C++ (Cpp) TVector2::set Examples

Example #1

File: pinhole.cpp Project: bartholomule/panorama

bool TPinholeCamera::getPlaneProjection (const TVector& rktPOINT, TVector2& rtPROJ) const
{

  TScalar   u, v;
  TScalar   pt, pu, pv;
  TVector   tPoint = (rktPOINT - tLocation);
  
  pt = dotProduct (tDirection, tPoint);
  pu = dotProduct (I, tPoint) / tPixelSize;
  pv = dotProduct (J, tPoint) / tPixelSize;

  u = tHalfResX + ((pu / pt) / tPixelSize);
  if ( ( u < 0 ) || ( u > (tHalfResX * 2) ) )
  {
    return false;
  }
  v = tHalfResY - ((pv / pt) / tPixelSize);
  if ( ( v < 0 ) || ( v > (tHalfResY * 2) ) )
  {
    return false;
  }

  rtPROJ.set (u, v);
  
  return true;
  
}  /* getPlaneProjection() */