Paper/src/main/java/net/minecraft/server/EntityMinecart.java
2012-10-27 22:19:03 -04:00

1004 Zeilen
34 KiB
Java

package net.minecraft.server;
import java.util.List;
// CraftBukkit start
import org.bukkit.Location;
import org.bukkit.entity.HumanEntity;
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;
import org.bukkit.inventory.InventoryHolder;
import org.bukkit.craftbukkit.entity.CraftHumanEntity;
// CraftBukkit end
public class EntityMinecart extends Entity implements IInventory {
private ItemStack[] items;
private int e;
private boolean f;
public int type;
public double b;
public double c;
private final IUpdatePlayerListBox g;
private boolean h;
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 j;
private double as;
private double at;
private double au;
private double av;
private double aw;
// 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;
public List<HumanEntity> transaction = new java.util.ArrayList<HumanEntity>();
private int maxStack = MAX_STACK;
public ItemStack[] getContents() {
return this.items;
}
public void onOpen(CraftHumanEntity who) {
transaction.add(who);
}
public void onClose(CraftHumanEntity who) {
transaction.remove(who);
}
public List<HumanEntity> getViewers() {
return transaction;
}
public InventoryHolder getOwner() {
org.bukkit.entity.Entity cart = getBukkitEntity();
if(cart instanceof InventoryHolder) return (InventoryHolder) cart;
return null;
}
public void setMaxStackSize(int size) {
maxStack = size;
}
// CraftBukkit end
public EntityMinecart(World world) {
super(world);
this.items = new ItemStack[27]; // CraftBukkit
this.e = 0;
this.f = false;
this.h = true;
this.m = true;
this.a(0.98F, 0.7F);
this.height = this.length / 2.0F;
this.g = world != null ? world.a(this) : null;
}
protected boolean f_() {
return false;
}
protected void a() {
this.datawatcher.a(16, new Byte((byte) 0));
this.datawatcher.a(17, new Integer(0));
this.datawatcher.a(18, new Integer(1));
this.datawatcher.a(19, new Integer(0));
}
public AxisAlignedBB g(Entity entity) {
return entity.boundingBox;
}
public AxisAlignedBB E() {
return null;
}
public boolean M() {
return true;
}
public EntityMinecart(World world, double d0, double d1, double d2, int i) {
this(world);
this.setPosition(d0, d1 + (double) this.height, d2);
this.motX = 0.0D;
this.motY = 0.0D;
this.motZ = 0.0D;
this.lastX = d0;
this.lastY = d1;
this.lastZ = d2;
this.type = i;
this.world.getServer().getPluginManager().callEvent(new org.bukkit.event.vehicle.VehicleCreateEvent((Vehicle) this.getBukkitEntity())); // CraftBukkit
}
public double X() {
return (double) this.length * 0.0D - 0.30000001192092896D;
}
public boolean damageEntity(DamageSource damagesource, int i) {
if (!this.world.isStatic && !this.dead) {
// 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, i);
this.world.getServer().getPluginManager().callEvent(event);
if (event.isCancelled()) {
return true;
}
i = event.getDamage();
// CraftBukkit end
this.i(-this.k());
this.h(10);
this.K();
this.setDamage(this.getDamage() + i * 10);
if (damagesource.getEntity() instanceof EntityHuman && ((EntityHuman) damagesource.getEntity()).abilities.canInstantlyBuild) {
this.setDamage(100);
}
if (this.getDamage() > 40) {
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
this.die();
this.a(Item.MINECART.id, 1, 0.0F);
if (this.type == 1) {
EntityMinecart entityminecart = this;
for (int j = 0; j < entityminecart.getSize(); ++j) {
