distance3d_sqr_pt_pt()

static double distance3d_sqr_pt_pt ( const POINT3D *  p1, const POINT3D *  p2  )

inlinestatic

Definition at line 42 of file lwinline.h.

{
        double hside = p2->x - p1->x;
        double vside = p2->y - p1->y;
        double zside = p2->z - p1->z;
 
        return hside * hside + vside * vside + zside * zside;
}

References POINT3D::x, POINT3D::y, and POINT3D::z.