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I downloaded QtSDK from website and installed on my computer, my OS is Ubuntu 10.04.
When I compile a project of OpenGL, there is an error “GL/gl.h no such file or directory”.
but when I compile the projet under windows, it works. Why?
Who can resolve this problem for me?
You need to install the OpenGL development files. In Ubuntu they’re in the package
libgl1-mesa-dev. You’ll also want to installlibglu1-mesa-dev.I recommend installing GLEW alongside, since you’ll jump the extension hoops to get OpenGL-3 functionality.
Edit
Here’s how to get GLEW in Ubuntu (from the comments):