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349 lines
13 KiB
Java
349 lines
13 KiB
Java
package net.minecraft.entity.projectile;
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import cpw.mods.fml.relauncher.Side;
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import cpw.mods.fml.relauncher.SideOnly;
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import java.util.List;
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import net.minecraft.block.Block;
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import net.minecraft.entity.Entity;
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import net.minecraft.entity.EntityLivingBase;
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import net.minecraft.entity.IProjectile;
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import net.minecraft.entity.player.EntityPlayer;
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import net.minecraft.init.Blocks;
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import net.minecraft.nbt.NBTTagCompound;
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import net.minecraft.util.AxisAlignedBB;
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import net.minecraft.util.MathHelper;
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import net.minecraft.util.MovingObjectPosition;
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import net.minecraft.util.Vec3;
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import net.minecraft.world.World;
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public abstract class EntityThrowable extends Entity implements IProjectile
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{
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private int field_145788_c = -1;
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private int field_145786_d = -1;
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private int field_145787_e = -1;
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private Block field_145785_f;
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protected boolean inGround;
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public int throwableShake;
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/** The entity that threw this throwable item. */
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private EntityLivingBase thrower;
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private String throwerName;
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private int ticksInGround;
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private int ticksInAir;
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private static final String __OBFID = "CL_00001723";
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public EntityThrowable(World p_i1776_1_)
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{
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super(p_i1776_1_);
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this.setSize(0.25F, 0.25F);
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}
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protected void entityInit() {}
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/**
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* Checks if the entity is in range to render by using the past in distance and comparing it to its average edge
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* length * 64 * renderDistanceWeight Args: distance
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*/
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@SideOnly(Side.CLIENT)
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public boolean isInRangeToRenderDist(double distance)
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{
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double d1 = this.boundingBox.getAverageEdgeLength() * 4.0D;
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d1 *= 64.0D;
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return distance < d1 * d1;
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}
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public EntityThrowable(World p_i1777_1_, EntityLivingBase p_i1777_2_)
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{
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super(p_i1777_1_);
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this.thrower = p_i1777_2_;
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this.setSize(0.25F, 0.25F);
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this.setLocationAndAngles(p_i1777_2_.posX, p_i1777_2_.posY + (double)p_i1777_2_.getEyeHeight(), p_i1777_2_.posZ, p_i1777_2_.rotationYaw, p_i1777_2_.rotationPitch);
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this.posX -= (double)(MathHelper.cos(this.rotationYaw / 180.0F * (float)Math.PI) * 0.16F);
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this.posY -= 0.10000000149011612D;
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this.posZ -= (double)(MathHelper.sin(this.rotationYaw / 180.0F * (float)Math.PI) * 0.16F);
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this.setPosition(this.posX, this.posY, this.posZ);
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this.yOffset = 0.0F;
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float f = 0.4F;
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this.motionX = (double)(-MathHelper.sin(this.rotationYaw / 180.0F * (float)Math.PI) * MathHelper.cos(this.rotationPitch / 180.0F * (float)Math.PI) * f);
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this.motionZ = (double)(MathHelper.cos(this.rotationYaw / 180.0F * (float)Math.PI) * MathHelper.cos(this.rotationPitch / 180.0F * (float)Math.PI) * f);
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this.motionY = (double)(-MathHelper.sin((this.rotationPitch + this.func_70183_g()) / 180.0F * (float)Math.PI) * f);
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this.setThrowableHeading(this.motionX, this.motionY, this.motionZ, this.func_70182_d(), 1.0F);
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}
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public EntityThrowable(World p_i1778_1_, double p_i1778_2_, double p_i1778_4_, double p_i1778_6_)
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{
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super(p_i1778_1_);
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this.ticksInGround = 0;
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this.setSize(0.25F, 0.25F);
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this.setPosition(p_i1778_2_, p_i1778_4_, p_i1778_6_);
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this.yOffset = 0.0F;
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}
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protected float func_70182_d()
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{
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return 1.5F;
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}
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protected float func_70183_g()
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{
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return 0.0F;
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}
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/**
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* Similar to setArrowHeading, it's point the throwable entity to a x, y, z direction.
