Add remnants
This commit is contained in:
Electroblob77
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package electroblob.wizardry.entity.living;
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import electroblob.wizardry.Wizardry;
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import electroblob.wizardry.block.BlockReceptacle;
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import electroblob.wizardry.constants.Element;
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import electroblob.wizardry.registry.WizardrySounds;
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import electroblob.wizardry.util.ParticleBuilder;
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import net.minecraft.entity.EntityLiving;
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import net.minecraft.entity.EntityLivingBase;
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import net.minecraft.entity.IEntityLivingData;
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import net.minecraft.entity.SharedMonsterAttributes;
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import net.minecraft.entity.ai.*;
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import net.minecraft.entity.monster.EntityMob;
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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.nbt.NBTUtil;
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import net.minecraft.network.datasync.DataParameter;
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import net.minecraft.network.datasync.DataSerializers;
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import net.minecraft.network.datasync.EntityDataManager;
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import net.minecraft.util.DamageSource;
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import net.minecraft.util.ResourceLocation;
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import net.minecraft.util.SoundEvent;
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import net.minecraft.util.math.BlockPos;
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import net.minecraft.util.math.MathHelper;
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import net.minecraft.util.math.Vec3d;
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import net.minecraft.world.DifficultyInstance;
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import net.minecraft.world.World;
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import javax.annotation.Nullable;
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public class EntityRemnant extends EntityMob {
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/** Data parameter for the remnant's element. */
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private static final DataParameter<Integer> ELEMENT = EntityDataManager.createKey(EntityRemnant.class, DataSerializers.VARINT);
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/** Data parameter that tracks whether the remnant is currently attacking (charging). */
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private static final DataParameter<Boolean> ATTACKING = EntityDataManager.createKey(EntityRemnant.class, DataSerializers.BOOLEAN);
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private ResourceLocation lootTable;
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@Nullable
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private BlockPos boundOrigin;
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public EntityRemnant(World world){
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super(world);
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this.setSize(0.8f, 0.8f);
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this.isImmuneToFire = true;
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this.moveHelper = new EntityRemnant.AIMoveControl(this);
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this.experienceValue = 8;
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}
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@Override
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protected void entityInit(){
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super.entityInit();
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this.dataManager.register(ELEMENT, 1); // Default to fire
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this.dataManager.register(ATTACKING, false); // Default to fire
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}
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@Override
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protected void initEntityAI(){
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super.initEntityAI();
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this.tasks.addTask(0, new EntityAISwimming(this));
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this.tasks.addTask(4, new EntityRemnant.AIChargeAttack());
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this.tasks.addTask(8, new EntityRemnant.AIMoveRandom());
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this.tasks.addTask(9, new EntityAIWatchClosest(this, EntityPlayer.class, 3.0F, 1.0F));
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this.tasks.addTask(10, new EntityAIWatchClosest(this, EntityLiving.class, 8.0F));
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this.targetTasks.addTask(1, new EntityAIHurtByTarget(this, true, EntityRemnant.class));
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this.targetTasks.addTask(3, new EntityAINearestAttackableTarget<>(this, EntityPlayer.class, true));
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}
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@Override
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protected void applyEntityAttributes(){
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super.applyEntityAttributes();
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this.getEntityAttribute(SharedMonsterAttributes.MAX_HEALTH).setBaseValue(16);
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this.getEntityAttribute(SharedMonsterAttributes.ATTACK_DAMAGE).setBaseValue(4);
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}
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@Nullable
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@Override
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public IEntityLivingData onInitialSpawn(DifficultyInstance difficulty, @Nullable IEntityLivingData livingdata){
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this.setElement(Element.values()[1 + rand.nextInt(Element.values().length - 1)]); // Exclude MAGIC
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this.setBoundOrigin(new BlockPos(this));
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return super.onInitialSpawn(difficulty, livingdata);
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}
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public Element getElement(){
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return Element.values()[this.dataManager.get(ELEMENT)];
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}
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public void setElement(Element element){
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this.dataManager.set(ELEMENT, element.ordinal());
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this.lootTable = new ResourceLocation(Wizardry.MODID, "entities/remnant/" + element.getName());
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}
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public boolean isAttacking(){
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return this.dataManager.get(ATTACKING);
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}
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public void setAttacking(boolean attacking){
