EntityEnderman.java 文件源码

/**
 * Checks to see if this enderman should be attacking this player
 */
private boolean shouldAttackPlayer(EntityPlayer player)
{
    ItemStack itemstack = player.inventory.armorInventory[3];

    if (itemstack != null && itemstack.getItem() == Item.getItemFromBlock(Blocks.pumpkin))
    {
        return false;
    }
    else
    {
        Vec3 vec3 = player.getLook(1.0F).normalize();
        Vec3 vec31 = new Vec3(this.posX - player.posX, this.getEntityBoundingBox().minY + (double)(this.height / 2.0F) - (player.posY + (double)player.getEyeHeight()), this.posZ - player.posZ);
        double d0 = vec31.lengthVector();
        vec31 = vec31.normalize();
        double d1 = vec3.dotProduct(vec31);
        return d1 > 1.0D - 0.025D / d0 ? player.canEntityBeSeen(this) : false;
    }
}