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624 lines
19 KiB
Java
624 lines
19 KiB
Java
package net.minecraft.entity.item;
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import cpw.mods.fml.relauncher.Side;
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import cpw.mods.fml.relauncher.SideOnly;
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import java.util.List;
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import net.minecraft.block.Block;
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import net.minecraft.block.material.Material;
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import net.minecraft.entity.Entity;
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import net.minecraft.entity.EntityLivingBase;
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import net.minecraft.entity.player.EntityPlayer;
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import net.minecraft.init.Blocks;
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import net.minecraft.init.Items;
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import net.minecraft.item.Item;
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import net.minecraft.nbt.NBTTagCompound;
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import net.minecraft.util.AxisAlignedBB;
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import net.minecraft.util.DamageSource;
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import net.minecraft.util.MathHelper;
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import net.minecraft.world.World;
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public class EntityBoat extends Entity
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{
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/** true if no player in boat */
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private boolean isBoatEmpty;
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private double speedMultiplier;
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private int boatPosRotationIncrements;
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private double boatX;
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private double boatY;
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private double boatZ;
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private double boatYaw;
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private double boatPitch;
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@SideOnly(Side.CLIENT)
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private double velocityX;
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@SideOnly(Side.CLIENT)
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private double velocityY;
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@SideOnly(Side.CLIENT)
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private double velocityZ;
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private static final String __OBFID = "CL_00001667";
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public EntityBoat(World p_i1704_1_)
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{
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super(p_i1704_1_);
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this.isBoatEmpty = true;
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this.speedMultiplier = 0.07D;
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this.preventEntitySpawning = true;
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this.setSize(1.5F, 0.6F);
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this.yOffset = this.height / 2.0F;
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}
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/**
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* returns if this entity triggers Block.onEntityWalking on the blocks they walk on. used for spiders and wolves to
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* prevent them from trampling crops
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*/
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protected boolean canTriggerWalking()
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{
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return false;
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}
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protected void entityInit()
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{
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this.dataWatcher.addObject(17, new Integer(0));
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this.dataWatcher.addObject(18, new Integer(1));
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this.dataWatcher.addObject(19, new Float(0.0F));
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}
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/**
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* Returns a boundingBox used to collide the entity with other entities and blocks. This enables the entity to be
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* pushable on contact, like boats or minecarts.
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*/
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public AxisAlignedBB getCollisionBox(Entity entityIn)
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{
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return entityIn.boundingBox;
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}
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/**
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* returns the bounding box for this entity
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*/
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public AxisAlignedBB getBoundingBox()
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{
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return this.boundingBox;
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}
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/**
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* Returns true if this entity should push and be pushed by other entities when colliding.
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*/
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public boolean canBePushed()
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{
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return true;
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}
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public EntityBoat(World p_i1705_1_, double p_i1705_2_, double p_i1705_4_, double p_i1705_6_)
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{
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this(p_i1705_1_);
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this.setPosition(p_i1705_2_, p_i1705_4_ + (double)this.yOffset, p_i1705_6_);
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this.motionX = 0.0D;
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this.motionY = 0.0D;
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this.motionZ = 0.0D;
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this.prevPosX = p_i1705_2_;
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this.prevPosY = p_i1705_4_;
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this.prevPosZ = p_i1705_6_;
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}
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/**
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* Returns the Y offset from the entity's position for any entity riding this one.
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*/
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public double getMountedYOffset()
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{
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return (double)this.height * 0.0D - 0.30000001192092896D;
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}
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/**
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* Called when the entity is attacked.
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*/
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public boolean attackEntityFrom(DamageSource source, float amount)
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{
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if (this.isEntityInvulnerable())
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{
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return false;
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}
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else if (!this.worldObj.isRemote && !this.isDead)
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{
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this.setForwardDirection(-this.getForwardDirection());
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this.setTimeSinceHit(10);
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this.setDamageTaken(this.getDamageTaken() + amount * 10.0F);
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this.setBeenAttacked();
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boolean flag = source.getEntity() instanceof EntityPlayer && ((EntityPlayer)source.getEntity()).capabilities.isCreativeMode;
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if (flag || this.getDamageTaken() > 40.0F)
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{
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if (this.riddenByEntity != null)
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{
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this.riddenByEntity.mountEntity(this);
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}
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if (!flag)
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{
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this.func_145778_a(Items.boat, 1, 0.0F);
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}
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this.setDead();
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}
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return true;
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}
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else
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{
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return true;
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}
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}
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/**
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* Setups the entity to do the hurt animation. Only used by packets in multiplayer.