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this.dataManager.set(ATTACKING, attacking);
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}
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@Nullable
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public BlockPos getBoundOrigin(){
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return this.boundOrigin;
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}
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public void setBoundOrigin(@Nullable BlockPos boundOriginIn){
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this.boundOrigin = boundOriginIn;
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}
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@Override
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protected boolean isValidLightLevel(){
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return true;
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}
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@Override
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public void onUpdate(){
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// Use the same trick as EntityVex to fly through stuff
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this.noClip = true;
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super.onUpdate();
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this.noClip = false;
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this.setNoGravity(true);
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if(world.isRemote){
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Vec3d centre = this.getPositionVector().add(0, height/2, 0);
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int[] colours = BlockReceptacle.PARTICLE_COLOURS.get(this.getElement());
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if(rand.nextInt(10) == 0){
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ParticleBuilder.create(ParticleBuilder.Type.FLASH).entity(this).pos(0, height/2, 0).scale(width).time(48).clr(colours[0]).spawn(world);
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}
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double r = width/3;
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double x = r * (rand.nextDouble() * 2 - 1);
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double y = r * (rand.nextDouble() * 2 - 1);
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double z = r * (rand.nextDouble() * 2 - 1);
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if(this.deathTime > 0){
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// Spew out particles on death
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for(int i = 0; i < 8; i++){
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ParticleBuilder.create(ParticleBuilder.Type.DUST, rand, centre.x + x, centre.y + y, centre.z + z, 0.1, true)
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.time(12).clr(colours[1]).fade(colours[2]).spawn(world);
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}
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}else{
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ParticleBuilder.create(ParticleBuilder.Type.DUST).pos(centre.x + x, centre.y + y, centre.z + z)
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.vel(x * -0.03, 0.02, z * -0.03).time(24 + rand.nextInt(8)).clr(colours[1]).fade(colours[2]).spawn(world);
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}
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}
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}
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@Override
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protected SoundEvent getAmbientSound(){
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return WizardrySounds.ENTITY_REMNANT_AMBIENT;
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}
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@Override
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protected SoundEvent getDeathSound(){
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return WizardrySounds.ENTITY_REMNANT_DEATH;
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}
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@Override
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protected SoundEvent getHurtSound(DamageSource source){
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return WizardrySounds.ENTITY_REMNANT_HURT;
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}
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@Nullable
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@Override
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protected ResourceLocation getLootTable(){
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return lootTable;
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}
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@Override
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public void readEntityFromNBT(NBTTagCompound nbt){
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super.readEntityFromNBT(nbt);
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this.setElement(Element.values()[nbt.getInteger("Element")]);
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if(nbt.hasKey("BoundOrigin")) boundOrigin = NBTUtil.getPosFromTag(nbt.getCompoundTag("BoundOrigin"));
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}
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@Override
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public void writeEntityToNBT(NBTTagCompound nbt){
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super.writeEntityToNBT(nbt);
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nbt.setInteger("Element", this.getElement().ordinal());
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if(boundOrigin != null) nbt.setTag("BoundOrigin", NBTUtil.createPosTag(boundOrigin));
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}
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// AI classes (copied from EntityVex)
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class AIChargeAttack extends EntityAIBase {
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public AIChargeAttack(){
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this.setMutexBits(1);
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}
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@Override
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public boolean shouldExecute(){
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if(EntityRemnant.this.getAttackTarget() != null && !EntityRemnant.this.getMoveHelper().isUpdating() && EntityRemnant.this.rand.nextInt(7) == 0){
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return EntityRemnant.this.getDistanceSq(EntityRemnant.this.getAttackTarget()) > 4.0D;
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}else{
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return false;
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}
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}
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@Override
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public boolean shouldContinueExecuting(){
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return EntityRemnant.this.getMoveHelper().isUpdating() && EntityRemnant.this.isAttacking() && EntityRemnant.this.getAttackTarget() != null && EntityRemnant.this.getAttackTarget().isEntityAlive();
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}
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@Override
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public void startExecuting(){
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EntityLivingBase entitylivingbase = EntityRemnant.this.getAttackTarget();
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Vec3d vec3d = entitylivingbase.getPositionEyes(1.0F);
