Custom projectile using wrong renderer, and behaving oddly

[humanoidbob99]

I am (obviously) making a mod, and I'm having a few problems.

First, I have created two separate projectiles, one similar to the fireball, called the Laser:

 

 

 

Entity class:

 

 

package humanoidbob99.SciFiMod;

import cpw.mods.fml.relauncher.Side;
import cpw.mods.fml.relauncher.SideOnly;
import java.util.List;

import net.minecraft.enchantment.EnchantmentThorns;
import net.minecraft.entity.Entity;
import net.minecraft.entity.EntityLiving;
import net.minecraft.entity.IProjectile;
import net.minecraft.entity.player.EntityPlayer;
import net.minecraft.entity.player.EntityPlayerMP;
import net.minecraft.nbt.NBTTagCompound;
import net.minecraft.nbt.NBTTagDouble;
import net.minecraft.nbt.NBTTagList;
import net.minecraft.network.packet.Packet70GameEvent;
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;

public class EntityLaser extends Entity
{
    private int xTile = -1;
    private int yTile = -1;
    private int zTile = -1;
    private int inTile = 0;
    private boolean inGround = false;
    public EntityLiving shootingEntity;
    private int ticksAlive;
    private int ticksInAir = 0;
    public double accelerationX;
    public double accelerationY;
    public double accelerationZ;
    private double damage = 2.0D;
    public int type = 0;
    
    public EntityLaser setType(int newType){
       this.type = newType;
       return this;
    }
    
    public double getDamage(){
       return this.damage;
    }
    
    public EntityLaser setDamage(double newDamage){
       this.damage = newDamage;
       return this;
    }

    public EntityLaser(World par1World)
    {
        super(par1World);
        this.setSize(0.5F, 0.5F);
    }

    protected void entityInit() {}

    @SideOnly(Side.CLIENT)

    /**
     * Checks if the entity is in range to render by using the past in distance and comparing it to its average edge
     * length * 64 * renderDistanceWeight Args: distance
     */
    public boolean isInRangeToRenderDist(double par1)
    {
        double d1 = this.boundingBox.getAverageEdgeLength() * 4.0D;
        d1 *= 64.0D;
        return par1 < d1 * d1;
    }

    public EntityLaser(World par1World, double par2, double par4, double par6, double par8, double par10, double par12)
    {
        super(par1World);
        this.setSize(0.5F, 0.5F);
        this.setLocationAndAngles(par2, par4, par6, this.rotationYaw, this.rotationPitch);
        this.setPosition(par2, par4, par6);
        double d6 = (double)MathHelper.sqrt_double(par8 * par8 + par10 * par10 + par12 * par12);
        this.accelerationX = par8 / d6 * 0.1D;
        this.accelerationY = par10 / d6 * 0.1D;
        this.accelerationZ = par12 / d6 * 0.1D;
    }

    public EntityLaser(World par1World, EntityLiving par2EntityLiving, double par3, double par5, double par7)
    {
        super(par1World);
        this.shootingEntity = par2EntityLiving;
        this.setSize(0.5F, 0.5F);
        this.setLocationAndAngles(par2EntityLiving.posX, par2EntityLiving.getEyeHeight(), par2EntityLiving.posZ, par2EntityLiving.rotationYaw, par2EntityLiving.rotationPitch);
        this.setPosition(this.posX, this.posY, this.posZ);
        this.yOffset = 0.0F;
        this.motionX = (double)(-MathHelper.sin(this.rotationYaw / 180.0F * (float)Math.PI) * MathHelper.cos(this.rotationPitch / 180.0F * (float)Math.PI));
        this.motionZ = (double)(MathHelper.cos(this.rotationYaw / 180.0F * (float)Math.PI) * MathHelper.cos(this.rotationPitch / 180.0F * (float)Math.PI));
        this.motionY = (double)(-MathHelper.sin(this.rotationPitch / 180.0F * (float)Math.PI));
        this.accelerationX = 0;
        this.accelerationY = 0;
        this.accelerationZ = 0;
    }

    /**
     * Called to update the entity's position/logic.
     */
    public void onUpdate()
    {
        if (!this.worldObj.isRemote && (this.shootingEntity != null && this.shootingEntity.isDead || !this.worldObj.blockExists((int)this.posX, (int)this.posY, (int)this.posZ)))
        {
            this.setDead();
        }
        else
        {
            super.onUpdate();

            if(++this.ticksAlive >= 100){
               this.setDead();
            }

            Vec3 vec3 = this.worldObj.getWorldVec3Pool().getVecFromPool(this.posX, this.posY, this.posZ);
            Vec3 vec31 = this.worldObj.getWorldVec3Pool().getVecFromPool(this.posX + this.motionX, this.posY + this.motionY, this.posZ + this.motionZ);
            MovingObjectPosition movingobjectposition = this.worldObj.rayTraceBlocks(vec3, vec31);
            vec3 = this.worldObj.getWorldVec3Pool().getVecFromPool(this.posX, this.posY, this.posZ);
            vec31 = this.worldObj.getWorldVec3Pool().getVecFromPool(this.posX + this.motionX, this.posY + this.motionY, this.posZ + this.motionZ);

            if (movingobjectposition != null)
            {
               if(movingobjectposition.entityHit != null){

                    int i1 = MathHelper.ceiling_double_int(this.damage);
                    DamageSource damagesource = null;

                    if (this.shootingEntity == null)
                    {
                        damagesource = SciFiMod.causeLaserDamage(this, this);
                    }
                    else
                    {
                        damagesource = SciFiMod.causeLaserDamage(this, this.shootingEntity);
                    }

                    if (movingobjectposition.entityHit.attackEntityFrom(damagesource, i1)){
                        if (movingobjectposition.entityHit instanceof EntityLiving)
                        {
                            EntityLiving entityliving = (EntityLiving)movingobjectposition.entityHit;
                            
