001 package net.minecraft.src;
002
003 import cpw.mods.fml.common.Side;
004 import cpw.mods.fml.common.asm.SideOnly;
005 import java.util.Iterator;
006 import java.util.List;
007
008 public class EntityFishHook extends Entity
009 {
010 /** The tile this entity is on, X position */
011 private int xTile;
012
013 /** The tile this entity is on, Y position */
014 private int yTile;
015
016 /** The tile this entity is on, Z position */
017 private int zTile;
018 private int inTile;
019 private boolean inGround;
020 public int shake;
021 public EntityPlayer angler;
022 private int ticksInGround;
023 private int ticksInAir;
024
025 /** the number of ticks remaining until this fish can no longer be caught */
026 private int ticksCatchable;
027
028 /**
029 * The entity that the fishing rod is connected to, if any. When you right click on the fishing rod and the hook
030 * falls on to an entity, this it that entity.
031 */
032 public Entity bobber;
033 private int fishPosRotationIncrements;
034 private double fishX;
035 private double fishY;
036 private double fishZ;
037 private double fishYaw;
038 private double fishPitch;
039 @SideOnly(Side.CLIENT)
040 private double velocityX;
041 @SideOnly(Side.CLIENT)
042 private double velocityY;
043 @SideOnly(Side.CLIENT)
044 private double velocityZ;
045
046 public EntityFishHook(World par1World)
047 {
048 super(par1World);
049 this.xTile = -1;
050 this.yTile = -1;
051 this.zTile = -1;
052 this.inTile = 0;
053 this.inGround = false;
054 this.shake = 0;
055 this.ticksInAir = 0;
056 this.ticksCatchable = 0;
057 this.bobber = null;
058 this.setSize(0.25F, 0.25F);
059 this.ignoreFrustumCheck = true;
060 }
061
062 @SideOnly(Side.CLIENT)
063 public EntityFishHook(World par1World, double par2, double par4, double par6, EntityPlayer par8EntityPlayer)
064 {
065 this(par1World);
066 this.setPosition(par2, par4, par6);
067 this.ignoreFrustumCheck = true;
068 this.angler = par8EntityPlayer;
069 par8EntityPlayer.fishEntity = this;
070 }
071
072 public EntityFishHook(World par1World, EntityPlayer par2EntityPlayer)
073 {
074 super(par1World);
075 this.xTile = -1;
076 this.yTile = -1;
077 this.zTile = -1;
078 this.inTile = 0;
079 this.inGround = false;
080 this.shake = 0;
081 this.ticksInAir = 0;
082 this.ticksCatchable = 0;
083 this.bobber = null;
084 this.ignoreFrustumCheck = true;
085 this.angler = par2EntityPlayer;
086 this.angler.fishEntity = this;
087 this.setSize(0.25F, 0.25F);
088 this.setLocationAndAngles(par2EntityPlayer.posX, par2EntityPlayer.posY + 1.62D - (double)par2EntityPlayer.yOffset, par2EntityPlayer.posZ, par2EntityPlayer.rotationYaw, par2EntityPlayer.rotationPitch);
089 this.posX -= (double)(MathHelper.cos(this.rotationYaw / 180.0F * (float)Math.PI) * 0.16F);
090 this.posY -= 0.10000000149011612D;
091 this.posZ -= (double)(MathHelper.sin(this.rotationYaw / 180.0F * (float)Math.PI) * 0.16F);
092 this.setPosition(this.posX, this.posY, this.posZ);
093 this.yOffset = 0.0F;
094 float var3 = 0.4F;
095 this.motionX = (double)(-MathHelper.sin(this.rotationYaw / 180.0F * (float)Math.PI) * MathHelper.cos(this.rotationPitch / 180.0F * (float)Math.PI) * var3);
096 this.motionZ = (double)(MathHelper.cos(this.rotationYaw / 180.0F * (float)Math.PI) * MathHelper.cos(this.rotationPitch / 180.0F * (float)Math.PI) * var3);
097 this.motionY = (double)(-MathHelper.sin(this.rotationPitch / 180.0F * (float)Math.PI) * var3);
098 this.calculateVelocity(this.motionX, this.motionY, this.motionZ, 1.5F, 1.0F);
