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Hbm-s-Nuclear-Tech-GIT/src/main/java/com/hbm/entity/item/EntityMinecartDeobf.java
Boblet f08cdb1359 minecart tests, assemfac stabby bois
2022-05-11 15:43:16 +02:00

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package com.hbm.entity.item;
import java.util.List;
import cpw.mods.fml.relauncher.Side;
import cpw.mods.fml.relauncher.SideOnly;
import net.minecraft.block.Block;
import net.minecraft.block.BlockRailBase;
import net.minecraft.block.material.Material;
import net.minecraft.entity.Entity;
import net.minecraft.entity.EntityLivingBase;
import net.minecraft.entity.EntityMinecartCommandBlock;
import net.minecraft.entity.ai.EntityMinecartMobSpawner;
import net.minecraft.entity.item.EntityMinecart;
import net.minecraft.entity.item.EntityMinecartChest;
import net.minecraft.entity.item.EntityMinecartEmpty;
import net.minecraft.entity.item.EntityMinecartFurnace;
import net.minecraft.entity.item.EntityMinecartHopper;
import net.minecraft.entity.item.EntityMinecartTNT;
import net.minecraft.entity.monster.EntityIronGolem;
import net.minecraft.entity.player.EntityPlayer;
import net.minecraft.init.Blocks;
import net.minecraft.init.Items;
import net.minecraft.item.ItemStack;
import net.minecraft.nbt.NBTTagCompound;
import net.minecraft.server.MinecraftServer;
import net.minecraft.util.AxisAlignedBB;
import net.minecraft.util.DamageSource;
import net.minecraft.util.MathHelper;
import net.minecraft.util.Vec3;
import net.minecraft.world.World;
import net.minecraft.world.WorldServer;
import net.minecraftforge.common.IMinecartCollisionHandler;
/**
* Not to be used for any minecarts! This class only exists for analyzing the vanilla minecart code!
*
*/
public abstract class EntityMinecartDeobf extends Entity {
private boolean isInReverse;
private String entityName;
/** Minecart rotational logic matrix */
private static final int[][][] matrix = new int[][][] {
{ { 0, 0, -1 }, { 0, 0, 1 } }, //straight -Z to +Z
{ { -1, 0, 0 }, { 1, 0, 0 } }, //straight -X to +X
{ { -1, -1, 0 }, { 1, 0, 0 } }, //slope -X up to +X
{ { -1, 0, 0 }, { 1, -1, 0 } }, //slope +X up to -X
{ { 0, 0, -1 }, { 0, -1, 1 } }, //slope +Z up to -Z
{ { 0, -1, -1 }, { 0, 0, 1 } }, //slope -Z up to +Z
{ { 0, 0, 1 }, { 1, 0, 0 } }, //curve +X to +Z
{ { 0, 0, 1 }, { -1, 0, 0 } }, //curve -X to +Z
{ { 0, 0, -1 }, { -1, 0, 0 } }, //curve -X to -Z
{ { 0, 0, -1 }, { 1, 0, 0 } } }; //curve +X to -Z
/** appears to be the progress of the turn */
private int turnProgress;
private double syncPosX;
private double syncPosY;
private double syncPosZ;
private double minecartYaw;
private double minecartPitch;
@SideOnly(Side.CLIENT)
private double velocityX;
@SideOnly(Side.CLIENT)
private double velocityY;
@SideOnly(Side.CLIENT)
private double velocityZ;
/* Forge: Minecart Compatibility Layer Integration. */
public static float defaultMaxSpeedAirLateral = 0.4f;
public static float defaultMaxSpeedAirVertical = -1f;
public static double defaultDragAir = 0.95D;
protected boolean canUseRail = true;
protected boolean canBePushed = true;
private static IMinecartCollisionHandler collisionHandler = null;
/* Instance versions of the above physics properties */
private float currentSpeedRail = getMaxCartSpeedOnRail();
protected float maxSpeedAirLateral = defaultMaxSpeedAirLateral;
protected float maxSpeedAirVertical = defaultMaxSpeedAirVertical;
protected double dragAir = defaultDragAir;
public EntityMinecartDeobf(World p_i1712_1_) {
super(p_i1712_1_);
this.preventEntitySpawning = true;
this.setSize(0.98F, 0.7F);
this.yOffset = this.height / 2.0F;
}
/**
* Creates a new minecart of the specified type in the specified location in
* the given world. par0World - world to create the minecart in, double
* par1,par3,par5 represent x,y,z respectively. int par7 specifies the type:
* 1 for MinecartChest, 2 for MinecartFurnace, 3 for MinecartTNT, 4 for
* MinecartMobSpawner, 5 for MinecartHopper and 0 for a standard empty
* minecart
*/
public static EntityMinecart createMinecart(World p_94090_0_, double p_94090_1_, double p_94090_3_, double p_94090_5_, int p_94090_7_) {
switch(p_94090_7_) {
case 1:
return new EntityMinecartChest(p_94090_0_, p_94090_1_, p_94090_3_, p_94090_5_);
case 2:
return new EntityMinecartFurnace(p_94090_0_, p_94090_1_, p_94090_3_, p_94090_5_);
case 3:
return new EntityMinecartTNT(p_94090_0_, p_94090_1_, p_94090_3_, p_94090_5_);
case 4:
return new EntityMinecartMobSpawner(p_94090_0_, p_94090_1_, p_94090_3_, p_94090_5_);
case 5:
return new EntityMinecartHopper(p_94090_0_, p_94090_1_, p_94090_3_, p_94090_5_);
case 6:
return new EntityMinecartCommandBlock(p_94090_0_, p_94090_1_, p_94090_3_, p_94090_5_);
default:
return new EntityMinecartEmpty(p_94090_0_, p_94090_1_, p_94090_3_, p_94090_5_);
}
}
/**
* returns if this entity triggers Block.onEntityWalking on the blocks they
* walk on. used for spiders and wolves to prevent them from trampling crops
*/
protected boolean canTriggerWalking() {
return false;
}
protected void entityInit() {
this.dataWatcher.addObject(17, new Integer(0));
this.dataWatcher.addObject(18, new Integer(1));
this.dataWatcher.addObject(19, new Float(0.0F));
this.dataWatcher.addObject(20, new Integer(0));
this.dataWatcher.addObject(21, new Integer(6));
this.dataWatcher.addObject(22, Byte.valueOf((byte) 0));
}
/**
* Returns a boundingBox used to collide the entity with other entities and
* blocks. This enables the entity to be pushable on contact, like boats or
* minecarts.
