public void Submit()
{
ProfilerShort.Begin("RequestCollector.Submit");
MyCellCoord cell = default(MyCellCoord);
foreach (var cellId in m_cancelRequests)
{
cell.SetUnpack(cellId);
MyRenderProxy.CancelClipmapCell(m_clipmapId, cell);
bool removed = m_sentRequests.Remove(cellId);
Debug.Assert(removed);
}
foreach (var highPriorityRequest in m_unsentRequestsHigh)
{
cell.SetUnpack(highPriorityRequest);
MyRenderProxy.RequireClipmapCell(m_clipmapId, cell, highPriority: true);
}
m_unsentRequestsHigh.Clear();
int addedCount = 0;
for (int i = m_unsentRequestsLow.Length - 1; i >= 0; i--)
{
var unsent = m_unsentRequestsLow[i];
while (0 < unsent.Count && m_sentRequests.Count < m_maxRequests)
{
var cellId = unsent.FirstElement();
cell.SetUnpack(cellId);
// Do Z-order style iteration of siblings that also need to
// be requested. This ensures faster processing of cells and
// shorter time when both lods are rendered.
var baseCoord = (cell.CoordInLod >> 1) << 1;
var offset = Vector3I.Zero;
for (var it = new Vector3I.RangeIterator(ref Vector3I.Zero, ref Vector3I.One);
it.IsValid(); it.GetNext(out offset))
{
cell.CoordInLod = baseCoord + offset;
cellId = cell.PackId64();
if (!unsent.Remove(cellId))
{
continue;
}
Debug.Assert(!m_cancelRequests.Contains(cellId));
MyRenderProxy.RequireClipmapCell(m_clipmapId, cell, highPriority: false);
bool added = m_sentRequests.Add(cellId);
Debug.Assert(added);
addedCount++;
}
}
// When set reaches reasonably small size, stop freeing memory
if (unsent.Count > 100)
{
unsent.TrimExcess();
}
}
m_cancelRequests.Clear();
ProfilerShort.End();
}