContent.blockMetalMultiblock, 255, 0);
 						}
 					}
 			player.triggerAchievement(IEAchievements.mbDieselGen);

src/main/java/blusunrize/immersiveengineering/common/blocks/multiblocks/MultiblockExcavator.java

@@ -159,6 +159,8 @@ public boolean createStructure(World world, BlockPos pos, EnumFacing side, Entit
 							tile.pos = (h+1)*18 + l*3 + (w+1);
 							tile.offset = new int[]{(side==EnumFacing.WEST?-l: side==EnumFacing.EAST?l: side==EnumFacing.NORTH?ww: -ww),h,(side==EnumFacing.NORTH?-l: side==EnumFacing.SOUTH?l: side==EnumFacing.EAST?ww : -ww)};
 							tile.mirrored=mirror;
+							tile.markDirty();
+							world.addBlockEvent(pos2, IEContent.blockMetalMultiblock, 255, 0);
 						}
 					}
 			player.triggerAchievement(IEAchievements.mbExcavator);

src/main/java/blusunrize/immersiveengineering/common/blocks/multiblocks/MultiblockFermenter.java

@@ -162,6 +162,8 @@ public boolean createStructure(World world, BlockPos pos, EnumFacing side, Entit
 						tile.pos = (h+1)*9 + (l+1)*3 + (w+1);
 						tile.offset = new int[]{(side==EnumFacing.WEST?-l: side==EnumFacing.EAST?l: side==EnumFacing.NORTH?ww: -ww),h,(side==EnumFacing.NORTH?-l: side==EnumFacing.SOUTH?l: side==EnumFacing.EAST?ww : -ww)};
 						tile.mirrored=mirror;
+						tile.markDirty();
+						world.addBlockEvent(pos2, IEContent.blockMetalMultiblock, 255, 0);
 					}
 				}
 		return true;

src/main/java/blusunrize/immersiveengineering/common/blocks/multiblocks/MultiblockMetalPress.java

@@ -172,6 +172,8 @@ else if(h==0)
 					tile.formed=true;
 					tile.pos = (h+1)*3 + (l+1);
 					tile.offset = new int[]{(dir==EnumFacing.WEST?-l: dir==EnumFacing.EAST?l: 0),h,(dir==EnumFacing.NORTH?-l: dir==EnumFacing.SOUTH?l: 0)};
+					tile.markDirty();
+					world.addBlockEvent(pos2, IEContent.blockMetalMultiblock, 255, 0);
 				}
 			}
 		player.triggerAchievement(IEAchievements.mbMetalPress);

src/main/java/blusunrize/immersiveengineering/common/blocks/multiblocks/MultiblockRefinery.java

@@ -165,6 +165,8 @@ else if(w==0)
 						tile.pos = (h+1)*15 + l*5 + (w+2);
 						tile.offset = new int[]{(side==EnumFacing.WEST?-l: side==EnumFacing.EAST?l: side==EnumFacing.NORTH?ww: -ww),h,(side==EnumFacing.NORTH?-l: side==EnumFacing.SOUTH?l: side==EnumFacing.EAST?ww : -ww)};
 						tile.mirrored=mirror;
+						tile.markDirty();
+						world.addBlockEvent(pos2, IEContent.blockMetalMultiblock, 255, 0);
 					}
 				}
 		return true;

src/main/java/blusunrize/immersiveengineering/common/blocks/multiblocks/MultiblockSheetmetalTank.java

@@ -140,7 +140,8 @@ else if(!Utils.isOreBlockAt(world, pos.add(xx, h, zz), "blockSheetmetalIron"))
 					int zz = f==EnumFacing.NORTH?l: f==EnumFacing.SOUTH?-l: f==EnumFacing.EAST?w:-w;
 
 					world.setBlockState(pos.add(xx, h, zz), IEContent.blockMetalMultiblock.getStateFromMeta(BlockTypes_MetalMultiblock.TANK.getMeta()));
-					TileEntity curr = world.getTileEntity(pos.add(xx, h, zz));
+					BlockPos pos2 = pos.add(xx, h, zz);
+					TileEntity curr = world.getTileEntity(pos2);
 					if(curr instanceof TileEntitySheetmetalTank)
 					{
 						TileEntitySheetmetalTank currTank = (TileEntitySheetmetalTank) curr;
@@ -150,6 +151,7 @@ else if(!Utils.isOreBlockAt(world, pos.add(xx, h, zz), "blockSheetmetalIron"))
 						currTank.formed=true;
 						currTank.offset=new int[]{xx,h,zz};
 						currTank.markDirty();
+						world.addBlockEvent(pos2, IEContent.blockMetalMultiblock, 255, 0);
 					}
 				}
 		return true;

src/main/java/blusunrize/immersiveengineering/common/blocks/multiblocks/MultiblockSilo.java

