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Revert "Implements interface for changing the view distance."

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This commit is contained in:
EvilSeph 2011-08-15 14:27:02 -04:00
parent 12e377501e
commit 8ea590bbcc
7 changed files with 33 additions and 294 deletions
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69
src/main/java/net/minecraft/server/EntityPlayer.java
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@ -29,16 +29,6 @@ public class EntityPlayer extends EntityHuman implements ICrafting {
private int bO = 0;
public boolean h;
// CraftBukkit start - extra variables
private boolean viewDistanceSet;
private int viewDistance; // set view distance on a per player basis
private int actualViewDistance; // when view distance in the world changes, need to know how far I could previously see
public String displayName;
public org.bukkit.Location compassTarget;
public long timeOffset = 0;
public boolean relativeTime = true;
// CraftBukkit end
public EntityPlayer(MinecraftServer minecraftserver, World world, String s, ItemInWorldManager iteminworldmanager) {
super(world);
iteminworldmanager.player = this;
@ -61,12 +51,13 @@ public class EntityPlayer extends EntityHuman implements ICrafting {
this.height = 0.0F;
// CraftBukkit start
this.viewDistanceSet = false;
this.actualViewDistance = getViewDistance(); // set the 'current' view distance. This value will be updated any time the actual view distance changes
this.displayName = this.name;
// CraftBukkit end
}
public String displayName;
public org.bukkit.Location compassTarget;
// CraftBukkit end
public void spawnIn(World world) {
super.spawnIn(world);
// CraftBukkit - world fallback code, either respawn location or global spawn
@ -492,6 +483,8 @@ public class EntityPlayer extends EntityHuman implements ICrafting {
}
// CraftBukkit start
public long timeOffset = 0;
public boolean relativeTime = true;
public long getPlayerTime() {
if (this.relativeTime) {
@ -507,55 +500,5 @@ public class EntityPlayer extends EntityHuman implements ICrafting {
public String toString() {
return super.toString() + "(" + this.name + " at " + this.locX + "," + this.locY + "," + this.locZ + ")";
}
public void setViewDistance(int viewDistance) {
if (viewDistance < 1) { // for now must set view distance to 1 or higher. 0 might be possible, but it breaks the game at the moment
viewDistance = 1;
}
this.viewDistance = viewDistance;
this.viewDistanceSet = true;
updateViewDistance();
}
public int getViewDistance() {
if (viewDistanceSet) {
return viewDistance;
} else {
return defaultViewDistance();
}
}
private int defaultViewDistance() {
org.bukkit.World world = getBukkitEntity().getWorld();
if (world != null) {
return world.getViewDistance();
} else {
return getBukkitEntity().getServer().getViewDistance();
}
}
public void resetViewDistance() {
this.viewDistanceSet = false;
updateViewDistance();
}
public boolean isViewDistanceSet() {
return viewDistanceSet;
}
/**
* Should be called every time the view distance might have changed.
* Ensures we are always aware of the current and previous view distances.
*
* synchronized so that we are always sure that we have accurately tracked the view distance changes
*/
public synchronized void updateViewDistance() {
if (actualViewDistance == getViewDistance()) {
return;
}
// notify the player manager that our view distance may have changed
((CraftWorld) getBukkitEntity().getWorld()).getHandle().manager.updatePlayerViewDistance(this, actualViewDistance, getViewDistance());
actualViewDistance = getViewDistance();
}
// CraftBukkit end
}

