net.minecraft.server.BlockFalling Maven / Gradle / Ivy

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package net.minecraft.server;

import java.util.Random;

public class BlockFalling extends Block {

  public static boolean instaFall;

  public BlockFalling() {
    super(Material.SAND);
    this.a(CreativeModeTab.b);
  }

  public BlockFalling(Material material) {
    super(material);
  }

  public static boolean canFall(World world, BlockPosition blockposition) {
    Block block = world.getType(blockposition).getBlock();
    Material material = block.material;

    return block == Blocks.FIRE || material == Material.AIR || material == Material.WATER || material == Material.LAVA;
  }

  public void onPlace(World world, BlockPosition blockposition, IBlockData iblockdata) {
    world.a(blockposition, this, this.a(world));
  }

  public void doPhysics(World world, BlockPosition blockposition, IBlockData iblockdata, Block block) {
    world.a(blockposition, this, this.a(world));
  }

  public void b(World world, BlockPosition blockposition, IBlockData iblockdata, Random random) {
    if (!world.isClientSide) {
      this.f(world, blockposition);
    }

  }

  private void f(World world, BlockPosition blockposition) {
    if (canFall(world, blockposition.down()) && blockposition.getY() >= 0) {
      byte b0 = 32;

      if (!BlockFalling.instaFall && world.areChunksLoadedBetween(blockposition.a(-b0, -b0, -b0), blockposition.a(b0, b0, b0))) {
        if (!world.isClientSide) {
          EntityFallingBlock entityfallingblock = new EntityFallingBlock(world, (double) blockposition.getX() + 0.5D, blockposition.getY(), (double) blockposition.getZ() + 0.5D, world.getType(blockposition));

          this.a(entityfallingblock);
          world.addEntity(entityfallingblock);
        }
      } else {
        world.setAir(blockposition);

        BlockPosition blockposition1;

        for (blockposition1 = blockposition.down(); canFall(world, blockposition1) && blockposition1.getY() > 0; blockposition1 = blockposition1.down()) {
        }

        if (blockposition1.getY() > 0) {
          world.setTypeUpdate(blockposition1.up(), this.getBlockData());
        }
      }

    }
  }

  protected void a(EntityFallingBlock entityfallingblock) {
  }

  public int a(World world) {
    return 2;
  }

  public void a_(World world, BlockPosition blockposition) {
  }
}