Method Slice

src/engine/shared/demo.cpp:1417–1480

}

bool CDemoEditor::Slice(const char *pDemo, const char *pDst, int StartTick, int EndTick, DEMOFUNC_FILTER pfnFilter, void *pUser)
{
	CDemoPlayer DemoPlayer(m_pSnapshotDelta, false);
	if(DemoPlayer.Load(m_pStorage, m_pConsole, pDemo, IStorage::TYPE_ALL_OR_ABSOLUTE) == -1)
		return false;

	const CMapInfo *pMapInfo = DemoPlayer.GetMapInfo();
	const CDemoPlayer::CPlaybackInfo *pInfo = DemoPlayer.Info();

	std::optional<SHA256_DIGEST> Sha256 = pMapInfo->m_Sha256;
	if(pInfo->m_Header.m_Version < gs_Sha256Version)
	{
		if(DemoPlayer.ExtractMap(m_pStorage))
		{
			Sha256 = pMapInfo->m_Sha256;
		}
	}
	if(!Sha256.has_value())
	{
		log_error_color(DEMO_PRINT_COLOR, "demo/slice", "Failed to start demo slicing because map SHA256 could not be determined.");
		return false;
	}

	CDemoRecorder DemoRecorder(m_pSnapshotDelta);
	unsigned char *pMapData = DemoPlayer.GetMapData(m_pStorage);
	const int Result = DemoRecorder.Start(m_pStorage, m_pConsole, pDst, pInfo->m_Header.m_aNetversion, pMapInfo->m_aName, Sha256.value(), pMapInfo->m_Crc, pInfo->m_Header.m_aType, pMapInfo->m_Size, pMapData, nullptr, pfnFilter, pUser) == -1;
	free(pMapData);
	if(Result != 0)
	{
		DemoPlayer.Stop();
		return false;
	}

	CDemoRecordingListener Listener;
	Listener.m_pDemoRecorder = &DemoRecorder;
	Listener.m_pDemoPlayer = &DemoPlayer;
	Listener.m_Stop = false;
	Listener.m_StartTick = StartTick;
	Listener.m_EndTick = EndTick;
	DemoPlayer.SetListener(&Listener);

	DemoPlayer.Play();

	while(DemoPlayer.IsPlaying() && !Listener.m_Stop)
	{
		DemoPlayer.Update(false);

		if(pInfo->m_Info.m_Paused)
			break;
	}

	// Copy timeline markers to sliced demo
	for(int i = 0; i < pInfo->m_Info.m_NumTimelineMarkers; i++)
	{
		if((StartTick == -1 || pInfo->m_Info.m_aTimelineMarkers[i] >= StartTick) && (EndTick == -1 || pInfo->m_Info.m_aTimelineMarkers[i] <= EndTick))
		{
			DemoRecorder.AddDemoMarker(pInfo->m_Info.m_aTimelineMarkers[i]);
		}