Java tutorial
/* * This file is part of Applied Energistics 2. * Copyright (c) 2013 - 2014, AlgorithmX2, All rights reserved. * * Applied Energistics 2 is free software: you can redistribute it and/or modify * it under the terms of the GNU Lesser General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * Applied Energistics 2 is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public License * along with Applied Energistics 2. If not, see <http://www.gnu.org/licenses/lgpl>. */ package appeng.entity; import io.netty.buffer.ByteBuf; import net.minecraft.block.Block; import net.minecraft.block.material.Material; import net.minecraft.block.state.IBlockState; import net.minecraft.entity.Entity; import net.minecraft.entity.EntityLivingBase; import net.minecraft.entity.item.EntityItem; import net.minecraft.entity.item.EntityTNTPrimed; import net.minecraft.init.SoundEvents; import net.minecraft.util.DamageSource; import net.minecraft.util.EnumParticleTypes; import net.minecraft.util.SoundCategory; import net.minecraft.util.math.AxisAlignedBB; import net.minecraft.util.math.BlockPos; import net.minecraft.world.Explosion; import net.minecraft.world.World; import net.minecraftforge.fml.common.registry.IEntityAdditionalSpawnData; import appeng.api.AEApi; import appeng.core.AEConfig; import appeng.core.CommonHelper; import appeng.core.features.AEFeature; import appeng.core.sync.packets.PacketMockExplosion; import appeng.helpers.Reflected; import appeng.util.Platform; public final class EntityTinyTNTPrimed extends EntityTNTPrimed implements IEntityAdditionalSpawnData { private static final float SIZE = .5f; @Reflected public EntityTinyTNTPrimed(final World w) { super(w); this.setSize(SIZE, SIZE); } public EntityTinyTNTPrimed(final World w, final double x, final double y, final double z, final EntityLivingBase igniter) { super(w, x, y, z, igniter); this.setSize(SIZE, SIZE); // this.yOffset = this.height / 2.0F; } /** * Called to update the entity's position/logic. */ @Override public void onUpdate() { this.handleWaterMovement(); this.prevPosX = this.posX; this.prevPosY = this.posY; this.prevPosZ = this.posZ; this.motionY -= 0.03999999910593033D; this.moveEntity(this.motionX, this.motionY, this.motionZ); this.motionX *= 0.9800000190734863D; this.motionY *= 0.9800000190734863D; this.motionZ *= 0.9800000190734863D; if (this.onGround) { this.motionX *= 0.699999988079071D; this.motionZ *= 0.699999988079071D; this.motionY *= -0.5D; } if (this.isInWater() && Platform.isServer()) // put out the fuse. { AEApi.instance().definitions().blocks().tinyTNT().maybeStack(1).ifPresent(tntStack -> { final EntityItem item = new EntityItem(this.worldObj, this.posX, this.posY, this.posZ, tntStack); item.motionX = this.motionX; item.motionY = this.motionY; item.motionZ = this.motionZ; item.prevPosX = this.prevPosX; item.prevPosY = this.prevPosY; item.prevPosZ = this.prevPosZ; this.worldObj.spawnEntityInWorld(item); this.setDead(); }); } if (this.getFuse() <= 0) { this.setDead(); if (!this.worldObj.isRemote) { this.explode(); } } else { this.worldObj.spawnParticle(EnumParticleTypes.SMOKE_NORMAL, this.posX, this.posY, this.posZ, 0.0D, 0.0D, 0.0D); } this.setFuse(getFuse() - 1); } // override :P void explode() { this.worldObj.playSound(null, this.posX, this.posY, this.posZ, SoundEvents.ENTITY_GENERIC_EXPLODE, SoundCategory.BLOCKS, 4.0F, (1.0F + (this.worldObj.rand.nextFloat() - this.worldObj.rand.nextFloat()) * 0.2F) * 32.9F); if (this.isInWater()) { return; } for (final Object e : this.worldObj.getEntitiesWithinAABBExcludingEntity(this, new AxisAlignedBB(this.posX - 1.5, this.posY - 1.5f, this.posZ - 1.5, this.posX + 1.5, this.posY + 1.5, this.posZ + 1.5))) { if (e instanceof Entity) { ((Entity) e).attackEntityFrom(DamageSource.causeExplosionDamage((Explosion) null), 6); } } if (AEConfig.instance().isFeatureEnabled(AEFeature.TINY_TNT_BLOCK_DAMAGE)) { this.posY -= 0.25; final Explosion ex = new Explosion(this.worldObj, this, this.posX, this.posY, this.posZ, 0.2f, false, false); for (int x = (int) (this.posX - 2); x <= this.posX + 2; x++) { for (int y = (int) (this.posY - 2); y <= this.posY + 2; y++) { for (int z = (int) (this.posZ - 2); z <= this.posZ + 2; z++) { final BlockPos point = new BlockPos(x, y, z); final IBlockState state = this.worldObj.getBlockState(point); final Block block = state.getBlock(); if (block != null && !block.isAir(state, this.worldObj, point)) { float strength = (float) (2.3f - (((x + 0.5f) - this.posX) * ((x + 0.5f) - this.posX) + ((y + 0.5f) - this.posY) * ((y + 0.5f) - this.posY) + ((z + 0.5f) - this.posZ) * ((z + 0.5f) - this.posZ))); final float resistance = block.getExplosionResistance(this.worldObj, point, this, ex); strength -= (resistance + 0.3F) * 0.11f; if (strength > 0.01) { if (block.getMaterial(state) != Material.AIR) { if (block.canDropFromExplosion(ex)) { block.dropBlockAsItemWithChance(this.worldObj, point, state, 1.0F / 1.0f, 0); } block.onBlockExploded(this.worldObj, point, ex); } } } } } } } CommonHelper.proxy.sendToAllNearExcept(null, this.posX, this.posY, this.posZ, 64, this.worldObj, new PacketMockExplosion(this.posX, this.posY, this.posZ)); } @Override public void writeSpawnData(final ByteBuf data) { data.writeByte(this.getFuse()); } @Override public void readSpawnData(final ByteBuf data) { this.setFuse(data.readByte()); ; } }