public void SetPlacementsActiveBasedOnDistance(string placementIdToAlwaysShow = "")
{
if (Managers.personManager == null || Managers.personManager.ourPerson == null ||
Managers.personManager.ourPerson.Head == null ||
Managers.areaManager == null)
{
return;
}
Transform ourTransform = Managers.personManager.ourPerson.Head.transform;
GameObject[] things = Misc.GetChildrenAsArray(Managers.thingManager.placements.transform);
things = things.OrderBy(
x => Vector3.Distance(ourTransform.position, x.transform.position)
).ToArray();
int thingsCount = 0;
int baseLayerParticleSystemsCount = 0;
int particleSystemsCount = 0;
int lightsCount = 0;
int lightsThrowingShadowsCount = 0;
int allPartsImageCount = 0;
const float distanceAtWhichToShowAnything = 2.5f;
foreach (GameObject thingObject in things)
{
if (thingObject != CreationHelper.thingThatWasClonedFrom &&
thingObject != CreationHelper.thingBeingEdited &&
thingObject.name != Universe.objectNameIfAlreadyDestroyed)
{
Thing thing = thingObject.GetComponent <Thing>();
bool alwaysShowThisOne =
(!string.IsNullOrEmpty(placementIdToAlwaysShow) && thing.placementId == placementIdToAlwaysShow) ||
thing.isHighlighted;
if (!alwaysShowThisOne)
{
bool forceShow = false;
bool forceHide = false;
float distance = Vector3.Distance(ourTransform.position, thingObject.transform.position);
if (thing.distanceToShow != null && !thing.isHighlighted)
{
if (distance <= (float)thing.distanceToShow)
{
forceShow = true;
}
else
{
forceHide = true;
}
}
bool didEnable = false;
bool makeExceptionToShowAnyway = false;
if (!thing.suppressShowAtDistance)
{
makeExceptionToShowAnyway = thing.thingPartCount <= 15 &&
(thing.isVeryBig || thing.requiresWiderReach || thing.hasSurroundSound);
if (thing.benefitsFromShowingAtDistance || thing.temporarilyBenefitsFromShowingAtDistance ||
distance <= distanceAtWhichToShowAnything)
{
makeExceptionToShowAnyway = true;
}
}
if ((thingsCount < maxThingsAround || makeExceptionToShowAnyway || forceShow) && !forceHide)
{
thingsCount++;
float requiredSizeToShow = 0f;
if (!(thing.containsBehaviorScript && distance <= 35f))
{
if (distance >= 100f)
{
requiredSizeToShow = 15f;
}
else if (distance >= 75f)
{
requiredSizeToShow = 6f;
}
else if (distance >= 50f)
{
requiredSizeToShow = 2f;
}
else if (distance >= 25f)
{
requiredSizeToShow = 1f;
}
}
bool isFarAwayWithManyParts = distance >= 50f && thing.thingPartCount >= 25;
if (makeExceptionToShowAnyway ||
(thing.biggestSize >= requiredSizeToShow && !isFarAwayWithManyParts) || forceShow)
{
thing.gameObject.SetActive(true);
didEnable = true;
if (thing.containsBaseLayerParticleSystem)
{
baseLayerParticleSystemsCount++;
bool doOptimizeBaseLayerParticleSystem =
baseLayerParticleSystemsCount > Managers.optimizationManager.maxBaseLayerParticleSystemsAround &&
!thing.benefitsFromShowingAtDistance;
AdjustThingParticleSystemsOptimization(thing.gameObject, doOptimizeBaseLayerParticleSystem);
}
if (thing.containsParticleSystem)
{
particleSystemsCount++;
bool doOptimizeParticleSystem =
particleSystemsCount > Managers.optimizationManager.maxParticleSystemsAround &&
!thing.benefitsFromShowingAtDistance;
thing.SetParticleSystemsStopPlay(!doOptimizeParticleSystem);
}
if (thing.containsLight)
{
lightsCount++;
thing.AdjustLightsOptimization(
doOptimize: lightsCount > Managers.optimizationManager.maxLightsAround && !forceShow);
if (lightsThrowingShadowsCount < Managers.optimizationManager.maxLightsToThrowShadows)
{
int?limit = Managers.optimizationManager.maxLightsToThrowShadows - lightsThrowingShadowsCount;
int affectedCount = thing.SetLightShadows(true, limit);
lightsThrowingShadowsCount += affectedCount;
}
else
{
thing.SetLightShadows(false);
}
}
if (thing.allPartsImageCount > 0)
{
allPartsImageCount += thing.allPartsImageCount;
bool isWithinLimits =
allPartsImageCount <= Managers.optimizationManager.maxImagePartsAroundCount ||
thing.IsPlacedSubThing() || thing.movableByEveryone;
thing.SetImagePartsActive(isWithinLimits);
}
}
}
if (!didEnable)
{
thing.gameObject.SetActive(false);
}
}
}
}
Managers.areaManager.LimitVisibilityIfNeeded();
}
