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PlazmaBukkitMC/patches/api/0001-Pufferfish-API-Changes.patch
github-actions[bot] 613b2276ac Updated Upstream (Purpur) 
Upstream has released updates that appear to apply and compile correctly

Purpur Changes:
PurpurMC/Purpur@bd5c4b6 Updated Upstream (Paper)
2023-03-31 07:23:41 +00:00

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From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: AlphaKR93 <dev@alpha93.kr>
Date: Fri, 31 Mar 2023 07:18:37 +0000
Subject: [PATCH] Pufferfish API Changes
Original: Kevin Raneri <kevin.raneri@gmail.com>
Copyright (C) 2023 Pufferfish Studios LLC
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
diff --git a/build.gradle.kts b/build.gradle.kts
index cad12a2632b9ebb569280441c42869685db1f31a..b83e2c5a0a094002d12aee55ec0cf8d12bf33f3e 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -42,6 +42,7 @@ dependencies {
apiAndDocs("net.kyori:adventure-text-logger-slf4j")
api("org.apache.logging.log4j:log4j-api:2.17.1")
api("org.slf4j:slf4j-api:1.8.0-beta4")
+ api("io.sentry:sentry:5.4.0") // Pufferfish
implementation("org.ow2.asm:asm:9.4")
implementation("org.ow2.asm:asm-commons:9.4")
@@ -85,6 +86,13 @@ val generateApiVersioningFile by tasks.registering {
}
}
+// Pufferfish Start
+tasks.withType<JavaCompile> {
+ val compilerArgs = options.compilerArgs
+ compilerArgs.add("--add-modules=jdk.incubator.vector")
+}
+// Pufferfish End
+
tasks.jar {
from(generateApiVersioningFile.map { it.outputs.files.singleFile }) {
into("META-INF/maven/${project.group}/${project.name}")
diff --git a/src/main/java/gg/pufferfish/pufferfish/sentry/SentryContext.java b/src/main/java/gg/pufferfish/pufferfish/sentry/SentryContext.java
new file mode 100644
index 0000000000000000000000000000000000000000..6fbaf2a232745db0a41394b1c2cc0cc90cefc4ee
--- /dev/null
+++ b/src/main/java/gg/pufferfish/pufferfish/sentry/SentryContext.java
@@ -0,0 +1,161 @@
+package gg.pufferfish.pufferfish.sentry;
+
+import com.google.gson.Gson;
+import java.lang.reflect.Field;
+import java.lang.reflect.Modifier;
+import java.util.Map;
+import java.util.TreeMap;
+import org.apache.logging.log4j.ThreadContext;
+import org.bukkit.command.Command;
+import org.bukkit.command.CommandSender;
+import org.bukkit.entity.Player;
+import org.bukkit.event.Event;
+import org.bukkit.event.player.PlayerEvent;
+import org.bukkit.plugin.Plugin;
+import org.bukkit.plugin.RegisteredListener;
+import org.jetbrains.annotations.Nullable;
+
+public class SentryContext {
+
+ private static final Gson GSON = new Gson();
+
+ public static void setPluginContext(@Nullable Plugin plugin) {
+ if (plugin != null) {
+ ThreadContext.put("pufferfishsentry_pluginname", plugin.getName());
+ ThreadContext.put("pufferfishsentry_pluginversion", plugin.getDescription().getVersion());
+ }
+ }
+
+ public static void removePluginContext() {
+ ThreadContext.remove("pufferfishsentry_pluginname");
+ ThreadContext.remove("pufferfishsentry_pluginversion");
+ }
+
+ public static void setSenderContext(@Nullable CommandSender sender) {
+ if (sender != null) {
+ ThreadContext.put("pufferfishsentry_playername", sender.getName());
+ if (sender instanceof Player player) {
+ ThreadContext.put("pufferfishsentry_playerid", player.getUniqueId().toString());
+ }
+ }
+ }
+
+ public static void removeSenderContext() {
+ ThreadContext.remove("pufferfishsentry_playername");
+ ThreadContext.remove("pufferfishsentry_playerid");
+ }
+
+ public static void setEventContext(Event event, RegisteredListener registration) {
+ setPluginContext(registration.getPlugin());
+
+ try {
+ // Find the player that was involved with this event
+ Player player = null;
+ if (event instanceof PlayerEvent) {
+ player = ((PlayerEvent) event).getPlayer();
+ } else {
+ Class<? extends Event> eventClass = event.getClass();
+
+ Field playerField = null;
+
+ for (Field field : eventClass.getDeclaredFields()) {
+ if (field.getType().equals(Player.class)) {
+ playerField = field;
+ break;
+ }
+ }
+
+ if (playerField != null) {
+ playerField.setAccessible(true);
+ player = (Player) playerField.get(event);
+ }
+ }
+
+ if (player != null) {
+ setSenderContext(player);
+ }
+ } catch (Exception e) {} // We can't really safely log exceptions.
