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.List;
006
007 public class EntityFishHook extends Entity
008 {
009 /** The tile this entity is on, X position */
010 private int xTile;
011
012 /** The tile this entity is on, Y position */
013 private int yTile;
014
015 /** The tile this entity is on, Z position */
016 private int zTile;
017 private int inTile;
018 private boolean inGround;
019 public int shake;
020 public EntityPlayer angler;
021 private int ticksInGround;
022 private int ticksInAir;
023
024 /** the number of ticks remaining until this fish can no longer be caught */
025 private int ticksCatchable;
026
027 /**
028 * The entity that the fishing rod is connected to, if any. When you right click on the fishing rod and the hook
029 * falls on to an entity, this it that entity.
030 */
031 public Entity bobber;
032 private int fishPosRotationIncrements;
033 private double fishX;
034 private double fishY;
035 private double fishZ;
036 private double fishYaw;
037 private double fishPitch;
038 @SideOnly(Side.CLIENT)
039 private double velocityX;
040 @SideOnly(Side.CLIENT)
041 private double velocityY;
042 @SideOnly(Side.CLIENT)
043 private double velocityZ;
044
045 public EntityFishHook(World par1World)
046 {
047 super(par1World);
048 this.xTile = -1;
049 this.yTile = -1;
050 this.zTile = -1;
051 this.inTile = 0;
052 this.inGround = false;
053 this.shake = 0;
054 this.ticksInAir = 0;
055 this.ticksCatchable = 0;
056 this.bobber = null;
057 this.setSize(0.25F, 0.25F);
058 this.ignoreFrustumCheck = true;
059 }
060
061 @SideOnly(Side.CLIENT)
062 public EntityFishHook(World par1World, double par2, double par4, double par6, EntityPlayer par8EntityPlayer)
063 {
064 this(par1World);
065 this.setPosition(par2, par4, par6);
066 this.ignoreFrustumCheck = true;
067 this.angler = par8EntityPlayer;
068 par8EntityPlayer.fishEntity = this;
069 }
070
071 public EntityFishHook(World par1World, EntityPlayer par2EntityPlayer)
072 {
073 super(par1World);
074 this.xTile = -1;
075 this.yTile = -1;
076 this.zTile = -1;
077 this.inTile = 0;
078 this.inGround = false;
079 this.shake = 0;
080 this.ticksInAir = 0;
081 this.ticksCatchable = 0;
082 this.bobber = null;
083 this.ignoreFrustumCheck = true;
084 this.angler = par2EntityPlayer;
085 this.angler.fishEntity = this;
086 this.setSize(0.25F, 0.25F);
087 this.setLocationAndAngles(par2EntityPlayer.posX, par2EntityPlayer.posY + 1.62D - (double)par2EntityPlayer.yOffset, par2EntityPlayer.posZ, par2EntityPlayer.rotationYaw, par2EntityPlayer.rotationPitch);
088 this.posX -= (double)(MathHelper.cos(this.rotationYaw / 180.0F * (float)Math.PI) * 0.16F);
089 this.posY -= 0.10000000149011612D;
090 this.posZ -= (double)(MathHelper.sin(this.rotationYaw / 180.0F * (float)Math.PI) * 0.16F);
091 this.setPosition(this.posX, this.posY, this.posZ);
092 this.yOffset = 0.0F;
093 float var3 = 0.4F;
094 this.motionX = (double)(-MathHelper.sin(this.rotationYaw / 180.0F * (float)Math.PI) * MathHelper.cos(this.rotationPitch / 180.0F * (float)Math.PI) * var3);
095 this.motionZ = (double)(MathHelper.cos(this.rotationYaw / 180.0F * (float)Math.PI) * MathHelper.cos(this.rotationPitch / 180.0F * (float)Math.PI) * var3);
096 this.motionY = (double)(-MathHelper.sin(this.rotationPitch / 180.0F * (float)Math.PI) * var3);
097 this.calculateVelocity(this.motionX, this.motionY, this.motionZ, 1.5F, 1.0F);
098 }
099
100 protected void entityInit() {}
101