099 }
100
101 protected void entityInit() {}
102
103 @SideOnly(Side.CLIENT)
104
105 /**
106 * Checks if the entity is in range to render by using the past in distance and comparing it to its average edge
107 * length * 64 * renderDistanceWeight Args: distance
108 */
109 public boolean isInRangeToRenderDist(double par1)
110 {
111 double var3 = this.boundingBox.getAverageEdgeLength() * 4.0D;
112 var3 *= 64.0D;
113 return par1 < var3 * var3;
114 }
115
116 public void calculateVelocity(double par1, double par3, double par5, float par7, float par8)
117 {
118 float var9 = MathHelper.sqrt_double(par1 * par1 + par3 * par3 + par5 * par5);
119 par1 /= (double)var9;
120 par3 /= (double)var9;
121 par5 /= (double)var9;
122 par1 += this.rand.nextGaussian() * 0.007499999832361937D * (double)par8;
123 par3 += this.rand.nextGaussian() * 0.007499999832361937D * (double)par8;
124 par5 += this.rand.nextGaussian() * 0.007499999832361937D * (double)par8;
125 par1 *= (double)par7;
126 par3 *= (double)par7;
127 par5 *= (double)par7;
128 this.motionX = par1;
129 this.motionY = par3;
130 this.motionZ = par5;
131 float var10 = MathHelper.sqrt_double(par1 * par1 + par5 * par5);
132 this.prevRotationYaw = this.rotationYaw = (float)(Math.atan2(par1, par5) * 180.0D / Math.PI);
133 this.prevRotationPitch = this.rotationPitch = (float)(Math.atan2(par3, (double)var10) * 180.0D / Math.PI);
134 this.ticksInGround = 0;
135 }
136
137 @SideOnly(Side.CLIENT)
138
139 /**
140 * Sets the position and rotation. Only difference from the other one is no bounding on the rotation. Args: posX,
141 * posY, posZ, yaw, pitch
142 */
143 public void setPositionAndRotation2(double par1, double par3, double par5, float par7, float par8, int par9)
144 {
145 this.fishX = par1;
146 this.fishY = par3;
147 this.fishZ = par5;
148 this.fishYaw = (double)par7;
149 this.fishPitch = (double)par8;
150 this.fishPosRotationIncrements = par9;
151 this.motionX = this.velocityX;
152 this.motionY = this.velocityY;
153 this.motionZ = this.velocityZ;
154 }
155
156 @SideOnly(Side.CLIENT)
157
158 /**
159 * Sets the velocity to the args. Args: x, y, z
160 */
161 public void setVelocity(double par1, double par3, double par5)
162 {
163 this.velocityX = this.motionX = par1;
164 this.velocityY = this.motionY = par3;
165 this.velocityZ = this.motionZ = par5;
166 }
167
168 /**
169 * Called to update the entity's position/logic.
170 */
171 public void onUpdate()
172 {
173 super.onUpdate();
174
175 if (this.fishPosRotationIncrements > 0)
176 {
177 double var21 = this.posX + (this.fishX - this.posX) / (double)this.fishPosRotationIncrements;
178 double var22 = this.posY + (this.fishY - this.posY) / (double)this.fishPosRotationIncrements;
179 double var23 = this.posZ + (this.fishZ - this.posZ) / (double)this.fishPosRotationIncrements;
180 double var7 = MathHelper.wrapAngleTo180_double(this.fishYaw - (double)this.rotationYaw);
181 this.rotationYaw = (float)((double)this.rotationYaw + var7 / (double)this.fishPosRotationIncrements);
182 this.rotationPitch = (float)((double)this.rotationPitch + (this.fishPitch - (double)this.rotationPitch) / (double)this.fishPosRotationIncrements);
183 --this.fishPosRotationIncrements;
184 this.setPosition(var21, var22, var23);
185 this.setRotation(this.rotationYaw, this.rotationPitch);
186 }
187 else
188 {
189 if (!this.worldObj.isRemote)
190 {
191 ItemStack var1 = this.angler.getCurrentEquippedItem();
192
