geforkt von Mirrors/Paper
c894ddfd38
Obscure detail in that if you teleport right on a chunk line, it adds +1 to your collision check and will check the unloaded neighbor. but the call to load the chunk then returned null if it was pending unload, such as the load we did in Player List However we want gen=true for players here anyways, so use getType
102 Zeilen
5.5 KiB
Diff
102 Zeilen
5.5 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: JellySquid <jellysquid+atwork@protonmail.com>
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Date: Sat, 9 May 2020 16:25:21 -0400
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Subject: [PATCH] Implement JellySquid's Entity Collision optimisations patch
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Optimizes Full Block voxel collisions, and removes streams from Entity collisions
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Original code by JellySquid, licensed under GNU Lesser General Public License v3.0
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you can find the original code on https://github.com/jellysquid3/lithium-fabric/tree/1.15.x/fabric (Yarn mappings)
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diff --git a/src/main/java/net/minecraft/server/ICollisionAccess.java b/src/main/java/net/minecraft/server/ICollisionAccess.java
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index e1699528556f5742d907ba4dc4d831e84a5f1287..2974467c2cb4ad9241f005c5a2935251434f7d78 100644
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--- a/src/main/java/net/minecraft/server/ICollisionAccess.java
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+++ b/src/main/java/net/minecraft/server/ICollisionAccess.java
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@@ -113,11 +113,24 @@ public interface ICollisionAccess extends IBlockAccess {
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if ((j2 != 1 || iblockdata.f()) && (j2 != 2 || iblockdata.getBlock() == Blocks.MOVING_PISTON)) {
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VoxelShape voxelshape2 = iblockdata.b((IBlockAccess) ICollisionAccess.this, blockposition_mutableblockposition, voxelshapecollision);
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- VoxelShape voxelshape3 = voxelshape2.a((double) k1, (double) l1, (double) i2);
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- if (VoxelShapes.c(voxelshape, voxelshape3, OperatorBoolean.AND)) {
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- consumer.accept(voxelshape3);
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- return true;
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+ // Paper start - Lithium Collision Optimizations
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+ if (voxelshape2 == VoxelShapes.empty()) {
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+ continue;
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+ }
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+
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+ if (voxelshape2 == VoxelShapes.fullCube()) {
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+ if (axisalignedbb.intersects(x, y, z, x + 1.0D, y + 1.0D, z + 1.0D)) {
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+ consumer.accept(voxelshape2.offset(x, y, z));
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+ return true;
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+ }
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+ } else {
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+ VoxelShape shape = voxelshape2.offset(x, y, z);
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+ if (VoxelShapes.applyOperation(shape, voxelshape, OperatorBoolean.AND)) {
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+ consumer.accept(shape);
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+ return true;
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+ }
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+ // Paper end
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}
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}
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}
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diff --git a/src/main/java/net/minecraft/server/IEntityAccess.java b/src/main/java/net/minecraft/server/IEntityAccess.java
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index 5135308fb6137a34ed6fd061f0a210de6de4e81c..d434aaaaf0ab6a18ab0fe5ad0bf8ed4662f49120 100644
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--- a/src/main/java/net/minecraft/server/IEntityAccess.java
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+++ b/src/main/java/net/minecraft/server/IEntityAccess.java
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@@ -52,20 +52,41 @@ public interface IEntityAccess {
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// Paper end - optimise hard collision
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default Stream<VoxelShape> b(@Nullable Entity entity, AxisAlignedBB axisalignedbb, Set<Entity> set) {
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- if (axisalignedbb.a() < 1.0E-7D) {
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+ // Paper start - remove streams from entity collision
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+ if (axisalignedbb.getAverageSideLength() < 1.0E-7D) {
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return Stream.empty();
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- } else {
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- AxisAlignedBB axisalignedbb1 = axisalignedbb.g(1.0E-7D);
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- Stream<AxisAlignedBB> stream = ((entity != null && entity.hardCollides()) ? this.getEntities(entity, axisalignedbb) : this.getHardCollidingEntities(entity, axisalignedbb1)).stream().filter((entity1) -> { // Paper - decompile fix // Paper - optimise hard collision
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- return !set.contains(entity1);
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- }).filter((entity1) -> {
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- return entity == null || !entity.isSameVehicle(entity1);
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- }).flatMap((entity1) -> {
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- return Stream.of(entity1.au(), entity == null ? null : entity.j(entity1)); // Paper - optimise hard collision - diff on change, these are the methods that only hard colliding entities override
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- }).filter(Objects::nonNull);
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-
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- return stream.filter(axisalignedbb1::c).map(VoxelShapes::a);
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+
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}
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+ AxisAlignedBB selection = axisalignedbb.grow(1.0E-7D);
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+ List<Entity> entities = entity != null && entity.hardCollides() ? getEntities(entity, selection) : getHardCollidingEntities(entity, selection);
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+ List<VoxelShape> shapes = new java.util.ArrayList<>();
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+
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+ for (Entity otherEntity : entities) {
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+ if (!set.isEmpty() && set.contains(otherEntity)) {
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+ continue;
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+ }
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+
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+ if (entity != null && entity.isSameVehicle(otherEntity)) {
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+ continue;
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+ }
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+
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+ AxisAlignedBB otherEntityBox = otherEntity.getCollisionBox();
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+
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+ if (otherEntityBox != null && selection.intersects(otherEntityBox)) {
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+ shapes.add(VoxelShapes.of(otherEntityBox));
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+ }
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+
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+ if (entity != null) {
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+ AxisAlignedBB otherEntityHardBox = entity.getHardCollisionBox(otherEntity);
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+
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+ if (otherEntityHardBox != null && selection.intersects(otherEntityHardBox)) {
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+ shapes.add(VoxelShapes.of(otherEntityHardBox));
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+ }
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+ }
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+ }
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+
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+ return shapes.stream();
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+ // Paper end
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}
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@Nullable
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