Package mods.natura.entity

Source Code of mods.natura.entity.FusewoodArrow

package mods.natura.entity;

import java.util.List;

import net.minecraft.block.Block;
import net.minecraft.enchantment.Enchantment;
import net.minecraft.entity.Entity;
import net.minecraft.entity.EntityLivingBase;
import net.minecraft.entity.monster.EntityEnderman;
import net.minecraft.entity.player.EntityPlayer;
import net.minecraft.entity.player.EntityPlayerMP;
import net.minecraft.entity.projectile.EntityArrow;
import net.minecraft.init.Blocks;
import net.minecraft.init.Items;
import net.minecraft.item.ItemStack;
import net.minecraft.nbt.NBTTagCompound;
import net.minecraft.util.AxisAlignedBB;
import net.minecraft.util.DamageSource;
import net.minecraft.util.MathHelper;
import net.minecraft.util.MovingObjectPosition;
import net.minecraft.util.Vec3;
import net.minecraft.world.World;
import cpw.mods.fml.relauncher.Side;
import cpw.mods.fml.relauncher.SideOnly;

public class FusewoodArrow extends EntityArrow
{
    private int xTile = -1;
    private int yTile = -1;
    private int zTile = -1;
    private Block inTile = Blocks.air;
    private int inData = 0;
    private boolean inGround = false;

    /** 1 if the player can pick up the arrow */
    public int canBePickedUp = 0;

    /** Seems to be some sort of timer for animating an arrow. */
    public int arrowShake = 0;

    /** The owner of this arrow. */
    public Entity shootingEntity;
    private int ticksInGround;
    private int ticksInAir = 0;
    private double damage = 2.0D;

    /** The amount of knockback an arrow applies when it hits a mob. */
    private int knockbackStrength;

    public FusewoodArrow(World par1World)
    {
        super(par1World);
        this.renderDistanceWeight = 10.0D;
        this.setSize(0.5F, 0.5F);
    }

    public FusewoodArrow(World par1World, double par2, double par4, double par6)
    {
        super(par1World);
        this.renderDistanceWeight = 10.0D;
        this.setSize(0.5F, 0.5F);
        this.setPosition(par2, par4, par6);
        this.yOffset = 0.0F;
    }

    public FusewoodArrow(World par1World, EntityLivingBase par2EntityLiving, EntityLivingBase par3EntityLiving, float par4, float par5)
    {
        super(par1World);
        this.renderDistanceWeight = 10.0D;
        this.shootingEntity = par2EntityLiving;

        if (par2EntityLiving instanceof EntityPlayer)
        {
            this.canBePickedUp = 1;
        }

        this.posY = par2EntityLiving.posY + par2EntityLiving.getEyeHeight() - 0.10000000149011612D;
        double d0 = par3EntityLiving.posX - par2EntityLiving.posX;
        double d1 = par3EntityLiving.boundingBox.minY + par3EntityLiving.height / 3.0F - this.posY;
        double d2 = par3EntityLiving.posZ - par2EntityLiving.posZ;
        double d3 = MathHelper.sqrt_double(d0 * d0 + d2 * d2);

        if (d3 >= 1.0E-7D)
        {
            float f2 = (float) (Math.atan2(d2, d0) * 180.0D / Math.PI) - 90.0F;
            float f3 = (float) (-(Math.atan2(d1, d3) * 180.0D / Math.PI));
            double d4 = d0 / d3;
            double d5 = d2 / d3;
            this.setLocationAndAngles(par2EntityLiving.posX + d4, this.posY, par2EntityLiving.posZ + d5, f2, f3);
            this.yOffset = 0.0F;
            float f4 = (float) d3 * 0.2F;
            this.setThrowableHeading(d0, d1 + f4, d2, par4, par5);
        }
    }

    public FusewoodArrow(World par1World, EntityLivingBase par2EntityLiving, float par3)
    {
        super(par1World);
        this.renderDistanceWeight = 10.0D;
        this.shootingEntity = par2EntityLiving;

        if (par2EntityLiving instanceof EntityPlayer)
        {
            this.canBePickedUp = 1;
        }