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*/
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public void setThrowableHeading(double p_70186_1_, double p_70186_3_, double p_70186_5_, float p_70186_7_, float p_70186_8_)
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{
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float f2 = MathHelper.sqrt_double(p_70186_1_ * p_70186_1_ + p_70186_3_ * p_70186_3_ + p_70186_5_ * p_70186_5_);
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p_70186_1_ /= (double)f2;
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p_70186_3_ /= (double)f2;
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p_70186_5_ /= (double)f2;
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p_70186_1_ += this.rand.nextGaussian() * 0.007499999832361937D * (double)p_70186_8_;
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p_70186_3_ += this.rand.nextGaussian() * 0.007499999832361937D * (double)p_70186_8_;
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p_70186_5_ += this.rand.nextGaussian() * 0.007499999832361937D * (double)p_70186_8_;
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p_70186_1_ *= (double)p_70186_7_;
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p_70186_3_ *= (double)p_70186_7_;
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p_70186_5_ *= (double)p_70186_7_;
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this.motionX = p_70186_1_;
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this.motionY = p_70186_3_;
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this.motionZ = p_70186_5_;
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float f3 = MathHelper.sqrt_double(p_70186_1_ * p_70186_1_ + p_70186_5_ * p_70186_5_);
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this.prevRotationYaw = this.rotationYaw = (float)(Math.atan2(p_70186_1_, p_70186_5_) * 180.0D / Math.PI);
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this.prevRotationPitch = this.rotationPitch = (float)(Math.atan2(p_70186_3_, (double)f3) * 180.0D / Math.PI);
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this.ticksInGround = 0;
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}
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/**
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* Sets the velocity to the args. Args: x, y, z
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*/
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@SideOnly(Side.CLIENT)
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public void setVelocity(double x, double y, double z)
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{
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this.motionX = x;
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this.motionY = y;
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this.motionZ = z;
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if (this.prevRotationPitch == 0.0F && this.prevRotationYaw == 0.0F)
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{
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float f = MathHelper.sqrt_double(x * x + z * z);
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this.prevRotationYaw = this.rotationYaw = (float)(Math.atan2(x, z) * 180.0D / Math.PI);
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this.prevRotationPitch = this.rotationPitch = (float)(Math.atan2(y, (double)f) * 180.0D / Math.PI);
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}
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}
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/**
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* Called to update the entity's position/logic.
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*/
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public void onUpdate()
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{
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this.lastTickPosX = this.posX;
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this.lastTickPosY = this.posY;
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this.lastTickPosZ = this.posZ;
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super.onUpdate();
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if (this.throwableShake > 0)
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{
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--this.throwableShake;
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}
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if (this.inGround)
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{
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if (this.worldObj.getBlock(this.field_145788_c, this.field_145786_d, this.field_145787_e) == this.field_145785_f)
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{
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++this.ticksInGround;
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if (this.ticksInGround == 1200)
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{
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this.setDead();
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}
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return;
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}
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this.inGround = false;
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this.motionX *= (double)(this.rand.nextFloat() * 0.2F);
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this.motionY *= (double)(this.rand.nextFloat() * 0.2F);
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this.motionZ *= (double)(this.rand.nextFloat() * 0.2F);
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this.ticksInGround = 0;
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this.ticksInAir = 0;
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}
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else
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{
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++this.ticksInAir;
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}
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Vec3 vec3 = Vec3.createVectorHelper(this.posX, this.posY, this.posZ);
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Vec3 vec31 = Vec3.createVectorHelper(this.posX + this.motionX, this.posY + this.motionY, this.posZ + this.motionZ);
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MovingObjectPosition movingobjectposition = this.worldObj.rayTraceBlocks(vec3, vec31);
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vec3 = Vec3.createVectorHelper(this.posX, this.posY, this.posZ);
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vec31 = Vec3.createVectorHelper(this.posX + this.motionX, this.posY + this.motionY, this.posZ + this.motionZ);
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if (movingobjectposition != null)
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{
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vec31 = Vec3.createVectorHelper(movingobjectposition.hitVec.xCoord, movingobjectposition.hitVec.yCoord, movingobjectposition.hitVec.zCoord);
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}
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if (!this.worldObj.isRemote)
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{
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Entity entity = null;
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List list = this.worldObj.getEntitiesWithinAABBExcludingEntity(this, this.boundingBox.addCoord(this.motionX, this.motionY, this.motionZ).expand(1.0D, 1.0D, 1.0D));
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double d0 = 0.0D;
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EntityLivingBase entitylivingbase = this.getThrower();
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for (int j = 0; j < list.size(); ++j)
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{
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Entity entity1 = (Entity)list.get(j);
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if (entity1.canBeCollidedWith() && (entity1 != entitylivingbase || this.ticksInAir >= 5))
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{
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float f = 0.3F;
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AxisAlignedBB axisalignedbb = entity1.boundingBox.expand((double)f, (double)f, (double)f);
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MovingObjectPosition movingobjectposition1 = axisalignedbb.calculateIntercept(vec3, vec31);
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if (movingobjectposition1 != null)
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{
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double d1 = vec3.distanceTo(movingobjectposition1.hitVec);
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if (d1 < d0 || d0 == 0.0D)
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{
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entity = entity1;
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d0 = d1;
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}
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}
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}
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}
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if (entity != null)
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{
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movingobjectposition = new MovingObjectPosition(entity);
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}
