void UpdateScreenPos()
{
Vector3 screenPos = Camera.main.WorldToScreenPoint(unit.GetPos() + new Vector3(0, .5f, 0));
screenPos.z = 0;
rectT.localPosition = screenPos * UI.GetScaleFactor();
}
public void Show(Unit unit)
{
activeUnit = unit;
refreshEveryFrame = activeUnit.IsTower() && activeUnit.GetTower().isPreview;
thisT.position = unit.GetPos();
CreatePoints(unit);
thisObj.SetActive(true);
}
void Update()
{
if (activeUnit == null)
{
Hide();
}
if (refreshEveryFrame)
{
thisT.position = activeUnit.GetPos();
CreatePoints(activeUnit);
}
}
public static List <Unit> GetUnitsWithinRange(Unit srcUnit, float range)
{
return(GetUnitsWithinRange(srcUnit.GetPos(), range));
}
public TargetingInfo(Unit u)
{
tgtUnit = u; pos = tgtUnit.GetPos(); valid = true;
}
public void ScanForTarget()
{
if (attackTarget != null)
{
if (attackTarget.IsDestroyed())
{
attackTarget = null;
}
else
{
float dist = Vector3.Distance(GetPos(), attackTarget.GetPos());
if (dist > GetDetectionRange(attackTarget))
{
attackTarget = null;
}
else
{
return;
}
}
}
if (CreepIsOnAttackCD())
{
return; //for creep only
}
//if(cooldownAttack>0) return;
List <Unit> unitList = null;
if (IsTower())
{
unitList = SpawnManager.GetUnitsWithinRange(this, GetAttackRange(), GetTargetGroup());
}
else
{
unitList = TowerManager.GetUnitsWithinRange(this, GetAttackRange());
}
if (targetingFov > 0 && targetingFov < 360)
{
Quaternion curDir = thisT.rotation * Quaternion.Euler(0, targetingDir, 0);
for (int i = 0; i < unitList.Count; i++)
{
Quaternion dirToTarget = Quaternion.LookRotation(unitList[i].GetPos() - GetPos());
if (Quaternion.Angle(curDir, dirToTarget) > targetingFov * 0.5f)
{
unitList.RemoveAt(i); i -= 1;
}
}
}
if (unitList.Count <= 0)
{
return;
}
if (IsCreep() && targetMode == _TargetMode.NearestToDestination)
{
targetMode = _TargetMode.Random;
}
int newTargetIdx = -1;
if (unitList.Count == 1)
{
newTargetIdx = 0;
}
else if (targetMode == _TargetMode.Random)
{
newTargetIdx = Random.Range(0, unitList.Count);
}
else if (targetMode == _TargetMode.NearestToSelf)
{
float nearest = Mathf.Infinity;
for (int i = 0; i < unitList.Count; i++)
{
float dist = Vector3.Distance(GetPos(), unitList[i].GetPos());
if (dist < nearest)
{
newTargetIdx = i; nearest = dist;
}
}
}
else if (targetMode == _TargetMode.MostHP)
{
float mostHP = 0;
for (int i = 0; i < unitList.Count; i++)
{
if (unitList[i].hp + unitList[i].sh > mostHP)
{
newTargetIdx = i; mostHP = unitList[i].hp + unitList[i].sh;
}
}
}
else if (targetMode == _TargetMode.LeastHP)
{
float leastHP = Mathf.Infinity;
for (int i = 0; i < unitList.Count; i++)
{
if (unitList[i].hp + unitList[i].sh < leastHP)
{
newTargetIdx = i; leastHP = unitList[i].hp + unitList[i].sh;
}
}
}
else if (targetMode == _TargetMode.NearestToDestination)
{
float pathDist = Mathf.Infinity; int furthestWP = 0; int furthestSubWP = 0; float distToDest = Mathf.Infinity;
for (int i = 0; i < unitList.Count; i++)
{
float pDist = unitList[i].GetPathDist();
int wpIdx = unitList[i].GetWPIdx();
int subWpIdx = unitList[i].GetSubWPIdx();
float tgtDistToDest = unitList[i].GetDistToTargetPos();
if (pDist < pathDist)
{
newTargetIdx = i; pathDist = pDist; furthestWP = wpIdx; furthestSubWP = subWpIdx; distToDest = tgtDistToDest;
}
else if (pDist == pathDist)
{
if (furthestWP < wpIdx)
{
newTargetIdx = i; pathDist = pDist; furthestWP = wpIdx; furthestSubWP = subWpIdx; distToDest = tgtDistToDest;
}
else if (furthestWP == wpIdx)
{
if (furthestSubWP < subWpIdx)
{
newTargetIdx = i; pathDist = pDist; furthestWP = wpIdx; furthestSubWP = subWpIdx; distToDest = tgtDistToDest;
}
else if (furthestSubWP == subWpIdx && tgtDistToDest < distToDest)
{
newTargetIdx = i; pathDist = pDist; furthestWP = wpIdx; furthestSubWP = subWpIdx; distToDest = tgtDistToDest;
}
}
}
}
}
if (newTargetIdx >= 0)
{
attackTarget = unitList[newTargetIdx];
if (snapAiming)
{
Aim();
}
}
}
public static List <Unit> GetUnitsWithinRange(Unit srcUnit, float range, UnitTower._TargetGroup tgtGroup = UnitTower._TargetGroup.All)
{
return(GetUnitsWithinRange(srcUnit.GetPos(), range, tgtGroup));
}