001 package net.minecraft.entity.boss;
002
003 import cpw.mods.fml.relauncher.Side;
004 import cpw.mods.fml.relauncher.SideOnly;
005 import java.util.Iterator;
006 import java.util.List;
007 import net.minecraft.block.Block;
008 import net.minecraft.block.BlockEndPortal;
009 import net.minecraft.entity.Entity;
010 import net.minecraft.entity.EntityLiving;
011 import net.minecraft.entity.IEntityMultiPart;
012 import net.minecraft.entity.item.EntityEnderCrystal;
013 import net.minecraft.entity.item.EntityXPOrb;
014 import net.minecraft.entity.player.EntityPlayer;
015 import net.minecraft.util.AxisAlignedBB;
016 import net.minecraft.util.DamageSource;
017 import net.minecraft.util.MathHelper;
018 import net.minecraft.util.Vec3;
019 import net.minecraft.world.World;
020
021 public class EntityDragon extends EntityLiving implements IBossDisplayData, IEntityMultiPart
022 {
023 public double targetX;
024 public double targetY;
025 public double targetZ;
026
027 /**
028 * Ring buffer array for the last 64 Y-positions and yaw rotations. Used to calculate offsets for the animations.
029 */
030 public double[][] ringBuffer = new double[64][3];
031
032 /**
033 * Index into the ring buffer. Incremented once per tick and restarts at 0 once it reaches the end of the buffer.
034 */
035 public int ringBufferIndex = -1;
036
037 /** An array containing all body parts of this dragon */
038 public EntityDragonPart[] dragonPartArray;
039
040 /** The head bounding box of a dragon */
041 public EntityDragonPart dragonPartHead;
042
043 /** The body bounding box of a dragon */
044 public EntityDragonPart dragonPartBody;
045 public EntityDragonPart dragonPartTail1;
046 public EntityDragonPart dragonPartTail2;
047 public EntityDragonPart dragonPartTail3;
048 public EntityDragonPart dragonPartWing1;
049 public EntityDragonPart dragonPartWing2;
050
051 /** Animation time at previous tick. */
052 public float prevAnimTime = 0.0F;
053
054 /**
055 * Animation time, used to control the speed of the animation cycles (wings flapping, jaw opening, etc.)
056 */
057 public float animTime = 0.0F;
058
059 /** Force selecting a new flight target at next tick if set to true. */
060 public boolean forceNewTarget = false;
061
062 /**
063 * Activated if the dragon is flying though obsidian, white stone or bedrock. Slows movement and animation speed.
064 */
065 public boolean slowed = false;
066 private Entity target;
067 public int deathTicks = 0;
068
069 /** The current endercrystal that is healing this dragon */
070 public EntityEnderCrystal healingEnderCrystal = null;
071
072 public EntityDragon(World par1World)
073 {
074 super(par1World);
075 this.dragonPartArray = new EntityDragonPart[] {this.dragonPartHead = new EntityDragonPart(this, "head", 6.0F, 6.0F), this.dragonPartBody = new EntityDragonPart(this, "body", 8.0F, 8.0F), this.dragonPartTail1 = new EntityDragonPart(this, "tail", 4.0F, 4.0F), this.dragonPartTail2 = new EntityDragonPart(this, "tail", 4.0F, 4.0F), this.dragonPartTail3 = new EntityDragonPart(this, "tail", 4.0F, 4.0F), this.dragonPartWing1 = new EntityDragonPart(this, "wing", 4.0F, 4.0F), this.dragonPartWing2 = new EntityDragonPart(this, "wing", 4.0F, 4.0F)};
076 this.setEntityHealth(this.getMaxHealth());
077 this.texture = "/mob/enderdragon/ender.png";
078 this.setSize(16.0F, 8.0F);
079 this.noClip = true;
080 this.isImmuneToFire = true;
081 this.targetY = 100.0D;
082 this.ignoreFrustumCheck = true;
083 }
084
085 public int getMaxHealth()
086 {
087 return 200;
088 }
089
090 protected void entityInit()
091 {
092 super.entityInit();
093 this.dataWatcher.addObject(16, new Integer(this.getMaxHealth()));
094 }
095
096 /**
097 * Returns a double[3] array with movement offsets, used to calculate trailing tail/neck positions. [0] = yaw
098 * offset, [1] = y offset, [2] = unused, always 0. Parameters: buffer index offset, partial ticks.
