    001    package net.minecraft.src;
    002
    003    public class EntitySlime extends EntityLiving implements IMob
    004    {
    005        public float field_70813_a;
    006        public float field_70811_b;
    007        public float field_70812_c;
    008
    009        /** the time between each jump of the slime */
    010        private int slimeJumpDelay = 0;
    011
    012        public EntitySlime(World par1World)
    013        {
    014            super(par1World);
    015            this.texture = "/mob/slime.png";
    016            int var2 = 1 << this.rand.nextInt(3);
    017            this.yOffset = 0.0F;
    018            this.slimeJumpDelay = this.rand.nextInt(20) + 10;
    019            this.setSlimeSize(var2);
    020        }
    021
    022        protected void entityInit()
    023        {
    024            super.entityInit();
    025            this.dataWatcher.addObject(16, new Byte((byte)1));
    026        }
    027
    028        public void setSlimeSize(int par1)
    029        {
    030            this.dataWatcher.updateObject(16, new Byte((byte)par1));
    031            this.setSize(0.6F * (float)par1, 0.6F * (float)par1);
    032            this.setPosition(this.posX, this.posY, this.posZ);
    033            this.setEntityHealth(this.getMaxHealth());
    034            this.experienceValue = par1;
    035        }
    036
    037        public int getMaxHealth()
    038        {
    039            int var1 = this.getSlimeSize();
    040            return var1 * var1;
    041        }
    042
    043        /**
    044         * Returns the size of the slime.
    045         */
    046        public int getSlimeSize()
    047        {
    048            return this.dataWatcher.getWatchableObjectByte(16);
    049        }
    050
    051        /**
    052         * (abstract) Protected helper method to write subclass entity data to NBT.
    053         */
    054        public void writeEntityToNBT(NBTTagCompound par1NBTTagCompound)
    055        {
    056            super.writeEntityToNBT(par1NBTTagCompound);
    057            par1NBTTagCompound.setInteger("Size", this.getSlimeSize() - 1);
    058        }
    059
    060        /**
    061         * (abstract) Protected helper method to read subclass entity data from NBT.
    062         */
    063        public void readEntityFromNBT(NBTTagCompound par1NBTTagCompound)
    064        {
    065            super.readEntityFromNBT(par1NBTTagCompound);
    066            this.setSlimeSize(par1NBTTagCompound.getInteger("Size") + 1);
    067        }
    068
    069        /**
    070         * Returns the name of a particle effect that may be randomly created by EntitySlime.onUpdate()
    071         */
    072        protected String getSlimeParticle()
    073        {
    074            return "slime";
    075        }
    076
    077        /**
    078         * Returns the name of the sound played when the slime jumps.
    079         */
    080        protected String getJumpSound()
    081        {
    082            return "mob.slime." + (this.getSlimeSize() > 1 ? "big" : "small");
    083        }
    084
    085        /**
    086         * Called to update the entity's position/logic.
