class="kw">package com.hypixel.hytale.server.spawning.util;

class="kw">import com.hypixel.hytale.common.util.BitSetUtil;
class="kw">import com.hypixel.hytale.math.util.ChunkUtil;
class="kw">import java.util.BitSet;
class="kw">import javax.annotation.Nonnull;

class="kw">public class ChunkColumnMask {
   class="kw">public class="kw">static class="kw">final int COLUMNS = 1024;
   class="kw">private class="kw">final BitSet columns = new BitSet(1024);

   class="kw">public ChunkColumnMask() {
   }

   class="kw">public void copyFrom(@Nonnull ChunkColumnMask var1) {
      BitSetUtil.copyValues(var1.columns, this.columns);
   }

   class="kw">public boolean isEmpty() {
      class="kw">return this.columns.isEmpty();
   }

   class="kw">public void clear() {
      this.columns.clear();
   }

   class="kw">public void set() {
      this.columns.set(0, 1024);
   }

   class="kw">public boolean get(int var1, int var2) {
      class="kw">return this.columns.get(ChunkUtil.indexColumn(var1, var2));
   }

   class="kw">public void set(int var1, int var2) {
      this.columns.set(ChunkUtil.indexColumn(var1, var2));
   }

   class="kw">public void clear(int var1, int var2) {
      this.columns.clear(ChunkUtil.indexColumn(var1, var2));
   }

   class="kw">public void clear(int var1) {
      this.columns.clear(var1 & 1023);
   }

   class="kw">public void set(int var1, int var2, boolean var3) {
      this.columns.set(ChunkUtil.indexColumn(var1, var2), var3);
   }

   class="kw">public boolean get(int var1) {
      class="kw">return this.columns.get(var1 & 1023);
   }

   class="kw">public void set(int var1) {
      this.columns.set(var1 & 1023);
   }

   class="kw">public int nextSetBit(int var1) {
      class="kw">return this.columns.nextSetBit(var1 & 1023);
   }

   class="kw">public int nextClearBit(int var1) {
      class="kw">return this.columns.nextClearBit(var1 & 1023);
   }

   class="kw">public int previousSetBit(int var1) {
      class="kw">return this.columns.previousSetBit(var1 & 1023);
   }

   class="kw">public int previousClearBit(int var1) {
      class="kw">return this.columns.previousClearBit(var1 & 1023);
   }

   class="kw">public int cardinality() {
      class="kw">return this.columns.cardinality();
   }
}