099 */
100 public double[] getMovementOffsets(int par1, float par2)
101 {
102 if (this.health <= 0)
103 {
104 par2 = 0.0F;
105 }
106
107 par2 = 1.0F - par2;
108 int var3 = this.ringBufferIndex - par1 * 1 & 63;
109 int var4 = this.ringBufferIndex - par1 * 1 - 1 & 63;
110 double[] var5 = new double[3];
111 double var6 = this.ringBuffer[var3][0];
112 double var8 = MathHelper.wrapAngleTo180_double(this.ringBuffer[var4][0] - var6);
113 var5[0] = var6 + var8 * (double)par2;
114 var6 = this.ringBuffer[var3][1];
115 var8 = this.ringBuffer[var4][1] - var6;
116 var5[1] = var6 + var8 * (double)par2;
117 var5[2] = this.ringBuffer[var3][2] + (this.ringBuffer[var4][2] - this.ringBuffer[var3][2]) * (double)par2;
118 return var5;
119 }
120
121 /**
122 * Called frequently so the entity can update its state every tick as required. For example, zombies and skeletons
123 * use this to react to sunlight and start to burn.
124 */
125 public void onLivingUpdate()
126 {
127 float var1;
128 float var2;
129
130 if (!this.worldObj.isRemote)
131 {
132 this.dataWatcher.updateObject(16, Integer.valueOf(this.health));
133 }
134 else
135 {
136 var1 = MathHelper.cos(this.animTime * (float)Math.PI * 2.0F);
137 var2 = MathHelper.cos(this.prevAnimTime * (float)Math.PI * 2.0F);
138
139 if (var2 <= -0.3F && var1 >= -0.3F)
140 {
141 this.worldObj.playSound(this.posX, this.posY, this.posZ, "mob.enderdragon.wings", 5.0F, 0.8F + this.rand.nextFloat() * 0.3F, false);
142 }
143 }
144
145 this.prevAnimTime = this.animTime;
146 float var3;
147
148 if (this.health <= 0)
149 {
150 var1 = (this.rand.nextFloat() - 0.5F) * 8.0F;
151 var2 = (this.rand.nextFloat() - 0.5F) * 4.0F;
152 var3 = (this.rand.nextFloat() - 0.5F) * 8.0F;
153 this.worldObj.spawnParticle("largeexplode", this.posX + (double)var1, this.posY + 2.0D + (double)var2, this.posZ + (double)var3, 0.0D, 0.0D, 0.0D);
154 }
155 else
156 {
157 this.updateDragonEnderCrystal();
158 var1 = 0.2F / (MathHelper.sqrt_double(this.motionX * this.motionX + this.motionZ * this.motionZ) * 10.0F + 1.0F);
159 var1 *= (float)Math.pow(2.0D, this.motionY);
160
161 if (this.slowed)
162 {
163 this.animTime += var1 * 0.5F;
164 }
165 else
166 {
167 this.animTime += var1;
168 }
169
170 this.rotationYaw = MathHelper.wrapAngleTo180_float(this.rotationYaw);
171
172 if (this.ringBufferIndex < 0)
173 {
174 for (int var25 = 0; var25 < this.ringBuffer.length; ++var25)
175 {
176 this.ringBuffer[var25][0] = (double)this.rotationYaw;
177 this.ringBuffer[var25][1] = this.posY;
178 }
179 }
180
181 if (++this.ringBufferIndex == this.ringBuffer.length)
182 {
183 this.ringBufferIndex = 0;
184 }
185
186 this.ringBuffer[this.ringBufferIndex][0] = (double)this.rotationYaw;
187 this.ringBuffer[this.ringBufferIndex][1] = this.posY;
188 double var4;
189 double var6;
190 double var8;
191 double var26;
192 float var33;
193
194 if (this.worldObj.isRemote)
195 {
196 if (this.newPosRotationIncrements > 0)
197 {
198 var26 = this.posX + (this.newPosX - this.posX) / (double)this.newPosRotationIncrements;