                            if (this.shootingEntity != null)
                            {
                                EnchantmentThorns.func_92096_a(this.shootingEntity, entityliving, this.rand);
                            }
                            
                            if (this.shootingEntity != null && movingobjectposition.entityHit != this.shootingEntity && movingobjectposition.entityHit instanceof EntityPlayer && this.shootingEntity instanceof EntityPlayerMP)
                            {
                                ((EntityPlayerMP)this.shootingEntity).playerNetServerHandler.sendPacketToPlayer(new Packet70GameEvent(6, 0));
                            }
                        }
                    }
               }
                vec31 = this.worldObj.getWorldVec3Pool().getVecFromPool(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;

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

                if (entity1.canBeCollidedWith() && (!entity1.isEntityEqual(this.shootingEntity) || this.ticksInAir >= 25))
                {
                    float f = 0.3F;
                    AxisAlignedBB axisalignedbb = entity1.boundingBox.expand((double)f, (double)f, (double)f);
                    MovingObjectPosition movingobjectposition1 = axisalignedbb.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)
            {
                this.onImpact(movingobjectposition);
            }

            this.posX += this.motionX;
            this.posY += this.motionY;
            this.posZ += this.motionZ;
            float f1 = MathHelper.sqrt_double(this.motionX * this.motionX + this.motionZ * this.motionZ);
            this.rotationYaw = (float)(Math.atan2(this.motionZ, this.motionX) * 180.0D / Math.PI) + 90.0F;

            for (this.rotationPitch = (float)(Math.atan2((double)f1, this.motionY) * 180.0D / Math.PI) - 90.0F; 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 f2 = this.getMotionFactor();

            this.motionX += this.accelerationX;
            this.motionY += this.accelerationY;
            this.motionZ += this.accelerationZ;
            this.motionX *= (double)f2;
            this.motionY *= (double)f2;
            this.motionZ *= (double)f2;
            this.setPosition(this.posX, this.posY, this.posZ);
        }
    }

    /**
     * Return the motion factor for this projectile. The factor is multiplied by the original motion.
     */
    protected float getMotionFactor()
    {
        return 1.0F;
    }

    /**
     * Called when this EntityLaser hits a block or entity.
     */
    protected void onImpact(MovingObjectPosition movingobjectposition) {
   }

    /**
     * (abstract) Protected helper method to write subclass entity data to NBT.
     */
    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)this.inTile);
        par1NBTTagCompound.setByte("inGround", (byte)(this.inGround ? 1 : 0));
        par1NBTTagCompound.setTag("direction", this.newDoubleNBTList(new double[] {this.motionX, this.motionY, this.motionZ}));
    }

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

        if (par1NBTTagCompound.hasKey("direction"))
        {
            NBTTagList nbttaglist = par1NBTTagCompound.getTagList("direction");
            this.motionX = ((NBTTagDouble)nbttaglist.tagAt(0)).data;
            this.motionY = ((NBTTagDouble)nbttaglist.tagAt(1)).data;
            this.motionZ = ((NBTTagDouble)nbttaglist.tagAt(2)).data;
        }
        else
        {
            this.setDead();
        }
    }

    /**
     * Returns true if other Entities should be prevented from moving through this Entity.
     */
    public boolean canBeCollidedWith()
    {
        return true;
    }

    public float getCollisionBorderSize()
    {
        return 1.0F;
    }

    /**
     * Called when the entity is attacked.
     */
    public boolean attackEntityFrom(DamageSource par1DamageSource, int par2)
    {
        if (this.isEntityInvulnerable())
        {
            return false;
        }
        else
        {
            this.setBeenAttacked();

            if (par1DamageSource.getEntity() != null)
            {
                Vec3 vec3 = par1DamageSource.getEntity().getLookVec();

                if (vec3 != null)
                {
                    this.motionX = vec3.xCoord;
                    this.motionY = vec3.yCoord;
                    this.motionZ = vec3.zCoord;
                    this.accelerationX = this.motionX * 0.1D;
                    this.accelerationY = this.motionY * 0.1D;
                    this.accelerationZ = this.motionZ * 0.1D;
                }

                if (par1DamageSource.getEntity() instanceof EntityLiving)
                {
                    this.shootingEntity = (EntityLiving)par1DamageSource.getEntity();
                }

                return true;
            }
            else
            {
                return false;
            }
        }
    }

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

    /**
     * Gets how bright this entity is.
     */
    public float getBrightness(float par1)
    {
        return 1.0F;
    }

    @SideOnly(Side.CLIENT)
    public int getBrightnessForRender(float par1)
    {
        return 15728880;
    }
}

 

Renderer class:

 

 

package humanoidbob99.SciFiMod;

import cpw.mods.fml.relauncher.Side;
import cpw.mods.fml.relauncher.SideOnly;
import net.minecraft.client.renderer.Tessellator;
import net.minecraft.client.renderer.entity.Render;
import net.minecraft.entity.Entity;
import humanoidbob99.SciFiMod.EntityLaser;
import net.minecraft.item.Item;
import net.minecraft.util.Icon;
import org.lwjgl.opengl.GL11;
import org.lwjgl.opengl.GL12;

