001 package net.minecraft.src; 002 003 import cpw.mods.fml.common.Side; 004 import cpw.mods.fml.common.asm.SideOnly; 005 006 import java.util.ArrayList; 007 import java.util.List; 008 import net.minecraftforge.common.IMinecartCollisionHandler; 009 import net.minecraftforge.common.MinecartRegistry; 010 import net.minecraftforge.common.MinecraftForge; 011 import net.minecraftforge.event.entity.minecart.MinecartCollisionEvent; 012 import net.minecraftforge.event.entity.minecart.MinecartInteractEvent; 013 import net.minecraftforge.event.entity.minecart.MinecartUpdateEvent; 014 015 public class EntityMinecart extends Entity implements IInventory 016 { 017 /** Array of item stacks stored in minecart (for storage minecarts). */ 018 protected ItemStack[] cargoItems; 019 protected int fuel; 020 protected boolean field_70499_f; 021 022 /** The type of minecart, 2 for powered, 1 for storage. */ 023 public int minecartType; 024 public double pushX; 025 public double pushZ; 026 protected final IUpdatePlayerListBox field_82344_g; 027 protected boolean field_82345_h; 028 protected static final int[][][] field_70500_g = new int[][][] {{{0, 0, -1}, {0, 0, 1}}, {{ -1, 0, 0}, {1, 0, 0}}, {{ -1, -1, 0}, {1, 0, 0}}, {{ -1, 0, 0}, {1, -1, 0}}, {{0, 0, -1}, {0, -1, 1}}, {{0, -1, -1}, {0, 0, 1}}, {{0, 0, 1}, {1, 0, 0}}, {{0, 0, 1}, { -1, 0, 0}}, {{0, 0, -1}, { -1, 0, 0}}, {{0, 0, -1}, {1, 0, 0}}}; 029 030 /** appears to be the progress of the turn */ 031 protected int turnProgress; 032 protected double minecartX; 033 protected double minecartY; 034 protected double minecartZ; 035 protected double minecartYaw; 036 protected double minecartPitch; 037 @SideOnly(Side.CLIENT) 038 protected double velocityX; 039 @SideOnly(Side.CLIENT) 040 protected double velocityY; 041 @SideOnly(Side.CLIENT) 042 protected double velocityZ; 043 044 /* Forge: Minecart Compatibility Layer Integration. */ 045 public static float defaultMaxSpeedRail = 0.4f; 046 public static float defaultMaxSpeedGround = 0.4f; 047 public static float defaultMaxSpeedAirLateral = 0.4f; 048 public static float defaultMaxSpeedAirVertical = -1f; 049 public static double defaultDragRidden = 0.996999979019165D; 050 public static double defaultDragEmpty = 0.9599999785423279D; 051 public static double defaultDragAir = 0.94999998807907104D; 052 protected boolean canUseRail = true; 053 protected boolean canBePushed = true; 054 private static IMinecartCollisionHandler collisionHandler = null; 055 056 /* Instance versions of the above physics properties */ 057 protected float maxSpeedRail; 058 protected float maxSpeedGround; 059 protected float maxSpeedAirLateral; 060 protected float maxSpeedAirVertical; 061 protected double dragAir; 062 063 public EntityMinecart(World par1World) 064 { 065 super(par1World); 066 this.cargoItems = new ItemStack[36]; 067 this.fuel = 0; 068 this.field_70499_f = false; 069 this.field_82345_h = true; 070 this.preventEntitySpawning = true; 071 this.setSize(0.98F, 0.7F); 072 this.yOffset = this.height / 2.0F; 073 this.field_82344_g = par1World != null ? par1World.func_82735_a(this) : null; 074 075 maxSpeedRail = defaultMaxSpeedRail; 076 maxSpeedGround = defaultMaxSpeedGround; 077 maxSpeedAirLateral = defaultMaxSpeedAirLateral; 078 maxSpeedAirVertical = defaultMaxSpeedAirVertical; 079 dragAir = defaultDragAir; 080 } 081 082 public EntityMinecart(World world, int type) 083 { 084 this(world); 085 minecartType = type; 086 } 087 088 /** 089 * returns if this entity triggers Block.onEntityWalking on the blocks they walk on. used for spiders and wolves to 090 * prevent them from trampling crops 091 */ 092 protected boolean canTriggerWalking() 093 { 094 return false; 095 } 096 097 protected void entityInit() 098 { 099 this.dataWatcher.addObject(16, new Byte((byte)0)); 100 this.dataWatcher.addObject(17, new Integer(0)); 101 this.dataWatcher.addObject(18, new Integer(1)); 102 this.dataWatcher.addObject(19, new Integer(0)); 103 } 104 105 /** 106 * Returns a boundingBox used to collide the entity with other entities and blocks. This enables the entity to be 107 * pushable on contact, like boats or minecarts. 108 */ 109 public AxisAlignedBB getCollisionBox(Entity par1Entity) 110 { 111 if (getCollisionHandler() != null) 112 { 113 return getCollisionHandler().getCollisionBox(this, par1Entity); 114 } 115 return par1Entity.boundingBox; 116 } 117 118 /** 119 * returns the bounding box for this entity 120 */ 121 public AxisAlignedBB getBoundingBox() 122 { 123 if (getCollisionHandler() != null) 124 { 125 return getCollisionHandler().getBoundingBox(this); 126 } 127 return null; 128 } 129 130 /** 131 * Returns true if this entity should push and be pushed by other entities when colliding. 132 */ 133 public boolean canBePushed() 134 { 135 return canBePushed; 136 } 137 138 public EntityMinecart(World par1World, double par2, double par4, double par6, int par8) 139 { 140 this(par1World); 141 this.setPosition(par2, par4 + (double)this.yOffset, par6); 142 this.motionX = 0.0D; 143 this.motionY = 0.0D; 144 this.motionZ = 0.0D; 145 this.prevPosX = par2; 146 this.prevPosY = par4; 147 this.prevPosZ = par6; 148 this.minecartType = par8; 149 } 150 151 /** 152 * Returns the Y offset from the entity's position for any entity riding this one. 153 */ 154 public double getMountedYOffset() 155 { 156 return (double)this.height * 0.0D - 0.30000001192092896D; 157 } 158 159 /** 160 * Called when the entity is attacked. 