199 var4 = this.posY + (this.newPosY - this.posY) / (double)this.newPosRotationIncrements;
200 var6 = this.posZ + (this.newPosZ - this.posZ) / (double)this.newPosRotationIncrements;
201 var8 = MathHelper.wrapAngleTo180_double(this.newRotationYaw - (double)this.rotationYaw);
202 this.rotationYaw = (float)((double)this.rotationYaw + var8 / (double)this.newPosRotationIncrements);
203 this.rotationPitch = (float)((double)this.rotationPitch + (this.newRotationPitch - (double)this.rotationPitch) / (double)this.newPosRotationIncrements);
204 --this.newPosRotationIncrements;
205 this.setPosition(var26, var4, var6);
206 this.setRotation(this.rotationYaw, this.rotationPitch);
207 }
208 }
209 else
210 {
211 var26 = this.targetX - this.posX;
212 var4 = this.targetY - this.posY;
213 var6 = this.targetZ - this.posZ;
214 var8 = var26 * var26 + var4 * var4 + var6 * var6;
215
216 if (this.target != null)
217 {
218 this.targetX = this.target.posX;
219 this.targetZ = this.target.posZ;
220 double var10 = this.targetX - this.posX;
221 double var12 = this.targetZ - this.posZ;
222 double var14 = Math.sqrt(var10 * var10 + var12 * var12);
223 double var16 = 0.4000000059604645D + var14 / 80.0D - 1.0D;
224
225 if (var16 > 10.0D)
226 {
227 var16 = 10.0D;
228 }
229
230 this.targetY = this.target.boundingBox.minY + var16;
231 }
232 else
233 {
234 this.targetX += this.rand.nextGaussian() * 2.0D;
235 this.targetZ += this.rand.nextGaussian() * 2.0D;
236 }
237
238 if (this.forceNewTarget || var8 < 100.0D || var8 > 22500.0D || this.isCollidedHorizontally || this.isCollidedVertically)
239 {
240 this.setNewTarget();
241 }
242
243 var4 /= (double)MathHelper.sqrt_double(var26 * var26 + var6 * var6);
244 var33 = 0.6F;
245
246 if (var4 < (double)(-var33))
247 {
248 var4 = (double)(-var33);
249 }
250
251 if (var4 > (double)var33)
252 {
253 var4 = (double)var33;
254 }
255
256 this.motionY += var4 * 0.10000000149011612D;
257 this.rotationYaw = MathHelper.wrapAngleTo180_float(this.rotationYaw);
258 double var11 = 180.0D - Math.atan2(var26, var6) * 180.0D / Math.PI;
259 double var13 = MathHelper.wrapAngleTo180_double(var11 - (double)this.rotationYaw);
260
261 if (var13 > 50.0D)
262 {
263 var13 = 50.0D;
264 }
265
266 if (var13 < -50.0D)
267 {
268 var13 = -50.0D;
269 }
270
271 Vec3 var15 = this.worldObj.getWorldVec3Pool().getVecFromPool(this.targetX - this.posX, this.targetY - this.posY, this.targetZ - this.posZ).normalize();
272 Vec3 var40 = this.worldObj.getWorldVec3Pool().getVecFromPool((double)MathHelper.sin(this.rotationYaw * (float)Math.PI / 180.0F), this.motionY, (double)(-MathHelper.cos(this.rotationYaw * (float)Math.PI / 180.0F))).normalize();
273 float var17 = (float)(var40.dotProduct(var15) + 0.5D) / 1.5F;
274
275 if (var17 < 0.0F)
276 {
277 var17 = 0.0F;
278 }
279
280 this.randomYawVelocity *= 0.8F;
281 float var18 = MathHelper.sqrt_double(this.motionX * this.motionX + this.motionZ * this.motionZ) * 1.0F + 1.0F;