@SideOnly(Side.CLIENT)
public class RenderLaser extends Render
{

    public void doRenderLaser(EntityLaser par1EntityLaser, double par2, double par4, double par6, float par8, float par9)
    {
        GL11.glPushMatrix();
        GL11.glTranslatef((float)par2, (float)par4, (float)par6);
        GL11.glEnable(GL12.GL_RESCALE_NORMAL);
        float f2 = 0;
        GL11.glScalef(f2 / 1.0F, f2 / 1.0F, f2 / 1.0F);
        Icon icon = SciFiMod.iconItem.getIconFromDamage(par1EntityLaser.type);
        this.loadTexture("/gui/items.png");
        Tessellator tessellator = Tessellator.instance;
        float f3 = icon.getMinU();
        float f4 = icon.getMaxU();
        float f5 = icon.getMinV();
        float f6 = icon.getMaxV();
        float f7 = 1.0F;
        float f8 = 0.5F;
        float f9 = 0.25F;
        GL11.glRotatef(180.0F - this.renderManager.playerViewY, 0.0F, 1.0F, 0.0F);
        GL11.glRotatef(-this.renderManager.playerViewX, 1.0F, 0.0F, 0.0F);
        tessellator.startDrawingQuads();
        tessellator.setNormal(0.0F, 1.0F, 0.0F);
        tessellator.addVertexWithUV((double)(0.0F - f8), (double)(0.0F - f9), 0.0D, (double)f3, (double)f6);
        tessellator.addVertexWithUV((double)(f7 - f8), (double)(0.0F - f9), 0.0D, (double)f4, (double)f6);
        tessellator.addVertexWithUV((double)(f7 - f8), (double)(1.0F - f9), 0.0D, (double)f4, (double)f5);
        tessellator.addVertexWithUV((double)(0.0F - f8), (double)(1.0F - f9), 0.0D, (double)f3, (double)f5);
        tessellator.draw();
        GL11.glDisable(GL12.GL_RESCALE_NORMAL);
        GL11.glPopMatrix();
    }

    /**
     * Actually renders the given argument. This is a synthetic bridge method, always casting down its argument and then
     * handing it off to a worker function which does the actual work. In all probabilty, the class Render is generic
     * (Render<T extends Entity) and this method has signature public void doRender(T entity, double d, double d1,
     * double d2, float f, float f1). But JAD is pre 1.5 so doesn't do that.
     */
    public void doRender(Entity par1Entity, double par2, double par4, double par6, float par8, float par9)
    {
        this.doRenderLaser((EntityLaser)par1Entity, par2, par4, par6, par8, par9);
    }
}

 

and the other similar to a arrow, called Scrith Arrow:

 

 

Entity class:

 

package humanoidbob99.SciFiMod;

import cpw.mods.fml.relauncher.Side;
import cpw.mods.fml.relauncher.SideOnly;
import java.util.List;
import net.minecraft.block.Block;
import net.minecraft.enchantment.EnchantmentThorns;
import net.minecraft.entity.Entity;
import net.minecraft.entity.EntityLiving;
import net.minecraft.entity.IProjectile;
import net.minecraft.entity.player.EntityPlayer;
import net.minecraft.entity.player.EntityPlayerMP;
import net.minecraft.item.Item;
import net.minecraft.item.ItemStack;
import net.minecraft.nbt.NBTTagCompound;
import net.minecraft.network.packet.Packet70GameEvent;
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;

public class EntityArrowScrith extends Entity implements IProjectile
{
    private int xTile = -1;
    private int yTile = -1;
    private int zTile = -1;
    private int inTile = 0;
    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 EntityArrowScrith(World par1World)
    {
        super(par1World);
        this.renderDistanceWeight = 10.0D;
        this.setSize(0.5F, 0.5F);
    }

    public EntityArrowScrith(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 EntityArrowScrith(World par1World, EntityLiving par2EntityLiving, EntityLiving 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 + (double)par2EntityLiving.getEyeHeight() - 0.10000000149011612D;
        double d0 = par3EntityLiving.posX - par2EntityLiving.posX;
        double d1 = par3EntityLiving.boundingBox.minY + (double)(par3EntityLiving.height / 3.0F) - this.posY;
        double d2 = par3EntityLiving.posZ - par2EntityLiving.posZ;
        double d3 = (double)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 + (double)f4, d2, par4, par5);
        }
    }

    public EntityArrowScrith(World par1World, EntityLiving 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 + (double)par2EntityLiving.getEyeHeight(), par2EntityLiving.posZ, par2EntityLiving.rotationYaw, par2EntityLiving.rotationPitch);
        this.posX -= (double)(MathHelper.cos(this.rotationYaw / 180.0F * (float)Math.PI) * 0.16F);
        this.posY -= 0.10000000149011612D;
        this.posZ -= (double)(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 = (double)(-MathHelper.sin(this.rotationYaw / 180.0F * (float)Math.PI) * MathHelper.cos(this.rotationPitch / 180.0F * (float)Math.PI));
        this.motionZ = (double)(MathHelper.cos(this.rotationYaw / 180.0F * (float)Math.PI) * MathHelper.cos(this.rotationPitch / 180.0F * (float)Math.PI));
        this.motionY = (double)(-MathHelper.sin(this.rotationPitch / 180.0F * (float)Math.PI));
        this.setThrowableHeading(this.motionX, this.motionY, this.motionZ, par3 * 1.5F, 1.0F);
    }

    protected 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.
     */
    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 /= (double)f2;
        par3 /= (double)f2;
        par5 /= (double)f2;
        par1 += this.rand.nextGaussian() * (double)(this.rand.nextBoolean() ? -1 : 1) * 0.007499999832361937D * (double)par8;
        par3 += this.rand.nextGaussian() * (double)(this.rand.nextBoolean() ? -1 : 1) * 0.007499999832361937D * (double)par8;
        par5 += this.rand.nextGaussian() * (double)(this.rand.nextBoolean() ? -1 : 1) * 0.007499999832361937D * (double)par8;
        par1 *= (double)par7;
        par3 *= (double)par7;
        par5 *= (double)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, (double)f3) * 180.0D / Math.PI);
        this.ticksInGround = 0;
    }