161 */ 162 public boolean attackEntityFrom(DamageSource par1DamageSource, int par2) 163 { 164 if (!this.worldObj.isRemote && !this.isDead) 165 { 166 this.func_70494_i(-this.func_70493_k()); 167 this.func_70497_h(10); 168 this.setBeenAttacked(); 169 this.setDamage(this.getDamage() + par2 * 10); 170 171 if (par1DamageSource.getEntity() instanceof EntityPlayer && ((EntityPlayer)par1DamageSource.getEntity()).capabilities.isCreativeMode) 172 { 173 this.setDamage(100); 174 } 175 176 if (this.getDamage() > 40) 177 { 178 if (this.riddenByEntity != null) 179 { 180 this.riddenByEntity.mountEntity(this); 181 } 182 183 this.setDead(); 184 dropCartAsItem(); 185 } 186 187 return true; 188 } 189 else 190 { 191 return true; 192 } 193 } 194 195 @SideOnly(Side.CLIENT) 196 197 /** 198 * Setups the entity to do the hurt animation. Only used by packets in multiplayer. 199 */ 200 public void performHurtAnimation() 201 { 202 this.func_70494_i(-this.func_70493_k()); 203 this.func_70497_h(10); 204 this.setDamage(this.getDamage() + this.getDamage() * 10); 205 } 206 207 /** 208 * Returns true if other Entities should be prevented from moving through this Entity. 209 */ 210 public boolean canBeCollidedWith() 211 { 212 return !this.isDead; 213 } 214 215 /** 216 * Will get destroyed next tick. 217 */ 218 public void setDead() 219 { 220 if (this.field_82345_h) 221 { 222 for (int var1 = 0; var1 < this.getSizeInventory(); ++var1) 223 { 224 ItemStack var2 = this.getStackInSlot(var1); 225 226 if (var2 != null) 227 { 228 float var3 = this.rand.nextFloat() * 0.8F + 0.1F; 229 float var4 = this.rand.nextFloat() * 0.8F + 0.1F; 230 float var5 = this.rand.nextFloat() * 0.8F + 0.1F; 231 232 while (var2.stackSize > 0) 233 { 234 int var6 = this.rand.nextInt(21) + 10; 235 236 if (var6 > var2.stackSize) 237 { 238 var6 = var2.stackSize; 239 } 240 241 var2.stackSize -= var6; 242 EntityItem var7 = new EntityItem(this.worldObj, this.posX + (double)var3, this.posY + (double)var4, this.posZ + (double)var5, new ItemStack(var2.itemID, var6, var2.getItemDamage())); 243 244 if (var2.hasTagCompound()) 245 { 246 var7.item.setTagCompound((NBTTagCompound)var2.getTagCompound().copy()); 247 } 248 249 float var8 = 0.05F; 250 var7.motionX = (double)((float)this.rand.nextGaussian() * var8); 251 var7.motionY = (double)((float)this.rand.nextGaussian() * var8 + 0.2F); 252 var7.motionZ = (double)((float)this.rand.nextGaussian() * var8); 253 this.worldObj.spawnEntityInWorld(var7); 254 } 255 } 256 } 257 } 258 259 super.setDead(); 260 261 if (this.field_82344_g != null) 262 { 263 this.field_82344_g.update(); 264 } 265 } 266 267 public void travelToTheEnd(int par1) 268 { 269 this.field_82345_h = false; 270 super.travelToTheEnd(par1); 271 } 272 273 /** 274 * Called to update the entity's position/logic. 275 */ 276 public void onUpdate() 277 { 278 if (this.field_82344_g != null) 279 { 280 this.field_82344_g.update(); 281 } 282 283 if (this.func_70496_j() > 0) 284 { 285 this.func_70497_h(this.func_70496_j() - 1); 286 } 287 288 if (this.getDamage() > 0) 289 { 290 this.setDamage(this.getDamage() - 1); 291 } 292 293 if (this.posY < -64.0D) 294 { 295 this.kill(); 296 } 297 298 if (this.isMinecartPowered() && this.rand.nextInt(4) == 0 && minecartType == 2 && getClass() == EntityMinecart.class) 299 { 300 this.worldObj.spawnParticle("largesmoke", this.posX, this.posY + 0.8D, this.posZ, 0.0D, 0.0D, 0.0D); 301 } 302 303 if (this.worldObj.isRemote) 304 { 305 if (this.turnProgress > 0) 306 { 307 double var45 = this.posX + (this.minecartX - this.posX) / (double)this.turnProgress; 308 double var46 = this.posY + (this.minecartY - this.posY) / (double)this.turnProgress; 309 double var5 = this.posZ + (this.minecartZ - this.posZ) / (double)this.turnProgress; 310 double var7 = MathHelper.wrapAngleTo180_double(this.minecartYaw - (double)this.rotationYaw); 311 this.rotationYaw = (float)((double)this.rotationYaw + var7 / (double)this.turnProgress); 312 this.rotationPitch = (float)((double)this.rotationPitch + (this.minecartPitch - (double)this.rotationPitch) / (double)this.turnProgress); 313 --this.turnProgress; 314 this.setPosition(var45, var46, var5); 315 this.setRotation(this.rotationYaw, this.rotationPitch); 316 } 317 else 318 { 319 this.setPosition(this.posX, this.posY, this.posZ); 320 this.setRotation(this.rotationYaw, this.rotationPitch); 321 } 322 } 323 else 324 { 325 this.prevPosX = this.posX; 326 this.prevPosY = this.posY; 327 this.prevPosZ = this.posZ; 328 this.motionY -= 0.03999999910593033D; 329 int var1 = MathHelper.floor_double(this.posX); 330 int var2 = MathHelper.floor_double(this.posY); 331 int var3 = MathHelper.floor_double(this.posZ); 332 333 if (BlockRail.isRailBlockAt(this.worldObj, var1, var2 - 1, var3)) 334 { 335 --var2; 336 } 337 338 double var4 = 0.4D; 339 double var6 = 0.0078125D; 340 int var8 = this.worldObj.getBlockId(var1, var2, var3); 341 342 if (canUseRail() && BlockRail.isRailBlock(var8)) 343 { 344 Vec3 var9 = this.func_70489_a(this.posX, this.posY, this.posZ); 345 int var10 = ((BlockRail)Block.blocksList[var8]).getBasicRailMetadata(worldObj, this, var1, var2, var3); 