282 double var19 = Math.sqrt(this.motionX * this.motionX + this.motionZ * this.motionZ) * 1.0D + 1.0D;
283
284 if (var19 > 40.0D)
285 {
286 var19 = 40.0D;
287 }
288
289 this.randomYawVelocity = (float)((double)this.randomYawVelocity + var13 * (0.699999988079071D / var19 / (double)var18));
290 this.rotationYaw += this.randomYawVelocity * 0.1F;
291 float var21 = (float)(2.0D / (var19 + 1.0D));
292 float var22 = 0.06F;
293 this.moveFlying(0.0F, -1.0F, var22 * (var17 * var21 + (1.0F - var21)));
294
295 if (this.slowed)
296 {
297 this.moveEntity(this.motionX * 0.800000011920929D, this.motionY * 0.800000011920929D, this.motionZ * 0.800000011920929D);
298 }
299 else
300 {
301 this.moveEntity(this.motionX, this.motionY, this.motionZ);
302 }
303
304 Vec3 var23 = this.worldObj.getWorldVec3Pool().getVecFromPool(this.motionX, this.motionY, this.motionZ).normalize();
305 float var24 = (float)(var23.dotProduct(var40) + 1.0D) / 2.0F;
306 var24 = 0.8F + 0.15F * var24;
307 this.motionX *= (double)var24;
308 this.motionZ *= (double)var24;
309 this.motionY *= 0.9100000262260437D;
310 }
311
312 this.renderYawOffset = this.rotationYaw;
313 this.dragonPartHead.width = this.dragonPartHead.height = 3.0F;
314 this.dragonPartTail1.width = this.dragonPartTail1.height = 2.0F;
315 this.dragonPartTail2.width = this.dragonPartTail2.height = 2.0F;
316 this.dragonPartTail3.width = this.dragonPartTail3.height = 2.0F;
317 this.dragonPartBody.height = 3.0F;
318 this.dragonPartBody.width = 5.0F;
319 this.dragonPartWing1.height = 2.0F;
320 this.dragonPartWing1.width = 4.0F;
321 this.dragonPartWing2.height = 3.0F;
322 this.dragonPartWing2.width = 4.0F;
323 var2 = (float)(this.getMovementOffsets(5, 1.0F)[1] - this.getMovementOffsets(10, 1.0F)[1]) * 10.0F / 180.0F * (float)Math.PI;
324 var3 = MathHelper.cos(var2);
325 float var28 = -MathHelper.sin(var2);
326 float var5 = this.rotationYaw * (float)Math.PI / 180.0F;
327 float var27 = MathHelper.sin(var5);
328 float var7 = MathHelper.cos(var5);
329 this.dragonPartBody.onUpdate();
330 this.dragonPartBody.setLocationAndAngles(this.posX + (double)(var27 * 0.5F), this.posY, this.posZ - (double)(var7 * 0.5F), 0.0F, 0.0F);
331 this.dragonPartWing1.onUpdate();
332 this.dragonPartWing1.setLocationAndAngles(this.posX + (double)(var7 * 4.5F), this.posY + 2.0D, this.posZ + (double)(var27 * 4.5F), 0.0F, 0.0F);
333 this.dragonPartWing2.onUpdate();
334 this.dragonPartWing2.setLocationAndAngles(this.posX - (double)(var7 * 4.5F), this.posY + 2.0D, this.posZ - (double)(var27 * 4.5F), 0.0F, 0.0F);
335
336 if (!this.worldObj.isRemote && this.hurtTime == 0)
337 {
338 this.collideWithEntities(this.worldObj.getEntitiesWithinAABBExcludingEntity(this, this.dragonPartWing1.boundingBox.expand(4.0D, 2.0D, 4.0D).offset(0.0D, -2.0D, 0.0D)));
339 this.collideWithEntities(this.worldObj.getEntitiesWithinAABBExcludingEntity(this, this.dragonPartWing2.boundingBox.expand(4.0D, 2.0D, 4.0D).offset(0.0D, -2.0D, 0.0D)));
340 this.attackEntitiesInList(this.worldObj.getEntitiesWithinAABBExcludingEntity(this, this.dragonPartHead.boundingBox.expand(1.0D, 1.0D, 1.0D)));
