code help

hi!
how can i zoom a portion of a opengl window and i want to display the zoomed portion in the same window(splitting view) but in different place.
please anyone help me to solve this problem.

thanks in advance,
balakrishnan

You are asking on the wrong board, dude.

You should ask this question on the “OpenGL coding: beginners” board which you can select from the combobox near the bottom of this page.