From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001 From: TonytheMacaroni Date: Wed, 6 Sep 2023 19:24:16 -0400 Subject: [PATCH] Add predicate for blocks when raytracing diff --git a/src/main/java/net/minecraft/world/level/BlockGetter.java b/src/main/java/net/minecraft/world/level/BlockGetter.java index c978f3b2d42f512e982f289e76c2422e41b7eec6..bb8e962e63c7a2d931f9bd7f7c002aa35cfa5fd3 100644 --- a/src/main/java/net/minecraft/world/level/BlockGetter.java +++ b/src/main/java/net/minecraft/world/level/BlockGetter.java @@ -70,6 +70,12 @@ public interface BlockGetter extends LevelHeightAccessor { // CraftBukkit start - moved block handling into separate method for use by Block#rayTrace default BlockHitResult clip(ClipContext raytrace1, BlockPos blockposition) { + // Paper start - Add predicate for blocks when raytracing + return clip(raytrace1, blockposition, null); + } + + default BlockHitResult clip(ClipContext raytrace1, BlockPos blockposition, java.util.function.Predicate canCollide) { + // Paper end - Add predicate for blocks when raytracing // Paper start - Prevent raytrace from loading chunks BlockState iblockdata = this.getBlockStateIfLoaded(blockposition); if (iblockdata == null) { @@ -79,7 +85,7 @@ public interface BlockGetter extends LevelHeightAccessor { return BlockHitResult.miss(raytrace1.getTo(), Direction.getNearest(vec3d.x, vec3d.y, vec3d.z), BlockPos.containing(raytrace1.getTo())); } // Paper end - Prevent raytrace from loading chunks - if (iblockdata.isAir()) return null; // Paper - Perf: optimise air cases + if (iblockdata.isAir() || (canCollide != null && this instanceof LevelAccessor levelAccessor && !canCollide.test(org.bukkit.craftbukkit.block.CraftBlock.at(levelAccessor, blockposition)))) return null; // Paper - Perf: optimise air cases & check canCollide predicate FluidState fluid = iblockdata.getFluidState(); // Paper - Perf: don't need to go to world state again Vec3 vec3d = raytrace1.getFrom(); Vec3 vec3d1 = raytrace1.getTo(); @@ -95,8 +101,14 @@ public interface BlockGetter extends LevelHeightAccessor { // CraftBukkit end default BlockHitResult clip(ClipContext context) { + // Paper start - Add predicate for blocks when raytracing + return clip(context, (java.util.function.Predicate) null); + } + + default BlockHitResult clip(ClipContext context, java.util.function.Predicate canCollide) { + // Paper end - Add predicate for blocks when raytracing return (BlockHitResult) BlockGetter.traverseBlocks(context.getFrom(), context.getTo(), context, (raytrace1, blockposition) -> { - return this.clip(raytrace1, blockposition); // CraftBukkit - moved into separate method + return this.clip(raytrace1, blockposition, canCollide); // CraftBukkit - moved into separate method // Paper - Add predicate for blocks when raytracing }, (raytrace1) -> { Vec3 vec3d = raytrace1.getFrom().subtract(raytrace1.getTo()); diff --git a/src/main/java/org/bukkit/craftbukkit/CraftWorld.java b/src/main/java/org/bukkit/craftbukkit/CraftWorld.java index 7927b702f8ce1e170f96a8150c5a76413a9fd918..ee3e8e3b766f7cc363001fb44ae1eb98679cbcc9 100644 --- a/src/main/java/org/bukkit/craftbukkit/CraftWorld.java +++ b/src/main/java/org/bukkit/craftbukkit/CraftWorld.java @@ -1117,9 +1117,15 @@ public class CraftWorld extends CraftRegionAccessor implements World { @Override public RayTraceResult rayTraceEntities(Location start, Vector direction, double maxDistance, double raySize, Predicate filter) { + // Paper start - Add predicate for blocks when raytracing + return rayTraceEntities((io.papermc.paper.math.Position) start, direction, maxDistance, raySize, filter); + } + + public RayTraceResult rayTraceEntities(io.papermc.paper.math.Position start, Vector direction, double maxDistance, double raySize, Predicate filter) { Preconditions.checkArgument(start != null, "Location start cannot be null"); - Preconditions.checkArgument(this.equals(start.getWorld()), "Location start cannot be in a different world"); - start.checkFinite(); + Preconditions.checkArgument(!