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PaperMC/Spigot-Server-Patches/0413-Make-the-GUI-graph-fancier.patch
Mariell Hoversholm 654b792caf Updated Upstream (CraftBukkit) 
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

CraftBukkit Changes:
a339310c #755: Fix NPE when calling getInventory() for virtual EnderChests
2577f9bf Increase outdated build delay
1dabfdc8 #754: Fix pre-1.16 serialized SkullMeta being broken on 1.16+, losing textures
2020-09-27 11:04:51 -04:00

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From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: William Blake Galbreath <Blake.Galbreath@GMail.com>
Date: Sun, 2 Feb 2020 04:00:40 -0600
Subject: [PATCH] Make the GUI graph fancier
diff --git a/src/main/java/com/destroystokyo/paper/gui/GraphColor.java b/src/main/java/com/destroystokyo/paper/gui/GraphColor.java
new file mode 100644
index 0000000000000000000000000000000000000000..a4e641fdcccd3efcd1a2865dc6dc28d50671b995
--- /dev/null
+++ b/src/main/java/com/destroystokyo/paper/gui/GraphColor.java
@@ -0,0 +1,44 @@
+package com.destroystokyo.paper.gui;
+
+import java.awt.Color;
+
+public class GraphColor {
+ private static final Color[] colorLine = new Color[101];
+ private static final Color[] colorFill = new Color[101];
+
+ static {
+ for (int i = 0; i < 101; i++) {
+ Color color = createColor(i);
+ colorLine[i] = new Color(color.getRed() / 2, color.getGreen() / 2, color.getBlue() / 2, 255);
+ colorFill[i] = new Color(colorLine[i].getRed(), colorLine[i].getGreen(), colorLine[i].getBlue(), 125);
+ }
+ }
+
+ public static Color getLineColor(int percent) {
+ return colorLine[percent];
+ }
+
+ public static Color getFillColor(int percent) {
+ return colorFill[percent];
+ }
+
+ private static Color createColor(int percent) {
+ if (percent <= 50) {
+ return new Color(0X00FF00);
+ }
+
+ int value = 510 - (int) (Math.min(Math.max(0, ((percent - 50) / 50F)), 1) * 510);
+
+ int red, green;
+ if (value < 255) {
+ red = 255;
+ green = (int) (Math.sqrt(value) * 16);
+ } else {
+ green = 255;
+ value = value - 255;
+ red = 255 - (value * value / 255);
+ }
+
+ return new Color(red, green, 0);
+ }
+}
diff --git a/src/main/java/com/destroystokyo/paper/gui/GraphData.java b/src/main/java/com/destroystokyo/paper/gui/GraphData.java
new file mode 100644
index 0000000000000000000000000000000000000000..186fc722965e403f76b1480e1c2381fc34e29049
--- /dev/null
+++ b/src/main/java/com/destroystokyo/paper/gui/GraphData.java
@@ -0,0 +1,47 @@
+package com.destroystokyo.paper.gui;
+
+import java.awt.Color;
+
+public class GraphData {
+ private long total;
+ private long free;
+ private long max;
+ private long usedMem;
+ private int usedPercent;
+
+ public GraphData(long total, long free, long max) {
+ this.total = total;
+ this.free = free;
+ this.max = max;
+ this.usedMem = total - free;
+ this.usedPercent = usedMem == 0 ? 0 : (int) (usedMem * 100L / max);
+ }
+
+ public long getTotal() {
+ return total;
+ }
+
+ public long getFree() {
+ return free;
+ }
+
+ public long getMax() {
+ return max;
+ }
+
+ public long getUsedMem() {
+ return usedMem;
+ }
+
+ public int getUsedPercent() {
+ return usedPercent;
+ }
+
+ public Color getFillColor() {
+ return GraphColor.getFillColor(usedPercent);
+ }
+
+ public Color getLineColor() {
+ return GraphColor.getLineColor(usedPercent);
+ }
+}
diff --git a/src/main/java/com/destroystokyo/paper/gui/GuiStatsComponent.java b/src/main/java/com/destroystokyo/paper/gui/GuiStatsComponent.java