*/
public AxisAlignedBB getCollisionBox(Entity entity) {
return entity.canBePushed() ? entity.boundingBox : null;
}
/**
* returns the bounding box for this entity
*/
public AxisAlignedBB getBoundingBox() {
return null;
}
/**
* Returns true if this entity should push and be pushed by other entities
* when colliding.
*/
public boolean canBePushed() {
return canBePushed;
}
public EntityMinecartDeobf(World p_i1713_1_, double p_i1713_2_, double p_i1713_4_, double p_i1713_6_) {
this(p_i1713_1_);
this.setPosition(p_i1713_2_, p_i1713_4_, p_i1713_6_);
this.motionX = 0.0D;
this.motionY = 0.0D;
this.motionZ = 0.0D;
this.prevPosX = p_i1713_2_;
this.prevPosY = p_i1713_4_;
this.prevPosZ = p_i1713_6_;
}
/**
* Returns the Y offset from the entity's position for any entity riding
* this one.
*/
public double getMountedYOffset() {
return (double) this.height * 0.0D - 0.3D;
}
/**
* Called when the entity is attacked.
*/
public boolean attackEntityFrom(DamageSource source, float amount) {
if(!this.worldObj.isRemote && !this.isDead) {
if(this.isEntityInvulnerable()) {
return false;
} else {
this.setRollingDirection(-this.getRollingDirection());
this.setRollingAmplitude(10);
this.setBeenAttacked();
this.setDamage(this.getDamage() + amount * 10.0F);
boolean flag = source.getEntity() instanceof EntityPlayer && ((EntityPlayer) source.getEntity()).capabilities.isCreativeMode;
if(flag || this.getDamage() > 40.0F) {
if(this.riddenByEntity != null) {
this.riddenByEntity.mountEntity(this);
}
if(flag && !this.hasCustomInventoryName()) {
this.setDead();
} else {
this.killMinecart(source);
}
}
return true;
}
} else {
return true;
}
}
public void killMinecart(DamageSource source) {
this.setDead();
ItemStack itemstack = new ItemStack(Items.minecart, 1);
if(this.entityName != null) {
itemstack.setStackDisplayName(this.entityName);
}
this.entityDropItem(itemstack, 0.0F);
}
/**
* Setups the entity to do the hurt animation. Only used by packets in
* multiplayer.
*/
@SideOnly(Side.CLIENT)
public void performHurtAnimation() {
this.setRollingDirection(-this.getRollingDirection());
this.setRollingAmplitude(10);
this.setDamage(this.getDamage() + this.getDamage() * 10.0F);
}
/**
* Returns true if other Entities should be prevented from moving through
* this Entity.
*/
public boolean canBeCollidedWith() {
return !this.isDead;
}
/**
* Will get destroyed next tick.
*/
public void setDead() {
super.setDead();
}
/**
* Called to update the entity's position/logic.
