package net.minecraft.server; import java.util.Random; public class BlockSand extends Block { public static boolean instaFall = false; public BlockSand(int i, int j) { super(i, j, Material.SAND); } public void a(World world, int i, int j, int k) { world.c(i, j, k, this.id, this.d()); } public void doPhysics(World world, int i, int j, int k, int l) { world.c(i, j, k, this.id, this.d()); } public void a(World world, int i, int j, int k, Random random) { this.h(world, i, j, k); } private void h(World world, int i, int j, int k) { if (g(world, i, j - 1, k) && j >= 0) { byte b0 = 32; if (!instaFall && world.a(i - b0, j - b0, k - b0, i + b0, j + b0, k + b0)) { if (!world.isStatic) { // CraftBukkit Change call to add data EntityFallingSand entityfallingsand = new EntityFallingSand(world, (double) ((float) i + 0.5F), (double) ((float) j + 0.5F), (double) ((float) k + 0.5F), this.id, world.getData(i, j, k)); world.addEntity(entityfallingsand); } } else { world.setTypeId(i, j, k, 0); while (g(world, i, j - 1, k) && j > 0) { --j; } if (j > 0) { world.setTypeId(i, j, k, this.id); } } } } public int d() { return 3; } public static boolean g(World world, int i, int j, int k) { int l = world.getTypeId(i, j, k); if (l == 0) { return true; } else if (l == Block.FIRE.id) { return true; } else { Material material = Block.byId[l].material; return material == Material.WATER ? true : material == Material.LAVA; } } }