From ea0b61649224604c57f4f68dffeb51c3538f04a2 Mon Sep 17 00:00:00 2001 From: durron597 Date: Fri, 31 Dec 2010 07:53:56 -0500 Subject: [PATCH] Implemented BLOCK_FLOW --- src/net/minecraft/server/BlockFlowing.java | 260 +++++++++++++++++++++ 1 file changed, 260 insertions(+) create mode 100644 src/net/minecraft/server/BlockFlowing.java diff --git a/src/net/minecraft/server/BlockFlowing.java b/src/net/minecraft/server/BlockFlowing.java new file mode 100644 index 0000000000..0cef898bb9 --- /dev/null +++ b/src/net/minecraft/server/BlockFlowing.java @@ -0,0 +1,260 @@ +package net.minecraft.server; + +import java.util.LinkedList; +import java.util.List; +import java.util.Random; + +import org.bukkit.BlockFace; +import org.bukkit.event.Event.Type; +import org.bukkit.event.block.BlockFlowEvent; + +public class BlockFlowing extends BlockFluids +{ + + protected BlockFlowing(int i1, Material material) + { + super(i1, material); + a = 0; + b = new boolean[4]; + c = new int[4]; + } + + private void i(World world, int i1, int j1, int k1) + { + int l1 = world.b(i1, j1, k1); + world.a(i1, j1, k1, bh + 1, l1); + world.b(i1, j1, k1, i1, j1, k1); + world.g(i1, j1, k1); + } + + public void a(World world, int i1, int j1, int k1, Random random) + { + int l1 = g(world, i1, j1, k1); + byte byte0 = 1; + if(bs == Material.g && !world.q.d) + byte0 = 2; + boolean flag = true; + if(l1 > 0) + { + int i2 = -100; + a = 0; + i2 = e(world, i1 - 1, j1, k1, i2); + i2 = e(world, i1 + 1, j1, k1, i2); + i2 = e(world, i1, j1, k1 - 1, i2); + i2 = e(world, i1, j1, k1 + 1, i2); + int j2 = i2 + byte0; + if(j2 >= 8 || i2 < 0) + j2 = -1; + if(g(world, i1, j1 + 1, k1) >= 0) + { + int l2 = g(world, i1, j1 + 1, k1); + if(l2 >= 8) + j2 = l2; + else + j2 = l2 + 8; + } + if(a >= 2 && bs == Material.f) + if(world.d(i1, j1 - 1, k1)) + j2 = 0; + else + if(world.c(i1, j1 - 1, k1) == bs && world.b(i1, j1, k1) == 0) + j2 = 0; + if(bs == Material.g && l1 < 8 && j2 < 8 && j2 > l1 && random.nextInt(4) != 0) + { + j2 = l1; + flag = false; + } + if(j2 != l1) + { + l1 = j2; + if(l1 < 0) + { + world.d(i1, j1, k1, 0); + } else + { + world.b(i1, j1, k1, l1); + world.h(i1, j1, k1, bh); + world.g(i1, j1, k1, bh); + } + } else + if(flag) + i(world, i1, j1, k1); + } else + { + i(world, i1, j1, k1); + } + + // Craftbukkit start + org.bukkit.Block source = ((WorldServer) world).getWorld().getBlockAt(i1, j1, k1); + + if(l(world, i1, j1 - 1, k1)) + { + // Craftbucket send "down" to the server + BlockFlowEvent bfe = new BlockFlowEvent(Type.BLOCK_FLOW, source, BlockFace.Down); + ((WorldServer) world).callHook(bfe); + + for (BlockFlowEvent.BlockFlow bf : bfe.getFaces()) { + if (bf.getFlowDirection().equals(BlockFace.Down) && !bf.isCancelled()) { + if(l1 >= 8) + world.b(i1, j1 - 1, k1, bh, l1); + else + world.b(i1, j1 - 1, k1, bh, l1 + 8); + } + break; + } + } else + if(l1 >= 0 && (l1 == 0 || k(world, i1, j1 - 1, k1))) + { + boolean aflag[] = j(world, i1, j1, k1); + int k2 = l1 + byte0; + if(l1 >= 8) + k2 = 1; + if(k2 >= 8) + return; + // Craftbukkit start + List faces = new LinkedList(); + if(aflag[0]) + faces.add(BlockFace.North); + if(aflag[1]) + faces.add(BlockFace.South); + if(aflag[2]) + faces.add(BlockFace.East); + if(aflag[3]) + faces.add(BlockFace.West); + + BlockFlowEvent bfe = new BlockFlowEvent(Type.BLOCK_FLOW, source, faces); + ((WorldServer) world).callHook(bfe); + for (BlockFlowEvent.BlockFlow bf : bfe.getFaces()) { + if (!bf.isCancelled()) + f(world, i1 + bf.getFlowDirection().getModX(), j1, k1 + bf.getFlowDirection().getModZ(), k2); + } + // Craftbukkit stop + } + } + + private void f(World world, int i1, int j1, int k1, int l1) + { + if(l(world, i1, j1, k1)) + { + int i2 = world.a(i1, j1, k1); + if(i2 > 0) + if(bs == Material.g) + h(world, i1, j1, k1); + else + Block.m[i2].a_(world, i1, j1, k1, world.b(i1, j1, k1)); + world.b(i1, j1, k1, bh, l1); + } + } + + private int a(World world, int i1, int j1, int k1, int l1, int i2) + { + int j2 = 1000; + for(int k2 = 0; k2 < 4; k2++) + { + if(k2 == 0 && i2 == 1 || k2 == 1 && i2 == 0 || k2 == 2 && i2 == 3 || k2 == 3 && i2 == 2) + continue; + int l2 = i1; + int i3 = j1; + int j3 = k1; + if(k2 == 0) + l2--; + if(k2 == 1) + l2++; + if(k2 == 2) + j3--; + if(k2 == 3) + j3++; + if(k(world, l2, i3, j3) || world.c(l2, i3, j3) == bs && world.b(l2, i3, j3) == 0) + continue; + if(!k(world, l2, i3 - 1, j3)) + return l1; + if(l1 >= 4) + continue; + int k3 = a(world, l2, i3, j3, l1 + 1, k2); + if(k3 < j2) + j2 = k3; + } + + return j2; + } + + private boolean[] j(World world, int i1, int j1, int k1) + { + for(int l1 = 0; l1 < 4; l1++) + { + c[l1] = 1000; + int j2 = i1; + int i3 = j1; + int j3 = k1; + if(l1 == 0) + j2--; + if(l1 == 1) + j2++; + if(l1 == 2) + j3--; + if(l1 == 3) + j3++; + if(k(world, j2, i3, j3) || world.c(j2, i3, j3) == bs && world.b(j2, i3, j3) == 0) + continue; + if(!k(world, j2, i3 - 1, j3)) + c[l1] = 0; + else + c[l1] = a(world, j2, i3, j3, 1, l1); + } + + int i2 = c[0]; + for(int k2 = 1; k2 < 4; k2++) + if(c[k2] < i2) + i2 = c[k2]; + + for(int l2 = 0; l2 < 4; l2++) + b[l2] = c[l2] == i2; + + return b; + } + + private boolean k(World world, int i1, int j1, int k1) + { + int l1 = world.a(i1, j1, k1); + if(l1 == Block.aE.bh || l1 == Block.aL.bh || l1 == Block.aD.bh || l1 == Block.aF.bh || l1 == Block.aX.bh) + return true; + if(l1 == 0) + return false; + Material material = Block.m[l1].bs; + return material.a(); + } + + protected int e(World world, int i1, int j1, int k1, int l1) + { + int i2 = g(world, i1, j1, k1); + if(i2 < 0) + return l1; + if(i2 == 0) + a++; + if(i2 >= 8) + i2 = 0; + return l1 >= 0 && i2 >= l1 ? l1 : i2; + } + + private boolean l(World world, int i1, int j1, int k1) + { + Material material = world.c(i1, j1, k1); + if(material == bs) + return false; + if(material == Material.g) + return false; + else + return !k(world, i1, j1, k1); + } + + public void e(World world, int i1, int j1, int k1) + { + super.e(world, i1, j1, k1); + if(world.a(i1, j1, k1) == bh) + world.h(i1, j1, k1, bh); + } + + int a; + boolean b[]; + int c[]; +} \ No newline at end of file