341 }
342
343 double[] var29 = this.getMovementOffsets(5, 1.0F);
344 double[] var9 = this.getMovementOffsets(0, 1.0F);
345 var33 = MathHelper.sin(this.rotationYaw * (float)Math.PI / 180.0F - this.randomYawVelocity * 0.01F);
346 float var32 = MathHelper.cos(this.rotationYaw * (float)Math.PI / 180.0F - this.randomYawVelocity * 0.01F);
347 this.dragonPartHead.onUpdate();
348 this.dragonPartHead.setLocationAndAngles(this.posX + (double)(var33 * 5.5F * var3), this.posY + (var9[1] - var29[1]) * 1.0D + (double)(var28 * 5.5F), this.posZ - (double)(var32 * 5.5F * var3), 0.0F, 0.0F);
349
350 for (int var30 = 0; var30 < 3; ++var30)
351 {
352 EntityDragonPart var31 = null;
353
354 if (var30 == 0)
355 {
356 var31 = this.dragonPartTail1;
357 }
358
359 if (var30 == 1)
360 {
361 var31 = this.dragonPartTail2;
362 }
363
364 if (var30 == 2)
365 {
366 var31 = this.dragonPartTail3;
367 }
368
369 double[] var35 = this.getMovementOffsets(12 + var30 * 2, 1.0F);
370 float var34 = this.rotationYaw * (float)Math.PI / 180.0F + this.simplifyAngle(var35[0] - var29[0]) * (float)Math.PI / 180.0F * 1.0F;
371 float var38 = MathHelper.sin(var34);
372 float var37 = MathHelper.cos(var34);
373 float var36 = 1.5F;
374 float var39 = (float)(var30 + 1) * 2.0F;
375 var31.onUpdate();
376 var31.setLocationAndAngles(this.posX - (double)((var27 * var36 + var38 * var39) * var3), this.posY + (var35[1] - var29[1]) * 1.0D - (double)((var39 + var36) * var28) + 1.5D, this.posZ + (double)((var7 * var36 + var37 * var39) * var3), 0.0F, 0.0F);
377 }
378
379 if (!this.worldObj.isRemote)
380 {
381 this.slowed = this.destroyBlocksInAABB(this.dragonPartHead.boundingBox) | this.destroyBlocksInAABB(this.dragonPartBody.boundingBox);
382 }
383 }
384 }
385
386 /**
387 * Updates the state of the enderdragon's current endercrystal.
388 */
389 private void updateDragonEnderCrystal()
390 {
391 if (this.healingEnderCrystal != null)
392 {
393 if (this.healingEnderCrystal.isDead)
394 {
395 if (!this.worldObj.isRemote)
396 {
397 this.attackEntityFromPart(this.dragonPartHead, DamageSource.explosion, 10);
398 }
399
400 this.healingEnderCrystal = null;
401 }
402 else if (this.ticksExisted % 10 == 0 && this.health < this.getMaxHealth())
403 {
404 ++this.health;
405 }
406 }
407
408 if (this.rand.nextInt(10) == 0)
409 {
410 float var1 = 32.0F;
411 List var2 = this.worldObj.getEntitiesWithinAABB(EntityEnderCrystal.class, this.boundingBox.expand((double)var1, (double)var1, (double)var1));
412 EntityEnderCrystal var3 = null;
413 double var4 = Double.MAX_VALUE;
414 Iterator var6 = var2.iterator();
415
416 while (var6.hasNext())
417 {
418 EntityEnderCrystal var7 = (EntityEnderCrystal)var6.next();
419 double var8 = var7.getDistanceSqToEntity(this);
420
421 if (var8 < var4)
422 {
423 var4 = var8;
424 var3 = var7;
425 }
426 }
427
428 this.healingEnderCrystal = var3;
429 }
430 }
431
432 /**
433 * Pushes all entities inside the list away from the enderdragon.
