Screen pixel to its location in global coordinate.

[jxruan]

How can I translate a position (x, y) on screen to its global match (x, y, 0)? (suppose z = 0).

Thank you

[jxruan]

I found the answer my self.
Using gluUnproject(...)


Originally posted by jxruan:
How can I translate a position (x, y) on screen to its global match (x, y, 0)? (suppose z = 0).

Thank you