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290 lines
8.7 KiB
Java
290 lines
8.7 KiB
Java
package net.minecraft.entity.passive;
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import java.util.Calendar;
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import net.minecraft.entity.Entity;
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import net.minecraft.entity.SharedMonsterAttributes;
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import net.minecraft.entity.player.EntityPlayer;
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import net.minecraft.nbt.NBTTagCompound;
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import net.minecraft.util.ChunkCoordinates;
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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 EntityBat extends EntityAmbientCreature
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{
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/** Coordinates of where the bat spawned. */
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private ChunkCoordinates spawnPosition;
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private static final String __OBFID = "CL_00001637";
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public EntityBat(World p_i1680_1_)
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{
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super(p_i1680_1_);
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this.setSize(0.5F, 0.9F);
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this.setIsBatHanging(true);
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}
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protected void entityInit()
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{
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super.entityInit();
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this.dataWatcher.addObject(16, new Byte((byte)0));
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}
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/**
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* Returns the volume for the sounds this mob makes.
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*/
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protected float getSoundVolume()
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{
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return 0.1F;
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}
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/**
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* Gets the pitch of living sounds in living entities.
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*/
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protected float getSoundPitch()
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{
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return super.getSoundPitch() * 0.95F;
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}
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/**
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* Returns the sound this mob makes while it's alive.
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*/
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protected String getLivingSound()
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{
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return this.getIsBatHanging() && this.rand.nextInt(4) != 0 ? null : "mob.bat.idle";
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}
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/**
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* Returns the sound this mob makes when it is hurt.
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*/
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protected String getHurtSound()
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{
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return "mob.bat.hurt";
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}
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/**
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* Returns the sound this mob makes on death.
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*/
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protected String getDeathSound()
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{
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return "mob.bat.death";
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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 false;
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}
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protected void collideWithEntity(Entity p_82167_1_) {}
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protected void collideWithNearbyEntities() {}
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protected void applyEntityAttributes()
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{
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super.applyEntityAttributes();
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this.getEntityAttribute(SharedMonsterAttributes.maxHealth).setBaseValue(6.0D);
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}
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public boolean getIsBatHanging()
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{
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return (this.dataWatcher.getWatchableObjectByte(16) & 1) != 0;
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}
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public void setIsBatHanging(boolean p_82236_1_)
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{
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byte b0 = this.dataWatcher.getWatchableObjectByte(16);
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if (p_82236_1_)
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{
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this.dataWatcher.updateObject(16, Byte.valueOf((byte)(b0 | 1)));
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}
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else
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{
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this.dataWatcher.updateObject(16, Byte.valueOf((byte)(b0 & -2)));
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}
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}
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/**
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* Returns true if the newer Entity AI code should be run
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*/
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protected boolean isAIEnabled()
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{
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return true;
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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.getIsBatHanging())
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{
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this.motionX = this.motionY = this.motionZ = 0.0D;
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this.posY = (double)MathHelper.floor_double(this.posY) + 1.0D - (double)this.height;
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}
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else
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{
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this.motionY *= 0.6000000238418579D;
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}
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}
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protected void updateAITasks()
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{
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super.updateAITasks();
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if (this.getIsBatHanging())
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{
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if (!this.worldObj.getBlock(MathHelper.floor_double(this.posX), (int)this.posY + 1, MathHelper.floor_double(this.posZ)).isNormalCube())
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{
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this.setIsBatHanging(false);
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this.worldObj.playAuxSFXAtEntity((EntityPlayer)null, 1015, (int)this.posX, (int)this.posY, (int)this.posZ, 0);
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}
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else
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{
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if (this.rand.nextInt(200) == 0)
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{