*/
public void onUpdate() {
if(this.getRollingAmplitude() > 0) {
this.setRollingAmplitude(this.getRollingAmplitude() - 1);
}
if(this.getDamage() > 0.0F) {
this.setDamage(this.getDamage() - 1.0F);
}
if(this.posY < -64.0D) {
this.kill();
}
if(!this.worldObj.isRemote && this.worldObj instanceof WorldServer) {
this.worldObj.theProfiler.startSection("portal");
MinecraftServer minecraftserver = ((WorldServer) this.worldObj).func_73046_m();
int portalTime = this.getMaxInPortalTime();
if(this.inPortal) {
if(minecraftserver.getAllowNether()) {
if(this.ridingEntity == null && this.portalCounter++ >= portalTime) {
this.portalCounter = portalTime;
this.timeUntilPortal = this.getPortalCooldown();
byte destination;
if(this.worldObj.provider.dimensionId == -1) {
destination = 0;
} else {
destination = -1;
}
this.travelToDimension(destination);
}
this.inPortal = false;
}
} else {
if(this.portalCounter > 0) {
this.portalCounter -= 4;
}
if(this.portalCounter < 0) {
this.portalCounter = 0;
}
}
if(this.timeUntilPortal > 0) {
--this.timeUntilPortal;
}
this.worldObj.theProfiler.endSection();
}
/*
* MAJOR SECTION: CLIENT-SIDE TURNING
* The only thing the client actually does is using the synchronized values
* Copy of EntityLivingBase's position and rotation approximation code
*/
if(this.worldObj.isRemote) {
if(this.turnProgress > 0) {
double interpX = this.posX + (this.syncPosX - this.posX) / (double) this.turnProgress;
double interpY = this.posY + (this.syncPosY - this.posY) / (double) this.turnProgress;
double interpZ = this.posZ + (this.syncPosZ - this.posZ) / (double) this.turnProgress;
double deltaYaw = MathHelper.wrapAngleTo180_double(this.minecartYaw - (double) this.rotationYaw);
this.rotationYaw = (float) ((double) this.rotationYaw + deltaYaw / (double) this.turnProgress);
this.rotationPitch = (float) ((double) this.rotationPitch + (this.minecartPitch - (double) this.rotationPitch) / (double) this.turnProgress);
--this.turnProgress;
this.setPosition(interpX, interpY, interpZ);
this.setRotation(this.rotationYaw, this.rotationPitch);
} else {
this.setPosition(this.posX, this.posY, this.posZ);
this.setRotation(this.rotationYaw, this.rotationPitch);
}
} else {
this.prevPosX = this.posX;
this.prevPosY = this.posY;
this.prevPosZ = this.posZ;
this.motionY -= 0.04D;
int railX = MathHelper.floor_double(this.posX);
int railY = MathHelper.floor_double(this.posY);
int railZ = MathHelper.floor_double(this.posZ);
if(BlockRailBase.func_150049_b_(this.worldObj, railX, railY - 1, railZ) /* b instanceof BlockRail */) {
--railY; //if the block below the current one is a rail use that one. used for downward slopes i'd imagine
}
double groundSpeedNoRail = 0.4D;
Block block = this.worldObj.getBlock(railX, railY, railZ);
if(canUseRail() && BlockRailBase.func_150051_a(block) /* b instanceof BlockRail */) {
/*
* MAJOR SECION: THE CART IS ON A RAIL
*/
float railMaxSpeed = 1F; //((BlockRailBase) block).getRailMaxSpeed(worldObj, this, l, i, i1);
double maxSpeed = Math.min(railMaxSpeed, getCurrentCartSpeedCapOnRail());
this.useRail(railX, railY, railZ, maxSpeed, getSlopeAdjustment(), block, worldObj.getBlockMetadata(railX, railY, railZ));
if(block == Blocks.activator_rail) {
this.onActivatorRailPass(railX, railY, railZ, (worldObj.getBlockMetadata(railX, railY, railZ) & 8) != 0);
}
} else {
this.limitSpeedApplyDragAndMoveWithoutRail(onGround ? groundSpeedNoRail : getMaxSpeedAirLateral());
}
this.func_145775_I(); //collide with blocks (Entity.class)
this.rotationPitch = 0.0F;
double d8 = this.prevPosX - this.posX;
double d4 = this.prevPosZ - this.posZ;
if(d8 * d8 + d4 * d4 > 0.001D) {
this.rotationYaw = (float) (Math.atan2(d4, d8) * 180.0D / Math.PI);
if(this.isInReverse) {
this.rotationYaw += 180.0F;
}
}
double deltaYaw = (double) MathHelper.wrapAngleTo180_float(this.rotationYaw - this.prevRotationYaw);
if(deltaYaw < -170.0D || deltaYaw >= 170.0D) {
this.rotationYaw += 180.0F;
this.isInReverse = !this.isInReverse;
}
this.setRotation(this.rotationYaw, this.rotationPitch);
AxisAlignedBB box = boundingBox.expand(0.2D, 0.0D, 0.2D);
List list = this.worldObj.getEntitiesWithinAABBExcludingEntity(this, box);
if(list != null && !list.isEmpty()) {
for(int k = 0; k < list.size(); ++k) {
Entity entity = (Entity) list.get(k);
if(entity != this.riddenByEntity && entity.canBePushed() && entity instanceof EntityMinecart) {
