Upstream Paper
This commit is contained in:
Sotr
524
src/main/java/net/minecraft/server/PortalTravelAgent.java
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524
src/main/java/net/minecraft/server/PortalTravelAgent.java
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@@ -0,0 +1,524 @@
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package net.minecraft.server;
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import it.unimi.dsi.fastutil.longs.Long2ObjectMap;
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import it.unimi.dsi.fastutil.longs.Long2ObjectOpenHashMap;
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import it.unimi.dsi.fastutil.objects.ObjectIterator;
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import java.util.Random;
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// CraftBukkit start
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import org.bukkit.Location;
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import org.bukkit.event.entity.EntityPortalExitEvent;
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import org.bukkit.util.Vector;
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// CraftBukkit end
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public class PortalTravelAgent {
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private static final BlockPortal a = (BlockPortal) Blocks.NETHER_PORTAL;
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public final WorldServer world; // Paper - private -> public
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private final Random c;
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private final Long2ObjectMap<PortalTravelAgent.ChunkCoordinatesPortal> d = new Long2ObjectOpenHashMap(4096);
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public PortalTravelAgent(WorldServer worldserver) {
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this.world = worldserver;
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this.c = new Random(worldserver.getSeed());
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}
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public void a(Entity entity, float f) {
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if (this.world.worldProvider.getDimensionManager() != DimensionManager.THE_END) {
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if (!this.b(entity, f)) {
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this.a(entity);
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this.b(entity, f);
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}
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} else {
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int i = MathHelper.floor(entity.locX);
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int j = MathHelper.floor(entity.locY) - 1;
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int k = MathHelper.floor(entity.locZ);
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// CraftBukkit start - Modularize end portal creation
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BlockPosition created = this.createEndPortal(entity.locX, entity.locY, entity.locZ);
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entity.setPositionRotation((double) created.getX(), (double) created.getY(), (double) created.getZ(), entity.yaw, 0.0F);
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entity.motX = entity.motY = entity.motZ = 0.0D;
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}
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}
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// Split out from original a(Entity, double, double, double, float) method in order to enable being called from createPortal
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private BlockPosition createEndPortal(double x, double y, double z) {
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int i = MathHelper.floor(x);
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int j = MathHelper.floor(y) - 1;
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int k = MathHelper.floor(z);
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// CraftBukkit end
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byte b0 = 1;
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byte b1 = 0;
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java.util.Collection<org.bukkit.block.Block> bukkitBlocks = new java.util.HashSet<>(); // Paper
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java.util.Map<BlockPosition, IBlockData> nmsBlocks = new java.util.LinkedHashMap<>(); // Paper
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for (int l = -2; l <= 2; ++l) {
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for (int i1 = -2; i1 <= 2; ++i1) {
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for (int j1 = -1; j1 < 3; ++j1) {
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int k1 = i + i1 * 1 + l * 0;
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int l1 = j + j1;
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int i2 = k + i1 * 0 - l * 1;
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boolean flag2 = j1 < 0;
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// Paper start
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BlockPosition pos = new BlockPosition(k1, l1, i2);
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nmsBlocks.put(pos, flag2 ? Blocks.OBSIDIAN.getBlockData() : Blocks.AIR.getBlockData());