102 @SideOnly(Side.CLIENT)
103
104 /**
105 * Checks if the entity is in range to render by using the past in distance and comparing it to its average edge
106 * length * 64 * renderDistanceWeight Args: distance
107 */
108 public boolean isInRangeToRenderDist(double par1)
109 {
110 double var3 = this.boundingBox.getAverageEdgeLength() * 4.0D;
111 var3 *= 64.0D;
112 return par1 < var3 * var3;
113 }
114
115 public void calculateVelocity(double par1, double par3, double par5, float par7, float par8)
116 {
117 float var9 = MathHelper.sqrt_double(par1 * par1 + par3 * par3 + par5 * par5);
118 par1 /= (double)var9;
119 par3 /= (double)var9;
120 par5 /= (double)var9;
121 par1 += this.rand.nextGaussian() * 0.007499999832361937D * (double)par8;
122 par3 += this.rand.nextGaussian() * 0.007499999832361937D * (double)par8;
123 par5 += this.rand.nextGaussian() * 0.007499999832361937D * (double)par8;
124 par1 *= (double)par7;
125 par3 *= (double)par7;
126 par5 *= (double)par7;
127 this.motionX = par1;
128 this.motionY = par3;
129 this.motionZ = par5;
130 float var10 = MathHelper.sqrt_double(par1 * par1 + par5 * par5);
131 this.prevRotationYaw = this.rotationYaw = (float)(Math.atan2(par1, par5) * 180.0D / Math.PI);
132 this.prevRotationPitch = this.rotationPitch = (float)(Math.atan2(par3, (double)var10) * 180.0D / Math.PI);
133 this.ticksInGround = 0;
134 }
135
136 @SideOnly(Side.CLIENT)
137
138 /**
139 * Sets the position and rotation. Only difference from the other one is no bounding on the rotation. Args: posX,
140 * posY, posZ, yaw, pitch
141 */
142 public void setPositionAndRotation2(double par1, double par3, double par5, float par7, float par8, int par9)
143 {
144 this.fishX = par1;
145 this.fishY = par3;
146 this.fishZ = par5;
147 this.fishYaw = (double)par7;
148 this.fishPitch = (double)par8;
149 this.fishPosRotationIncrements = par9;
150 this.motionX = this.velocityX;
151 this.motionY = this.velocityY;
152 this.motionZ = this.velocityZ;
153 }
154
155 @SideOnly(Side.CLIENT)
156
157 /**
158 * Sets the velocity to the args. Args: x, y, z
159 */
160 public void setVelocity(double par1, double par3, double par5)
161 {
162 this.velocityX = this.motionX = par1;
163 this.velocityY = this.motionY = par3;
164 this.velocityZ = this.motionZ = par5;
165 }
166
167 /**
168 * Called to update the entity's position/logic.
169 */
170 public void onUpdate()
171 {
172 super.onUpdate();
173
174 if (this.fishPosRotationIncrements > 0)
175 {
176 double var21 = this.posX + (this.fishX - this.posX) / (double)this.fishPosRotationIncrements;
177 double var22 = this.posY + (this.fishY - this.posY) / (double)this.fishPosRotationIncrements;
178 double var23 = this.posZ + (this.fishZ - this.posZ) / (double)this.fishPosRotationIncrements;
179 double var7 = MathHelper.wrapAngleTo180_double(this.fishYaw - (double)this.rotationYaw);
180 this.rotationYaw = (float)((double)this.rotationYaw + var7 / (double)this.fishPosRotationIncrements);
181 this.rotationPitch = (float)((double)this.rotationPitch + (this.fishPitch - (double)this.rotationPitch) / (double)this.fishPosRotationIncrements);
182 --this.fishPosRotationIncrements;
183 this.setPosition(var21, var22, var23);
184 this.setRotation(this.rotationYaw, this.rotationPitch);
185 }
186 else
187 {
188 if (!this.worldObj.isRemote)
189 {
190 ItemStack var1 = this.angler.getCurrentEquippedItem();
191