@@ -141,7 +141,8 @@ else if(!Utils.isOreBlockAt(world, pos.add(xx, h, zz), "blockSheetmetalIron"))
 					int zz = f==EnumFacing.NORTH?l: f==EnumFacing.SOUTH?-l: f==EnumFacing.EAST?w:-w;
 
 					world.setBlockState(pos.add(xx, h, zz), IEContent.blockMetalMultiblock.getStateFromMeta(BlockTypes_MetalMultiblock.SILO.getMeta()));
-					TileEntity curr = world.getTileEntity(pos.add(xx, h, zz));
+					BlockPos pos2 = pos.add(xx, h, zz);
+					TileEntity curr = world.getTileEntity(pos2);
 					if(curr instanceof TileEntitySilo)
 					{
 						TileEntitySilo currTank = (TileEntitySilo) curr;
@@ -151,6 +152,7 @@ else if(!Utils.isOreBlockAt(world, pos.add(xx, h, zz), "blockSheetmetalIron"))
 						currTank.formed=true;
 						currTank.offset=new int[]{xx,h,zz};
 						currTank.markDirty();
+						world.addBlockEvent(pos2, IEContent.blockMetalMultiblock, 255, 0);
 					}
 				}
 		player.triggerAchievement(IEAchievements.mbSilo);

src/main/java/blusunrize/immersiveengineering/common/blocks/multiblocks/MultiblockSqueezer.java

@@ -158,6 +158,8 @@ public boolean createStructure(World world, BlockPos pos, EnumFacing side, Entit
 						tile.pos = (h+1)*9 + (l+1)*3 + (w+1);
 						tile.offset = new int[]{(side==EnumFacing.WEST?-l: side==EnumFacing.EAST?l: side==EnumFacing.NORTH?ww: -ww),h,(side==EnumFacing.NORTH?-l: side==EnumFacing.SOUTH?l: side==EnumFacing.EAST?ww : -ww)};
 						tile.mirrored=mirror;
+						tile.markDirty();
+						world.addBlockEvent(pos2, IEContent.blockMetalMultiblock, 255, 0);
 					}
 				}
 		return true;

src/main/java/blusunrize/immersiveengineering/common/blocks/wooden/TileEntityWoodenPost.java

@@ -167,6 +167,7 @@ public void placeDummies(BlockPos pos, IBlockState state, EnumFacing side, float
 		{
 			worldObj.setBlockState(pos.add(0,i,0), state);
 			((TileEntityWoodenPost)worldObj.getTileEntity(pos.add(0,i,0))).dummy = (byte)i;
+			worldObj.addBlockEvent(pos.add(0, i, 0), getBlockType(), 255, 0);
 		}
 	}
 	@Override

src/main/java/blusunrize/immersiveengineering/common/items/ItemWireCoil.java

@@ -1,5 +1,6 @@
 package blusunrize.immersiveengineering.common.items;
 
+import java.util.HashSet;
 import java.util.List;
 import java.util.Set;
 
@@ -126,7 +127,10 @@ else if(!(tileEntityLinkingPos instanceof IImmersiveConnectable))
 						{
 							Vec3 rtOff0 = nodeHere.getRaytraceOffset(nodeLink).addVector(masterPos.getX(), masterPos.getY(), masterPos.getZ());
 							Vec3 rtOff1 = nodeLink.getRaytraceOffset(nodeHere).addVector(linkPos.getX(), linkPos.getY(), linkPos.getZ());
-							boolean canSee = Utils.canBlocksSeeOther(world, masterPos, linkPos, rtOff0,rtOff1);
+							Set<BlockPos> ignore = new HashSet<>();
+							ignore.addAll(nodeHere.getIgnored(nodeLink));
+							ignore.addAll(nodeLink.getIgnored(nodeHere));
+							boolean canSee = Utils.rayTraceForFirst(rtOff0, rtOff1, world, ignore)==null;
 							if(canSee)
 							{
 								TargetingInfo targetLink = TargetingInfo.readFromNBT(stack.getTagCompound());