C$++$ code for OpenGL

DO NOT USE $""$M$\_$PI$""$

build a parametric torus object based on parameters $r$ and $R,$ and also controlling the resolution $($number

of triangles$)$ of your approximation.

Using Parametric equations:

$x(,)=(R+rcos)cos$

$y(,)=(R+rcos)sin$

$z(,)=rsin$