    @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);
    }

    @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, (double)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.
     */
    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, (double)f) * 180.0D / Math.PI);
        }

        int i = this.worldObj.getBlockId(this.xTile, this.yTile, this.zTile);

        if (i > 0)
        {
            Block.blocksList[i].setBlockBoundsBasedOnState(this.worldObj, this.xTile, this.yTile, this.zTile);
            AxisAlignedBB axisalignedbb = Block.blocksList[i].getCollisionBoundingBoxFromPool(this.worldObj, this.xTile, this.yTile, this.zTile);

            if (axisalignedbb != null && axisalignedbb.isVecInside(this.worldObj.getWorldVec3Pool().getVecFromPool(this.posX, this.posY, this.posZ)))
            {
                this.inGround = true;
            }
        }

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

        if (this.inGround)
        {
            int j = this.worldObj.getBlockId(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 *= (double)(this.rand.nextFloat() * 0.2F);
                this.motionY *= (double)(this.rand.nextFloat() * 0.2F);
                this.motionZ *= (double)(this.rand.nextFloat() * 0.2F);
                this.ticksInGround = 0;
                this.ticksInAir = 0;
            }
        }
        else
        {
            ++this.ticksInAir;
            Vec3 vec3 = this.worldObj.getWorldVec3Pool().getVecFromPool(this.posX, this.posY, this.posZ);
            Vec3 vec31 = this.worldObj.getWorldVec3Pool().getVecFromPool(this.posX + this.motionX, this.posY + this.motionY, this.posZ + this.motionZ);
            MovingObjectPosition movingobjectposition = this.worldObj.rayTraceBlocks_do_do(vec3, vec31, false, true);
            vec3 = this.worldObj.getWorldVec3Pool().getVecFromPool(this.posX, this.posY, this.posZ);
            vec31 = this.worldObj.getWorldVec3Pool().getVecFromPool(this.posX + this.motionX, this.posY + this.motionY, this.posZ + this.motionZ);

            if (movingobjectposition != null)
            {
                vec31 = this.worldObj.getWorldVec3Pool().getVecFromPool(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((double)f1, (double)f1, (double)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).func_96122_a(entityplayer))
                {
                    movingobjectposition = null;
                }
            }

            float f2;
            float f3;

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

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

                    DamageSource damagesource = null;

                    if (this.shootingEntity == null)
                    {
                        damagesource = SciFiMod.causeArrowScrithDamage(this, this);
                    }
                    else
                    {
                        damagesource = SciFiMod.causeArrowScrithDamage(this, this.shootingEntity);
                    }

                    if (this.isBurning())
                    {
                        movingobjectposition.entityHit.setFire(5);
                    }

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

                            if (!this.worldObj.isRemote)
                            {
                                entityliving.setArrowCountInEntity(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 * (double)this.knockbackStrength * 0.6000000238418579D / (double)f3, 0.1D, this.motionZ * (double)this.knockbackStrength * 0.6000000238418579D / (double)f3);
                                }
                            }

                            if (this.shootingEntity != null)
                            {
                                EnchantmentThorns.func_92096_a(this.shootingEntity, entityliving, this.rand);
                            }

                            if (this.shootingEntity != null && movingobjectposition.entityHit != this.shootingEntity && movingobjectposition.entityHit instanceof EntityPlayer && this.shootingEntity instanceof EntityPlayerMP)
                            {
                                ((EntityPlayerMP)this.shootingEntity).playerNetServerHandler.sendPacketToPlayer(new Packet70GameEvent(6, 0));
                            }
                        }

                        this.playSound("newsound.random.fizz", 0.75F,(this.rand.nextFloat()) * 0.2F + 1.5F);

                        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.getBlockId(this.xTile, this.yTile, this.zTile);
                    this.inData = this.worldObj.getBlockMetadata(this.xTile, this.yTile, this.zTile);
                    this.motionX = (double)((float)(movingobjectposition.hitVec.xCoord - this.posX));
                    this.motionY = (double)((float)(movingobjectposition.hitVec.yCoord - this.posY));
                    this.motionZ = (double)((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 / (double)f2 * 0.05000000074505806D;
                    this.posY -= this.motionY / (double)f2 * 0.05000000074505806D;
                    this.posZ -= this.motionZ / (double)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 != 0)
                    {
                        Block.blocksList[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 * (double)l / 4.0D, this.posY + this.motionY * (double)l / 4.0D, this.posZ + this.motionZ * (double)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, (double)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 * (double)f3, this.posY - this.motionY * (double)f3, this.posZ - this.motionZ * (double)f3, this.motionX, this.motionY, this.motionZ);
                }

                f4 = 0.8F;
            }

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

    /**
     * (abstract) Protected helper method to write subclass entity data to NBT.
     */
    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)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.
     */
    public void readEntityFromNBT(NBTTagCompound par1NBTTagCompound)
    {
        this.xTile = par1NBTTagCompound.getShort("xTile");
        this.yTile = par1NBTTagCompound.getShort("yTile");
        this.zTile = par1NBTTagCompound.getShort("zTile");
        this.inTile = 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
     */
    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(SciFiMod.arrowScrith, 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
     */
    protected boolean canTriggerWalking()
    {
        return false;
    }

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

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

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

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

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

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

 

Renderer class:

 

package humanoidbob99.SciFiMod;

import cpw.mods.fml.relauncher.Side;
import cpw.mods.fml.relauncher.SideOnly;
import net.minecraft.client.renderer.Tessellator;
import net.minecraft.client.renderer.entity.Render;
import net.minecraft.entity.Entity;
import humanoidbob99.SciFiMod.EntityArrowScrith;
import net.minecraft.util.MathHelper;
import org.lwjgl.opengl.GL11;
import org.lwjgl.opengl.GL12;