346 this.posY = (double)var2; 347 boolean var11 = false; 348 boolean var12 = false; 349 350 if (var8 == Block.railPowered.blockID) 351 { 352 var11 = (worldObj.getBlockMetadata(var1, var2, var3) & 8) != 0; 353 var12 = !var11; 354 } 355 356 if (((BlockRail)Block.blocksList[var8]).isPowered()) 357 { 358 var10 &= 7; 359 } 360 361 if (var10 >= 2 && var10 <= 5) 362 { 363 this.posY = (double)(var2 + 1); 364 } 365 366 adjustSlopeVelocities(var10); 367 368 int[][] var13 = field_70500_g[var10]; 369 double var14 = (double)(var13[1][0] - var13[0][0]); 370 double var16 = (double)(var13[1][2] - var13[0][2]); 371 double var18 = Math.sqrt(var14 * var14 + var16 * var16); 372 double var20 = this.motionX * var14 + this.motionZ * var16; 373 374 if (var20 < 0.0D) 375 { 376 var14 = -var14; 377 var16 = -var16; 378 } 379 380 double var22 = Math.sqrt(this.motionX * this.motionX + this.motionZ * this.motionZ); 381 this.motionX = var22 * var14 / var18; 382 this.motionZ = var22 * var16 / var18; 383 double var24; 384 double var26; 385 386 if (this.riddenByEntity != null) 387 { 388 var24 = this.riddenByEntity.motionX * this.riddenByEntity.motionX + this.riddenByEntity.motionZ * this.riddenByEntity.motionZ; 389 var26 = this.motionX * this.motionX + this.motionZ * this.motionZ; 390 391 if (var24 > 1.0E-4D && var26 < 0.01D) 392 { 393 this.motionX += this.riddenByEntity.motionX * 0.1D; 394 this.motionZ += this.riddenByEntity.motionZ * 0.1D; 395 var12 = false; 396 } 397 } 398 399 if (var12 && shouldDoRailFunctions()) 400 { 401 var24 = Math.sqrt(this.motionX * this.motionX + this.motionZ * this.motionZ); 402 403 if (var24 < 0.03D) 404 { 405 this.motionX *= 0.0D; 406 this.motionY *= 0.0D; 407 this.motionZ *= 0.0D; 408 } 409 else 410 { 411 this.motionX *= 0.5D; 412 this.motionY *= 0.0D; 413 this.motionZ *= 0.5D; 414 } 415 } 416 417 var24 = 0.0D; 418 var26 = (double)var1 + 0.5D + (double)var13[0][0] * 0.5D; 419 double var28 = (double)var3 + 0.5D + (double)var13[0][2] * 0.5D; 420 double var30 = (double)var1 + 0.5D + (double)var13[1][0] * 0.5D; 421 double var32 = (double)var3 + 0.5D + (double)var13[1][2] * 0.5D; 422 var14 = var30 - var26; 423 var16 = var32 - var28; 424 double var34; 425 double var36; 426 427 if (var14 == 0.0D) 428 { 429 this.posX = (double)var1 + 0.5D; 430 var24 = this.posZ - (double)var3; 431 } 432 else if (var16 == 0.0D) 433 { 434 this.posZ = (double)var3 + 0.5D; 435 var24 = this.posX - (double)var1; 436 } 437 else 438 { 439 var34 = this.posX - var26; 440 var36 = this.posZ - var28; 441 var24 = (var34 * var14 + var36 * var16) * 2.0D; 442 } 443 444 this.posX = var26 + var14 * var24; 445 this.posZ = var28 + var16 * var24; 446 this.setPosition(this.posX, this.posY + (double)this.yOffset, this.posZ); 447 448 moveMinecartOnRail(var1, var2, var3); 449 450 if (var13[0][1] != 0 && MathHelper.floor_double(this.posX) - var1 == var13[0][0] && MathHelper.floor_double(this.posZ) - var3 == var13[0][2]) 451 { 452 this.setPosition(this.posX, this.posY + (double)var13[0][1], this.posZ); 453 } 454 else if (var13[1][1] != 0 && MathHelper.floor_double(this.posX) - var1 == var13[1][0] && MathHelper.floor_double(this.posZ) - var3 == var13[1][2]) 455 { 456 this.setPosition(this.posX, this.posY + (double)var13[1][1], this.posZ); 457 } 458 459 applyDragAndPushForces(); 460 461 Vec3 var52 = this.func_70489_a(this.posX, this.posY, this.posZ); 462 463 if (var52 != null && var9 != null) 464 { 465 double var39 = (var9.yCoord - var52.yCoord) * 0.05D; 466 var22 = Math.sqrt(this.motionX * this.motionX + this.motionZ * this.motionZ); 467 468 if (var22 > 0.0D) 469 { 470 this.motionX = this.motionX / var22 * (var22 + var39); 471 this.motionZ = this.motionZ / var22 * (var22 + var39); 472 } 473 474 this.setPosition(this.posX, var52.yCoord, this.posZ); 475 } 476 477 int var51 = MathHelper.floor_double(this.posX); 478 int var53 = MathHelper.floor_double(this.posZ); 479 480 if (var51 != var1 || var53 != var3) 481 { 482 var22 = Math.sqrt(this.motionX * this.motionX + this.motionZ * this.motionZ); 483 this.motionX = var22 * (double)(var51 - var1); 484 this.motionZ = var22 * (double)(var53 - var3); 485 } 486 487 double var41; 488 489 updatePushForces(); 490 491 if(shouldDoRailFunctions()) 492 { 493 ((BlockRail)Block.blocksList[var8]).onMinecartPass(worldObj, this, var1, var2, var3); 494 } 495 496 if (var11 && shouldDoRailFunctions()) 497 { 498 var41 = Math.sqrt(this.motionX * this.motionX + this.motionZ * this.motionZ); 499 500 if (var41 > 0.01D) 501 { 502 double var43 = 0.06D; 503 this.motionX += this.motionX / var41 * var43; 504 this.motionZ += this.motionZ / var41 * var43; 505 } 506 else if (var10 == 1) 507 { 508 if (this.worldObj.isBlockNormalCube(var1 - 1, var2, var3)) 509 { 510 this.motionX = 0.02D; 511 } 512 else if (this.worldObj.isBlockNormalCube(var1 + 1, var2, var3)) 513 { 514 this.motionX = -0.02D; 515 } 516 } 517 else if (var10 == 0) 518 { 519 if (this.worldObj.isBlockNormalCube(var1, var2, var3 - 1)) 520 { 521 this.motionZ = 0.02D; 522 } 523 else if (this.worldObj.isBlockNormalCube(var1, var2, var3 + 1)) 524 { 525 this.motionZ = -0.02D; 526 } 527 } 528 } 529 } 530 else 531 { 532 moveMinecartOffRail(var1, var2, var3); 533 } 534 535 this.doBlockCollisions(); 