118
src/main/java/net/minecraft/server/PlayerManager.java
View File

@ -14,10 +14,15 @@ public class PlayerManager {
private final int[][] g = new int[][] { { 1, 0}, { 0, 1}, { -1, 0}, { 0, -1}};
public PlayerManager(MinecraftServer minecraftserver, int i, int j) {
// CraftBukkit start - no longer need to track view distance here, defers to the player.
if (j > 15) {
throw new IllegalArgumentException("Too big view radius!");
} else if (j < 3) {
throw new IllegalArgumentException("Too small view radius!");
} else {
this.f = j;
this.server = minecraftserver;
this.e = i;
// CraftBukkit end
}
}
public WorldServer a() {
@ -61,7 +66,7 @@ public class PlayerManager {
entityplayer.d = entityplayer.locX;
entityplayer.e = entityplayer.locZ;
int k = 0;
int l = entityplayer.getViewDistance(); // CraftBukkit - use per-player view distance rather than this.f;
int l = this.f;
int i1 = 0;
int j1 = 0;
@ -96,11 +101,8 @@ public class PlayerManager {
int i = (int) entityplayer.d >> 4;
int j = (int) entityplayer.e >> 4;
// CraftBukkit start - use per-player view distance instead of this.f
int viewDistance = entityplayer.getViewDistance();
for (int k = i - viewDistance; k <= i + viewDistance; ++k) {
for (int l = j - viewDistance; l <= j + viewDistance; ++l) {
// CraftBukkit end
for (int k = i - this.f; k <= i + this.f; ++k) {
for (int l = j - this.f; l <= j + this.f; ++l) {
PlayerInstance playerinstance = this.a(k, l, false);
if (playerinstance != null) {
@ -112,14 +114,12 @@ public class PlayerManager {
this.managedPlayers.remove(entityplayer);
}
// CraftBukkit start - changed signature to take a reference to a player. Allows for per-player view distance checks
private boolean a(int viewDistance, int i, int j, int k, int l) {
private boolean a(int i, int j, int k, int l) {
int i1 = i - k;
int j1 = j - l;
return i1 >= -viewDistance && i1 <= viewDistance ? j1 >= -viewDistance && j1 <= viewDistance : false; // CraftBukkit - use per-player view distance
return i1 >= -this.f && i1 <= this.f ? j1 >= -this.f && j1 <= this.f : false;
}
// CraftBukkit end
public void movePlayer(EntityPlayer entityplayer) {
int i = (int) entityplayer.locX >> 4;
@ -135,16 +135,13 @@ public class PlayerManager {
int j1 = j - l;
if (i1 != 0 || j1 != 0) {
// CraftBukkit start - use per-player view distance instead of this.f
int viewDistance = entityplayer.getViewDistance();
for (int k1 = i - viewDistance; k1 <= i + viewDistance; ++k1) {
for (int l1 = j - viewDistance; l1 <= j + viewDistance; ++l1) {
if (!this.a(viewDistance, k1, l1, k, l)) { // CraftBukkit - use per-player view distance
for (int k1 = i - this.f; k1 <= i + this.f; ++k1) {
for (int l1 = j - this.f; l1 <= j + this.f; ++l1) {
if (!this.a(k1, l1, k, l)) {
this.a(k1, l1, true).a(entityplayer);
}
if (!this.a(viewDistance, k1 - i1, l1 - j1, i, j)) { // CraftBukkit - use per-player view distance
// CraftBukkit end
if (!this.a(k1 - i1, l1 - j1, i, j)) {
PlayerInstance playerinstance = this.a(k1 - i1, l1 - j1, false);
if (playerinstance != null) {
@ -185,87 +182,4 @@ public class PlayerManager {
static List b(PlayerManager playermanager) {
return playermanager.c;
}
// CraftBukkit start
/**
* This method will update references of the EntityPlayer to ensure they are being sent all and only those chunks they can see.
* Note that no attempt is made in this method to track the distance viewable. As such, care should be taken to ensure the
* EntityPlayer could indeed see as far previously as you have specified.
*
* If the chunks which the EntityPlayer can see changes, chunks will be added or removed in a spiral fashion.
* @param entityPlayer the EntityPlayer to update
* @param oldViewDistance the previous distance they could see
* @param newViewDistance the new distance they can see
*/
public void updatePlayerViewDistance(EntityPlayer entityPlayer, int oldViewDistance, int newViewDistance) {
if (oldViewDistance == newViewDistance) {
return;
}
int chunkX = (int) entityPlayer.locX >> 4;
int chunkZ = (int) entityPlayer.locZ >> 4;
entityPlayer.d = entityPlayer.locX; // set the 'last known' position
entityPlayer.e = entityPlayer.locZ;
// Going to add/remove players from player-chunk maps in a spiral fashion
// This will send players new chunks they don't have, as well as stop sending chunks they shouldn't have
// We move in an anticlockwise fashion, and can start at any of the four corners
// 0 is [-1,-1]; 1 is [1,-1]; 2 is [1,1]; 3 is [-1,1];
int corner = 2; // TODO use the direction the player is facing to determine best start corner
int xStartOffset = this.g[(corner+3)%4][(corner+1)%2]; // calculate which offset to use based on corner we start in
int zStartOffset = this.g[(corner+2)%4][corner%2];
int deltaX;
int deltaZ;
int loop;
int loopStart;
if (newViewDistance < oldViewDistance) {
// Remove player from outer chunk loops in player-chunk map
loopStart = oldViewDistance;
for (loop = loopStart, deltaX = xStartOffset*loopStart, deltaZ = zStartOffset*loopStart;
loop > newViewDistance;
--loop, deltaX-=xStartOffset, deltaZ-=zStartOffset) {
for (int edge = 0; edge < 4; ++edge) {
int[] direction = this.g[corner++ % 4];
for (int i2 = 0; i2 < loop*2; ++i2) {
deltaX += direction[0];
deltaZ += direction[1];
this.removePlayerFromChunk(entityPlayer, chunkX + deltaX, chunkZ + deltaZ);
}
}
}
} else if (newViewDistance > oldViewDistance) {
// Add player to outer chunk loops in player-chunk map
loopStart = oldViewDistance + 1; // start adding outside the current outer loop
for (loop = loopStart, deltaX = xStartOffset*loopStart, deltaZ = zStartOffset*loopStart;
loop <= newViewDistance;
++loop, deltaX+=xStartOffset, deltaZ+=zStartOffset) {
for (int edge = 0; edge < 4; ++edge) {
int[] direction = this.g[corner++ % 4];
for (int i2 = 0; i2 < loop*2; ++i2) {
deltaX += direction[0];
deltaZ += direction[1];
this.addPlayerToChunk(entityPlayer, chunkX + deltaX, chunkZ + deltaZ);
}
}
}
}
}
private void removePlayerFromChunk(EntityPlayer entityPlayer, int chunkX, int chunkZ) {
PlayerInstance chunkPlayerMap = this.a(chunkX, chunkZ, false); // get the chunk-player map for this chunk, don't create it if it doesn't exist yet
if (chunkPlayerMap != null) {
chunkPlayerMap.b(entityPlayer); // if the chunk-player map exists, remove the player from it.
}
}
private void addPlayerToChunk(EntityPlayer entityPlayer, int chunkX, int chunkZ) {
PlayerInstance chunkPlayerMap = this.a(chunkX, chunkZ, true); // get the chunk-player map for this chunk, create it if it doesn't exist yet
chunkPlayerMap.a(entityPlayer); // add the player to the chunk-player map
}
// CraftBukkit end
}

