Worm iterators

src/main/java/com/volmit/iris/util/noise/WormIterator2.java

@@ -46,6 +46,10 @@ public class WormIterator2 {
             worm = new Worm2(x, z, 0, 0);
         }
 
+        worm.getX().setVelocity(p.noise(worm.getX().getPosition(), 0));
+        worm.getZ().setVelocity(p.noise(worm.getZ().getPosition(), 0));
+        worm.step();
+
         return worm;
     }
 }

src/main/java/com/volmit/iris/util/noise/WormIterator3.java

@@ -0,0 +1,60 @@
+/*
+ * Iris is a World Generator for Minecraft Bukkit Servers
+ * Copyright (c) 2021 Arcane Arts (Volmit Software)
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package com.volmit.iris.util.noise;
+
+import com.volmit.iris.util.function.NoiseProvider;
+import lombok.Builder;
+import lombok.Data;
+
+@Builder
+@Data
+public class WormIterator3 {
+    private transient Worm3 worm;
+    private int x;
+    private int y;
+    private int z;
+    private int maxDistance;
+    private int maxIterations;
+
+    public boolean hasNext()
+    {
+        double dist = maxDistance - (Math.max(Math.max(Math.abs(worm.getX().getVelocity()),
+                Math.abs(worm.getZ().getVelocity())),
+                Math.abs(worm.getY().getVelocity())) + 1);
+        return maxIterations > 0 &&
+                ((x * x) - (worm.getX().getPosition() * worm.getX().getPosition()))
+            + ((y * y) - (worm.getY().getPosition() * worm.getY().getPosition()))
+            + ((z * z) - (worm.getZ().getPosition() * worm.getZ().getPosition())) < dist * dist;
+    }
+
+    public Worm3 next(NoiseProvider p)
+    {
+        if(worm == null)
+        {
+            worm = new Worm3(x, y, z, 0, 0, 0);
+        }
+
+        worm.getX().setVelocity(p.noise(worm.getX().getPosition(), 0));
+        worm.getY().setVelocity(p.noise(worm.getY().getPosition(), 0));
+        worm.getZ().setVelocity(p.noise(worm.getZ().getPosition(), 0));
+        worm.step();
+
+        return worm;
+    }
+}