twice as many problems, half as much difficulty

src/main/java/com/hbm/hrist/ConduitConnection.java

@@ -0,0 +1,18 @@
+package com.hbm.hrist;
+
+/** Generated out of multiple ConnectionDefinitions to form a straight segment, ends at a branch */
+public class ConduitConnection {
+
+	protected boolean valid = true;
+	public ConduitConnection[] connectedTo = new ConduitConnection[2]; // a sausage always has two ends
+	public int stateKeepAlive;
+	public ConnectionStatus state = ConnectionStatus.OKAY;
+	
+	public boolean isValid() { return this.valid; }
+	public void invalidate() { this.valid = false; }
+	
+	public static enum ConnectionStatus {
+		OKAY,
+		BLOCKED
+	}
+}

src/main/java/com/hbm/hrist/ConduitPiece.java

@@ -0,0 +1,50 @@
+package com.hbm.hrist;
+
+import com.hbm.util.fauxpointtwelve.BlockPos;
+
+// like a tile entity but without all the useless crap
+public class ConduitPiece {
+
+	protected boolean valid = true;
+	public ConnectionDefinition[] definitions;
+	public ConduitConnection[] liveConnections;
+	
+	public ConduitPiece(ConnectionDefinition... defs) {
+		definitions = defs;
+		for(ConnectionDefinition def : defs) def.withParent(this);
+		liveConnections = new ConduitConnection[defs.length];
+	}
+	
+	public boolean isValid() { return this.valid; }
+	
+	// if a piece goes offline, the entire connection dies with it ad has to be recalculated out of the surviving pieces
+	public void invalidate() {
+		this.valid = false;
+		for(ConduitConnection con : this.liveConnections) {
+			if(con != null) con.invalidate();
+		}
+	}
+	
+	/** Describes each branch or connecting line on a piece, building block and not a working instance */
+	public static class ConnectionDefinition {
+		
+		public ConduitPiece parent;
+		public BlockPos[] connectors = new BlockPos[2];
+		double distance;
+		
+		public ConnectionDefinition(BlockPos start, BlockPos end) {
+			this(start, end, start.distanceTo(end));
+		}
+		
+		public ConnectionDefinition(BlockPos start, BlockPos end, double distance) {
+			this.connectors[0] = start;
+			this.connectors[1] = end;
+			this.distance = distance;
+		}
+		
+		public ConnectionDefinition withParent(ConduitPiece parent) {
+			this.parent = parent;
+			return this;
+		}
+	}
+}

src/main/java/com/hbm/hrist/ConduitSpace.java

@@ -3,13 +3,11 @@ package com.hbm.hrist;
 import java.util.HashMap;
 import java.util.Map;
 
-import net.minecraft.world.World;
+import com.hbm.util.fauxpointtwelve.DimPos;
 
+/// ROBUR PER UNITATEM ///
 public class ConduitSpace {
-
-	public static Map<World, ConduitWorld> worlds = new HashMap();
 	
-	public static class ConduitWorld {
+	/** Maps conduit core pos to the actual conduit piece logical unit */
-		
+	public static Map<DimPos, ConduitPiece> pieces = new HashMap();
-	}
 }

src/main/java/com/hbm/hrist/PathNode.java

@@ -1,17 +0,0 @@
-package com.hbm.hrist;
-
-import java.util.HashMap;
-import java.util.List;
-import java.util.Map;
-
-public class PathNode {
-	
-	// i suppose that's a tree now
-	public Map<PathInfo, List<PathInfo>> inToOut = new HashMap();
-
-	public static class PathInfo {
-		
-		public PathNode leadsTo;
-		public double distance;
-	}
-}

src/main/java/com/hbm/util/fauxpointtwelve/BlockPos.java

@@ -9,9 +9,10 @@ import net.minecraftforge.common.util.ForgeDirection;
  */
 public class BlockPos implements Cloneable {
 
-	private int x;
+	public static final int HASH_PRIME = 27644437;
-	private int y;
+	protected int x;
-	private int z;
+	protected int y;
+	protected int z;
 
 	public BlockPos(int x, int y, int z) {
 		this.x = x;
@@ -27,6 +28,13 @@ public class BlockPos implements Cloneable {
 		this((int)MathHelper.floor_double(x), (int)MathHelper.floor_double(y), (int)MathHelper.floor_double(z));
 	}
 	
+	public double distanceTo(BlockPos pos) {
+		int dX = pos.x - x;
+		int dY = pos.y - y;
+		int dZ = pos.z - z;
+		return Math.sqrt(dX * dX + dY * dY + dZ * dZ);
+	}
+	
 	/** Basically a setter for the coords. Violates the "muh unmutability" horseshit I don't care about and
 	 * lets me re-use the same instance for a ton of checks. RAM has priority over stupid religious bullshit. */
 	public BlockPos mutate(int x, int y, int z) {
@@ -89,7 +97,7 @@ public class BlockPos implements Cloneable {
 	}
 	
 	public static int getIdentity(int x, int y, int z) {
-		return (y + z * 27644437) * 27644437 + x;
+		return (y + z * HASH_PRIME) * HASH_PRIME + x;
 	}
 
 	@Override

src/main/java/com/hbm/util/fauxpointtwelve/DimPos.java

@@ -0,0 +1,47 @@
+package com.hbm.util.fauxpointtwelve;
+
+/** BlockPos + dimension */
+public class DimPos extends BlockPos {
+
+	protected int dim;
+	
+	public DimPos(int x, int y, int z, int dim) {
+		super(x, y, z);
+		this.dim = dim;
+	}
+	
+	public int getDim() {
+		return this.dim;
+	}
+	@Override
+	public int hashCode() {
+		return getIdentity(this.getX(), this.getY(), this.getZ(), this.getDim());
+	}
+	
+	public static int getIdentity(int x, int y, int z, int dim) {
+		return ((y + dim * HASH_PRIME) + z * HASH_PRIME) * HASH_PRIME + x; // yeah fuck it why not
+	}
+
+	@Override
+	public boolean equals(Object toCompare) {
+		if(this == toCompare) {
+			return true;
+		} else if(!(toCompare instanceof DimPos)) {
+			return false;
+		} else {
+			DimPos pos = (DimPos) toCompare;
+			if(this.getX() != pos.getX()) return false;
+			if(this.getY() != pos.getY()) return false;
+			if(this.getZ() != pos.getZ()) return false;
+			return this.getDim() == pos.getDim();
+		}
+	}
+	
+	@Override
+	public DimPos clone() {
+		try {
+			return (DimPos) super.clone();
+		} catch(Exception x) { }
+		return null;
+	}
+}