geforkt von Mirrors/Paper
77a5779e24
Upstream has released updates that appear to apply and compile correctly. This update has not been tested by PaperMC and as with ANY update, please do your own testing Bukkit Changes: 2ec53f49 PR-1050: Fix empty result check for Complex Recipes 10671012 PR-1044: Add CrafterCraftEvent 4d87ffe0 Use correct method in JavaDoc ae5e5817 SPIGOT-7850: Add API for Bogged shear state 46b6d445 SPIGOT-7837: Support data pack banner patterns d5d0cefc Fix JavaDoc error b3c2b83d PR-1036: Add API for InventoryView derivatives 1fe2c75a SPIGOT-7809: Add ShieldMeta CraftBukkit Changes: 8ee6fd1b8 SPIGOT-7857: Improve ItemMeta block data deserialization 8f26c30c6 SPIGOT-7857: Fix spurious internal NBT tag when deserializing BlockStateMeta 759061b93 SPIGOT-7855: Fire does not spread or burn blocks 00fc9fb64 SPIGOT-7853: AnvilInventory#getRepairCost() always returns 0 7501e2e04 PR-1450: Add CrafterCraftEvent 8c51673e7 SPIGOT-5731: PortalCreateEvent#getEntity returns null for nether portals ignited by flint and steel d53d0d0b1 PR-1456: Fix inverted logic in CraftCrafterView#setSlotDisabled 682a678c8 SPIGOT-7850: Add API for Bogged shear state fccf5243a SPIGOT-7837: Support data pack banner patterns 9c3bd4390 PR-1431: Add API for InventoryView derivatives 0cc6acbc4 SPIGOT-7849: Fix FoodComponent serialize with "using-converts-to" using null 2c5474952 Don't rely on tags for CraftItemMetas 20d107e46 SPIGOT-7846: Fix ItemMeta for hanging signs 76f59e315 Remove redundant clone in Dropper InventoryMoveItemEvent e61a53d25 SPIGOT-7817: Call InventoryMoveItemEvent for Crafters 894682e2d SPIGOT-7839: Remove redundant Java version checks 2c12b2187 SPIGOT-7809: Add ShieldMeta and fix setting shield base colours Spigot Changes: fb8fb722 Rebuild patches 34bd42b7 SPIGOT-7835: Fix issue with custom hopper settings
87 Zeilen
6.0 KiB
Diff
87 Zeilen
6.0 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Spottedleaf <Spottedleaf@users.noreply.github.com>
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Date: Sun, 17 May 2020 23:47:33 -0700
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Subject: [PATCH] Fix for large move vectors crashing server
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Check movement distance also based on current position.
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diff --git a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
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index d97b1040ecec1d30fdd1bf309a8215955642fb93..7a743d81c387179218c519a7e27702605069caeb 100644
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--- a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
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+++ b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
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@@ -492,9 +492,9 @@ public class ServerGamePacketListenerImpl extends ServerCommonPacketListenerImpl
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float prevYaw = this.player.getYRot();
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float prevPitch = this.player.getXRot();
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// CraftBukkit end
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- double d0 = entity.getX();
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- double d1 = entity.getY();
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- double d2 = entity.getZ();
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+ double d0 = entity.getX();final double fromX = d0; // Paper - OBFHELPER
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+ double d1 = entity.getY();final double fromY = d1; // Paper - OBFHELPER
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+ double d2 = entity.getZ();final double fromZ = d2; // Paper - OBFHELPER
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double d3 = ServerGamePacketListenerImpl.clampHorizontal(packet.getX()); final double toX = d3; // Paper - OBFHELPER
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double d4 = ServerGamePacketListenerImpl.clampVertical(packet.getY()); final double toY = d4; // Paper - OBFHELPER
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double d5 = ServerGamePacketListenerImpl.clampHorizontal(packet.getZ()); final double toZ = d5; // Paper - OBFHELPER
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@@ -504,7 +504,16 @@ public class ServerGamePacketListenerImpl extends ServerCommonPacketListenerImpl
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double d7 = d4 - this.vehicleFirstGoodY;
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double d8 = d5 - this.vehicleFirstGoodZ;
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double d9 = entity.getDeltaMovement().lengthSqr();
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- double d10 = d6 * d6 + d7 * d7 + d8 * d8;
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+ // Paper start - fix large move vectors killing the server
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+ double currDeltaX = toX - fromX;
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+ double currDeltaY = toY - fromY;
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+ double currDeltaZ = toZ - fromZ;