ItemStack itemstack = entityminecart.getItem(j);
if (itemstack != null) {
float f = this.random.nextFloat() * 0.8F + 0.1F;
float f1 = this.random.nextFloat() * 0.8F + 0.1F;
float f2 = this.random.nextFloat() * 0.8F + 0.1F;
while (itemstack.count > 0) {
int k = this.random.nextInt(21) + 10;
if (k > itemstack.count) {
k = itemstack.count;
}
itemstack.count -= k;
// CraftBukkit - include enchantments in the new itemstack
EntityItem entityitem = new EntityItem(this.world, this.locX + (double) f, this.locY + (double) f1, this.locZ + (double) f2, new ItemStack(itemstack.id, k, itemstack.getData(), itemstack.getEnchantments()));
float f3 = 0.05F;
entityitem.motX = (double) ((float) this.random.nextGaussian() * f3);
entityitem.motY = (double) ((float) this.random.nextGaussian() * f3 + 0.2F);
entityitem.motZ = (double) ((float) this.random.nextGaussian() * f3);
this.world.addEntity(entityitem);
}
}
}
this.a(Block.CHEST.id, 1, 0.0F);
} else if (this.type == 2) {
this.a(Block.FURNACE.id, 1, 0.0F);
}
}
return true;
} else {
return true;
}
}
public boolean L() {
return !this.dead;
}
public void die() {
if (this.h) {
for (int i = 0; i < this.getSize(); ++i) {
ItemStack itemstack = this.getItem(i);
if (itemstack != null) {
float f = this.random.nextFloat() * 0.8F + 0.1F;
float f1 = this.random.nextFloat() * 0.8F + 0.1F;
float f2 = this.random.nextFloat() * 0.8F + 0.1F;
while (itemstack.count > 0) {
int j = this.random.nextInt(21) + 10;
if (j > itemstack.count) {
j = itemstack.count;
}
itemstack.count -= j;
EntityItem entityitem = new EntityItem(this.world, this.locX + (double) f, this.locY + (double) f1, this.locZ + (double) f2, new ItemStack(itemstack.id, j, itemstack.getData()));
if (itemstack.hasTag()) {
entityitem.itemStack.setTag((NBTTagCompound) itemstack.getTag().clone());
}
float f3 = 0.05F;
entityitem.motX = (double) ((float) this.random.nextGaussian() * f3);
entityitem.motY = (double) ((float) this.random.nextGaussian() * f3 + 0.2F);
entityitem.motZ = (double) ((float) this.random.nextGaussian() * f3);
this.world.addEntity(entityitem);
}
}
}
}
super.die();
if (this.g != null) {
this.g.a();
}
}
public void b(int i) {
this.h = false;
super.b(i);
}
public void j_() {
// 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.g != null) {
this.g.a();
}
if (this.j() > 0) {
this.h(this.j() - 1);
}
if (this.getDamage() > 0) {
this.setDamage(this.getDamage() - 1);
}
if (this.locY < -64.0D) {
this.C();
}
if (this.h() && this.random.nextInt(4) == 0) {
this.world.addParticle("largesmoke", this.locX, this.locY + 0.8D, this.locZ, 0.0D, 0.0D, 0.0D);
}
if (this.world.isStatic) {
if (this.j > 0) {
double d0 = this.locX + (this.as - this.locX) / (double) this.j;
double d1 = this.locY + (this.at - this.locY) / (double) this.j;
double d2 = this.locZ + (this.au - this.locZ) / (double) this.j;
double d3 = MathHelper.g(this.av - (double) this.yaw);
this.yaw = (float) ((double) this.yaw + d3 / (double) this.j);
this.pitch = (float) ((double) this.pitch + (this.aw - (double) this.pitch) / (double) this.j);
--this.j;
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 i = MathHelper.floor(this.locX);
int j = MathHelper.floor(this.locY);
int k = MathHelper.floor(this.locZ);
if (BlockMinecartTrack.e_(this.world, i, j - 1, k)) {
--j;
}
// CraftBukkit
double d4 = this.maxSpeed;
double d5 = 0.0078125D;
int l = this.world.getTypeId(i, j, k);
