Add GPU utilization

Cargo.toml

@@ -9,3 +9,4 @@ tokio = { version = "1.47", features = ["rt-multi-thread", "macros", "time"] }
 log = "0.4"
 simplelog = "0.12"
 sysinfo = "0.37"
+gfxinfo = { version = "0.1", features = ["default"] }

README.md

@@ -6,5 +6,6 @@ An OpenAction ([OpenDeck](https://github.com/nekename/OpenDeck) / [Tacto](https:
 
 - CPU
 - RAM
+- GPU
 - Uptime
 - OS

assets/manifest.json

@@ -32,6 +32,14 @@
 			"Controllers": ["Keypad", "Encoder"],
 			"States": [{ "Title": "0GB", "FontSize": 14 }]
 		},
+		{
+			"UUID": "me.amankhanna.oasystem.gpu",
+			"Name": "GPU",
+			"Icon": "icon",
+			"Tooltip": "Displays GPU utilisation",
+			"Controllers": ["Keypad", "Encoder"],
+			"States": [{ "Title": "0%", "FontSize": 16 }]
+		},
 		{
 			"UUID": "me.amankhanna.oasystem.uptime",
 			"Name": "Uptime",

src/main.rs

@@ -2,6 +2,7 @@ use std::collections::HashMap;
 
 use openaction::*;
 
+use gfxinfo::active_gpu;
 use sysinfo::System;
 
 struct CPUAction;
@@ -18,6 +19,13 @@ impl Action for RAMAction {
 	type Settings = HashMap<String, String>;
 }
 
+struct GPUAction;
+#[async_trait]
+impl Action for GPUAction {
+	const UUID: ActionUuid = "me.amankhanna.oasystem.gpu";
+	type Settings = HashMap<String, String>;
+}
+
 struct UptimeAction;
 #[async_trait]
 impl Action for UptimeAction {
@@ -81,6 +89,15 @@ async fn main() -> OpenActionResult<()> {
 				let _ = instance.set_title(Some(ram_usage.clone()), None).await;
 			}
 
+			let gpu_usage = if let Ok(gpu) = active_gpu() {
+				format!("{:.0}%", gpu.info().load_pct())
+			} else {
+				"No GPU found".to_owned()
+			};
+			for instance in visible_instances(GPUAction::UUID).await {
+				let _ = instance.set_title(Some(gpu_usage.clone()), None).await;
+			}
+
 			{
 				let total_secs = System::uptime();
 				let days = total_secs / 86_400;
@@ -102,6 +119,7 @@ async fn main() -> OpenActionResult<()> {
 
 	register_action(CPUAction).await;
 	register_action(RAMAction).await;
+	register_action(GPUAction).await;
 	register_action(UptimeAction).await;
 	register_action(OSAction).await;