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*/
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@SideOnly(Side.CLIENT)
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public void performHurtAnimation()
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{
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this.setForwardDirection(-this.getForwardDirection());
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this.setTimeSinceHit(10);
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this.setDamageTaken(this.getDamageTaken() * 11.0F);
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}
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/**
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* Returns true if other Entities should be prevented from moving through this Entity.
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*/
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public boolean canBeCollidedWith()
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{
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return !this.isDead;
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}
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/**
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* Sets the position and rotation. Only difference from the other one is no bounding on the rotation. Args: posX,
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* posY, posZ, yaw, pitch
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*/
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@SideOnly(Side.CLIENT)
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public void setPositionAndRotation2(double x, double y, double z, float yaw, float pitch, int rotationIncrements)
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{
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if (this.isBoatEmpty)
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{
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this.boatPosRotationIncrements = rotationIncrements + 5;
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}
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else
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{
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double d3 = x - this.posX;
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double d4 = y - this.posY;
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double d5 = z - this.posZ;
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double d6 = d3 * d3 + d4 * d4 + d5 * d5;
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if (d6 <= 1.0D)
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{
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return;
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}
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this.boatPosRotationIncrements = 3;
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}
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this.boatX = x;
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this.boatY = y;
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this.boatZ = z;
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this.boatYaw = (double)yaw;
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this.boatPitch = (double)pitch;
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this.motionX = this.velocityX;
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this.motionY = this.velocityY;
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this.motionZ = this.velocityZ;
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}
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/**
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* Sets the velocity to the args. Args: x, y, z
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*/
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@SideOnly(Side.CLIENT)
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public void setVelocity(double x, double y, double z)
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{
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this.velocityX = this.motionX = x;
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this.velocityY = this.motionY = y;
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this.velocityZ = this.motionZ = z;
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}
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/**
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* Called to update the entity's position/logic.
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*/
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public void onUpdate()
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{
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super.onUpdate();
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if (this.getTimeSinceHit() > 0)
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{
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this.setTimeSinceHit(this.getTimeSinceHit() - 1);
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}
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if (this.getDamageTaken() > 0.0F)
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{
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this.setDamageTaken(this.getDamageTaken() - 1.0F);
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}
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this.prevPosX = this.posX;
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this.prevPosY = this.posY;
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this.prevPosZ = this.posZ;
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byte b0 = 5;
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double d0 = 0.0D;
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for (int i = 0; i < b0; ++i)
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{
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double d1 = this.boundingBox.minY + (this.boundingBox.maxY - this.boundingBox.minY) * (double)(i + 0) / (double)b0 - 0.125D;
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double d3 = this.boundingBox.minY + (this.boundingBox.maxY - this.boundingBox.minY) * (double)(i + 1) / (double)b0 - 0.125D;
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AxisAlignedBB axisalignedbb = AxisAlignedBB.getBoundingBox(this.boundingBox.minX, d1, this.boundingBox.minZ, this.boundingBox.maxX, d3, this.boundingBox.maxZ);
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if (this.worldObj.isAABBInMaterial(axisalignedbb, Material.water))
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{
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d0 += 1.0D / (double)b0;
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}
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}
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double d10 = Math.sqrt(this.motionX * this.motionX + this.motionZ * this.motionZ);
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double d2;
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double d4;
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int j;
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if (d10 > 0.26249999999999996D)
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{
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d2 = Math.cos((double)this.rotationYaw * Math.PI / 180.0D);
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d4 = Math.sin((double)this.rotationYaw * Math.PI / 180.0D);
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for (j = 0; (double)j < 1.0D + d10 * 60.0D; ++j)
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{
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double d5 = (double)(this.rand.nextFloat() * 2.0F - 1.0F);
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double d6 = (double)(this.rand.nextInt(2) * 2 - 1) * 0.7D;
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double d8;
