double MyTrack::CalcPos( double x, double y, const Seg* hint, bool sides ) const
{
tTrackSeg* pTrackSeg = m_pSegs[0].pSeg;
if( hint != 0 )
pTrackSeg = hint->pSeg;
tTrkLocPos pos;
RtTrackGlobal2Local( pTrackSeg, x, y, &pos, sides );
double dist = RtGetDistFromStart2(&pos);
return dist;
}
//==========================================================================*
// Calc position from coordinates
//--------------------------------------------------------------------------*
double TTrackDescription::CalcPos
(float X, float Y, const TSection* Hint, bool Sides) const
{
tTrackSeg* Seg = oSections[0].Seg;
if(Hint != 0)
Seg = Hint->Seg;
tTrkLocPos Pos;
RtTrackGlobal2Local(Seg, X, Y, &Pos, Sides );
return RtGetDistFromStart2(&Pos);
}
double MyTrack::CalcPos( tTrkLocPos& trkPos, double offset ) const
{
double pos = RtGetDistFromStart2(&trkPos) + offset;
return NormalisePos(pos);
}
//==========================================================================*
// Calc position from offset
//--------------------------------------------------------------------------*
double TTrackDescription::CalcPos(tTrkLocPos& TrkPos, double Offset) const
{
double Pos = RtGetDistFromStart2(&TrkPos) + Offset;
return NormalizePos(Pos); // Normalize to >= 0.0
}
/** Get the distance from the start lane.
@ingroup tracktools
@param car the concerned car.
@return The distance between the start lane and the car.
*/
tdble
RtGetDistFromStart(tCarElt *car)
{
tTrkLocPos *p = &(car->_trkPos);
return RtGetDistFromStart2(p);
}