        this.setSize(0.5F, 0.5F);
        this.setLocationAndAngles(par2EntityLiving.posX, par2EntityLiving.posY + par2EntityLiving.getEyeHeight(), par2EntityLiving.posZ, par2EntityLiving.rotationYaw, par2EntityLiving.rotationPitch);
        this.posX -= MathHelper.cos(this.rotationYaw / 180.0F * (float) Math.PI) * 0.16F;
        this.posY -= 0.10000000149011612D;
        this.posZ -= MathHelper.sin(this.rotationYaw / 180.0F * (float) Math.PI) * 0.16F;
        this.setPosition(this.posX, this.posY, this.posZ);
        this.yOffset = 0.0F;
        this.motionX = -MathHelper.sin(this.rotationYaw / 180.0F * (float) Math.PI) * MathHelper.cos(this.rotationPitch / 180.0F * (float) Math.PI);
        this.motionZ = MathHelper.cos(this.rotationYaw / 180.0F * (float) Math.PI) * MathHelper.cos(this.rotationPitch / 180.0F * (float) Math.PI);
        this.motionY = (-MathHelper.sin(this.rotationPitch / 180.0F * (float) Math.PI));
        this.setThrowableHeading(this.motionX, this.motionY, this.motionZ, par3 * 1.5F, 1.0F);
    }

    @Override
    public void entityInit ()
    {
        this.dataWatcher.addObject(16, Byte.valueOf((byte) 0));
    }

    /**
     * Similar to setArrowHeading, it's point the throwable entity to a x, y, z direction.
     */
    @Override
    public void setThrowableHeading (double par1, double par3, double par5, float par7, float par8)
    {
        float f2 = MathHelper.sqrt_double(par1 * par1 + par3 * par3 + par5 * par5);
        par1 /= f2;
        par3 /= f2;
        par5 /= f2;
        par1 += this.rand.nextGaussian() * (this.rand.nextBoolean() ? -1 : 1) * 0.007499999832361937D * par8;
        par3 += this.rand.nextGaussian() * (this.rand.nextBoolean() ? -1 : 1) * 0.007499999832361937D * par8;
        par5 += this.rand.nextGaussian() * (this.rand.nextBoolean() ? -1 : 1) * 0.007499999832361937D * par8;
        par1 *= par7;
        par3 *= par7;
        par5 *= par7;
        this.motionX = par1;
        this.motionY = par3;
        this.motionZ = par5;
        float f3 = MathHelper.sqrt_double(par1 * par1 + par5 * par5);
        this.prevRotationYaw = this.rotationYaw = (float) (Math.atan2(par1, par5) * 180.0D / Math.PI);
        this.prevRotationPitch = this.rotationPitch = (float) (Math.atan2(par3, f3) * 180.0D / Math.PI);
        this.ticksInGround = 0;
    }

    @Override
    @SideOnly(Side.CLIENT)
    /**
     * Sets the position and rotation. Only difference from the other one is no bounding on the rotation. Args: posX,
     * posY, posZ, yaw, pitch
     */
    public void setPositionAndRotation2 (double par1, double par3, double par5, float par7, float par8, int par9)
    {
        this.setPosition(par1, par3, par5);
        this.setRotation(par7, par8);
    }

    @Override
    @SideOnly(Side.CLIENT)
    /**
     * Sets the velocity to the args. Args: x, y, z
     */
    public void setVelocity (double par1, double par3, double par5)
    {
        this.motionX = par1;
        this.motionY = par3;
        this.motionZ = par5;

        if (this.prevRotationPitch == 0.0F && this.prevRotationYaw == 0.0F)
        {
            float f = MathHelper.sqrt_double(par1 * par1 + par5 * par5);
            this.prevRotationYaw = this.rotationYaw = (float) (Math.atan2(par1, par5) * 180.0D / Math.PI);
            this.prevRotationPitch = this.rotationPitch = (float) (Math.atan2(par3, f) * 180.0D / Math.PI);
            this.prevRotationPitch = this.rotationPitch;
            this.prevRotationYaw = this.rotationYaw;
            this.setLocationAndAngles(this.posX, this.posY, this.posZ, this.rotationYaw, this.rotationPitch);
            this.ticksInGround = 0;
        }
    }