new file mode 100644
index 0000000000000000000000000000000000000000..0f29ad583e798c09b2fe3f568ed50cbc719e40e2
--- /dev/null
+++ b/src/main/java/com/destroystokyo/paper/gui/GuiStatsComponent.java
@@ -0,0 +1,41 @@
+package com.destroystokyo.paper.gui;
+
+import net.minecraft.server.MinecraftServer;
+
+import javax.swing.JPanel;
+import javax.swing.Timer;
+import java.awt.BorderLayout;
+import java.awt.Dimension;
+
+public class GuiStatsComponent extends JPanel {
+ private final Timer timer;
+ private final RAMGraph ramGraph;
+
+ public GuiStatsComponent(MinecraftServer server) {
+ super(new BorderLayout());
+
+ setOpaque(false);
+
+ ramGraph = new RAMGraph();
+ RAMDetails ramDetails = new RAMDetails(server);
+
+ add(ramGraph, "North");
+ add(ramDetails, "Center");
+
+ timer = new Timer(500, (event) -> {
+ ramGraph.update();
+ ramDetails.update();
+ });
+ timer.start();
+ }
+
+ @Override
+ public Dimension getPreferredSize() {
+ return new Dimension(350, 200);
+ }
+
+ public void stop() { a(); } public void a() {
+ timer.stop();
+ ramGraph.stop();
+ }
+}
diff --git a/src/main/java/com/destroystokyo/paper/gui/RAMDetails.java b/src/main/java/com/destroystokyo/paper/gui/RAMDetails.java
new file mode 100644
index 0000000000000000000000000000000000000000..e463a86a6ad6c4f2885f4df159411bad294e1208
--- /dev/null
+++ b/src/main/java/com/destroystokyo/paper/gui/RAMDetails.java
@@ -0,0 +1,74 @@
+package com.destroystokyo.paper.gui;
+
+import net.minecraft.server.MinecraftServer;
+import net.minecraft.server.SystemUtils;
+import org.bukkit.Bukkit;
+
+import javax.swing.DefaultListCellRenderer;
+import javax.swing.DefaultListSelectionModel;
+import javax.swing.JList;
+import javax.swing.border.EmptyBorder;
+import java.awt.Dimension;
+import java.text.DecimalFormat;
+import java.text.DecimalFormatSymbols;
+import java.util.Locale;
+import java.util.Vector;
+
+public class RAMDetails extends JList<String> {
+ public static final DecimalFormat DECIMAL_FORMAT = SystemUtils.a(new DecimalFormat("########0.000"), (format)
+ -> format.setDecimalFormatSymbols(DecimalFormatSymbols.getInstance(Locale.ROOT)));
+
+ private final MinecraftServer server;
+
+ public RAMDetails(MinecraftServer server) {
+ this.server = server;
+
+ setBorder(new EmptyBorder(0, 10, 0, 0));
+ setFixedCellHeight(20);
+ setOpaque(false);
+
+ DefaultListCellRenderer renderer = new DefaultListCellRenderer();
+ renderer.setOpaque(false);
+ setCellRenderer(renderer);
+
+ setSelectionModel(new DefaultListSelectionModel() {
+ @Override
+ public void setAnchorSelectionIndex(final int anchorIndex) {
+ }
+
+ @Override
+ public void setLeadAnchorNotificationEnabled(final boolean flag) {
+ }
+
+ @Override
+ public void setLeadSelectionIndex(final int leadIndex) {
+ }
+
+ @Override
+ public void setSelectionInterval(final int index0, final int index1) {
+ }
+ });
+ }
+
+ @Override
+ public Dimension getPreferredSize() {
+ return new Dimension(350, 100);
+ }
+
+ public void update() {
+ GraphData data = RAMGraph.DATA.peekLast();
+ Vector<String> vector = new Vector<>();
+ vector.add("Memory use: " + (data.getUsedMem() / 1024L / 1024L) + " mb (" + (data.getFree() * 100L / data.getMax()) + "% free)");
+ vector.add("Heap: " + (data.getTotal() / 1024L / 1024L) + " / " + (data.getMax() / 1024L / 1024L) + " mb");
+ vector.add("Avg tick: " + DECIMAL_FORMAT.format(getAverage(server.getTickTimes())) + " ms");
