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TestFlightFailure_IgnitionFail.cs
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TestFlightFailure_IgnitionFail.cs
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using System;
using System.Linq;
using System.Collections;
using System.Collections.Generic;
using System.Reflection;
using UnityEngine;
using TestFlightAPI;
namespace TestFlight
{
public class TestFlightFailure_IgnitionFail : TestFlightFailure_Engine
{
[KSPField(isPersistant=true)]
public bool restoreIgnitionCharge = false;
[KSPField(isPersistant=true)]
public bool ignorePressureOnPad = true;
public FloatCurve baseIgnitionChance = null;
public FloatCurve pressureCurve = null;
private ITestFlightCore core = null;
public double DynamicPressure
{
get
{
double density;
Vector3 velocity = this.part.Rigidbody.velocity + Krakensbane.GetFrameVelocityV3f();
float sqrSpeed = velocity.sqrMagnitude;
density = this.vessel.atmDensity;
double dynamicPressure = 0.5 * density * sqrSpeed;
return dynamicPressure;
}
}
public new bool TestFlightEnabled
{
get
{
// verify we have a valid core attached
if (core == null)
return false;
if (baseIgnitionChance == null)
return false;
// and a valid engine
if (engines == null)
return false;
return TestFlightUtil.EvaluateQuery(Configuration, this.part);
}
}
public override void OnStart(StartState state)
{
base.OnStart(state);
StartCoroutine("Attach");
}
IEnumerator Attach()
{
while (this.part == null || this.part.partInfo == null || this.part.partInfo.partPrefab == null || this.part.Modules == null)
yield return null;
while (core == null)
{
core = TestFlightUtil.GetCore(this.part);
yield return null;
}
Startup();
}
public override void Startup()
{
base.Startup();
// We don't want this getting triggered as a random failure
core.DisableFailure("TestFlightFailure_IgnitionFail");
Part prefab = this.part.partInfo.partPrefab;
foreach (PartModule pm in prefab.Modules)
{
TestFlightFailure_IgnitionFail modulePrefab = pm as TestFlightFailure_IgnitionFail;
if (modulePrefab != null && modulePrefab.Configuration == configuration)
{
if ((object)modulePrefab.baseIgnitionChance != null)
{
Log("IgnitionFail: Loading baseIgnitionChance from prefab");
baseIgnitionChance = modulePrefab.baseIgnitionChance;
}
if ((object)modulePrefab.pressureCurve != null)
{
Log("IgnitionFail: Loading pressureCurve from prefab");
pressureCurve = modulePrefab.pressureCurve;
}
}
}
}
public override void OnUpdate()
{
if (!TestFlightEnabled)
return;
// For each engine we are tracking, compare its current ignition state to our last known ignition state
for (int i = 0; i < engines.Count; i++)
{
EngineHandler engine = engines[i];
EngineModuleWrapper.EngineIgnitionState currentIgnitionState = engine.engine.IgnitionState;
// If we are transitioning from not ignited to ignited, we do our check
// The ignitionFailueRate defines the failure rate per flight data
if (currentIgnitionState == EngineModuleWrapper.EngineIgnitionState.IGNITED)
{
if (engine.ignitionState == EngineModuleWrapper.EngineIgnitionState.NOT_IGNITED || engine.ignitionState == EngineModuleWrapper.EngineIgnitionState.UNKNOWN)
{
Log(String.Format("IgnitionFail: Engine {0} transitioning to INGITED state", engine.engine.Module.GetInstanceID()));
Log(String.Format("IgnitionFail: Checking curves..."));
if (baseIgnitionChance != null)
Log("IgnitionFail: baseIgnitionChance is valid");
else
Log("IgnitionFail: baseIgnitionChance is NULL");
if (pressureCurve != null)
Log("IgnitionFail: pressureCurve is valid");
else
Log("IgnitionFail: pressureCurve is NULL");
double initialFlightData = core.GetInitialFlightData();
float ignitionChance = 1f;
float multiplier = 1f;
ignitionChance = baseIgnitionChance.Evaluate((float)initialFlightData);
if (ignitionChance <= 0)
ignitionChance = 1f;
if (pressureCurve != null)
multiplier = pressureCurve.Evaluate((float)DynamicPressure);
if (multiplier <= 0f)
multiplier = 1f;
if (this.vessel.situation != Vessel.Situations.PRELAUNCH)
ignitionChance *= multiplier;
double failureRoll = core.RandomGenerator.NextDouble();
Log(String.Format("IgnitionFail: Engine {0} ignition chance {1:F4}, roll {2:F4}", engine.engine.Module.GetInstanceID(), ignitionChance, failureRoll));
if (failureRoll > ignitionChance)
{
engine.failEngine = true;
core.TriggerNamedFailure("TestFlightFailure_IgnitionFail");
}
}
}
engine.ignitionState = currentIgnitionState;
}
}
// Failure methods
public override void DoFailure()
{
base.DoFailure();
if (!TestFlightEnabled)
return;
Log(String.Format("IgnitionFail: Failing {0} engine(s)", engines.Count));
for (int i = 0; i < engines.Count; i++)
{
EngineHandler engine = engines[i];
if (engine.failEngine)
{
engine.engine.Shutdown();
if ((OneShot && restoreIgnitionCharge) || (OneShot && this.vessel.situation == Vessel.Situations.PRELAUNCH) )
RestoreIgnitor();
engines[i].failEngine = false;
}
}
}
public override float DoRepair()
{
base.DoRepair();
for (int i = 0; i < engines.Count; i++)
{
EngineHandler engine = engines[i];
{
engine.engine.Shutdown();
if (restoreIgnitionCharge || this.vessel.situation == Vessel.Situations.PRELAUNCH)
RestoreIgnitor();
engines[i].failEngine = false;
}
}
return 0;
}
public void RestoreIgnitor()
{
// part.Modules["ModuleEngineIgnitor"].GetType().GetField("ignitionsRemained").GetValue(part.Modules["ModuleEngineIgnitor"]));
if (this.part.Modules.Contains("ModuleEngineIgnitor"))
{
int currentIgnitions = (int)part.Modules["ModuleEngineIgnitor"].GetType().GetField("ignitionsRemained").GetValue(part.Modules["ModuleEngineIgnitor"]);
part.Modules["ModuleEngineIgnitor"].GetType().GetField("ignitionsRemained").SetValue(part.Modules["ModuleEngineIgnitor"], currentIgnitions + 1);
}
}
public override void OnLoad(ConfigNode node)
{
base.OnLoad(node);
if (node.HasNode("baseIgnitionChance"))
{
Log("IgnitionFail: Loading baseIgnitionChance curve");
baseIgnitionChance = new FloatCurve();
baseIgnitionChance.Load(node.GetNode("baseIgnitionChance"));
}
else
baseIgnitionChance = null;
if (node.HasNode("pressureCurve"))
{
Log("IgnitionFail: Loading pressure curve");
pressureCurve = new FloatCurve();
pressureCurve.Load(node.GetNode("pressureCurve"));
}
else
pressureCurve = null;
}
}
}