entity.applyEntityCollision(this);
}
}
}
if(this.riddenByEntity != null && this.riddenByEntity.isDead) {
if(this.riddenByEntity.ridingEntity == this) {
this.riddenByEntity.ridingEntity = null;
}
this.riddenByEntity = null;
}
//MinecraftForge.EVENT_BUS.post(new MinecartUpdateEvent(this, l, i, i1));
}
}
/**
* Called every tick the minecart is on an activator rail. Args: x, y, z, is
* the rail receiving power
*/
public void onActivatorRailPass(int x, int y, int z, boolean powered) { }
protected void limitSpeedApplyDragAndMoveWithoutRail(double maxSpeed) {
if(this.motionX < -maxSpeed) {
this.motionX = -maxSpeed;
}
if(this.motionX > maxSpeed) {
this.motionX = maxSpeed;
}
if(this.motionZ < -maxSpeed) {
this.motionZ = -maxSpeed;
}
if(this.motionZ > maxSpeed) {
this.motionZ = maxSpeed;
}
double moveY = motionY;
if(getMaxSpeedAirVertical() > 0 && motionY > getMaxSpeedAirVertical()) {
moveY = getMaxSpeedAirVertical();
if(Math.abs(motionX) < 0.3f && Math.abs(motionZ) < 0.3f) {
moveY = 0.15f;
motionY = moveY;
}
}
if(this.onGround) {
this.motionX *= 0.5D;
this.motionY *= 0.5D;
this.motionZ *= 0.5D;
}
this.moveEntity(this.motionX, moveY, this.motionZ);
if(!this.onGround) {
this.motionX *= getDragAir();
this.motionY *= getDragAir();
this.motionZ *= getDragAir();
}
}
protected void useRail(int railX, int railY, int railZ, double maxSpeed, double slopeAdjustment, Block rail, int meta) {
this.fallDistance = 0.0F;
Vec3 vec3 = this.getClosestPositionOnRail(this.posX, this.posY, this.posZ);
this.posY = (double) railY;
boolean flag = false;
boolean flag1 = false;
if(rail == Blocks.golden_rail) {
flag = (worldObj.getBlockMetadata(railX, railY, railZ) & 8) != 0;
flag1 = !flag;
}
if(((BlockRailBase) rail).isPowered()) {
meta &= 7;
}
if(meta >= 2 && meta <= 5) {
this.posY = (double) (railY + 1);
}
if(meta == 2) {
this.motionX -= slopeAdjustment;
}
if(meta == 3) {
this.motionX += slopeAdjustment;
}
if(meta == 4) {
this.motionZ += slopeAdjustment;
}
if(meta == 5) {
this.motionZ -= slopeAdjustment;
}
int[][] curveData = matrix[meta];
double sideDeltaX = (double) (curveData[1][0] - curveData[0][0]);
double sideDeltaZ = (double) (curveData[1][2] - curveData[0][2]);
double sideDelta = Math.sqrt(sideDeltaX * sideDeltaX + sideDeltaZ * sideDeltaZ);
double d5 = this.motionX * sideDeltaX + this.motionZ * sideDeltaZ;
if(d5 < 0.0D) {
sideDeltaX = -sideDeltaX;
sideDeltaZ = -sideDeltaZ;
}
double d6 = Math.sqrt(this.motionX * this.motionX + this.motionZ * this.motionZ);
if(d6 > 2.0D) {
d6 = 2.0D;
}
this.motionX = d6 * sideDeltaX / sideDelta;
this.motionZ = d6 * sideDeltaZ / sideDelta;
double motion;
double d8;
double d9;
double d10;
if(this.riddenByEntity != null && this.riddenByEntity instanceof EntityLivingBase) {
motion = (double) ((EntityLivingBase) this.riddenByEntity).moveForward;
if(motion > 0.0D) {
d8 = -Math.sin((double) (this.riddenByEntity.rotationYaw * (float) Math.PI / 180.0F));
d9 = Math.cos((double) (this.riddenByEntity.rotationYaw * (float) Math.PI / 180.0F));
d10 = this.motionX * this.motionX + this.motionZ * this.motionZ;
if(d10 < 0.01D) {
this.motionX += d8 * 0.1D;
this.motionZ += d9 * 0.1D;
flag1 = false;
}
}
}
if(flag1 && shouldDoRailFunctions()) {
motion = Math.sqrt(this.motionX * this.motionX + this.motionZ * this.motionZ);
if(motion < 0.03D) {
this.motionX *= 0.0D;
this.motionY *= 0.0D;
this.motionZ *= 0.0D;
} else {
this.motionX *= 0.5D;
this.motionY *= 0.0D;
this.motionZ *= 0.5D;
}
}
motion = 0.0D;
d8 = (double) railX + 0.5D + (double) curveData[0][0] * 0.5D;
d9 = (double) railZ + 0.5D + (double) curveData[0][2] * 0.5D;
d10 = (double) railX + 0.5D + (double) curveData[1][0] * 0.5D;
double d11 = (double) railZ + 0.5D + (double) curveData[1][2] * 0.5D;
sideDeltaX = d10 - d8;
sideDeltaZ = d11 - d9;
double d12;
double d13;
if(sideDeltaX == 0.0D) {
this.posX = (double) railX + 0.5D;
motion = this.posZ - (double) railZ;
} else if(sideDeltaZ == 0.0D) {
this.posZ = (double) railZ + 0.5D;
motion = this.posX - (double) railX;
} else {
d12 = this.posX - d8;
d13 = this.posZ - d9;
motion = (d12 * sideDeltaX + d13 * sideDeltaZ) * 2.0D;
}
this.posX = d8 + sideDeltaX * motion;
this.posZ = d9 + sideDeltaZ * motion;
this.setPosition(this.posX, this.posY + (double) this.yOffset, this.posZ);