+
+ ThreadContext.put("pufferfishsentry_eventdata", GSON.toJson(serializeFields(event)));
+ }
+
+ public static void removeEventContext() {
+ removePluginContext();
+ removeSenderContext();
+ ThreadContext.remove("pufferfishsentry_eventdata");
+ }
+
+ private static Map<String, String> serializeFields(Object object) {
+ Map<String, String> fields = new TreeMap<>();
+ fields.put("_class", object.getClass().getName());
+ for (Field declaredField : object.getClass().getDeclaredFields()) {
+ try {
+ if (Modifier.isStatic(declaredField.getModifiers())) {
+ continue;
+ }
+
+ String fieldName = declaredField.getName();
+ if (fieldName.equals("handlers")) {
+ continue;
+ }
+ declaredField.setAccessible(true);
+ Object value = declaredField.get(object);
+ if (value != null) {
+ fields.put(fieldName, value.toString());
+ } else {
+ fields.put(fieldName, "<null>");
+ }
+ } catch (Exception e) {} // We can't really safely log exceptions.
+ }
+ return fields;
+ }
+
+ public static class State {
+
+ private Plugin plugin;
+ private Command command;
+ private String commandLine;
+ private Event event;
+ private RegisteredListener registeredListener;
+
+ public Plugin getPlugin() {
+ return plugin;
+ }
+
+ public void setPlugin(Plugin plugin) {
+ this.plugin = plugin;
+ }
+
+ public Command getCommand() {
+ return command;
+ }
+
+ public void setCommand(Command command) {
+ this.command = command;
+ }
+
+ public String getCommandLine() {
+ return commandLine;
+ }
+
+ public void setCommandLine(String commandLine) {
+ this.commandLine = commandLine;
+ }
+
+ public Event getEvent() {
+ return event;
+ }
+
+ public void setEvent(Event event) {
+ this.event = event;
+ }
+
+ public RegisteredListener getRegisteredListener() {
+ return registeredListener;
+ }
+
+ public void setRegisteredListener(RegisteredListener registeredListener) {
+ this.registeredListener = registeredListener;
+ }
+ }
+}
diff --git a/src/main/java/gg/pufferfish/pufferfish/simd/SIMDChecker.java b/src/main/java/gg/pufferfish/pufferfish/simd/SIMDChecker.java
new file mode 100644
index 0000000000000000000000000000000000000000..6d266ebf5e52745ad13e90e5754b524383fa9b29
--- /dev/null
+++ b/src/main/java/gg/pufferfish/pufferfish/simd/SIMDChecker.java
@@ -0,0 +1,40 @@
+package gg.pufferfish.pufferfish.simd;
+
+import java.util.logging.Level;
+import java.util.logging.Logger;
+import jdk.incubator.vector.FloatVector;
+import jdk.incubator.vector.IntVector;
+import jdk.incubator.vector.VectorSpecies;
+
+/**
+ * Basically, java is annoying and we have to push this out to its own class.