192 if (this.angler.isDead || !this.angler.isEntityAlive() || var1 == null || var1.getItem() != Item.fishingRod || this.getDistanceSqToEntity(this.angler) > 1024.0D)
193 {
194 this.setDead();
195 this.angler.fishEntity = null;
196 return;
197 }
198
199 if (this.bobber != null)
200 {
201 if (!this.bobber.isDead)
202 {
203 this.posX = this.bobber.posX;
204 this.posY = this.bobber.boundingBox.minY + (double)this.bobber.height * 0.8D;
205 this.posZ = this.bobber.posZ;
206 return;
207 }
208
209 this.bobber = null;
210 }
211 }
212
213 if (this.shake > 0)
214 {
215 --this.shake;
216 }
217
218 if (this.inGround)
219 {
220 int var19 = this.worldObj.getBlockId(this.xTile, this.yTile, this.zTile);
221
222 if (var19 == this.inTile)
223 {
224 ++this.ticksInGround;
225
226 if (this.ticksInGround == 1200)
227 {
228 this.setDead();
229 }
230
231 return;
232 }
233
234 this.inGround = false;
235 this.motionX *= (double)(this.rand.nextFloat() * 0.2F);
236 this.motionY *= (double)(this.rand.nextFloat() * 0.2F);
237 this.motionZ *= (double)(this.rand.nextFloat() * 0.2F);
238 this.ticksInGround = 0;
239 this.ticksInAir = 0;
240 }
241 else
242 {
243 ++this.ticksInAir;
244 }
245
246 Vec3 var20 = this.worldObj.getWorldVec3Pool().getVecFromPool(this.posX, this.posY, this.posZ);
247 Vec3 var2 = this.worldObj.getWorldVec3Pool().getVecFromPool(this.posX + this.motionX, this.posY + this.motionY, this.posZ + this.motionZ);
248 MovingObjectPosition var3 = this.worldObj.rayTraceBlocks(var20, var2);
249 var20 = this.worldObj.getWorldVec3Pool().getVecFromPool(this.posX, this.posY, this.posZ);
250 var2 = this.worldObj.getWorldVec3Pool().getVecFromPool(this.posX + this.motionX, this.posY + this.motionY, this.posZ + this.motionZ);
251
252 if (var3 != null)
253 {
254 var2 = this.worldObj.getWorldVec3Pool().getVecFromPool(var3.hitVec.xCoord, var3.hitVec.yCoord, var3.hitVec.zCoord);
255 }
256
257 Entity var4 = null;
258 List var5 = this.worldObj.getEntitiesWithinAABBExcludingEntity(this, this.boundingBox.addCoord(this.motionX, this.motionY, this.motionZ).expand(1.0D, 1.0D, 1.0D));
259 double var6 = 0.0D;
260 double var13;
261
262 for (int var8 = 0; var8 < var5.size(); ++var8)
263 {
264 Entity var9 = (Entity)var5.get(var8);
265
266 if (var9.canBeCollidedWith() && (var9 != this.angler || this.ticksInAir >= 5))
267 {
268 float var10 = 0.3F;
269 AxisAlignedBB var11 = var9.boundingBox.expand((double)var10, (double)var10, (double)var10);
270 MovingObjectPosition var12 = var11.calculateIntercept(var20, var2);
271
272 if (var12 != null)
273 {
274 var13 = var20.distanceTo(var12.hitVec);
275
276 if (var13 < var6 || var6 == 0.0D)
277 {
278 var4 = var9;
279 var6 = var13;
280 }
281 }
282 }
283 }
284
285 if (var4 != null)
286 {
287 var3 = new MovingObjectPosition(var4);
288 }
289
290 if (var3 != null)
291 {
292 if (var3.entityHit != null)
293 {
294 if (var3.entityHit.attackEntityFrom(DamageSource.causeThrownDamage(this, this.angler), 0))
295 {
296 this.bobber = var3.entityHit;
297 }
298 }
299 else
300 {
301 this.inGround = true;
302 }
303 }
304
305 if (!this.inGround)
306 {
307 this.moveEntity(this.motionX, this.motionY, this.motionZ);
308 float var24 = MathHelper.sqrt_double(this.motionX * this.motionX + this.motionZ * this.motionZ);
309 this.rotationYaw = (float)(Math.atan2(this.motionX, this.motionZ) * 180.0D / Math.PI);
310
311 for (this.rotationPitch = (float)(Math.atan2(this.motionY, (double)var24) * 180.0D / Math.PI); this.rotationPitch - this.prevRotationPitch < -180.0F; this.prevRotationPitch -= 360.0F)