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bukkitBlocks.add(this.world.getWorld().getBlockAt(pos.getX(), pos.getY(), pos.getZ()));
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// Paper end
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}
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}
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}
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// Paper start
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org.bukkit.event.world.PortalCreateEvent event = new org.bukkit.event.world.PortalCreateEvent(bukkitBlocks, this.world.getWorld(), org.bukkit.event.world.PortalCreateEvent.CreateReason.OBC_DESTINATION);
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if (event.callEvent()) {
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nmsBlocks.forEach(this.world::setTypeUpdate);
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}
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// Paper end
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// CraftBukkit start
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return new BlockPosition(i, k, k);
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}
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// use logic based on creation to verify end portal
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private BlockPosition findEndPortal(BlockPosition portal) {
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int i = portal.getX();
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int j = portal.getY() - 1;
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int k = portal.getZ();
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byte b0 = 1;
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byte b1 = 0;
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for (int l = -2; l <= 2; ++l) {
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for (int i1 = -2; i1 <= 2; ++i1) {
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for (int j1 = -1; j1 < 3; ++j1) {
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int k1 = i + i1 * b0 + l * b1;
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int l1 = j + j1;
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int i2 = k + i1 * b1 - l * b0;
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boolean flag = j1 < 0;
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if (this.world.getType(new BlockPosition(k1, l1, i2)).getBlock() != (flag ? Blocks.OBSIDIAN : Blocks.AIR)) {
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return null;
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}
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}
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}
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}
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return new BlockPosition(i, j, k);
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}
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// CraftBukkit end
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public boolean b(Entity entity, float f) {
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// CraftBukkit start - Modularize portal search process and entity teleportation
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BlockPosition found = this.findPortal(entity.locX, entity.locY, entity.locZ, world.paperConfig.portalSearchRadius); // Paper - Configurable search radius
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if (found == null) {
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return false;
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}
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Location exit = new Location(this.world.getWorld(), found.getX(), found.getY(), found.getZ(), f, entity.pitch);
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Vector velocity = entity.getBukkitEntity().getVelocity();
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this.adjustExit(entity, exit, velocity);
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entity.setPositionRotation(exit.getX(), exit.getY(), exit.getZ(), exit.getYaw(), exit.getPitch());
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if (entity.motX != velocity.getX() || entity.motY != velocity.getY() || entity.motZ != velocity.getZ()) {
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entity.getBukkitEntity().setVelocity(velocity);
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}
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return true;
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}
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public BlockPosition findPortal(double x, double y, double z, int radius) {
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if (this.world.getWorld().getEnvironment() == org.bukkit.World.Environment.THE_END) {
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return this.findEndPortal(this.world.worldProvider.d());
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}
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// CraftBukkit end
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double d0 = -1.0D;
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// CraftBukkit start
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int i = MathHelper.floor(x);
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int j = MathHelper.floor(z);
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// CraftBukkit end
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boolean flag1 = true;