+ */
+@Deprecated
+public class SIMDChecker {
+
+ @Deprecated
+ public static boolean canEnable(Logger logger) {
+ try {
+ if (SIMDDetection.getJavaVersion() != 17 && SIMDDetection.getJavaVersion() != 18 && SIMDDetection.getJavaVersion() != 19) {
+ return false;
+ } else {
+ SIMDDetection.testRun = true;
+
+ VectorSpecies<Integer> ISPEC = IntVector.SPECIES_PREFERRED;
+ VectorSpecies<Float> FSPEC = FloatVector.SPECIES_PREFERRED;
+
+ logger.log(Level.INFO, "Max SIMD vector size on this system is " + ISPEC.vectorBitSize() + " bits (int)");
+ logger.log(Level.INFO, "Max SIMD vector size on this system is " + FSPEC.vectorBitSize() + " bits (float)");
+
+ if (ISPEC.elementSize() < 2 || FSPEC.elementSize() < 2) {
+ logger.log(Level.WARNING, "SIMD is not properly supported on this system!");
+ return false;
+ }
+
+ return true;
+ }
+ } catch (NoClassDefFoundError | Exception ignored) {} // Basically, we don't do anything. This lets us detect if it's not functional and disable it.
+ return false;
+ }
+
+}
diff --git a/src/main/java/gg/pufferfish/pufferfish/simd/SIMDDetection.java b/src/main/java/gg/pufferfish/pufferfish/simd/SIMDDetection.java
new file mode 100644
index 0000000000000000000000000000000000000000..fd708554d6dab2ddcd24c3024330b8ebf9462111
--- /dev/null
+++ b/src/main/java/gg/pufferfish/pufferfish/simd/SIMDDetection.java
@@ -0,0 +1,35 @@
+package gg.pufferfish.pufferfish.simd;
+
+import java.util.logging.Logger;
+
+@Deprecated
+public class SIMDDetection {
+
+ public static boolean isEnabled = false;
+ public static boolean versionLimited = false;
+ public static boolean testRun = false;
+
+ @Deprecated
+ public static boolean canEnable(Logger logger) {
+ try {
+ return SIMDChecker.canEnable(logger);
+ } catch (NoClassDefFoundError | Exception ignored) {
+ return false;
+ }
+ }
+
+ @Deprecated
+ public static int getJavaVersion() {
+ // https://stackoverflow.com/a/2591122
+ String version = System.getProperty("java.version");
+ if(version.startsWith("1.")) {
+ version = version.substring(2, 3);
+ } else {
+ int dot = version.indexOf(".");
+ if(dot != -1) { version = version.substring(0, dot); }
+ }
+ version = version.split("-")[0]; // Azul is stupid
+ return Integer.parseInt(version);
+ }
+
+}
diff --git a/src/main/java/gg/pufferfish/pufferfish/simd/VectorMapPalette.java b/src/main/java/gg/pufferfish/pufferfish/simd/VectorMapPalette.java
new file mode 100644
index 0000000000000000000000000000000000000000..20ec3b29b0cb4061cc89d635b3929ffe71008e22
--- /dev/null
+++ b/src/main/java/gg/pufferfish/pufferfish/simd/VectorMapPalette.java
@@ -0,0 +1,83 @@
+package gg.pufferfish.pufferfish.simd;
+
+import java.awt.Color;
+import jdk.incubator.vector.FloatVector;
+import jdk.incubator.vector.IntVector;
+import jdk.incubator.vector.VectorMask;
+import jdk.incubator.vector.VectorSpecies;