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double d9;
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if (this.rand.nextBoolean())
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{
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d8 = this.posX - d2 * d5 * 0.8D + d4 * d6;
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d9 = this.posZ - d4 * d5 * 0.8D - d2 * d6;
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this.worldObj.spawnParticle("splash", d8, this.posY - 0.125D, d9, this.motionX, this.motionY, this.motionZ);
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}
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else
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{
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d8 = this.posX + d2 + d4 * d5 * 0.7D;
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d9 = this.posZ + d4 - d2 * d5 * 0.7D;
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this.worldObj.spawnParticle("splash", d8, this.posY - 0.125D, d9, this.motionX, this.motionY, this.motionZ);
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}
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}
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}
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double d11;
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double d12;
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if (this.worldObj.isRemote && this.isBoatEmpty)
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{
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if (this.boatPosRotationIncrements > 0)
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{
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d2 = this.posX + (this.boatX - this.posX) / (double)this.boatPosRotationIncrements;
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d4 = this.posY + (this.boatY - this.posY) / (double)this.boatPosRotationIncrements;
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d11 = this.posZ + (this.boatZ - this.posZ) / (double)this.boatPosRotationIncrements;
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d12 = MathHelper.wrapAngleTo180_double(this.boatYaw - (double)this.rotationYaw);
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this.rotationYaw = (float)((double)this.rotationYaw + d12 / (double)this.boatPosRotationIncrements);
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this.rotationPitch = (float)((double)this.rotationPitch + (this.boatPitch - (double)this.rotationPitch) / (double)this.boatPosRotationIncrements);
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--this.boatPosRotationIncrements;
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this.setPosition(d2, d4, d11);
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this.setRotation(this.rotationYaw, this.rotationPitch);
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}
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else
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{
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d2 = this.posX + this.motionX;
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d4 = this.posY + this.motionY;
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d11 = this.posZ + this.motionZ;
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this.setPosition(d2, d4, d11);
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if (this.onGround)
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{
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this.motionX *= 0.5D;
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this.motionY *= 0.5D;
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this.motionZ *= 0.5D;
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}
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this.motionX *= 0.9900000095367432D;
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this.motionY *= 0.949999988079071D;
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this.motionZ *= 0.9900000095367432D;
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}
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}
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else
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{
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if (d0 < 1.0D)
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{
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d2 = d0 * 2.0D - 1.0D;
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this.motionY += 0.03999999910593033D * d2;
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}
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else
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{
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if (this.motionY < 0.0D)
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{
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this.motionY /= 2.0D;
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}
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this.motionY += 0.007000000216066837D;
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}
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if (this.riddenByEntity != null && this.riddenByEntity instanceof EntityLivingBase)
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{
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EntityLivingBase entitylivingbase = (EntityLivingBase)this.riddenByEntity;
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float f = this.riddenByEntity.rotationYaw + -entitylivingbase.moveStrafing * 90.0F;
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this.motionX += -Math.sin((double)(f * (float)Math.PI / 180.0F)) * this.speedMultiplier * (double)entitylivingbase.moveForward * 0.05000000074505806D;
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this.motionZ += Math.cos((double)(f * (float)Math.PI / 180.0F)) * this.speedMultiplier * (double)entitylivingbase.moveForward * 0.05000000074505806D;
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}
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d2 = Math.sqrt(this.motionX * this.motionX + this.motionZ * this.motionZ);
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if (d2 > 0.35D)
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{
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d4 = 0.35D / d2;
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this.motionX *= d4;
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this.motionZ *= d4;
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d2 = 0.35D;
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}
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if (d2 > d10 && this.speedMultiplier < 0.35D)
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{
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this.speedMultiplier += (0.35D - this.speedMultiplier) / 35.0D;
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if (this.speedMultiplier > 0.35D)
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{
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this.speedMultiplier = 0.35D;
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}
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}
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else
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{
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this.speedMultiplier -= (this.speedMultiplier - 0.07D) / 35.0D;
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if (this.speedMultiplier < 0.07D)
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{
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this.speedMultiplier = 0.07D;
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}
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}
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int l;
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for (l = 0; l < 4; ++l)
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{
