class="kw">package com.hypixel.hytale.builtin.hytalegenerator.positionproviders;

class="kw">import com.hypixel.hytale.builtin.hytalegenerator.bounds.Bounds3d;
class="kw">import com.hypixel.hytale.builtin.hytalegenerator.pipe.Control;
class="kw">import com.hypixel.hytale.builtin.hytalegenerator.pipe.Pipe;
class="kw">import javax.annotation.Nonnull;
class="kw">import org.joml.Vector3d;

class="kw">public class AnchorPositionProvider class="kw">extends PositionProvider {
   @Nonnull
   class="kw">private class="kw">final PositionProvider positionProvider;
   class="kw">private class="kw">final boolean isReversed;
   @Nonnull
   class="kw">private class="kw">final Bounds3d rOffsetBounds;
   @Nonnull
   class="kw">private class="kw">final PositionProvider.Context rChildContext;
   @Nonnull
   class="kw">private class="kw">final Vector3d rNewPosition;
   @Nonnull
   class="kw">private class="kw">final Vector3d rAnchor;
   @Nonnull
   class="kw">private PositionProvider.Context rContext;
   @Nonnull
   class="kw">private class="kw">final Pipe.One<Vector3d> rChildPipe = new Pipe.One<Vector3d>() {
      class="kw">public void accept(@Nonnull Vector3d var1, @Nonnull Control var2) {
         AnchorPositionProvider.this.rNewPosition.set(var1);
         if (AnchorPositionProvider.this.isReversed) {
            AnchorPositionProvider.this.rNewPosition.sub(AnchorPositionProvider.this.rAnchor);
         } else {
            AnchorPositionProvider.this.rNewPosition.add(AnchorPositionProvider.this.rAnchor);
         }

         if (AnchorPositionProvider.this.rContext.bounds.contains(AnchorPositionProvider.this.rNewPosition)) {
            AnchorPositionProvider.this.rContext.pipe.accept(AnchorPositionProvider.this.rNewPosition, var2);
         }
      }
   };

   class="kw">public AnchorPositionProvider(@Nonnull PositionProvider var1, boolean var2) {
      this.positionProvider = var1;
      this.isReversed = var2;
      this.rOffsetBounds = new Bounds3d();
      this.rChildContext = new PositionProvider.Context();
      this.rNewPosition = new Vector3d();
      this.rAnchor = new Vector3d();
      this.rContext = new PositionProvider.Context();
   }

   @Override
   class="kw">public void generate(@Nonnull PositionProvider.Context var1) {
      if (var1.anchor == null) {
         this.positionProvider.generate(var1);
      } else {
         this.rContext = var1;
         this.rAnchor.set(var1.anchor);
         this.rOffsetBounds.assign(var1.bounds);
         if (this.isReversed) {
            this.rOffsetBounds.offset(this.rAnchor);
         } else {
            this.rOffsetBounds.offsetOpposite(this.rAnchor);
         }

         this.rChildContext.assign(var1);
         this.rChildContext.bounds = this.rOffsetBounds;
         this.rChildContext.pipe = this.rChildPipe;
         this.positionProvider.generate(this.rChildContext);
         this.rChildContext.clearReferences();
         this.rContext = PositionProvider.Context.DEFAULT_INSTANCE;
      }
   }
}