312 {
313 ;
314 }
315
316 while (this.rotationPitch - this.prevRotationPitch >= 180.0F)
317 {
318 this.prevRotationPitch += 360.0F;
319 }
320
321 while (this.rotationYaw - this.prevRotationYaw < -180.0F)
322 {
323 this.prevRotationYaw -= 360.0F;
324 }
325
326 while (this.rotationYaw - this.prevRotationYaw >= 180.0F)
327 {
328 this.prevRotationYaw += 360.0F;
329 }
330
331 this.rotationPitch = this.prevRotationPitch + (this.rotationPitch - this.prevRotationPitch) * 0.2F;
332 this.rotationYaw = this.prevRotationYaw + (this.rotationYaw - this.prevRotationYaw) * 0.2F;
333 float var25 = 0.92F;
334
335 if (this.onGround || this.isCollidedHorizontally)
336 {
337 var25 = 0.5F;
338 }
339
340 byte var27 = 5;
341 double var26 = 0.0D;
342
343 for (int var29 = 0; var29 < var27; ++var29)
344 {
345 double var14 = this.boundingBox.minY + (this.boundingBox.maxY - this.boundingBox.minY) * (double)(var29 + 0) / (double)var27 - 0.125D + 0.125D;
346 double var16 = this.boundingBox.minY + (this.boundingBox.maxY - this.boundingBox.minY) * (double)(var29 + 1) / (double)var27 - 0.125D + 0.125D;
347 AxisAlignedBB var18 = AxisAlignedBB.getAABBPool().addOrModifyAABBInPool(this.boundingBox.minX, var14, this.boundingBox.minZ, this.boundingBox.maxX, var16, this.boundingBox.maxZ);
348
349 if (this.worldObj.isAABBInMaterial(var18, Material.water))
350 {
351 var26 += 1.0D / (double)var27;
352 }
353 }
354
355 if (var26 > 0.0D)
356 {
357 if (this.ticksCatchable > 0)
358 {
359 --this.ticksCatchable;
360 }
361 else
362 {
363 short var28 = 500;
364
365 if (this.worldObj.canLightningStrikeAt(MathHelper.floor_double(this.posX), MathHelper.floor_double(this.posY) + 1, MathHelper.floor_double(this.posZ)))
366 {
367 var28 = 300;
368 }
369
370 if (this.rand.nextInt(var28) == 0)
371 {
372 this.ticksCatchable = this.rand.nextInt(30) + 10;
373 this.motionY -= 0.20000000298023224D;
374 this.func_85030_a("random.splash", 0.25F, 1.0F + (this.rand.nextFloat() - this.rand.nextFloat()) * 0.4F);
375 float var30 = (float)MathHelper.floor_double(this.boundingBox.minY);
376 int var15;
377 float var17;
378 float var31;
379
380 for (var15 = 0; (float)var15 < 1.0F + this.width * 20.0F; ++var15)
381 {
382 var31 = (this.rand.nextFloat() * 2.0F - 1.0F) * this.width;
383 var17 = (this.rand.nextFloat() * 2.0F - 1.0F) * this.width;
384 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);
385 }
386
387 for (var15 = 0; (float)var15 < 1.0F + this.width * 20.0F; ++var15)
388 {
389 var31 = (this.rand.nextFloat() * 2.0F - 1.0F) * this.width;
390 var17 = (this.rand.nextFloat() * 2.0F - 1.0F) * this.width;
391 this.worldObj.spawnParticle("splash", this.posX + (double)var31, (double)(var30 + 1.0F), this.posZ + (double)var17, this.motionX, this.motionY, this.motionZ);
392 }
393 }
394 }
395 }
396
397 if (this.ticksCatchable > 0)
398 {
399 this.motionY -= (double)(this.rand.nextFloat() * this.rand.nextFloat() * this.rand.nextFloat()) * 0.2D;
400 }
401
402 var13 = var26 * 2.0D - 1.0D;
403 this.motionY += 0.03999999910593033D * var13;
404
405 if (var26 > 0.0D)
406 {
407 var25 = (float)((double)var25 * 0.9D);
408 this.motionY *= 0.8D;
409 }
410
411 this.motionX *= (double)var25;
412 this.motionY *= (double)var25;
413 this.motionZ *= (double)var25;
414 this.setPosition(this.posX, this.posY, this.posZ);
415 }
416 }
417 }
418
419 /**
420 * (abstract) Protected helper method to write subclass entity data to NBT.