    /**
     * Called to update the entity's position/logic.
     */
    @Override
    public void onUpdate ()
    {
        super.onUpdate();

        if (this.prevRotationPitch == 0.0F && this.prevRotationYaw == 0.0F)
        {
            float f = MathHelper.sqrt_double(this.motionX * this.motionX + this.motionZ * this.motionZ);
            this.prevRotationYaw = this.rotationYaw = (float) (Math.atan2(this.motionX, this.motionZ) * 180.0D / Math.PI);
            this.prevRotationPitch = this.rotationPitch = (float) (Math.atan2(this.motionY, f) * 180.0D / Math.PI);
        }

        Block i = this.worldObj.getBlock(this.xTile, this.yTile, this.zTile);

        if (i != null)
        {
            i.setBlockBoundsBasedOnState(this.worldObj, this.xTile, this.yTile, this.zTile);
            AxisAlignedBB axisalignedbb = i.getCollisionBoundingBoxFromPool(this.worldObj, this.xTile, this.yTile, this.zTile);

            if (axisalignedbb != null && axisalignedbb.isVecInside(Vec3.createVectorHelper(this.posX, this.posY, this.posZ)))
            {
                this.inGround = true;
            }
        }

        if (this.arrowShake > 0)
        {
            --this.arrowShake;
        }

        if (this.inGround)
        {
            Block j = this.worldObj.getBlock(this.xTile, this.yTile, this.zTile);
            int k = this.worldObj.getBlockMetadata(this.xTile, this.yTile, this.zTile);

            if (j == this.inTile && k == this.inData)
            {
                ++this.ticksInGround;

                if (this.ticksInGround == 1200)
                {
                    this.setDead();
                }
            }
            else
            {
                this.inGround = false;
                this.motionX *= this.rand.nextFloat() * 0.2F;
                this.motionY *= this.rand.nextFloat() * 0.2F;
                this.motionZ *= this.rand.nextFloat() * 0.2F;
                this.ticksInGround = 0;
                this.ticksInAir = 0;
            }
        }
        else
        {
            ++this.ticksInAir;
            Vec3 vec3 = Vec3.createVectorHelper(this.posX, this.posY, this.posZ);
            Vec3 vec31 = Vec3.createVectorHelper(this.posX + this.motionX, this.posY + this.motionY, this.posZ + this.motionZ);
            // TODO 1.7 May need to call overload with extra params
            MovingObjectPosition movingobjectposition = this.worldObj.rayTraceBlocks(vec3, vec31, false);
            vec3 = Vec3.createVectorHelper(this.posX, this.posY, this.posZ);
            vec31 = Vec3.createVectorHelper(this.posX + this.motionX, this.posY + this.motionY, this.posZ + this.motionZ);

            if (movingobjectposition != null)
            {
                vec31 = Vec3.createVectorHelper(movingobjectposition.hitVec.xCoord, movingobjectposition.hitVec.yCoord, movingobjectposition.hitVec.zCoord);
            }

            Entity entity = null;
            List list = this.worldObj.getEntitiesWithinAABBExcludingEntity(this, this.boundingBox.addCoord(this.motionX, this.motionY, this.motionZ).expand(1.0D, 1.0D, 1.0D));
            double d0 = 0.0D;
            int l;
            float f1;

            for (l = 0; l < list.size(); ++l)
            {
                Entity entity1 = (Entity) list.get(l);

                if (entity1.canBeCollidedWith() && (entity1 != this.shootingEntity || this.ticksInAir >= 5))
                {
                    f1 = 0.3F;
                    AxisAlignedBB axisalignedbb1 = entity1.boundingBox.expand(f1, f1, f1);
                    MovingObjectPosition movingobjectposition1 = axisalignedbb1.calculateIntercept(vec3, vec31);

                    if (movingobjectposition1 != null)
                    {
                        double d1 = vec3.distanceTo(movingobjectposition1.hitVec);

