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af4e086c6f3baca32b79e928703dd5a6eb15df14
SakuraMC/patches/server/0009-Load-Chunks-on-Movement.patch
Samsuik af4e086c6f Backport to 1.19.3
2024-12-01 17:09:32 +00:00

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From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Samsuik <kfian294ma4@gmail.com>
Date: Sat, 11 Sep 2021 19:19:41 +0100
Subject: [PATCH] Load Chunks on Movement
diff --git a/src/main/java/io/papermc/paper/util/CollisionUtil.java b/src/main/java/io/papermc/paper/util/CollisionUtil.java
index a87f6380b2c387fb0cdd40d5087b5c93492e3c88..4db0a1b1270e2ff1ea1a4723b3dd28860f4c2087 100644
--- a/src/main/java/io/papermc/paper/util/CollisionUtil.java
+++ b/src/main/java/io/papermc/paper/util/CollisionUtil.java
@@ -403,9 +403,17 @@ public final class CollisionUtil {
return boxMinX < borderMinX || boxMaxX > borderMaxX || boxMinZ < borderMinZ || boxMaxZ > borderMaxZ;
}
+ // Sakura start - load chunks on movement
public static boolean getCollisionsForBlocksOrWorldBorder(final CollisionGetter getter, final Entity entity, final AABB aabb,
- final List<AABB> into, final boolean loadChunks, final boolean collidesWithUnloaded,
- final boolean checkBorder, final boolean checkOnly, final BiPredicate<BlockState, BlockPos> predicate) {
+ final List<AABB> into, final boolean loadChunks, final boolean collidesWithUnloaded,
+ final boolean checkBorder, final boolean checkOnly, final BiPredicate<BlockState, BlockPos> predicate) {
+ return getCollisionsForBlocksOrWorldBorder(getter, entity, aabb, into, loadChunks, collidesWithUnloaded, checkBorder, false, checkOnly, predicate);
+ }
+ public static boolean getCollisionsForBlocksOrWorldBorder(final CollisionGetter getter, final Entity entity, final AABB aabb,
+ final List<AABB> into, final boolean loadChunks, final boolean collidesWithUnloaded,
+ final boolean checkBorder, final boolean addTicket, final boolean checkOnly,
+ final BiPredicate<BlockState, BlockPos> predicate) {
+ // Sakura end - load chunks on movement
boolean ret = false;
if (checkBorder) {
@@ -479,8 +487,17 @@ public final class CollisionUtil {
final ChunkAccess chunk;
if (chunkProvider == null) {
chunk = (ChunkAccess)getter.getChunkForCollisions(currChunkX, currChunkZ);
+ // Sakura start - load chunks on movement
+ } else if (loadChunks) {
+ chunk = chunkProvider.getChunk(currChunkX, currChunkZ, true);
+ if (addTicket && chunk instanceof net.minecraft.world.level.chunk.LevelChunk levelChunk && levelChunk.movementLoadTicketRequiresUpdate()) {
+ net.minecraft.world.level.ChunkPos chunkPos = new net.minecraft.world.level.ChunkPos(currChunkX, currChunkZ);
+ chunkProvider.addTicketAtLevel(net.minecraft.server.level.TicketType.ENTITY_MOVEMENT, chunkPos, 33, chunkPos.toLong());
+ levelChunk.updatedMovementLoadTicket();
+ }
} else {
- chunk = loadChunks ? chunkProvider.getChunk(currChunkX, currChunkZ, true) : chunkProvider.getChunkAtIfLoadedImmediately(currChunkX, currChunkZ);
+ chunk = chunkProvider.getChunkAtIfLoadedImmediately(currChunkX, currChunkZ);
+ // Sakura end - load chunks on movement
}
if (chunk == null) {
@@ -846,16 +863,24 @@ public final class CollisionUtil {
return ret;
}
+ // Sakura start - load chunks on movement
public static boolean getCollisions(final CollisionGetter view, final Entity entity, final AABB aabb,
final List<AABB> into, final boolean loadChunks, final boolean collidesWithUnloadedChunks,
final boolean checkBorder, final boolean checkOnly, final BiPredicate<BlockState, BlockPos> blockPredicate,
final Predicate<Entity> entityPredicate) {
