Medium duration updates

.github/workflows/dotnet.yml

@@ -23,28 +23,31 @@ jobs:
     - name: Restore dependencies
       run: dotnet restore
 
-    - name: Build Release (library)
-      run: dotnet build GEffectsLogic/GEffectsLogic.csproj -c Release --no-restore
+    - name: Build all configurations
+      run: |
+        dotnet build GEffectsLogic/GEffectsLogic.csproj -c Release --no-restore
+        dotnet build GEffectsLogic/GEffectsLogic.csproj -c Debug --no-restore
 
-    - name: Build Debug (library)
-      run: dotnet build GEffectsLogic/GEffectsLogic.csproj -c Debug --no-restore
+    - name: Collect artifacts
+      run: |
+        mkdir -p artifacts/net10.0/release
+        mkdir -p artifacts/net10.0/debug
+        mkdir -p artifacts/net481/release
+        mkdir -p artifacts/net481/debug
 
-    - name: Upload Release DLL artifact
-      uses: actions/upload-artifact@v4
-      with:
-        name: GEffectsLogic.dll
-        path: GEffectsLogic/bin/Release/net10.0/GEffectsLogic.dll
+        cp GEffectsLogic/bin/Release/net10.0/GEffectsLogic.dll  artifacts/net10.0/release/
+        cp GEffectsLogic/bin/Debug/net10.0/GEffectsLogic.dll    artifacts/net10.0/debug/
+        cp GEffectsLogic/bin/Debug/net10.0/GEffectsLogic.pdb    artifacts/net10.0/debug/
 
-    - name: Prepare Debug DLL name
-      run: |
-        mkdir -p artifacts/debug
-        cp GEffectsLogic/bin/Debug/net10.0/GEffectsLogic.dll artifacts/debug/GEffectsLogic.dev.dll
+        cp GEffectsLogic/bin/Release/net481/GEffectsLogic.dll   artifacts/net481/release/
+        cp GEffectsLogic/bin/Debug/net481/GEffectsLogic.dll     artifacts/net481/debug/
+        cp GEffectsLogic/bin/Debug/net481/GEffectsLogic.pdb     artifacts/net481/debug/
 
-    - name: Upload Debug DLL artifact
+    - name: Upload artifacts
       uses: actions/upload-artifact@v4
       with:
-        name: GEffectsLogic.dev.dll
-        path: artifacts/debug/GEffectsLogic.dev.dll
+        name: GEffectsLogic
+        path: artifacts/
 
   test:
     runs-on: ubuntu-latest

GEffectsLogic/GEffectsLogic.csproj

@@ -1,15 +1,15 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net10.0</TargetFramework>
-    <ImplicitUsings>enable</ImplicitUsings>
-    <Nullable>enable</Nullable>
+	<TargetFrameworks>net481;net10.0</TargetFrameworks>
+	<LangVersion>latest</LangVersion>
+	<ImplicitUsings>enable</ImplicitUsings>
     <Configurations>Debug;Release;PerfDebug</Configurations>
     <AllowUnsafeBlocks>False</AllowUnsafeBlocks>
 
-    <VersionPrefix>0.2.0</VersionPrefix>
+    <VersionPrefix>0.3.0</VersionPrefix>
     <Version>$(VersionPrefix)</Version>
-    <AssemblyVersion>0.2.0.0</AssemblyVersion>
+    <AssemblyVersion>0.3.0.0</AssemblyVersion>
     <FileVersion>$(VersionPrefix).0</FileVersion>
 
     <GitShortHash>nogit</GitShortHash>

GEffectsLogic/LogicSettings.cs

@@ -2,7 +2,7 @@
 {
     public static class LogicSettings
     {
-        public static double StabilizationTimeThreshold { get; set; } = 30.0;
+        public static double StabilizationTimeThreshold { get; set; } = 600.0;
 
         // --- Physiological model parameters ---
 
@@ -16,7 +16,6 @@ public static class LogicSettings
         public static double HydrostaticShiftExponent { get; set; } = 2.2;
 
         // Keep these summing to ~1.0
-        public static double HeadCoreShiftFraction { get; set; } = 0.45;
         public static double CoreLowerShiftFraction { get; set; } = 0.55;
 
         // Passive return / compensation
@@ -98,5 +97,26 @@ public static class LogicSettings
         public static double GSuitGlobalShiftReductionMax { get; set; } = 0.20; // optional mild global scaling
         public static double GSuitCoreLowerReductionMax { get; set; } = 0.60;   // reduce core->lower pooling
         public static double GSuitLowerReturnBoostMax { get; set; } = 0.80;     // increase lower return
+
+        // --- Fatigue / resistance reduction ---
+
+        // Fraction of GSuitEffectiveness that the suit retains passively (hardware inflation) regardless of fatigue
+        public static double GSuitPassiveFraction { get; set; } = 0.25;
+
+        // Straining (AGSM) fatigue: rate at which the human straining component degrades
+        // Build rate is per-second at strainingLevel=1 (quadratic: actual rate = BuildRate * strainingLevel²)
+        // ~60-90s of max straining to saturate (1/BuildRate ≈ saturation time)
+        public static double StrainingFatigueBuildRate { get; set; } = 0.015; // saturates ~67s at full strain
+        public static double StrainingFatigueRecoveryTau { get; set; } = 150.0; // ~2.5 min to recover
+
+        // G-suit mechanical fatigue: slower than straining fatigue (suit outlasts the pilot's AGSM)
+        // Build rate is per-second at strainingLevel=1 (linear: actual rate = BuildRate * strainingLevel)
+        public static double GSuitFatigueBuildRate { get; set; } = 0.004;  // saturates ~250s at full strain
+        public static double GSuitFatigueRecoveryTau { get; set; } = 300.0; // ~5 min to recover
+
+        // Cardiovascular fatigue: hrFatigue (0..1) accumulates at CardioFatigueBuildRate × hrElevation per second
+        public static double CardioFatigueBuildRate { get; set; } = 0.008;  // ~125s at max HR elevation to fully fatigue
+        public static double CardioFatigueRecoveryTau { get; set; } = 240.0; // ~4 min to fully recover
+        public static double CardioFatigueMaxHRFloor { get; set; } = 1.25;  // HR floor when fully fatigued
     }
 }