Files
Wizardry/src/main/java/electroblob/wizardry/entity/construct/EntityBlackHole.java
T
2020-06-13 23:29:01 +01:00

205 lines
7.4 KiB
Java

package electroblob.wizardry.entity.construct;
import electroblob.wizardry.Wizardry;
import electroblob.wizardry.entity.EntityLevitatingBlock;
import electroblob.wizardry.item.ItemArtefact;
import electroblob.wizardry.registry.WizardryItems;
import electroblob.wizardry.registry.WizardrySounds;
import electroblob.wizardry.util.BlockUtils;
import electroblob.wizardry.util.EntityUtils;
import electroblob.wizardry.util.MagicDamage;
import electroblob.wizardry.util.MagicDamage.DamageType;
import net.minecraft.block.Block;
import net.minecraft.block.state.IBlockState;
import net.minecraft.entity.Entity;
import net.minecraft.entity.EntityLivingBase;
import net.minecraft.entity.item.EntityFallingBlock;
import net.minecraft.entity.player.EntityPlayer;
import net.minecraft.entity.player.EntityPlayerMP;
import net.minecraft.nbt.NBTTagCompound;
import net.minecraft.network.play.server.SPacketEntityVelocity;
import net.minecraft.util.DamageSource;
import net.minecraft.util.EnumParticleTypes;
import net.minecraft.util.math.BlockPos;
import net.minecraft.world.World;
import net.minecraftforge.fml.relauncher.Side;
import net.minecraftforge.fml.relauncher.SideOnly;
import java.util.List;
public class EntityBlackHole extends EntityMagicConstruct {
private static final double SUCTION_STRENGTH = 0.075;
/** The maximum number of blocks that can be unhooked each tick, reduces lag from excessive numbers of entities. */
private static final int BLOCK_UNHOOK_LIMIT = 3;
public int[] randomiser;
public int[] randomiser2;
public EntityBlackHole(World world){
super(world);
this.width = 6.0f;
this.height = 3.0f;
randomiser = new int[30];
for(int i = 0; i < randomiser.length; i++){
randomiser[i] = this.rand.nextInt(10);
}
randomiser2 = new int[30];
for(int i = 0; i < randomiser2.length; i++){
randomiser2[i] = this.rand.nextInt(10);
}
}
@Override
protected void readEntityFromNBT(NBTTagCompound nbttagcompound){
super.readEntityFromNBT(nbttagcompound);
randomiser = nbttagcompound.getIntArray("randomiser");
randomiser2 = nbttagcompound.getIntArray("randomiser2");
}
@Override
protected void writeEntityToNBT(NBTTagCompound nbttagcompound){
super.writeEntityToNBT(nbttagcompound);
nbttagcompound.setIntArray("randomiser", randomiser);
nbttagcompound.setIntArray("randomiser2", randomiser2);
}
public void onUpdate(){
super.onUpdate();
// System.out.println("Client side: " + this.world.isRemote + ", Caster: " + this.caster);
// Particle effect. Finishes 40 ticks before the end so the particles disappear at the same time.
if(this.ticksExisted + 40 < this.lifetime){
for(int i = 0; i < 5; i++){
// this.world.spawnParticle(EnumParticleTypes.PORTAL, this.posX + (this.rand.nextDouble() - 0.5D) *
// (double)this.width, this.posY + this.rand.nextDouble() * (double)this.height - 0.75D, this.posZ +
// (this.rand.nextDouble() - 0.5D) * (double)this.width, (this.rand.nextDouble() - 0.5D) * 2.0D,
// -this.rand.nextDouble(), (this.rand.nextDouble() - 0.5D) * 2.0D);
this.world.spawnParticle(EnumParticleTypes.PORTAL, this.posX, this.posY, this.posZ,
(this.rand.nextDouble() - 0.5D) * 4.0D, (this.rand.nextDouble() - 0.5D) * 4.0D - 1,
(this.rand.nextDouble() - 0.5D) * 4.0D);
}
}
if(this.lifetime - this.ticksExisted == 75){
this.playSound(WizardrySounds.ENTITY_BLACK_HOLE_VANISH, 1.5f, 1.0f);
}else if(this.ticksExisted % 80 == 1 && this.ticksExisted + 80 < this.lifetime){
this.playSound(WizardrySounds.ENTITY_BLACK_HOLE_AMBIENT, 1.5f, 1.0f);
}
if(!this.world.isRemote){
double radius = 6; // TODO: Support for spell properties and modifiers
boolean suckInBlocks = getCaster() instanceof EntityPlayer && EntityUtils.canDamageBlocks(getCaster(), world)
&& ItemArtefact.isArtefactActive((EntityPlayer)getCaster(), WizardryItems.charm_black_hole);
if(suckInBlocks){
List<BlockPos> sphere = BlockUtils.getBlockSphere(new BlockPos(this), radius);
int blocksUnhooked = 0;
for(BlockPos pos : sphere){
if(rand.nextInt(Math.max(1, (int)this.getDistanceSq(pos) * 3)) == 0){
if(!BlockUtils.isBlockUnbreakable(world, pos) && !world.isAirBlock(pos)
&& world.isBlockNormalCube(pos, false)){
// Checks that the block above is not solid, since this causes the falling block to vanish.
