mirror of https://github.com/PaperMC/Paper.git
66 lines
3.2 KiB
Diff
66 lines
3.2 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Aikar <aikar@aikar.co>
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Date: Sun, 10 May 2020 22:12:46 -0400
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Subject: [PATCH] Ensure Entity position and AABB are never invalid
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Co-authored-by: Spottedleaf <Spottedleaf@users.noreply.github.com>
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diff --git a/src/main/java/net/minecraft/world/entity/Entity.java b/src/main/java/net/minecraft/world/entity/Entity.java
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index 9c9689f4deffed50df9aaca6e451228d17154b8c..11a9142962637af5e26939a5eb8f35ba5f205793 100644
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--- a/src/main/java/net/minecraft/world/entity/Entity.java
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+++ b/src/main/java/net/minecraft/world/entity/Entity.java
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@@ -652,8 +652,8 @@ public abstract class Entity implements Nameable, EntityAccess, CommandSource, S
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}
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public void setPos(double x, double y, double z) {
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- this.setPosRaw(x, y, z);
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- this.setBoundingBox(this.makeBoundingBox());
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+ this.setPosRaw(x, y, z, true); // Paper - Block invalid positions and bounding box; force update
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+ // this.setBoundingBox(this.makeBoundingBox()); // Paper - Block invalid positions and bounding box; move into setPosRaw
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}
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protected AABB makeBoundingBox() {
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@@ -4149,7 +4149,29 @@ public abstract class Entity implements Nameable, EntityAccess, CommandSource, S
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return this.getZ((2.0D * this.random.nextDouble() - 1.0D) * widthScale);
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}
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+ // Paper start - Block invalid positions and bounding box
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+ public static boolean checkPosition(Entity entity, double newX, double newY, double newZ) {
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+ if (Double.isFinite(newX) && Double.isFinite(newY) && Double.isFinite(newZ)) {
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+ return true;
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+ }
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+
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+ String entityInfo;
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+ try {
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+ entityInfo = entity.toString();
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+ } catch (Exception ex) {
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+ entityInfo = "[Entity info unavailable] ";
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+ }
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+ LOGGER.error("New entity position is invalid! Tried to set invalid position ({},{},{}) for entity {} located at {}, entity info: {}", newX, newY, newZ, entity.getClass().getName(), entity.position, entityInfo, new Throwable());
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+ return false;
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+ }
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public final void setPosRaw(double x, double y, double z) {
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+ this.setPosRaw(x, y, z, false);
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+ }
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+ public final void setPosRaw(double x, double y, double z, boolean forceBoundingBoxUpdate) {
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+ if (!checkPosition(this, x, y, z)) {
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+ return;
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+ }
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+ // Paper end - Block invalid positions and bounding box
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if (this.position.x != x || this.position.y != y || this.position.z != z) {
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this.position = new Vec3(x, y, z);
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int i = Mth.floor(x);
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@@ -4167,6 +4189,12 @@ public abstract class Entity implements Nameable, EntityAccess, CommandSource, S
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this.levelCallback.onMove();
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}
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+ // Paper start - Block invalid positions and bounding box; don't allow desync of pos and AABB
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+ // hanging has its own special logic
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+ if (!(this instanceof net.minecraft.world.entity.decoration.HangingEntity) && (forceBoundingBoxUpdate || this.position.x != x || this.position.y != y || this.position.z != z)) {
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+ this.setBoundingBox(this.makeBoundingBox());
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+ }
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+ // Paper end - Block invalid positions and bounding box
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}
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public void checkDespawn() {}
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