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C++ QAngle::LengthSqr方法代码示例

本文整理汇总了C++中QAngle::LengthSqr方法的典型用法代码示例。如果您正苦于以下问题:C++ QAngle::LengthSqr方法的具体用法?C++ QAngle::LengthSqr怎么用?C++ QAngle::LengthSqr使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在QAngle的用法示例。


在下文中一共展示了QAngle::LengthSqr方法的1个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: BacktrackEntity

void CLagCompensationManager::BacktrackEntity( CAI_BaseNPC *pEntity, float flTargetTime )
{
	Vector org, mins, maxs;
	QAngle ang;

	VPROF_BUDGET( "BacktrackEntity", "CLagCompensationManager" );

	// get track history of this entity
	int index = pEntity->GetAIIndex();
	CUtlFixedLinkedList< LagRecord > *track = &m_EntityTrack[ index ];

	// check if we have at leat one entry
	if ( track->Count() <= 0 )
		return;

	int curr = track->Head();

	LagRecord *prevRecord = NULL;
	LagRecord *record = NULL;

	Vector prevOrg = pEntity->GetLocalOrigin();
	
	// Walk context looking for any invalidating event
	while( track->IsValidIndex(curr) )
	{
		// remember last record
		prevRecord = record;

		// get next record
		record = &track->Element( curr );

		if ( !(record->m_fFlags & LC_ALIVE) )
		{
			// entity must be alive, lost track
			return;
		}

		Vector delta = record->m_vecOrigin - prevOrg;
		if ( delta.LengthSqr() > LAG_COMPENSATION_TELEPORTED_DISTANCE_SQR )
		{
			// lost track, moved too far (may have teleported)
			return; 
		}

		// did we find a context smaller than target time ?
		if ( record->m_flSimulationTime <= flTargetTime )
			break; // hurra, stop

		prevOrg = record->m_vecOrigin;

		// go one step back in time
		curr = track->Next( curr );
	}

	Assert( record );

	if ( !record )
	{
		if ( sv_unlag_debug.GetBool() )
		{
			DevMsg( "No valid positions in history for BacktrackEntity ( %s )\n", pEntity->GetClassname() );
		}

		return; // that should never happen
	}

	float frac = 0.0f;
	if ( prevRecord && 
		 (record->m_flSimulationTime < flTargetTime) &&
		 (record->m_flSimulationTime < prevRecord->m_flSimulationTime) )
	{
		// we didn't find the exact time but have a valid previous record
		// so interpolate between these two records;

		Assert( prevRecord->m_flSimulationTime > record->m_flSimulationTime );
		Assert( flTargetTime < prevRecord->m_flSimulationTime );

		// calc fraction between both records
		frac = ( flTargetTime - record->m_flSimulationTime ) / 
			( prevRecord->m_flSimulationTime - record->m_flSimulationTime );

		Assert( frac > 0 && frac < 1 ); // should never extrapolate

		ang  = Lerp( frac, record->m_vecAngles, prevRecord->m_vecAngles );
		org  = Lerp( frac, record->m_vecOrigin, prevRecord->m_vecOrigin  );
		mins = Lerp( frac, record->m_vecMins, prevRecord->m_vecMins  );
		maxs = Lerp( frac, record->m_vecMaxs, prevRecord->m_vecMaxs );
	}
	else
	{
		// we found the exact record or no other record to interpolate with
		// just copy these values since they are the best we have
		ang  = record->m_vecAngles;
		org  = record->m_vecOrigin;
		mins = record->m_vecMins;
		maxs = record->m_vecMaxs;
	}

	// See if this is still a valid position for us to teleport to
	if ( sv_unlag_fixstuck.GetBool() )
//.........这里部分代码省略.........
开发者ID:NEITMod,项目名称:HL2BM2,代码行数:101,代码来源:player_lagcompensation.cpp


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