public Enumerator(MyVector3DGrid <T> parent, ref Vector3D point, double dist)
{
this.m_parent = parent;
this.m_point = point;
this.m_distSq = dist * dist;
Vector3D vectord = new Vector3D(dist);
Vector3I start = Vector3I.Floor((Vector3D)((point - vectord) * parent.m_divisor));
Vector3I end = Vector3I.Floor((Vector3D)((point + vectord) * parent.m_divisor));
this.m_rangeIterator = new Vector3I_RangeIterator(ref start, ref end);
this.m_previousIndex = -1;
this.m_storageIndex = -1;
}
public Enumerator(MyVector3DGrid <T> parent, ref Vector3D point, double dist)
{
m_parent = parent;
m_point = point;
m_distSq = dist * dist;
Vector3D offset = new Vector3D(dist);
Vector3I start = Vector3I.Floor((point - offset) * parent.m_divisor);
Vector3I end = Vector3I.Floor((point + offset) * parent.m_divisor);
m_rangeIterator = new Vector3I_RangeIterator(ref start, ref end);
m_previousIndex = -1;
m_storageIndex = -1;
}
private bool FindFirstAcceptableEntry()
{
do
{
while (this.m_storageIndex != -1)
{
MyVector3DGrid <T> .Entry entry = this.m_parent.m_storage[this.m_storageIndex];
Vector3D vectord = entry.Point - this.m_point;
if (vectord.LengthSquared() < this.m_distSq)
{
return(true);
}
this.m_previousIndex = this.m_storageIndex;
this.m_storageIndex = entry.NextEntry;
}
this.m_rangeIterator.MoveNext();
}while (this.FindNextNonemptyBin());
return(false);
}
public bool RemoveCurrent()
{
this.m_storageIndex = this.m_parent.RemoveEntry(this.m_storageIndex);
if (this.m_previousIndex == -1)
{
if (this.m_storageIndex == -1)
{
this.m_parent.m_bins.Remove(this.m_rangeIterator.Current);
}
else
{
this.m_parent.m_bins[this.m_rangeIterator.Current] = this.m_storageIndex;
}
}
else
{
MyVector3DGrid <T> .Entry entry = this.m_parent.m_storage[this.m_previousIndex];
entry.NextEntry = this.m_storageIndex;
this.m_parent.m_storage[this.m_previousIndex] = entry;
}
return(this.FindFirstAcceptableEntry());
}