if (BlockMinecartTrack.d(l)) {
Vec3D vec3d = this.a(this.locX, this.locY, this.locZ);
int i1 = this.world.getData(i, j, k);
this.locY = (double) j;
boolean flag = false;
boolean flag1 = false;
if (l == Block.GOLDEN_RAIL.id) {
flag = (i1 & 8) != 0;
flag1 = !flag;
}
if (((BlockMinecartTrack) Block.byId[l]).p()) {
i1 &= 7;
}
if (i1 >= 2 && i1 <= 5) {
this.locY = (double) (j + 1);
}
if (i1 == 2) {
this.motX -= d5;
}
if (i1 == 3) {
this.motX += d5;
}
if (i1 == 4) {
this.motZ += d5;
}
if (i1 == 5) {
this.motZ -= d5;
}
int[][] aint = matrix[i1];
double d6 = (double) (aint[1][0] - aint[0][0]);
double d7 = (double) (aint[1][2] - aint[0][2]);
double d8 = Math.sqrt(d6 * d6 + d7 * d7);
double d9 = this.motX * d6 + this.motZ * d7;
if (d9 < 0.0D) {
d6 = -d6;
d7 = -d7;
}
double d10 = Math.sqrt(this.motX * this.motX + this.motZ * this.motZ);
this.motX = d10 * d6 / d8;
this.motZ = d10 * d7 / d8;
double d11;
double d12;
if (this.passenger != null) {
d12 = this.passenger.motX * this.passenger.motX + this.passenger.motZ * this.passenger.motZ;
d11 = this.motX * this.motX + this.motZ * this.motZ;
if (d12 > 1.0E-4D && d11 < 0.01D) {
this.motX += this.passenger.motX * 0.1D;
this.motZ += this.passenger.motZ * 0.1D;
flag1 = false;
}
}
if (flag1) {
d12 = Math.sqrt(this.motX * this.motX + this.motZ * this.motZ);
if (d12 < 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;
}
}
d12 = 0.0D;
d11 = (double) i + 0.5D + (double) aint[0][0] * 0.5D;
double d13 = (double) k + 0.5D + (double) aint[0][2] * 0.5D;
double d14 = (double) i + 0.5D + (double) aint[1][0] * 0.5D;
double d15 = (double) k + 0.5D + (double) aint[1][2] * 0.5D;
d6 = d14 - d11;
d7 = d15 - d13;
double d16;
double d17;
if (d6 == 0.0D) {
this.locX = (double) i + 0.5D;
d12 = this.locZ - (double) k;
} else if (d7 == 0.0D) {
this.locZ = (double) k + 0.5D;
d12 = this.locX - (double) i;
} else {
d16 = this.locX - d11;
d17 = this.locZ - d13;
d12 = (d16 * d6 + d17 * d7) * 2.0D;
}
this.locX = d11 + d6 * d12;
this.locZ = d13 + d7 * d12;
this.setPosition(this.locX, this.locY + (double) this.height, this.locZ);
d16 = this.motX;
d17 = this.motZ;
if (this.passenger != null) {
d16 *= 0.75D;
d17 *= 0.75D;
}
if (d16 < -d4) {
d16 = -d4;
}
if (d16 > d4) {
d16 = d4;
}
if (d17 < -d4) {
d17 = -d4;
}
if (d17 > d4) {
d17 = d4;
}
this.move(d16, 0.0D, d17);
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);
}
// CraftBukkit
if (this.passenger != null || !this.slowWhenEmpty) {
this.motX *= 0.996999979019165D;
this.motY *= 0.0D;
this.motZ *= 0.996999979019165D;
} else {
if (this.type == 2) {
double d18 = this.b * this.b + this.c * this.c;
if (d18 > 1.0E-4D) {
d18 = (double) MathHelper.sqrt(d18);
this.b /= d18;
this.c /= d18;
double d19 = 0.04D;
this.motX *= 0.800000011920929D;
this.motY *= 0.0D;
this.motZ *= 0.800000011920929D;
this.motX += this.b * d19;
this.motZ += this.c * d19;
} else {
this.motX *= 0.8999999761581421D;
this.motY *= 0.0D;
this.motZ *= 0.8999999761581421D;
}
}
this.motX *= 0.9599999785423279D;
this.motY *= 0.0D;
this.motZ *= 0.9599999785423279D;
}
Vec3D vec3d1 = this.a(this.locX, this.locY, this.locZ);
if (vec3d1 != null && vec3d != null) {
double d20 = (vec3d.d - vec3d1.d) * 0.05D;
d10 = Math.sqrt(this.motX * this.motX + this.motZ * this.motZ);
if (d10 > 0.0D) {
this.motX = this.motX / d10 * (d10 + d20);
this.motZ = this.motZ / d10 * (d10 + d20);
}
this.setPosition(this.locX, vec3d1.d, this.locZ);
}
