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Still not find any code about it
Then write some. Go back to where you found the information on it, and read it again. Think about how it works, and what you need to do to implement it.
Development isn't about finding existing code and hoping you have hammer it into place in your project, it's about adapting and implementing algorithms, or inventing your own algorithm if you can't find anything suitable.
If you are having problems getting started at all, then this may help:
How to Write Code to Solve a Problem, A Beginner's Guide[
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