536 this.rotationPitch = 0.0F; 537 double var47 = this.prevPosX - this.posX; 538 double var48 = this.prevPosZ - this.posZ; 539 540 if (var47 * var47 + var48 * var48 > 0.001D) 541 { 542 this.rotationYaw = (float)(Math.atan2(var48, var47) * 180.0D / Math.PI); 543 544 if (this.field_70499_f) 545 { 546 this.rotationYaw += 180.0F; 547 } 548 } 549 550 double var49 = (double)MathHelper.wrapAngleTo180_float(this.rotationYaw - this.prevRotationYaw); 551 552 if (var49 < -170.0D || var49 >= 170.0D) 553 { 554 this.rotationYaw += 180.0F; 555 this.field_70499_f = !this.field_70499_f; 556 } 557 558 this.setRotation(this.rotationYaw, this.rotationPitch); 559 560 AxisAlignedBB box = null; 561 if (getCollisionHandler() != null) 562 { 563 box = getCollisionHandler().getMinecartCollisionBox(this); 564 } 565 else 566 { 567 box = boundingBox.expand(0.2D, 0.0D, 0.2D); 568 } 569 570 List var15 = this.worldObj.getEntitiesWithinAABBExcludingEntity(this, box); 571 572 if (var15 != null && !var15.isEmpty()) 573 { 574 for (int var50 = 0; var50 < var15.size(); ++var50) 575 { 576 Entity var17 = (Entity)var15.get(var50); 577 578 if (var17 != this.riddenByEntity && var17.canBePushed() && var17 instanceof EntityMinecart) 579 { 580 var17.applyEntityCollision(this); 581 } 582 } 583 } 584 585 if (this.riddenByEntity != null && this.riddenByEntity.isDead) 586 { 587 if (this.riddenByEntity.ridingEntity == this) 588 { 589 this.riddenByEntity.ridingEntity = null; 590 } 591 592 this.riddenByEntity = null; 593 } 594 595 updateFuel(); 596 MinecraftForge.EVENT_BUS.post(new MinecartUpdateEvent(this, var1, var2, var3)); 597 } 598 } 599 600 @SideOnly(Side.CLIENT) 601 public Vec3 func_70495_a(double par1, double par3, double par5, double par7) 602 { 603 int var9 = MathHelper.floor_double(par1); 604 int var10 = MathHelper.floor_double(par3); 605 int var11 = MathHelper.floor_double(par5); 606 607 if (BlockRail.isRailBlockAt(this.worldObj, var9, var10 - 1, var11)) 608 { 609 --var10; 610 } 611 612 int var12 = this.worldObj.getBlockId(var9, var10, var11); 613 614 if (!BlockRail.isRailBlock(var12)) 615 { 616 return null; 617 } 618 else 619 { 620 int var13 = ((BlockRail)Block.blocksList[var12]).getBasicRailMetadata(worldObj, this, var9, var10, var11); 621 622 par3 = (double)var10; 623 624 if (var13 >= 2 && var13 <= 5) 625 { 626 par3 = (double)(var10 + 1); 627 } 628 629 int[][] var14 = field_70500_g[var13]; 630 double var15 = (double)(var14[1][0] - var14[0][0]); 631 double var17 = (double)(var14[1][2] - var14[0][2]); 632 double var19 = Math.sqrt(var15 * var15 + var17 * var17); 633 var15 /= var19; 634 var17 /= var19; 635 par1 += var15 * par7; 636 par5 += var17 * par7; 637 638 if (var14[0][1] != 0 && MathHelper.floor_double(par1) - var9 == var14[0][0] && MathHelper.floor_double(par5) - var11 == var14[0][2]) 639 { 640 par3 += (double)var14[0][1]; 641 } 642 else if (var14[1][1] != 0 && MathHelper.floor_double(par1) - var9 == var14[1][0] && MathHelper.floor_double(par5) - var11 == var14[1][2]) 643 { 644 par3 += (double)var14[1][1]; 645 } 646 647 return this.func_70489_a(par1, par3, par5); 648 } 649 } 650 651 public Vec3 func_70489_a(double par1, double par3, double par5) 652 { 653 int var7 = MathHelper.floor_double(par1); 654 int var8 = MathHelper.floor_double(par3); 655 int var9 = MathHelper.floor_double(par5); 656 657 if (BlockRail.isRailBlockAt(this.worldObj, var7, var8 - 1, var9)) 658 { 659 --var8; 660 } 661 662 int var10 = this.worldObj.getBlockId(var7, var8, var9); 663 664 if (BlockRail.isRailBlock(var10)) 665 { 666 int var11 = ((BlockRail)Block.blocksList[var10]).getBasicRailMetadata(worldObj, this, var7, var8, var9); 667 par3 = (double)var8; 668 669 if (var11 >= 2 && var11 <= 5) 670 { 671 par3 = (double)(var8 + 1); 672 } 673 674 int[][] var12 = field_70500_g[var11]; 675 double var13 = 0.0D; 676 double var15 = (double)var7 + 0.5D + (double)var12[0][0] * 0.5D; 677 double var17 = (double)var8 + 0.5D + (double)var12[0][1] * 0.5D; 678 double var19 = (double)var9 + 0.5D + (double)var12[0][2] * 0.5D; 679 double var21 = (double)var7 + 0.5D + (double)var12[1][0] * 0.5D; 680 double var23 = (double)var8 + 0.5D + (double)var12[1][1] * 0.5D; 681 double var25 = (double)var9 + 0.5D + (double)var12[1][2] * 0.5D; 682 double var27 = var21 - var15; 683 double var29 = (var23 - var17) * 2.0D; 684 double var31 = var25 - var19; 685 686 if (var27 == 0.0D) 687 { 688 par1 = (double)var7 + 0.5D; 689 var13 = par5 - (double)var9; 690 } 691 else if (var31 == 0.0D) 692 { 693 par5 = (double)var9 + 0.5D; 694 var13 = par1 - (double)var7; 695 } 696 else 697 { 698 double var33 = par1 - var15; 699 double var35 = par5 - var19; 700 var13 = (var33 * var27 + var35 * var31) * 2.0D; 701 } 702 703 par1 = var15 + var27 * var13; 704 par3 = var17 + var29 * var13; 705 par5 = var19 + var31 * var13; 706 707 if (var29 < 0.0D) 708 { 709 ++par3; 710 } 711 712 if (var29 > 0.0D) 713 { 714 par3 += 0.5D; 715 } 716 717 return this.worldObj.func_82732_R().getVecFromPool(par1, par3, par5); 718 } 719 else 720 { 721 return null; 722 } 723 } 724 725 /** 726 * (abstract) Protected helper method to write subclass entity data to NBT. 727 */ 728 protected void writeEntityToNBT(NBTTagCompound par1NBTTagCompound) 729 { 730 par1NBTTagCompound.setInteger("Type", this.minecartType); 