I would like to implement the approach of the virtual texturing.
I'm following the instructions of this thesis http://www.graphics....ring_low_03.pdf
I need what the author calls "Needbuffer" (pag 14).
I'm more or less at this point: http://www.youtube.com/watch?feature=player_embedded&v=ONYt4hbitFE
and using the information about the level of detail I would like to load a texture composed with different level of details like in this video: http://www.youtube.com/watch?feature=player_embedded&v=YCZl16JMF08
Efficient drawing of 2d gridlines with shaders
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