@SideOnly(Side.CLIENT)
public class RenderArrowScrith extends Render
{
    public void renderArrowScrith(EntityArrowScrith par1EntityArrowScrith, double par2, double par4, double par6, float par8, float par9)
    {
        this.loadTexture("/mods/humanoidbob99/SciFiMod/textures/entities/arrowsofscrith.png");
        GL11.glPushMatrix();
        GL11.glTranslatef((float)par2, (float)par4, (float)par6);
        GL11.glRotatef(par1EntityArrowScrith.prevRotationYaw + (par1EntityArrowScrith.rotationYaw - par1EntityArrowScrith.prevRotationYaw) * par9 - 90.0F, 0.0F, 1.0F, 0.0F);
        GL11.glRotatef(par1EntityArrowScrith.prevRotationPitch + (par1EntityArrowScrith.rotationPitch - par1EntityArrowScrith.prevRotationPitch) * par9, 0.0F, 0.0F, 1.0F);
        Tessellator tessellator = Tessellator.instance;
        byte b0 = 0;
        float f2 = 0.0F;
        float f3 = 0.5F;
        float f4 = (float)(0 + b0 * 10) / 32.0F;
        float f5 = (float)(5 + b0 * 10) / 32.0F;
        float f6 = 0.0F;
        float f7 = 0.15625F;
        float f8 = (float)(5 + b0 * 10) / 32.0F;
        float f9 = (float)(10 + b0 * 10) / 32.0F;
        float f10 = 0.05625F;
        GL11.glEnable(GL12.GL_RESCALE_NORMAL);
        float f11 = (float)par1EntityArrowScrith.arrowShake - par9;

        if (f11 > 0.0F)
        {
            float f12 = -MathHelper.sin(f11 * 3.0F) * f11;
            GL11.glRotatef(f12, 0.0F, 0.0F, 1.0F);
        }

        GL11.glRotatef(45.0F, 1.0F, 0.0F, 0.0F);
        GL11.glScalef(f10, f10, f10);
        GL11.glTranslatef(-4.0F, 0.0F, 0.0F);
        GL11.glNormal3f(f10, 0.0F, 0.0F);
        tessellator.startDrawingQuads();
        tessellator.addVertexWithUV(-7.0D, -2.0D, -2.0D, (double)f6, (double)f8);
        tessellator.addVertexWithUV(-7.0D, -2.0D, 2.0D, (double)f7, (double)f8);
        tessellator.addVertexWithUV(-7.0D, 2.0D, 2.0D, (double)f7, (double)f9);
        tessellator.addVertexWithUV(-7.0D, 2.0D, -2.0D, (double)f6, (double)f9);
        tessellator.draw();
        GL11.glNormal3f(-f10, 0.0F, 0.0F);
        tessellator.startDrawingQuads();
        tessellator.addVertexWithUV(-7.0D, 2.0D, -2.0D, (double)f6, (double)f8);
        tessellator.addVertexWithUV(-7.0D, 2.0D, 2.0D, (double)f7, (double)f8);
        tessellator.addVertexWithUV(-7.0D, -2.0D, 2.0D, (double)f7, (double)f9);
        tessellator.addVertexWithUV(-7.0D, -2.0D, -2.0D, (double)f6, (double)f9);
        tessellator.draw();

        for (int i = 0; i < 4; ++i)
        {
            GL11.glRotatef(90.0F, 1.0F, 0.0F, 0.0F);
            GL11.glNormal3f(0.0F, 0.0F, f10);
            tessellator.startDrawingQuads();
            tessellator.addVertexWithUV(-8.0D, -2.0D, 0.0D, (double)f2, (double)f4);
            tessellator.addVertexWithUV(8.0D, -2.0D, 0.0D, (double)f3, (double)f4);
            tessellator.addVertexWithUV(8.0D, 2.0D, 0.0D, (double)f3, (double)f5);
            tessellator.addVertexWithUV(-8.0D, 2.0D, 0.0D, (double)f2, (double)f5);
            tessellator.draw();
        }

        GL11.glDisable(GL12.GL_RESCALE_NORMAL);
        GL11.glPopMatrix();
    }

    /**
     * Actually renders the given argument. This is a synthetic bridge method, always casting down its argument and then
     * handing it off to a worker function which does the actual work. In all probabilty, the class Render is generic
     * (Render<T extends Entity) and this method has signature public void doRender(T entity, double d, double d1,
     * double d2, float f, float f1). But JAD is pre 1.5 so doesn't do that.
     */
    public void doRender(Entity par1Entity, double par2, double par4, double par6, float par8, float par9)
    {
        this.renderArrowScrith((EntityArrowScrith)par1Entity, par2, par4, par6, par8, par9);
    }
}

 

 

The laser, for some reason, renders as a scrith arrow.

Second, the laser is supposed to move in a straight line in the direction the player is looking, and it is being stupid, turning in a random direction and moving mostly horizontally.

Here are my other classes:

 

 

Mod class:

 

package humanoidbob99.SciFiMod;

import humanoidbob99.SciFiMod.client.ClientProxy;
import net.minecraft.block.Block;
import net.minecraft.creativetab.CreativeTabs;
import net.minecraft.entity.Entity;
import net.minecraft.entity.projectile.EntityArrow;
import net.minecraft.item.Item;
import net.minecraft.item.ItemBow;
import net.minecraft.item.ItemStack;
import net.minecraft.src.ModLoader;
import net.minecraft.util.DamageSource;
import net.minecraft.util.EntityDamageSourceIndirect;
import net.minecraftforge.common.MinecraftForge;
import cpw.mods.fml.client.registry.RenderingRegistry;
import cpw.mods.fml.common.Mod;
import cpw.mods.fml.common.Mod.Init;
import cpw.mods.fml.common.Mod.Instance;
import cpw.mods.fml.common.Mod.PostInit;
import cpw.mods.fml.common.Mod.PreInit;
import cpw.mods.fml.common.SidedProxy;
import cpw.mods.fml.common.event.FMLInitializationEvent;
import cpw.mods.fml.common.event.FMLPostInitializationEvent;
import cpw.mods.fml.common.event.FMLPreInitializationEvent;
import cpw.mods.fml.common.network.NetworkMod;
import cpw.mods.fml.common.registry.EntityRegistry;
import cpw.mods.fml.common.registry.GameRegistry;
import cpw.mods.fml.common.registry.LanguageRegistry;