moveMinecartOnRail(railX, railY, railZ, maxSpeed);
if(curveData[0][1] != 0 && MathHelper.floor_double(this.posX) - railX == curveData[0][0] && MathHelper.floor_double(this.posZ) - railZ == curveData[0][2]) {
this.setPosition(this.posX, this.posY + (double) curveData[0][1], this.posZ);
} else if(curveData[1][1] != 0 && MathHelper.floor_double(this.posX) - railX == curveData[1][0] && MathHelper.floor_double(this.posZ) - railZ == curveData[1][2]) {
this.setPosition(this.posX, this.posY + (double) curveData[1][1], this.posZ);
}
this.applyDrag();
Vec3 vec31 = this.getClosestPositionOnRail(this.posX, this.posY, this.posZ);
if(vec31 != null && vec3 != null) {
double d14 = (vec3.yCoord - vec31.yCoord) * 0.05D;
d6 = Math.sqrt(this.motionX * this.motionX + this.motionZ * this.motionZ);
if(d6 > 0.0D) {
this.motionX = this.motionX / d6 * (d6 + d14);
this.motionZ = this.motionZ / d6 * (d6 + d14);
}
this.setPosition(this.posX, vec31.yCoord, this.posZ);
}
int j1 = MathHelper.floor_double(this.posX);
int i1 = MathHelper.floor_double(this.posZ);
if(j1 != railX || i1 != railZ) {
d6 = Math.sqrt(this.motionX * this.motionX + this.motionZ * this.motionZ);
this.motionX = d6 * (double) (j1 - railX);
this.motionZ = d6 * (double) (i1 - railZ);
}
if(shouldDoRailFunctions()) {
//((BlockRailBase) p_145821_8_).onMinecartPass(worldObj, this, p_145821_1_, p_145821_2_, p_145821_3_);
}
if(flag && shouldDoRailFunctions()) {
double d15 = Math.sqrt(this.motionX * this.motionX + this.motionZ * this.motionZ);
if(d15 > 0.01D) {
double d16 = 0.06D;
this.motionX += this.motionX / d15 * d16;
this.motionZ += this.motionZ / d15 * d16;
} else if(meta == 1) {
if(this.worldObj.getBlock(railX - 1, railY, railZ).isNormalCube()) {
this.motionX = 0.02D;
} else if(this.worldObj.getBlock(railX + 1, railY, railZ).isNormalCube()) {
this.motionX = -0.02D;
}
} else if(meta == 0) {
if(this.worldObj.getBlock(railX, railY, railZ - 1).isNormalCube()) {
this.motionZ = 0.02D;
} else if(this.worldObj.getBlock(railX, railY, railZ + 1).isNormalCube()) {
this.motionZ = -0.02D;
}
}
}
}
protected void applyDrag() {
if(this.riddenByEntity != null) {
this.motionX *= 0.997D;
this.motionY *= 0.0D;
this.motionZ *= 0.997D;
} else {
this.motionX *= 0.96D;
this.motionY *= 0.0D;
this.motionZ *= 0.96D;
}
}
@SideOnly(Side.CLIENT)
public Vec3 getPositionVectorForRendering(double interpX, double interpY, double interpZ, double constant /* either 0.3 or -0.3 */) {
int x = MathHelper.floor_double(interpX);
int y = MathHelper.floor_double(interpY);
int z = MathHelper.floor_double(interpZ);
if(BlockRailBase.func_150049_b_(this.worldObj, x, y - 1, z)) {
--y;
}
Block block = this.worldObj.getBlock(x, y, z);
if(!BlockRailBase.func_150051_a(block)) {
return null;
} else {
int meta = worldObj.getBlockMetadata(x, y, z);
interpY = (double) y;
if(meta >= 2 && meta <= 5) {
interpY = (double) (y + 1);
}
int[][] curveData = matrix[meta];
double curveX = (double) (curveData[1][0] - curveData[0][0]);
double curveZ = (double) (curveData[1][2] - curveData[0][2]);
double curveSq = Math.sqrt(curveX * curveX + curveZ * curveZ);
curveX /= curveSq;
curveZ /= curveSq;
interpX += curveX * constant;
interpZ += curveZ * constant;
if(curveData[0][1] != 0 && MathHelper.floor_double(interpX) - x == curveData[0][0] && MathHelper.floor_double(interpZ) - z == curveData[0][2]) {
interpY += (double) curveData[0][1];
} else if(curveData[1][1] != 0 && MathHelper.floor_double(interpX) - x == curveData[1][0] && MathHelper.floor_double(interpZ) - z == curveData[1][2]) {
interpY += (double) curveData[1][1];
}
return this.getClosestPositionOnRail(interpX, interpY, interpZ);
}
}
public Vec3 getClosestPositionOnRail(double x, double y, double z) {
int railX = MathHelper.floor_double(x);
int railY = MathHelper.floor_double(y);
int railZ = MathHelper.floor_double(z);
if(BlockRailBase.func_150049_b_(this.worldObj, railX, railY - 1, railZ)) {
--railY;
}
Block block = this.worldObj.getBlock(railX, railY, railZ);
if(BlockRailBase.func_150051_a(block)) {
int l = worldObj.getBlockMetadata(railX, railY, railZ);
y = (double) railY;
if(l >= 2 && l <= 5) {
y = (double) (railY + 1);
}
int[][] aint = matrix[l];
double delta = 0.0D;
double side1X = (double) railX + 0.5D + (double) aint[0][0] * 0.5D;
double side1Y = (double) railY + 0.5D + (double) aint[0][1] * 0.5D;
