How do I determine what is touched in 3D space from the screen?

Posted by Omega on Stack Overflow See other posts from Stack Overflow or by Omega
Published on 2010-03-21T16:05:45Z Indexed on 2010/03/21 16:11 UTC
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android

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opengl-es

How do I use gl.gluUnproject in my OpenGL ES 1.1 android app to determine what is selected when the user touches the screen?

My understanding is that the touch event results in a line and I have to find the first "thing" it intersects with.

Are there any tutorials on how to do this?

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