feat: added ping and tps to infodisplay

src/main/java/ftbsc/bscv/modules/hud/InfoDisplay.java

@@ -1,10 +1,12 @@
 package ftbsc.bscv.modules.hud;
 
 import com.google.auto.service.AutoService;
-import ftbsc.bscv.ICommons;
 import ftbsc.bscv.api.ILoadable;
 import ftbsc.bscv.modules.HudModule;
+import ftbsc.bscv.patches.PacketPatch.PacketEvent;
 import ftbsc.bscv.tools.Setting;
+import net.minecraft.client.network.play.NetworkPlayerInfo;
+import net.minecraft.network.play.server.SUpdateTimePacket;
 import net.minecraft.util.math.vector.Vector3d;
 import net.minecraft.util.text.Color;
 import net.minecraft.util.text.Style;
@@ -21,21 +23,24 @@ import java.util.Queue;
 import static ftbsc.bscv.tools.Text.TextBuilder;
 
 @AutoService(ILoadable.class)
-public class InfoDisplay extends HudModule implements ICommons {
+public class InfoDisplay extends HudModule {
 
 	private Vector3d last_position = new Vector3d(0.0, 0.0, 0.0);
 	private double instant_speed = 0.0;
 	private double average_speed = 0.0;
-	private Queue<Double> history_speed = new LinkedList<>();
+	private double instant_tps   = 0.0;
+	private int    instant_ping  = 0;
+	private Queue<Double> speed_history = new LinkedList<>();
+	private Queue<Long>   tps_history   = new LinkedList<>();
 
 	public final ForgeConfigSpec.ConfigValue<Boolean> logo;
 	public final ForgeConfigSpec.ConfigValue<Boolean> speed;
 	public final ForgeConfigSpec.ConfigValue<Boolean> age;
 	public final ForgeConfigSpec.ConfigValue<Boolean> time;
 	public final ForgeConfigSpec.ConfigValue<Boolean> fps;
+	public final ForgeConfigSpec.ConfigValue<Boolean> ping;
+	public final ForgeConfigSpec.ConfigValue<Boolean> tps;
 	// public final ForgeConfigSpec.ConfigValue<Boolean> biome;
-	// public final ForgeConfigSpec.ConfigValue<Boolean> latency;
-	// public final ForgeConfigSpec.ConfigValue<Boolean> tps;
 	// public final ForgeConfigSpec.ConfigValue<Boolean> light;
 	// public final ForgeConfigSpec.ConfigValue<Boolean> saturation;
 	// public final ForgeConfigSpec.ConfigValue<Boolean> system_time;
@@ -43,8 +48,12 @@ public class InfoDisplay extends HudModule implements ICommons {
 	// public final ForgeConfigSpec.ConfigValue<Boolean> effects_list;
 	// public final ForgeConfigSpec.ConfigValue<Boolean> item_quantity;
 	// public final ForgeConfigSpec.ConfigValue<Boolean> client_chunk_size;
+
 	public final ForgeConfigSpec.ConfigValue<Boolean> hide_effects;
 
+	public final ForgeConfigSpec.ConfigValue<Integer> tps_sample_size;
+	public final ForgeConfigSpec.ConfigValue<Integer> speed_sample_size;
+
 	public InfoDisplay() {
 		super();
 
@@ -78,32 +87,62 @@ public class InfoDisplay extends HudModule implements ICommons {
 			.fallback(true)
 			.build(this);
 
+		this.ping = Setting.Bool.builder()
+			.name("ping")
+			.comment("show server latency in ms")
+			.fallback(true)
+			.build(this);
+
+		this.tps = Setting.Bool.builder()
+			.name("tps")
+			.comment("show client-calculated server TPS")
+			.fallback(true)
+			.build(this);
+
 		this.hide_effects = Setting.Bool.builder()
 			.name("hide-effects")
 			.comment("hide effect icons on top right corner")
 			.fallback(false)
 			.build(this);
+
+		this.tps_sample_size = Setting.Number.builder()
+			.min(2)
+			.name("tps-sample-size")
+			.comment("TPS samples to store (1 taken each second)")
+			.fallback(60)
+			.build(this);
+
+		this.speed_sample_size = Setting.Number.builder()
+			.min(2)
+			.name("speed-sample-size")
+			.comment("instant speed samples to store (1 taken each tick)")
+			.fallback(100)
+			.build(this);
 	}
 