731 732 if (isPoweredCart()) 733 { 734 par1NBTTagCompound.setDouble("PushX", this.pushX); 735 par1NBTTagCompound.setDouble("PushZ", this.pushZ); 736 par1NBTTagCompound.setInteger("Fuel", this.fuel); 737 } 738 739 if (getSizeInventory() > 0) 740 { 741 NBTTagList var2 = new NBTTagList(); 742 743 for (int var3 = 0; var3 < this.cargoItems.length; ++var3) 744 { 745 if (this.cargoItems[var3] != null) 746 { 747 NBTTagCompound var4 = new NBTTagCompound(); 748 var4.setByte("Slot", (byte)var3); 749 this.cargoItems[var3].writeToNBT(var4); 750 var2.appendTag(var4); 751 } 752 } 753 754 par1NBTTagCompound.setTag("Items", var2); 755 } 756 } 757 758 /** 759 * (abstract) Protected helper method to read subclass entity data from NBT. 760 */ 761 protected void readEntityFromNBT(NBTTagCompound par1NBTTagCompound) 762 { 763 this.minecartType = par1NBTTagCompound.getInteger("Type"); 764 765 if (isPoweredCart()) 766 { 767 this.pushX = par1NBTTagCompound.getDouble("PushX"); 768 this.pushZ = par1NBTTagCompound.getDouble("PushZ"); 769 try 770 { 771 this.fuel = par1NBTTagCompound.getInteger("Fuel"); 772 } 773 catch (ClassCastException e) 774 { 775 this.fuel = par1NBTTagCompound.getShort("Fuel"); 776 } 777 } 778 779 if (getSizeInventory() > 0) 780 { 781 NBTTagList var2 = par1NBTTagCompound.getTagList("Items"); 782 this.cargoItems = new ItemStack[this.getSizeInventory()]; 783 784 for (int var3 = 0; var3 < var2.tagCount(); ++var3) 785 { 786 NBTTagCompound var4 = (NBTTagCompound)var2.tagAt(var3); 787 int var5 = var4.getByte("Slot") & 255; 788 789 if (var5 >= 0 && var5 < this.cargoItems.length) 790 { 791 this.cargoItems[var5] = ItemStack.loadItemStackFromNBT(var4); 792 } 793 } 794 } 795 } 796 797 @SideOnly(Side.CLIENT) 798 public float getShadowSize() 799 { 800 return 0.0F; 801 } 802 803 /** 804 * Applies a velocity to each of the entities pushing them away from each other. Args: entity 805 */ 806 public void applyEntityCollision(Entity par1Entity) 807 { 808 MinecraftForge.EVENT_BUS.post(new MinecartCollisionEvent(this, par1Entity)); 809 if (getCollisionHandler() != null) 810 { 811 getCollisionHandler().onEntityCollision(this, par1Entity); 812 return; 813 } 814 if (!this.worldObj.isRemote) 815 { 816 if (par1Entity != this.riddenByEntity) 817 { 818 if (par1Entity instanceof EntityLiving && !(par1Entity instanceof EntityPlayer) && !(par1Entity instanceof EntityIronGolem) && canBeRidden() && this.motionX * this.motionX + this.motionZ * this.motionZ > 0.01D && this.riddenByEntity == null && par1Entity.ridingEntity == null) 819 { 820 par1Entity.mountEntity(this); 821 } 822 823 double var2 = par1Entity.posX - this.posX; 824 double var4 = par1Entity.posZ - this.posZ; 825 double var6 = var2 * var2 + var4 * var4; 826 827 if (var6 >= 9.999999747378752E-5D) 828 { 829 var6 = (double)MathHelper.sqrt_double(var6); 830 var2 /= var6; 831 var4 /= var6; 832 double var8 = 1.0D / var6; 833 834 if (var8 > 1.0D) 835 { 836 var8 = 1.0D; 837 } 838 839 var2 *= var8; 840 var4 *= var8; 841 var2 *= 0.10000000149011612D; 842 var4 *= 0.10000000149011612D; 843 var2 *= (double)(1.0F - this.entityCollisionReduction); 844 var4 *= (double)(1.0F - this.entityCollisionReduction); 845 var2 *= 0.5D; 846 var4 *= 0.5D; 847 848 if (par1Entity instanceof EntityMinecart) 849 { 850 double var10 = par1Entity.posX - this.posX; 851 double var12 = par1Entity.posZ - this.posZ; 852 Vec3 var14 = this.worldObj.func_82732_R().getVecFromPool(var10, 0.0D, var12).normalize(); 853 Vec3 var15 = this.worldObj.func_82732_R().getVecFromPool((double)MathHelper.cos(this.rotationYaw * (float)Math.PI / 180.0F), 0.0D, (double)MathHelper.sin(this.rotationYaw * (float)Math.PI / 180.0F)).normalize(); 854 double var16 = Math.abs(var14.dotProduct(var15)); 855 856 if (var16 < 0.800000011920929D) 857 { 858 return; 859 } 860 861 double var18 = par1Entity.motionX + this.motionX; 862 double var20 = par1Entity.motionZ + this.motionZ; 863 864 if (((EntityMinecart)par1Entity).isPoweredCart() && !isPoweredCart()) 865 { 866 this.motionX *= 0.20000000298023224D; 867 this.motionZ *= 0.20000000298023224D; 868 this.addVelocity(par1Entity.motionX - var2, 0.0D, par1Entity.motionZ - var4); 869 par1Entity.motionX *= 0.949999988079071D; 870 par1Entity.motionZ *= 0.949999988079071D; 871 } 872 else if (!((EntityMinecart)par1Entity).isPoweredCart() && isPoweredCart()) 873 { 874 par1Entity.motionX *= 0.20000000298023224D; 875 par1Entity.motionZ *= 0.20000000298023224D; 876 par1Entity.addVelocity(this.motionX + var2, 0.0D, this.motionZ + var4); 877 this.motionX *= 0.949999988079071D; 878 this.motionZ *= 0.949999988079071D; 879 } 880 else 881 { 882 var18 /= 2.0D; 883 var20 /= 2.0D; 884 this.motionX *= 0.20000000298023224D; 885 this.motionZ *= 0.20000000298023224D; 886 this.addVelocity(var18 - var2, 0.0D, var20 - var4); 887 par1Entity.motionX *= 0.20000000298023224D; 888 par1Entity.motionZ *= 0.20000000298023224D; 889 par1Entity.addVelocity(var18 + var2, 0.0D, var20 + var4); 890 } 891 } 892 else 893 { 894 this.addVelocity(-var2, 0.0D, -var4); 895 par1Entity.addVelocity(var2 / 4.0D, 0.0D, var4 / 4.0D); 896 } 897 } 898 } 899 } 900 } 901 902 /** 903 * Returns the number of slots in the inventory. 904 */ 905 public int getSizeInventory() 906 { 907 return (minecartType == 1 && getClass() == EntityMinecart.class ? 