public override cVector3 force(cCritter pcritter)
{
if (_pnode == null)
{
return(new cVector3(0.0f, 0.0f, 0.0f));
}
cDistanceAndDirection dirdic =
pcritter.distanceAndDirectionTo(_pnode);
if (dirdic._distance < 0.00001f)
{
return(new cVector3(0.0f, 0.0f, 0.0f));
}
float pull = (_intensity * _pnode.Mass * pcritter.Mass) /
((dirdic._distance) * (dirdic._distance));
return(dirdic._direction * pull);
}
public void copy(cDistanceAndDirection dd)
{
_distance = dd._distance;
_direction.copy(dd._direction);
}