434 */
435 private void collideWithEntities(List par1List)
436 {
437 double var2 = (this.dragonPartBody.boundingBox.minX + this.dragonPartBody.boundingBox.maxX) / 2.0D;
438 double var4 = (this.dragonPartBody.boundingBox.minZ + this.dragonPartBody.boundingBox.maxZ) / 2.0D;
439 Iterator var6 = par1List.iterator();
440
441 while (var6.hasNext())
442 {
443 Entity var7 = (Entity)var6.next();
444
445 if (var7 instanceof EntityLiving)
446 {
447 double var8 = var7.posX - var2;
448 double var10 = var7.posZ - var4;
449 double var12 = var8 * var8 + var10 * var10;
450 var7.addVelocity(var8 / var12 * 4.0D, 0.20000000298023224D, var10 / var12 * 4.0D);
451 }
452 }
453 }
454
455 /**
456 * Attacks all entities inside this list, dealing 5 hearts of damage.
457 */
458 private void attackEntitiesInList(List par1List)
459 {
460 for (int var2 = 0; var2 < par1List.size(); ++var2)
461 {
462 Entity var3 = (Entity)par1List.get(var2);
463
464 if (var3 instanceof EntityLiving)
465 {
466 var3.attackEntityFrom(DamageSource.causeMobDamage(this), 10);
467 }
468 }
469 }
470
471 /**
472 * Sets a new target for the flight AI. It can be a random coordinate or a nearby player.
473 */
474 private void setNewTarget()
475 {
476 this.forceNewTarget = false;
477
478 if (this.rand.nextInt(2) == 0 && !this.worldObj.playerEntities.isEmpty())
479 {
480 this.target = (Entity)this.worldObj.playerEntities.get(this.rand.nextInt(this.worldObj.playerEntities.size()));
481 }
482 else
483 {
484 boolean var1 = false;
485
486 do
487 {
488 this.targetX = 0.0D;
489 this.targetY = (double)(70.0F + this.rand.nextFloat() * 50.0F);
490 this.targetZ = 0.0D;
491 this.targetX += (double)(this.rand.nextFloat() * 120.0F - 60.0F);
492 this.targetZ += (double)(this.rand.nextFloat() * 120.0F - 60.0F);
493 double var2 = this.posX - this.targetX;
494 double var4 = this.posY - this.targetY;
495 double var6 = this.posZ - this.targetZ;
496 var1 = var2 * var2 + var4 * var4 + var6 * var6 > 100.0D;
497 }
498 while (!var1);
499
500 this.target = null;
501 }
502 }
503
504 /**
505 * Simplifies the value of a number by adding/subtracting 180 to the point that the number is between -180 and 180.
506 */
507 private float simplifyAngle(double par1)
508 {
509 return (float)MathHelper.wrapAngleTo180_double(par1);
510 }
511
512 /**
513 * Destroys all blocks that aren't associated with 'The End' inside the given bounding box.
514 */
515 private boolean destroyBlocksInAABB(AxisAlignedBB par1AxisAlignedBB)
516 {
517 int var2 = MathHelper.floor_double(par1AxisAlignedBB.minX);
518 int var3 = MathHelper.floor_double(par1AxisAlignedBB.minY);
519 int var4 = MathHelper.floor_double(par1AxisAlignedBB.minZ);
520 int var5 = MathHelper.floor_double(par1AxisAlignedBB.maxX);
521 int var6 = MathHelper.floor_double(par1AxisAlignedBB.maxY);
522 int var7 = MathHelper.floor_double(par1AxisAlignedBB.maxZ);
523 boolean var8 = false;
524 boolean var9 = false;
525
526 for (int var10 = var2; var10 <= var5; ++var10)
527 {
528 for (int var11 = var3; var11 <= var6; ++var11)
529 {
530 for (int var12 = var4; var12 <= var7; ++var12)
531 {
532 int var13 = this.worldObj.getBlockId(var10, var11, var12);
533 Block block = Block.blocksList[var13];
534
535 if (block != null)
536 {
537 if (block.canDragonDestroy(worldObj, var10, var11, var12))
538 {
539 var9 = true;
540 this.worldObj.setBlockWithNotify(var10, var11, var12, 0);
541 }
542 else
543 {
544 var8 = true;
545 }
546 }
547 }
548 }
