add terminating pool overwrite

core/src/main/java/com/volmit/iris/engine/jigsaw/PlannedPiece.java

@@ -160,6 +160,6 @@ public class PlannedPiece {
     }
 
     public boolean isFull() {
-        return connected.size() >= piece.getConnectors().size() || isDead();
+        return connected.size() >= piece.getConnectors().size();
     }
 }

core/src/main/java/com/volmit/iris/engine/jigsaw/PlannedStructure.java

@@ -257,7 +257,8 @@ public class PlannedStructure {
     private KList<IrisJigsawPiece> getShuffledPiecesFor(IrisJigsawPieceConnector c) {
         KList<IrisJigsawPiece> p = new KList<>();
 
-        for (String i : c.getPools().shuffleCopy(rng)) {
+        KList<String> pools = terminating && getStructure().getTerminatePool() != null ? new KList<>(getStructure().getTerminatePool()) : c.getPools().shuffleCopy(rng);
+        for (String i : pools) {
             for (String j : getData().getJigsawPoolLoader().load(i).getPieces().shuffleCopy(rng)) {
                 IrisJigsawPiece pi = getData().getJigsawPieceLoader().load(j);
 
@@ -283,7 +284,9 @@ public class PlannedStructure {
     }
 
     public KList<PlannedPiece> getPiecesWithAvailableConnectors() {
-        return pieces.copy().removeWhere(PlannedPiece::isFull);
+        KList<PlannedPiece> available = pieces.copy().removeWhere(PlannedPiece::isFull);
+        if (!terminating) available.removeIf(PlannedPiece::isDead);
+        return available;
     }
 
     public int getVolume() {

core/src/main/java/com/volmit/iris/engine/object/IrisJigsawStructure.java

@@ -56,6 +56,10 @@ public class IrisJigsawStructure extends IrisRegistrant {
     @Desc("If set to true, iris will look for any pieces with only one connector in valid pools for edge connectors and attach them to 'terminate' the paths/piece connectors. Essentially it caps off ends. For example in a village, Iris would add houses to the ends of roads where possible. For terminators to be selected, they can only have one connector or they wont be chosen.")
     private boolean terminate = true;
 
+    @RegistryListResource(IrisJigsawPool.class)
+    @Desc("The pool to use when terminating pieces")
+    private String terminatePool = null;
+
     @Desc("Override the y range instead of placing on the height map")
     private IrisStyledRange overrideYRange = null;