    087         */
    088        public void onUpdate()
    089        {
    090            if (!this.worldObj.isRemote && this.worldObj.difficultySetting == 0 && this.getSlimeSize() > 0)
    091            {
    092                this.isDead = true;
    093            }
    094
    095            this.field_70811_b += (this.field_70813_a - this.field_70811_b) * 0.5F;
    096            this.field_70812_c = this.field_70811_b;
    097            boolean var1 = this.onGround;
    098            super.onUpdate();
    099
    100            if (this.onGround && !var1)
    101            {
    102                int var2 = this.getSlimeSize();
    103
    104                for (int var3 = 0; var3 < var2 * 8; ++var3)
    105                {
    106                    float var4 = this.rand.nextFloat() * (float)Math.PI * 2.0F;
    107                    float var5 = this.rand.nextFloat() * 0.5F + 0.5F;
    108                    float var6 = MathHelper.sin(var4) * (float)var2 * 0.5F * var5;
    109                    float var7 = MathHelper.cos(var4) * (float)var2 * 0.5F * var5;
    110                    this.worldObj.spawnParticle(this.getSlimeParticle(), this.posX + (double)var6, this.boundingBox.minY, this.posZ + (double)var7, 0.0D, 0.0D, 0.0D);
    111                }
    112
    113                if (this.makesSoundOnLand())
    114                {
    115                    this.worldObj.playSoundAtEntity(this, this.getJumpSound(), this.getSoundVolume(), ((this.rand.nextFloat() - this.rand.nextFloat()) * 0.2F + 1.0F) / 0.8F);
    116                }
    117
    118                this.field_70813_a = -0.5F;
    119            }
    120            else if (!this.onGround && var1)
    121            {
    122                this.field_70813_a = 1.0F;
    123            }
    124
    125            this.func_70808_l();
    126        }
    127
    128        protected void updateEntityActionState()
    129        {
    130            this.despawnEntity();
    131            EntityPlayer var1 = this.worldObj.getClosestVulnerablePlayerToEntity(this, 16.0D);
    132
    133            if (var1 != null)
    134            {
    135                this.faceEntity(var1, 10.0F, 20.0F);
    136            }
    137
    138            if (this.onGround && this.slimeJumpDelay-- <= 0)
    139            {
    140                this.slimeJumpDelay = this.getJumpDelay();
    141
    142                if (var1 != null)
    143                {
    144                    this.slimeJumpDelay /= 3;
    145                }
    146
    147                this.isJumping = true;
    148
    149                if (this.makesSoundOnJump())
    150                {
    151                    this.worldObj.playSoundAtEntity(this, this.getJumpSound(), this.getSoundVolume(), ((this.rand.nextFloat() - this.rand.nextFloat()) * 0.2F + 1.0F) * 0.8F);
    152                }
    153
    154                this.moveStrafing = 1.0F - this.rand.nextFloat() * 2.0F;
    155                this.moveForward = (float)(1 * this.getSlimeSize());
    156            }
    157            else
    158            {
    159                this.isJumping = false;
    160
    161                if (this.onGround)
    162                {
    163                    this.moveStrafing = this.moveForward = 0.0F;
    164                }
    165            }
    166        }
    167
    168        protected void func_70808_l()
    169        {
    170            this.field_70813_a *= 0.6F;
    171        }
    172
    173        /**
    174         * Gets the amount of time the slime needs to wait between jumps.
    175         */
    176        protected int getJumpDelay()
    177        {
    178            return this.rand.nextInt(20) + 10;
    179        }
    180
    181        protected EntitySlime createInstance()
    182        {
    183            return new EntitySlime(this.worldObj);
    184        }
    185
    186        /**
    187         * Will get destroyed next tick.
    188         */
    189        public void setDead()
    190        {
    191            int var1 = this.getSlimeSize();
    192
    193            if (!this.worldObj.isRemote && var1 > 1 && this.getHealth() <= 0)
    194            {
    195                int var2 = 2 + this.rand.nextInt(3);
    196
    197                for (int var3 = 0; var3 < var2; ++var3)
    198                {
    199                    float var4 = ((float)(var3 % 2) - 0.5F) * (float)var1 / 4.0F;
    200                    float var5 = ((float)(var3 / 2) - 0.5F) * (float)var1 / 4.0F;
    201                    EntitySlime var6 = this.createInstance();
    202                    var6.setSlimeSize(var1 / 2);
    203                    var6.setLocationAndAngles(this.posX + (double)var4, this.posY + 0.5D, this.posZ + (double)var5, this.rand.nextFloat() * 360.0F, 0.0F);
    204                    this.worldObj.spawnEntityInWorld(var6);
    205                }
    206            }
    207
    208            super.setDead();
    209        }
    210
    211        /**
    212         * Called by a player entity when they collide with an entity
    213         */
    214        public void onCollideWithPlayer(EntityPlayer par1EntityPlayer)
    215        {
    216            if (this.canDamagePlayer())
    217            {
    218                int var2 = this.getSlimeSize();
    219
    220                if (this.canEntityBeSeen(par1EntityPlayer) && this.getDistanceSqToEntity(par1EntityPlayer) < 0.6D * (double)var2 * 0.6D * (double)var2 && par1EntityPlayer.attackEntityFrom(DamageSource.causeMobDamage(this), this.getAttackStrength()))
    221                {
    222                    this.worldObj.playSoundAtEntity(this, "mob.attack", 1.0F, (this.rand.nextFloat() - this.rand.nextFloat()) * 0.2F + 1.0F);
    223                }
    224            }
    225        }
    226
    227        /**
    228         * Indicates weather the slime is able to damage the player (based upon the slime's size)
    229         */
    230        protected boolean canDamagePlayer()
    231        {
    232            return this.getSlimeSize() > 1;
    233        }
    234
    235        /**
    236         * Gets the amount of damage dealt to the player when "attacked" by the slime.
