Paper/Spigot-Server-Patches/0032-Add-player-view-distance-API.patch
Shane Freeder 1e39773b53
Updated Upstream (Bukkit/CraftBukkit/Spigot)
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:
9d0221aa API to get client side view distance.
9be7f0ea SPIGOT-4395: Additions to PlayerBedEnterEvent.
01e534c6 Minor cosmetic cleanups to imports etc

CraftBukkit Changes:
96c461b3 API to get client side view distance.
e2785f4e Remove note about development build
a8000588 SPIGOT-4395: Additions to PlayerBedEnterEvent.

Spigot Changes:
117d4f7e Rebuild patches
2018-11-03 00:29:57 +00:00

281 lines
12 KiB
Diff

From baf90d1a6d61697bf6b0d2ad89a714ef689d5ef1 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 6b58f632bd..d245502286 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 70c9b1f50c..0ea6392284 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 8478a81f5c..5dbd493f41 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 12a8fec29a..7ca85a56ca 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;
@@ -265,8 +265,11 @@ 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));
}
}
@@ -285,8 +288,11 @@ 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) {
@@ -316,7 +322,8 @@ 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;
@@ -360,6 +367,8 @@ 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) {
@@ -369,36 +378,55 @@ 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;
@@ -477,4 +505,32 @@ 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 601d4c62d4..b919226bbf 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 6635f1a4a3..d2ff18cf77 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 a95f93eb76..09df00e94b 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 );
--
2.19.1