193 if (this.angler.isDead || !this.angler.isEntityAlive() || var1 == null || var1.getItem() != Item.fishingRod || this.getDistanceSqToEntity(this.angler) > 1024.0D)
194 {
195 this.setDead();
196 this.angler.fishEntity = null;
197 return;
198 }
199
200 if (this.bobber != null)
201 {
202 if (!this.bobber.isDead)
203 {
204 this.posX = this.bobber.posX;
205 this.posY = this.bobber.boundingBox.minY + (double)this.bobber.height * 0.8D;
206 this.posZ = this.bobber.posZ;
207 return;
208 }
209
210 this.bobber = null;
211 }
212 }
213
214 if (this.shake > 0)
215 {
216 --this.shake;
217 }
218
219 if (this.inGround)
220 {
221 int var19 = this.worldObj.getBlockId(this.xTile, this.yTile, this.zTile);
222
223 if (var19 == this.inTile)
224 {
225 ++this.ticksInGround;
226
227 if (this.ticksInGround == 1200)
228 {
229 this.setDead();
230 }
231
232 return;
233 }
234
235 this.inGround = false;
236 this.motionX *= (double)(this.rand.nextFloat() * 0.2F);
237 this.motionY *= (double)(this.rand.nextFloat() * 0.2F);
238 this.motionZ *= (double)(this.rand.nextFloat() * 0.2F);
239 this.ticksInGround = 0;
240 this.ticksInAir = 0;
241 }
242 else
243 {
244 ++this.ticksInAir;
245 }
246
247 Vec3 var20 = Vec3.getVec3Pool().getVecFromPool(this.posX, this.posY, this.posZ);
248 Vec3 var2 = Vec3.getVec3Pool().getVecFromPool(this.posX + this.motionX, this.posY + this.motionY, this.posZ + this.motionZ);
249 MovingObjectPosition var3 = this.worldObj.rayTraceBlocks(var20, var2);
250 var20 = Vec3.getVec3Pool().getVecFromPool(this.posX, this.posY, this.posZ);
251 var2 = Vec3.getVec3Pool().getVecFromPool(this.posX + this.motionX, this.posY + this.motionY, this.posZ + this.motionZ);
252
253 if (var3 != null)
254 {
255 var2 = Vec3.getVec3Pool().getVecFromPool(var3.hitVec.xCoord, var3.hitVec.yCoord, var3.hitVec.zCoord);
256 }
257
258 Entity var4 = null;
259 List var5 = this.worldObj.getEntitiesWithinAABBExcludingEntity(this, this.boundingBox.addCoord(this.motionX, this.motionY, this.motionZ).expand(1.0D, 1.0D, 1.0D));
260 double var6 = 0.0D;
261 Iterator var8 = var5.iterator();
262 double var13;
263
264 while (var8.hasNext())
265 {
266 Entity var9 = (Entity)var8.next();
267
268 if (var9.canBeCollidedWith() && (var9 != this.angler || this.ticksInAir >= 5))
269 {
270 float var10 = 0.3F;
271 AxisAlignedBB var11 = var9.boundingBox.expand((double)var10, (double)var10, (double)var10);
272 MovingObjectPosition var12 = var11.calculateIntercept(var20, var2);
273
274 if (var12 != null)
275 {
276 var13 = var20.distanceTo(var12.hitVec);
277
278 if (var13 < var6 || var6 == 0.0D)
279 {
280 var4 = var9;
281 var6 = var13;
282 }
283 }
284 }
285 }
286
287 if (var4 != null)
288 {
289 var3 = new MovingObjectPosition(var4);
290 }
291
292 if (var3 != null)
293 {
294 if (var3.entityHit != null)
295 {
296 if (var3.entityHit.attackEntityFrom(DamageSource.causeThrownDamage(this, this.angler), 0))
297 {
298 this.bobber = var3.entityHit;
299 }
300 }
301 else
302 {
303 this.inGround = true;
304 }
305 }
306
307 if (!this.inGround)
308 {
309 this.moveEntity(this.motionX, this.motionY, this.motionZ);
310 float var24 = MathHelper.sqrt_double(this.motionX * this.motionX + this.motionZ * this.motionZ);
311 this.rotationYaw = (float)(Math.atan2(this.motionX, this.motionZ) * 180.0D / Math.PI);
312
313 for (this.rotationPitch = (float)(Math.atan2(this.motionY, (double)var24) * 180.0D / Math.PI); this.rotationPitch - this.prevRotationPitch < -180.0F; this.prevRotationPitch -= 360.0F)
314 {
315 ;
316 }
317
318 while (this.rotationPitch - this.prevRotationPitch >= 180.0F)