@Mod(modid="SciFiMod", name="SciFiMod", version="0.0.0")
@NetworkMod(clientSideRequired=true, serverSideRequired=false)
public class SciFiMod {

        // The instance of your mod that Forge uses.
        @Instance("SciFiMod")
        public static SciFiMod instance;
        
        public static final Block blockScrith = new BlockScrith(1499).setHardness(50.0F).setResistance(2000.0F).setStepSound(Block.soundMetalFootstep).setCreativeTab(CreativeTabs.tabBlock).setUnlocalizedName("blockScrith");
        
        public static final SciFiModItem scrithDust = (SciFiModItem) new SciFiModItem(21499).setTextureFile(CommonProxy.SCRITHDUST_PNG).setUnlocalizedName("scrithDust").setCreativeTab(CreativeTabs.tabMaterials);
        public static final Item bowScrith = new BowScrith(21500).setUnlocalizedName("bowScrith");
        public static final SciFiModItem scrithWire = (SciFiModItem) new SciFiModItem(21501).setTextureFile(CommonProxy.SCRITHWIRE_PNG).setUnlocalizedName("scrithWire").setCreativeTab(CreativeTabs.tabMaterials);
        public static final SciFiModItem ingotScrith = (SciFiModItem) new SciFiModItem(21502).setTextureFile(CommonProxy.INGOTSCRITH_PNG).setUnlocalizedName("ingotScrith").setCreativeTab(CreativeTabs.tabMaterials);
        public static final SciFiModItem arrowScrith = (SciFiModItem) new SciFiModItem(21503).setTextureFile(CommonProxy.ARROWSCRITH_PNG).setUnlocalizedName("arrowScrith").setCreativeTab(CreativeTabs.tabCombat);
        public static final SciFiModItem redstonePutty = (SciFiModItem) new SciFiModItem(21504).setTextureFile(CommonProxy.REDSTONEPUTTY_PNG).setUnlocalizedName("redstonePutty").setCreativeTab(CreativeTabs.tabMaterials);
        public static final SciFiModItem redstoneShard = (SciFiModItem) new SciFiModItem(21505).setTextureFile(CommonProxy.REDSTONESHARD_PNG).setUnlocalizedName("redstoneShard").setCreativeTab(CreativeTabs.tabCombat);
        public static final SciFiModItem ironFletching = (SciFiModItem) new SciFiModItem(21506).setTextureFile(CommonProxy.IRONFLETCHING_PNG).setUnlocalizedName("ironFletching").setCreativeTab(CreativeTabs.tabCombat);
        public static final SciFiModIconItem iconItem = (SciFiModIconItem) new SciFiModIconItem(21507);
        public static final LaserGun laserGun = (LaserGun) new LaserGun(21508).setUnlocalizedName("laserGun").setCreativeTab(CreativeTabs.tabCombat);
        public static final SciFiModItem depletedRedstonePutty = (SciFiModItem) new SciFiModItem(21509).setTextureFile(CommonProxy.REDSTONEPUTTY_PNG).setUnlocalizedName("depletedRedstonePutty").setCreativeTab(CreativeTabs.tabMaterials);

        public static DamageSource causeArrowScrithDamage(EntityArrowScrith par0EntityArrowScrith, Entity par1Entity)
        {
            return (new EntityDamageSourceIndirect("arrowScrith", par0EntityArrowScrith, par1Entity)).setProjectile();
        }
        public static DamageSource causeLaserDamage(EntityLaser par0EntityLaser, Entity par1Entity)
        {
            return (new EntityDamageSourceIndirect("laser", par0EntityLaser, par1Entity).setExplosion());
        }
        
        // Says where the client and server 'proxy' code is loaded.
        @SidedProxy(clientSide="humanoidbob99.SciFiMod.client.ClientProxy", serverSide="humanoidbob99.SciFiMod.CommonProxy")
        public static ClientProxy proxy;
        
        @PreInit
        public void preInit(FMLPreInitializationEvent event) {
                // Stub Method
        }
        
