Paper/Spigot-Server-Patches/0032-Add-player-view-distance-API.patch
Shane Freeder 3496f2d7e4
Updated Upstream (Bukkit/CraftBukkit/Spigot)
Developers!: You will need to clean up your work/Minecraft/1.13.2 folder for this

Upstream has released updates that appears to apply and compile correctly.
This update has not been tested by PaperMC and as with ANY update, please do your own testing

Bukkit Changes:
b850a822 SPIGOT-4526: Add conversion time API for Zombie & subclasses

CraftBukkit Changes:
38cf676e SPIGOT-4534: CreatureSpawnEvent not being called for CHUNK_GEN
b446cb5d SPIGOT-4527: Fix sponges with waterlogged blocks
6ec8ea5c SPIGOT-4526: Add conversion time API for Zombie & subclasses
c64fe508 Mappings Update
a3c2ec03 Fix missing ServerListPingEvent call for legacy pings

Spigot Changes:
1dc156ce Rebuild patches
140f654d Mappings Update
2018-12-17 05:19:39 +00:00

281 lines
12 KiB
Diff

From 0fc496b449eaf0a6b9cb98c8ab8d345e297a35a6 Mon Sep 17 00:00:00 2001
From: Byteflux <byte@byteflux.net>
Date: Wed, 2 Mar 2016 14:35:27 -0600
Subject: [PATCH] Add player view distance API
diff --git a/src/main/java/net/minecraft/server/EntityHuman.java b/src/main/java/net/minecraft/server/EntityHuman.java
index 1aec6d7c3..1185769ca 100644
--- a/src/main/java/net/minecraft/server/EntityHuman.java
+++ b/src/main/java/net/minecraft/server/EntityHuman.java
@@ -74,6 +74,15 @@ public abstract class EntityHuman extends EntityLiving {
// Paper start
public boolean affectsSpawning = true;
// Paper end
+ // Paper start - Player view distance API
+ private int viewDistance = -1;
+ public int getViewDistance() {
+ return viewDistance == -1 ? ((WorldServer) world).getPlayerChunkMap().getViewDistance() : viewDistance;
+ }
+ public void setViewDistance(int viewDistance) {
+ this.viewDistance = viewDistance;
+ }
+ // Paper end
// CraftBukkit start
public boolean fauxSleeping;
diff --git a/src/main/java/net/minecraft/server/EntityTracker.java b/src/main/java/net/minecraft/server/EntityTracker.java
index d7f33bd53..63e22bd9a 100644
--- a/src/main/java/net/minecraft/server/EntityTracker.java
+++ b/src/main/java/net/minecraft/server/EntityTracker.java
@@ -200,6 +200,7 @@ public class EntityTracker {
}
+ public void updatePlayer(EntityPlayer entityplayer) { a(entityplayer); } // Paper - OBFHELPER
public void a(EntityPlayer entityplayer) {
Iterator iterator = this.c.iterator();
diff --git a/src/main/java/net/minecraft/server/EntityTrackerEntry.java b/src/main/java/net/minecraft/server/EntityTrackerEntry.java
index 6a622f72e..4272d2036 100644
--- a/src/main/java/net/minecraft/server/EntityTrackerEntry.java
+++ b/src/main/java/net/minecraft/server/EntityTrackerEntry.java
@@ -435,7 +435,7 @@ public class EntityTrackerEntry {
public boolean c(EntityPlayer entityplayer) {
double d0 = entityplayer.locX - (double) this.xLoc / 4096.0D;
double d1 = entityplayer.locZ - (double) this.zLoc / 4096.0D;
- int i = Math.min(this.e, this.f);
+ int i = Math.min(this.e, (entityplayer.getViewDistance() - 1) * 16); // Paper - Use player view distance API
return d0 >= (double) (-i) && d0 <= (double) i && d1 >= (double) (-i) && d1 <= (double) i && this.tracker.a(entityplayer);
}
diff --git a/src/main/java/net/minecraft/server/PlayerChunkMap.java b/src/main/java/net/minecraft/server/PlayerChunkMap.java
index 29e24940f..653031af4 100644
--- a/src/main/java/net/minecraft/server/PlayerChunkMap.java
+++ b/src/main/java/net/minecraft/server/PlayerChunkMap.java
@@ -35,7 +35,7 @@ public class PlayerChunkMap {
private final List<PlayerChunk> g = Lists.newLinkedList();
private final List<PlayerChunk> h = Lists.newLinkedList();
private final List<PlayerChunk> i = Lists.newArrayList();
- private int j;
+ private int j;public int getViewDistance() { return j; } // Paper OBFHELPER