double side1Z = (double) railZ + 0.5D + (double) aint[0][2] * 0.5D;
double side2X = (double) railX + 0.5D + (double) aint[1][0] * 0.5D;
double side2Y = (double) railY + 0.5D + (double) aint[1][1] * 0.5D;
double side2Z = (double) railZ + 0.5D + (double) aint[1][2] * 0.5D;
double sideDeltaX = side2X - side1X;
double sideDeltaYx2 = (side2Y - side1Y) * 2.0D;
double sideDeltaZ = side2Z - side1Z;
if(sideDeltaX == 0.0D) { /* straight path along Z */
x = (double) railX + 0.5D;
delta = z - (double) railZ;
} else if(sideDeltaZ == 0.0D) { /* straight path along X */
z = (double) railZ + 0.5D;
delta = x - (double) railX;
} else {
double deltaX = x - side1X;
double deltaZ = z - side1Z;
delta = (deltaX * sideDeltaX + deltaZ * sideDeltaZ) * 2.0D;
}
x = side1X + sideDeltaX * delta;
y = side1Y + sideDeltaYx2 * delta;
z = side1Z + sideDeltaZ * delta;
if(sideDeltaYx2 < 0.0D) {
++y;
}
if(sideDeltaYx2 > 0.0D) {
y += 0.5D;
}
return Vec3.createVectorHelper(x, y, z);
} else {
return null;
}
}
/**
* (abstract) Protected helper method to read subclass entity data from NBT.
*/
protected void readEntityFromNBT(NBTTagCompound p_70037_1_) {
if(p_70037_1_.getBoolean("CustomDisplayTile")) {
this.func_145819_k(p_70037_1_.getInteger("DisplayTile"));
this.setDisplayTileData(p_70037_1_.getInteger("DisplayData"));
this.setDisplayTileOffset(p_70037_1_.getInteger("DisplayOffset"));
}
if(p_70037_1_.hasKey("CustomName", 8) && p_70037_1_.getString("CustomName").length() > 0) {
this.entityName = p_70037_1_.getString("CustomName");
}
}
/**
* (abstract) Protected helper method to write subclass entity data to NBT.
*/
protected void writeEntityToNBT(NBTTagCompound p_70014_1_) {
if(this.hasDisplayTile()) {
p_70014_1_.setBoolean("CustomDisplayTile", true);
p_70014_1_.setInteger("DisplayTile", this.func_145820_n().getMaterial() == Material.air ? 0 : Block.getIdFromBlock(this.func_145820_n()));
p_70014_1_.setInteger("DisplayData", this.getDisplayTileData());
p_70014_1_.setInteger("DisplayOffset", this.getDisplayTileOffset());
}
if(this.entityName != null && this.entityName.length() > 0) {
p_70014_1_.setString("CustomName", this.entityName);
}
}
@SideOnly(Side.CLIENT)
public float getShadowSize() {
return 0.0F;
}
/**
* Applies a velocity to each of the entities pushing them away from each
* other. Args: entity
*/
public void applyEntityCollision(Entity entity) {
//MinecraftForge.EVENT_BUS.post(new MinecartCollisionEvent(this, p_70108_1_));
if(!this.worldObj.isRemote) {
if(entity != this.riddenByEntity) {
if(entity instanceof EntityLivingBase && !(entity instanceof EntityPlayer) && !(entity instanceof EntityIronGolem) && canBeRidden()
&& this.motionX * this.motionX + this.motionZ * this.motionZ > 0.01D && this.riddenByEntity == null && entity.ridingEntity == null) {
entity.mountEntity(this);
}
double deltaX = entity.posX - this.posX;
double deltaZ = entity.posZ - this.posZ;
double delta = deltaX * deltaX + deltaZ * deltaZ;
if(delta >= 10E-5D) {
delta = (double) MathHelper.sqrt_double(delta);
deltaX /= delta;
deltaZ /= delta;
double pushForce = 1.0D / delta;
if(pushForce > 1.0D) {
pushForce = 1.0D;
}
deltaX *= pushForce;
deltaZ *= pushForce;
deltaX *= 0.1D;
deltaZ *= 0.1D;
deltaX *= (double) (1.0F - this.entityCollisionReduction);
deltaZ *= (double) (1.0F - this.entityCollisionReduction);
deltaX *= 0.5D;
deltaZ *= 0.5D;
if(entity instanceof EntityMinecart) {
double d4 = entity.posX - this.posX;
double d5 = entity.posZ - this.posZ;
Vec3 vec3 = Vec3.createVectorHelper(d4, 0.0D, d5).normalize();
Vec3 vec31 = Vec3
.createVectorHelper((double) MathHelper.cos(this.rotationYaw * (float) Math.PI / 180.0F), 0.0D, (double) MathHelper.sin(this.rotationYaw * (float) Math.PI / 180.0F))
.normalize();
double d6 = Math.abs(vec3.dotProduct(vec31));
if(d6 < 0.8D) {
return;
}
double totalMotionX = entity.motionX + this.motionX;
double totalMotionZ = entity.motionZ + this.motionZ;
//pusher is powered, this is unpowered
if(((EntityMinecart) entity).isPoweredCart() && !isPoweredCart()) {
this.motionX *= 0.2D;
this.motionZ *= 0.2D;
this.addVelocity(entity.motionX - deltaX, 0.0D, entity.motionZ - deltaZ);
entity.motionX *= 0.95D;
entity.motionZ *= 0.95D;
//the same condition again for some reason. might make sense if the conditions were swapped
} else if(((EntityMinecart) entity).isPoweredCart() && !isPoweredCart()) {