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+ double d10 = Math.max(d6 * d6 + d7 * d7 + d8 * d8, (currDeltaX * currDeltaX + currDeltaY * currDeltaY + currDeltaZ * currDeltaZ) - 1);
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+ double otherFieldX = d3 - this.vehicleLastGoodX;
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+ double otherFieldY = d4 - this.vehicleLastGoodY - 1.0E-6D;
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+ double otherFieldZ = d5 - this.vehicleLastGoodZ;
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+ d10 = Math.max(d10, (otherFieldX * otherFieldX + otherFieldY * otherFieldY + otherFieldZ * otherFieldZ) - 1);
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+ // Paper end - fix large move vectors killing the server
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// CraftBukkit start - handle custom speeds and skipped ticks
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this.allowedPlayerTicks += (System.currentTimeMillis() / 50) - this.lastTick;
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@@ -550,9 +559,9 @@ public class ServerGamePacketListenerImpl extends ServerCommonPacketListenerImpl
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boolean flag = worldserver.noCollision(entity, entity.getBoundingBox().deflate(0.0625D));
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- d6 = d3 - this.vehicleLastGoodX;
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- d7 = d4 - this.vehicleLastGoodY - 1.0E-6D;
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- d8 = d5 - this.vehicleLastGoodZ;
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+ d6 = d3 - this.vehicleLastGoodX; // Paper - diff on change, used for checking large move vectors above
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+ d7 = d4 - this.vehicleLastGoodY - 1.0E-6D; // Paper - diff on change, used for checking large move vectors above
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+ d8 = d5 - this.vehicleLastGoodZ; // Paper - diff on change, used for checking large move vectors above
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boolean flag1 = entity.verticalCollisionBelow;
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if (entity instanceof LivingEntity) {
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@@ -1254,7 +1263,16 @@ public class ServerGamePacketListenerImpl extends ServerCommonPacketListenerImpl
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double d7 = d1 - this.firstGoodY;
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double d8 = d2 - this.firstGoodZ;
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double d9 = this.player.getDeltaMovement().lengthSqr();
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- double d10 = d6 * d6 + d7 * d7 + d8 * d8;
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+ // Paper start - fix large move vectors killing the server
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+ double currDeltaX = toX - prevX;
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+ double currDeltaY = toY - prevY;
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+ double currDeltaZ = toZ - prevZ;
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+ double d10 = Math.max(d6 * d6 + d7 * d7 + d8 * d8, (currDeltaX * currDeltaX + currDeltaY * currDeltaY + currDeltaZ * currDeltaZ) - 1);
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+ double otherFieldX = d0 - this.lastGoodX;
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+ double otherFieldY = d1 - this.lastGoodY;
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+ double otherFieldZ = d2 - this.lastGoodZ;
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+ d10 = Math.max(d10, (otherFieldX * otherFieldX + otherFieldY * otherFieldY + otherFieldZ * otherFieldZ) - 1);
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+ // Paper end - fix large move vectors killing the server
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if (this.player.isSleeping()) {
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if (d10 > 1.0D) {
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@@ -1310,9 +1328,9 @@ public class ServerGamePacketListenerImpl extends ServerCommonPacketListenerImpl
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AABB axisalignedbb = this.player.getBoundingBox();
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- d6 = d0 - this.lastGoodX;
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- d7 = d1 - this.lastGoodY;
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- d8 = d2 - this.lastGoodZ;
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+ d6 = d0 - this.lastGoodX; // Paper - diff on change, used for checking large move vectors above
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+ d7 = d1 - this.lastGoodY; // Paper - diff on change, used for checking large move vectors above
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+ d8 = d2 - this.lastGoodZ; // Paper - diff on change, used for checking large move vectors above
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boolean flag1 = d7 > 0.0D;
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if (this.player.onGround() && !packet.isOnGround() && flag1) {
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