        @Init
        public void load(FMLInitializationEvent event) {
           LanguageRegistry.addName(blockScrith, "Scrith Block");
           LanguageRegistry.addName(scrithDust, "Scrith Dust");
           LanguageRegistry.addName(bowScrith, "Scrith Bow");
           LanguageRegistry.addName(scrithWire, "Scrith Cord");
           LanguageRegistry.addName(ingotScrith, "Scrith Ingot");
           LanguageRegistry.addName(arrowScrith, "Scrith Arrow");
           LanguageRegistry.addName(redstonePutty, "Redstone Putty");
           LanguageRegistry.addName(redstoneShard, "Redstone Shard");
           LanguageRegistry.addName(ironFletching, "Iron Fletching");
           LanguageRegistry.addName(laserGun, "Laser Gun");
           EntityRegistry.registerModEntity(EntityArrowScrith.class, "arrowScrith", EntityRegistry.findGlobalUniqueEntityId(), this, 64, 1, true);
           EntityRegistry.registerModEntity(EntityLaser.class, "laser", EntityRegistry.findGlobalUniqueEntityId(), this, 64, 1, true);
            proxy.registerRenderers();
            GameRegistry.addRecipe(new ItemStack(arrowScrith,9), new Object[]{"s","b","f",'s',this.redstoneShard,'b',Item.blazeRod,'f',this.ironFletching});
            GameRegistry.addRecipe(new ItemStack(bowScrith), new Object[]{" bw", "b w", " bw",'b',Item.blazeRod,'w',this.ironFletching});
            GameRegistry.addRecipe(new ItemStack(scrithWire,9), new Object[]{"i","i","i",'i',this.ingotScrith});
            GameRegistry.addRecipe(new ItemStack(blockScrith,1), new Object[]{"iii","iii","iii",'i',this.ingotScrith});
            GameRegistry.addRecipe(new ItemStack(ingotScrith,9), new Object[]{"b",'b',this.blockScrith});
            GameRegistry.addRecipe(new ItemStack(redstonePutty,, new Object[]{"rrr", "rbr", "rrr", 'b', Item.bucketWater, 'r', Item.redstone});
            GameRegistry.addRecipe(new ItemStack(laserGun, 1), new Object[]{"ssd", "sgq", 's', this.ingotScrith, 'd', Item.diamond, 'g', Item.lightStoneDust, 'q', Item.netherQuartz});
            GameRegistry.addShapelessRecipe(new ItemStack(scrithDust,4), new Object[]{Block.obsidian,Block.obsidian,Item.diamond,Item.ingotGold,Item.ingotGold,Item.ingotGold,Item.ingotIron,Item.ingotIron,Item.ingotIron});
            GameRegistry.addShapelessRecipe(new ItemStack(ironFletching, 3), new Object[]{Item.ingotIron});
            GameRegistry.addShapelessRecipe(new ItemStack(depletedRedstonePutty, 1), new Object[]{this.redstonePutty, this.laserGun});
            GameRegistry.addSmelting(redstonePutty.itemID, new ItemStack(redstoneShard), 0.0F);
            GameRegistry.registerBlock(blockScrith, "blockScrith");
            MinecraftForge.setBlockHarvestLevel(blockScrith, "BlockScrith", 4);
        }
        
        @PostInit
        public void postInit(FMLPostInitializationEvent event) {
                // Stub Method
        }
}

 

ClientProxy:

 

package humanoidbob99.SciFiMod.client;

import cpw.mods.fml.client.registry.RenderingRegistry;
import net.minecraftforge.client.MinecraftForgeClient;
import humanoidbob99.SciFiMod.CommonProxy;
import humanoidbob99.SciFiMod.EntityArrowScrith;
import humanoidbob99.SciFiMod.EntityLaser;
import humanoidbob99.SciFiMod.RenderArrowScrith;
import humanoidbob99.SciFiMod.RenderLaser;

public class ClientProxy extends CommonProxy {
        
        @Override
        public void registerRenderers() {
           RenderingRegistry.registerEntityRenderingHandler(EntityArrowScrith.class, new RenderArrowScrith());
           RenderingRegistry.registerEntityRenderingHandler(EntityLaser.class, new RenderLaser());
           for(int i = 0; i < scifimodimages.length; i++){
              MinecraftForgeClient.preloadTexture("humanoidbob99/SciFiMod:" + scifimodimages[i]);
           }
        }
        
}

 

CommonProxy:

 

package humanoidbob99.SciFiMod;

public class CommonProxy {
   public static String[] scifimodimages = {"bootsScrith", "bowScrith", "chestplateScrith", "hatchetScrith", "helmetScrith", "hoeScrith",
      "ingotScrith", "leggingsScrith", "pickaxeScrith", "scrithDust", "scrithWire", "shovelScrith", "swordScrith", "bowScrith_pull_0",
      "bowScrith_pull_1", "bowScrith_pull_2", "ironFletching", "redstonePutty", "redstoneShard", "arrowScrith", "blockScrith", "laser0",
      "laser1", "laser2", "laserGun0", "laserGun1", "laserGun2", "laserGun3"};
    public static String BOOTSSCRITH_PNG = "humanoidbob99/SciFiMod:bootsScrith";
    public static String BOWSCRITH_PNG = "humanoidbob99/SciFiMod:bowScrith";
    public static String CHESTPLATESCRITH_PNG = "humanoidbob99/SciFiMod:chestplateScrith";
    public static String HATCHETSCRITH_PNG = "humanoidbob99/SciFiMod:hatchetScrith";
    public static String HELMETSCRITH_PNG = "humanoidbob99/SciFiMod:helmetScrith";
    public static String HOESCRITH_PNG = "humanoidbob99/SciFiMod:hoeScrith";
    public static String INGOTSCRITH_PNG = "humanoidbob99/SciFiMod:ingotScrith";
    public static String LEGGINGSSCRITH_PNG = "humanoidbob99/SciFiMod:leggingsScrith";
    public static String PICKAXESCRITH_PNG = "humanoidbob99/SciFiMod:pickaxeScrith";
    public static String SCRITHDUST_PNG = "humanoidbob99/SciFiMod:scrithDust";
    public static String SCRITHWIRE_PNG = "humanoidbob99/SciFiMod:scrithWire";
    public static String SHOVELSCRITH_PNG = "humanoidbob99/SciFiMod:shovelScrith";
    public static String SWORDSCRITH_PNG = "humanoidbob99/SciFiMod:swordScrith";
    public static String BOWSCRITH_PULL_0 = "humanoidbob99/SciFiMod:bowScrith_pull_0";
    public static String BOWSCRITH_PULL_1 = "humanoidbob99/SciFiMod:bowScrith_pull_1";
    public static String BOWSCRITH_PULL_2 = "humanoidbob99/SciFiMod:bowScrith_pull_2";
    public static String IRONFLETCHING_PNG = "humanoidbob99/SciFiMod:ironFletching";
    public static String REDSTONEPUTTY_PNG = "humanoidbob99/SciFiMod:redstonePutty";
    public static String REDSTONESHARD_PNG = "humanoidbob99/SciFiMod:redstoneShard";
    public static String ARROWSCRITH_PNG = "humanoidbob99/SciFiMod:arrowScrith";
    public static String BLOCKSCRITH_PNG = "humanoidbob99/SciFiMod:blockScrith";
    public static String LASER0_PNG = "humanoidbob99/SciFiMod:laser0";
    public static String LASER1_PNG = "humanoidbob99/SciFiMod:laser1";
    public static String LASER2_PNG = "humanoidbob99/SciFiMod:laser2";
    public static String LASERGUN0_PNG = "humanoidbob99/SciFiMod:laserGun0";
    public static String LASERGUN1_PNG = "humanoidbob99/SciFiMod:laserGun1";
    public static String LASERGUN2_PNG = "humanoidbob99/SciFiMod:laserGun2";
    public static String LASERGUN3_PNG = "humanoidbob99/SciFiMod:laserGun3";
    
