package net.minecraft.server; import java.util.List; // CraftBukkit start import org.bukkit.Location; import org.bukkit.entity.Vehicle; import org.bukkit.event.vehicle.VehicleDamageEvent; import org.bukkit.event.vehicle.VehicleDestroyEvent; import org.bukkit.event.vehicle.VehicleEntityCollisionEvent; import org.bukkit.util.Vector; // CraftBukkit end public abstract class EntityMinecartAbstract extends Entity { private boolean a; private String b; private static final int[][][] matrix = new int[][][] { { { 0, 0, -1}, { 0, 0, 1}}, { { -1, 0, 0}, { 1, 0, 0}}, { { -1, -1, 0}, { 1, 0, 0}}, { { -1, 0, 0}, { 1, -1, 0}}, { { 0, 0, -1}, { 0, -1, 1}}, { { 0, -1, -1}, { 0, 0, 1}}, { { 0, 0, 1}, { 1, 0, 0}}, { { 0, 0, 1}, { -1, 0, 0}}, { { 0, 0, -1}, { -1, 0, 0}}, { { 0, 0, -1}, { 1, 0, 0}}}; private int d; private double e; private double f; private double g; private double h; private double i; // CraftBukkit start public boolean slowWhenEmpty = true; private double derailedX = 0.5; private double derailedY = 0.5; private double derailedZ = 0.5; private double flyingX = 0.95; private double flyingY = 0.95; private double flyingZ = 0.95; public double maxSpeed = 0.4D; // CraftBukkit end public EntityMinecartAbstract(World world) { super(world); this.l = true; this.a(0.98F, 0.7F); this.height = this.length / 2.0F; } public static EntityMinecartAbstract a(World world, double d0, double d1, double d2, int i) { switch (i) { case 1: return new EntityMinecartChest(world, d0, d1, d2); case 2: return new EntityMinecartFurnace(world, d0, d1, d2); case 3: return new EntityMinecartTNT(world, d0, d1, d2); case 4: return new EntityMinecartMobSpawner(world, d0, d1, d2); case 5: return new EntityMinecartHopper(world, d0, d1, d2); case 6: return new EntityMinecartCommandBlock(world, d0, d1, d2); default: return new EntityMinecartRideable(world, d0, d1, d2); } } protected boolean g_() { return false; } protected void c() { this.datawatcher.a(17, new Integer(0)); this.datawatcher.a(18, new Integer(1)); this.datawatcher.a(19, new Float(0.0F)); this.datawatcher.a(20, new Integer(0)); this.datawatcher.a(21, new Integer(6)); this.datawatcher.a(22, Byte.valueOf((byte) 0)); } public AxisAlignedBB g(Entity entity) { return entity.S() ? entity.boundingBox : null; } public AxisAlignedBB J() { return null; } public boolean S() { return true; } public EntityMinecartAbstract(World world, double d0, double d1, double d2) { this(world); this.setPosition(d0, d1, d2); this.motX = 0.0D; this.motY = 0.0D; this.motZ = 0.0D; this.lastX = d0; this.lastY = d1; this.lastZ = d2; this.world.getServer().getPluginManager().callEvent(new org.bukkit.event.vehicle.VehicleCreateEvent((Vehicle) this.getBukkitEntity())); // CraftBukkit } public double ae() { return (double) this.length * 0.0D - 0.30000001192092896D; } public boolean damageEntity(DamageSource damagesource, float f) { if (!this.world.isStatic && !this.dead) { if (this.isInvulnerable()) { return false; } else { // CraftBukkit start Vehicle vehicle = (Vehicle) this.getBukkitEntity(); org.bukkit.entity.Entity passenger = (damagesource.getEntity() == null) ? null : damagesource.getEntity().getBukkitEntity(); VehicleDamageEvent event = new VehicleDamageEvent(vehicle, passenger, f); this.world.getServer().getPluginManager().callEvent(event); if (event.isCancelled()) { return true; } f = (float) event.getDamage(); // CraftBukkit end this.j(-this.l()); this.c(10); this.Q(); this.setDamage(this.getDamage() + f * 10.0F); boolean flag = damagesource.getEntity() instanceof EntityHuman && ((EntityHuman) damagesource.getEntity()).abilities.canInstantlyBuild; if (flag || this.getDamage() > 40.0F) { if (this.passenger != null) { this.passenger.mount(this); } // CraftBukkit start VehicleDestroyEvent destroyEvent = new VehicleDestroyEvent(vehicle, passenger); this.world.getServer().getPluginManager().callEvent(destroyEvent); if (destroyEvent.isCancelled()) { this.setDamage(40); // Maximize damage so this doesn't get triggered again right away return true; } // CraftBukkit end if (flag && !this.k_()) { this.die(); } else { this.a(damagesource); } } return true; } } else { return true; } } public void a(DamageSource damagesource) { this.die(); ItemStack itemstack = new ItemStack(Items.MINECART, 1); if (this.b != null) { itemstack.c(this.b); } this.a(itemstack, 0.0F); } public boolean R() { return !this.dead; } public void die() { super.die(); } public void h() { // CraftBukkit start double prevX = this.locX; double prevY = this.locY; double prevZ = this.locZ; float prevYaw = this.yaw; float prevPitch = this.pitch; // CraftBukkit end if (this.getType() > 0) { this.c(this.getType() - 1); } if (this.getDamage() > 0.0F) { this.setDamage(this.getDamage() - 1.0F); } if (this.locY < -64.0D) { this.G(); } int i; if (!this.world.isStatic && this.world instanceof WorldServer) { this.world.methodProfiler.a("portal"); MinecraftServer minecraftserver = ((WorldServer) this.world).getMinecraftServer(); i = this.D(); if (this.ao) { if (true || minecraftserver.getAllowNether()) { // CraftBukkit - multi-world should still allow teleport even if default vanilla nether disabled if (this.vehicle == null && this.ap++ >= i) { this.ap = i; this.portalCooldown = this.ai(); byte b0; if (this.world.worldProvider.dimension == -1) { b0 = 0; } else { b0 = -1; } this.b(b0); } this.ao = false; } } else { if (this.ap > 0) { this.ap -= 4; } if (this.ap < 0) { this.ap = 0; } } if (this.portalCooldown > 0) { --this.portalCooldown; } this.world.methodProfiler.b(); } if (this.world.isStatic) { if (this.d > 0) { double d0 = this.locX + (this.e - this.locX) / (double) this.d; double d1 = this.locY + (this.f - this.locY) / (double) this.d; double d2 = this.locZ + (this.g - this.locZ) / (double) this.d; double d3 = MathHelper.g(this.h - (double) this.yaw); this.yaw = (float) ((double) this.yaw + d3 / (double) this.d); this.pitch = (float) ((double) this.pitch + (this.i - (double) this.pitch) / (double) this.d); --this.d; this.setPosition(d0, d1, d2); this.b(this.yaw, this.pitch); } else { this.setPosition(this.locX, this.locY, this.locZ); this.b(this.yaw, this.pitch); } } else { this.lastX = this.locX; this.lastY = this.locY; this.lastZ = this.locZ; this.motY -= 0.03999999910593033D; int j = MathHelper.floor(this.locX); i = MathHelper.floor(this.locY); int k = MathHelper.floor(this.locZ); if (BlockMinecartTrackAbstract.b_(this.world, j, i - 1, k)) { --i; } double d4 = this.maxSpeed; // CraftBukkit double d5 = 0.0078125D; Block block = this.world.getType(j, i, k); if (BlockMinecartTrackAbstract.a(block)) { int l = this.world.getData(j, i, k); this.a(j, i, k, d4, d5, block, l); if (block == Blocks.ACTIVATOR_RAIL) { this.a(j, i, k, (l & 8) != 0); } } else { this.b(d4); } this.I(); this.pitch = 0.0F; double d6 = this.lastX - this.locX; double d7 = this.lastZ - this.locZ; if (d6 * d6 + d7 * d7 > 0.001D) { this.yaw = (float) (Math.atan2(d7, d6) * 180.0D / 3.141592653589793D); if (this.a) { this.yaw += 180.0F; } } double d8 = (double) MathHelper.g(this.yaw - this.lastYaw); if (d8 < -170.0D || d8 >= 170.0D) { this.yaw += 180.0F; this.a = !this.a; } this.b(this.yaw, this.pitch); // CraftBukkit start org.bukkit.World bworld = this.world.getWorld(); Location from = new Location(bworld, prevX, prevY, prevZ, prevYaw, prevPitch); Location to = new Location(bworld, this.locX, this.locY, this.locZ, this.yaw, this.pitch); Vehicle vehicle = (Vehicle) this.getBukkitEntity(); this.world.getServer().getPluginManager().callEvent(new org.bukkit.event.vehicle.VehicleUpdateEvent(vehicle)); if (!from.equals(to)) { this.world.getServer().getPluginManager().callEvent(new org.bukkit.event.vehicle.VehicleMoveEvent(vehicle, from, to)); } // CraftBukkit end List list = this.world.getEntities(this, this.boundingBox.grow(0.20000000298023224D, 0.0D, 0.20000000298023224D)); if (list != null && !list.isEmpty()) { for (int i1 = 0; i1 < list.size(); ++i1) { Entity entity = (Entity) list.get(i1); if (entity != this.passenger && entity.S() && entity instanceof EntityMinecartAbstract) { entity.collide(this); } } } if (this.passenger != null && this.passenger.dead) { if (this.passenger.vehicle == this) { this.passenger.vehicle = null; } this.passenger = null; } } } public void a(int i, int j, int k, boolean flag) {} protected void b(double d0) { if (this.motX < -d0) { this.motX = -d0; } if (this.motX > d0) { this.motX = d0; } if (this.motZ < -d0) { this.motZ = -d0; } if (this.motZ > d0) { this.motZ = d0; } if (this.onGround) { // CraftBukkit start this.motX *= this.derailedX; this.motY *= this.derailedY; this.motZ *= this.derailedZ; // CraftBukkit end } this.move(this.motX, this.motY, this.motZ); if (!this.onGround) { // CraftBukkit start this.motX *= this.flyingX; this.motY *= this.flyingY; this.motZ *= this.flyingZ; // CraftBukkit end } } protected void a(int i, int j, int k, double d0, double d1, Block block, int l) { this.fallDistance = 0.0F; Vec3D vec3d = this.a(this.locX, this.locY, this.locZ); this.locY = (double) j; boolean flag = false; boolean flag1 = false; if (block == Blocks.GOLDEN_RAIL) { flag = (l & 8) != 0; flag1 = !flag; } if (((BlockMinecartTrackAbstract) block).e()) { l &= 7; } if (l >= 2 && l <= 5) { this.locY = (double) (j + 1); } if (l == 2) { this.motX -= d1; } if (l == 3) { this.motX += d1; } if (l == 4) { this.motZ += d1; } if (l == 5) { this.motZ -= d1; } int[][] aint = matrix[l]; double d2 = (double) (aint[1][0] - aint[0][0]); double d3 = (double) (aint[1][2] - aint[0][2]); double d4 = Math.sqrt(d2 * d2 + d3 * d3); double d5 = this.motX * d2 + this.motZ * d3; if (d5 < 0.0D) { d2 = -d2; d3 = -d3; } double d6 = Math.sqrt(this.motX * this.motX + this.motZ * this.motZ); if (d6 > 2.0D) { d6 = 2.0D; } this.motX = d6 * d2 / d4; this.motZ = d6 * d3 / d4; double d7; double d8; double d9; double d10; if (this.passenger != null && this.passenger instanceof EntityLiving) { d7 = (double) ((EntityLiving) this.passenger).bf; if (d7 > 0.0D) { d8 = -Math.sin((double) (this.passenger.yaw * 3.1415927F / 180.0F)); d9 = Math.cos((double) (this.passenger.yaw * 3.1415927F / 180.0F)); d10 = this.motX * this.motX + this.motZ * this.motZ; if (d10 < 0.01D) { this.motX += d8 * 0.1D; this.motZ += d9 * 0.1D; flag1 = false; } } } if (flag1) { d7 = Math.sqrt(this.motX * this.motX + this.motZ * this.motZ); if (d7 < 0.03D) { this.motX *= 0.0D; this.motY *= 0.0D; this.motZ *= 0.0D; } else { this.motX *= 0.5D; this.motY *= 0.0D; this.motZ *= 0.5D; } } d7 = 0.0D; d8 = (double) i + 0.5D + (double) aint[0][0] * 0.5D; d9 = (double) k + 0.5D + (double) aint[0][2] * 0.5D; d10 = (double) i + 0.5D + (double) aint[1][0] * 0.5D; double d11 = (double) k + 0.5D + (double) aint[1][2] * 0.5D; d2 = d10 - d8; d3 = d11 - d9; double d12; double d13; if (d2 == 0.0D) { this.locX = (double) i + 0.5D; d7 = this.locZ - (double) k; } else if (d3 == 0.0D) { this.locZ = (double) k + 0.5D; d7 = this.locX - (double) i; } else { d12 = this.locX - d8; d13 = this.locZ - d9; d7 = (d12 * d2 + d13 * d3) * 2.0D; } this.locX = d8 + d2 * d7; this.locZ = d9 + d3 * d7; this.setPosition(this.locX, this.locY + (double) this.height, this.locZ); d12 = this.motX; d13 = this.motZ; if (this.passenger != null) { d12 *= 0.75D; d13 *= 0.75D; } if (d12 < -d0) { d12 = -d0; } if (d12 > d0) { d12 = d0; } if (d13 < -d0) { d13 = -d0; } if (d13 > d0) { d13 = d0; } this.move(d12, 0.0D, d13); if (aint[0][1] != 0 && MathHelper.floor(this.locX) - i == aint[0][0] && MathHelper.floor(this.locZ) - k == aint[0][2]) { this.setPosition(this.locX, this.locY + (double) aint[0][1], this.locZ); } else if (aint[1][1] != 0 && MathHelper.floor(this.locX) - i == aint[1][0] && MathHelper.floor(this.locZ) - k == aint[1][2]) { this.setPosition(this.locX, this.locY + (double) aint[1][1], this.locZ); } this.i(); Vec3D vec3d1 = this.a(this.locX, this.locY, this.locZ); if (vec3d1 != null && vec3d != null) { double d14 = (vec3d.d - vec3d1.d) * 0.05D; d6 = Math.sqrt(this.motX * this.motX + this.motZ * this.motZ); if (d6 > 0.0D) { this.motX = this.motX / d6 * (d6 + d14); this.motZ = this.motZ / d6 * (d6 + d14); } this.setPosition(this.locX, vec3d1.d, this.locZ); } int i1 = MathHelper.floor(this.locX); int j1 = MathHelper.floor(this.locZ); if (i1 != i || j1 != k) { d6 = Math.sqrt(this.motX * this.motX + this.motZ * this.motZ); this.motX = d6 * (double) (i1 - i); this.motZ = d6 * (double) (j1 - k); } if (flag) { double d15 = Math.sqrt(this.motX * this.motX + this.motZ * this.motZ); if (d15 > 0.01D) { double d16 = 0.06D; this.motX += this.motX / d15 * d16; this.motZ += this.motZ / d15 * d16; } else if (l == 1) { if (this.world.getType(i - 1, j, k).r()) { this.motX = 0.02D; } else if (this.world.getType(i + 1, j, k).r()) { this.motX = -0.02D; } } else if (l == 0) { if (this.world.getType(i, j, k - 1).r()) { this.motZ = 0.02D; } else if (this.world.getType(i, j, k + 1).r()) { this.motZ = -0.02D; } } } } protected void i() { if (this.passenger != null || !this.slowWhenEmpty) { // CraftBukkit this.motX *= 0.996999979019165D; this.motY *= 0.0D; this.motZ *= 0.996999979019165D; } else { this.motX *= 0.9599999785423279D; this.motY *= 0.0D; this.motZ *= 0.9599999785423279D; } } public Vec3D a(double d0, double d1, double d2) { int i = MathHelper.floor(d0); int j = MathHelper.floor(d1); int k = MathHelper.floor(d2); if (BlockMinecartTrackAbstract.b_(this.world, i, j - 1, k)) { --j; } Block block = this.world.getType(i, j, k); if (BlockMinecartTrackAbstract.a(block)) { int l = this.world.getData(i, j, k); d1 = (double) j; if (((BlockMinecartTrackAbstract) block).e()) { l &= 7; } if (l >= 2 && l <= 5) { d1 = (double) (j + 1); } int[][] aint = matrix[l]; double d3 = 0.0D; double d4 = (double) i + 0.5D + (double) aint[0][0] * 0.5D; double d5 = (double) j + 0.5D + (double) aint[0][1] * 0.5D; double d6 = (double) k + 0.5D + (double) aint[0][2] * 0.5D; double d7 = (double) i + 0.5D + (double) aint[1][0] * 0.5D; double d8 = (double) j + 0.5D + (double) aint[1][1] * 0.5D; double d9 = (double) k + 0.5D + (double) aint[1][2] * 0.5D; double d10 = d7 - d4; double d11 = (d8 - d5) * 2.0D; double d12 = d9 - d6; if (d10 == 0.0D) { d0 = (double) i + 0.5D; d3 = d2 - (double) k; } else if (d12 == 0.0D) { d2 = (double) k + 0.5D; d3 = d0 - (double) i; } else { double d13 = d0 - d4; double d14 = d2 - d6; d3 = (d13 * d10 + d14 * d12) * 2.0D; } d0 = d4 + d10 * d3; d1 = d5 + d11 * d3; d2 = d6 + d12 * d3; if (d11 < 0.0D) { ++d1; } if (d11 > 0.0D) { d1 += 0.5D; } return this.world.getVec3DPool().create(d0, d1, d2); } else { return null; } } protected void a(NBTTagCompound nbttagcompound) { if (nbttagcompound.getBoolean("CustomDisplayTile")) { this.k(nbttagcompound.getInt("DisplayTile")); this.l(nbttagcompound.getInt("DisplayData")); this.m(nbttagcompound.getInt("DisplayOffset")); } if (nbttagcompound.hasKeyOfType("CustomName", 8) && nbttagcompound.getString("CustomName").length() > 0) { this.b = nbttagcompound.getString("CustomName"); } } protected void b(NBTTagCompound nbttagcompound) { if (this.t()) { nbttagcompound.setBoolean("CustomDisplayTile", true); nbttagcompound.setInt("DisplayTile", this.n().getMaterial() == Material.AIR ? 0 : Block.b(this.n())); nbttagcompound.setInt("DisplayData", this.p()); nbttagcompound.setInt("DisplayOffset", this.r()); } if (this.b != null && this.b.length() > 0) { nbttagcompound.setString("CustomName", this.b); } } public void collide(Entity entity) { if (!this.world.isStatic) { if (entity != this.passenger) { // CraftBukkit start Vehicle vehicle = (Vehicle) this.getBukkitEntity(); org.bukkit.entity.Entity hitEntity = (entity == null) ? null : entity.getBukkitEntity(); VehicleEntityCollisionEvent collisionEvent = new VehicleEntityCollisionEvent(vehicle, hitEntity); this.world.getServer().getPluginManager().callEvent(collisionEvent); if (collisionEvent.isCancelled()) { return; } // CraftBukkit end if (entity instanceof EntityLiving && !(entity instanceof EntityHuman) && !(entity instanceof EntityIronGolem) && this.m() == 0 && this.motX * this.motX + this.motZ * this.motZ > 0.01D && this.passenger == null && entity.vehicle == null) { entity.mount(this); } double d0 = entity.locX - this.locX; double d1 = entity.locZ - this.locZ; double d2 = d0 * d0 + d1 * d1; // CraftBukkit - collision if (d2 >= 9.999999747378752E-5D && !collisionEvent.isCollisionCancelled()) { d2 = (double) MathHelper.sqrt(d2); d0 /= d2; d1 /= d2; double d3 = 1.0D / d2; if (d3 > 1.0D) { d3 = 1.0D; } d0 *= d3; d1 *= d3; d0 *= 0.10000000149011612D; d1 *= 0.10000000149011612D; d0 *= (double) (1.0F - this.Z); d1 *= (double) (1.0F - this.Z); d0 *= 0.5D; d1 *= 0.5D; if (entity instanceof EntityMinecartAbstract) { double d4 = entity.locX - this.locX; double d5 = entity.locZ - this.locZ; Vec3D vec3d = this.world.getVec3DPool().create(d4, 0.0D, d5).a(); Vec3D vec3d1 = this.world.getVec3DPool().create((double) MathHelper.cos(this.yaw * 3.1415927F / 180.0F), 0.0D, (double) MathHelper.sin(this.yaw * 3.1415927F / 180.0F)).a(); double d6 = Math.abs(vec3d.b(vec3d1)); if (d6 < 0.800000011920929D) { return; } double d7 = entity.motX + this.motX; double d8 = entity.motZ + this.motZ; if (((EntityMinecartAbstract) entity).m() == 2 && this.m() != 2) { this.motX *= 0.20000000298023224D; this.motZ *= 0.20000000298023224D; this.g(entity.motX - d0, 0.0D, entity.motZ - d1); entity.motX *= 0.949999988079071D; entity.motZ *= 0.949999988079071D; } else if (((EntityMinecartAbstract) entity).m() != 2 && this.m() == 2) { entity.motX *= 0.20000000298023224D; entity.motZ *= 0.20000000298023224D; entity.g(this.motX + d0, 0.0D, this.motZ + d1); this.motX *= 0.949999988079071D; this.motZ *= 0.949999988079071D; } else { d7 /= 2.0D; d8 /= 2.0D; this.motX *= 0.20000000298023224D; this.motZ *= 0.20000000298023224D; this.g(d7 - d0, 0.0D, d8 - d1); entity.motX *= 0.20000000298023224D; entity.motZ *= 0.20000000298023224D; entity.g(d7 + d0, 0.0D, d8 + d1); } } else { this.g(-d0, 0.0D, -d1); entity.g(d0 / 4.0D, 0.0D, d1 / 4.0D); } } } } } public void setDamage(float f) { this.datawatcher.watch(19, Float.valueOf(f)); } public float getDamage() { return this.datawatcher.getFloat(19); } public void c(int i) { this.datawatcher.watch(17, Integer.valueOf(i)); } public int getType() { return this.datawatcher.getInt(17); } public void j(int i) { this.datawatcher.watch(18, Integer.valueOf(i)); } public int l() { return this.datawatcher.getInt(18); } public abstract int m(); public Block n() { if (!this.t()) { return this.o(); } else { int i = this.getDataWatcher().getInt(20) & '\uffff'; return Block.e(i); } } public Block o() { return Blocks.AIR; } public int p() { return !this.t() ? this.q() : this.getDataWatcher().getInt(20) >> 16; } public int q() { return 0; } public int r() { return !this.t() ? this.s() : this.getDataWatcher().getInt(21); } public int s() { return 6; } public void k(int i) { this.getDataWatcher().watch(20, Integer.valueOf(i & '\uffff' | this.p() << 16)); this.a(true); } public void l(int i) { this.getDataWatcher().watch(20, Integer.valueOf(Block.b(this.n()) & '\uffff' | i << 16)); this.a(true); } public void m(int i) { this.getDataWatcher().watch(21, Integer.valueOf(i)); this.a(true); } public boolean t() { return this.getDataWatcher().getByte(22) == 1; } public void a(boolean flag) { this.getDataWatcher().watch(22, Byte.valueOf((byte) (flag ? 1 : 0))); } public void a(String s) { this.b = s; } public String getName() { return this.b != null ? this.b : super.getName(); } public boolean k_() { return this.b != null; } public String u() { return this.b; } // CraftBukkit start - Methods for getting and setting flying and derailed velocity modifiers public Vector getFlyingVelocityMod() { return new Vector(flyingX, flyingY, flyingZ); } public void setFlyingVelocityMod(Vector flying) { flyingX = flying.getX(); flyingY = flying.getY(); flyingZ = flying.getZ(); } public Vector getDerailedVelocityMod() { return new Vector(derailedX, derailedY, derailedZ); } public void setDerailedVelocityMod(Vector derailed) { derailedX = derailed.getX(); derailedY = derailed.getY(); derailedZ = derailed.getZ(); } // CraftBukkit end }