behalf of Howard James
Sent: Tue 8/22/2006 11:20 AM
To: 'osg-users@openscenegraph.net'
Subject: [osg-users] UC: reading back values from a FBO
I'm rendering to a floating point texture using a frame buffer object. The
render is in high dynamic range but needs to be correctly scale
I'm rendering to a floating point texture using a
frame buffer object. The render is in high dynamic range but needs to be
correctly scaled. I need to be able to read back the minimum and maximum values
in the frame. How can I go about doing this? (and as fast as possible)
I was thinkin