+ setListData(vector);
+ }
+
+ public double getAverage(long[] tickTimes) {
+ long total = 0L;
+ for (long value : tickTimes) {
+ total += value;
+ }
+ return ((double) total / (double) tickTimes.length) * 1.0E-6D;
+ }
+}
diff --git a/src/main/java/com/destroystokyo/paper/gui/RAMGraph.java b/src/main/java/com/destroystokyo/paper/gui/RAMGraph.java
new file mode 100644
index 0000000000000000000000000000000000000000..c3e54da4ab6440811aab2f9dd1e218802ac13285
--- /dev/null
+++ b/src/main/java/com/destroystokyo/paper/gui/RAMGraph.java
@@ -0,0 +1,144 @@
+package com.destroystokyo.paper.gui;
+
+import javax.swing.JComponent;
+import javax.swing.SwingUtilities;
+import javax.swing.Timer;
+import javax.swing.ToolTipManager;
+import java.awt.Color;
+import java.awt.Dimension;
+import java.awt.Graphics;
+import java.awt.MouseInfo;
+import java.awt.Point;
+import java.awt.PointerInfo;
+import java.awt.event.MouseAdapter;
+import java.awt.event.MouseEvent;
+import java.text.SimpleDateFormat;
+import java.util.Date;
+import java.util.LinkedList;
+import java.util.concurrent.TimeUnit;
+
+public class RAMGraph extends JComponent {
+ public static final LinkedList<GraphData> DATA = new LinkedList<GraphData>() {
+ @Override
+ public boolean add(GraphData data) {
+ if (size() >= 348) {
+ remove();
+ }
+ return super.add(data);
+ }
+ };
+
+ static {
+ GraphData empty = new GraphData(0, 0, 0);
+ for (int i = 0; i < 350; i++) {
+ DATA.add(empty);
+ }
+ }
+
+ private final Timer timer;
+ private final SimpleDateFormat TIME_FORMAT = new SimpleDateFormat("HH:mm:ss");
+
+ private int currentTick;
+
+ public RAMGraph() {
+ ToolTipManager.sharedInstance().setInitialDelay(0);
+
+ addMouseListener(new MouseAdapter() {
+ final int defaultDismissTimeout = ToolTipManager.sharedInstance().getDismissDelay();
+ final int dismissDelayMinutes = (int) TimeUnit.MINUTES.toMillis(10);
+
+ @Override
+ public void mouseEntered(MouseEvent me) {
+ ToolTipManager.sharedInstance().setDismissDelay(dismissDelayMinutes);
+ }
+
+ @Override
+ public void mouseExited(MouseEvent me) {
+ ToolTipManager.sharedInstance().setDismissDelay(defaultDismissTimeout);
+ }
+ });
+
+ timer = new Timer(50, (event) -> repaint());
+ timer.start();
+ }
+
+ @Override
+ public Dimension getPreferredSize() {
+ return new Dimension(350, 110);
+ }
+
+ public void update() {
+ Runtime jvm = Runtime.getRuntime();
+ DATA.add(new GraphData(jvm.totalMemory(), jvm.freeMemory(), jvm.maxMemory()));
+
+ PointerInfo pointerInfo = MouseInfo.getPointerInfo();
+ if (pointerInfo != null) {
+ Point point = pointerInfo.getLocation();
+ if (point != null) {
+ Point loc = new Point(point);
+ SwingUtilities.convertPointFromScreen(loc, this);
+ if (this.contains(loc)) {
+ ToolTipManager.sharedInstance().mouseMoved(
+ new MouseEvent(this, -1, System.currentTimeMillis(), 0, loc.x, loc.y,
+ point.x, point.y, 0, false, 0));
+ }
+ }
+ }
+
+ currentTick++;
+ }
+
+ @Override
+ public void paint(Graphics graphics) {
+ graphics.setColor(new Color(0xFFFFFFFF));
+ graphics.fillRect(0, 0, 350, 100);
+
+ graphics.setColor(new Color(0x888888));
+ graphics.drawLine(1, 25, 348, 25);
+ graphics.drawLine(1, 50, 348, 50);
+ graphics.drawLine(1, 75, 348, 75);
+
+ int i = 0;
+ for (GraphData data : DATA) {
+ i++;
+ if ((i + currentTick) % 120 == 0) {
+ graphics.setColor(new Color(0x888888));
+ graphics.drawLine(i, 1, i, 99);
+ }