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Object object = BlockPosition.ZERO;
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long k = ChunkCoordIntPair.a(i, j);
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if (this.d.containsKey(k)) {
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PortalTravelAgent.ChunkCoordinatesPortal portaltravelagent_chunkcoordinatesportal = (PortalTravelAgent.ChunkCoordinatesPortal) this.d.get(k);
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d0 = 0.0D;
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object = portaltravelagent_chunkcoordinatesportal;
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portaltravelagent_chunkcoordinatesportal.b = this.world.getTime();
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flag1 = false;
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} else {
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BlockPosition blockposition = new BlockPosition(x, y, z); // CraftBukkit
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for (int l = -radius; l <= radius; ++l) {
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BlockPosition blockposition1;
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for (int i1 = -radius; i1 <= radius; ++i1) {
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for (BlockPosition blockposition2 = blockposition.a(l, this.world.ab() - 1 - blockposition.getY(), i1); blockposition2.getY() >= 0; blockposition2 = blockposition1) {
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blockposition1 = blockposition2.down();
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if (this.world.getType(blockposition2).getBlock() == PortalTravelAgent.a) {
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for (blockposition1 = blockposition2.down(); this.world.getType(blockposition1).getBlock() == PortalTravelAgent.a; blockposition1 = blockposition1.down()) {
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blockposition2 = blockposition1;
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}
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double d1 = blockposition2.n(blockposition);
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if (d0 < 0.0D || d1 < d0) {
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d0 = d1;
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object = blockposition2;
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}
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}
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}
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}
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}
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}
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if (d0 >= 0.0D) {
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if (flag1) {
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this.d.put(k, new PortalTravelAgent.ChunkCoordinatesPortal((BlockPosition) object, this.world.getTime()));
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}
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// CraftBukkit start - Move entity teleportation logic into exit
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return (BlockPosition) object;
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} else {
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return null;
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}
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}
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// Entity repositioning logic split out from original b method and combined with repositioning logic for The End from original a method
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public void adjustExit(Entity entity, Location position, Vector velocity) {
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Location from = position.clone();
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Vector before = velocity.clone();
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BlockPosition object = new BlockPosition(position.getBlockX(), position.getBlockY(), position.getBlockZ());
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float f = position.getYaw();
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if (this.world.getWorld().getEnvironment() == org.bukkit.World.Environment.THE_END || entity.getBukkitEntity().getWorld().getEnvironment() == org.bukkit.World.Environment.THE_END || entity.getPortalOffset() == null) {
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// entity.setPositionRotation((double) i, (double) j, (double) k, entity.yaw, 0.0F);
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// entity.motX = entity.motY = entity.motZ = 0.0D;
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position.setPitch(0.0F);
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velocity.setX(0);
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velocity.setY(0);
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velocity.setZ(0);
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} else {
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// CraftBukkit end
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double d2 = (double) ((BlockPosition) object).getX() + 0.5D;
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double d3 = (double) ((BlockPosition) object).getZ() + 0.5D;
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ShapeDetector.ShapeDetectorCollection shapedetector_shapedetectorcollection = PortalTravelAgent.a.c((GeneratorAccess) this.world, (BlockPosition) object);
