feat: 添加 GPU 名称获取功能

monitoring/unit/gpu_windows.go

@@ -0,0 +1,54 @@
+//go:build windows
+// +build windows
+
+package monitoring
+
+import (
+	"strings"
+
+	"golang.org/x/sys/windows/registry"
+)
+
+func GpuName() string {
+	displayPath := `SYSTEM\CurrentControlSet\Control\Class\{4d36e968-e325-11ce-bfc1-08002be10318}`
+	k, err := registry.OpenKey(registry.LOCAL_MACHINE, displayPath, registry.READ)
+	if err != nil {
+		return "Unknown"
+	}
+	defer k.Close()
+
+	subKeys, err := k.ReadSubKeyNames(-1)
+	if err != nil {
+		return "Unknown"
+	}
+	gpuName := ""
+	for _, subKey := range subKeys {
+		if !strings.HasPrefix(subKey, "0") {
+			continue
+		}
+
+		fullPath := displayPath + "\\" + subKey
+		sk, err := registry.OpenKey(registry.LOCAL_MACHINE, fullPath, registry.READ)
+		if err != nil {
+			continue
+		}
+		defer sk.Close()
+
+		deviceDesc, _, err := sk.GetStringValue("DriverDesc")
+		if err != nil || deviceDesc == "" {
+			continue
+		}
+		deviceDesc = strings.TrimSpace(deviceDesc)
+		// 只接受支持 OpenGL 的 GPU
+		openGLVersion, _, err := sk.GetIntegerValue("OpenGLVersion")
+		if err != nil || openGLVersion == 0 {
+			continue
+		}
+		gpuName += deviceDesc + ", "
+	}
+
+	if gpuName != "" {
+		return strings.TrimSuffix(gpuName, ", ")
+	}
+	return "None"
+}