PixelCurve1D(double x1=0, double y1=0, double x2=1, double y2=1, uInt npoints=0)
Define a straight line from (x1,y1) to (x2,y2).
void getPixelCoord(Vector< float > &x, Vector< float > &y, uInt start, uInt end, uInt incr=1) const
Get the pixel coordinates in the original lattice for point start till end with given step.