Parity changes with newest 1.21 updates (laser deletion when entering unloaded chunks)

Took 13 minutes

Author: x3rdev

src/main/java/com/github/x3r/mekanism_turrets/MekanismTurrets.java

@@ -2,6 +2,7 @@
 
 import com.github.x3r.mekanism_turrets.common.block_entity.LaserTurretBlockEntity;
 import com.github.x3r.mekanism_turrets.common.block_entity.LaserTurretTier;
+import com.github.x3r.mekanism_turrets.common.entity.LaserEntity;
 import com.github.x3r.mekanism_turrets.common.packet.MekanismTurretsPacketHandler;
 import com.github.x3r.mekanism_turrets.common.registry.*;
 import com.mojang.logging.LogUtils;
@@ -40,6 +41,7 @@ public MekanismTurrets() {
 
         modEventBus.addListener(this::loadConfig);
         MekanismTurretsPacketHandler.registerPackets();
+        forgeBus.addListener(LaserEntity::enterChunk);
 
         registerDataTickets();
     }

src/main/java/com/github/x3r/mekanism_turrets/common/block/LaserTurretBlock.java

@@ -3,19 +3,14 @@
 import com.github.x3r.mekanism_turrets.common.block_entity.LaserTurretBlockEntity;
 import mekanism.common.block.prefab.BlockTile;
 import mekanism.common.content.blocktype.BlockTypeTile;
-import mekanism.common.content.blocktype.Machine;
 import mekanism.common.resource.BlockResourceInfo;
 import mekanism.common.tile.base.WrenchResult;
-import mekanism.common.util.EnumUtils;
-import mekanism.common.util.VoxelShapeUtils;
 import mekanism.common.util.WorldUtils;
 import net.minecraft.core.BlockPos;
 import net.minecraft.core.Direction;
-import net.minecraft.server.level.ServerLevel;
 import net.minecraft.world.InteractionHand;
 import net.minecraft.world.InteractionResult;
 import net.minecraft.world.entity.player.Player;
-import net.minecraft.world.item.ItemStack;
 import net.minecraft.world.item.context.BlockPlaceContext;
 import net.minecraft.world.level.BlockGetter;
 import net.minecraft.world.level.Level;
@@ -25,10 +20,8 @@
 import net.minecraft.world.level.block.Rotation;
 import net.minecraft.world.level.block.state.BlockState;
 import net.minecraft.world.level.block.state.StateDefinition;
-import net.minecraft.world.level.block.state.properties.AttachFace;
 import net.minecraft.world.level.block.state.properties.BlockStateProperties;
 import net.minecraft.world.level.block.state.properties.DirectionProperty;
-import net.minecraft.world.level.block.state.properties.EnumProperty;
 import net.minecraft.world.phys.AABB;
 import net.minecraft.world.phys.BlockHitResult;
 import net.minecraft.world.phys.shapes.BooleanOp;

src/main/java/com/github/x3r/mekanism_turrets/common/entity/LaserEntity.java

@@ -3,6 +3,8 @@
 import com.github.x3r.mekanism_turrets.common.block.LaserTurretBlock;
 import com.github.x3r.mekanism_turrets.common.registry.DamageTypeRegistry;
 import com.github.x3r.mekanism_turrets.common.registry.EntityRegistry;
+import net.minecraft.core.SectionPos;
+import net.minecraft.server.level.ServerLevel;
 import net.minecraft.world.entity.EntityType;
 import net.minecraft.world.entity.projectile.Projectile;
 import net.minecraft.world.entity.projectile.ProjectileUtil;
@@ -12,6 +14,8 @@
 import net.minecraft.world.phys.EntityHitResult;
 import net.minecraft.world.phys.HitResult;
 import net.minecraft.world.phys.Vec3;
+import net.minecraftforge.event.entity.EntityEvent;
+import net.minecraftforge.eventbus.api.SubscribeEvent;
 
 public class LaserEntity extends Projectile {
 
@@ -32,17 +36,22 @@ public LaserEntity(Level pLevel, Vec3 pos, double damage) {
     public void tick() {
         super.tick();
         if(!level().isClientSide()) {
+            if (lifeTime++ > 10 * 20) {
+                this.discard();
+                return;
+            }
+            if(this.position().y > level().getMaxBuildHeight()+100) {
+                this.discard();
+                return;
+            }
             HitResult hitResult = ProjectileUtil.getHitResultOnMoveVector(this, this::canHitEntity);
             if(hitResult.getType().equals(HitResult.Type.BLOCK)) {
                 onHitBlock((BlockHitResult) hitResult);
             }
             level().getEntities(this, getBoundingBox().inflate(0.5)).forEach(entity -> {
                 entity.hurt(new DamageTypeRegistry(level().registryAccess()).laser(), (float) this.damage);
             });
-            lifeTime++;
-            if (lifeTime > 10 * 20) {
-                this.discard();
-            }
+
         }
         this.setPos(this.position().add(this.getDeltaMovement()));
     }
@@ -60,4 +69,24 @@ protected void onHitBlock(BlockHitResult pResult) {
     protected void defineSynchedData() {
 
     }
+
+    @Override
+    public boolean shouldBeSaved() {
+        return false;
+    }
+
+    @Override
+    public int getPortalWaitTime() {
+        return Integer.MAX_VALUE;
+    }
+
+    @SubscribeEvent
+    public static void enterChunk(EntityEvent.EnteringSection event) {
+        if(!event.getEntity().level().isClientSide() && event.didChunkChange() && event.getEntity() instanceof LaserEntity) {
+            ServerLevel level = ((ServerLevel) event.getEntity().level());
+            if (level.isPositionEntityTicking(SectionPos.of(event.getPackedNewPos()).center())) {
+                event.getEntity().discard();
+            }
+        }
+    }
 }

src/main/java/com/github/x3r/mekanism_turrets/common/registry/EntityRegistry.java

@@ -17,7 +17,7 @@ public class EntityRegistry {
             () -> EntityType.Builder.<LaserEntity>of(LaserEntity::new, MobCategory.MISC)
                     .sized(0.25F, 0.25F)
                     .noSave()
-                    .clientTrackingRange(4)
-                    .updateInterval(10)
+                    .clientTrackingRange(8)
+                    .updateInterval(3)
                     .build(new ResourceLocation(MekanismTurrets.MOD_ID, "laser").toString()));
 }