// +-----------+----------------------------------------------------------------------------------------------------------------------------------------------
// | Evolution |
// +-----------+
// Checks if this strain of illness has evolved to the next strain
// Returns 0 if no mutation, 1 if mutated into an existing strain, 2 if mutated into a new strain
public int NextStrain(int currentStrain, GameObject person)
{
// If evolution is turned off, then do not mutate
if (!GameControllerScript.canEvolve || GameControllerScript.totalUpdates <= 50)
{
return(0);
}
int maxStrain = GameControllerScript.maxStrain;
int maxNumStrains = strainColors.Length;
if (currentStrain < strainColors.Length && currentStrain < resistantStrain)
{
float constant = GameControllerScript.baseMutationChance / ((maxNumStrains - 1) / (float)maxNumStrains);
float chanceOfMutation = maxNumStrains - currentStrain;
chanceOfMutation /= (float)maxNumStrains;
chanceOfMutation *= constant;
chanceOfMutation /= 5f;
if (Random.value < chanceOfMutation)
{
person.SendMessage("Infect", currentStrain + 1);
if (currentStrain == maxStrain)
{
GameControllerScript.maxStrain = maxStrain + 1;
StartCoroutine(GameControllerScript.ChangePopupText(
"A new strain that is resistant to treatment " + treatmentName + " has appeared!"
));
return(2);
}
else
{
return(1);
}
}
else if (resistantStrain > maxNumStrains && currentStrain < maxStrain && Random.value < 0.015625f)
{
StartCoroutine(GameControllerScript.ChangePopupText(
"Strain " + (currentStrain + 1) + " has become resistant to treatment " + treatmentName + "!"
));
return(2);
}
}
return(0);
}