static List <DemoWriteInfo> GetWriteInfo(List <ParsedDemo> files)
{
List <DeltaPacket> lastFile = null;
List <DeltaPacket> currentFile = null;
List <DemoWriteInfo> writeInfos = new List <DemoWriteInfo>();
for (int i = 0; i < files.Count; ++i)
{
var info = new DemoWriteInfo();
lastFile = currentFile;
currentFile = files[i].Info.FindDeltaPacketInfo();
if (i == 0)
{
info.SetFirstDemo();
}
else
{
int lastIndex = writeInfos.Count - 1;
bool adjacentTickFound = false;
// Check for adjacent ticks on consecutive demos on the same map
if (files[i - 1].Info.MapName == files[i].Info.MapName)
{
adjacentTickFound = TryExactDeltaMatch(lastFile, currentFile, writeInfos[lastIndex], info);
if (!adjacentTickFound)
{
adjacentTickFound = TryApproximateMatch(lastFile, currentFile, writeInfos[lastIndex], info);
}
}
if (!adjacentTickFound)
{
// Let the previous demo run until the end if no tick is found
writeInfos[lastIndex].SetLast(int.MaxValue, int.MaxValue);
if (currentFile.Count > 0)
{
info.SetStart(currentFile[0].Tick, currentFile[0].GlobalTick);
}
else
{
info.SetStart(int.MinValue, int.MinValue);
}
}
}
// If last demo, include all the ticks
if (i == files.Count - 1)
{
info.SetLast(int.MaxValue, int.MaxValue);
}
writeInfos.Add(info);
}
return(writeInfos);
}
static bool TryApproximateMatch(List <DeltaPacket> lastFile, List <DeltaPacket> currentFile, DemoWriteInfo lastWriteInfo, DemoWriteInfo info)
{
for (int u = 0; u < currentFile.Count; ++u)
{
for (int v = lastFile.Count - 1; v >= 0; --v)
{
if (lastFile[v].GlobalTick <= currentFile[u].DeltaFrom)
{
lastWriteInfo.SetLast(lastFile[v].Tick, lastFile[v].GlobalTick);
info.SetStart(currentFile[u].Tick, currentFile[u].GlobalTick);
return(true);
}
}
}
return(false);
}