derped wingpack

package net.minecraft.src;
// Decompiled by Jad v1.5.8g. Copyright 2001 Pavel Kouznetsov.
// Jad home page: http://www.kpdus.com/jad.html
// Decompiler options: packimports(3) braces deadcode
import net.minecraft.client.Minecraft;
import org.lwjgl.input.*;

public class mod_Flypack extends BaseMod
{

    public mod_Flypack()
    {
    ModLoader.AddName(wing, "Wing");
    ModLoader.AddName(harness, "Harness");
    ModLoader.AddName(wingPack, "WingPack");
    ModLoader.SetInGameHook(this, true, false);

    }

    public void OnTickInGame(Minecraft minecraft)
    {
    world = minecraft.theWorld;
        EntityPlayerSP entityplayersp = minecraft.thePlayer;
        if(minecraft == null)
        {
            minecraft = ModLoader.getMinecraftInstance();
        }
        if(entityplayersp == null)
        {
            return;
        }
    if(world == null)
    {
        return;

        //System.out.println("world Null");
    }
    timeA = world.getWorldTime();
        ItemStack itemstack1 = ((EntityPlayer) (entityplayersp)).inventory.armorInventory[2];
    if(itemstack1 == null)
    {
        return;
    }
    if(itemstack1.itemID == wingPack.shiftedIndex)
    {
        if(Keyboard.isKeyDown(57))
        {

        if(!timeSet)
        {
            boolean keyA = Keyboard.isKeyDown(16);
            boolean keyB = Keyboard.isKeyDown(18);
            if(keyA){timeB = world.getWorldTime() + 10L;}
            else if(!keyA&&keyB){timeB = world.getWorldTime() + 20L;}
            else{timeB = world.getWorldTime() + 15L;}
            timeSet = !timeSet;
            //System.out.println(timeB);

        }
        }
        if(timeA >= timeB&&timeSet)
        {
        entityplayersp.motionY = 1.0D;
        timeSet = !timeSet;
        }
        if(entityplayersp.fallDistance > 0.0F)
            {
        entityplayersp.motionY *= 0.8;
        entityplayersp.moveForward = 0.9F;
        entityplayersp.fallDistance = 1.0F;
        }

        if(itemstack1.stackSize == 0)
        {
        ((EntityPlayer) (entityplayersp)).inventory.armorInventory[2] = new ItemStack(harness);
        }

        return;
    } else
    {
        return;
    }
    }
    public String Version()
    {
        return "1.3_01";
    }

    public void AddRecipes(CraftingManager craftingmanager)
    {
        craftingmanager.addRecipe(new ItemStack(wing, 1), new Object[] {
            "###","XXX","XXX", Character.valueOf('X'), Item.feather, Character.valueOf('#'), Item.ingotIron
        });
    craftingmanager.addRecipe(new ItemStack(harness, 1), new Object[] {
            "XXX","###","XXX", Character.valueOf('X'), Item.leather, Character.valueOf('#'), Item.ingotIron
        });
    craftingmanager.addRecipe(new ItemStack(wingPack, 1), new Object[] {
            "#X#", Character.valueOf('X'), mod_Flypack.harness, Character.valueOf('#'), mod_Flypack.wing
        });
    }
    public boolean timeSet = false;
    public long timeA = 1L;
    public long timeB = 2L;
    protected World world;
    public static int wingPackA = ModLoader.AddArmor("wingpack");
    public static Item wing = new Item(4201).setIconIndex(ModLoader.addOverride("/gui/items.png", "/gui/wing.png")).setItemName("wing");
    public static Item harness = new ItemArmor(4202, 0, ModLoader.AddArmor("wingpack"), 1).setIconIndex(ModLoader.addOverride("/gui/items.png", "/gui/harness.png")).setItemName("harness");
    public static Item wingPack = new ItemArmor(4203, 0, ModLoader.AddArmor("wingpack"), 1).setIconIndex(ModLoader.addOverride("/gui/items.png", "/gui/wingPack.png")).setItemName("wingpack");
    static
    {

    }
}


//My ModelWings
package net.minecraft.src;
// Decompiled by Jad v1.5.8g. Copyright 2001 Pavel Kouznetsov.
// Jad home page: http://www.kpdus.com/jad.html
// Decompiler options: packimports(3) braces deadcode


public class ModelWings extends ModelBase
{

    public ModelWings()
    {
        rightWing = new ModelRenderer(0,0);
        rightWing.addBox(0.0F, 16F, -3F, 0, 32, 32);

        leftWing = new ModelRenderer(0,0);
        leftWing.addBox(0F, 16F, -3F, 0, 32, 32);
        rightWing.rotateAngleY = 0.7853982F;
        leftWing.rotateAngleY = -0.7853982F;
    }
    public void renderWings(float f)
    {
    rightWing.render(f);
        leftWing.render(f);
    }
    public void render(float f, float f1, float f2, float f3, float f4, float f5)
    {
        setRotationAngles(f, f1, f2, f3, f4, f5);
        rightWing.render(f5);
        leftWing.render(f5);
    }

    public void setRotationAngles(float f, float f1, float f2, float f3, float f4, float f5)
    {
        //rightWing.rotateAngleY = 0.7853982F;
        //leftWing.rotateAngleY = -0.7853982F;
    }

    public ModelRenderer rightWing;
    public ModelRenderer leftWing;
}

//code I put into RenderPlayer.RenderPlayer()
    modelwings = new ModelWings();