+ return getCollisions(view, entity, aabb, into, loadChunks, collidesWithUnloadedChunks, checkBorder, false, checkOnly, blockPredicate, entityPredicate);
+ }
+ public static boolean getCollisions(final CollisionGetter view, final Entity entity, final AABB aabb,
+ final List<AABB> into, final boolean loadChunks, final boolean collidesWithUnloadedChunks,
+ final boolean checkBorder, final boolean addTicket, final boolean checkOnly,
+ final BiPredicate<BlockState, BlockPos> blockPredicate, final Predicate<Entity> entityPredicate) {
if (checkOnly) {
- return getCollisionsForBlocksOrWorldBorder(view, entity, aabb, into, loadChunks, collidesWithUnloadedChunks, checkBorder, checkOnly, blockPredicate)
+ return getCollisionsForBlocksOrWorldBorder(view, entity, aabb, into, loadChunks, collidesWithUnloadedChunks, checkBorder, addTicket, checkOnly, blockPredicate)
|| getEntityHardCollisions(view, entity, aabb, into, checkOnly, entityPredicate);
} else {
- return getCollisionsForBlocksOrWorldBorder(view, entity, aabb, into, loadChunks, collidesWithUnloadedChunks, checkBorder, checkOnly, blockPredicate)
+ return getCollisionsForBlocksOrWorldBorder(view, entity, aabb, into, loadChunks, collidesWithUnloadedChunks, checkBorder, addTicket, checkOnly, blockPredicate)
| getEntityHardCollisions(view, entity, aabb, into, checkOnly, entityPredicate);
+ // Sakura end - load chunks on movement
}
}
diff --git a/src/main/java/net/minecraft/server/level/TicketType.java b/src/main/java/net/minecraft/server/level/TicketType.java
index 97d1ff2af23bac14e67bca5896843325aaa5bfc1..c90b265a9cd92d40960d5513d9585e47d93fed3c 100644
--- a/src/main/java/net/minecraft/server/level/TicketType.java
+++ b/src/main/java/net/minecraft/server/level/TicketType.java
@@ -35,6 +35,7 @@ public class TicketType<T> {
public static final TicketType<Long> POI_LOAD = create("poi_load", Long::compareTo);
public static final TicketType<Unit> UNLOAD_COOLDOWN = create("unload_cooldown", (u1, u2) -> 0, 5 * 20);
// Paper end - rewrite chunk system
+ public static final TicketType<Long> ENTITY_MOVEMENT = create("entity_movement", Long::compareTo, 10 * 20); // Sakura
public static <T> TicketType<T> create(String name, Comparator<T> argumentComparator) {
return new TicketType<>(name, argumentComparator, 0L);
diff --git a/src/main/java/net/minecraft/world/entity/Entity.java b/src/main/java/net/minecraft/world/entity/Entity.java
index 3b6efce07745df062d5d3ef60011718842217336..c0fb35497cfab69e5d28a70a2756f0d74a406630 100644
--- a/src/main/java/net/minecraft/world/entity/Entity.java
+++ b/src/main/java/net/minecraft/world/entity/Entity.java
@@ -545,6 +545,7 @@ public abstract class Entity implements Nameable, EntityAccess, CommandSource {
public boolean isPrimedTNT;
public boolean isFallingBlock;
// Sakura end - visibility api and command
+ public boolean loadChunks = false; // Sakura - load chunks on cannon entity movement
public Entity(EntityType<?> type, Level world) {
this.id = Entity.ENTITY_COUNTER.incrementAndGet();
@@ -1394,7 +1395,7 @@ public abstract class Entity implements Nameable, EntityAccess, CommandSource {
}
io.papermc.paper.util.CollisionUtil.getCollisions(world, this, collisionBox, potentialCollisions, false, this.level.paperConfig().chunks.preventMovingIntoUnloadedChunks,
- false, false, null, null);
+ false, this.loadChunks, false, null, null); // Sakura - load chunks on movement
if (collidingWithWorldBorder = io.papermc.paper.util.CollisionUtil.isCollidingWithBorderEdge(world.getWorldBorder(), collisionBox)) { // Paper - this line *is* correct, ignore the IDE warning about assignments being used as a condition
io.papermc.paper.util.CollisionUtil.addBoxesToIfIntersects(world.getWorldBorder().getCollisionShape(), collisionBox, potentialCollisions);