                        if (d1 < d0 || d0 == 0.0D)
                        {
                            entity = entity1;
                            d0 = d1;
                        }
                    }
                }
            }

            if (entity != null)
            {
                movingobjectposition = new MovingObjectPosition(entity);
            }

            if (movingobjectposition != null && movingobjectposition.entityHit != null && movingobjectposition.entityHit instanceof EntityPlayer)
            {
                EntityPlayer entityplayer = (EntityPlayer) movingobjectposition.entityHit;

                if (entityplayer.capabilities.disableDamage || this.shootingEntity instanceof EntityPlayer && !((EntityPlayer) this.shootingEntity).canAttackPlayer(entityplayer))
                {
                    movingobjectposition = null;
                }
            }

            float f2;
            float f3;

            if (movingobjectposition != null)
            {
                if (movingobjectposition.entityHit != null)// && movingobjectposition.entityHit != shootingEntity)
                {
                    if (movingobjectposition.entityHit != shootingEntity)
                    {
                        f2 = MathHelper.sqrt_double(this.motionX * this.motionX + this.motionY * this.motionY + this.motionZ * this.motionZ);
                        int i1 = MathHelper.ceiling_double_int(f2 * this.damage);

                        if (this.getIsCritical())
                        {
                            i1 += this.rand.nextInt(i1 / 2 + 2);
                        }

                        DamageSource damagesource = null;

                        if (this.isBurning() && !(movingobjectposition.entityHit instanceof EntityEnderman))
                        {
                            movingobjectposition.entityHit.setFire(5);
                        }

                        if (this.shootingEntity == null)
                        {
                            damagesource = DamageSource.setExplosionSource(this.worldObj.createExplosion(this, this.posX, this.posY, this.posZ, 1.5f, true));
                        }
                        else
                        {
                            damagesource = DamageSource.setExplosionSource(this.worldObj.createExplosion(this.shootingEntity, this.posX, this.posY, this.posZ, 1.5f, true));
                        }

                        //this.kill();

                        if (movingobjectposition.entityHit.attackEntityFrom(damagesource, i1))
                        {
                            if (movingobjectposition.entityHit instanceof EntityLivingBase)
                            {
                                Entity entityliving = movingobjectposition.entityHit;

                                if (!this.worldObj.isRemote)
                                {
                                    ((EntityLivingBase) entityliving).setArrowCountInEntity(((EntityLivingBase) entityliving).getArrowCountInEntity() + 1);
                                }

                                if (this.knockbackStrength > 0)
                                {
                                    f3 = MathHelper.sqrt_double(this.motionX * this.motionX + this.motionZ * this.motionZ);

                                    if (f3 > 0.0F)
                                    {
                                        movingobjectposition.entityHit.addVelocity(this.motionX * this.knockbackStrength * 0.6000000238418579D / f3, 0.1D, this.motionZ * this.knockbackStrength
                                                * 0.6000000238418579D / f3);
                                    }
                                }

                                if (this.shootingEntity != null)
                                {
                                    // TODO 1.7 last arg is level of enchant (I think), confirm this is correct
                                    Enchantment.thorns.func_151367_b((EntityLivingBase) this.shootingEntity, entityliving, 1);
                                }

                                if (this.shootingEntity != null && movingobjectposition.entityHit != this.shootingEntity && movingobjectposition.entityHit instanceof EntityPlayer
                                        && this.shootingEntity instanceof EntityPlayerMP)
                                {
                                    // TODO 1.7 What is Packet70 now? ((EntityPlayerMP) this.shootingEntity).playerNetServerHandler.sendPacketToPlayer(new Packet70GameEvent(6, 0));
                                }
                            }

                            this.playSound("random.bowhit", 1.0F, 1.2F / (this.rand.nextFloat() * 0.2F + 0.9F));