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boolean flag2 = shapedetector_shapedetectorcollection.getFacing().e().c() == EnumDirection.EnumAxisDirection.NEGATIVE;
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double d4 = shapedetector_shapedetectorcollection.getFacing().k() == EnumDirection.EnumAxis.X ? (double) shapedetector_shapedetectorcollection.a().getZ() : (double) shapedetector_shapedetectorcollection.a().getX();
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double d5 = (double) (shapedetector_shapedetectorcollection.a().getY() + 1) - entity.getPortalOffset().y * (double) shapedetector_shapedetectorcollection.e();
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if (flag2) {
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++d4;
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}
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// Paper start - Prevent portal suffocation (and therefore getting teleported up in an attempt to avoid it)
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// Based on work by CarpetMod - Licensed GPL-3.0
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double offset = (1.0D - entity.getPortalOffset().x) * (double) shapedetector_shapedetectorcollection.getWidth() * (double) shapedetector_shapedetectorcollection.getFacing().rotateY().getAxisDirection().getOffset();
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double adjustedRadius = 1.02 * entity.width / 2;
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if (adjustedRadius >= shapedetector_shapedetectorcollection.getWidth() - adjustedRadius) {
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// entity wider than portal, place it in the middle
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adjustedRadius = (double) shapedetector_shapedetectorcollection.getWidth() / 2 - 0.001;
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}
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if (offset >= 0) {
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offset = MathHelper.clamp(offset, adjustedRadius, (double) shapedetector_shapedetectorcollection.getWidth() - adjustedRadius);
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} else {
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offset = MathHelper.clamp(offset, (double) -shapedetector_shapedetectorcollection.getWidth() + adjustedRadius, -adjustedRadius);
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}
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if (shapedetector_shapedetectorcollection.getFacing().k() == EnumDirection.EnumAxis.X) {
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d3 = d4 + offset;
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} else {
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d2 = d4 + offset;
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}
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// Paper end
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float f1 = 0.0F;
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float f2 = 0.0F;
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float f3 = 0.0F;
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float f4 = 0.0F;
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if (shapedetector_shapedetectorcollection.getFacing().opposite() == entity.getPortalDirection()) {
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f1 = 1.0F;
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f2 = 1.0F;
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} else if (shapedetector_shapedetectorcollection.getFacing().opposite() == entity.getPortalDirection().opposite()) {
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f1 = -1.0F;
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f2 = -1.0F;
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} else if (shapedetector_shapedetectorcollection.getFacing().opposite() == entity.getPortalDirection().e()) {
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f3 = 1.0F;
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f4 = -1.0F;
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} else {
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f3 = -1.0F;
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f4 = 1.0F;
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}
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// CraftBukkit start
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double d6 = velocity.getX();
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double d7 = velocity.getZ();
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// CraftBukkit end
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// CraftBukkit start - Adjust position and velocity instances instead of entity
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velocity.setX(d6 * (double) f1 + d7 * (double) f4);
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velocity.setZ(d6 * (double) f3 + d7 * (double) f2);
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f = f - (float) (entity.getPortalDirection().opposite().get2DRotationValue() * 90) + (float) (shapedetector_shapedetectorcollection.getFacing().get2DRotationValue() * 90);
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// entity.setPositionRotation(d2, d5, d3, entity.yaw, entity.pitch);
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position.setX(d2);
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position.setY(d5);