int j1 = MathHelper.floor(this.locX);
int k1 = MathHelper.floor(this.locZ);
if (j1 != i || k1 != k) {
d10 = Math.sqrt(this.motX * this.motX + this.motZ * this.motZ);
this.motX = d10 * (double) (j1 - i);
this.motZ = d10 * (double) (k1 - k);
}
double d21;
if (this.type == 2) {
d21 = this.b * this.b + this.c * this.c;
if (d21 > 1.0E-4D && this.motX * this.motX + this.motZ * this.motZ > 0.001D) {
d21 = (double) MathHelper.sqrt(d21);
this.b /= d21;
this.c /= d21;
if (this.b * this.motX + this.c * this.motZ < 0.0D) {
this.b = 0.0D;
this.c = 0.0D;
} else {
this.b = this.motX;
this.c = this.motZ;
}
}
}
if (flag) {
d21 = Math.sqrt(this.motX * this.motX + this.motZ * this.motZ);
if (d21 > 0.01D) {
double d22 = 0.06D;
this.motX += this.motX / d21 * d22;
this.motZ += this.motZ / d21 * d22;
} else if (i1 == 1) {
if (this.world.s(i - 1, j, k)) {
this.motX = 0.02D;
} else if (this.world.s(i + 1, j, k)) {
this.motX = -0.02D;
}
} else if (i1 == 0) {
if (this.world.s(i, j, k - 1)) {
this.motZ = 0.02D;
} else if (this.world.s(i, j, k + 1)) {
this.motZ = -0.02D;
}
}
}
} else {
if (this.motX < -d4) {
this.motX = -d4;
}
if (this.motX > d4) {
this.motX = d4;
}
if (this.motZ < -d4) {
this.motZ = -d4;
}
if (this.motZ > d4) {
this.motZ = d4;
}
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
}
}
this.D();
this.pitch = 0.0F;
double d23 = this.lastX - this.locX;
double d24 = this.lastZ - this.locZ;
if (d23 * d23 + d24 * d24 > 0.001D) {
this.yaw = (float) (Math.atan2(d24, d23) * 180.0D / 3.141592653589793D);
if (this.f) {
this.yaw += 180.0F;
}
}
double d25 = (double) MathHelper.g(this.yaw - this.lastYaw);
if (d25 < -170.0D || d25 >= 170.0D) {
this.yaw += 180.0F;
this.f = !this.f;
}
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 l1 = 0; l1 < list.size(); ++l1) {
Entity entity = (Entity) list.get(l1);
if (entity != this.passenger && entity.M() && entity instanceof EntityMinecart) {
entity.collide(this);
}
}
}
if (this.passenger != null && this.passenger.dead) {
if (this.passenger.vehicle == this) {
this.passenger.vehicle = null;
}
this.passenger = null;
}
if (this.e > 0) {
--this.e;
}
if (this.e <= 0) {
this.b = this.c = 0.0D;
}
this.e(this.e > 0);
}
}
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 (BlockMinecartTrack.e_(this.world, i, j - 1, k)) {
--j;
}
int l = this.world.getTypeId(i, j, k);
if (BlockMinecartTrack.d(l)) {
int i1 = this.world.getData(i, j, k);
d1 = (double) j;
if (((BlockMinecartTrack) Block.byId[l]).p()) {
i1 &= 7;
}
if (i1 >= 2 && i1 <= 5) {
d1 = (double) (j + 1);
}
int[][] aint = matrix[i1];
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 b(NBTTagCompound nbttagcompound) {
nbttagcompound.setInt("Type", this.type);
if (this.type == 2) {
nbttagcompound.setDouble("PushX", this.b);
nbttagcompound.setDouble("PushZ", this.c);
nbttagcompound.setShort("Fuel", (short) this.e);
} else if (this.type == 1) {
NBTTagList nbttaglist = new NBTTagList();
for (int i = 0; i < this.items.length; ++i) {
if (this.items[i] != null) {
NBTTagCompound nbttagcompound1 = new NBTTagCompound();
nbttagcompound1.setByte("Slot", (byte) i);
this.items[i].save(nbttagcompound1);
nbttaglist.add(nbttagcompound1);
}
}
nbttagcompound.set("Items", nbttaglist);
}
}
protected void a(NBTTagCompound nbttagcompound) {
this.type = nbttagcompound.getInt("Type");
if (this.type == 2) {
this.b = nbttagcompound.getDouble("PushX");
this.c = nbttagcompound.getDouble("PushZ");