+import org.bukkit.map.MapPalette;
+
+@Deprecated
+public class VectorMapPalette {
+
+ private static final VectorSpecies<Integer> I_SPEC = IntVector.SPECIES_PREFERRED;
+ private static final VectorSpecies<Float> F_SPEC = FloatVector.SPECIES_PREFERRED;
+
+ @Deprecated
+ public static void matchColorVectorized(int[] in, byte[] out) {
+ int speciesLength = I_SPEC.length();
+ int i;
+ for (i = 0; i < in.length - speciesLength; i += speciesLength) {
+ float[] redsArr = new float[speciesLength];
+ float[] bluesArr = new float[speciesLength];
+ float[] greensArr = new float[speciesLength];
+ int[] alphasArr = new int[speciesLength];
+
+ for (int j = 0; j < speciesLength; j++) {
+ alphasArr[j] = (in[i + j] >> 24) & 0xFF;
+ redsArr[j] = (in[i + j] >> 16) & 0xFF;
+ greensArr[j] = (in[i + j] >> 8) & 0xFF;
+ bluesArr[j] = (in[i + j] >> 0) & 0xFF;
+ }
+
+ IntVector alphas = IntVector.fromArray(I_SPEC, alphasArr, 0);
+ FloatVector reds = FloatVector.fromArray(F_SPEC, redsArr, 0);
+ FloatVector greens = FloatVector.fromArray(F_SPEC, greensArr, 0);
+ FloatVector blues = FloatVector.fromArray(F_SPEC, bluesArr, 0);
+ IntVector resultIndex = IntVector.zero(I_SPEC);
+ VectorMask<Integer> modificationMask = VectorMask.fromLong(I_SPEC, 0xffffffff);
+
+ modificationMask = modificationMask.and(alphas.lt(128).not());
+ FloatVector bestDistances = FloatVector.broadcast(F_SPEC, Float.MAX_VALUE);
+
+ for (int c = 4; c < MapPalette.colors.length; c++) {
+ // We're using 32-bit floats here because it's 2x faster and nobody will know the difference.
+ // For correctness, the original algorithm uses 64-bit floats instead. Completely unnecessary.
+ FloatVector compReds = FloatVector.broadcast(F_SPEC, MapPalette.colors[c].getRed());
+ FloatVector compGreens = FloatVector.broadcast(F_SPEC, MapPalette.colors[c].getGreen());
+ FloatVector compBlues = FloatVector.broadcast(F_SPEC, MapPalette.colors[c].getBlue());
+
+ FloatVector rMean = reds.add(compReds).div(2.0f);
+ FloatVector rDiff = reds.sub(compReds);
+ FloatVector gDiff = greens.sub(compGreens);
+ FloatVector bDiff = blues.sub(compBlues);
+
+ FloatVector weightR = rMean.div(256.0f).add(2);
+ FloatVector weightG = FloatVector.broadcast(F_SPEC, 4.0f);
+ FloatVector weightB = FloatVector.broadcast(F_SPEC, 255.0f).sub(rMean).div(256.0f).add(2.0f);
+
+ FloatVector distance = weightR.mul(rDiff).mul(rDiff).add(weightG.mul(gDiff).mul(gDiff)).add(weightB.mul(bDiff).mul(bDiff));
+
+ // Now we compare to the best distance we've found.
+ // This mask contains a "1" if better, and a "0" otherwise.
+ VectorMask<Float> bestDistanceMask = distance.lt(bestDistances);
+ bestDistances = bestDistances.blend(distance, bestDistanceMask); // Update the best distances
+
+ // Update the result array
+ // We also AND with the modification mask because we don't want to interfere if the alpha value isn't large enough.