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EntityRemnant.this.moveHelper.setMoveTo(vec3d.x, vec3d.y, vec3d.z, 1.0D);
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EntityRemnant.this.setAttacking(true);
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// EntityRemnant.this.playSound(SoundEvents.ENTITY_VEX_CHARGE, 1.0F, 1.0F);
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}
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@Override
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public void resetTask(){
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EntityRemnant.this.setAttacking(false);
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}
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@Override
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public void updateTask(){
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EntityLivingBase entitylivingbase = EntityRemnant.this.getAttackTarget();
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if(EntityRemnant.this.getEntityBoundingBox().intersects(entitylivingbase.getEntityBoundingBox())){
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EntityRemnant.this.attackEntityAsMob(entitylivingbase);
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EntityRemnant.this.setAttacking(false);
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}else{
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double d0 = EntityRemnant.this.getDistanceSq(entitylivingbase);
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if(d0 < 9.0D){
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Vec3d vec3d = entitylivingbase.getPositionEyes(1.0F);
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EntityRemnant.this.moveHelper.setMoveTo(vec3d.x, vec3d.y, vec3d.z, 1.0D);
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}
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}
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}
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}
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class AIMoveControl extends EntityMoveHelper {
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public AIMoveControl(EntityRemnant host){
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super(host);
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}
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@Override
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public void onUpdateMoveHelper(){
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if(this.action == EntityMoveHelper.Action.MOVE_TO){
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double d0 = this.posX - EntityRemnant.this.posX;
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double d1 = this.posY - EntityRemnant.this.posY;
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double d2 = this.posZ - EntityRemnant.this.posZ;
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double d3 = d0 * d0 + d1 * d1 + d2 * d2;
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d3 = MathHelper.sqrt(d3);
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if(d3 < EntityRemnant.this.getEntityBoundingBox().getAverageEdgeLength()){
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this.action = EntityMoveHelper.Action.WAIT;
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EntityRemnant.this.motionX *= 0.5D;
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EntityRemnant.this.motionY *= 0.5D;
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EntityRemnant.this.motionZ *= 0.5D;
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}else{
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EntityRemnant.this.motionX += d0 / d3 * 0.05D * this.speed;
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EntityRemnant.this.motionY += d1 / d3 * 0.05D * this.speed;
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EntityRemnant.this.motionZ += d2 / d3 * 0.05D * this.speed;
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if(EntityRemnant.this.getAttackTarget() == null){
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EntityRemnant.this.rotationYaw = -((float)MathHelper.atan2(EntityRemnant.this.motionX, EntityRemnant.this.motionZ)) * (180F / (float)Math.PI);
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}else{
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double d4 = EntityRemnant.this.getAttackTarget().posX - EntityRemnant.this.posX;
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double d5 = EntityRemnant.this.getAttackTarget().posZ - EntityRemnant.this.posZ;
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EntityRemnant.this.rotationYaw = -((float)MathHelper.atan2(d4, d5)) * (180F / (float)Math.PI);
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}
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EntityRemnant.this.renderYawOffset = EntityRemnant.this.rotationYaw;
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}
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}
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}
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}
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class AIMoveRandom extends EntityAIBase {
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public AIMoveRandom(){
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this.setMutexBits(1);
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}
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@Override
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public boolean shouldExecute(){
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return !EntityRemnant.this.getMoveHelper().isUpdating() && EntityRemnant.this.rand.nextInt(7) == 0;
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}
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@Override
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public boolean shouldContinueExecuting(){
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return false;
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}
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@Override
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public void updateTask(){
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BlockPos blockpos = EntityRemnant.this.getBoundOrigin();
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if(blockpos == null){
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blockpos = new BlockPos(EntityRemnant.this);
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}
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for(int i = 0; i < 3; ++i){
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BlockPos blockpos1 = blockpos.add(EntityRemnant.this.rand.nextInt(15) - 7, EntityRemnant.this.rand.nextInt(11) - 5, EntityRemnant.this.rand.nextInt(15) - 7);
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if(EntityRemnant.this.world.isAirBlock(blockpos1)){
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EntityRemnant.this.moveHelper.setMoveTo((double)blockpos1.getX() + 0.5D, (double)blockpos1.getY() + 0.5D, (double)blockpos1.getZ() + 0.5D, 0.25D);
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if(EntityRemnant.this.getAttackTarget() == null){
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EntityRemnant.this.getLookHelper().setLookPosition((double)blockpos1.getX() + 0.5D, (double)blockpos1.getY() + 0.5D, (double)blockpos1.getZ() + 0.5D, 180.0F, 20.0F);
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}
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break;
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}
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}
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}
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}
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}
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