                            if (!(movingobjectposition.entityHit instanceof EntityEnderman))
                            {
                                this.setDead();
                            }
                        }
                        else
                        {
                            this.motionX *= -0.10000000149011612D;
                            this.motionY *= -0.10000000149011612D;
                            this.motionZ *= -0.10000000149011612D;
                            this.rotationYaw += 180.0F;
                            this.prevRotationYaw += 180.0F;
                            this.ticksInAir = 0;
                        }
                    }
                }
                else
                {
                    this.xTile = movingobjectposition.blockX;
                    this.yTile = movingobjectposition.blockY;
                    this.zTile = movingobjectposition.blockZ;
                    this.inTile = this.worldObj.getBlock(this.xTile, this.yTile, this.zTile);
                    this.inData = this.worldObj.getBlockMetadata(this.xTile, this.yTile, this.zTile);
                    this.motionX = ((float) (movingobjectposition.hitVec.xCoord - this.posX));
                    this.motionY = ((float) (movingobjectposition.hitVec.yCoord - this.posY));
                    this.motionZ = ((float) (movingobjectposition.hitVec.zCoord - this.posZ));
                    f2 = MathHelper.sqrt_double(this.motionX * this.motionX + this.motionY * this.motionY + this.motionZ * this.motionZ);
                    this.posX -= this.motionX / f2 * 0.05000000074505806D;
                    this.posY -= this.motionY / f2 * 0.05000000074505806D;
                    this.posZ -= this.motionZ / f2 * 0.05000000074505806D;
                    this.playSound("random.bowhit", 1.0F, 1.2F / (this.rand.nextFloat() * 0.2F + 0.9F));
                    this.inGround = true;
                    this.arrowShake = 7;
                    this.setIsCritical(false);

                    if (this.inTile != null)
                    {
                        this.inTile.onEntityCollidedWithBlock(this.worldObj, this.xTile, this.yTile, this.zTile, this);
                    }
                }
            }

            if (this.getIsCritical())
            {
                for (l = 0; l < 4; ++l)
                {
                    this.worldObj.spawnParticle("crit", this.posX + this.motionX * l / 4.0D, this.posY + this.motionY * l / 4.0D, this.posZ + this.motionZ * l / 4.0D, -this.motionX,
                            -this.motionY + 0.2D, -this.motionZ);
                }
            }

            this.posX += this.motionX;
            this.posY += this.motionY;
            this.posZ += this.motionZ;
            f2 = MathHelper.sqrt_double(this.motionX * this.motionX + this.motionZ * this.motionZ);
            this.rotationYaw = (float) (Math.atan2(this.motionX, this.motionZ) * 180.0D / Math.PI);

            for (this.rotationPitch = (float) (Math.atan2(this.motionY, f2) * 180.0D / Math.PI); this.rotationPitch - this.prevRotationPitch < -180.0F; this.prevRotationPitch -= 360.0F)
            {
                ;
            }

            while (this.rotationPitch - this.prevRotationPitch >= 180.0F)
            {
                this.prevRotationPitch += 360.0F;
            }

            while (this.rotationYaw - this.prevRotationYaw < -180.0F)
            {
                this.prevRotationYaw -= 360.0F;
            }

            while (this.rotationYaw - this.prevRotationYaw >= 180.0F)
            {
                this.prevRotationYaw += 360.0F;
            }

            this.rotationPitch = this.prevRotationPitch + (this.rotationPitch - this.prevRotationPitch) * 0.2F;
            this.rotationYaw = this.prevRotationYaw + (this.rotationYaw - this.prevRotationYaw) * 0.2F;
            float f4 = 0.99F;
            f1 = 0.05F;

            if (this.isInWater())
            {
                for (int j1 = 0; j1 < 4; ++j1)
                {
                    f3 = 0.25F;
                    this.worldObj.spawnParticle("bubble", this.posX - this.motionX * f3, this.posY - this.motionY * f3, this.posZ - this.motionZ * f3, this.motionX, this.motionY, this.motionZ);
                }

                f4 = 0.8F;
            }

            this.motionX *= f4;
            this.motionY *= f4;
            this.motionZ *= f4;
            this.motionY -= f1;
            this.setPosition(this.posX, this.posY, this.posZ);
            this.func_145775_I(); // doBlockCollisions
        }
    }

    /**
     * (abstract) Protected helper method to write subclass entity data to NBT.
     */
    @Override
    public void writeEntityToNBT (NBTTagCompound par1NBTTagCompound)
    {
        par1NBTTagCompound.setShort("xTile", (short) this.xTile);
        par1NBTTagCompound.setShort("yTile", (short) this.yTile);
        par1NBTTagCompound.setShort("zTile", (short) this.zTile);
        par1NBTTagCompound.setByte("inTile", (byte) Block.getIdFromBlock(this.inTile));
        par1NBTTagCompound.setByte("inData", (byte) this.inData);
        par1NBTTagCompound.setByte("shake", (byte) this.arrowShake);
        par1NBTTagCompound.setByte("inGround", (byte) (this.inGround ? 1 : 0));
        par1NBTTagCompound.setByte("pickup", (byte) this.canBePickedUp);
        par1NBTTagCompound.setDouble("damage", this.damage);
    }

