From 8a8ea6d43ef3a37395e5175bf65dbc6a88e3e712 Mon Sep 17 00:00:00 2001 From: BillyGalbreath Date: Fri, 10 Nov 2017 23:03:12 -0500 Subject: [PATCH] Option for maximum exp value when merging orbs diff --git a/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java b/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java index 7e5c710e1f..35bef53358 100644 --- a/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java +++ b/src/main/java/com/destroystokyo/paper/PaperWorldConfig.java @@ -371,4 +371,10 @@ public class PaperWorldConfig { disableCreeperLingeringEffect = getBoolean("disable-creeper-lingering-effect", false); log("Creeper lingering effect: " + disableCreeperLingeringEffect); } + + public int expMergeMaxValue; + private void expMergeMaxValue() { + expMergeMaxValue = getInt("experience-merge-max-value", -1); + log("Experience Merge Max Value: " + expMergeMaxValue); + } } diff --git a/src/main/java/net/minecraft/server/World.java b/src/main/java/net/minecraft/server/World.java index 7712ee9db0..564f2aecdf 100644 --- a/src/main/java/net/minecraft/server/World.java +++ b/src/main/java/net/minecraft/server/World.java @@ -1032,16 +1032,32 @@ public abstract class World implements IEntityAccess, GeneratorAccess, IIBlockAc EntityExperienceOrb xp = (EntityExperienceOrb) entity; double radius = spigotConfig.expMerge; if (radius > 0) { + // Paper start - Maximum exp value when merging - Whole section has been tweaked, see comments for specifics + final int maxValue = paperConfig.expMergeMaxValue; + final boolean mergeUnconditionally = paperConfig.expMergeMaxValue <= 0; + if (mergeUnconditionally || xp.value < maxValue) { // Paper - Skip iteration if unnecessary + List entities = this.getEntities(entity, entity.getBoundingBox().grow(radius, radius, radius)); for (Entity e : entities) { if (e instanceof EntityExperienceOrb) { EntityExperienceOrb loopItem = (EntityExperienceOrb) e; - if (!loopItem.dead) { - xp.value += loopItem.value; - loopItem.die(); + // Paper start + if (!loopItem.dead && !(maxValue > 0 && loopItem.value >= maxValue)) { + long newTotal = (long)xp.value + (long)loopItem.value; + if ((int) newTotal < 0) continue; // Overflow + if (maxValue > 0 && newTotal > (long)maxValue) { + loopItem.value = (int) (newTotal - maxValue); + xp.value = maxValue; + } else { + xp.value += loopItem.value; + loopItem.die(); + } + // Paper end } } } + + } // Paper end - End iteration skip check - All tweaking ends here } } // Spigot end -- 2.19.0