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position.setZ(d3);
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position.setYaw(f);
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}
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EntityPortalExitEvent event = new EntityPortalExitEvent(entity.getBukkitEntity(), from, position, before, velocity);
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this.world.getServer().getPluginManager().callEvent(event);
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Location to = event.getTo();
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if (event.isCancelled() || to == null || !entity.isAlive()) {
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position.setX(from.getX());
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position.setY(from.getY());
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position.setZ(from.getZ());
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position.setYaw(from.getYaw());
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position.setPitch(from.getPitch());
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velocity.copy(before);
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} else {
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position.setX(to.getX());
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position.setY(to.getY());
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position.setZ(to.getZ());
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position.setYaw(to.getYaw());
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position.setPitch(to.getPitch());
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velocity.copy(event.getAfter()); // event.getAfter() will never be null, as setAfter() will cause an NPE if null is passed in
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}
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// CraftBukkit end
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}
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public boolean a(Entity entity) {
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// CraftBukkit start - Allow for portal creation to be based on coordinates instead of entity
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return this.createPortal(entity.locX, entity.locY, entity.locZ, 16);
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}
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public boolean createPortal(double x, double y, double z, int b0) {
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if (this.world.getWorld().getEnvironment() == org.bukkit.World.Environment.THE_END) {
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createEndPortal(x, y, z);
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return true;
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}
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// CraftBukkit end
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double d0 = -1.0D;
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// CraftBukkit start
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int i = MathHelper.floor(x);
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int j = MathHelper.floor(y);
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int k = MathHelper.floor(z);
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// CraftBukkit end
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int l = i;
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int i1 = j;
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int j1 = k;
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int k1 = 0;
|
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int l1 = this.c.nextInt(4);
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BlockPosition.MutableBlockPosition blockposition_mutableblockposition = new BlockPosition.MutableBlockPosition();
|
||||
|
||||
double d1;
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||||
int i2;
|
||||
double d2;
|
||||
int j2;
|
||||
int k2;
|
||||
int l2;
|
||||
int i3;
|
||||
int j3;
|
||||
int k3;
|
||||
int l3;
|
||||
int i4;
|
||||
int j4;
|
||||
int k4;
|
||||
double d3;
|
||||
double d4;
|
||||
|
||||
for (i2 = i - 16; i2 <= i + 16; ++i2) {
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||||
d1 = (double) i2 + 0.5D - x; // CraftBukkit
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||||
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||||
for (j2 = k - 16; j2 <= k + 16; ++j2) {
|
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d2 = (double) j2 + 0.5D - z; // CraftBukkit
|
||||
|
||||
label257:
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for (k2 = this.world.ab() - 1; k2 >= 0; --k2) {
|
||||
if (this.world.isEmpty(blockposition_mutableblockposition.c(i2, k2, j2))) {
|
||||
while (k2 > 0 && this.world.isEmpty(blockposition_mutableblockposition.c(i2, k2 - 1, j2))) {
|
||||
--k2;
|
||||
}
|
||||
|
||||
for (i3 = l1; i3 < l1 + 4; ++i3) {
|
||||
l2 = i3 % 2;
|
||||
j3 = 1 - l2;
|
||||
if (i3 % 4 >= 2) {
|
||||
l2 = -l2;
|
||||
j3 = -j3;
|
||||
}
|
||||
|
||||
for (l3 = 0; l3 < 3; ++l3) {
|
||||
for (i4 = 0; i4 < 4; ++i4) {
|
||||
for (k4 = -1; k4 < 4; ++k4) {
|
||||
k3 = i2 + (i4 - 1) * l2 + l3 * j3;
|
||||
j4 = k2 + k4;
|
||||
int l4 = j2 + (i4 - 1) * j3 - l3 * l2;
|
||||
|
||||
blockposition_mutableblockposition.c(k3, j4, l4);
|
||||
if (k4 < 0 && !this.world.getType(blockposition_mutableblockposition).getMaterial().isBuildable() || k4 >= 0 && !this.world.isEmpty(blockposition_mutableblockposition)) {