549 }
550
551 if (var9)
552 {
553 double var16 = par1AxisAlignedBB.minX + (par1AxisAlignedBB.maxX - par1AxisAlignedBB.minX) * (double)this.rand.nextFloat();
554 double var17 = par1AxisAlignedBB.minY + (par1AxisAlignedBB.maxY - par1AxisAlignedBB.minY) * (double)this.rand.nextFloat();
555 double var14 = par1AxisAlignedBB.minZ + (par1AxisAlignedBB.maxZ - par1AxisAlignedBB.minZ) * (double)this.rand.nextFloat();
556 this.worldObj.spawnParticle("largeexplode", var16, var17, var14, 0.0D, 0.0D, 0.0D);
557 }
558
559 return var8;
560 }
561
562 public boolean attackEntityFromPart(EntityDragonPart par1EntityDragonPart, DamageSource par2DamageSource, int par3)
563 {
564 if (par1EntityDragonPart != this.dragonPartHead)
565 {
566 par3 = par3 / 4 + 1;
567 }
568
569 float var4 = this.rotationYaw * (float)Math.PI / 180.0F;
570 float var5 = MathHelper.sin(var4);
571 float var6 = MathHelper.cos(var4);
572 this.targetX = this.posX + (double)(var5 * 5.0F) + (double)((this.rand.nextFloat() - 0.5F) * 2.0F);
573 this.targetY = this.posY + (double)(this.rand.nextFloat() * 3.0F) + 1.0D;
574 this.targetZ = this.posZ - (double)(var6 * 5.0F) + (double)((this.rand.nextFloat() - 0.5F) * 2.0F);
575 this.target = null;
576
577 if (par2DamageSource.getEntity() instanceof EntityPlayer || par2DamageSource == DamageSource.explosion)
578 {
579 this.func_82195_e(par2DamageSource, par3);
580 }
581
582 return true;
583 }
584
585 /**
586 * Called when the entity is attacked.
587 */
588 public boolean attackEntityFrom(DamageSource par1DamageSource, int par2)
589 {
590 return false;
591 }
592
593 protected boolean func_82195_e(DamageSource par1DamageSource, int par2)
594 {
595 return super.attackEntityFrom(par1DamageSource, par2);
596 }
597
598 /**
599 * handles entity death timer, experience orb and particle creation
600 */
601 protected void onDeathUpdate()
602 {
603 ++this.deathTicks;
604
605 if (this.deathTicks >= 180 && this.deathTicks <= 200)
606 {
607 float var1 = (this.rand.nextFloat() - 0.5F) * 8.0F;
608 float var2 = (this.rand.nextFloat() - 0.5F) * 4.0F;
609 float var3 = (this.rand.nextFloat() - 0.5F) * 8.0F;
610 this.worldObj.spawnParticle("hugeexplosion", this.posX + (double)var1, this.posY + 2.0D + (double)var2, this.posZ + (double)var3, 0.0D, 0.0D, 0.0D);
611 }
612
613 int var4;
614 int var5;
615
616 if (!this.worldObj.isRemote)
617 {
618 if (this.deathTicks > 150 && this.deathTicks % 5 == 0)
619 {
620 var4 = 1000;
621
622 while (var4 > 0)
623 {
624 var5 = EntityXPOrb.getXPSplit(var4);
625 var4 -= var5;
626 this.worldObj.spawnEntityInWorld(new EntityXPOrb(this.worldObj, this.posX, this.posY, this.posZ, var5));
627 }
628 }
629
630 if (this.deathTicks == 1)
631 {
632 this.worldObj.func_82739_e(1018, (int)this.posX, (int)this.posY, (int)this.posZ, 0);
633 }
634 }
635
636 this.moveEntity(0.0D, 0.10000000149011612D, 0.0D);
637 this.renderYawOffset = this.rotationYaw += 20.0F;
638
639 if (this.deathTicks == 200 && !this.worldObj.isRemote)
640 {
641 var4 = 2000;
642
643 while (var4 > 0)
644 {
645 var5 = EntityXPOrb.getXPSplit(var4);
646 var4 -= var5;
647 this.worldObj.spawnEntityInWorld(new EntityXPOrb(this.worldObj, this.posX, this.posY, this.posZ, var5));
648 }
649
650 this.createEnderPortal(MathHelper.floor_double(this.posX), MathHelper.floor_double(this.posZ));
651 this.setDead();
652 }
653 }
654
655 /**
656 * Creates the ender portal leading back to the normal world after defeating the enderdragon.