//code I put into RenderPlayer.renderSpecials()
    ItemStack itemstack2 = entityplayer.inventory.armorItemInSlot(0);
        if(itemstack2 != null && itemstack2.getItem().shiftedIndex < mod_Flypack.wingPack.shiftedIndex)
        {
            GL11.glPushMatrix();
            GL11.glTranslatef(0.0F, 0.0F, 0.125F);
            double d = (entityplayer.field_20066_r + (entityplayer.field_20063_u - entityplayer.field_20066_r) * (double)f) - (entityplayer.prevPosX + (entityplayer.posX - entityplayer.prevPosX) * (double)f);
            double d1 = (entityplayer.field_20065_s + (entityplayer.field_20062_v - entityplayer.field_20065_s) * (double)f) - (entityplayer.prevPosY + (entityplayer.posY - entityplayer.prevPosY) * (double)f);
            double d2 = (entityplayer.field_20064_t + (entityplayer.field_20061_w - entityplayer.field_20064_t) * (double)f) - (entityplayer.prevPosZ + (entityplayer.posZ - entityplayer.prevPosZ) * (double)f);
            float f8 = entityplayer.prevRenderYawOffset + (entityplayer.renderYawOffset - entityplayer.prevRenderYawOffset) * f;
            double d3 = MathHelper.sin((f8 * 3.141593F) / 180F);
            double d4 = -MathHelper.cos((f8 * 3.141593F) / 180F);
            float f9 = (float)d1 * 10F;
            if(f9 < -6F)
            {
                f9 = -6F;
            }
            if(f9 > 32F)
            {
                f9 = 32F;
            }
            float f10 = (float)(d * d3 + d2 * d4) * 100F;
            float f11 = (float)(d * d4 - d2 * d3) * 100F;
            if(f10 < 0.0F)
            {
                f10 = 0.0F;
            }
            GL11.glRotatef(6F + f10 / 2.0F + f9, 1.0F, 0.0F, 0.0F);
            GL11.glRotatef(f11 / 2.0F, 0.0F, 0.0F, 1.0F);
            GL11.glRotatef(-f11 / 2.0F, 0.0F, 1.0F, 0.0F);
            GL11.glRotatef(180F, 0.0F, 1.0F, 0.0F);
        loadTexture("/item/wingTexture.png");
            modelwings.renderWings(0.0625F);
            GL11.glPopMatrix();
        }

//THE ERROR LOG

Mods loaded: 4
ModLoader Beta 1.3_01v5
mod_bed 1.3_01
mod_Camera Beta 1.3_01
mod_carBase 1.3_01

      Minecraft has crashed!
      ----------------------

Minecraft has stopped running because it encountered a problem.

If you wish to report this, please copy this entire text and email it to support@mojang.com.
Please include a description of what you did when the error occured.



--- BEGIN ERROR REPORT 88c82dd0 --------
Generated 3/27/11 3:31 PM

Minecraft: Minecraft Beta 1.3_01
OS: Windows XP (x86) version 5.1
Java: 1.6.0_24, Sun Microsystems Inc.
VM: Java HotSpot(TM) Client VM (mixed mode), Sun Microsystems Inc.
LWJGL: 2.4.2
OpenGL: Intel 945GM version 1.4.0 - Build 7.14.10.4926, Intel

java.lang.ExceptionInInitializerError
    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source)
    at java.lang.reflect.Constructor.newInstance(Unknown Source)
    at java.lang.Class.newInstance0(Unknown Source)
    at java.lang.Class.newInstance(Unknown Source)
    at ModLoader.addMod(ModLoader.java:165)
    at ModLoader.readFromClassPath(ModLoader.java:649)
    at ModLoader.init(ModLoader.java:520)
    at ModLoader.AddAllRenderers(ModLoader.java:87)
    at pd.<init>(pd.java:55)
    at pd.<clinit>(pd.java:8)
    at net.minecraft.client.Minecraft.a(Minecraft.java:128)
    at net.minecraft.client.Minecraft.run(Minecraft.java:417)
    at java.lang.Thread.run(Unknown Source)
Caused by: java.lang.NullPointerException
    at sun.reflect.UnsafeFieldAccessorImpl.ensureObj(Unknown Source)
    at sun.reflect.UnsafeObjectFieldAccessorImpl.get(Unknown Source)
    at java.lang.reflect.Field.get(Unknown Source)
    at ModLoader.AddArmor(ModLoader.java:111)
    at mod_Flypack.<clinit>(mod_Flypack.java:106)
    ... 15 more
--- END ERROR REPORT bc56a876 ----------