I am trying to build OpenCV 2.4.1 with OpenGL support, and it keeps faling. I have OpenGL installed in my Ubuntu 11.04, libs are under /usr/lib/libGL.so as usual. I know my
I have the same problem and I fund a solution by putting a extra command (WITH_QT=ON). I dont know why, but I found on the internet that is not possible enable OPENGL without enableing QT instead of GTK. I hope that this help us, and Iam sorry for my english (I dont know so much because I talk spanish).
Saludos compadres !! Desde Mexico :D