112 lines
6.1 KiB
Diff
112 lines
6.1 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: JRoy <joshroy126@gmail.com>
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Date: Mon, 29 Jun 2020 17:03:06 -0400
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Subject: [PATCH] Remove some streams from structures
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This showed up a lot in the spark profiler, should have a low-medium performance improvement.
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diff --git a/src/main/java/net/minecraft/server/BiomeBase.java b/src/main/java/net/minecraft/server/BiomeBase.java
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index 30aeb45d63394b7d91c2dd7b92cfc9cefa3c088c..db198811ddecc00cbd398f3805bdf51b3239f390 100644
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--- a/src/main/java/net/minecraft/server/BiomeBase.java
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+++ b/src/main/java/net/minecraft/server/BiomeBase.java
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@@ -339,9 +339,11 @@ public class BiomeBase {
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int j1 = l << 4;
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try {
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- structuremanager.a(SectionPosition.a(blockposition), structuregenerator).forEach((structurestart) -> {
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- structurestart.a(generatoraccessseed, structuremanager, chunkgenerator, seededrandom, new StructureBoundingBox(i1, j1, i1 + 15, j1 + 15), new ChunkCoordIntPair(k, l));
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- });
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+ // Paper start - remove structure streams
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+ for (StructureStart<?> structureStart : structuremanager.getFeatureStarts(SectionPosition.a(blockposition), structuregenerator)) {
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+ structureStart.a(generatoraccessseed, structuremanager, chunkgenerator, seededrandom, new StructureBoundingBox(i1, j1, i1 + 15, j1 + 15), new ChunkCoordIntPair(k, l));
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+ }
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+ // Paper end
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} catch (Exception exception) {
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CrashReport crashreport = CrashReport.a(exception, "Feature placement");
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diff --git a/src/main/java/net/minecraft/server/ChunkGeneratorAbstract.java b/src/main/java/net/minecraft/server/ChunkGeneratorAbstract.java
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index 733c6244e08f6b7277006c1ed801f2cfc8fc36e5..45b771e4121f2ef27c67d5a5ba2dadcfc0f944e0 100644
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--- a/src/main/java/net/minecraft/server/ChunkGeneratorAbstract.java
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+++ b/src/main/java/net/minecraft/server/ChunkGeneratorAbstract.java
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@@ -417,7 +417,7 @@ public final class ChunkGeneratorAbstract extends ChunkGenerator {
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while (iterator.hasNext()) {
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StructureGenerator<?> structuregenerator = (StructureGenerator) iterator.next();
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- structuremanager.a(SectionPosition.a(chunkcoordintpair, 0), structuregenerator).forEach((structurestart) -> {
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+ for (StructureStart<?> structurestart : structuremanager.getFeatureStarts(SectionPosition.a(chunkcoordintpair, 0), structuregenerator)) { // Paper - remove structure streams
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Iterator iterator1 = structurestart.d().iterator();
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while (iterator1.hasNext()) {
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@@ -449,7 +449,7 @@ public final class ChunkGeneratorAbstract extends ChunkGenerator {
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}
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}
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- });
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+ } // Paper - remove structure streams
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}
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double[][][] adouble = new double[2][this.p + 1][this.o + 1];
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diff --git a/src/main/java/net/minecraft/server/StructureManager.java b/src/main/java/net/minecraft/server/StructureManager.java
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index c434427ce7bd206ed5d2efa2560e593b1186c666..6c7804ac0e994ec03b95eda7a24139b65a59db7e 100644
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--- a/src/main/java/net/minecraft/server/StructureManager.java
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+++ b/src/main/java/net/minecraft/server/StructureManager.java
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@@ -6,7 +6,7 @@ import javax.annotation.Nullable;
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public class StructureManager {
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- private final GeneratorAccess a;
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+ private final GeneratorAccess a; public GeneratorAccess getLevel() { return a; } // Paper - OBFHELPER
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private final GeneratorSettings b;
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public StructureManager(GeneratorAccess generatoraccess, GeneratorSettings generatorsettings) {
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@@ -32,6 +32,20 @@ public class StructureManager {
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});
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}
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+ // Paper start - remove structure streams
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+ public java.util.List<StructureStart<?>> getFeatureStarts(SectionPosition sectionPosition, StructureGenerator<?> structureGenerator) {
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+ java.util.List<StructureStart<?>> list = new it.unimi.dsi.fastutil.objects.ObjectArrayList<>();
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+ for (Long curLong: getLevel().getChunkAt(sectionPosition.a(), sectionPosition.c(), ChunkStatus.STRUCTURE_REFERENCES).b(structureGenerator)) {
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+ SectionPosition sectionPosition1 = SectionPosition.a(new ChunkCoordIntPair(curLong), 0);
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+ StructureStart<?> structurestart = a(sectionPosition1, structureGenerator, getLevel().getChunkAt(sectionPosition1.a(), sectionPosition1.c(), ChunkStatus.STRUCTURE_STARTS));
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+ if (structurestart != null && structurestart.e()) {
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+ list.add(structurestart);
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+ }
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+ }
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+ return list;
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+ }
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+ // Paper end
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+
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@Nullable
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public StructureStart<?> a(SectionPosition sectionposition, StructureGenerator<?> structuregenerator, IStructureAccess istructureaccess) {
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return istructureaccess.a(structuregenerator);
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@@ -50,13 +64,21 @@ public class StructureManager {
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}
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public StructureStart<?> a(BlockPosition blockposition, boolean flag, StructureGenerator<?> structuregenerator) {
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- return (StructureStart) DataFixUtils.orElse(this.a(SectionPosition.a(blockposition), structuregenerator).filter((structurestart) -> {
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- return structurestart.c().b((BaseBlockPosition) blockposition);
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- }).filter((structurestart) -> {
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- return !flag || structurestart.d().stream().anyMatch((structurepiece) -> {
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- return structurepiece.g().b((BaseBlockPosition) blockposition);
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- });
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- }).findFirst(), StructureStart.a);
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+ // Paper start - remove structure streams
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+ for (StructureStart<?> structurestart : getFeatureStarts(SectionPosition.a(blockposition), structuregenerator)) {
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+ if (structurestart.c().b(blockposition)) {
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+ if (!flag) {
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+ return structurestart;
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+ }
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+ for (StructurePiece structurepiece : structurestart.d()) {
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+ if (structurepiece.g().b(blockposition)) {
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+ return structurestart;
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+ }
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+ }
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+ }
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+ }
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+ return StructureStart.a;
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+ // Paper end
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}
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// Spigot start
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