27 : 0); 908 } 909 910 /** 911 * Returns the stack in slot i 912 */ 913 public ItemStack getStackInSlot(int par1) 914 { 915 return this.cargoItems[par1]; 916 } 917 918 /** 919 * Removes from an inventory slot (first arg) up to a specified number (second arg) of items and returns them in a 920 * new stack. 921 */ 922 public ItemStack decrStackSize(int par1, int par2) 923 { 924 if (this.cargoItems[par1] != null) 925 { 926 ItemStack var3; 927 928 if (this.cargoItems[par1].stackSize <= par2) 929 { 930 var3 = this.cargoItems[par1]; 931 this.cargoItems[par1] = null; 932 return var3; 933 } 934 else 935 { 936 var3 = this.cargoItems[par1].splitStack(par2); 937 938 if (this.cargoItems[par1].stackSize == 0) 939 { 940 this.cargoItems[par1] = null; 941 } 942 943 return var3; 944 } 945 } 946 else 947 { 948 return null; 949 } 950 } 951 952 /** 953 * When some containers are closed they call this on each slot, then drop whatever it returns as an EntityItem - 954 * like when you close a workbench GUI. 955 */ 956 public ItemStack getStackInSlotOnClosing(int par1) 957 { 958 if (this.cargoItems[par1] != null) 959 { 960 ItemStack var2 = this.cargoItems[par1]; 961 this.cargoItems[par1] = null; 962 return var2; 963 } 964 else 965 { 966 return null; 967 } 968 } 969 970 /** 971 * Sets the given item stack to the specified slot in the inventory (can be crafting or armor sections). 972 */ 973 public void setInventorySlotContents(int par1, ItemStack par2ItemStack) 974 { 975 this.cargoItems[par1] = par2ItemStack; 976 977 if (par2ItemStack != null && par2ItemStack.stackSize > this.getInventoryStackLimit()) 978 { 979 par2ItemStack.stackSize = this.getInventoryStackLimit(); 980 } 981 } 982 983 /** 984 * Returns the name of the inventory. 985 */ 986 public String getInvName() 987 { 988 return "container.minecart"; 989 } 990 991 /** 992 * Returns the maximum stack size for a inventory slot. Seems to always be 64, possibly will be extended. *Isn't 993 * this more of a set than a get?* 994 */ 995 public int getInventoryStackLimit() 996 { 997 return 64; 998 } 999 1000 /** 1001 * Called when an the contents of an Inventory change, usually 1002 */ 1003 public void onInventoryChanged() {} 1004 1005 /** 1006 * Called when a player interacts with a mob. e.g. gets milk from a cow, gets into the saddle on a pig. 1007 */ 1008 public boolean interact(EntityPlayer par1EntityPlayer) 1009 { 1010 if (MinecraftForge.EVENT_BUS.post(new MinecartInteractEvent(this, par1EntityPlayer))) 1011 { 1012 return true; 1013 } 1014 1015 if (canBeRidden()) 1016 { 1017 if (this.riddenByEntity != null && this.riddenByEntity instanceof EntityPlayer && this.riddenByEntity != par1EntityPlayer) 1018 { 1019 return true; 1020 } 1021 1022 if (!this.worldObj.isRemote) 1023 { 1024 par1EntityPlayer.mountEntity(this); 1025 } 1026 } 1027 else if (getSizeInventory() > 0) 1028 { 1029 if (!this.worldObj.isRemote) 1030 { 1031 par1EntityPlayer.displayGUIChest(this); 1032 } 1033 } 1034 else if (this.minecartType == 2 && getClass() == EntityMinecart.class) 1035 { 1036 ItemStack var2 = par1EntityPlayer.inventory.getCurrentItem(); 1037 1038 if (var2 != null && var2.itemID == Item.coal.shiftedIndex) 1039 { 1040 if (--var2.stackSize == 0) 1041 { 1042 par1EntityPlayer.inventory.setInventorySlotContents(par1EntityPlayer.inventory.currentItem, (ItemStack)null); 1043 } 1044 1045 this.fuel += 3600; 1046 } 1047 1048 this.pushX = this.posX - par1EntityPlayer.posX; 1049 this.pushZ = this.posZ - par1EntityPlayer.posZ; 1050 } 1051 1052 return true; 1053 } 1054 1055 @SideOnly(Side.CLIENT) 1056 1057 /** 1058 * Sets the position and rotation. Only difference from the other one is no bounding on the rotation. Args: posX, 1059 * posY, posZ, yaw, pitch 1060 */ 1061 public void setPositionAndRotation2(double par1, double par3, double par5, float par7, float par8, int par9) 1062 { 1063 this.minecartX = par1; 1064 this.minecartY = par3; 1065 this.minecartZ = par5; 1066 this.minecartYaw = (double)par7; 1067 this.minecartPitch = (double)par8; 1068 this.turnProgress = par9 + 2; 1069 this.motionX = this.velocityX; 1070 this.motionY = this.velocityY; 1071 this.motionZ = this.velocityZ; 1072 } 1073 1074 /** 1075 * Do not make give this method the name canInteractWith because it clashes with Container 1076 */ 1077 public boolean isUseableByPlayer(EntityPlayer par1EntityPlayer) 1078 { 1079 return this.isDead ? false : par1EntityPlayer.getDistanceSqToEntity(this) <= 64.0D; 1080 } 1081 1082 @SideOnly(Side.CLIENT) 1083 1084 /** 1085 * Sets the velocity to the args. Args: x, y, z 1086 */ 1087 public void setVelocity(double par1, double par3, double par5) 1088 { 1089 this.velocityX = this.motionX = par1; 1090 this.velocityY = this.motionY = par3; 1091 this.velocityZ = this.motionZ = par5; 1092 } 1093 1094 /** 1095 * Is this minecart powered (Fuel > 0) 1096 */ 1097 public boolean isMinecartPowered() 1098 { 1099 return (this.dataWatcher.getWatchableObjectByte(16) & 1) != 0; 1100 } 1101 1102 /** 1103 * Set if this minecart is powered (Fuel > 0) 1104 */ 1105 protected void setMinecartPowered(boolean par1) 1106 { 1107 if (par1) 1108 { 1109 this.dataWatcher.updateObject(16, Byte.valueOf((byte)(this.dataWatcher.getWatchableObjectByte(16) | 1))); 1110 } 1111 else 1112 { 1113 this.dataWatcher.updateObject(16, Byte.valueOf((byte)(this.dataWatcher.getWatchableObjectByte(16) & -2))); 1114 } 1115 } 1116 1117 public void openChest() {} 1118 1119 public void closeChest() {} 1120 1121 /** 1122 * Sets the current amount of damage the minecart has taken. Decreases over time. The cart breaks when this is over 1123 * 40. 