    237         */
    238        protected int getAttackStrength()
    239        {
    240            return this.getSlimeSize();
    241        }
    242
    243        /**
    244         * Returns the sound this mob makes when it is hurt.
    245         */
    246        protected String getHurtSound()
    247        {
    248            return "mob.slime." + (this.getSlimeSize() > 1 ? "big" : "small");
    249        }
    250
    251        /**
    252         * Returns the sound this mob makes on death.
    253         */
    254        protected String getDeathSound()
    255        {
    256            return "mob.slime." + (this.getSlimeSize() > 1 ? "big" : "small");
    257        }
    258
    259        /**
    260         * Returns the item ID for the item the mob drops on death.
    261         */
    262        protected int getDropItemId()
    263        {
    264            return this.getSlimeSize() == 1 ? Item.slimeBall.shiftedIndex : 0;
    265        }
    266
    267        /**
    268         * Checks if the entity's current position is a valid location to spawn this entity.
    269         */
    270        public boolean getCanSpawnHere()
    271        {
    272            Chunk var1 = this.worldObj.getChunkFromBlockCoords(MathHelper.floor_double(this.posX), MathHelper.floor_double(this.posZ));
    273
    274            if (this.worldObj.getWorldInfo().getTerrainType().handleSlimeSpawnReduction(rand, worldObj))
    275            {
    276                return false;
    277            }
    278            else
    279            {
    280                if (this.getSlimeSize() == 1 || this.worldObj.difficultySetting > 0)
    281                {
    282                    if (this.worldObj.getBiomeGenForCoords(MathHelper.floor_double(this.posX), MathHelper.floor_double(this.posZ)) == BiomeGenBase.swampland && this.posY > 50.0D && this.posY < 70.0D && this.worldObj.getBlockLightValue(MathHelper.floor_double(this.posX), MathHelper.floor_double(this.posY), MathHelper.floor_double(this.posZ)) <= this.rand.nextInt(8))
    283                    {
    284                        return super.getCanSpawnHere();
    285                    }
    286
    287                    if (this.rand.nextInt(10) == 0 && var1.getRandomWithSeed(987234911L).nextInt(10) == 0 && this.posY < 40.0D)
    288                    {
    289                        return super.getCanSpawnHere();
    290                    }
    291                }
    292
    293                return false;
    294            }
    295        }
    296
    297        /**
    298         * Returns the volume for the sounds this mob makes.
    299         */
    300        protected float getSoundVolume()
    301        {
    302            return 0.4F * (float)this.getSlimeSize();
    303        }
    304
    305        /**
    306         * The speed it takes to move the entityliving's rotationPitch through the faceEntity method. This is only currently
    307         * use in wolves.
    308         */
    309        public int getVerticalFaceSpeed()
    310        {
    311            return 0;
    312        }
    313
    314        /**
    315         * Returns true if the slime makes a sound when it jumps (based upon the slime's size)
    316         */
    317        protected boolean makesSoundOnJump()
    318        {
    319            return this.getSlimeSize() > 0;
    320        }
    321
    322        /**
    323         * Returns true if the slime makes a sound when it lands after a jump (based upon the slime's size)
    324         */
    325        protected boolean makesSoundOnLand()
    326        {
    327            return this.getSlimeSize() > 2;
    328        }
    329    }