private long k;
private boolean l = true;
private boolean m = true;
@@ -261,8 +261,11 @@ public class PlayerChunkMap {
// CraftBukkit start - Load nearby chunks first
List<ChunkCoordIntPair> chunkList = new LinkedList<ChunkCoordIntPair>();
- for (int k = i - this.j; k <= i + this.j; ++k) {
- for (int l = j - this.j; l <= j + this.j; ++l) {
+ // Paper start - Player view distance API
+ int viewDistance = entityplayer.getViewDistance();
+ for (int k = i - viewDistance; k <= i + viewDistance; ++k) {
+ for (int l = j - viewDistance; l <= j + viewDistance; ++l) {
+ // Paper end
chunkList.add(new ChunkCoordIntPair(k, l));
}
}
@@ -281,8 +284,11 @@ public class PlayerChunkMap {
int i = (int) entityplayer.d >> 4;
int j = (int) entityplayer.e >> 4;
- for (int k = i - this.j; k <= i + this.j; ++k) {
- for (int l = j - this.j; l <= j + this.j; ++l) {
+ // Paper start - Player view distance API
+ int viewDistance = entityplayer.getViewDistance();
+ for (int k = i - viewDistance; k <= i + viewDistance; ++k) {
+ for (int l = j - viewDistance; l <= j + viewDistance; ++l) {
+ // Paper end
PlayerChunk playerchunk = this.getChunk(k, l);
if (playerchunk != null) {
@@ -312,7 +318,8 @@ public class PlayerChunkMap {
if (d2 >= 64.0D) {
int k = (int) entityplayer.d >> 4;
int l = (int) entityplayer.e >> 4;
- int i1 = this.j;
+ int i1 = entityplayer.getViewDistance(); // Paper - Player view distance API
+
int j1 = i - k;
int k1 = j - l;
@@ -356,6 +363,8 @@ public class PlayerChunkMap {
return playerchunk != null && playerchunk.d(entityplayer) && playerchunk.e();
}
+ public final void setViewDistanceForAll(int viewDistance) { this.a(viewDistance); } // Paper - OBFHELPER
+ // Paper start - Separate into two methods
public void a(int i) {
i = MathHelper.clamp(i, 3, 32);
if (i != this.j) {
@@ -365,36 +374,55 @@ public class PlayerChunkMap {
while (iterator.hasNext()) {
EntityPlayer entityplayer = (EntityPlayer) iterator.next();
- int k = (int) entityplayer.locX >> 4;
- int l = (int) entityplayer.locZ >> 4;
- int i1;
- int j1;
-
- if (j > 0) {
- for (i1 = k - i; i1 <= k + i; ++i1) {
- for (j1 = l - i; j1 <= l + i; ++j1) {
- PlayerChunk playerchunk = this.c(i1, j1);
-
- if (!playerchunk.d(entityplayer)) {
- playerchunk.a(entityplayer);
- }
+ this.setViewDistance(entityplayer, i, false); // Paper - Split, don't mark sort pending, we'll handle it after
+ }
+
+ this.j = i;
+ this.e();
+ }
+ }
+
+ public void setViewDistance(EntityPlayer entityplayer, int i) {
+ this.setViewDistance(entityplayer, i, true); // Mark sort pending by default so we don't have to remember to do so all the time
+ }
+
+ // Copied from above with minor changes
+ public void setViewDistance(EntityPlayer entityplayer, int i, boolean markSort) {
+ i = MathHelper.clamp(i, 3, 32);
+ int oldViewDistance = entityplayer.getViewDistance();
+ if (i != oldViewDistance) {
+ int j = i - oldViewDistance;
+
+ int k = (int) entityplayer.locX >> 4;
+ int l = (int) entityplayer.locZ >> 4;
+ int i1;
+ int j1;
+
+ if (j > 0) {
+ for (i1 = k - i; i1 <= k + i; ++i1) {
+ for (j1 = l - i; j1 <= l + i; ++j1) {
+ PlayerChunk playerchunk = this.c(i1, j1);
+
+ if (!playerchunk.d(entityplayer)) {
+ playerchunk.a(entityplayer);
}
}
- } else {
- for (i1 = k - this.j; i1 <= k + this.j; ++i1) {
- for (j1 = l - this.j; j1 <= l + this.j; ++j1) {
- if (!this.a(i1, j1, k, l, i)) {
- this.c(i1, j1).b(entityplayer);
- }
+ }
+ } else {
+ for (i1 = k - oldViewDistance; i1 <= k + oldViewDistance; ++i1) {
+ for (j1 = l - oldViewDistance; j1 <= l + oldViewDistance; ++j1) {
+ if (!this.a(i1, j1, k, l, i)) {
+ this.c(i1, j1).b(entityplayer);
}
}
}
+ if (markSort) {
+ this.e();
+ }
}
-
- this.j = i;
- this.e();
}
}
+ // Paper end
private void e() {
this.l = true;