+ int used = data.getUsedPercent();
+ if (used > 0) {
+ Color color = data.getLineColor();
+ graphics.setColor(data.getFillColor());
+ graphics.fillRect(i, 100 - used, 1, used);
+ graphics.setColor(color);
+ graphics.fillRect(i, 100 - used, 1, 1);
+ }
+ }
+
+ graphics.setColor(new Color(0xFF000000));
+ graphics.drawRect(0, 0, 348, 100);
+
+ Point m = getMousePosition();
+ if (m != null && m.x > 0 && m.x < 348 && m.y > 0 && m.y < 100) {
+ GraphData data = DATA.get(m.x);
+ int used = data.getUsedPercent();
+ graphics.setColor(new Color(0x000000));
+ graphics.drawLine(m.x, 1, m.x, 99);
+ graphics.drawOval(m.x - 2, 100 - used - 2, 5, 5);
+ graphics.setColor(data.getLineColor());
+ graphics.fillOval(m.x - 2, 100 - used - 2, 5, 5);
+ setToolTipText(String.format("<html><body>Used: %s mb (%s%%)<br/>%s</body></html>",
+ Math.round(data.getUsedMem() / 1024F / 1024F),
+ used, getTime(m.x)));
+ }
+ }
+
+ public String getTime(int halfSeconds) {
+ int millis = (348 - halfSeconds) / 2 * 1000;
+ return TIME_FORMAT.format(new Date((System.currentTimeMillis() - millis)));
+ }
+
+ public void stop() {
+ timer.stop();
+ }
+}
diff --git a/src/main/java/net/minecraft/server/GuiStatsComponent.java b/src/main/java/net/minecraft/server/GuiStatsComponent.java
index d4d5bc19e167a5271f8eb8d010f8a52b23b942df..859e31c63f94bdc7729c6d475990750b76e24b9c 100644
--- a/src/main/java/net/minecraft/server/GuiStatsComponent.java
+++ b/src/main/java/net/minecraft/server/GuiStatsComponent.java
@@ -11,7 +11,7 @@ import javax.swing.Timer;
public class GuiStatsComponent extends JComponent {
- private static final DecimalFormat a = (DecimalFormat) SystemUtils.a((Object) (new DecimalFormat("########0.000")), (decimalformat) -> {
+ private static final DecimalFormat a = (DecimalFormat) SystemUtils.a(new DecimalFormat("########0.000"), (decimalformat) -> { // Paper - decompile error
decimalformat.setDecimalFormatSymbols(DecimalFormatSymbols.getInstance(Locale.ROOT));
});
private final int[] b = new int[256];
diff --git a/src/main/java/net/minecraft/server/MinecraftServer.java b/src/main/java/net/minecraft/server/MinecraftServer.java
index b5c27dda45d5403aeabaa837645a8bb656c09eb3..b92daeb1568f562a0910915ffbfadae9e25be0e2 100644
--- a/src/main/java/net/minecraft/server/MinecraftServer.java
+++ b/src/main/java/net/minecraft/server/MinecraftServer.java
@@ -106,7 +106,7 @@ public abstract class MinecraftServer extends IAsyncTaskHandlerReentrant<TickTas
private String motd;
private int F;
private int G;
- public final long[] h;
+ public final long[] h; public long[] getTickTimes() { return h; } // Paper - OBFHELPER
@Nullable
private KeyPair H;
@Nullable
diff --git a/src/main/java/net/minecraft/server/ServerGUI.java b/src/main/java/net/minecraft/server/ServerGUI.java
index ab818eb198d4b29461731b81811a14ecc2f59511..e51434f2323bcb9385d11e99d0438d66434e3e63 100644
--- a/src/main/java/net/minecraft/server/ServerGUI.java
+++ b/src/main/java/net/minecraft/server/ServerGUI.java
@@ -89,7 +89,7 @@ public class ServerGUI extends JComponent {
private JComponent c() {
JPanel jpanel = new JPanel(new BorderLayout());
- GuiStatsComponent guistatscomponent = new GuiStatsComponent(this.c);
+ com.destroystokyo.paper.gui.GuiStatsComponent guistatscomponent = new com.destroystokyo.paper.gui.GuiStatsComponent(this.c); // Paper
this.e.add(guistatscomponent::a);
jpanel.add(guistatscomponent, "North");
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