20
src/main/java/net/minecraft/server/ServerConfigurationManager.java
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@ -46,7 +46,6 @@ public class ServerConfigurationManager {
// CraftBukkit start
private CraftServer cserver;
private int viewDistance;
public ServerConfigurationManager(MinecraftServer minecraftserver) {
minecraftserver.server = new CraftServer(minecraftserver, this);
@ -59,7 +58,7 @@ public class ServerConfigurationManager {
this.k = minecraftserver.a("banned-ips.txt");
this.l = minecraftserver.a("ops.txt");
this.m = minecraftserver.a("white-list.txt");
this.viewDistance = minecraftserver.propertyManager.getInt("view-distance", 10); // CraftBukkit - add field viewDistance
int i = minecraftserver.propertyManager.getInt("view-distance", 10);
// CraftBukkit - removed playermanagers
this.maxPlayers = minecraftserver.propertyManager.getInt("max-players", 20);
@ -96,7 +95,7 @@ public class ServerConfigurationManager {
public int a() {
// CraftBukkit start
if (this.server.worlds.size() == 0) {
return this.viewDistance * 16 - 16; // Use field value
return this.server.propertyManager.getInt("view-distance", 10) * 16 - 16;
}
return this.server.worlds.get(0).manager.getFurthestViewableBlock();
// CraftBukkit end
@ -638,19 +637,4 @@ public class ServerConfigurationManager {
entityplayer.updateInventory(entityplayer.defaultContainer);
entityplayer.C();
}
// CraftBukkit start - getters and setters for viewDistance
public void setViewDistance(int viewDistance) {
this.viewDistance = viewDistance;
}
public int getViewDistance() {
return viewDistance;
}
public void saveViewDistance() {
this.server.propertyManager.properties.setProperty("view-distance", Integer.toString(this.viewDistance));
this.server.propertyManager.savePropertiesFile();
}
// CraftBukkit end
}