entity.motionX *= 0.2D;
entity.motionZ *= 0.2D;
entity.addVelocity(this.motionX + deltaX, 0.0D, this.motionZ + deltaZ);
this.motionX *= 0.95D;
this.motionZ *= 0.95D;
} else {
totalMotionX /= 2.0D;
totalMotionZ /= 2.0D;
this.motionX *= 0.2D;
this.motionZ *= 0.2D;
this.addVelocity(totalMotionX - deltaX, 0.0D, totalMotionZ - deltaZ);
entity.motionX *= 0.2D;
entity.motionZ *= 0.2D;
entity.addVelocity(totalMotionX + deltaX, 0.0D, totalMotionZ + deltaZ);
}
} else {
this.addVelocity(-deltaX, 0.0D, -deltaZ);
entity.addVelocity(deltaX / 4.0D, 0.0D, deltaZ / 4.0D);
}
}
}
}
}
/**
* Sets the position and rotation. Only difference from the other one is no
* bounding on the rotation. Args: posX, posY, posZ, yaw, pitch
*/
@SideOnly(Side.CLIENT)
public void setPositionAndRotation2(double x, double y, double z, float yaw, float pitch, int theNumberThree) {
this.syncPosX = x;
this.syncPosY = y;
this.syncPosZ = z;
this.minecartYaw = (double) yaw;
this.minecartPitch = (double) pitch;
/* According to EntityLivingBase.class: The number of updates over which the new position and rotation are to be applied to the entity.
* The packet always passes the */
this.turnProgress = theNumberThree + 2;
this.motionX = this.velocityX;
this.motionY = this.velocityY;
this.motionZ = this.velocityZ;
}
/**
* Sets the current amount of damage the minecart has taken. Decreases over
* time. The cart breaks when this is over 40.
*/
public void setDamage(float p_70492_1_) {
this.dataWatcher.updateObject(19, Float.valueOf(p_70492_1_));
}
/**
* Sets the velocity to the args. Args: x, y, z
*/
@SideOnly(Side.CLIENT)
public void setVelocity(double p_70016_1_, double p_70016_3_, double p_70016_5_) {
this.velocityX = this.motionX = p_70016_1_;
this.velocityY = this.motionY = p_70016_3_;
this.velocityZ = this.motionZ = p_70016_5_;
}
/**
* Gets the current amount of damage the minecart has taken. Decreases over
* time. The cart breaks when this is over 40.
*/
public float getDamage() {
return this.dataWatcher.getWatchableObjectFloat(19);
}
/**
* Sets the rolling amplitude the cart rolls while being attacked.
*/
public void setRollingAmplitude(int p_70497_1_) {
this.dataWatcher.updateObject(17, Integer.valueOf(p_70497_1_));
}
/**
* Gets the rolling amplitude the cart rolls while being attacked.
*/
public int getRollingAmplitude() {
return this.dataWatcher.getWatchableObjectInt(17);
}
/**
* Sets the rolling direction the cart rolls while being attacked. Can be 1
* or -1.
*/
public void setRollingDirection(int p_70494_1_) {
this.dataWatcher.updateObject(18, Integer.valueOf(p_70494_1_));
}
/**
* Gets the rolling direction the cart rolls while being attacked. Can be 1
* or -1.
*/
public int getRollingDirection() {
return this.dataWatcher.getWatchableObjectInt(18);
}
public abstract int getMinecartType();
public Block func_145820_n() {
if(!this.hasDisplayTile()) {
return this.func_145817_o();
} else {
int i = this.getDataWatcher().getWatchableObjectInt(20) & 65535;
return Block.getBlockById(i);
}
}
public Block func_145817_o() {
return Blocks.air;
}
public int getDisplayTileData() {
return !this.hasDisplayTile() ? this.getDefaultDisplayTileData() : this.getDataWatcher().getWatchableObjectInt(20) >> 16;
}
public int getDefaultDisplayTileData() {
return 0;
}
public int getDisplayTileOffset() {
return !this.hasDisplayTile() ? this.getDefaultDisplayTileOffset() : this.getDataWatcher().getWatchableObjectInt(21);
}
public int getDefaultDisplayTileOffset() {
return 6;
}
public void func_145819_k(int p_145819_1_) {
this.getDataWatcher().updateObject(20, Integer.valueOf(p_145819_1_ & 65535 | this.getDisplayTileData() << 16));
this.setHasDisplayTile(true);
}
public void setDisplayTileData(int p_94092_1_) {
this.getDataWatcher().updateObject(20, Integer.valueOf(Block.getIdFromBlock(this.func_145820_n()) & 65535 | p_94092_1_ << 16));
this.setHasDisplayTile(true);
}
public void setDisplayTileOffset(int p_94086_1_) {
this.getDataWatcher().updateObject(21, Integer.valueOf(p_94086_1_));
this.setHasDisplayTile(true);
}
public boolean hasDisplayTile() {
return this.getDataWatcher().getWatchableObjectByte(22) == 1;
}
public void setHasDisplayTile(boolean p_94096_1_) {
this.getDataWatcher().updateObject(22, Byte.valueOf((byte) (p_94096_1_ ? 1 : 0)));
}
/**
* Sets the minecart's name.
