disable logging when searching for idling speed

VectoCore/Models/SimulationComponent/Impl/CombustionEngine.cs

@@ -3,6 +3,7 @@ using System.Collections.Generic;
 using System.Diagnostics;
 using System.Linq;
 using System.Resources;
+using NLog;
 using TUGraz.VectoCore.Configuration;
 using TUGraz.VectoCore.Exceptions;
 using TUGraz.VectoCore.Models.Connector.Ports;
@@ -528,6 +529,9 @@ namespace TUGraz.VectoCore.Models.SimulationComponent.Impl
 			private IResponse SearchIdlingSpeed(Second absTime, Second dt, NewtonMeter torque, PerSecond angularSpeed,
 				ResponseUnderload responseUnderload)
 			{
+				Log.Info("Disabling logging during search idling speed");
+				LogManager.DisableLogging();
+
 				var prevEngineSpeed = Engine.PreviousState.EngineSpeed;
 
 				var searchInterval = Constants.SimulationSettings.EngineIdlingSearchInterval;
@@ -549,6 +553,7 @@ namespace TUGraz.VectoCore.Models.SimulationComponent.Impl
 					delta = response.DeltaDragLoad;
 					debug.Add(new { engineSpeed = nextAngularSpeed, searchInterval, delta });
 					if (delta.IsEqual(0.SI<Watt>(), Constants.SimulationSettings.EnginePowerSearchTolerance)) {
+						LogManager.EnableLogging();
 						Log.Debug("found operating point in {0} iterations. engine speed: {1}, delta: {2}", retryCount, nextAngularSpeed,
 							delta);
 						return RequestPort.Request(absTime, dt, torque, nextAngularSpeed);
@@ -560,6 +565,7 @@ namespace TUGraz.VectoCore.Models.SimulationComponent.Impl
 					searchInterval *= intervalFactor;
 				} while (retryCount++ < Constants.SimulationSettings.EngineSearchLoopThreshold);
 
+				LogManager.EnableLogging();
 				Log.Warn("Exceeded max iterations when searching for idling point!");
 				Log.Warn("acceleration: {0} ... {1}", ", ".Join(debug.Take(5).Select(x => x.acceleration)),
 					", ".Join(debug.Slice(-6).Select(x => x.acceleration)));