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int i1 = MathHelper.floor_double(this.posX + ((double)(l % 2) - 0.5D) * 0.8D);
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j = MathHelper.floor_double(this.posZ + ((double)(l / 2) - 0.5D) * 0.8D);
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for (int j1 = 0; j1 < 2; ++j1)
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{
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int k = MathHelper.floor_double(this.posY) + j1;
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Block block = this.worldObj.getBlock(i1, k, j);
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if (block == Blocks.snow_layer)
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{
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this.worldObj.setBlockToAir(i1, k, j);
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this.isCollidedHorizontally = false;
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}
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else if (block == Blocks.waterlily)
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{
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this.worldObj.func_147480_a(i1, k, j, true);
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this.isCollidedHorizontally = false;
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}
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}
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}
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if (this.onGround)
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{
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this.motionX *= 0.5D;
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this.motionY *= 0.5D;
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this.motionZ *= 0.5D;
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}
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this.moveEntity(this.motionX, this.motionY, this.motionZ);
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if (this.isCollidedHorizontally && d10 > 0.2D)
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{
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if (!this.worldObj.isRemote && !this.isDead)
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{
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this.setDead();
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for (l = 0; l < 3; ++l)
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{
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this.func_145778_a(Item.getItemFromBlock(Blocks.planks), 1, 0.0F);
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}
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for (l = 0; l < 2; ++l)
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{
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this.func_145778_a(Items.stick, 1, 0.0F);
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}
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}
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}
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else
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{
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this.motionX *= 0.9900000095367432D;
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this.motionY *= 0.949999988079071D;
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this.motionZ *= 0.9900000095367432D;
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}
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this.rotationPitch = 0.0F;
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d4 = (double)this.rotationYaw;
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d11 = this.prevPosX - this.posX;
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d12 = this.prevPosZ - this.posZ;
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if (d11 * d11 + d12 * d12 > 0.001D)
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{
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d4 = (double)((float)(Math.atan2(d12, d11) * 180.0D / Math.PI));
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}
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double d7 = MathHelper.wrapAngleTo180_double(d4 - (double)this.rotationYaw);
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if (d7 > 20.0D)
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{
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d7 = 20.0D;
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}
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if (d7 < -20.0D)
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{
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d7 = -20.0D;
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}
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this.rotationYaw = (float)((double)this.rotationYaw + d7);
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this.setRotation(this.rotationYaw, this.rotationPitch);
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if (!this.worldObj.isRemote)
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{
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List list = this.worldObj.getEntitiesWithinAABBExcludingEntity(this, this.boundingBox.expand(0.20000000298023224D, 0.0D, 0.20000000298023224D));
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if (list != null && !list.isEmpty())
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{
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for (int k1 = 0; k1 < list.size(); ++k1)
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{
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Entity entity = (Entity)list.get(k1);
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if (entity != this.riddenByEntity && entity.canBePushed() && entity instanceof EntityBoat)
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{
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entity.applyEntityCollision(this);
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}
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}
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}
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if (this.riddenByEntity != null && this.riddenByEntity.isDead)
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{
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this.riddenByEntity = null;
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}
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}
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}
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}
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public void updateRiderPosition()
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{
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if (this.riddenByEntity != null)
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{
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double d0 = Math.cos((double)this.rotationYaw * Math.PI / 180.0D) * 0.4D;
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double d1 = Math.sin((double)this.rotationYaw * Math.PI / 180.0D) * 0.4D;
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this.riddenByEntity.setPosition(this.posX + d0, this.posY + this.getMountedYOffset() + this.riddenByEntity.getYOffset(), this.posZ + d1);
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}
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}
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/**
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* (abstract) Protected helper method to write subclass entity data to NBT.
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*/
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protected void writeEntityToNBT(NBTTagCompound tagCompound) {}
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/**
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* (abstract) Protected helper method to read subclass entity data from NBT.
