static void UpdateActiveBlastwave()
{
for (int i = 0; i < activeBlastwaveObjects.Count; ++i)
{
Blastwave exp = activeBlastwaveObjects[i];
exp.Simulate();
}
}
void FixedUpdate()
{
if (FlightGlobals.ready)
{
explosiveHandler.UpdateFreeReactantsAndReactions();
Blastwave.SimulateActiveBlastwaves();
}
}
void Start()
{
Blastwave.Setup();
explosiveHandler = new ExplosiveReactions();
GameEvents.onPartDestroyed.Add(CreateExplosion);
GameEvents.onPartUnpack.Add(SetExplosionPotential);
}
static void UpdateWorldLocations()
{
for (int i = 0; i < activeBlastwaveObjects.Count; ++i)
{
Blastwave exp = activeBlastwaveObjects[i];
if (floatingOrigin != FloatingOrigin.Offset)
{
exp.worldLocation += (FloatingOrigin.Offset - floatingOrigin);
}
exp.worldLocation -= Krakensbane.GetFrameVelocity();
}
floatingOrigin = FloatingOrigin.Offset;
}
public static void CreateBlastwave(float yield, float maxOverPres, float impulseFactor, Vector3d worldLocation)
{
if (!ready)
{
Setup();
}
Blastwave newExplosion;
if (inactiveBlastwaveObjects.Count > 0)
{
newExplosion = inactiveBlastwaveObjects.Dequeue();
}
else
{
newExplosion = new Blastwave();
}
newExplosion.SetConditionsAndInitiate(yield, maxOverPres, impulseFactor, worldLocation);
}
void CreateExplosion(ExplosiveReaction reaction, FreeReactant reactant1, FreeReactant reactant2)
{
double reactantRatio = reaction.reactantRatios[reactant1.resource.id] / reaction.reactantRatios[reactant2.resource.id];
double reactant1Amount = reactant1.resourceMass;
double reactant2Amount = reactant2.resourceMass;
double fuelOxRatio = reactant2Amount * reactantRatio / reactant1Amount;
if (fuelOxRatio > 1) //means there is more reactant 2 than is needed
{
reactant2Amount = reactant1Amount / reactantRatio; //amount of reactant2 needed for reaction
reactant1.resourceMass -= reactant1Amount; //remove this from FreeReactant
reactant2.resourceMass -= reactant2Amount;
}
else
{
reactant1Amount = reactant2Amount * reactantRatio; //amount of reactant2 needed for reaction
reactant1.resourceMass -= reactant1Amount; //remove this from FreeReactant
reactant2.resourceMass -= reactant2Amount;
}
Vector3d avgVel = reactant1.worldVelocity * reactant1Amount + reactant2.worldVelocity * reactant2Amount;
avgVel /= reactant1Amount + reactant2Amount;
double fractionTNTEquivalent = reaction.PYROYieldCurve.Evaluate((float)avgVel.magnitude) * 4.184e6 * (reactant1Amount + reactant2Amount);
Vector3d avgPos = reactant1.worldPosition * reactant1Amount + reactant2.worldPosition * reactant2Amount;
avgPos /= reactant1Amount + reactant2Amount;
Debug.Log("[Blastwave]: Create Explosion with yield of " + fractionTNTEquivalent + " J");
//create blastwave
Blastwave.CreateBlastwave((float)fractionTNTEquivalent, reaction.maxOverPreskPa, reaction.impulseFactor, avgPos);
//create fireball
//TODO fireball call
}
static void UpdateCoalesence()
{
for (int i = 0; i < activeBlastwaveObjects.Count; ++i)
{
Blastwave exp = activeBlastwaveObjects[i];
if (exp.yield <= 0.001f)
{
continue;
}
for (int j = 0; j < activeBlastwaveObjects.Count; ++j)
{
if (i == j)
{
continue;
}
Blastwave otherExp = activeBlastwaveObjects[j];
float dist = exp.potentialCoalesenceCandidates[otherExp];
float mergeRadius = dist * 10f;
if (exp.currentBlastRadius > mergeRadius && otherExp.currentBlastRadius > mergeRadius)
{
float percentDiffBlastRadius = 2 * (exp.currentBlastRadius - otherExp.currentBlastRadius) / (exp.currentBlastRadius + otherExp.currentBlastRadius);
percentDiffBlastRadius = Math.Abs(percentDiffBlastRadius);
if (percentDiffBlastRadius > 0.05f)
{
continue;
}
//Debug.Log("Merging explosions of yield " + exp.equivalentTNTMass + " and " + otherExp.equivalentTNTMass + " due to proximity\n");
float yieldChange = otherExp.yield;
exp.UpdateYield(yieldChange, otherExp.worldLocation);
otherExp.UpdateYield(-yieldChange, otherExp.worldLocation);
}
}
}
}
void SetConditionsAndInitiate(float yield, float maxOverPres, float impulseFactor, Vector3d worldLocation)
{
this.yield = yield;
this.equivalentTNTMass = this.yield * JOULE_TO_KG_TNT_CONVERSION;
this.equivTNTMassInvCubeRoot = (float)Math.Pow(this.equivalentTNTMass, -(1f / 3f));
this.worldLocation = worldLocation;
this.atmPres = FlightGlobals.getStaticPressure(this.worldLocation);
this.ambientSoundSpeed = FlightGlobals.currentMainBody.GetSpeedOfSound(this.atmPres, FlightGlobals.currentMainBody.GetDensity(this.atmPres, FlightGlobals.currentMainBody.GetTemperature(FlightGlobals.currentMainBody.GetAltitude(worldLocation))));
this.ratioSpecHeat = FlightGlobals.currentMainBody.atmosphereAdiabaticIndex;
if (atmPres <= 0 || ambientSoundSpeed <= 0)
{
return;
}
this.maxOverPres = maxOverPres;
this.impulseFactor = impulseFactor;
this.currentPeakPressure = (maxOverPres + 1f) * (float)atmPres;
this.currentPosImpulse = peakPosImpulse;
this.currentBlastRadius = 0;
this.blastWaveVel = 0;
this.prevPeakPressure = this.currentPeakPressure;
this.prevPosImpulse = this.currentPosImpulse;
this.prevBlastRadius = 0;
for (int i = 0; i < activeBlastwaveObjects.Count; i++)
{
Blastwave otherExplosion = activeBlastwaveObjects[i];
float dist = (otherExplosion.worldLocation - this.worldLocation).magnitude;
otherExplosion.potentialCoalesenceCandidates.Add(this, dist);
this.potentialCoalesenceCandidates.Add(otherExplosion, dist);
}
activeBlastwaveObjects.Add(this);
}
static void CheckFinishedBlastwave()
{
for (int i = 0; i < activeBlastwaveObjects.Count; ++i)
{
Blastwave exp = activeBlastwaveObjects[i];
if (exp.CheckSimCompleted())
{
activeBlastwaveObjects.RemoveAt(i);
--i;
if (inactiveBlastwaveObjects.Count < BASELINE_EXPLOSION_COUNT)
{
inactiveBlastwaveObjects.Enqueue(exp);
}
exp.potentialCoalesenceCandidates.Clear();
for (int j = 0; j < activeBlastwaveObjects.Count; ++j)
{
activeBlastwaveObjects[j].potentialCoalesenceCandidates.Remove(exp);
}
}
}
}