    /**
     * (abstract) Protected helper method to read subclass entity data from NBT.
     */
    @Override
    public void readEntityFromNBT (NBTTagCompound par1NBTTagCompound)
    {
        this.xTile = par1NBTTagCompound.getShort("xTile");
        this.yTile = par1NBTTagCompound.getShort("yTile");
        this.zTile = par1NBTTagCompound.getShort("zTile");
        this.inTile = Block.getBlockById(par1NBTTagCompound.getByte("inTile") & 255);
        this.inData = par1NBTTagCompound.getByte("inData") & 255;
        this.arrowShake = par1NBTTagCompound.getByte("shake") & 255;
        this.inGround = par1NBTTagCompound.getByte("inGround") == 1;

        if (par1NBTTagCompound.hasKey("damage"))
        {
            this.damage = par1NBTTagCompound.getDouble("damage");
        }

        if (par1NBTTagCompound.hasKey("pickup"))
        {
            this.canBePickedUp = par1NBTTagCompound.getByte("pickup");
        }
        else if (par1NBTTagCompound.hasKey("player"))
        {
            this.canBePickedUp = par1NBTTagCompound.getBoolean("player") ? 1 : 0;
        }
    }

    /**
     * Called by a player entity when they collide with an entity
     */
    @Override
    public void onCollideWithPlayer (EntityPlayer par1EntityPlayer)
    {
        if (!this.worldObj.isRemote && this.inGround && this.arrowShake <= 0)
        {
            boolean flag = this.canBePickedUp == 1 || this.canBePickedUp == 2 && par1EntityPlayer.capabilities.isCreativeMode;

            if (this.canBePickedUp == 1 && !par1EntityPlayer.inventory.addItemStackToInventory(new ItemStack(Items.arrow, 1)))
            {
                flag = false;
            }

            if (flag)
            {
                this.playSound("random.pop", 0.2F, ((this.rand.nextFloat() - this.rand.nextFloat()) * 0.7F + 1.0F) * 2.0F);
                par1EntityPlayer.onItemPickup(this, 1);
                this.setDead();
            }
        }
    }

    /**
     * returns if this entity triggers Block.onEntityWalking on the blocks they walk on. used for spiders and wolves to
     * prevent them from trampling crops
     */
    @Override
    public boolean canTriggerWalking ()
    {
        return false;
    }

    @Override
    @SideOnly(Side.CLIENT)
    public float getShadowSize ()
    {
        return 0.0F;
    }

    @Override
    public void setDamage (double par1)
    {
        this.damage = par1;
    }

    @Override
    public double getDamage ()
    {
        return this.damage;
    }

    /**
     * Sets the amount of knockback the arrow applies when it hits a mob.
     */
    @Override
    public void setKnockbackStrength (int par1)
    {
        this.knockbackStrength = par1;
    }

    /**
     * If returns false, the item will not inflict any damage against entities.
     */
    @Override
    public boolean canAttackWithItem ()
    {
        return false;
    }

    /**
     * Whether the arrow has a stream of critical hit particles flying behind it.
     */
    @Override
    public void setIsCritical (boolean par1)
    {
        byte b0 = this.dataWatcher.getWatchableObjectByte(16);

        if (par1)
        {
            this.dataWatcher.updateObject(16, Byte.valueOf((byte) (b0 | 1)));
        }
        else
        {
            this.dataWatcher.updateObject(16, Byte.valueOf((byte) (b0 & -2)));
        }
    }

    /**
     * Whether the arrow has a stream of critical hit particles flying behind it.
     */
    @Override
    public boolean getIsCritical ()
    {
        byte b0 = this.dataWatcher.getWatchableObjectByte(16);
        return (b0 & 1) != 0;
    }
}
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Related Classes of mods.natura.entity.FusewoodArrow

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