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* Updated Upstream (Bukkit/CraftBukkit) 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: a6a9d2a4 Remove some old ApiStatus.Experimental annotations be72314c SPIGOT-7300, PR-829: Add new DamageSource API providing enhanced information about entity damage b252cf05 SPIGOT-7576, PR-970: Add methods in MushroomCow to change stew effects b1c689bd PR-902: Add Server#isLoggingIPs to get log-ips configuration 08f86d1c PR-971: Add Player methods for client-side potion effects 2e3024a9 PR-963: Add API for in-world structures a23292a7 SPIGOT-7530, PR-948: Improve Resource Pack API with new 1.20.3 functionality 1851857b SPIGOT-3071, PR-969: Add entity spawn method with spawn reason cde4c52a SPIGOT-5553, PR-964: Add EntityKnockbackEvent CraftBukkit Changes: 38fd4bd50 Fix accidentally renamed internal damage method 80f0ce4be SPIGOT-7300, PR-1180: Add new DamageSource API providing enhanced information about entity damage 7e43f3b16 SPIGOT-7581: Fix typo in BlockMushroom ea14b7d90 SPIGOT-7576, PR-1347: Add methods in MushroomCow to change stew effects 4c687f243 PR-1259: Add Server#isLoggingIPs to get log-ips configuration 22a541a29 Improve support for per-world game rules cb7dccce2 PR-1348: Add Player methods for client-side potion effects b8d6109f0 PR-1335: Add API for in-world structures 4398a1b5b SPIGOT-7577: Make CraftWindCharge#explode discard the entity e74107678 Fix Crafter maximum stack size 0bb0f4f6a SPIGOT-7530, PR-1314: Improve Resource Pack API with new 1.20.3 functionality 4949f556d SPIGOT-3071, PR-1345: Add entity spawn method with spawn reason 20ac73ca2 PR-1353: Fix Structure#place not working as documented with 0 palette 3c1b77871 SPIGOT-6911, PR-1349: Change max book length in CraftMetaBook 333701839 SPIGOT-7572: Bee nests generated without bees f48f4174c SPIGOT-5553, PR-1336: Add EntityKnockbackEvent
40 Zeilen
2.3 KiB
Diff
40 Zeilen
2.3 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Martijn Muijsers <martijnmuijsers@live.nl>
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Date: Mon, 21 Aug 2023 21:05:09 +0200
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Subject: [PATCH] Optimize nearest structure border iteration
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Getting the nearest generated structure contains a nested set of loops that
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iterates over all chunks at a specific chessboard distance. It does this by
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iterating over the entire square of chunks within that distance, and checking
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if the coordinates are at exactly the right distance to be on the border.
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This patch optimizes the iteration by only iterating over the border chunks.
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This evaluated chunks are the same, and in the same order, as before, to
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ensure that the returned found structure (which may for example be a buried
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treasure that will be marked on a treasure map) is the same as in vanilla.
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diff --git a/src/main/java/net/minecraft/world/level/chunk/ChunkGenerator.java b/src/main/java/net/minecraft/world/level/chunk/ChunkGenerator.java
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index f767c822a8e86ce689d40d12c4ef2db3829a97cc..b26a4eb4951e87f891b59028d98b8ffba8e103a8 100644
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--- a/src/main/java/net/minecraft/world/level/chunk/ChunkGenerator.java
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+++ b/src/main/java/net/minecraft/world/level/chunk/ChunkGenerator.java
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@@ -260,12 +260,15 @@ public abstract class ChunkGenerator {
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int i1 = placement.spacing();
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for (int j1 = -radius; j1 <= radius; ++j1) {
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- boolean flag1 = j1 == -radius || j1 == radius;
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+ // Paper start - Perf: iterate over border chunks instead of entire square chunk area
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+ boolean flag1 = j1 == -radius || j1 == radius; final boolean onBorderAlongZAxis = flag1; // Paper - OBFHELPER
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- for (int k1 = -radius; k1 <= radius; ++k1) {
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- boolean flag2 = k1 == -radius || k1 == radius;
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+ for (int k1 = -radius; k1 <= radius; k1 += onBorderAlongZAxis ? 1 : radius * 2) {
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+ // boolean flag2 = k1 == -radius || k1 == radius;
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- if (flag1 || flag2) {
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+ // if (flag1 || flag2) {
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+ if (true) {
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+ // Paper end - Perf: iterate over border chunks instead of entire square chunk area
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int l1 = centerChunkX + i1 * j1;
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int i2 = centerChunkZ + i1 * k1;
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ChunkPos chunkcoordintpair = placement.getPotentialStructureChunk(seed, l1, i2);
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