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View Full Version : how to find 2d points of 3d poly on screen



Schlogenburg
08-08-2000, 10:10 AM
I rendered a few polys onscreen, and to select them I need the 2d points/field that the 3d poly takes up on the 2d screen. Beleive me GL selection buffer and RGB selection have failed for me I have tried them. Very much appreciate help.

shawge
08-08-2000, 11:47 AM
Take a look at the following discussion, it may have what you are looking for
http://www.opengl.org/discussion_boards/ubb/Forum3/HTML/000613.html