From 22f36202d342a3c994bbddf63b3ddf31730996ce Mon Sep 17 00:00:00 2001
From: gralkapk <patrick.gralka@informatik.uni-stuttgart.de>
Date: Fri, 14 Jul 2023 10:53:23 +0200
Subject: [PATCH] wip async interface

---
 .../services/power_service/Power_Service.cpp  | 41 ++++++++++++++-----
 1 file changed, 30 insertions(+), 11 deletions(-)

diff --git a/frontend/services/power_service/Power_Service.cpp b/frontend/services/power_service/Power_Service.cpp
index 3dacc74e2d..cd217c896a 100644
--- a/frontend/services/power_service/Power_Service.cpp
+++ b/frontend/services/power_service/Power_Service.cpp
@@ -11,6 +11,7 @@
 
 #ifdef MEGAMOL_USE_POWER
 
+#include <codecvt>
 #include <fstream>
 #include <numeric>
 #include <regex>
@@ -57,6 +58,12 @@ Power_Service::~Power_Service() {
     // clean up raw pointers you allocated with new, which is bad practice and nobody does
 }
 
+std::string unmueller_string(wchar_t const* name) {
+    std::string no_mueller =
+        std::wstring_convert<std::codecvt_utf8_utf16<wchar_t>, wchar_t>{}.to_bytes(std::wstring(name));
+    return no_mueller;
+}
+
 static int measure_time_in_ms = 50;
 static int sample_count = 50000;
 
@@ -122,7 +129,7 @@ bool Power_Service::init(void* configPtr) {
     //setup_measurement();
 
     auto sensor_count = nvml_sensor::for_all(nullptr, 0);
-    std::vector<nvml_sensor> tmp_sensors(sensor_count);
+    std::vector<visus::power_overwhelming::nvml_sensor> tmp_sensors(sensor_count);
     nvml_sensor::for_all(tmp_sensors.data(), tmp_sensors.size());
 
     sensor_count = msr_sensor::for_all(nullptr, 0);
@@ -136,6 +143,12 @@ bool Power_Service::init(void* configPtr) {
         wcstombs(sensor_name, sensor_name_w, wcslen(sensor_name_w) + 1);
         nvml_sensors_[std::string(sensor_name)] = std::move(sensor);
         TracyPlotConfig(sensor_name, tracy::PlotFormatType::Number, false, true, 0);
+
+        sensor.sample([](const visus::power_overwhelming::measurement& m, void*) {
+            auto name = unmueller_string(m.sensor());
+            TracyPlot(name.c_str(), m.power());
+        });
+
         delete[] sensor_name;
     }
     for (auto& sensor : tmp_msr_sensors) {
@@ -144,6 +157,12 @@ bool Power_Service::init(void* configPtr) {
         wcstombs(sensor_name, sensor_name_w, wcslen(sensor_name_w) + 1);
         msr_sensors_[std::string(sensor_name)] = std::move(sensor);
         TracyPlotConfig(sensor_name, tracy::PlotFormatType::Number, false, true, 0);
+
+        sensor.sample([](const visus::power_overwhelming::measurement& m, void*) {
+            auto name = unmueller_string(m.sensor());
+            TracyPlot(name.c_str(), m.power());
+        });
+
         delete[] sensor_name;
     }
     TracyPlotConfig("V", tracy::PlotFormatType::Number, false, true, 0);
@@ -263,16 +282,16 @@ void Power_Service::postGraphRender() {
     // swap buffers, glClear
     /*if (trigger_)
         trigger_->WriteLow();*/
-#ifdef MEGAMOL_USE_TRACY
-    for (auto& [name, sensor] : nvml_sensors_) {
-        auto val = sensor.sample_data();
-        TracyPlot(name.data(), val.power());
-    }
-    for (auto& [name, sensor] : msr_sensors_) {
-        auto val = sensor.sample_data();
-        TracyPlot(name.data(), val.power());
-    }
-#endif
+    //#ifdef MEGAMOL_USE_TRACY
+    //    for (auto& [name, sensor] : nvml_sensors_) {
+    //        auto val = sensor.sample_data();
+    //        TracyPlot(name.data(), val.power());
+    //    }
+    //    for (auto& [name, sensor] : msr_sensors_) {
+    //        auto val = sensor.sample_data();
+    //        TracyPlot(name.data(), val.power());
+    //    }
+    //#endif
 }
 
 void Power_Service::setup_measurement() {