1124 */ 1125 public void setDamage(int par1) 1126 { 1127 this.dataWatcher.updateObject(19, Integer.valueOf(par1)); 1128 } 1129 1130 /** 1131 * Gets the current amount of damage the minecart has taken. Decreases over time. The cart breaks when this is over 1132 * 40. 1133 */ 1134 public int getDamage() 1135 { 1136 return this.dataWatcher.getWatchableObjectInt(19); 1137 } 1138 1139 public void func_70497_h(int par1) 1140 { 1141 this.dataWatcher.updateObject(17, Integer.valueOf(par1)); 1142 } 1143 1144 public int func_70496_j() 1145 { 1146 return this.dataWatcher.getWatchableObjectInt(17); 1147 } 1148 1149 public void func_70494_i(int par1) 1150 { 1151 this.dataWatcher.updateObject(18, Integer.valueOf(par1)); 1152 } 1153 1154 public int func_70493_k() 1155 { 1156 return this.dataWatcher.getWatchableObjectInt(18); 1157 } 1158 1159 /** 1160 * Drops the cart as a item. The exact item dropped is defined by getItemDropped(). 1161 */ 1162 public void dropCartAsItem() 1163 { 1164 for(ItemStack item : getItemsDropped()) 1165 { 1166 entityDropItem(item, 0); 1167 } 1168 } 1169 1170 /** 1171 * Override this to define which items your cart drops when broken. 1172 * This does not include items contained in the inventory, 1173 * that is handled elsewhere. 1174 * @return A list of items dropped. 1175 */ 1176 public List<ItemStack> getItemsDropped() 1177 { 1178 List<ItemStack> items = new ArrayList<ItemStack>(); 1179 items.add(new ItemStack(Item.minecartEmpty)); 1180 1181 switch(minecartType) 1182 { 1183 case 1: 1184 items.add(new ItemStack(Block.chest)); 1185 break; 1186 case 2: 1187 items.add(new ItemStack(Block.stoneOvenIdle)); 1188 break; 1189 } 1190 return items; 1191 } 1192 1193 /** 1194 * This function returns an ItemStack that represents this cart. 1195 * This should be an ItemStack that can be used by the player to place the cart. 1196 * This is the item that was registered with the cart via the registerMinecart function, 1197 * but is not necessary the item the cart drops when destroyed. 1198 * @return An ItemStack that can be used to place the cart. 1199 */ 1200 public ItemStack getCartItem() 1201 { 1202 return MinecartRegistry.getItemForCart(this); 1203 } 1204 1205 /** 1206 * Returns true if this cart is self propelled. 1207 * @return True if powered. 1208 */ 1209 public boolean isPoweredCart() 1210 { 1211 return minecartType == 2 && getClass() == EntityMinecart.class; 1212 } 1213 1214 /** 1215 * Returns true if this cart is a storage cart 1216 * Some carts may have inventories but not be storage carts 1217 * and some carts without inventories may be storage carts. 1218 * @return True if this cart should be classified as a storage cart. 1219 */ 1220 public boolean isStorageCart() 1221 { 1222 return minecartType == 1 && getClass() == EntityMinecart.class; 1223 } 1224 1225 /** 1226 * Returns true if this cart can be ridden by an Entity. 1227 * @return True if this cart can be ridden. 1228 */ 1229 public boolean canBeRidden() 1230 { 1231 if(minecartType == 0 && getClass() == EntityMinecart.class) 1232 { 1233 return true; 1234 } 1235 return false; 1236 } 1237 1238 /** 1239 * Returns true if this cart can currently use rails. 1240 * This function is mainly used to gracefully detach a minecart from a rail. 1241 * @return True if the minecart can use rails. 1242 */ 1243 public boolean canUseRail() 1244 { 1245 return canUseRail; 1246 } 1247 1248 /** 1249 * Set whether the minecart can use rails. 1250 * This function is mainly used to gracefully detach a minecart from a rail. 1251 * @param use Whether the minecart can currently use rails. 1252 */ 1253 public void setCanUseRail(boolean use) 1254 { 1255 canUseRail = use; 1256 } 1257 1258 /** 1259 * Return false if this cart should not call IRail.onMinecartPass() and should ignore Powered Rails. 1260 * @return True if this cart should call IRail.onMinecartPass(). 1261 */ 1262 public boolean shouldDoRailFunctions() 1263 { 1264 return true; 1265 } 1266 1267 /** 1268 * Simply returns the minecartType variable. 1269 * @return minecartType 1270 */ 1271 public int getMinecartType() 1272 { 1273 return minecartType; 1274 } 1275 1276 /** 1277 * Gets the current global Minecart Collision handler if none 1278 * is registered, returns null 1279 * @return The collision handler or null 1280 */ 1281 public static IMinecartCollisionHandler getCollisionHandler() 1282 { 1283 return collisionHandler; 1284 } 1285 1286 /** 1287 * Sets the global Minecart Collision handler, overwrites any 1288 * that is currently set. 1289 * @param handler The new handler 1290 */ 1291 public static void setCollisionHandler(IMinecartCollisionHandler handler) 1292 { 1293 collisionHandler = handler; 1294 } 1295 1296 /** 1297 * Carts should return their drag factor here 1298 * @return The drag rate. 1299 */ 1300 protected double getDrag() 1301 { 1302 return riddenByEntity != null ? defaultDragRidden : defaultDragEmpty; 1303 } 1304 1305 /** 1306 * Moved to allow overrides. 