(start instanceof Location location) || this.equals(location.getWorld()), "Location start cannot be in a different world"); + Preconditions.checkArgument(start.isFinite(), "Location start is not finite"); + // Paper end - Add predicate for blocks when raytracing Preconditions.checkArgument(direction != null, "Vector direction cannot be null"); direction.checkFinite(); @@ -1169,9 +1175,16 @@ public class CraftWorld extends CraftRegionAccessor implements World { @Override public RayTraceResult rayTraceBlocks(Location start, Vector direction, double maxDistance, FluidCollisionMode fluidCollisionMode, boolean ignorePassableBlocks) { + // Paper start - Add predicate for blocks when raytracing + return this.rayTraceBlocks(start, direction, maxDistance, fluidCollisionMode, ignorePassableBlocks, null); + } + + @Override + public RayTraceResult rayTraceBlocks(io.papermc.paper.math.Position start, Vector direction, double maxDistance, FluidCollisionMode fluidCollisionMode, boolean ignorePassableBlocks, Predicate canCollide) { Preconditions.checkArgument(start != null, "Location start cannot be null"); - Preconditions.checkArgument(this.equals(start.getWorld()), "Location start cannot be in a different world"); - start.checkFinite(); + Preconditions.checkArgument(!(start instanceof Location location) || this.equals(location.getWorld()), "Location start cannot be in a different world"); + Preconditions.checkArgument(start.isFinite(), "Location start is not finite"); + // Paper end - Add predicate for blocks when raytracing Preconditions.checkArgument(direction != null, "Vector direction cannot be null"); direction.checkFinite(); @@ -1184,16 +1197,23 @@ public class CraftWorld extends CraftRegionAccessor implements World { } Vector dir = direction.clone().normalize().multiply(maxDistance); - Vec3 startPos = CraftLocation.toVec3D(start); + Vec3 startPos = io.papermc.paper.util.MCUtil.toVec3(start); // Paper - Add predicate for blocks when raytracing Vec3 endPos = startPos.add(dir.getX(), dir.getY(), dir.getZ()); - HitResult nmsHitResult = this.getHandle().clip(new ClipContext(startPos, endPos, ignorePassableBlocks ? ClipContext.Block.COLLIDER : ClipContext.Block.OUTLINE, CraftFluidCollisionMode.toNMS(fluidCollisionMode), CollisionContext.empty())); + HitResult nmsHitResult = this.getHandle().clip(new ClipContext(startPos, endPos, ignorePassableBlocks ? ClipContext.Block.COLLIDER : ClipContext.Block.OUTLINE, CraftFluidCollisionMode.toNMS(fluidCollisionMode), CollisionContext.empty()), canCollide); // Paper - Add predicate for blocks when raytracing return CraftRayTraceResult.fromNMS(this, nmsHitResult); } @Override public RayTraceResult rayTrace(Location start, Vector direction, double maxDistance, FluidCollisionMode fluidCollisionMode, boolean ignorePassableBlocks, double raySize, Predicate filter) { - RayTraceResult blockHit = this.rayTraceBlocks(start, direction, maxDistance, fluidCollisionMode, ignorePassableBlocks); + // Paper start - Add predicate for blocks when raytracing + return this.rayTrace(start, direction, maxDistance, fluidCollisionMode, ignorePassableBlocks, raySize, filter, null); + } + + @Override + public RayTraceResult rayTrace(io.papermc.paper.math.Position start, Vector direction, double maxDistance, FluidCollisionMode fluidCollisionMode, boolean ignorePassableBlocks, double raySize, Predicate filter, Predicate canCollide) { + RayTraceResult blockHit = this.rayTraceBlocks(start, direction, maxDistance, fluidCollisionMode, ignorePassableBlocks, canCollide); + // Paper end - Add predicate for blocks when raytracing Vector startVec = null; double blockHitDistance = maxDistance;