|
||||
continue label257;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
d3 = (double) k2 + 0.5D - y; // CraftBukkit
|
||||
d4 = d1 * d1 + d3 * d3 + d2 * d2;
|
||||
if (d0 < 0.0D || d4 < d0) {
|
||||
d0 = d4;
|
||||
l = i2;
|
||||
i1 = k2;
|
||||
j1 = j2;
|
||||
k1 = i3 % 4;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
if (d0 < 0.0D) {
|
||||
for (i2 = i - 16; i2 <= i + 16; ++i2) {
|
||||
d1 = (double) i2 + 0.5D - x; // CraftBukkit
|
||||
|
||||
for (j2 = k - 16; j2 <= k + 16; ++j2) {
|
||||
d2 = (double) j2 + 0.5D - z; // CraftBukkit
|
||||
|
||||
label205:
|
||||
for (k2 = this.world.ab() - 1; k2 >= 0; --k2) {
|
||||
if (this.world.isEmpty(blockposition_mutableblockposition.c(i2, k2, j2))) {
|
||||
while (k2 > 0 && this.world.isEmpty(blockposition_mutableblockposition.c(i2, k2 - 1, j2))) {
|
||||
--k2;
|
||||
}
|
||||
|
||||
for (i3 = l1; i3 < l1 + 2; ++i3) {
|
||||
l2 = i3 % 2;
|
||||
j3 = 1 - l2;
|
||||
|
||||
for (l3 = 0; l3 < 4; ++l3) {
|
||||
for (i4 = -1; i4 < 4; ++i4) {
|
||||
k4 = i2 + (l3 - 1) * l2;
|
||||
k3 = k2 + i4;
|
||||
j4 = j2 + (l3 - 1) * j3;
|
||||
blockposition_mutableblockposition.c(k4, k3, j4);
|
||||
if (i4 < 0 && !this.world.getType(blockposition_mutableblockposition).getMaterial().isBuildable() || i4 >= 0 && !this.world.isEmpty(blockposition_mutableblockposition)) {
|
||||
continue label205;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
d3 = (double) k2 + 0.5D - y; // CraftBukkit
|
||||
d4 = d1 * d1 + d3 * d3 + d2 * d2;
|
||||
if (d0 < 0.0D || d4 < d0) {
|
||||
d0 = d4;
|
||||
l = i2;
|
||||
i1 = k2;
|
||||
j1 = j2;
|
||||
k1 = i3 % 2;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
int i5 = l;
|
||||
int j5 = i1;
|
||||
|
||||
j2 = j1;
|
||||
int k5 = k1 % 2;
|
||||
int l5 = 1 - k5;
|
||||
|
||||
if (k1 % 4 >= 2) {
|
||||
k5 = -k5;
|
||||
l5 = -l5;
|
||||
}
|
||||
|
||||
java.util.Collection<org.bukkit.block.Block> bukkitBlocks = new java.util.HashSet<>(); // Paper
|
||||
java.util.Map<BlockPosition, IBlockData> nmsBlocks = new java.util.LinkedHashMap<>(); // Paper
|
||||
|
||||
if (d0 < 0.0D) {
|
||||
i1 = MathHelper.clamp(i1, 70, this.world.ab() - 10);
|
||||
j5 = i1;
|
||||
|
||||
for (k2 = -1; k2 <= 1; ++k2) {
|
||||
for (i3 = 1; i3 < 3; ++i3) {
|
||||
for (l2 = -1; l2 < 3; ++l2) {
|
||||
j3 = i5 + (i3 - 1) * k5 + k2 * l5;
|
||||
l3 = j5 + l2;
|
||||
i4 = j2 + (i3 - 1) * l5 - k2 * k5;
|
||||
boolean flag1 = l2 < 0;
|
||||
|
||||
// Paper start
|
||||
BlockPosition pos = new BlockPosition(j3, l3, i4);
|
||||
nmsBlocks.put(pos, flag1 ? Blocks.OBSIDIAN.getBlockData() : Blocks.AIR.getBlockData());
|
||||
bukkitBlocks.add(this.world.getWorld().getBlockAt(pos.getX(), pos.getY(), pos.getZ()));
|
||||
// Paper end
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
for (k2 = -1; k2 < 3; ++k2) {
|
||||
for (i3 = -1; i3 < 4; ++i3) {
|
||||
if (k2 == -1 || k2 == 2 || i3 == -1 || i3 == 3) {
|
||||
blockposition_mutableblockposition.c(i5 + k2 * k5, j5 + i3, j2 + k2 * l5);
|
||||
// Paper start
|
||||
BlockPosition pos = new BlockPosition(blockposition_mutableblockposition.getX(), blockposition_mutableblockposition.getY(), blockposition_mutableblockposition.getZ());
|
||||
nmsBlocks.put(pos, Blocks.OBSIDIAN.getBlockData());
|
||||
bukkitBlocks.add(this.world.getWorld().getBlockAt(pos.getX(), pos.getY(), pos.getZ()));
|
||||
// Paper end
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
IBlockData iblockdata = (IBlockData) PortalTravelAgent.a.getBlockData().set(BlockPortal.AXIS, k5 == 0 ? EnumDirection.EnumAxis.Z : EnumDirection.EnumAxis.X);
|
||||
|
||||
for (i3 = 0; i3 < 2; ++i3) {
|
||||
for (l2 = 0; l2 < 3; ++l2) {
|
||||
blockposition_mutableblockposition.c(i5 + i3 * k5, j5 + l2, j2 + i3 * l5);
|
||||
|
||||
// Paper start
|
||||
BlockPosition pos = new BlockPosition(blockposition_mutableblockposition.getX(), blockposition_mutableblockposition.getY(), blockposition_mutableblockposition.getZ());
|
||||
nmsBlocks.put(pos, iblockdata);
|
||||
bukkitBlocks.add(this.world.getWorld().getBlockAt(pos.getX(), pos.getY(), pos.getZ()));
|
||||
// Paper end
|
||||
}
|
||||
}
|
||||
|
||||
// Paper start
|
||||
org.bukkit.event.world.PortalCreateEvent event = new org.bukkit.event.world.PortalCreateEvent(bukkitBlocks, this.world.getWorld(), org.bukkit.event.world.PortalCreateEvent.CreateReason.OBC_DESTINATION);
|
||||
if (event.callEvent()) {
|
||||
nmsBlocks.forEach((pos, data) -> this.world.setTypeAndData(pos, data, 18)); // keep flag in sync with removed call above
|
||||
}
|
||||
// Paper end
|
||||
|
||||
return true;
|
||||
}
|
||||
|
||||
public void a(long i) {
|
||||
if (i % 100L == 0L) {
|
||||
long j = i - 300L;
|
||||
ObjectIterator objectiterator = this.d.values().iterator();
|
||||
|
||||
while (objectiterator.hasNext()) {
|
||||
PortalTravelAgent.ChunkCoordinatesPortal portaltravelagent_chunkcoordinatesportal = (PortalTravelAgent.ChunkCoordinatesPortal) objectiterator.next();
|
||||
|
||||
if (portaltravelagent_chunkcoordinatesportal == null || portaltravelagent_chunkcoordinatesportal.b < j) {
|
||||
objectiterator.remove();
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
public class ChunkCoordinatesPortal extends BlockPosition {
|
||||
|
||||
public long b;
|
||||
|
||||
public ChunkCoordinatesPortal(BlockPosition blockposition, long i) {
|
||||
super(blockposition.getX(), blockposition.getY(), blockposition.getZ());
|
||||
this.b = i;
|
||||
}
|
||||
}
|
||||
}
|
||||
Reference in New Issue
Block a user