1307 * This code applies drag and updates push forces. 1308 */ 1309 protected void applyDragAndPushForces() 1310 { 1311 if(isPoweredCart()) 1312 { 1313 double d27 = MathHelper.sqrt_double(pushX * pushX + pushZ * pushZ); 1314 if(d27 > 0.01D) 1315 { 1316 pushX /= d27; 1317 pushZ /= d27; 1318 double d29 = 0.04; 1319 motionX *= 0.8D; 1320 motionY *= 0.0D; 1321 motionZ *= 0.8D; 1322 motionX += pushX * d29; 1323 motionZ += pushZ * d29; 1324 } 1325 else 1326 { 1327 motionX *= 0.9D; 1328 motionY *= 0.0D; 1329 motionZ *= 0.9D; 1330 } 1331 } 1332 motionX *= getDrag(); 1333 motionY *= 0.0D; 1334 motionZ *= getDrag(); 1335 } 1336 1337 /** 1338 * Moved to allow overrides. 1339 * This code updates push forces. 1340 */ 1341 protected void updatePushForces() 1342 { 1343 if(isPoweredCart()) 1344 { 1345 double push = MathHelper.sqrt_double(pushX * pushX + pushZ * pushZ); 1346 if(push > 0.01D && motionX * motionX + motionZ * motionZ > 0.001D) 1347 { 1348 pushX /= push; 1349 pushZ /= push; 1350 if(pushX * motionX + pushZ * motionZ < 0.0D) 1351 { 1352 pushX = 0.0D; 1353 pushZ = 0.0D; 1354 } 1355 else 1356 { 1357 pushX = motionX; 1358 pushZ = motionZ; 1359 } 1360 } 1361 } 1362 } 1363 1364 /** 1365 * Moved to allow overrides. 1366 * This code handles minecart movement and speed capping when on a rail. 1367 */ 1368 protected void moveMinecartOnRail(int i, int j, int k) 1369 { 1370 int id = worldObj.getBlockId(i, j, k); 1371 if (!BlockRail.isRailBlock(id)) 1372 { 1373 return; 1374 } 1375 float railMaxSpeed = ((BlockRail)Block.blocksList[id]).getRailMaxSpeed(worldObj, this, i, j, k); 1376 1377 double maxSpeed = Math.min(railMaxSpeed, getMaxSpeedRail()); 1378 double mX = motionX; 1379 double mZ = motionZ; 1380 if(riddenByEntity != null) 1381 { 1382 mX *= 0.75D; 1383 mZ *= 0.75D; 1384 } 1385 if(mX < -maxSpeed) mX = -maxSpeed; 1386 if(mX > maxSpeed) mX = maxSpeed; 1387 if(mZ < -maxSpeed) mZ = -maxSpeed; 1388 if(mZ > maxSpeed) mZ = maxSpeed; 1389 moveEntity(mX, 0.0D, mZ); 1390 } 1391 1392 /** 1393 * Moved to allow overrides. 1394 * This code handles minecart movement and speed capping when not on a rail. 1395 */ 1396 protected void moveMinecartOffRail(int i, int j, int k) 1397 { 1398 double d2 = getMaxSpeedGround(); 1399 if(!onGround) 1400 { 1401 d2 = getMaxSpeedAirLateral(); 1402 } 1403 if(motionX < -d2) motionX = -d2; 1404 if(motionX > d2) motionX = d2; 1405 if(motionZ < -d2) motionZ = -d2; 1406 if(motionZ > d2) motionZ = d2; 1407 double moveY = motionY; 1408 if(getMaxSpeedAirVertical() > 0 && motionY > getMaxSpeedAirVertical()) 1409 { 1410 moveY = getMaxSpeedAirVertical(); 1411 if(Math.abs(motionX) < 0.3f && Math.abs(motionZ) < 0.3f) 1412 { 1413 moveY = 0.15f; 1414 motionY = moveY; 1415 } 1416 } 1417 if(onGround) 1418 { 1419 motionX *= 0.5D; 1420 motionY *= 0.5D; 1421 motionZ *= 0.5D; 1422 } 1423 moveEntity(motionX, moveY, motionZ); 1424 if(!onGround) 1425 { 1426 motionX *= getDragAir(); 1427 motionY *= getDragAir(); 1428 motionZ *= getDragAir(); 1429 } 1430 } 1431 1432 /** 1433 * Moved to allow overrides. 1434 * This code applies fuel consumption. 1435 */ 1436 protected void updateFuel() 1437 { 1438 if (fuel > 0) fuel--; 1439 if (fuel <= 0) pushX = pushZ = 0.0D; 1440 setMinecartPowered(fuel > 0); 1441 } 1442 1443 /** 1444 * Moved to allow overrides, This code handle slopes affecting velocity. 1445 * @param metadata The blocks position metadata 1446 */ 1447 protected void adjustSlopeVelocities(int metadata) 1448 { 1449 double acceleration = 0.0078125D; 1450 if (metadata == 2) 1451 { 1452 motionX -= acceleration; 1453 } 1454 else if (metadata == 3) 1455 { 1456 motionX += acceleration; 1457 } 1458 else if (metadata == 4) 1459 { 1460 motionZ += acceleration; 1461 } 1462 else if (metadata == 5) 1463 { 1464 motionZ -= acceleration; 1465 } 1466 } 1467 1468 /** 1469 * Getters/setters for physics variables 1470 */ 1471 1472 /** 1473 * Returns the carts max speed. 1474 * Carts going faster than 1.1 cause issues with chunk loading. 1475 * Carts cant traverse slopes or corners at greater than 0.5 - 0.6. 1476 * This value is compared with the rails max speed to determine 1477 * the carts current max speed. A normal rails max speed is 0.4. 1478 * @return Carts max speed. 1479 */ 1480 public float getMaxSpeedRail() 1481 { 1482 return maxSpeedRail; 1483 } 1484 1485 public void setMaxSpeedRail(float value) 1486 { 1487 maxSpeedRail = value; 1488 } 1489 1490 public float getMaxSpeedGround() 1491 { 1492 return maxSpeedGround; 1493 } 1494 1495 public void setMaxSpeedGround(float value) 1496 { 1497 maxSpeedGround = value; 1498 } 1499 1500 public float getMaxSpeedAirLateral() 1501 { 1502 return maxSpeedAirLateral; 1503 } 1504 1505 public void setMaxSpeedAirLateral(float value) 1506 { 1507 maxSpeedAirLateral = value; 1508 } 1509 1510 public float getMaxSpeedAirVertical() 1511 { 1512 return maxSpeedAirVertical; 1513 } 1514 1515 public void setMaxSpeedAirVertical(float value) 1516 { 1517 maxSpeedAirVertical = value; 1518 } 1519 1520 public double getDragAir() 1521 { 1522 return dragAir; 1523 } 1524 1525 public void setDragAir(double value) 1526 { 1527 dragAir = value; 1528 } 1529 }