@@ -473,4 +501,32 @@ public class PlayerChunkMap {
}
}
// CraftBukkit end
+
+ // Paper start - Player view distance API
+ public void updateViewDistance(EntityPlayer player, int distanceIn) {
+ final int oldViewDistance = player.getViewDistance();
+
+ // This represents the view distance that we will set on the player
+ // It can exist as a negative value
+ int playerViewDistance = MathHelper.clamp(distanceIn, 3, 32);
+
+ // This value is the one we actually use to update the chunk map
+ // We don't ever want this to be a negative
+ int toSet = playerViewDistance;
+
+ if (distanceIn < 0) {
+ playerViewDistance = -1;
+ toSet = world.getPlayerChunkMap().getViewDistance();
+ }
+
+ if (toSet != oldViewDistance) {
+ // Order matters
+ this.setViewDistance(player, toSet);
+ player.setViewDistance(playerViewDistance);
+
+ //Force update entity trackers
+ this.getWorld().getTracker().updatePlayer(player);
+ }
+ }
+ // Paper end
}
diff --git a/src/main/java/net/minecraft/server/SpawnerCreature.java b/src/main/java/net/minecraft/server/SpawnerCreature.java
index ff564508f..4233b94a1 100644
--- a/src/main/java/net/minecraft/server/SpawnerCreature.java
+++ b/src/main/java/net/minecraft/server/SpawnerCreature.java
@@ -44,7 +44,7 @@ public final class SpawnerCreature {
boolean flag3 = true;
// Spigot Start
byte b0 = worldserver.spigotConfig.mobSpawnRange;
- b0 = ( b0 > worldserver.spigotConfig.viewDistance ) ? (byte) worldserver.spigotConfig.viewDistance : b0;
+ b0 = ( b0 > entityhuman.getViewDistance() ) ? (byte) entityhuman.getViewDistance() : b0; // Paper - Use player view distance API
b0 = ( b0 > 8 ) ? 8 : b0;
for (int i1 = -b0; i1 <= b0; ++i1) {
diff --git a/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java b/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
index 6635f1a4a..d2ff18cf7 100644
--- a/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
+++ b/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
@@ -1646,6 +1646,16 @@ public class CraftPlayer extends CraftHumanEntity implements Player {
public boolean getAffectsSpawning() {
return this.getHandle().affectsSpawning;
}
+
+ @Override
+ public int getViewDistance() {
+ return getHandle().getViewDistance();
+ }
+
+ @Override
+ public void setViewDistance(int viewDistance) {
+ ((WorldServer) getHandle().world).getPlayerChunkMap().updateViewDistance(getHandle(), viewDistance);
+ }
// Paper end
@Override
diff --git a/src/main/java/org/spigotmc/ActivationRange.java b/src/main/java/org/spigotmc/ActivationRange.java
index a95f93eb7..09df00e94 100644
--- a/src/main/java/org/spigotmc/ActivationRange.java
+++ b/src/main/java/org/spigotmc/ActivationRange.java
@@ -108,13 +108,13 @@ public class ActivationRange
int maxRange = Math.max( monsterActivationRange, animalActivationRange );
maxRange = Math.max( maxRange, miscActivationRange );
- maxRange = Math.min( ( world.spigotConfig.viewDistance << 4 ) - 8, maxRange );
+ //maxRange = Math.min( ( world.spigotConfig.viewDistance << 4 ) - 8, maxRange ); Paper - Use player view distance API below instead
for ( EntityHuman player : world.players )
{
-
+ int playerMaxRange = maxRange = Math.min( ( player.getViewDistance() << 4 ) - 8, maxRange ); // Paper - Use player view distance API
player.activatedTick = MinecraftServer.currentTick;
- maxBB = player.getBoundingBox().grow( maxRange, 256, maxRange );
+ maxBB = player.getBoundingBox().grow( playerMaxRange, 256, playerMaxRange ); // Paper - Use player view distance API
miscBB = player.getBoundingBox().grow( miscActivationRange, 256, miscActivationRange );
animalBB = player.getBoundingBox().grow( animalActivationRange, 256, animalActivationRange );
monsterBB = player.getBoundingBox().grow( monsterActivationRange, 256, monsterActivationRange );
--
2.20.0