+ resultIndex = resultIndex.blend(c, bestDistanceMask.cast(I_SPEC).and(modificationMask)); // Update the results
+ }
+
+ for (int j = 0; j < speciesLength; j++) {
+ int index = resultIndex.lane(j);
+ out[i + j] = (byte) (index < 128 ? index : -129 + (index - 127));
+ }
+ }
+
+ // For the final ones, fall back to the regular method
+ for (; i < in.length; i++) {
+ out[i] = MapPalette.matchColor(new Color(in[i], true));
+ }
+ }
+
+}
diff --git a/src/main/java/org/bukkit/map/MapPalette.java b/src/main/java/org/bukkit/map/MapPalette.java
index 3a9aaca2e76411a9c27f9f5e0f22d060d5a66d06..9584e245144b561b4f6745b2f26a4f69a6f92891 100644
--- a/src/main/java/org/bukkit/map/MapPalette.java
+++ b/src/main/java/org/bukkit/map/MapPalette.java
@@ -1,6 +1,7 @@
package org.bukkit.map;
import com.google.common.base.Preconditions;
+import gg.pufferfish.pufferfish.simd.SIMDDetection; // Pufferfish
import java.awt.Color;
import java.awt.Graphics2D;
import java.awt.Image;
@@ -40,7 +41,7 @@ public final class MapPalette {
}
@NotNull
- static final Color[] colors = {
+ public static final Color[] colors = { // Pufferfish - public access
c(0, 0, 0, 0), c(0, 0, 0, 0), c(0, 0, 0, 0), c(0, 0, 0, 0),
c(89, 125, 39), c(109, 153, 48), c(127, 178, 56), c(67, 94, 29),
c(174, 164, 115), c(213, 201, 140), c(247, 233, 163), c(130, 123, 86),
@@ -211,9 +212,15 @@ public final class MapPalette {
temp.getRGB(0, 0, temp.getWidth(), temp.getHeight(), pixels, 0, temp.getWidth());
byte[] result = new byte[temp.getWidth() * temp.getHeight()];
+ // Pufferfish start
+ if (!SIMDDetection.isEnabled) {
for (int i = 0; i < pixels.length; i++) {
result[i] = matchColor(new Color(pixels[i], true));
}
+ } else {
+ gg.pufferfish.pufferfish.simd.VectorMapPalette.matchColorVectorized(pixels, result);
+ }
+ // Pufferfish end
return result;
}
diff --git a/src/main/java/org/bukkit/plugin/SimplePluginManager.java b/src/main/java/org/bukkit/plugin/SimplePluginManager.java
index 2b8308989fce7f8a16907f8711b362e671fdbfb6..bd4d1a40f53784662174d426533ef4b5433a15b7 100644
--- a/src/main/java/org/bukkit/plugin/SimplePluginManager.java
+++ b/src/main/java/org/bukkit/plugin/SimplePluginManager.java
@@ -584,7 +584,9 @@ public final class SimplePluginManager implements PluginManager {
// Paper start
private void handlePluginException(String msg, Throwable ex, Plugin plugin) {
+ gg.pufferfish.pufferfish.sentry.SentryContext.setPluginContext(plugin); // Pufferfish
server.getLogger().log(Level.SEVERE, msg, ex);
+ gg.pufferfish.pufferfish.sentry.SentryContext.removePluginContext(); // Pufferfish
callEvent(new com.destroystokyo.paper.event.server.ServerExceptionEvent(new com.destroystokyo.paper.exception.ServerPluginEnableDisableException(msg, ex, plugin)));
}
// Paper end
@@ -654,9 +656,11 @@ public final class SimplePluginManager implements PluginManager {
));
}
} catch (Throwable ex) {
+ gg.pufferfish.pufferfish.sentry.SentryContext.setEventContext(event, registration); // Pufferfish
// Paper start - error reporting
String msg = "Could not pass event " + event.getEventName() + " to " + registration.getPlugin().getDescription().getFullName();
server.getLogger().log(Level.SEVERE, msg, ex);
+ gg.pufferfish.pufferfish.sentry.SentryContext.removeEventContext(); // Pufferfish
if (!(event instanceof com.destroystokyo.paper.event.server.ServerExceptionEvent)) { // We don't want to cause an endless event loop
callEvent(new com.destroystokyo.paper.event.server.ServerExceptionEvent(new com.destroystokyo.paper.exception.ServerEventException(msg, ex, registration.getPlugin(), registration.getListener(), event)));
