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 3eefbf4d5f10b53f930759a0afa5661253b92c60..5e20dba0d011d20b714d784cb4a545a05bbf6f9c 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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@@ -115,11 +115,24 @@ 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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