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*/
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protected void readEntityFromNBT(NBTTagCompound tagCompund) {}
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@SideOnly(Side.CLIENT)
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public float getShadowSize()
|
|
{
|
|
return 0.0F;
|
|
}
|
|
|
|
/**
|
|
* First layer of player interaction
|
|
*/
|
|
public boolean interactFirst(EntityPlayer player)
|
|
{
|
|
if (this.riddenByEntity != null && this.riddenByEntity instanceof EntityPlayer && this.riddenByEntity != player)
|
|
{
|
|
return true;
|
|
}
|
|
else
|
|
{
|
|
if (!this.worldObj.isRemote)
|
|
{
|
|
player.mountEntity(this);
|
|
}
|
|
|
|
return true;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Takes in the distance the entity has fallen this tick and whether its on the ground to update the fall distance
|
|
* and deal fall damage if landing on the ground. Args: distanceFallenThisTick, onGround
|
|
*/
|
|
protected void updateFallState(double distanceFallenThisTick, boolean isOnGround)
|
|
{
|
|
int i = MathHelper.floor_double(this.posX);
|
|
int j = MathHelper.floor_double(this.posY);
|
|
int k = MathHelper.floor_double(this.posZ);
|
|
|
|
if (isOnGround)
|
|
{
|
|
if (this.fallDistance > 3.0F)
|
|
{
|
|
this.fall(this.fallDistance);
|
|
|
|
if (!this.worldObj.isRemote && !this.isDead)
|
|
{
|
|
this.setDead();
|
|
int l;
|
|
|
|
for (l = 0; l < 3; ++l)
|
|
{
|
|
this.func_145778_a(Item.getItemFromBlock(Blocks.planks), 1, 0.0F);
|
|
}
|
|
|
|
for (l = 0; l < 2; ++l)
|
|
{
|
|
this.func_145778_a(Items.stick, 1, 0.0F);
|
|
}
|
|
}
|
|
|
|
this.fallDistance = 0.0F;
|
|
}
|
|
}
|
|
else if (this.worldObj.getBlock(i, j - 1, k).getMaterial() != Material.water && distanceFallenThisTick < 0.0D)
|
|
{
|
|
this.fallDistance = (float)((double)this.fallDistance - distanceFallenThisTick);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Sets the damage taken from the last hit.
|
|
*/
|
|
public void setDamageTaken(float p_70266_1_)
|
|
{
|
|
this.dataWatcher.updateObject(19, Float.valueOf(p_70266_1_));
|
|
}
|
|
|
|
/**
|
|
* Gets the damage taken from the last hit.
|
|
*/
|
|
public float getDamageTaken()
|
|
{
|
|
return this.dataWatcher.getWatchableObjectFloat(19);
|
|
}
|
|
|
|
/**
|
|
* Sets the time to count down from since the last time entity was hit.
|
|
*/
|
|
public void setTimeSinceHit(int p_70265_1_)
|
|
{
|
|
this.dataWatcher.updateObject(17, Integer.valueOf(p_70265_1_));
|
|
}
|
|
|
|
/**
|
|
* Gets the time since the last hit.
|
|
*/
|
|
public int getTimeSinceHit()
|
|
{
|
|
return this.dataWatcher.getWatchableObjectInt(17);
|
|
}
|
|
|
|
/**
|
|
* Sets the forward direction of the entity.
|
|
*/
|
|
public void setForwardDirection(int p_70269_1_)
|
|
{
|
|
this.dataWatcher.updateObject(18, Integer.valueOf(p_70269_1_));
|
|
}
|
|
|
|
/**
|
|
* Gets the forward direction of the entity.
|
|
*/
|
|
public int getForwardDirection()
|
|
{
|
|
return this.dataWatcher.getWatchableObjectInt(18);
|
|
}
|
|
|
|
/**
|
|
* true if no player in boat
|
|
*/
|
|
@SideOnly(Side.CLIENT)
|
|
public void setIsBoatEmpty(boolean p_70270_1_)
|
|
{
|
|
this.isBoatEmpty = p_70270_1_;
|
|
}
|
|
} |