319 {
320 this.prevRotationPitch += 360.0F;
321 }
322
323 while (this.rotationYaw - this.prevRotationYaw < -180.0F)
324 {
325 this.prevRotationYaw -= 360.0F;
326 }
327
328 while (this.rotationYaw - this.prevRotationYaw >= 180.0F)
329 {
330 this.prevRotationYaw += 360.0F;
331 }
332
333 this.rotationPitch = this.prevRotationPitch + (this.rotationPitch - this.prevRotationPitch) * 0.2F;
334 this.rotationYaw = this.prevRotationYaw + (this.rotationYaw - this.prevRotationYaw) * 0.2F;
335 float var25 = 0.92F;
336
337 if (this.onGround || this.isCollidedHorizontally)
338 {
339 var25 = 0.5F;
340 }
341
342 byte var27 = 5;
343 double var26 = 0.0D;
344
345 for (int var29 = 0; var29 < var27; ++var29)
346 {
347 double var14 = this.boundingBox.minY + (this.boundingBox.maxY - this.boundingBox.minY) * (double)(var29 + 0) / (double)var27 - 0.125D + 0.125D;
348 double var16 = this.boundingBox.minY + (this.boundingBox.maxY - this.boundingBox.minY) * (double)(var29 + 1) / (double)var27 - 0.125D + 0.125D;
349 AxisAlignedBB var18 = AxisAlignedBB.getAABBPool().addOrModifyAABBInPool(this.boundingBox.minX, var14, this.boundingBox.minZ, this.boundingBox.maxX, var16, this.boundingBox.maxZ);
350
351 if (this.worldObj.isAABBInMaterial(var18, Material.water))
352 {
353 var26 += 1.0D / (double)var27;
354 }
355 }
356
357 if (var26 > 0.0D)
358 {
359 if (this.ticksCatchable > 0)
360 {
361 --this.ticksCatchable;
362 }
363 else
364 {
365 short var28 = 500;
366
367 if (this.worldObj.canLightningStrikeAt(MathHelper.floor_double(this.posX), MathHelper.floor_double(this.posY) + 1, MathHelper.floor_double(this.posZ)))
368 {
369 var28 = 300;
370 }
371
372 if (this.rand.nextInt(var28) == 0)
373 {
374 this.ticksCatchable = this.rand.nextInt(30) + 10;
375 this.motionY -= 0.20000000298023224D;
376 this.worldObj.playSoundAtEntity(this, "random.splash", 0.25F, 1.0F + (this.rand.nextFloat() - this.rand.nextFloat()) * 0.4F);
377 float var30 = (float)MathHelper.floor_double(this.boundingBox.minY);
378 int var15;
379 float var17;
380 float var31;
381
382 for (var15 = 0; (float)var15 < 1.0F + this.width * 20.0F; ++var15)
383 {
384 var31 = (this.rand.nextFloat() * 2.0F - 1.0F) * this.width;
385 var17 = (this.rand.nextFloat() * 2.0F - 1.0F) * this.width;
386 this.worldObj.spawnParticle("bubble", this.posX + (double)var31, (double)(var30 + 1.0F), this.posZ + (double)var17, this.motionX, this.motionY - (double)(this.rand.nextFloat() * 0.2F), this.motionZ);
387 }
388
389 for (var15 = 0; (float)var15 < 1.0F + this.width * 20.0F; ++var15)
390 {
391 var31 = (this.rand.nextFloat() * 2.0F - 1.0F) * this.width;
392 var17 = (this.rand.nextFloat() * 2.0F - 1.0F) * this.width;
393 this.worldObj.spawnParticle("splash", this.posX + (double)var31, (double)(var30 + 1.0F), this.posZ + (double)var17, this.motionX, this.motionY, this.motionZ);
394 }
395 }
396 }
397 }
398
399 if (this.ticksCatchable > 0)
400 {
401 this.motionY -= (double)(this.rand.nextFloat() * this.rand.nextFloat() * this.rand.nextFloat()) * 0.2D;
402 }
403
404 var13 = var26 * 2.0D - 1.0D;
405 this.motionY += 0.03999999910593033D * var13;
406
407 if (var26 > 0.0D)
408 {
409 var25 = (float)((double)var25 * 0.9D);
410 this.motionY *= 0.8D;
411 }
412
413 this.motionX *= (double)var25;
414 this.motionY *= (double)var25;
415 this.motionZ *= (double)var25;
416 this.setPosition(this.posX, this.posY, this.posZ);
417 }
418 }
419 }
420
421 /**
422 * (abstract) Protected helper method to write subclass entity data to NBT.