this.e = nbttagcompound.getShort("Fuel");
} else if (this.type == 1) {
NBTTagList nbttaglist = nbttagcompound.getList("Items");
this.items = new ItemStack[this.getSize()];
for (int i = 0; i < nbttaglist.size(); ++i) {
NBTTagCompound nbttagcompound1 = (NBTTagCompound) nbttaglist.get(i);
int j = nbttagcompound1.getByte("Slot") & 255;
if (j >= 0 && j < this.items.length) {
this.items[j] = ItemStack.a(nbttagcompound1);
}
}
}
}
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.type == 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 EntityMinecart) {
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 (((EntityMinecart) entity).type == 2 && this.type != 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 (((EntityMinecart) entity).type != 2 && this.type == 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 int getSize() {
return 27;
}
public ItemStack getItem(int i) {
return this.items[i];
}
public ItemStack splitStack(int i, int j) {
if (this.items[i] != null) {
ItemStack itemstack;
if (this.items[i].count <= j) {
itemstack = this.items[i];
this.items[i] = null;
return itemstack;
} else {
itemstack = this.items[i].a(j);
if (this.items[i].count == 0) {
this.items[i] = null;
}
return itemstack;
}
} else {
return null;
}
}
public ItemStack splitWithoutUpdate(int i) {
if (this.items[i] != null) {
ItemStack itemstack = this.items[i];
this.items[i] = null;
return itemstack;
} else {
return null;
}
}
public void setItem(int i, ItemStack itemstack) {
this.items[i] = itemstack;
if (itemstack != null && itemstack.count > this.getMaxStackSize()) {
itemstack.count = this.getMaxStackSize();
}
}
public String getName() {
return "container.minecart";
}
public int getMaxStackSize() {
return maxStack; // CraftBukkit
}
public void update() {}
public boolean c(EntityHuman entityhuman) {
if (this.type == 0) {
if (this.passenger != null && this.passenger instanceof EntityHuman && this.passenger != entityhuman) {
return true;
}
if (!this.world.isStatic) {
entityhuman.mount(this);
}
} else if (this.type == 1) {
if (!this.world.isStatic) {
entityhuman.openContainer(this);
}
} else if (this.type == 2) {
ItemStack itemstack = entityhuman.inventory.getItemInHand();
if (itemstack != null && itemstack.id == Item.COAL.id) {
if (--itemstack.count == 0) {
entityhuman.inventory.setItem(entityhuman.inventory.itemInHandIndex, (ItemStack) null);
}
this.e += 3600;
}
this.b = this.locX - entityhuman.locX;
this.c = this.locZ - entityhuman.locZ;
}
return true;
}
public boolean a(EntityHuman entityhuman) {
return this.dead ? false : entityhuman.e(this) <= 64.0D;
}
protected boolean h() {
return (this.datawatcher.getByte(16) & 1) != 0;
}
protected void e(boolean flag) {
if (flag) {
this.datawatcher.watch(16, Byte.valueOf((byte) (this.datawatcher.getByte(16) | 1)));
} else {
this.datawatcher.watch(16, Byte.valueOf((byte) (this.datawatcher.getByte(16) & -2)));
}
}
public void startOpen() {}
public void f() {}
public void setDamage(int i) {
this.datawatcher.watch(19, Integer.valueOf(i));
}
public int getDamage() {
return this.datawatcher.getInt(19);
}
public void h(int i) {
this.datawatcher.watch(17, Integer.valueOf(i));
}
public int j() {
return this.datawatcher.getInt(17);
}
public void i(int i) {
this.datawatcher.watch(18, Integer.valueOf(i));
}
public int k() {
return this.datawatcher.getInt(18);
}
// 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
}