    // Client stuff
    public void registerRenderers() {
            // Nothing here as the server doesn't render graphics!
    }
}

 

Laser Gun class:

 

package humanoidbob99.SciFiMod;

import humanoidbob99.SciFiMod.client.ClientProxy;
import humanoidbob99.SciFiMod.EntityLaser;
import cpw.mods.fml.relauncher.Side;
import cpw.mods.fml.relauncher.SideOnly;
import net.minecraft.client.renderer.texture.IconRegister;
import net.minecraft.creativetab.CreativeTabs;
import net.minecraft.enchantment.Enchantment;
import net.minecraft.enchantment.EnchantmentHelper;
import net.minecraft.entity.player.EntityPlayer;
import net.minecraft.entity.projectile.EntityArrow;
import net.minecraft.item.EnumAction;
import net.minecraft.item.Item;
import net.minecraft.item.ItemBow;
import net.minecraft.item.ItemStack;
import net.minecraft.util.Icon;
import net.minecraft.world.World;

import net.minecraftforge.common.MinecraftForge;
import net.minecraftforge.event.entity.player.ArrowLooseEvent;
import net.minecraftforge.event.entity.player.ArrowNockEvent;

public class LaserGun extends Item
{
    public static final String[] laserIconNameArray = new String[] {ClientProxy.LASERGUN0_PNG, ClientProxy.LASERGUN1_PNG, ClientProxy.LASERGUN2_PNG, ClientProxy.LASERGUN3_PNG};
    @SideOnly(Side.CLIENT)
    private Icon[] iconArray;
   private String unlocalizedName;
   private int iconId = 0;

    public LaserGun(int par1)
    {
        super(par1);
        this.maxStackSize = 1;
        this.setMaxDamage(30);
        this.setNoRepair();
        this.setCreativeTab(CreativeTabs.tabCombat);
    }

    public ItemStack onEaten(ItemStack par1ItemStack, World par2World, EntityPlayer par3EntityPlayer)
    {
        return par1ItemStack;
    }

    /**
     * How long it takes to use or consume an item
     */
    public int getMaxItemUseDuration(ItemStack par1ItemStack)
    {
        return 72000;
    }

    /**
     * returns the action that specifies what animation to play when the items is being used
     */
    public EnumAction getItemUseAction(ItemStack par1ItemStack)
    {
        return EnumAction.none;
    }
    /**
     * Called whenever this item is equipped and the right mouse button is pressed. Args: itemStack, world, entityPlayer
     */
    public ItemStack onItemRightClick(ItemStack par1ItemStack, World par2World, EntityPlayer par3EntityPlayer)
    {

        boolean flag = par1ItemStack.getItemDamage() > 0;

        if (flag)
        {

            EntityLaser entityLaser = new EntityLaser(par2World, par3EntityPlayer, 0, 0, 0);
            int laserDamage = (int) par1ItemStack.getItemDamage() / 10 + 3;
            entityLaser.setDamage(laserDamage);
            entityLaser.setType(3 - (30 - par1ItemStack.getItemDamage() + 9) / 10);
            par1ItemStack.damageItem(1, par3EntityPlayer);
            par2World.playSoundAtEntity(par3EntityPlayer, "newsound.fire.ignite", 1.0F, 1.0F / (itemRand.nextFloat() * 0.4F + 1.2F));

            if (!par2World.isRemote)
            {
                par2World.spawnEntityInWorld(entityLaser);
            }
        }

        par3EntityPlayer.setItemInUse(par1ItemStack, this.getMaxItemUseDuration(par1ItemStack));

        return par1ItemStack;
    }

    @SideOnly(Side.CLIENT)
    @Override
    public void registerIcons(IconRegister par1IconRegister)
    {
        this.iconArray = new Icon[laserIconNameArray.length];

        for (int i = 0; i < this.iconArray.length; i++)
        {
            this.iconArray[i] = par1IconRegister.registerIcon(laserIconNameArray[i]);
        }
        this.itemIcon = iconArray[0];
    }
    public LaserGun setUnlocalizedName(String par1Str)
    {
        this.unlocalizedName = par1Str;
        return this;
    }

    @SideOnly(Side.CLIENT)

    /**
     * used to cycle through icons based on their used duration, i.e. for the bow
     */
    public Icon getIconFromDamage(int par5)
    {
       par5 = 30 - par5;
        if(par5 > 20){
           return iconArray[1];
        }
        else if(par5 > 10){
           return iconArray[2];
        }
        else if(par5 > 0){
           return iconArray[3];
        }
        else{
           return iconArray[0];
        }
    }
}

 

I think that's all of the important ones, but if you think of any more classes that are needed here, just tell me.