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}
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if (movingobjectposition != null)
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{
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if (movingobjectposition.typeOfHit == MovingObjectPosition.MovingObjectType.BLOCK && this.worldObj.getBlock(movingobjectposition.blockX, movingobjectposition.blockY, movingobjectposition.blockZ) == Blocks.portal)
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{
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this.setInPortal();
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}
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else
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{
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this.onImpact(movingobjectposition);
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}
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}
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this.posX += this.motionX;
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this.posY += this.motionY;
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this.posZ += this.motionZ;
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float f1 = MathHelper.sqrt_double(this.motionX * this.motionX + this.motionZ * this.motionZ);
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this.rotationYaw = (float)(Math.atan2(this.motionX, this.motionZ) * 180.0D / Math.PI);
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for (this.rotationPitch = (float)(Math.atan2(this.motionY, (double)f1) * 180.0D / Math.PI); this.rotationPitch - this.prevRotationPitch < -180.0F; this.prevRotationPitch -= 360.0F)
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{
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;
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}
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while (this.rotationPitch - this.prevRotationPitch >= 180.0F)
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{
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this.prevRotationPitch += 360.0F;
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}
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while (this.rotationYaw - this.prevRotationYaw < -180.0F)
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{
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this.prevRotationYaw -= 360.0F;
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}
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while (this.rotationYaw - this.prevRotationYaw >= 180.0F)
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{
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this.prevRotationYaw += 360.0F;
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}
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this.rotationPitch = this.prevRotationPitch + (this.rotationPitch - this.prevRotationPitch) * 0.2F;
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this.rotationYaw = this.prevRotationYaw + (this.rotationYaw - this.prevRotationYaw) * 0.2F;
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float f2 = 0.99F;
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float f3 = this.getGravityVelocity();
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if (this.isInWater())
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{
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for (int i = 0; i < 4; ++i)
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{
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float f4 = 0.25F;
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this.worldObj.spawnParticle("bubble", this.posX - this.motionX * (double)f4, this.posY - this.motionY * (double)f4, this.posZ - this.motionZ * (double)f4, this.motionX, this.motionY, this.motionZ);
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}
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f2 = 0.8F;
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}
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this.motionX *= (double)f2;
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this.motionY *= (double)f2;
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this.motionZ *= (double)f2;
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this.motionY -= (double)f3;
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this.setPosition(this.posX, this.posY, this.posZ);
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}
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/**
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* Gets the amount of gravity to apply to the thrown entity with each tick.
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*/
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protected float getGravityVelocity()
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{
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return 0.03F;
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}
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/**
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* Called when this EntityThrowable hits a block or entity.
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*/
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protected abstract void onImpact(MovingObjectPosition p_70184_1_);
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/**
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* (abstract) Protected helper method to write subclass entity data to NBT.
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*/
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public void writeEntityToNBT(NBTTagCompound tagCompound)
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{
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tagCompound.setShort("xTile", (short)this.field_145788_c);
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tagCompound.setShort("yTile", (short)this.field_145786_d);
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tagCompound.setShort("zTile", (short)this.field_145787_e);
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tagCompound.setByte("inTile", (byte)Block.getIdFromBlock(this.field_145785_f));
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tagCompound.setByte("shake", (byte)this.throwableShake);
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tagCompound.setByte("inGround", (byte)(this.inGround ? 1 : 0));
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if ((this.throwerName == null || this.throwerName.length() == 0) && this.thrower != null && this.thrower instanceof EntityPlayer)
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{
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this.throwerName = this.thrower.getCommandSenderName();
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}
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tagCompound.setString("ownerName", this.throwerName == null ? "" : this.throwerName);
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}
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/**
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* (abstract) Protected helper method to read subclass entity data from NBT.
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*/
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public void readEntityFromNBT(NBTTagCompound tagCompund)
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{
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this.field_145788_c = tagCompund.getShort("xTile");
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this.field_145786_d = tagCompund.getShort("yTile");
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this.field_145787_e = tagCompund.getShort("zTile");
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this.field_145785_f = Block.getBlockById(tagCompund.getByte("inTile") & 255);
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this.throwableShake = tagCompund.getByte("shake") & 255;
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this.inGround = tagCompund.getByte("inGround") == 1;
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this.throwerName = tagCompund.getString("ownerName");
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if (this.throwerName != null && this.throwerName.length() == 0)
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{
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this.throwerName = null;
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}
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}
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@SideOnly(Side.CLIENT)
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public float getShadowSize()
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{
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return 0.0F;
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}
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public EntityLivingBase getThrower()
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{
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if (this.thrower == null && this.throwerName != null && this.throwerName.length() > 0)
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{
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this.thrower = this.worldObj.getPlayerEntityByName(this.throwerName);
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}
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return this.thrower;
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}
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} |