public static bool isFrostbite(ExternalTemperatureMonitor.Instance data)
{
// a bit of a kludge, because for some reason Average External Temperature
// does not update for Frostbite even though it does for Scalding.
var exttemp = data.GetCurrentExternalTemperature;
return(exttemp < GetFrostbiteThreshold(data) && exttemp > 0.01f &&
GetCurrentExternalPressure(data) >= GermExposureTuning.MIN_PRESSURE);
}
// Gets the minimum external pressure of the cells occupied by the creature
public static float GetCurrentExternalPressure(ExternalTemperatureMonitor.Instance instance)
{
int cell = Grid.PosToCell(instance.gameObject);
var area = instance.occupyArea;
float pressure = Grid.Pressure[cell];
if (area != null)
{
foreach (CellOffset offset in area.OccupiedCellsOffsets)
{
int newCell = Grid.OffsetCell(cell, offset);
if (Grid.IsValidCell(newCell))
{
float newPressure = Grid.Pressure[newCell];
if (newPressure < pressure)
{
pressure = newPressure;
}
}
}
}
return(pressure);
}
public static bool Prefix(ExternalTemperatureMonitor.Instance __instance, float dt,
float ___lastScaldTime)
{
float now = Time.time;
var hp = __instance.health;
// Avoid damage for pressures < threshold
bool pressure = GetCurrentExternalPressure(__instance) > GermExposureTuning.
MIN_PRESSURE;
if (hp != null && now - ___lastScaldTime > 5.0f && pressure)
{
float temp = __instance.AverageExternalTemperature, mult =
GermExposureTuning.DAMAGE_PER_K;
// For every 5 C outside the limits, damage 1HP more
float damage = System.Math.Max(0.0f, mult * (temp - __instance.
GetScaldingThreshold())) + System.Math.Max(0.0f, mult * (
GetFrostbiteThreshold(__instance) - temp));
if (damage > 0.0f)
{
hp.Damage(damage * dt);
}
}
return(pressure);
}
public static float GetFrostbiteThreshold(ExternalTemperatureMonitor.Instance data)
{
return(data.attributes.GetValue("FrostbiteThreshold") + GermExposureTuning.
BASE_FROSTBITE_THRESHOLD);
}