*/
public void setMinecartName(String p_96094_1_) {
this.entityName = p_96094_1_;
}
/**
* Gets the name of this command sender (usually username, but possibly
* "Rcon")
*/
public String getCommandSenderName() {
return this.entityName != null ? this.entityName : super.getCommandSenderName();
}
/**
* Returns if the inventory is named
*/
public boolean hasCustomInventoryName() {
return this.entityName != null;
}
public String func_95999_t() {
return this.entityName;
}
/*
* =================================== FORGE START
* ===========================================
*/
/**
* Moved to allow overrides. This code handles minecart movement and speed
* capping when on a rail.
*/
public void moveMinecartOnRail(int x, int y, int z, double maxSpeed) {
double motionX = this.motionX;
double motionZ = this.motionZ;
if(this.riddenByEntity != null) {
motionX *= 0.75D;
motionZ *= 0.75D;
}
if(motionX < -maxSpeed) {
motionX = -maxSpeed;
}
if(motionX > maxSpeed) {
motionX = maxSpeed;
}
if(motionZ < -maxSpeed) {
motionZ = -maxSpeed;
}
if(motionZ > maxSpeed) {
motionZ = maxSpeed;
}
this.moveEntity(motionX, 0.0D, motionZ);
}
/**
* Gets the current global Minecart Collision handler if none is registered,
* returns null
*
* @return The collision handler or null
*/
public static IMinecartCollisionHandler getCollisionHandler() {
return collisionHandler;
}
/**
* Sets the global Minecart Collision handler, overwrites any that is
* currently set.
*
* @param handler
* The new handler
*/
public static void setCollisionHandler(IMinecartCollisionHandler handler) {
collisionHandler = handler;
}
/**
* This function returns an ItemStack that represents this cart. This should
* be an ItemStack that can be used by the player to place the cart, but is
* not necessary the item the cart drops when destroyed.
*
* @return An ItemStack that can be used to place the cart.
*/
public ItemStack getCartItem() {
return new ItemStack(Items.minecart);
}
/**
* Returns true if this cart can currently use rails. This function is
* mainly used to gracefully detach a minecart from a rail.
*
* @return True if the minecart can use rails.
*/
public boolean canUseRail() {
return canUseRail;
}
/**
* Set whether the minecart can use rails. This function is mainly used to
* gracefully detach a minecart from a rail.
*
* @param use
* Whether the minecart can currently use rails.
*/
public void setCanUseRail(boolean use) {
canUseRail = use;
}
/**
* Return false if this cart should not call onMinecartPass() and should
* ignore Powered Rails.
*
* @return True if this cart should call onMinecartPass().
*/
public boolean shouldDoRailFunctions() {
return true;
}
/**
* Returns true if this cart is self propelled.
*
* @return True if powered.
*/
public boolean isPoweredCart() {
return getMinecartType() == 2;
}
/**
* Returns true if this cart can be ridden by an Entity.
*
* @return True if this cart can be ridden.
*/
public boolean canBeRidden() {
return false;
}
public final float getCurrentCartSpeedCapOnRail() {
return currentSpeedRail;
}
public final void setCurrentCartSpeedCapOnRail(float value) {
value = Math.min(value, getMaxCartSpeedOnRail());
currentSpeedRail = value;
}
/**
* Getters/setters for physics variables
*/
/**
* Returns the carts max speed when traveling on rails. Carts going faster
* than 1.1 cause issues with chunk loading. Carts cant traverse slopes or
* corners at greater than 0.5 - 0.6. This value is compared with the rails
* max speed and the carts current speed cap to determine the carts current
* max speed. A normal rail's max speed is 0.4.
*
* @return Carts max speed.
*/
public float getMaxCartSpeedOnRail() {
return 1.2f;
}
public float getMaxSpeedAirLateral() {
return maxSpeedAirLateral;
}
public void setMaxSpeedAirLateral(float value) {
maxSpeedAirLateral = value;
}
public float getMaxSpeedAirVertical() {
return maxSpeedAirVertical;
}
public void setMaxSpeedAirVertical(float value) {
maxSpeedAirVertical = value;
}
public double getDragAir() {
return dragAir;
}
public void setDragAir(double value) {
dragAir = value;
}
public double getSlopeAdjustment() {
return 0.0078125D;
}
/*
* =================================== FORGE END
* ===========================================
*/
}
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