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this.rotationYawHead = (float)this.rand.nextInt(360);
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}
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if (this.worldObj.getClosestPlayerToEntity(this, 4.0D) != null)
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{
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this.setIsBatHanging(false);
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this.worldObj.playAuxSFXAtEntity((EntityPlayer)null, 1015, (int)this.posX, (int)this.posY, (int)this.posZ, 0);
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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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if (this.spawnPosition != null && (!this.worldObj.isAirBlock(this.spawnPosition.posX, this.spawnPosition.posY, this.spawnPosition.posZ) || this.spawnPosition.posY < 1))
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{
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this.spawnPosition = null;
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}
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if (this.spawnPosition == null || this.rand.nextInt(30) == 0 || this.spawnPosition.getDistanceSquared((int)this.posX, (int)this.posY, (int)this.posZ) < 4.0F)
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{
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this.spawnPosition = new ChunkCoordinates((int)this.posX + this.rand.nextInt(7) - this.rand.nextInt(7), (int)this.posY + this.rand.nextInt(6) - 2, (int)this.posZ + this.rand.nextInt(7) - this.rand.nextInt(7));
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}
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double d0 = (double)this.spawnPosition.posX + 0.5D - this.posX;
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double d1 = (double)this.spawnPosition.posY + 0.1D - this.posY;
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double d2 = (double)this.spawnPosition.posZ + 0.5D - this.posZ;
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this.motionX += (Math.signum(d0) * 0.5D - this.motionX) * 0.10000000149011612D;
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this.motionY += (Math.signum(d1) * 0.699999988079071D - this.motionY) * 0.10000000149011612D;
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this.motionZ += (Math.signum(d2) * 0.5D - this.motionZ) * 0.10000000149011612D;
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float f = (float)(Math.atan2(this.motionZ, this.motionX) * 180.0D / Math.PI) - 90.0F;
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float f1 = MathHelper.wrapAngleTo180_float(f - this.rotationYaw);
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this.moveForward = 0.5F;
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this.rotationYaw += f1;
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if (this.rand.nextInt(100) == 0 && this.worldObj.getBlock(MathHelper.floor_double(this.posX), (int)this.posY + 1, MathHelper.floor_double(this.posZ)).isNormalCube())
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{
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this.setIsBatHanging(true);
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}
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}
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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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/**
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* Called when the mob is falling. Calculates and applies fall damage.
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*/
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protected void fall(float distance) {}
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/**
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* Takes in the distance the entity has fallen this tick and whether its on the ground to update the fall distance
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* and deal fall damage if landing on the ground. Args: distanceFallenThisTick, onGround
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*/
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protected void updateFallState(double distanceFallenThisTick, boolean isOnGround) {}
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/**
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* Return whether this entity should NOT trigger a pressure plate or a tripwire.
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*/
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public boolean doesEntityNotTriggerPressurePlate()
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{
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return true;
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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
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{
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if (!this.worldObj.isRemote && this.getIsBatHanging())
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{
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this.setIsBatHanging(false);
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}
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return super.attackEntityFrom(source, amount);
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}
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}
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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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public void readEntityFromNBT(NBTTagCompound tagCompund)
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{
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super.readEntityFromNBT(tagCompund);
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this.dataWatcher.updateObject(16, Byte.valueOf(tagCompund.getByte("BatFlags")));
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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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public void writeEntityToNBT(NBTTagCompound tagCompound)
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{
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super.writeEntityToNBT(tagCompound);
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tagCompound.setByte("BatFlags", this.dataWatcher.getWatchableObjectByte(16));
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}
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/**
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* Checks if the entity's current position is a valid location to spawn this entity.
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*/
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public boolean getCanSpawnHere()
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{
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int i = MathHelper.floor_double(this.boundingBox.minY);
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if (i >= 63)
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{
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return false;
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}
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else
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{
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int j = MathHelper.floor_double(this.posX);
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int k = MathHelper.floor_double(this.posZ);
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int l = this.worldObj.getBlockLightValue(j, i, k);
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byte b0 = 4;
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Calendar calendar = this.worldObj.getCurrentDate();
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if ((calendar.get(2) + 1 != 10 || calendar.get(5) < 20) && (calendar.get(2) + 1 != 11 || calendar.get(5) > 3))
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{
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if (this.rand.nextBoolean())
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{
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return false;
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}
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}
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else
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{
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b0 = 7;
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}
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return l > this.rand.nextInt(b0) ? false : super.getCanSpawnHere();
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}
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}
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} |