421 */
422 public void writeEntityToNBT(NBTTagCompound par1NBTTagCompound)
423 {
424 par1NBTTagCompound.setShort("xTile", (short)this.xTile);
425 par1NBTTagCompound.setShort("yTile", (short)this.yTile);
426 par1NBTTagCompound.setShort("zTile", (short)this.zTile);
427 par1NBTTagCompound.setByte("inTile", (byte)this.inTile);
428 par1NBTTagCompound.setByte("shake", (byte)this.shake);
429 par1NBTTagCompound.setByte("inGround", (byte)(this.inGround ? 1 : 0));
430 }
431
432 /**
433 * (abstract) Protected helper method to read subclass entity data from NBT.
434 */
435 public void readEntityFromNBT(NBTTagCompound par1NBTTagCompound)
436 {
437 this.xTile = par1NBTTagCompound.getShort("xTile");
438 this.yTile = par1NBTTagCompound.getShort("yTile");
439 this.zTile = par1NBTTagCompound.getShort("zTile");
440 this.inTile = par1NBTTagCompound.getByte("inTile") & 255;
441 this.shake = par1NBTTagCompound.getByte("shake") & 255;
442 this.inGround = par1NBTTagCompound.getByte("inGround") == 1;
443 }
444
445 @SideOnly(Side.CLIENT)
446 public float getShadowSize()
447 {
448 return 0.0F;
449 }
450
451 public int catchFish()
452 {
453 if (this.worldObj.isRemote)
454 {
455 return 0;
456 }
457 else
458 {
459 byte var1 = 0;
460
461 if (this.bobber != null)
462 {
463 double var2 = this.angler.posX - this.posX;
464 double var4 = this.angler.posY - this.posY;
465 double var6 = this.angler.posZ - this.posZ;
466 double var8 = (double)MathHelper.sqrt_double(var2 * var2 + var4 * var4 + var6 * var6);
467 double var10 = 0.1D;
468 this.bobber.motionX += var2 * var10;
469 this.bobber.motionY += var4 * var10 + (double)MathHelper.sqrt_double(var8) * 0.08D;
470 this.bobber.motionZ += var6 * var10;
471 var1 = 3;
472 }
473 else if (this.ticksCatchable > 0)
474 {
475 EntityItem var13 = new EntityItem(this.worldObj, this.posX, this.posY, this.posZ, new ItemStack(Item.fishRaw));
476 double var3 = this.angler.posX - this.posX;
477 double var5 = this.angler.posY - this.posY;
478 double var7 = this.angler.posZ - this.posZ;
479 double var9 = (double)MathHelper.sqrt_double(var3 * var3 + var5 * var5 + var7 * var7);
480 double var11 = 0.1D;
481 var13.motionX = var3 * var11;
482 var13.motionY = var5 * var11 + (double)MathHelper.sqrt_double(var9) * 0.08D;
483 var13.motionZ = var7 * var11;
484 this.worldObj.spawnEntityInWorld(var13);
485 this.angler.addStat(StatList.fishCaughtStat, 1);
486 this.angler.worldObj.spawnEntityInWorld(new EntityXPOrb(this.angler.worldObj, this.angler.posX, this.angler.posY + 0.5D, this.angler.posZ + 0.5D, this.rand.nextInt(3) + 1));
487 var1 = 1;
488 }
489
490 if (this.inGround)
491 {
492 var1 = 2;
493 }
494
495 this.setDead();
496 this.angler.fishEntity = null;
497 return var1;
498 }
499 }
500
501 /**
502 * Will get destroyed next tick.
503 */
504 public void setDead()
505 {
506 super.setDead();
507
508 if (this.angler != null)
509 {
510 this.angler.fishEntity = null;
511 }
512 }
513 }