 	@SubscribeEvent
 	public void onTick(TickEvent.ClientTickEvent event) {
 		if (!this.speed.get()) return;
-		if (event.phase == Phase.END) return;
+		if (event.phase == Phase.START) return;
 		if (MC.player != null) {
 			this.instant_speed = this.last_position.distanceTo(MC.player.position());
 			this.last_position = MC.player.position();
+			this.instant_ping = MC.getConnection().getPlayerInfo(
+				MC.player.getGameProfile().getId()
+			).getLatency();
 		} else {
 			this.instant_speed = 0.0;
+			this.instant_ping = 0;
 		}
 
-		this.history_speed.add(this.instant_speed);
+		this.speed_history.offer(this.instant_speed);
-		while (this.history_speed.size() >= 100) { // TODO customize this parameter
+		while (this.speed_history.size() >= this.speed_sample_size.get()) {
-			this.history_speed.remove();
+			this.speed_history.poll();
 		}
 
 		double buf = 0.0;
-		for (double v : this.history_speed) { buf += v; }
+		for (double v : this.speed_history) { buf += v; }
-		this.average_speed = buf / this.history_speed.size();
+		this.average_speed = buf / this.speed_history.size();
 
 		if (this.last_fps_string != MC.fpsString) {
 			this.last_fps_string = MC.fpsString;
@@ -111,6 +150,26 @@ public class InfoDisplay extends HudModule implements ICommons {
 		}
 	}
 
+	@SubscribeEvent
+	public void onPacket(PacketEvent.Incoming event) {
+		if (event.packet instanceof SUpdateTimePacket) {
+			this.tps_history.offer(System.currentTimeMillis());
+			while (this.tps_history.size() > this.tps_sample_size.get()) {
+				this.tps_history.poll();
+			}
+			double positive_time = 0.;
+			double last_time = 0;
+			for (long t : this.tps_history) {
+				if (last_time != 0) {
+					double delta = (double) (t - last_time) / 1000.;
+					positive_time += Math.max(delta, 1.);
+				}
+				last_time = t;
+			}
+			this.instant_tps = 20 / (positive_time / (this.tps_history.size() - 1));
+		}
+	}
+
 	@SubscribeEvent
 	public void onRenderOverlay(RenderGameOverlayEvent event) {
 		if (event.getType() == ElementType.POTION_ICONS) {
@@ -154,6 +213,28 @@ public class InfoDisplay extends HudModule implements ICommons {
 			offset += MC.font.lineHeight * scale;
 		}
 
+		if (this.ping.get()) {
+			TextBuilder()
+				.txt(this.affixed("ping: %d", this.instant_ping))
+				.anchor(this.anchor.get())
+				.x(this.x.get())
+				.y(this.y.get() + offset)
+				.scale(scale)
+				.render(event.getMatrixStack(), event.getWindow());
+			offset += MC.font.lineHeight * scale;
+		}
+
+		if (this.tps.get()) {
+			TextBuilder()
+				.txt(this.affixed("tps: %.1f", this.instant_tps))
+				.anchor(this.anchor.get())
+				.x(this.x.get())
+				.y(this.y.get() + offset)
+				.scale(scale)
+				.render(event.getMatrixStack(), event.getWindow());
+			offset += MC.font.lineHeight * scale;
+		}
+
 		if (this.speed.get()) {
 			TextBuilder()
 				.txt(this.affixed("speed: %.1f [%.1f] m/s", this.instant_speed * 20.0, this.average_speed * 20.0))
@@ -191,6 +272,9 @@ public class InfoDisplay extends HudModule implements ICommons {
 	private String last_fps_string;
 	private String curr_fps = "0";
 
+	// TPS utils
+
+
 	// Time utils
 	private String getTimePhase(long time) {
 		if (time > 23000) return "Dawn";