性能监控添加显示温度功能

lib/perfmon.dart

@@ -41,6 +41,28 @@ String colorPercentage(int percentage) {
  return pen(percentage.toString()) + '%';
 }
 
+String? findHwmonPathByNamePart(String namePart) {
+ const hwmonBasePath = "/sys/class/hwmon/hwmon";
+ int index = 0;
+ while (true) {
+ var path = hwmonBasePath + index.toString();
+ if (!Directory(path).existsSync()) {
+ break;
+ }
+ var namePath = path + "/name";
+ if (!File(namePath).existsSync()) {
+ index++;
+ continue;
+ }
+ var name = File(namePath).readAsStringSync();
+ if (name.contains(namePart)) {
+ return path;
+ }
+ index++;
+ }
+ return null;
+}
+
 class CpuNormalizedDataSource extends PerfmonDataSource {
  static const path = '/sys/devices/system/cpu/cpu0/cpufreq/scaling_cur_freq';
  static const header_cpu_freq = 'cpu_freq_mhz';
@@ -81,42 +103,51 @@ class GpuDataSource extends PerfmonDataSource {
  static RegExp regex = RegExp(r'(\d+)@(\d+)Hz');
  static const header_gpu_load = 'gpu_load';
  static const header_gpu_freq = 'gpu_freq_mhz';
+ static const header_gpu_temp = 'gpu_temp_mc';
+ late String gpu_temp_path;
 
  List<int> _getData() {
  var str = File(path).readAsStringSync();
  var matches = regex.firstMatch(str);
  if (matches?.groupCount != 2) {
  throw Exception('Cannot parse GPU data source: $str');
  }
+ var gpu_temp = File(gpu_temp_path).readAsStringSync();
  return [
  int.parse(matches!.group(1)!),
- int.parse(matches.group(2)!) ~/ 1000000
+ int.parse(matches.group(2)!) ~/ 1000000,
+ int.parse(gpu_temp)
  ];
  }
 
  @override
  void init() {
  if (!File(path).existsSync()) {
- throw Exception('GPU data source not found');
+ throw Exception('GPU load data source not found');
+ }
+ var hwmon_path = findHwmonPathByNamePart("gpu_thermal");
+ if (hwmon_path == null) {
+ throw Exception('GPU temp data source not found');
  }
+ gpu_temp_path = hwmon_path + "/temp1_input";
  _getData();
  }
 
  @override
  String getCsvHeader() {
- return '$header_gpu_load,$header_gpu_freq';
+ return '$header_gpu_load,$header_gpu_freq,$header_gpu_temp';
  }
 
  @override
  String getCsvLine() {
  var data = _getData();
- return '${data[0]},${data[1]}';
+ return '${data[0]},${data[1]},${data[2]}';
  }
 
  @override
  String getUserFriendlyLine() {
  var data = _getData();
- return 'GPU load: ${colorPercentage(data[0])}, freq: ${(data[1] / 1000).toStringAsFixed(1)}GHz';
+ return 'GPU load: ${colorPercentage(data[0])}, freq: ${(data[1] / 1000).toStringAsFixed(1)}GHz, temp: ${(data[2] / 1000).toStringAsFixed(1)}°C';
  }
 }
 
@@ -170,17 +201,21 @@ class NpuDataSource extends PerfmonDataSource {
  static RegExp regex =
  RegExp(r'Core0:\s+(\d+)%, Core1:\s+(\d+)%, Core2:\s+(\d+)%');
  static const header_npu_load = 'npu_load';
+ static const header_npu_temp = 'npu_temp_mc';
+ late String npu_temp_path;
 
  List<int> _getData() {
  var str = File(path).readAsStringSync();
  var matches = regex.firstMatch(str);
  if (matches?.groupCount != 3) {
  throw Exception('Cannot parse NPU data source: $str');
  }
+ var npu_temp = File(npu_temp_path).readAsStringSync();
  return [
  int.parse(matches!.group(1)!),
  int.parse(matches.group(2)!),
- int.parse(matches.group(3)!)
+ int.parse(matches.group(3)!),
+ int.parse(npu_temp)
  ];
  }
 
@@ -189,24 +224,29 @@ class NpuDataSource extends PerfmonDataSource {
  if (!File(path).existsSync()) {
  throw Exception('NPU data source not found');
  }
+ var hwmon_path = findHwmonPathByNamePart("npu_thermal");
+ if (hwmon_path == null) {
+ throw Exception('NPU temp data source not found');
+ }
+ npu_temp_path = hwmon_path + "/temp1_input";
  _getData();
  }
 
  @override
  String getCsvHeader() {
- return '${header_npu_load}_0,${header_npu_load}_1,${header_npu_load}_2';
+ return '${header_npu_load}_0,${header_npu_load}_1,${header_npu_load}_2,${header_npu_temp}';
  }
 
  @override
  String getCsvLine() {
  var data = _getData();
- return '${data[0]},${data[1]},${data[2]}';
+ return '${data[0]},${data[1]},${data[2]},${data[3]}';
  }
 
  @override
  String getUserFriendlyLine() {
  var data = _getData();
- return 'NPU load: ${colorPercentage(data[0])}, ${colorPercentage(data[1])}, ${colorPercentage(data[2])}';
+ return 'NPU load: ${colorPercentage(data[0])}, ${colorPercentage(data[1])}, ${colorPercentage(data[2])}, temp: ${(data[3] / 1000).toStringAsFixed(1)}°C';
  }
 }