(I know the post is old) A better way of doing it can be found at the end of this document: https://hal.archives-ouvertes.fr/hal-01704943v2/document

in this document, it's explained how to do it properly and including a C code so it's easy to copy and paste to see if the solution works.

A better way of doing it can be found at the end of this document: https://hal.archives-ouvertes.fr/hal-01704943v2/document

In this document, it's explained how to do it properly and including a C code so it's easy to copy and paste to see if the solution works.

(I know the post is old) A better way of doing it can be found at the end of this document:

 https://hal.archives-ouvertes.fr/hal-01704943v2/document

(I know the post is old) A better way of doing it can be found at the end of this document:  https://hal.archives-ouvertes.fr/hal-01704943v2/document

in this document, it's explained how to do it properly and including a C code so it's easy to copy and paste to see if the solution works.