}
diff --git a/src/main/java/org/bukkit/plugin/java/JavaPluginLoader.java b/src/main/java/org/bukkit/plugin/java/JavaPluginLoader.java
index eaefbb00e9993d54906cc8cf35cf753c0d6c7707..301e82369603f3dd6e6c1bd380da4bacacd7ef6c 100644
--- a/src/main/java/org/bukkit/plugin/java/JavaPluginLoader.java
+++ b/src/main/java/org/bukkit/plugin/java/JavaPluginLoader.java
@@ -336,7 +336,13 @@ public final class JavaPluginLoader implements PluginLoader {
try {
jPlugin.setEnabled(true);
} catch (Throwable ex) {
+ gg.pufferfish.pufferfish.sentry.SentryContext.setPluginContext(plugin); // Pufferfish
server.getLogger().log(Level.SEVERE, "Error occurred while enabling " + plugin.getDescription().getFullName() + " (Is it up to date?)", ex);
+ gg.pufferfish.pufferfish.sentry.SentryContext.removePluginContext(); // Pufferfish
+ // Paper start - Disable plugins that fail to load
+ this.server.getPluginManager().disablePlugin(jPlugin);
+ return;
+ // Paper end
}
// Perhaps abort here, rather than continue going, but as it stands,
@@ -361,7 +367,9 @@ public final class JavaPluginLoader implements PluginLoader {
try {
jPlugin.setEnabled(false);
} catch (Throwable ex) {
+ gg.pufferfish.pufferfish.sentry.SentryContext.setPluginContext(plugin); // Pufferfish
server.getLogger().log(Level.SEVERE, "Error occurred while disabling " + plugin.getDescription().getFullName() + " (Is it up to date?)", ex);
+ gg.pufferfish.pufferfish.sentry.SentryContext.removePluginContext(); // Pufferfish
}
if (cloader instanceof PluginClassLoader) {
diff --git a/src/main/java/org/bukkit/plugin/java/PluginClassLoader.java b/src/main/java/org/bukkit/plugin/java/PluginClassLoader.java
index 1758e8a89c85eea8c2161ddcb5b0e745151a1f5e..fe21d31b463317eb90d58cbca5f098958ca93938 100644
--- a/src/main/java/org/bukkit/plugin/java/PluginClassLoader.java
+++ b/src/main/java/org/bukkit/plugin/java/PluginClassLoader.java
@@ -48,6 +48,8 @@ public final class PluginClassLoader extends URLClassLoader implements io.paperm
private io.papermc.paper.plugin.provider.classloader.PluginClassLoaderGroup classLoaderGroup; // Paper
public io.papermc.paper.plugin.provider.entrypoint.DependencyContext dependencyContext; // Paper
+ private boolean closed = false; // Pufferfish
+
static {
ClassLoader.registerAsParallelCapable();
}
@@ -183,6 +185,7 @@ public final class PluginClassLoader extends URLClassLoader implements io.paperm
throw new ClassNotFoundException(name);
}
+ public boolean _airplane_hasClass(@NotNull String name) { return this.classes.containsKey(name); } // Pufferfish
@Override
protected Class<?> findClass(String name) throws ClassNotFoundException {
if (name.startsWith("org.bukkit.") || name.startsWith("net.minecraft.")) {
@@ -190,7 +193,7 @@ public final class PluginClassLoader extends URLClassLoader implements io.paperm
}
Class<?> result = classes.get(name);
- if (result == null) {
+ if (result == null && !this.closed) { // Pufferfish
String path = name.replace('.', '/').concat(".class");
JarEntry entry = jar.getJarEntry(path);
@@ -237,6 +240,7 @@ public final class PluginClassLoader extends URLClassLoader implements io.paperm
this.setClass(name, result); // Paper
}
+ if (result == null) throw new ClassNotFoundException(name); // Pufferfish
return result;
}
@@ -251,6 +255,7 @@ public final class PluginClassLoader extends URLClassLoader implements io.paperm
// Paper end
super.close();
} finally {
+ this.closed = true; // Pufferfish
jar.close();
}
}
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