657 */
658 private void createEnderPortal(int par1, int par2)
659 {
660 byte var3 = 64;
661 BlockEndPortal.bossDefeated = true;
662 byte var4 = 4;
663
664 for (int var5 = var3 - 1; var5 <= var3 + 32; ++var5)
665 {
666 for (int var6 = par1 - var4; var6 <= par1 + var4; ++var6)
667 {
668 for (int var7 = par2 - var4; var7 <= par2 + var4; ++var7)
669 {
670 double var8 = (double)(var6 - par1);
671 double var10 = (double)(var7 - par2);
672 double var12 = var8 * var8 + var10 * var10;
673
674 if (var12 <= ((double)var4 - 0.5D) * ((double)var4 - 0.5D))
675 {
676 if (var5 < var3)
677 {
678 if (var12 <= ((double)(var4 - 1) - 0.5D) * ((double)(var4 - 1) - 0.5D))
679 {
680 this.worldObj.setBlockWithNotify(var6, var5, var7, Block.bedrock.blockID);
681 }
682 }
683 else if (var5 > var3)
684 {
685 this.worldObj.setBlockWithNotify(var6, var5, var7, 0);
686 }
687 else if (var12 > ((double)(var4 - 1) - 0.5D) * ((double)(var4 - 1) - 0.5D))
688 {
689 this.worldObj.setBlockWithNotify(var6, var5, var7, Block.bedrock.blockID);
690 }
691 else
692 {
693 this.worldObj.setBlockWithNotify(var6, var5, var7, Block.endPortal.blockID);
694 }
695 }
696 }
697 }
698 }
699
700 this.worldObj.setBlockWithNotify(par1, var3 + 0, par2, Block.bedrock.blockID);
701 this.worldObj.setBlockWithNotify(par1, var3 + 1, par2, Block.bedrock.blockID);
702 this.worldObj.setBlockWithNotify(par1, var3 + 2, par2, Block.bedrock.blockID);
703 this.worldObj.setBlockWithNotify(par1 - 1, var3 + 2, par2, Block.torchWood.blockID);
704 this.worldObj.setBlockWithNotify(par1 + 1, var3 + 2, par2, Block.torchWood.blockID);
705 this.worldObj.setBlockWithNotify(par1, var3 + 2, par2 - 1, Block.torchWood.blockID);
706 this.worldObj.setBlockWithNotify(par1, var3 + 2, par2 + 1, Block.torchWood.blockID);
707 this.worldObj.setBlockWithNotify(par1, var3 + 3, par2, Block.bedrock.blockID);
708 this.worldObj.setBlockWithNotify(par1, var3 + 4, par2, Block.dragonEgg.blockID);
709 BlockEndPortal.bossDefeated = false;
710 }
711
712 /**
713 * Makes the entity despawn if requirements are reached
714 */
715 protected void despawnEntity() {}
716
717 /**
718 * Return the Entity parts making up this Entity (currently only for dragons)
719 */
720 public Entity[] getParts()
721 {
722 return this.dragonPartArray;
723 }
724
725 /**
726 * Returns true if other Entities should be prevented from moving through this Entity.
727 */
728 public boolean canBeCollidedWith()
729 {
730 return false;
731 }
732
733 @SideOnly(Side.CLIENT)
734
735 /**
736 * Returns the health points of the dragon.
737 */
738 public int getDragonHealth()
739 {
740 return this.dataWatcher.getWatchableObjectInt(16);
741 }
742
743 public World func_82194_d()
744 {
745 return this.worldObj;
746 }
747
748 /**
749 * Returns the sound this mob makes while it's alive.
750 */
751 protected String getLivingSound()
752 {
753 return "mob.enderdragon.growl";
754 }
755
756 /**
757 * Returns the sound this mob makes when it is hurt.
758 */
759 protected String getHurtSound()
760 {
761 return "mob.enderdragon.hit";
762 }
763
764 /**
765 * Returns the volume for the sounds this mob makes.
766 */
767 protected float getSoundVolume()
768 {
769 return 5.0F;
770 }
771 }