Fix TNTSimulator 2-axis compression

Signed-off-by: yoyosource <yoyosource@nidido.de>

BauSystem_Main/src/de/steamwar/bausystem/features/simulator/TNTSimulator.java

@@ -211,7 +211,23 @@ public class TNTSimulator {
 
     private void spawnRandomList(List<TNTSpawn> tntSpawns) {
         if (tntSpawns.isEmpty()) return;
-        Collections.shuffle(tntSpawns);
+
+        List<TNTSpawn> toShuffle = new ArrayList<>();
+        List<Integer> indices = new ArrayList<>();
+
+        for (int i = 0; i < tntSpawns.size(); i++) {
+            TNTSpawn tntSpawn = tntSpawns.get(i);
+            if (tntSpawn.xVelocity || tntSpawn.yVelocity || tntSpawn.zVelocity) {
+                toShuffle.add(tntSpawn);
+                indices.add(i);
+            }
+        }
+        Collections.shuffle(indices);
+
+        for (TNTSpawn tntSpawn : toShuffle) {
+            tntSpawns.set(indices.remove(0), tntSpawn);
+        }
+
         for (TNTSpawn tntSpawn : tntSpawns) {
             tntSpawn.spawn();
         }