int32_t C4FindObject::Count(const C4ObjectList &Objs) {
// Trivial cases
if (IsImpossible()) return 0;
if (IsEnsured()) return Objs.ObjectCount();
// Count
int32_t iCount = 0;
for (C4ObjectLink *pLnk = Objs.First; pLnk; pLnk = pLnk->Next)
if (pLnk->Obj->Status)
if (Check(pLnk->Obj)) iCount++;
return iCount;
}
int32_t C4FindObject::Count(const C4ObjectList &Objs)
{
// Trivial cases
if (IsImpossible())
return 0;
if (IsEnsured())
return Objs.ObjectCount();
// Count
int32_t iCount = 0;
for (C4Object *obj : Objs)
if (obj->Status && Check(obj))
iCount++;
return iCount;
}
int32_t C4FindObject::Count(const C4ObjectList &Objs, const C4LSectors &Sct)
{
// Trivial cases
if (IsImpossible())
return 0;
if (IsEnsured())
return Objs.ObjectCount();
// Check bounds
C4Rect *pBounds = GetBounds();
if (!pBounds)
return Count(Objs);
else if (UseShapes())
{
// Get area
C4LArea Area(&::Objects.Sectors, *pBounds); C4LSector *pSct;
C4ObjectList *pLst = Area.FirstObjectShapes(&pSct);
// Check if a single-sector check is enough
if (!Area.Next(pSct))
return Count(pSct->ObjectShapes);
// Create marker, count over all areas
uint32_t iMarker = ::Objects.GetNextMarker();
int32_t iCount = 0;
for (; pLst; pLst=Area.NextObjectShapes(pLst, &pSct))
for (C4Object *obj : Objs)
if (obj->Status)
if (obj->Marker != iMarker)
{
obj->Marker = iMarker;
if (Check(obj))
iCount++;
}
return iCount;
}
else
{
// Count objects per area
C4LArea Area(&::Objects.Sectors, *pBounds); C4LSector *pSct;
int32_t iCount = 0;
for (C4ObjectList *pLst=Area.FirstObjects(&pSct); pLst; pLst=Area.NextObjects(pLst, &pSct))
iCount += Count(*pLst);
return iCount;
}
}