423 */
424 public void writeEntityToNBT(NBTTagCompound par1NBTTagCompound)
425 {
426 par1NBTTagCompound.setShort("xTile", (short)this.xTile);
427 par1NBTTagCompound.setShort("yTile", (short)this.yTile);
428 par1NBTTagCompound.setShort("zTile", (short)this.zTile);
429 par1NBTTagCompound.setByte("inTile", (byte)this.inTile);
430 par1NBTTagCompound.setByte("shake", (byte)this.shake);
431 par1NBTTagCompound.setByte("inGround", (byte)(this.inGround ? 1 : 0));
432 }
433
434 /**
435 * (abstract) Protected helper method to read subclass entity data from NBT.
436 */
437 public void readEntityFromNBT(NBTTagCompound par1NBTTagCompound)
438 {
439 this.xTile = par1NBTTagCompound.getShort("xTile");
440 this.yTile = par1NBTTagCompound.getShort("yTile");
441 this.zTile = par1NBTTagCompound.getShort("zTile");
442 this.inTile = par1NBTTagCompound.getByte("inTile") & 255;
443 this.shake = par1NBTTagCompound.getByte("shake") & 255;
444 this.inGround = par1NBTTagCompound.getByte("inGround") == 1;
445 }
446
447 @SideOnly(Side.CLIENT)
448 public float getShadowSize()
449 {
450 return 0.0F;
451 }
452
453 public int catchFish()
454 {
455 if (this.worldObj.isRemote)
456 {
457 return 0;
458 }
459 else
460 {
461 byte var1 = 0;
462
463 if (this.bobber != null)
464 {
465 double var2 = this.angler.posX - this.posX;
466 double var4 = this.angler.posY - this.posY;
467 double var6 = this.angler.posZ - this.posZ;
468 double var8 = (double)MathHelper.sqrt_double(var2 * var2 + var4 * var4 + var6 * var6);
469 double var10 = 0.1D;
470 this.bobber.motionX += var2 * var10;
471 this.bobber.motionY += var4 * var10 + (double)MathHelper.sqrt_double(var8) * 0.08D;
472 this.bobber.motionZ += var6 * var10;
473 var1 = 3;
474 }
475 else if (this.ticksCatchable > 0)
476 {
477 EntityItem var13 = new EntityItem(this.worldObj, this.posX, this.posY, this.posZ, new ItemStack(Item.fishRaw));
478 double var3 = this.angler.posX - this.posX;
479 double var5 = this.angler.posY - this.posY;
480 double var7 = this.angler.posZ - this.posZ;
481 double var9 = (double)MathHelper.sqrt_double(var3 * var3 + var5 * var5 + var7 * var7);
482 double var11 = 0.1D;
483 var13.motionX = var3 * var11;
484 var13.motionY = var5 * var11 + (double)MathHelper.sqrt_double(var9) * 0.08D;
485 var13.motionZ = var7 * var11;
486 this.worldObj.spawnEntityInWorld(var13);
487 this.angler.addStat(StatList.fishCaughtStat, 1);
488 var1 = 1;
489 }
490
491 if (this.inGround)
492 {
493 var1 = 2;
494 }
495
496 this.setDead();
497 this.angler.fishEntity = null;
498 return var1;
499 }
500 }
501
502 /**
503 * Will get destroyed next tick.
504 */
505 public void setDead()
506 {
507 super.setDead();
508
509 if (this.angler != null)
510 {
511 this.angler.fishEntity = null;
512 }
513 }
514 }