@@ -4532,12 +4533,12 @@ public abstract class Entity implements Nameable, EntityAccess, CommandSource {
@Override
public boolean shouldBeSaved() {
- return this.removalReason != null && !this.removalReason.shouldSave() ? false : (this.isPassenger() ? false : !this.isVehicle() || !this.hasAnyPlayerPassengers()); // Paper - rewrite chunk system - it should check if the entity has ANY player passengers
+ return this.removalReason != null && !this.removalReason.shouldSave() ? false : (this.loadChunks || this.isPassenger() ? false : !this.isVehicle() || !this.hasAnyPlayerPassengers()); // Sakura - used to determine whether a chunk should unload // Paper - rewrite chunk system - it should check if the entity has ANY player passengers
}
@Override
public boolean isAlwaysTicking() {
- return false;
+ return this.loadChunks; // Sakura - always tick in chunks
}
public boolean mayInteract(Level world, BlockPos pos) {
diff --git a/src/main/java/net/minecraft/world/entity/item/FallingBlockEntity.java b/src/main/java/net/minecraft/world/entity/item/FallingBlockEntity.java
index 1a83f88e7759b168d6f3c2f6ed4532d65a7cf437..3559457024f5c9bef4c44a27514e338c7d2b4172 100644
--- a/src/main/java/net/minecraft/world/entity/item/FallingBlockEntity.java
+++ b/src/main/java/net/minecraft/world/entity/item/FallingBlockEntity.java
@@ -71,6 +71,7 @@ public class FallingBlockEntity extends Entity {
this.dropItem = true;
this.fallDamageMax = 40;
this.isFallingBlock = true; // Sakura
+ this.loadChunks = world.sakuraConfig().cannons.loadChunks; // Sakura - falling blocks load chunks
}
public FallingBlockEntity(Level world, double x, double y, double z, BlockState block) {
diff --git a/src/main/java/net/minecraft/world/entity/item/PrimedTnt.java b/src/main/java/net/minecraft/world/entity/item/PrimedTnt.java
index 7d2a2d69241344593b691321ba859e5ba246d15d..5761b786f036df1516189edd67ea4439d64c6ea8 100644
--- a/src/main/java/net/minecraft/world/entity/item/PrimedTnt.java
+++ b/src/main/java/net/minecraft/world/entity/item/PrimedTnt.java
@@ -28,6 +28,7 @@ public class PrimedTnt extends Entity {
super(type, world);
this.blocksBuilding = true;
this.isPrimedTNT = true; // Sakura
+ this.loadChunks = world.sakuraConfig().cannons.loadChunks; // Sakura - tnt load chunks
}
public PrimedTnt(Level world, double x, double y, double z, @Nullable LivingEntity igniter) {
diff --git a/src/main/java/net/minecraft/world/level/chunk/LevelChunk.java b/src/main/java/net/minecraft/world/level/chunk/LevelChunk.java
index 28e4b302284f955a73e75d0f4276d55fb51826f5..2bb7195bdb977de6b899cade0847cd6414f3eae2 100644
--- a/src/main/java/net/minecraft/world/level/chunk/LevelChunk.java
+++ b/src/main/java/net/minecraft/world/level/chunk/LevelChunk.java
@@ -361,6 +361,17 @@ public class LevelChunk extends ChunkAccess {
}
}
// Paper end - optimise checkDespawn
+ // Sakura start
+ private long lastMovementLoadTicket = 0;
+
+ public boolean movementLoadTicketRequiresUpdate() {
+ return net.minecraft.server.MinecraftServer.currentTickLong - this.lastMovementLoadTicket >= 100;
+ }
+
+ public void updatedMovementLoadTicket() {
+ this.lastMovementLoadTicket = net.minecraft.server.MinecraftServer.currentTickLong;
+ }
+ // Sakura end
public LevelChunk(ServerLevel world, ProtoChunk protoChunk, @Nullable LevelChunk.PostLoadProcessor entityLoader) {
this(world, protoChunk.getPos(), protoChunk.getUpgradeData(), protoChunk.unpackBlockTicks(), protoChunk.unpackFluidTicks(), protoChunk.getInhabitedTime(), protoChunk.getSections(), entityLoader, protoChunk.getBlendingData());
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