PaperMC/patches/server/0904-Add-experience-points-API.patch
Spottedleaf da9d110d5b Remove chunk save reattempt patch
This patch does not appear to be doing anything useful, and may
hide errors.

Currently, the save logic does not run through this path either
so it did not do anything.

Additionally, properly implement support for handling
RegionFileSizeException in Moonrise.
2024-11-28 18:27:59 -08:00

73 lines
3.9 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Lukas Planz <lukas.planz@web.de>
Date: Tue, 5 Sep 2023 20:34:20 +0200
Subject: [PATCH] Add experience points API
diff --git a/src/main/java/net/minecraft/world/entity/player/Player.java b/src/main/java/net/minecraft/world/entity/player/Player.java
index aca888c2f02b09ac6739bdc81b194c4527dd69f5..a19a795deaa7f46c92b97912e2ade006bc90c2d5 100644
--- a/src/main/java/net/minecraft/world/entity/player/Player.java
+++ b/src/main/java/net/minecraft/world/entity/player/Player.java
@@ -1823,7 +1823,7 @@ public abstract class Player extends LivingEntity {
}
public int getXpNeededForNextLevel() {
- return this.experienceLevel >= 30 ? 112 + (this.experienceLevel - 30) * 9 : (this.experienceLevel >= 15 ? 37 + (this.experienceLevel - 15) * 5 : 7 + this.experienceLevel * 2);
+ return this.experienceLevel >= 30 ? 112 + (this.experienceLevel - 30) * 9 : (this.experienceLevel >= 15 ? 37 + (this.experienceLevel - 15) * 5 : 7 + this.experienceLevel * 2); // Paper - diff on change; calculateTotalExperiencePoints
}
// Paper start - send while respecting visibility
private static void sendSoundEffect(Player fromEntity, double x, double y, double z, SoundEvent soundEffect, SoundSource soundCategory, float volume, float pitch) {
diff --git a/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java b/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
index 1a2fa3ffaa36b486513ff5b16cf2ee27269cae18..46e800a3116a364cc8230b2f84084ade256959c7 100644
--- a/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
+++ b/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java
@@ -1933,6 +1933,49 @@ public class CraftPlayer extends CraftHumanEntity implements Player {
Preconditions.checkArgument(exp >= 0, "Total experience points must not be negative (%s)", exp);
this.getHandle().totalExperience = exp;
}
+ // Paper start
+ @Override
+ public int calculateTotalExperiencePoints() {
+ return calculateTotalExperiencePoints(this.getLevel()) + Math.round(this.getExperiencePointsNeededForNextLevel() * getExp());
+ }
+
+ @Override
+ public void setExperienceLevelAndProgress(final int totalExperience) {
+ Preconditions.checkArgument(totalExperience >= 0, "Total experience points must not be negative (%s)", totalExperience);
+ int level = calculateLevelsForExperiencePoints(totalExperience);
+ int remainingPoints = totalExperience - calculateTotalExperiencePoints(level);
+
+ this.getHandle().experienceLevel = level;
+ this.getHandle().experienceProgress = (float) remainingPoints / this.getExperiencePointsNeededForNextLevel();
+ this.getHandle().lastSentExp = -1;
+ }
+
+ @Override
+ public int getExperiencePointsNeededForNextLevel() {
+ return this.getHandle().getXpNeededForNextLevel();
+ }
+
+ // See https://minecraft.wiki/w/Experience#Leveling_up for reference
+ private int calculateTotalExperiencePoints(int level) {
+ if (level <= 16) {
+ return (int) (Math.pow(level, 2) + 6 * level);
+ } else if (level <= 31) {
+ return (int) (2.5 * Math.pow(level, 2) - 40.5 * level + 360.0);
+ } else {
+ return (int) (4.5 * Math.pow(level, 2) - 162.5 * level + 2220.0);
+ }
+ }
+
+ private int calculateLevelsForExperiencePoints(int points) {
+ if (points <= 352) { // Level 0-16
+ return (int) Math.floor(Math.sqrt(points + 9) - 3);
+ } else if (points <= 1507) { // Level 17-31
+ return (int) Math.floor(8.1 + Math.sqrt(0.4 * (points - (7839.0 / 40.0))));
+ } else { // 32+
+ return (int) Math.floor((325.0 / 18.0) + Math.sqrt((2.0 / 9.0) * (points - (54215.0 / 72.0))));
+ }
+ }
+ // Paper end
@Override
public void sendExperienceChange(float progress) {