54
src/main/java/net/minecraft/server/WorldServer.java
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@ -21,10 +21,6 @@ public class WorldServer extends World implements BlockChangeDelegate {
public boolean canSave;
public final MinecraftServer server; // CraftBukkit - private -> public final
private EntityList G = new EntityList();
// CraftBukkit start - extra variables
private int viewDistance; // keep track of changes to view distance
private boolean viewDistanceSet; // ...and if any changes have been made
// CraftBukkit end
// CraftBukkit start - change signature
public WorldServer(MinecraftServer minecraftserver, IDataManager idatamanager, String s, int i, long j, org.bukkit.World.Environment env, ChunkGenerator gen) {
@ -33,9 +29,7 @@ public class WorldServer extends World implements BlockChangeDelegate {
this.dimension = i;
this.pvpMode = minecraftserver.pvpMode;
// use view distance from configuration manager, instead of property manager
// TODO allow saving view distance per world
this.manager = new PlayerManager(minecraftserver, this.dimension, minecraftserver.serverConfigurationManager.getViewDistance());
this.manager = new PlayerManager(minecraftserver, this.dimension, minecraftserver.propertyManager.getInt("view-distance", 10));
}
public final int dimension;
@ -188,50 +182,4 @@ public class WorldServer extends World implements BlockChangeDelegate {
// CraftBukkit end
}
}
// CraftBukkit start - add getter and setter for view distance
public int getViewDistance() {
if (viewDistanceSet) {
return viewDistance;
} else {
return getServer().getViewDistance();
}
}
/**
* This method enforces notchian view distances. Do not set it below 3 or above 15.
* It is possible to set view distance per-player to any positive value.
* @param viewDistance the number of chunks players herein managed can see by default.
* @throws IllegalArgumentException If view distance is less than 3 or greater than 15
*/
public void setViewDistance(int viewDistance) throws IllegalArgumentException{
if (viewDistance > 15) {
throw new IllegalArgumentException("Too big view radius!");
} else if (viewDistance < 3) {
throw new IllegalArgumentException("Too small view radius!");
} else {
this.viewDistance = viewDistance;
this.viewDistanceSet = true;
updateViewDistance();
}
}
public void resetViewDistance() {
viewDistanceSet = false;
updateViewDistance();
}
public boolean isViewDistanceSet() {
return viewDistanceSet;
}
public void updateViewDistance() {
// notify players that they may have to update their view distance
for (Object entityPlayerObject : this.manager.managedPlayers) {
if (entityPlayerObject instanceof EntityPlayer) {
((EntityPlayer) entityPlayerObject).updateViewDistance();
}
}
}
// CraftBukkit end
}

20
src/main/java/org/bukkit/craftbukkit/CraftServer.java
View File

@ -275,6 +275,10 @@ public final class CraftServer implements Server {
return this.getConfigInt("server-port", 25565);
}
public int getViewDistance() {
return this.getConfigInt("view-distance", 10);
}
public String getIp() {
return this.getConfigString("server-ip", "");
}
@ -750,22 +754,6 @@ public final class CraftServer implements Server {
return this.console.allowFlight;
}
public int getViewDistance() {
return server.getViewDistance();
}
public void setViewDistance(int viewDistance) throws IllegalArgumentException{
server.setViewDistance(viewDistance);
updateViewDistance();
server.saveViewDistance();
}
public void updateViewDistance() {
for (World world : worlds.values()) {
((CraftWorld) world).updateViewDistance();
}
}
public ChunkGenerator getGenerator(String world) {
ConfigurationNode node = configuration.getNode("worlds");
ChunkGenerator result = null;

20
src/main/java/org/bukkit/craftbukkit/CraftWorld.java
View File

@ -811,24 +811,4 @@ public class CraftWorld implements World {
}
}
}
public int getViewDistance() {
return world.getViewDistance();
}
public void setViewDistance(int viewDistance) throws IllegalArgumentException{
world.setViewDistance(viewDistance);
}
public void resetViewDistance(){
world.resetViewDistance();
}
public boolean isViewDistanceSet() {
return world.isViewDistanceSet();
}
public void updateViewDistance() {
world.updateViewDistance();
}
}

22
src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
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@ -1,5 +1,7 @@
package org.bukkit.craftbukkit.entity;
import java.net.InetSocketAddress;
import java.net.SocketAddress;
import net.minecraft.server.EntityHuman;
import net.minecraft.server.EntityPlayer;
import net.minecraft.server.Packet131;
@ -26,11 +28,7 @@ import org.bukkit.entity.Player;
import org.bukkit.event.player.PlayerTeleportEvent;
import org.bukkit.map.MapView;
import java.net.InetSocketAddress;
import java.net.SocketAddress;
public class CraftPlayer extends CraftHumanEntity implements Player {
public CraftPlayer(CraftServer server, EntityPlayer entity) {
super(server, entity);
}
@ -347,20 +345,4 @@ public class CraftPlayer extends CraftHumanEntity implements Player {
public void resetPlayerTime() {
setPlayerTime(0, true);
}
public void setViewDistance(int viewDistance) {
getHandle().setViewDistance(viewDistance);
}
public int getViewDistance() {
return getHandle().getViewDistance();
}
public void resetViewDistance() {
getHandle().resetViewDistance();
}
public boolean isViewDistanceSet() {
return getHandle().isViewDistanceSet();
}
}