// && !world.isBlockNormalCube(pos.up(), false)){
EntityFallingBlock fallingBlock = new EntityLevitatingBlock(world, pos.getX() + 0.5,
pos.getY() + 0.5, pos.getZ() + 0.5, world.getBlockState(pos));
// fallingBlock.noClip = true;
fallingBlock.fallTime = 1; // Prevent it from trying to delete the block itself
world.spawnEntity(fallingBlock);
world.setBlockToAir(pos);
if(++blocksUnhooked >= BLOCK_UNHOOK_LIMIT) break; // Lag prevention
}
}
}
}
List<Entity> targets = EntityUtils.getEntitiesWithinRadius(radius, this.posX, this.posY,
this.posZ, this.world, Entity.class);
targets.removeIf(t -> !(t instanceof EntityLivingBase || (suckInBlocks && t instanceof EntityFallingBlock)));
for(Entity target : targets){
if(this.isValidTarget(target)){
// If the target can't be moved, it isn't sucked in but is still damaged if it gets too close
if(!(target instanceof EntityPlayer && ((getCaster() instanceof EntityPlayer && !Wizardry.settings.playersMoveEachOther)
|| ItemArtefact.isArtefactActive((EntityPlayer)target, WizardryItems.amulet_anchoring)))){
EntityUtils.undoGravity(target);
if(target instanceof EntityLevitatingBlock) ((EntityLevitatingBlock)target).suspend();
// Sucks the target in
if(this.posX > target.posX && target.motionX < 1){
target.motionX += SUCTION_STRENGTH;
}else if(this.posX < target.posX && target.motionX > -1){
target.motionX -= SUCTION_STRENGTH;
}
if(this.posY > target.posY && target.motionY < 1){
target.motionY += SUCTION_STRENGTH;
}else if(this.posY < target.posY && target.motionY > -1){
target.motionY -= SUCTION_STRENGTH;
}
if(this.posZ > target.posZ && target.motionZ < 1){
target.motionZ += SUCTION_STRENGTH;
}else if(this.posZ < target.posZ && target.motionZ > -1){
target.motionZ -= SUCTION_STRENGTH;
}
// Player motion is handled on that player's client so needs packets
if(target instanceof EntityPlayerMP){
((EntityPlayerMP)target).connection.sendPacket(new SPacketEntityVelocity(target));
}
}
if(this.getDistance(target) <= 2){
// Damages the target if it is close enough, or destroys it if it's a block
if(target instanceof EntityFallingBlock){
target.playSound(WizardrySounds.ENTITY_BLACK_HOLE_BREAK_BLOCK, 0.5f,
(rand.nextFloat() - rand.nextFloat()) * 0.2f + 1);
IBlockState state = ((EntityFallingBlock)target).getBlock();
if(state != null) world.playEvent(2001, new BlockPos(target), Block.getStateId(state));
target.setDead();
}else{
if(this.getCaster() != null){
target.attackEntityFrom(
MagicDamage.causeIndirectMagicDamage(this, getCaster(), DamageType.MAGIC),
2 * damageMultiplier);
}else{
target.attackEntityFrom(DamageSource.MAGIC, 2 * damageMultiplier);
}
}
}
}
}
}
}
@Override
@SideOnly(Side.CLIENT)
public boolean isInRangeToRenderDist(double distance){
return true;
}
@Override
public boolean shouldRenderInPass(int pass){
return pass == 1;
}
}