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Merge code in new class 'OnDropHeadMob'
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138 changes: 138 additions & 0 deletions
138
...va/org/imesense/dynamicspawncontrol/technical/eventprocessor/primitive/OnDropHeadMob.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,138 @@ | ||
| package org.imesense.dynamicspawncontrol.technical.eventprocessor.primitive; | ||
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|
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| import net.minecraft.enchantment.EnchantmentHelper; | ||
| import net.minecraft.entity.Entity; | ||
| import net.minecraft.entity.EntityLivingBase; | ||
| import net.minecraft.entity.monster.EntityCreeper; | ||
| import net.minecraft.entity.monster.EntitySkeleton; | ||
| import net.minecraft.entity.monster.EntityZombie; | ||
| import net.minecraft.init.Enchantments; | ||
| import net.minecraft.init.Items; | ||
| import net.minecraft.item.ItemStack; | ||
| import net.minecraft.util.math.MathHelper; | ||
| import net.minecraft.world.World; | ||
| import net.minecraftforge.event.entity.living.LivingDeathEvent; | ||
| import net.minecraftforge.fml.common.Mod; | ||
| import net.minecraftforge.fml.common.eventhandler.SubscribeEvent; | ||
| import org.imesense.dynamicspawncontrol.ProjectStructure; | ||
| import org.imesense.dynamicspawncontrol.debug.CodeGenericUtil; | ||
| import org.imesense.dynamicspawncontrol.technical.customlibrary.Log; | ||
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|
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| @Mod.EventBusSubscriber(modid = ProjectStructure.STRUCT_INFO_MOD.MOD_ID) | ||
| public final class OnDropHeadMob | ||
| { | ||
| /** | ||
| * | ||
| */ | ||
| private static boolean instanceExists = false; | ||
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|
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| /** | ||
| * | ||
| */ | ||
| public OnDropHeadMob() | ||
| { | ||
| CodeGenericUtil.printInitClassToLog(this.getClass()); | ||
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|
||
| if (instanceExists) | ||
| { | ||
| Log.writeDataToLogFile(2, String.format("An instance of [%s] already exists!", this.getClass().getSimpleName())); | ||
| throw new RuntimeException(); | ||
| } | ||
|
|
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| instanceExists = true; | ||
| } | ||
|
|
||
| /** | ||
| * | ||
| * @param event | ||
| */ | ||
| @SubscribeEvent | ||
| public synchronized void onEntityDeath(LivingDeathEvent event) | ||
| { | ||
| if (event.getSource().getTrueSource() instanceof EntityLivingBase) | ||
| { | ||
| Entity entity = event.getEntity(); | ||
| EntityLivingBase killer = (EntityLivingBase) event.getSource().getTrueSource(); | ||
|
|
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| if (entity instanceof EntitySkeleton || | ||
| entity instanceof EntityZombie || | ||
| entity instanceof EntityCreeper) | ||
| { | ||
| float dropChance = calculateDropChance(killer); | ||
|
|
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| if (killer.getRNG().nextFloat() < dropChance) | ||
| { | ||
| dropHead((EntityLivingBase) entity, killer.world); | ||
| } | ||
| } | ||
| } | ||
| } | ||
|
|
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| /** | ||
| * | ||
| * @param killer | ||
| * @return | ||
| */ | ||
| private float calculateDropChance(EntityLivingBase killer) | ||
| { | ||
| float baseChance = 0.0f; | ||
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| ItemStack heldItem = killer.getHeldItemMainhand(); | ||
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| if (heldItem.getItem() == Items.WOODEN_SWORD) | ||
| { | ||
| baseChance = 0.05f; | ||
| } | ||
| else if (heldItem.getItem() == Items.STONE_SWORD) | ||
| { | ||
| baseChance = 0.10f; | ||
| } | ||
| else if (heldItem.getItem() == Items.IRON_SWORD) | ||
| { | ||
| baseChance = 0.15f; | ||
| } | ||
| else if (heldItem.getItem() == Items.GOLDEN_SWORD) | ||
| { | ||
| baseChance = 0.20f; | ||
| } | ||
| else if (heldItem.getItem() == Items.DIAMOND_SWORD) | ||
| { | ||
| baseChance = 0.30f; | ||
| } | ||
|
|
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| int smiteLevel = EnchantmentHelper. | ||
| getEnchantmentLevel(Enchantments.SMITE, heldItem); | ||
|
|
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| baseChance += smiteLevel * 0.10f; | ||
|
|
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| return MathHelper.clamp(baseChance, 0.0f, 1.0f); | ||
| } | ||
|
|
||
| /** | ||
| * | ||
| * @param entity | ||
| * @param world | ||
| */ | ||
| private void dropHead(EntityLivingBase entity, World world) | ||
| { | ||
| ItemStack headItem = ItemStack.EMPTY; | ||
|
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| if (entity instanceof EntitySkeleton) | ||
| { | ||
| headItem = new ItemStack(Items.SKULL, 1, 0); | ||
| } | ||
| else if (entity instanceof EntityZombie) | ||
| { | ||
| headItem = new ItemStack(Items.SKULL, 1, 2); | ||
| } | ||
| else if (entity instanceof EntityCreeper) | ||
| { | ||
| headItem = new ItemStack(Items.SKULL, 1, 4); | ||
| } | ||
|
|
||
| if (!headItem.isEmpty()) | ||
| { | ||
| entity.entityDropItem(headItem, 0); | ||
| } | ||
| } | ||
| } |
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