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Paper/nms-patches/EntityMinecartAbstract.patch

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--- /home/matt/mc-dev-private//net/minecraft/server/EntityMinecartAbstract.java 2015-04-13 11:54:43.295977016 +0100
+++ src/main/java/net/minecraft/server/EntityMinecartAbstract.java 2015-04-13 11:54:43.295977016 +0100
@@ -4,6 +4,15 @@
import java.util.Iterator;
import java.util.Map;
+// 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 implements INamableTileEntity {
private boolean a;
@@ -16,6 +25,17 @@
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.k = true;
@@ -81,6 +101,8 @@
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 an() {
@@ -92,6 +114,19 @@
if (this.isInvulnerable(damagesource)) {
return false;
} else {
+ // CraftBukkit start - fire VehicleDamageEvent
+ 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.k(-this.r());
this.j(10);
this.ac();
@@ -102,6 +137,15 @@
if (this.passenger != null) {
this.passenger.mount((Entity) null);
}
+ // 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.hasCustomName()) {
this.die();
@@ -140,6 +184,14 @@
}
public void t_() {
+ // 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.j(this.getType() - 1);
}
@@ -160,7 +212,7 @@
i = this.L();
if (this.ak) {
- if (minecraftserver.getAllowNether()) {
+ if (true || minecraftserver.getAllowNether()) { // CraftBukkit - multi-world should still allow teleport even if default vanilla nether disabled
if (this.vehicle == null && this.al++ >= i) {
this.al = i;
this.portalCooldown = this.aq();
@@ -257,6 +309,20 @@
}
this.setYawPitch(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
+
Iterator iterator = this.world.getEntities(this, this.getBoundingBox().grow(0.20000000298023224D, 0.0D, 0.20000000298023224D)).iterator();
while (iterator.hasNext()) {
@@ -280,7 +346,7 @@
}
protected double m() {
- return 0.4D;
+ return this.maxSpeed; // CraftBukkit
}
public void a(int i, int j, int k, boolean flag) {}
@@ -291,16 +357,20 @@
this.motX = MathHelper.a(this.motX, -d0, d0);
this.motZ = MathHelper.a(this.motZ, -d0, d0);
if (this.onGround) {
- this.motX *= 0.5D;
- this.motY *= 0.5D;
- this.motZ *= 0.5D;
+ // CraftBukkit start - replace magic numbers with our variables
+ 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) {
- this.motX *= 0.949999988079071D;
- this.motY *= 0.949999988079071D;
- this.motZ *= 0.949999988079071D;
+ // CraftBukkit start - replace magic numbers with our variables
+ this.motX *= this.flyingX;
+ this.motY *= this.flyingY;
+ this.motZ *= this.flyingZ;
+ // CraftBukkit end
}
}
@@ -488,7 +558,7 @@
}
protected void o() {
- if (this.passenger != null) {
+ if (this.passenger != null || !this.slowWhenEmpty) { // CraftBukkit - add !this.slowWhenEmpty
this.motX *= 0.996999979019165D;
this.motY *= 0.0D;
this.motZ *= 0.996999979019165D;
@@ -616,6 +686,17 @@
if (!this.world.isClientSide) {
if (!entity.noclip && !this.noclip) {
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.s() == EntityMinecartAbstract.EnumMinecartType.RIDEABLE && this.motX * this.motX + this.motZ * this.motZ > 0.01D && this.passenger == null && entity.vehicle == null) {
entity.mount(this);
}
@@ -624,7 +705,8 @@
double d1 = entity.locZ - this.locZ;
double d2 = d0 * d0 + d1 * d1;
- if (d2 >= 9.999999747378752E-5D) {
+ // CraftBukkit - collision
+ if (d2 >= 9.999999747378752E-5D && !collisionEvent.isCollisionCancelled()) {
d2 = (double) MathHelper.sqrt(d2);
d0 /= d2;
d1 /= d2;
@@ -891,4 +973,26 @@
}
}
+
+ // 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
}
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