class="kw">package com.hypixel.hytale.server.npc.sensorinfo;

class="kw">import com.hypixel.hytale.component.Ref;
class="kw">import com.hypixel.hytale.component.Store;
class="kw">import com.hypixel.hytale.math.util.ChunkUtil;
class="kw">import com.hypixel.hytale.math.util.MathUtil;
class="kw">import com.hypixel.hytale.protocol.BlockMaterial;
class="kw">import com.hypixel.hytale.server.core.asset.type.blocktype.config.BlockType;
class="kw">import com.hypixel.hytale.server.core.universe.world.chunk.BlockChunk;
class="kw">import com.hypixel.hytale.server.core.universe.world.storage.ChunkStore;
class="kw">import com.hypixel.hytale.server.core.universe.world.storage.EntityStore;
class="kw">import javax.annotation.Nonnull;
class="kw">import org.joml.Vector3d;

class="kw">public class GroundProjectionTransform class="kw">implements PositionSetTransform {
   class="kw">private class="kw">final int maxScanDown;

   class="kw">public GroundProjectionTransform(int var1) {
      this.maxScanDown = var1;
   }

   @Override
   class="kw">public boolean transform(@Nonnull Vector3d var1, @Nonnull Vector3d var2, @Nonnull Store<EntityStore> var3) {
      ChunkStore var4 = var3.getExternalData().getWorld().getChunkStore();
      Ref var5 = var4.getChunkReference(ChunkUtil.indexChunkFromBlock(var1.x, var1.z));
      if (var5 != null && var5.isValid()) {
         BlockChunk var6 = var4.getStore().getComponent(var5, BlockChunk.getComponentType());
         if (var6 == null) {
            class="kw">return false;
         }

         int var7 = MathUtil.floor(var1.x);
         int var8 = MathUtil.floor(var1.z);
         int var9 = MathUtil.floor(var1.y);
         int var10 = Math.max(0, var9 - this.maxScanDown);

         for (int var11 = var9; var11 >= var10; var11--) {
            int var12 = var6.getBlock(var7, var11, var8);
            if (var12 != 0) {
               BlockType var13 = BlockType.getAssetMap().getAsset(var12);
               if (var13 != null && var13.getMaterial() == BlockMaterial.Solid) {
                  var2.set(var1.x, var11 + 1, var1.z);
                  class="kw">return true;
               }
            }
         }

         class="kw">return false;
      } else {
         class="kw">return false;
      }
   }
}